s around - // "paragraphs" that are wrapped in non-block-level tags, such as anchors, - // phrase emphasis, and spans. The list of tags we're looking for is - // hard-coded: - var block_tags_a = "p|div|h[1-6]|blockquote|pre|table|dl|ol|ul|script|noscript|form|fieldset|iframe|math|ins|del" - var block_tags_b = "p|div|h[1-6]|blockquote|pre|table|dl|ol|ul|script|noscript|form|fieldset|iframe|math" - - // First, look for nested blocks, e.g.: - //
. It was easier to make a special case than - // to make the other regex more complicated. - - /* - text = text.replace(/ - \n // Starting after a blank line - [ ]{0,3} - ( // save in $1 - (<(hr) // start tag = $2 - \b // word break - ([^<>])*? - \/?>) // the matching end tag - [ \t]* - (?=\n{2,}) // followed by a blank line - ) - /g,hashElement); - */ - text = text.replace(/\n[ ]{0,3}((<(hr)\b([^<>])*?\/?>)[ \t]*(?=\n{2,}))/g, hashElement); - - // Special case for standalone HTML comments: - - /* - text = text.replace(/ - \n\n // Starting after a blank line - [ ]{0,3} // attacklab: g_tab_width - 1 - ( // save in $1 - -]|-[^>])(?:[^-]|-[^-])*)--) // see http://www.w3.org/TR/html-markup/syntax.html#comments and http://meta.stackoverflow.com/q/95256 - > - [ \t]* - (?=\n{2,}) // followed by a blank line - ) - /g,hashElement); - */ - text = text.replace(/\n\n[ ]{0,3}(-]|-[^>])(?:[^-]|-[^-])*)--)>[ \t]*(?=\n{2,}))/g, hashElement); - - // PHP and ASP-style processor instructions ( and <%...%>) - - /* - text = text.replace(/ - (?: - \n\n // Starting after a blank line - ) - ( // save in $1 - [ ]{0,3} // attacklab: g_tab_width - 1 - (?: - <([?%]) // $2 - [^\r]*? - \2> - ) - [ \t]* - (?=\n{2,}) // followed by a blank line - ) - /g,hashElement); - */ - text = text.replace(/(?:\n\n)([ ]{0,3}(?:<([?%])[^\r]*?\2>)[ \t]*(?=\n{2,}))/g, hashElement); - - return text; - } - - function hashElement(wholeMatch, m1) { - var blockText = m1; - - // Undo double lines - blockText = blockText.replace(/^\n+/, ""); - - // strip trailing blank lines - blockText = blockText.replace(/\n+$/g, ""); - - // Replace the element text with a marker ("~KxK" where x is its key) - blockText = "\n\n~K" + (g_html_blocks.push(blockText) - 1) + "K\n\n"; - - return blockText; - } - - var blockGamutHookCallback = function (t) { return _RunBlockGamut(t); } - - function _RunBlockGamut(text, doNotUnhash) { - // - // These are all the transformations that form block-level - // tags like paragraphs, headers, and list items. - // - - text = pluginHooks.preBlockGamut(text, blockGamutHookCallback); - - text = _DoHeaders(text); - - // Do Horizontal Rules: - var replacement = "
\n"; - text = text.replace(/^[ ]{0,2}([ ]?\*[ ]?){3,}[ \t]*$/gm, replacement); - text = text.replace(/^[ ]{0,2}([ ]?-[ ]?){3,}[ \t]*$/gm, replacement); - text = text.replace(/^[ ]{0,2}([ ]?_[ ]?){3,}[ \t]*$/gm, replacement); - - text = _DoLists(text); - text = _DoCodeBlocks(text); - text = _DoBlockQuotes(text); - - text = pluginHooks.postBlockGamut(text, blockGamutHookCallback); - - // We already ran _HashHTMLBlocks() before, in Markdown(), but that - // was to escape raw HTML in the original Markdown source. This time, - // we're escaping the markup we've just created, so that we don't wrap - //
tags around block-level tags.
- text = _HashHTMLBlocks(text);
- text = _FormParagraphs(text, doNotUnhash);
-
- return text;
- }
-
- function _RunSpanGamut(text) {
- //
- // These are all the transformations that occur *within* block-level
- // tags like paragraphs, headers, and list items.
- //
-
- text = pluginHooks.preSpanGamut(text);
-
- text = _DoCodeSpans(text);
- text = _EscapeSpecialCharsWithinTagAttributes(text);
- text = _EncodeBackslashEscapes(text);
-
- // Process anchor and image tags. Images must come first,
- // because ![foo][f] looks like an anchor.
- text = _DoImages(text);
- text = _DoAnchors(text);
-
- // Make links out of things like ` Just type tags
- //
-
- // Strip leading and trailing lines:
- text = text.replace(/^\n+/g, "");
- text = text.replace(/\n+$/g, "");
-
- var grafs = text.split(/\n{2,}/g);
- var grafsOut = [];
-
- var markerRe = /~K(\d+)K/;
-
- //
- // Wrap tags.
- //
- var end = grafs.length;
- for (var i = 0; i < end; i++) {
- var str = grafs[i];
-
- // if this is an HTML marker, copy it
- if (markerRe.test(str)) {
- grafsOut.push(str);
- }
- else if (/\S/.test(str)) {
- str = _RunSpanGamut(str);
- str = str.replace(/^([ \t]*)/g, " ");
- str += " s around
+ // "paragraphs" that are wrapped in non-block-level tags, such as anchors,
+ // phrase emphasis, and spans. The list of tags we're looking for is
+ // hard-coded:
+ var block_tags_a = "p|div|h[1-6]|blockquote|pre|table|dl|ol|ul|script|noscript|form|fieldset|iframe|math|ins|del"
+ var block_tags_b = "p|div|h[1-6]|blockquote|pre|table|dl|ol|ul|script|noscript|form|fieldset|iframe|math"
+
+ // First, look for nested blocks, e.g.:
+ // tags around block-level tags.
+ text = _HashHTMLBlocks(text);
+ text = _FormParagraphs(text, doNotUnhash);
+
+ return text;
+ }
+
+ function _RunSpanGamut(text) {
+ //
+ // These are all the transformations that occur *within* block-level
+ // tags like paragraphs, headers, and list items.
+ //
+
+ text = pluginHooks.preSpanGamut(text);
+
+ text = _DoCodeSpans(text);
+ text = _EscapeSpecialCharsWithinTagAttributes(text);
+ text = _EncodeBackslashEscapes(text);
+
+ // Process anchor and image tags. Images must come first,
+ // because ![foo][f] looks like an anchor.
+ text = _DoImages(text);
+ text = _DoAnchors(text);
+
+ // Make links out of things like ` Just type tags
+ //
+
+ // Strip leading and trailing lines:
+ text = text.replace(/^\n+/g, "");
+ text = text.replace(/\n+$/g, "");
+
+ var grafs = text.split(/\n{2,}/g);
+ var grafsOut = [];
+
+ var markerRe = /~K(\d+)K/;
+
+ //
+ // Wrap tags.
+ //
+ var end = grafs.length;
+ for (var i = 0; i < end; i++) {
+ var str = grafs[i];
+
+ // if this is an HTML marker, copy it
+ if (markerRe.test(str)) {
+ grafsOut.push(str);
+ }
+ else if (/\S/.test(str)) {
+ str = _RunSpanGamut(str);
+ str = str.replace(/^([ \t]*)/g, " ");
+ str += " Cre
// life, atom环境不一样
define("eve", [], function() { return eve; });
return;
-
- (typeof module != "undefined" && module.exports) ?
- (module.exports = eve) :
- (typeof define != "undefined" ? (define("eve", [], function() { return eve; })) : (glob.eve = eve));
+
+ (typeof module != "undefined" && module.exports) ? (module.exports = eve) : (typeof define != "undefined" ? (define("eve", [], function() { return eve; })) : (glob.eve = eve));
})(this);
// ┌─────────────────────────────────────────────────────────────────────┐ \\
// │ "Raphaël 2.1.0" - JavaScript Vector Library │ \\
@@ -30966,6 +30724,7 @@ define('eventMgr',[
return eventMgr;
});
+
/**
* Prism: Lightweight, robust, elegant syntax highlighting
* MIT license http://www.opensource.org/licenses/mit-license.php/
@@ -31141,6 +30900,7 @@ var _ = self.Prism = {
}
},
+ // 这里啊, 把一堆好好的文本替换成恶心的东西
highlight: function (text, grammar, language) {
return Token.stringify(_.tokenize(text, grammar), language);
},
@@ -31253,6 +31013,7 @@ var Token = _.Token = function(type, content) {
this.content = content;
};
+// 来到这里啦, stringify
Token.stringify = function(o, language, parent) {
if (typeof o == 'string') {
return o;
@@ -31286,8 +31047,7 @@ Token.stringify = function(o, language, parent) {
attributes += name + '="' + (env.attributes[name] || '') + '"';
}
- return '<' + env.tag + ' class="' + env.classes.join(' ') + '" ' + attributes + '>' + env.content + '';
-
+ return '<' + env.tag + ' class="' + env.classes.join(' ') + '" ' + attributes + '>' + env.content + '';
};
if (!self.document) {
@@ -35757,6 +35517,7 @@ Prism.languages.md = (function() {
define("libs/prism-markdown", function(){});
+
/* jshint -W084, -W099 */
// Credit to http://dabblet.com/
define('editor',[
@@ -36973,2594 +36734,2610 @@ define('editor',[
return editor;
});
-// needs Markdown.Converter.js at the moment
-
-(function () {
-
- var util = {},
- position = {},
- ui = {},
- doc = window.document,
- re = window.RegExp,
- nav = window.navigator,
- SETTINGS = { lineLength: 72 },
-
- // Used to work around some browser bugs where we can't use feature testing.
- uaSniffed = {
- isIE: /msie/.test(nav.userAgent.toLowerCase()),
- isIE_5or6: /msie 6/.test(nav.userAgent.toLowerCase()) || /msie 5/.test(nav.userAgent.toLowerCase()),
- isOpera: /opera/.test(nav.userAgent.toLowerCase())
- };
-
- var defaultsStrings = {
- bold: "Strong Ctrl/Cmd+B",
- boldexample: "strong text",
-
- italic: "Emphasis Ctrl/Cmd+I",
- italicexample: "emphasized text",
-
- link: "Hyperlink Ctrl/Cmd+L",
- linkdescription: "enter link description here",
- linkdialog: " Insert Hyperlink http://example.com/ \"optional title\" Insert Image http://example.com/images/diagram.jpg \"optional title\" Insert Hyperlink http://example.com/ \"optional title\" Insert Image http://example.com/images/diagram.jpg \"optional title\" Adds extra features to the original Markdown syntax. "),l+=" )?~X(\d+)X(?:<\/p>)?/g,function(t,e){r=!0;var i=parseInt(e,10);return n.hashBlocks[i]}),r===!0&&e()}var n=this;return e(),t},Markdown.Extra.prototype.wrapHeaders=function(t){function e(t){return"\n"+t+"\n"}return t=t.replace(/^.+[ \t]*\n=+[ \t]*\n+/gm,e),t=t.replace(/^.+[ \t]*\n-+[ \t]*\n+/gm,e),t=t.replace(/^\#{1,6}[ \t]*.+?[ \t]*\#*\n+/gm,e)};var m="\\{[ \\t]*((?:[#.][-_:a-zA-Z0-9]+[ \\t]*)+)\\}",v=new RegExp("^(#{1,6}.*#{0,6})[ \\t]+"+m+"[ \\t]*(?:\\n|0x03)","gm"),y=new RegExp("^(.*)[ \\t]+"+m+"[ \\t]*\\n(?=[\\-|=]+\\s*(?:\\n|0x03))","gm"),b=new RegExp("^(```[^`\\n]*)[ \\t]+"+m+"[ \\t]*\\n(?=([\\s\\S]*?)\\n```[ \\t]*(\\n|0x03))","gm");Markdown.Extra.prototype.hashHeaderAttributeBlocks=function(t){function e(t,e,r){return" ~XX"+(n.hashBlocks.push(r)-1)+"XX ~XX"+(n.hashBlocks.push(r)-1)+"XX ~XX(\\d+)XX Allows StackEdit to interpret LaTeX mathematical expressions. Renders modified sections only. Note: Document sections are based on title elements (h1, h2...). Therefore if\n your document does not contain any title, performance will not be increased. Shows notification messages in the bottom-right corner of the\n screen. Creates UML diagrams from plain text description. Sequence diagrams: Flow charts: Note: Markdown Extra extension has to be enabled with GFM fenced code blocks option. Generates a table of contents when a [TOC] marker is found. Converts email addresses in the form <email@example.com> into clickable links. Binds together editor and preview scrollbars. Note: The mapping between Markdown and HTML is based on the\n position of the title elements (h1, h2...) in the page. Therefore if\n your document does not contain any title, the mapping will be linear and\n consequently less accurate. Maps keyboard shortcuts to JavaScript functions. Helps find and replace text in the current document. Prevents cross-site-scripting attacks (XSS). Careful: Disable at your own risk! Insert Hyperlink http://example.com/ "optional title" Insert Image http://example.com/images/diagram.jpg \"optional title\"
\n");
-
- text = pluginHooks.postSpanGamut(text);
-
- return text;
- }
-
- function _EscapeSpecialCharsWithinTagAttributes(text) {
- //
- // Within tags -- meaning between < and > -- encode [\ ` * _] so they
- // don't conflict with their use in Markdown for code, italics and strong.
- //
-
- // Build a regex to find HTML tags and comments. See Friedl's
- // "Mastering Regular Expressions", 2nd Ed., pp. 200-201.
-
- // SE: changed the comment part of the regex
-
- var regex = /(<[a-z\/!$]("[^"]*"|'[^']*'|[^'">])*>|-]|-[^>])(?:[^-]|-[^-])*)--)>)/gi;
-
- text = text.replace(regex, function (wholeMatch) {
- var tag = wholeMatch.replace(/(.)<\/?code>(?=.)/g, "$1`");
- tag = escapeCharacters(tag, wholeMatch.charAt(1) == "!" ? "\\`*_/" : "\\`*_"); // also escape slashes in comments to prevent autolinking there -- http://meta.stackoverflow.com/questions/95987
- return tag;
- });
-
- return text;
- }
-
- function _DoAnchors(text) {
- //
- // Turn Markdown link shortcuts into XHTML tags.
- //
- //
- // First, handle reference-style links: [link text] [id]
- //
-
- /*
- text = text.replace(/
- ( // wrap whole match in $1
- \[
- (
- (?:
- \[[^\]]*\] // allow brackets nested one level
- |
- [^\[] // or anything else
- )*
- )
- \]
-
- [ ]? // one optional space
- (?:\n[ ]*)? // one optional newline followed by spaces
-
- \[
- (.*?) // id = $3
- \]
- )
- ()()()() // pad remaining backreferences
- /g, writeAnchorTag);
- */
- text = text.replace(/(\[((?:\[[^\]]*\]|[^\[\]])*)\][ ]?(?:\n[ ]*)?\[(.*?)\])()()()()/g, writeAnchorTag);
-
- //
- // Next, inline-style links: [link text](url "optional title")
- //
-
- /*
- text = text.replace(/
- ( // wrap whole match in $1
- \[
- (
- (?:
- \[[^\]]*\] // allow brackets nested one level
- |
- [^\[\]] // or anything else
- )*
- )
- \]
- \( // literal paren
- [ \t]*
- () // no id, so leave $3 empty
- ?
- [ \t]*
- ( // $5
- (['"]) // quote char = $6
- (.*?) // Title = $7
- \6 // matching quote
- [ \t]* // ignore any spaces/tabs between closing quote and )
- )? // title is optional
- \)
- )
- /g, writeAnchorTag);
- */
-
- text = text.replace(/(\[((?:\[[^\]]*\]|[^\[\]])*)\]\([ \t]*()?[ \t]*((['"])(.*?)\6[ \t]*)?\))/g, writeAnchorTag);
-
- //
- // Last, handle reference-style shortcuts: [link text]
- // These must come last in case you've also got [link test][1]
- // or [link test](/foo)
- //
-
- /*
- text = text.replace(/
- ( // wrap whole match in $1
- \[
- ([^\[\]]+) // link text = $2; can't contain '[' or ']'
- \]
- )
- ()()()()() // pad rest of backreferences
- /g, writeAnchorTag);
- */
- text = text.replace(/(\[([^\[\]]+)\])()()()()()/g, writeAnchorTag);
-
- return text;
- }
-
- function writeAnchorTag(wholeMatch, m1, m2, m3, m4, m5, m6, m7) {
- if (m7 == undefined) m7 = "";
- var whole_match = m1;
- var link_text = m2.replace(/:\/\//g, "~P"); // to prevent auto-linking withing the link. will be converted back after the auto-linker runs
- var link_id = m3.toLowerCase();
- var url = m4;
- var title = m7;
-
- if (url == "") {
- if (link_id == "") {
- // lower-case and turn embedded newlines into spaces
- link_id = link_text.toLowerCase().replace(/ ?\n/g, " ");
- }
- url = "#" + link_id;
-
- if (g_urls.get(link_id) != undefined) {
- url = g_urls.get(link_id);
- if (g_titles.get(link_id) != undefined) {
- title = g_titles.get(link_id);
- }
- }
- else {
- if (whole_match.search(/\(\s*\)$/m) > -1) {
- // Special case for explicit empty url
- url = "";
- } else {
- return whole_match;
- }
- }
- }
- url = encodeProblemUrlChars(url);
- url = escapeCharacters(url, "*_");
- var result = "";
-
- return result;
- }
-
- function _DoImages(text) {
- //
- // Turn Markdown image shortcuts into tags.
- //
-
- //
- // First, handle reference-style labeled images: ![alt text][id]
- //
-
- /*
- text = text.replace(/
- ( // wrap whole match in $1
- !\[
- (.*?) // alt text = $2
- \]
-
- [ ]? // one optional space
- (?:\n[ ]*)? // one optional newline followed by spaces
-
- \[
- (.*?) // id = $3
- \]
- )
- ()()()() // pad rest of backreferences
- /g, writeImageTag);
- */
- text = text.replace(/(!\[(.*?)\][ ]?(?:\n[ ]*)?\[(.*?)\])()()()()/g, writeImageTag);
-
- //
- // Next, handle inline images: 
- // Don't forget: encode * and _
-
- /*
- text = text.replace(/
- ( // wrap whole match in $1
- !\[
- (.*?) // alt text = $2
- \]
- \s? // One optional whitespace character
- \( // literal paren
- [ \t]*
- () // no id, so leave $3 empty
- ? // src url = $4
- [ \t]*
- ( // $5
- (['"]) // quote char = $6
- (.*?) // title = $7
- \6 // matching quote
- [ \t]*
- )? // title is optional
- \)
- )
- /g, writeImageTag);
- */
- text = text.replace(/(!\[(.*?)\]\s?\([ \t]*()?[ \t]*((['"])(.*?)\6[ \t]*)?\))/g, writeImageTag);
-
- return text;
- }
-
- function attributeEncode(text) {
- // unconditionally replace angle brackets here -- what ends up in an attribute (e.g. alt or title)
- // never makes sense to have verbatim HTML in it (and the sanitizer would totally break it)
- return text.replace(/>/g, ">").replace(/" + _RunSpanGamut(m1) + "\n\n"; }
- );
-
- text = text.replace(/^(.+)[ \t]*\n-+[ \t]*\n+/gm,
- function (matchFound, m1) { return "
" + _RunSpanGamut(m1) + "
\n\n"; }
- );
-
- // atx-style headers:
- // # Header 1
- // ## Header 2
- // ## Header 2 with closing hashes ##
- // ...
- // ###### Header 6
- //
-
- /*
- text = text.replace(/
- ^(\#{1,6}) // $1 = string of #'s
- [ \t]*
- (.+?) // $2 = Header text
- [ \t]*
- \#* // optional closing #'s (not counted)
- \n+
- /gm, function() {...});
- */
-
- text = text.replace(/^(\#{1,6})[ \t]*(.+?)[ \t]*\#*\n+/gm,
- function (wholeMatch, m1, m2) {
- var h_level = m1.length;
- return "` blocks.
- //
-
- /*
- text = text.replace(/
- (?:\n\n|^)
- ( // $1 = the code block -- one or more lines, starting with a space/tab
- (?:
- (?:[ ]{4}|\t) // Lines must start with a tab or a tab-width of spaces - attacklab: g_tab_width
- .*\n+
- )+
- )
- (\n*[ ]{0,3}[^ \t\n]|(?=~0)) // attacklab: g_tab_width
- /g ,function(){...});
- */
-
- // attacklab: sentinel workarounds for lack of \A and \Z, safari\khtml bug
- text += "~0";
-
- text = text.replace(/(?:\n\n|^\n?)((?:(?:[ ]{4}|\t).*\n+)+)(\n*[ ]{0,3}[^ \t\n]|(?=~0))/g,
- function (wholeMatch, m1, m2) {
- var codeblock = m1;
- var nextChar = m2;
-
- codeblock = _EncodeCode(_Outdent(codeblock));
- codeblock = _Detab(codeblock);
- codeblock = codeblock.replace(/^\n+/g, ""); // trim leading newlines
- codeblock = codeblock.replace(/\n+$/g, ""); // trim trailing whitespace
-
- codeblock = "
";
-
- return "\n\n" + codeblock + "\n\n" + nextChar;
- }
- );
-
- // attacklab: strip sentinel
- text = text.replace(/~0/, "");
-
- return text;
- }
-
- function hashBlock(text) {
- text = text.replace(/(^\n+|\n+$)/g, "");
- return "\n\n~K" + (g_html_blocks.push(text) - 1) + "K\n\n";
- }
-
- function _DoCodeSpans(text) {
- //
- // * Backtick quotes are used for " + codeblock + "\n spans.
- //
- // * You can use multiple backticks as the delimiters if you want to
- // include literal backticks in the code span. So, this input:
- //
- // Just type ``foo `bar` baz`` at the prompt.
- //
- // Will translate to:
- //
- // foo `bar` baz at the prompt.`bar` ...
- //
-
- /*
- text = text.replace(/
- (^|[^\\]) // Character before opening ` can't be a backslash
- (`+) // $2 = Opening run of `
- ( // $3 = The code block
- [^\r]*?
- [^`] // attacklab: work around lack of lookbehind
- )
- \2 // Matching closer
- (?!`)
- /gm, function(){...});
- */
-
- text = text.replace(/(^|[^\\])(`+)([^\r]*?[^`])\2(?!`)/gm,
- function (wholeMatch, m1, m2, m3, m4) {
- var c = m3;
- c = c.replace(/^([ \t]*)/g, ""); // leading whitespace
- c = c.replace(/[ \t]*$/g, ""); // trailing whitespace
- c = _EncodeCode(c);
- c = c.replace(/:\/\//g, "~P"); // to prevent auto-linking. Not necessary in code *blocks*, but in code spans. Will be converted back after the auto-linker runs.
- return m1 + "" + c + "";
- }
- );
-
- return text;
- }
-
- function _EncodeCode(text) {
- //
- // Encode/escape certain characters inside Markdown code runs.
- // The point is that in code, these characters are literals,
- // and lose their special Markdown meanings.
- //
- // Encode all ampersands; HTML entities are not
- // entities within a Markdown code span.
- text = text.replace(/&/g, "&");
-
- // Do the angle bracket song and dance:
- text = text.replace(//g, ">");
-
- // Now, escape characters that are magic in Markdown:
- text = escapeCharacters(text, "\*_{}[]\\", false);
-
- // jj the line above breaks this:
- //---
-
- //* Item
-
- // 1. Subitem
-
- // special char: *
- //---
-
- return text;
- }
-
- function _DoItalicsAndBold(text) {
-
- // must go first:
- text = text.replace(/([\W_]|^)(\*\*|__)(?=\S)([^\r]*?\S[\*_]*)\2([\W_]|$)/g,
- "$1$3$4");
-
- text = text.replace(/([\W_]|^)(\*|_)(?=\S)([^\r\*_]*?\S)\2([\W_]|$)/g,
- "$1$3$4");
-
- return text;
- }
-
- function _DoBlockQuotes(text) {
-
- /*
- text = text.replace(/
- ( // Wrap whole match in $1
- (
- ^[ \t]*>[ \t]? // '>' at the start of a line
- .+\n // rest of the first line
- (.+\n)* // subsequent consecutive lines
- \n* // blanks
- )+
- )
- /gm, function(){...});
- */
-
- text = text.replace(/((^[ \t]*>[ \t]?.+\n(.+\n)*\n*)+)/gm,
- function (wholeMatch, m1) {
- var bq = m1;
-
- // attacklab: hack around Konqueror 3.5.4 bug:
- // "----------bug".replace(/^-/g,"") == "bug"
-
- bq = bq.replace(/^[ \t]*>[ \t]?/gm, "~0"); // trim one level of quoting
-
- // attacklab: clean up hack
- bq = bq.replace(/~0/g, "");
-
- bq = bq.replace(/^[ \t]+$/gm, ""); // trim whitespace-only lines
- bq = _RunBlockGamut(bq); // recurse
-
- bq = bq.replace(/(^|\n)/g, "$1 ");
- // These leading spaces screw with content, so we need to fix that:
- bq = bq.replace(
- /(\s*
[^\r]+?<\/pre>)/gm,
- function (wholeMatch, m1) {
- var pre = m1;
- // attacklab: hack around Konqueror 3.5.4 bug:
- pre = pre.replace(/^ /mg, "~0");
- pre = pre.replace(/~0/g, "");
- return pre;
- });
-
- return hashBlock("\n" + bq + "\n
");
- }
- );
- return text;
- }
-
- function _FormParagraphs(text, doNotUnhash) {
- //
- // Params:
- // $text - string to process with html tags get encoded.
+ //
+
+ // This will only happen if makeHtml on the same converter instance is called from a plugin hook.
+ // Don't do that.
+ if (g_urls)
+ throw new Error("Recursive call to converter.makeHtml");
+
+ // Create the private state objects.
+ g_urls = new SaveHash();
+ g_titles = new SaveHash();
+ g_html_blocks = [];
+ g_list_level = 0;
+
+ text = pluginHooks.preConversion(text);
+
+ // attacklab: Replace ~ with ~T
+ // This lets us use tilde as an escape char to avoid md5 hashes
+ // The choice of character is arbitray; anything that isn't
+ // magic in Markdown will work.
+ text = text.replace(/~/g, "~T");
+
+ // attacklab: Replace $ with ~D
+ // RegExp interprets $ as a special character
+ // when it's in a replacement string
+ text = text.replace(/\$/g, "~D");
+
+ // Standardize line endings
+ text = text.replace(/\r\n/g, "\n"); // DOS to Unix
+ text = text.replace(/\r/g, "\n"); // Mac to Unix
+
+ // Make sure text begins and ends with a couple of newlines:
+ text = "\n\n" + text + "\n\n";
+
+ // Convert all tabs to spaces.
+ text = _Detab(text);
+
+ // Strip any lines consisting only of spaces and tabs.
+ // This makes subsequent regexen easier to write, because we can
+ // match consecutive blank lines with /\n+/ instead of something
+ // contorted like /[ \t]*\n+/ .
+ text = text.replace(/^[ \t]+$/mg, "");
+
+ text = pluginHooks.postNormalization(text);
+
+ // Turn block-level HTML blocks into hash entries
+ text = _HashHTMLBlocks(text);
+
+ // Strip link definitions, store in hashes.
+ text = _StripLinkDefinitions(text);
+
+ text = _RunBlockGamut(text);
+
+ text = _UnescapeSpecialChars(text);
+
+ // attacklab: Restore dollar signs
+ text = text.replace(/~D/g, "$$");
+
+ // attacklab: Restore tildes
+ text = text.replace(/~T/g, "~");
+
+ text = pluginHooks.postConversion(text);
+
+ g_html_blocks = g_titles = g_urls = null;
+
+ return text;
+ };
+
+ function _StripLinkDefinitions(text) {
+ //
+ // Strips link definitions from text, stores the URLs and titles in
+ // hash references.
+ //
+
+ // Link defs are in the form: ^[id]: url "optional title"
+
+ /*
+ text = text.replace(/
+ ^[ ]{0,3}\[(.+)\]: // id = $1 attacklab: g_tab_width - 1
+ [ \t]*
+ \n? // maybe *one* newline
+ [ \t]*
+ ? // url = $2
+ (?=\s|$) // lookahead for whitespace instead of the lookbehind removed below
+ [ \t]*
+ \n? // maybe one newline
+ [ \t]*
+ ( // (potential) title = $3
+ (\n*) // any lines skipped = $4 attacklab: lookbehind removed
+ [ \t]+
+ ["(]
+ (.+?) // title = $5
+ [")]
+ [ \t]*
+ )? // title is optional
+ (?:\n+|$)
+ /gm, function(){...});
+ */
+
+ text = text.replace(/^[ ]{0,3}\[(.+)\]:[ \t]*\n?[ \t]*?(?=\s|$)[ \t]*\n?[ \t]*((\n*)["(](.+?)[")][ \t]*)?(?:\n+)/gm,
+ function (wholeMatch, m1, m2, m3, m4, m5) {
+ m1 = m1.toLowerCase();
+ g_urls.set(m1, _EncodeAmpsAndAngles(m2)); // Link IDs are case-insensitive
+ if (m4) {
+ // Oops, found blank lines, so it's not a title.
+ // Put back the parenthetical statement we stole.
+ return m3;
+ } else if (m5) {
+ g_titles.set(m1, m5.replace(/"/g, """));
+ }
+
+ // Completely remove the definition from the text
+ return "";
+ }
+ );
+
+ return text;
+ }
+
+ function _HashHTMLBlocks(text) {
+
+ // Hashify HTML blocks:
+ // We only want to do this for block-level HTML tags, such as headers,
+ // lists, and tables. That's because we still want to wrap
. It was easier to make a special case than
+ // to make the other regex more complicated.
+
+ /*
+ text = text.replace(/
+ \n // Starting after a blank line
+ [ ]{0,3}
+ ( // save in $1
+ (<(hr) // start tag = $2
+ \b // word break
+ ([^<>])*?
+ \/?>) // the matching end tag
+ [ \t]*
+ (?=\n{2,}) // followed by a blank line
+ )
+ /g,hashElement);
+ */
+ text = text.replace(/\n[ ]{0,3}((<(hr)\b([^<>])*?\/?>)[ \t]*(?=\n{2,}))/g, hashElement);
+
+ // Special case for standalone HTML comments:
+
+ /*
+ text = text.replace(/
+ \n\n // Starting after a blank line
+ [ ]{0,3} // attacklab: g_tab_width - 1
+ ( // save in $1
+ -]|-[^>])(?:[^-]|-[^-])*)--) // see http://www.w3.org/TR/html-markup/syntax.html#comments and http://meta.stackoverflow.com/q/95256
+ >
+ [ \t]*
+ (?=\n{2,}) // followed by a blank line
+ )
+ /g,hashElement);
+ */
+ text = text.replace(/\n\n[ ]{0,3}(-]|-[^>])(?:[^-]|-[^-])*)--)>[ \t]*(?=\n{2,}))/g, hashElement);
+
+ // PHP and ASP-style processor instructions ( and <%...%>)
+
+ /*
+ text = text.replace(/
+ (?:
+ \n\n // Starting after a blank line
+ )
+ ( // save in $1
+ [ ]{0,3} // attacklab: g_tab_width - 1
+ (?:
+ <([?%]) // $2
+ [^\r]*?
+ \2>
+ )
+ [ \t]*
+ (?=\n{2,}) // followed by a blank line
+ )
+ /g,hashElement);
+ */
+ text = text.replace(/(?:\n\n)([ ]{0,3}(?:<([?%])[^\r]*?\2>)[ \t]*(?=\n{2,}))/g, hashElement);
+
+ return text;
+ }
+
+ function hashElement(wholeMatch, m1) {
+ var blockText = m1;
+
+ // Undo double lines
+ blockText = blockText.replace(/^\n+/, "");
+
+ // strip trailing blank lines
+ blockText = blockText.replace(/\n+$/g, "");
+
+ // Replace the element text with a marker ("~KxK" where x is its key)
+ blockText = "\n\n~K" + (g_html_blocks.push(blockText) - 1) + "K\n\n";
+
+ return blockText;
+ }
+
+ var blockGamutHookCallback = function (t) { return _RunBlockGamut(t); }
+
+ function _RunBlockGamut(text, doNotUnhash) {
+ //
+ // These are all the transformations that form block-level
+ // tags like paragraphs, headers, and list items.
+ //
+
+ text = pluginHooks.preBlockGamut(text, blockGamutHookCallback);
+
+ text = _DoHeaders(text);
+
+ // Do Horizontal Rules:
+ var replacement = "
\n";
+ text = text.replace(/^[ ]{0,2}([ ]?\*[ ]?){3,}[ \t]*$/gm, replacement);
+ text = text.replace(/^[ ]{0,2}([ ]?-[ ]?){3,}[ \t]*$/gm, replacement);
+ text = text.replace(/^[ ]{0,2}([ ]?_[ ]?){3,}[ \t]*$/gm, replacement);
+
+ text = _DoLists(text);
+ text = _DoCodeBlocks(text);
+ text = _DoBlockQuotes(text);
+
+ text = pluginHooks.postBlockGamut(text, blockGamutHookCallback);
+
+ // We already ran _HashHTMLBlocks() before, in Markdown(), but that
+ // was to escape raw HTML in the original Markdown source. This time,
+ // we're escaping the markup we've just created, so that we don't wrap
+ //
\n");
+
+ text = pluginHooks.postSpanGamut(text);
+
+ return text;
+ }
+
+ function _EscapeSpecialCharsWithinTagAttributes(text) {
+ //
+ // Within tags -- meaning between < and > -- encode [\ ` * _] so they
+ // don't conflict with their use in Markdown for code, italics and strong.
+ //
+
+ // Build a regex to find HTML tags and comments. See Friedl's
+ // "Mastering Regular Expressions", 2nd Ed., pp. 200-201.
+
+ // SE: changed the comment part of the regex
+
+ var regex = /(<[a-z\/!$]("[^"]*"|'[^']*'|[^'">])*>|-]|-[^>])(?:[^-]|-[^-])*)--)>)/gi;
+
+ text = text.replace(regex, function (wholeMatch) {
+ var tag = wholeMatch.replace(/(.)<\/?code>(?=.)/g, "$1`");
+ tag = escapeCharacters(tag, wholeMatch.charAt(1) == "!" ? "\\`*_/" : "\\`*_"); // also escape slashes in comments to prevent autolinking there -- http://meta.stackoverflow.com/questions/95987
+ return tag;
+ });
+
+ return text;
+ }
+
+ function _DoAnchors(text) {
+ //
+ // Turn Markdown link shortcuts into XHTML tags.
+ //
+ //
+ // First, handle reference-style links: [link text] [id]
+ //
+
+ /*
+ text = text.replace(/
+ ( // wrap whole match in $1
+ \[
+ (
+ (?:
+ \[[^\]]*\] // allow brackets nested one level
+ |
+ [^\[] // or anything else
+ )*
+ )
+ \]
+
+ [ ]? // one optional space
+ (?:\n[ ]*)? // one optional newline followed by spaces
+
+ \[
+ (.*?) // id = $3
+ \]
+ )
+ ()()()() // pad remaining backreferences
+ /g, writeAnchorTag);
+ */
+ text = text.replace(/(\[((?:\[[^\]]*\]|[^\[\]])*)\][ ]?(?:\n[ ]*)?\[(.*?)\])()()()()/g, writeAnchorTag);
+
+ //
+ // Next, inline-style links: [link text](url "optional title")
+ //
+
+ /*
+ text = text.replace(/
+ ( // wrap whole match in $1
+ \[
+ (
+ (?:
+ \[[^\]]*\] // allow brackets nested one level
+ |
+ [^\[\]] // or anything else
+ )*
+ )
+ \]
+ \( // literal paren
+ [ \t]*
+ () // no id, so leave $3 empty
+ ?
+ [ \t]*
+ ( // $5
+ (['"]) // quote char = $6
+ (.*?) // Title = $7
+ \6 // matching quote
+ [ \t]* // ignore any spaces/tabs between closing quote and )
+ )? // title is optional
+ \)
+ )
+ /g, writeAnchorTag);
+ */
+
+ text = text.replace(/(\[((?:\[[^\]]*\]|[^\[\]])*)\]\([ \t]*()?[ \t]*((['"])(.*?)\6[ \t]*)?\))/g, writeAnchorTag);
+
+ //
+ // Last, handle reference-style shortcuts: [link text]
+ // These must come last in case you've also got [link test][1]
+ // or [link test](/foo)
+ //
+
+ /*
+ text = text.replace(/
+ ( // wrap whole match in $1
+ \[
+ ([^\[\]]+) // link text = $2; can't contain '[' or ']'
+ \]
+ )
+ ()()()()() // pad rest of backreferences
+ /g, writeAnchorTag);
+ */
+ text = text.replace(/(\[([^\[\]]+)\])()()()()()/g, writeAnchorTag);
+
+ return text;
+ }
+
+ function writeAnchorTag(wholeMatch, m1, m2, m3, m4, m5, m6, m7) {
+ if (m7 == undefined) m7 = "";
+ var whole_match = m1;
+ var link_text = m2.replace(/:\/\//g, "~P"); // to prevent auto-linking withing the link. will be converted back after the auto-linker runs
+ var link_id = m3.toLowerCase();
+ var url = m4;
+ var title = m7;
+
+ if (url == "") {
+ if (link_id == "") {
+ // lower-case and turn embedded newlines into spaces
+ link_id = link_text.toLowerCase().replace(/ ?\n/g, " ");
+ }
+ url = "#" + link_id;
+
+ if (g_urls.get(link_id) != undefined) {
+ url = g_urls.get(link_id);
+ if (g_titles.get(link_id) != undefined) {
+ title = g_titles.get(link_id);
+ }
+ }
+ else {
+ if (whole_match.search(/\(\s*\)$/m) > -1) {
+ // Special case for explicit empty url
+ url = "";
+ } else {
+ return whole_match;
+ }
+ }
+ }
+ url = encodeProblemUrlChars(url);
+ url = escapeCharacters(url, "*_");
+ var result = "";
+
+ return result;
+ }
+
+ function _DoImages(text) {
+ //
+ // Turn Markdown image shortcuts into tags.
+ //
+
+ //
+ // First, handle reference-style labeled images: ![alt text][id]
+ //
+
+ /*
+ text = text.replace(/
+ ( // wrap whole match in $1
+ !\[
+ (.*?) // alt text = $2
+ \]
+
+ [ ]? // one optional space
+ (?:\n[ ]*)? // one optional newline followed by spaces
+
+ \[
+ (.*?) // id = $3
+ \]
+ )
+ ()()()() // pad rest of backreferences
+ /g, writeImageTag);
+ */
+ text = text.replace(/(!\[(.*?)\][ ]?(?:\n[ ]*)?\[(.*?)\])()()()()/g, writeImageTag);
+
+ //
+ // Next, handle inline images: 
+ // Don't forget: encode * and _
+
+ /*
+ text = text.replace(/
+ ( // wrap whole match in $1
+ !\[
+ (.*?) // alt text = $2
+ \]
+ \s? // One optional whitespace character
+ \( // literal paren
+ [ \t]*
+ () // no id, so leave $3 empty
+ ? // src url = $4
+ [ \t]*
+ ( // $5
+ (['"]) // quote char = $6
+ (.*?) // title = $7
+ \6 // matching quote
+ [ \t]*
+ )? // title is optional
+ \)
+ )
+ /g, writeImageTag);
+ */
+ text = text.replace(/(!\[(.*?)\]\s?\([ \t]*()?[ \t]*((['"])(.*?)\6[ \t]*)?\))/g, writeImageTag);
+
+ return text;
+ }
+
+ function attributeEncode(text) {
+ // unconditionally replace angle brackets here -- what ends up in an attribute (e.g. alt or title)
+ // never makes sense to have verbatim HTML in it (and the sanitizer would totally break it)
+ return text.replace(/>/g, ">").replace(/" + _RunSpanGamut(m1) + "\n\n"; }
+ );
+
+ text = text.replace(/^(.+)[ \t]*\n-+[ \t]*\n+/gm,
+ function (matchFound, m1) { return "
" + _RunSpanGamut(m1) + "
\n\n"; }
+ );
+
+ // atx-style headers:
+ // # Header 1
+ // ## Header 2
+ // ## Header 2 with closing hashes ##
+ // ...
+ // ###### Header 6
+ //
+
+ /*
+ text = text.replace(/
+ ^(\#{1,6}) // $1 = string of #'s
+ [ \t]*
+ (.+?) // $2 = Header text
+ [ \t]*
+ \#* // optional closing #'s (not counted)
+ \n+
+ /gm, function() {...});
+ */
+
+ text = text.replace(/^(\#{1,6})[ \t]*(.+?)[ \t]*\#*\n+/gm,
+ function (wholeMatch, m1, m2) {
+ var h_level = m1.length;
+ return "` blocks.
+ //
+
+ /*
+ text = text.replace(/
+ (?:\n\n|^)
+ ( // $1 = the code block -- one or more lines, starting with a space/tab
+ (?:
+ (?:[ ]{4}|\t) // Lines must start with a tab or a tab-width of spaces - attacklab: g_tab_width
+ .*\n+
+ )+
+ )
+ (\n*[ ]{0,3}[^ \t\n]|(?=~0)) // attacklab: g_tab_width
+ /g ,function(){...});
+ */
+
+ // attacklab: sentinel workarounds for lack of \A and \Z, safari\khtml bug
+ text += "~0";
+
+ text = text.replace(/(?:\n\n|^\n?)((?:(?:[ ]{4}|\t).*\n+)+)(\n*[ ]{0,3}[^ \t\n]|(?=~0))/g,
+ function (wholeMatch, m1, m2) {
+ var codeblock = m1;
+ var nextChar = m2;
+
+ codeblock = _EncodeCode(_Outdent(codeblock));
+ codeblock = _Detab(codeblock);
+ codeblock = codeblock.replace(/^\n+/g, ""); // trim leading newlines
+ codeblock = codeblock.replace(/\n+$/g, ""); // trim trailing whitespace
+
+ codeblock = "
";
+
+ return "\n\n" + codeblock + "\n\n" + nextChar;
+ }
+ );
+
+ // attacklab: strip sentinel
+ text = text.replace(/~0/, "");
+
+ return text;
+ }
+
+ function hashBlock(text) {
+ text = text.replace(/(^\n+|\n+$)/g, "");
+ return "\n\n~K" + (g_html_blocks.push(text) - 1) + "K\n\n";
+ }
+
+ function _DoCodeSpans(text) {
+ //
+ // * Backtick quotes are used for " + codeblock + "\n spans.
+ //
+ // * You can use multiple backticks as the delimiters if you want to
+ // include literal backticks in the code span. So, this input:
+ //
+ // Just type ``foo `bar` baz`` at the prompt.
+ //
+ // Will translate to:
+ //
+ // foo `bar` baz at the prompt.`bar` ...
+ //
+
+ /*
+ text = text.replace(/
+ (^|[^\\]) // Character before opening ` can't be a backslash
+ (`+) // $2 = Opening run of `
+ ( // $3 = The code block
+ [^\r]*?
+ [^`] // attacklab: work around lack of lookbehind
+ )
+ \2 // Matching closer
+ (?!`)
+ /gm, function(){...});
+ */
+
+ text = text.replace(/(^|[^\\])(`+)([^\r]*?[^`])\2(?!`)/gm,
+ function (wholeMatch, m1, m2, m3, m4) {
+ var c = m3;
+ c = c.replace(/^([ \t]*)/g, ""); // leading whitespace
+ c = c.replace(/[ \t]*$/g, ""); // trailing whitespace
+ c = _EncodeCode(c);
+ c = c.replace(/:\/\//g, "~P"); // to prevent auto-linking. Not necessary in code *blocks*, but in code spans. Will be converted back after the auto-linker runs.
+ return m1 + "" + c + "";
+ }
+ );
+
+ return text;
+ }
+
+ function _EncodeCode(text) {
+ //
+ // Encode/escape certain characters inside Markdown code runs.
+ // The point is that in code, these characters are literals,
+ // and lose their special Markdown meanings.
+ //
+ // Encode all ampersands; HTML entities are not
+ // entities within a Markdown code span.
+ text = text.replace(/&/g, "&");
+
+ // Do the angle bracket song and dance:
+ text = text.replace(//g, ">");
+
+ // Now, escape characters that are magic in Markdown:
+ text = escapeCharacters(text, "\*_{}[]\\", false);
+
+ // jj the line above breaks this:
+ //---
+
+ //* Item
+
+ // 1. Subitem
+
+ // special char: *
+ //---
+
+ return text;
+ }
+
+ function _DoItalicsAndBold(text) {
+
+ // must go first:
+ text = text.replace(/([\W_]|^)(\*\*|__)(?=\S)([^\r]*?\S[\*_]*)\2([\W_]|$)/g,
+ "$1$3$4");
+
+ text = text.replace(/([\W_]|^)(\*|_)(?=\S)([^\r\*_]*?\S)\2([\W_]|$)/g,
+ "$1$3$4");
+
+ return text;
+ }
+
+ function _DoBlockQuotes(text) {
+
+ /*
+ text = text.replace(/
+ ( // Wrap whole match in $1
+ (
+ ^[ \t]*>[ \t]? // '>' at the start of a line
+ .+\n // rest of the first line
+ (.+\n)* // subsequent consecutive lines
+ \n* // blanks
+ )+
+ )
+ /gm, function(){...});
+ */
+
+ text = text.replace(/((^[ \t]*>[ \t]?.+\n(.+\n)*\n*)+)/gm,
+ function (wholeMatch, m1) {
+ var bq = m1;
+
+ // attacklab: hack around Konqueror 3.5.4 bug:
+ // "----------bug".replace(/^-/g,"") == "bug"
+
+ bq = bq.replace(/^[ \t]*>[ \t]?/gm, "~0"); // trim one level of quoting
+
+ // attacklab: clean up hack
+ bq = bq.replace(/~0/g, "");
+
+ bq = bq.replace(/^[ \t]+$/gm, ""); // trim whitespace-only lines
+ bq = _RunBlockGamut(bq); // recurse
+
+ bq = bq.replace(/(^|\n)/g, "$1 ");
+ // These leading spaces screw with content, so we need to fix that:
+ bq = bq.replace(
+ /(\s*
[^\r]+?<\/pre>)/gm,
+ function (wholeMatch, m1) {
+ var pre = m1;
+ // attacklab: hack around Konqueror 3.5.4 bug:
+ pre = pre.replace(/^ /mg, "~0");
+ pre = pre.replace(/~0/g, "");
+ return pre;
+ });
+
+ return hashBlock("\n" + bq + "\n
");
+ }
+ );
+ return text;
+ }
+
+ function _FormParagraphs(text, doNotUnhash) {
+ //
+ // Params:
+ // $text - string to process with html Ctrl/Cmd+Q",
- quoteexample: "Blockquote",
-
- code: "Code Sample
Ctrl/Cmd+K",
- codeexample: "enter code here",
-
- image: "Image Ctrl/Cmd+G",
- imagedescription: "enter image description here",
- imagedialog: "
Need free image hosting? Ctrl/Cmd+O",
- ulist: "Bulleted List
Ctrl/Cmd+U",
- litem: "List item",
-
- heading: "Heading
/
Ctrl/Cmd+H",
- headingexample: "Heading",
-
- hr: "Horizontal Rule
Ctrl/Cmd+R",
-
- undo: "Undo - Ctrl/Cmd+Z",
- redo: "Redo - Ctrl/Cmd+Y",
-
- help: "Markdown Editing Help"
- };
-
-
- // -------------------------------------------------------------------
- // YOUR CHANGES GO HERE
- //
- // I've tried to localize the things you are likely to change to
- // this area.
- // -------------------------------------------------------------------
-
- // The default text that appears in the dialog input box when entering
- // links.
- var imageDefaultText = "http://";
- var linkDefaultText = "http://";
-
- // -------------------------------------------------------------------
- // END OF YOUR CHANGES
- // -------------------------------------------------------------------
-
- // options, if given, can have the following properties:
- // options.helpButton = { handler: yourEventHandler }
- // options.strings = { italicexample: "slanted text" }
- // `yourEventHandler` is the click handler for the help button.
- // If `options.helpButton` isn't given, not help button is created.
- // `options.strings` can have any or all of the same properties as
- // `defaultStrings` above, so you can just override some string displayed
- // to the user on a case-by-case basis, or translate all strings to
- // a different language.
- //
- // For backwards compatibility reasons, the `options` argument can also
- // be just the `helpButton` object, and `strings.help` can also be set via
- // `helpButton.title`. This should be considered legacy.
- //
- // The constructed editor object has the methods:
- // - getConverter() returns the markdown converter object that was passed to the constructor
- // - run() actually starts the editor; should be called after all necessary plugins are registered. Calling this more than once is a no-op.
- // - refreshPreview() forces the preview to be updated. This method is only available after run() was called.
- Markdown.Editor = function (markdownConverter, idPostfix, options) {
-
- options = options || {};
-
- if (typeof options.handler === "function") { //backwards compatible behavior
- options = { helpButton: options };
- }
- options.strings = options.strings || {};
- if (options.helpButton) {
- options.strings.help = options.strings.help || options.helpButton.title;
- }
- var getString = function (identifier) { return options.strings[identifier] || defaultsStrings[identifier]; }
-
- idPostfix = idPostfix || "";
-
- var hooks = this.hooks = new Markdown.HookCollection();
- hooks.addNoop("onPreviewRefresh"); // called with no arguments after the preview has been refreshed
- hooks.addNoop("postBlockquoteCreation"); // called with the user's selection *after* the blockquote was created; should return the actual to-be-inserted text
- hooks.addFalse("insertImageDialog"); /* called with one parameter: a callback to be called with the URL of the image. If the application creates
- * its own image insertion dialog, this hook should return true, and the callback should be called with the chosen
- * image url (or null if the user cancelled). If this hook returns false, the default dialog will be used.
- */
- hooks.addFalse("insertLinkDialog");
-
- this.getConverter = function () { return markdownConverter; }
-
- var that = this,
- panels;
-
- var undoManager;
- this.run = function () {
- if (panels)
- return; // already initialized
-
- panels = new PanelCollection(idPostfix);
- var commandManager = new CommandManager(hooks, getString);
- var previewManager = new PreviewManager(markdownConverter, panels, function () { hooks.onPreviewRefresh(); });
- var uiManager;
-
- if(options.undoManager) {
- undoManager = options.undoManager;
- undoManager.onButtonStateChange = function() {
- uiManager.setUndoRedoButtonStates();
- };
- if (uiManager) // not available on the first call
- uiManager.setUndoRedoButtonStates();
- }
- else if (!/\?noundo/.test(doc.location.href)) {
- undoManager = new UndoManager(function () {
- previewManager.refresh();
- if (uiManager) // not available on the first call
- uiManager.setUndoRedoButtonStates();
- }, panels);
- this.textOperation = function (f) {
- undoManager.setCommandMode();
- f();
- that.refreshPreview();
- }
- }
-
- uiManager = new UIManager(idPostfix, panels, undoManager, previewManager, commandManager, options.helpButton, getString);
- uiManager.setUndoRedoButtonStates();
-
- var forceRefresh = that.refreshPreview = function () { previewManager.refresh(true); };
-
- //Not necessary
- //forceRefresh();
- that.undoManager = undoManager;
- that.uiManager = uiManager;
- };
-
- }
-
- // before: contains all the text in the input box BEFORE the selection.
- // after: contains all the text in the input box AFTER the selection.
- function Chunks() { }
-
- // startRegex: a regular expression to find the start tag
- // endRegex: a regular expresssion to find the end tag
- Chunks.prototype.findTags = function (startRegex, endRegex) {
-
- var chunkObj = this;
- var regex;
-
- if (startRegex) {
-
- regex = util.extendRegExp(startRegex, "", "$");
-
- this.before = this.before.replace(regex,
- function (match) {
- chunkObj.startTag = chunkObj.startTag + match;
- return "";
- });
-
- regex = util.extendRegExp(startRegex, "^", "");
-
- this.selection = this.selection.replace(regex,
- function (match) {
- chunkObj.startTag = chunkObj.startTag + match;
- return "";
- });
- }
-
- if (endRegex) {
-
- regex = util.extendRegExp(endRegex, "", "$");
-
- this.selection = this.selection.replace(regex,
- function (match) {
- chunkObj.endTag = match + chunkObj.endTag;
- return "";
- });
-
- regex = util.extendRegExp(endRegex, "^", "");
-
- this.after = this.after.replace(regex,
- function (match) {
- chunkObj.endTag = match + chunkObj.endTag;
- return "";
- });
- }
- };
-
- // If remove is false, the whitespace is transferred
- // to the before/after regions.
- //
- // If remove is true, the whitespace disappears.
- Chunks.prototype.trimWhitespace = function (remove) {
- var beforeReplacer, afterReplacer, that = this;
- if (remove) {
- beforeReplacer = afterReplacer = "";
- } else {
- beforeReplacer = function (s) { that.before += s; return ""; }
- afterReplacer = function (s) { that.after = s + that.after; return ""; }
- }
-
- this.selection = this.selection.replace(/^(\s*)/, beforeReplacer).replace(/(\s*)$/, afterReplacer);
- };
-
-
- Chunks.prototype.skipLines = function (nLinesBefore, nLinesAfter, findExtraNewlines) {
-
- if (nLinesBefore === undefined) {
- nLinesBefore = 1;
- }
-
- if (nLinesAfter === undefined) {
- nLinesAfter = 1;
- }
-
- nLinesBefore++;
- nLinesAfter++;
-
- var regexText;
- var replacementText;
-
- // chrome bug ... documented at: http://meta.stackoverflow.com/questions/63307/blockquote-glitch-in-editor-in-chrome-6-and-7/65985#65985
- if (navigator.userAgent.match(/Chrome/)) {
- "X".match(/()./);
- }
-
- this.selection = this.selection.replace(/(^\n*)/, "");
-
- this.startTag = this.startTag + re.$1;
-
- this.selection = this.selection.replace(/(\n*$)/, "");
- this.endTag = this.endTag + re.$1;
- this.startTag = this.startTag.replace(/(^\n*)/, "");
- this.before = this.before + re.$1;
- this.endTag = this.endTag.replace(/(\n*$)/, "");
- this.after = this.after + re.$1;
-
- if (this.before) {
-
- regexText = replacementText = "";
-
- while (nLinesBefore--) {
- regexText += "\\n?";
- replacementText += "\n";
- }
-
- if (findExtraNewlines) {
- regexText = "\\n*";
- }
- this.before = this.before.replace(new re(regexText + "$", ""), replacementText);
- }
-
- if (this.after) {
-
- regexText = replacementText = "";
-
- while (nLinesAfter--) {
- regexText += "\\n?";
- replacementText += "\n";
- }
- if (findExtraNewlines) {
- regexText = "\\n*";
- }
-
- this.after = this.after.replace(new re(regexText, ""), replacementText);
- }
- };
-
- // end of Chunks
-
- // A collection of the important regions on the page.
- // Cached so we don't have to keep traversing the DOM.
- // Also holds ieCachedRange and ieCachedScrollTop, where necessary; working around
- // this issue:
- // Internet explorer has problems with CSS sprite buttons that use HTML
- // lists. When you click on the background image "button", IE will
- // select the non-existent link text and discard the selection in the
- // textarea. The solution to this is to cache the textarea selection
- // on the button's mousedown event and set a flag. In the part of the
- // code where we need to grab the selection, we check for the flag
- // and, if it's set, use the cached area instead of querying the
- // textarea.
- //
- // This ONLY affects Internet Explorer (tested on versions 6, 7
- // and 8) and ONLY on button clicks. Keyboard shortcuts work
- // normally since the focus never leaves the textarea.
- function PanelCollection(postfix) {
- this.buttonBar = doc.getElementById("wmd-button-bar" + postfix);
- this.preview = doc.getElementById("wmd-preview" + postfix);
- this.input = doc.getElementById("wmd-input" + postfix);
- };
-
- // Returns true if the DOM element is visible, false if it's hidden.
- // Checks if display is anything other than none.
- util.isVisible = function (elem) {
-
- if (window.getComputedStyle) {
- // Most browsers
- return window.getComputedStyle(elem, null).getPropertyValue("display") !== "none";
- }
- else if (elem.currentStyle) {
- // IE
- return elem.currentStyle["display"] !== "none";
- }
- };
-
-
- // Adds a listener callback to a DOM element which is fired on a specified
- // event.
- util.addEvent = function (elem, event, listener) {
- if (elem.attachEvent) {
- // IE only. The "on" is mandatory.
- elem.attachEvent("on" + event, listener);
- }
- else {
- // Other browsers.
- elem.addEventListener(event, listener, false);
- }
- };
-
-
- // Removes a listener callback from a DOM element which is fired on a specified
- // event.
- util.removeEvent = function (elem, event, listener) {
- if (elem.detachEvent) {
- // IE only. The "on" is mandatory.
- elem.detachEvent("on" + event, listener);
- }
- else {
- // Other browsers.
- elem.removeEventListener(event, listener, false);
- }
- };
-
- // Converts \r\n and \r to \n.
- util.fixEolChars = function (text) {
- text = text.replace(/\r\n/g, "\n");
- text = text.replace(/\r/g, "\n");
- return text;
- };
-
- // Extends a regular expression. Returns a new RegExp
- // using pre + regex + post as the expression.
- // Used in a few functions where we have a base
- // expression and we want to pre- or append some
- // conditions to it (e.g. adding "$" to the end).
- // The flags are unchanged.
- //
- // regex is a RegExp, pre and post are strings.
- util.extendRegExp = function (regex, pre, post) {
-
- if (pre === null || pre === undefined) {
- pre = "";
- }
- if (post === null || post === undefined) {
- post = "";
- }
-
- var pattern = regex.toString();
- var flags;
-
- // Replace the flags with empty space and store them.
- pattern = pattern.replace(/\/([gim]*)$/, function (wholeMatch, flagsPart) {
- flags = flagsPart;
- return "";
- });
-
- // Remove the slash delimiters on the regular expression.
- pattern = pattern.replace(/(^\/|\/$)/g, "");
- pattern = pre + pattern + post;
-
- return new re(pattern, flags);
- }
-
- // UNFINISHED
- // The assignment in the while loop makes jslint cranky.
- // I'll change it to a better loop later.
- position.getTop = function (elem, isInner) {
- var result = elem.offsetTop;
- if (!isInner) {
- while (elem = elem.offsetParent) {
- result += elem.offsetTop;
- }
- }
- return result;
- };
-
- position.getHeight = function (elem) {
- return elem.offsetHeight || elem.scrollHeight;
- };
-
- position.getWidth = function (elem) {
- return elem.offsetWidth || elem.scrollWidth;
- };
-
- position.getPageSize = function () {
-
- var scrollWidth, scrollHeight;
- var innerWidth, innerHeight;
-
- // It's not very clear which blocks work with which browsers.
- if (self.innerHeight && self.scrollMaxY) {
- scrollWidth = doc.body.scrollWidth;
- scrollHeight = self.innerHeight + self.scrollMaxY;
- }
- else if (doc.body.scrollHeight > doc.body.offsetHeight) {
- scrollWidth = doc.body.scrollWidth;
- scrollHeight = doc.body.scrollHeight;
- }
- else {
- scrollWidth = doc.body.offsetWidth;
- scrollHeight = doc.body.offsetHeight;
- }
-
- if (self.innerHeight) {
- // Non-IE browser
- innerWidth = self.innerWidth;
- innerHeight = self.innerHeight;
- }
- else if (doc.documentElement && doc.documentElement.clientHeight) {
- // Some versions of IE (IE 6 w/ a DOCTYPE declaration)
- innerWidth = doc.documentElement.clientWidth;
- innerHeight = doc.documentElement.clientHeight;
- }
- else if (doc.body) {
- // Other versions of IE
- innerWidth = doc.body.clientWidth;
- innerHeight = doc.body.clientHeight;
- }
-
- var maxWidth = Math.max(scrollWidth, innerWidth);
- var maxHeight = Math.max(scrollHeight, innerHeight);
- return [maxWidth, maxHeight, innerWidth, innerHeight];
- };
-
- // Handles pushing and popping TextareaStates for undo/redo commands.
- // I should rename the stack variables to list.
- function UndoManager(callback, panels) {
-
- var undoObj = this;
- var undoStack = []; // A stack of undo states
- var stackPtr = 0; // The index of the current state
- var mode = "none";
- var lastState; // The last state
- var timer; // The setTimeout handle for cancelling the timer
- var inputStateObj;
-
- // Set the mode for later logic steps.
- var setMode = function (newMode, noSave) {
- if (mode != newMode) {
- mode = newMode;
- if (!noSave) {
- saveState();
- }
- }
-
- if (!uaSniffed.isIE || mode != "moving") {
- timer = setTimeout(refreshState, 1);
- }
- else {
- inputStateObj = null;
- }
- };
-
- var refreshState = function (isInitialState) {
- inputStateObj = new TextareaState(panels, isInitialState);
- timer = undefined;
- };
-
- this.setCommandMode = function () {
- mode = "command";
- saveState();
- timer = setTimeout(refreshState, 0);
- };
-
- this.canUndo = function () {
- return stackPtr > 1;
- };
-
- this.canRedo = function () {
- if (undoStack[stackPtr + 1]) {
- return true;
- }
- return false;
- };
-
- // Removes the last state and restores it.
- this.undo = function () {
-
- if (undoObj.canUndo()) {
- if (lastState) {
- // What about setting state -1 to null or checking for undefined?
- lastState.restore();
- lastState = null;
- }
- else {
- undoStack[stackPtr] = new TextareaState(panels);
- undoStack[--stackPtr].restore();
-
- if (callback) {
- callback();
- }
- }
- }
-
- mode = "none";
- panels.input.focus();
- refreshState();
- };
-
- // Redo an action.
- this.redo = function () {
-
- if (undoObj.canRedo()) {
-
- undoStack[++stackPtr].restore();
-
- if (callback) {
- callback();
- }
- }
-
- mode = "none";
- panels.input.focus();
- refreshState();
- };
-
- // Push the input area state to the stack.
- var saveState = function () {
- var currState = inputStateObj || new TextareaState(panels);
-
- if (!currState) {
- return false;
- }
- if (mode == "moving") {
- if (!lastState) {
- lastState = currState;
- }
- return;
- }
- if (lastState) {
- if (undoStack[stackPtr - 1].text != lastState.text) {
- undoStack[stackPtr++] = lastState;
- }
- lastState = null;
- }
- undoStack[stackPtr++] = currState;
- undoStack[stackPtr + 1] = null;
- if (callback) {
- callback();
- }
- };
-
- var handleCtrlYZ = function (event) {
-
- var handled = false;
-
- if ((event.ctrlKey || event.metaKey) && !event.altKey) {
-
- // IE and Opera do not support charCode.
- var keyCode = event.charCode || event.keyCode;
- var keyCodeChar = String.fromCharCode(keyCode);
-
- switch (keyCodeChar.toLowerCase()) {
-
- case "y":
- undoObj.redo();
- handled = true;
- break;
-
- case "z":
- if (!event.shiftKey) {
- undoObj.undo();
- }
- else {
- undoObj.redo();
- }
- handled = true;
- break;
- }
- }
-
- if (handled) {
- if (event.preventDefault) {
- event.preventDefault();
- }
- if (window.event) {
- window.event.returnValue = false;
- }
- return;
- }
- };
-
- // Set the mode depending on what is going on in the input area.
- var handleModeChange = function (event) {
-
- if (!event.ctrlKey && !event.metaKey) {
-
- var keyCode = event.keyCode;
-
- if ((keyCode >= 33 && keyCode <= 40) || (keyCode >= 63232 && keyCode <= 63235)) {
- // 33 - 40: page up/dn and arrow keys
- // 63232 - 63235: page up/dn and arrow keys on safari
- setMode("moving");
- }
- else if (keyCode == 8 || keyCode == 46 || keyCode == 127) {
- // 8: backspace
- // 46: delete
- // 127: delete
- setMode("deleting");
- }
- else if (keyCode == 13) {
- // 13: Enter
- setMode("newlines");
- }
- else if (keyCode == 27) {
- // 27: escape
- setMode("escape");
- }
- else if ((keyCode < 16 || keyCode > 20) && keyCode != 91) {
- // 16-20 are shift, etc.
- // 91: left window key
- // I think this might be a little messed up since there are
- // a lot of nonprinting keys above 20.
- setMode("typing");
- }
- }
- };
-
- var setEventHandlers = function () {
- util.addEvent(panels.input, "keypress", function (event) {
- // keyCode 89: y
- // keyCode 90: z
- if ((event.ctrlKey || event.metaKey) && !event.altKey && (event.keyCode == 89 || event.keyCode == 90)) {
- event.preventDefault();
- }
- });
-
- var handlePaste = function () {
- if (uaSniffed.isIE || (inputStateObj && inputStateObj.text != panels.input.value)) {
- if (timer == undefined) {
- mode = "paste";
- saveState();
- refreshState();
- }
- }
- };
-
- //util.addEvent(panels.input, "keydown", handleCtrlYZ);
- util.addEvent(panels.input, "keydown", handleModeChange);
- util.addEvent(panels.input, "mousedown", function () {
- setMode("moving");
- });
-
- panels.input.onpaste = handlePaste;
- panels.input.ondrop = handlePaste;
- };
-
- var init = function () {
- setEventHandlers();
- refreshState(true);
- //Not necessary
- //saveState();
- };
-
- this.reinit = function(content, start, end, scrollTop) {
- undoStack = [];
- stackPtr = 0;
- mode = "none";
- lastState = undefined;
- timer = undefined;
- refreshState();
- inputStateObj.text = content;
- inputStateObj.start = start;
- inputStateObj.end = end;
- inputStateObj.scrollTop = scrollTop;
- inputStateObj.setInputAreaSelection();
- saveState();
- };
- this.setMode = setMode;
-
- init();
- }
-
- // end of UndoManager
-
- // The input textarea state/contents.
- // This is used to implement undo/redo by the undo manager.
- function TextareaState(panels, isInitialState) {
-
- // Aliases
- var stateObj = this;
- var inputArea = panels.input;
- this.init = function () {
- if (!util.isVisible(inputArea)) {
- return;
- }
-
- this.setInputAreaSelectionStartEnd();
- this.scrollTop = inputArea.scrollTop;
- if (!this.text && inputArea.selectionStart || inputArea.selectionStart === 0) {
- this.text = inputArea.value;
- }
-
- }
-
- // Sets the selected text in the input box after we've performed an
- // operation.
- this.setInputAreaSelection = function () {
-
- if (!util.isVisible(inputArea)) {
- return;
- }
-
- //if (inputArea.selectionStart !== undefined && !uaSniffed.isOpera) {
-
- inputArea.focus();
- inputArea.selectionStart = stateObj.start;
- inputArea.selectionEnd = stateObj.end;
- /*
- inputArea.scrollTop = stateObj.scrollTop;
-
- }
- else if (doc.selection) {
-
- inputArea.focus();
- var range = inputArea.createTextRange();
- range.moveStart("character", -inputArea.value.length);
- range.moveEnd("character", -inputArea.value.length);
- range.moveEnd("character", stateObj.end);
- range.moveStart("character", stateObj.start);
- range.select();
- }
- */
- };
-
- this.setInputAreaSelectionStartEnd = function () {
-
- //if (!panels.ieCachedRange && (inputArea.selectionStart || inputArea.selectionStart === 0)) {
-
- stateObj.start = inputArea.selectionStart;
- stateObj.end = inputArea.selectionEnd;
- /*
- }
- else if (doc.selection) {
-
- stateObj.text = util.fixEolChars(inputArea.value);
-
- // IE loses the selection in the textarea when buttons are
- // clicked. On IE we cache the selection. Here, if something is cached,
- // we take it.
- var range = panels.ieCachedRange || doc.selection.createRange();
-
- var fixedRange = util.fixEolChars(range.text);
- var marker = "\x07";
- var markedRange = marker + fixedRange + marker;
- range.text = markedRange;
- var inputText = util.fixEolChars(inputArea.value);
-
- range.moveStart("character", -markedRange.length);
- range.text = fixedRange;
-
- stateObj.start = inputText.indexOf(marker);
- stateObj.end = inputText.lastIndexOf(marker) - marker.length;
-
- var len = stateObj.text.length - util.fixEolChars(inputArea.value).length;
-
- if (len) {
- range.moveStart("character", -fixedRange.length);
- while (len--) {
- fixedRange += "\n";
- stateObj.end += 1;
- }
- range.text = fixedRange;
- }
-
- if (panels.ieCachedRange)
- stateObj.scrollTop = panels.ieCachedScrollTop; // this is set alongside with ieCachedRange
-
- panels.ieCachedRange = null;
-
- this.setInputAreaSelection();
- }
- */
- };
-
- // Restore this state into the input area.
- this.restore = function () {
-
- if (stateObj.text != undefined && stateObj.text != inputArea.value) {
- inputArea.value = stateObj.text;
- }
- this.setInputAreaSelection();
- /*
- setTimeout(function() {
- inputArea.scrollTop = stateObj.scrollTop;
- }, 0);
- */
- };
-
- // Gets a collection of HTML chunks from the inptut textarea.
- this.getChunks = function () {
-
- var chunk = new Chunks();
- chunk.before = util.fixEolChars(stateObj.text.substring(0, stateObj.start));
- chunk.startTag = "";
- chunk.selection = util.fixEolChars(stateObj.text.substring(stateObj.start, stateObj.end));
- chunk.endTag = "";
- chunk.after = util.fixEolChars(stateObj.text.substring(stateObj.end));
- chunk.scrollTop = stateObj.scrollTop;
-
- return chunk;
- };
-
- // Sets the TextareaState properties given a chunk of markdown.
- this.setChunks = function (chunk) {
-
- chunk.before = chunk.before + chunk.startTag;
- chunk.after = chunk.endTag + chunk.after;
-
- this.start = chunk.before.length;
- this.end = chunk.before.length + chunk.selection.length;
- this.text = chunk.before + chunk.selection + chunk.after;
- this.scrollTop = chunk.scrollTop;
- };
- this.init();
- };
-
- function PreviewManager(converter, panels, previewRefreshCallback) {
-
- var managerObj = this;
- var timeout;
- var elapsedTime;
- var oldInputText;
- var maxDelay = 3000;
- var startType = "manual"; // The other legal value is "manual"
-
- // Adds event listeners to elements
- var setupEvents = function (inputElem, listener) {
-
- util.addEvent(inputElem, "input", listener);
- inputElem.onpaste = listener;
- inputElem.ondrop = listener;
-
- util.addEvent(inputElem, "keypress", listener);
- util.addEvent(inputElem, "keydown", listener);
- };
-
- var getDocScrollTop = function () {
-
- var result = 0;
-
- if (window.innerHeight) {
- result = window.pageYOffset;
- }
- else
- if (doc.documentElement && doc.documentElement.scrollTop) {
- result = doc.documentElement.scrollTop;
- }
- else
- if (doc.body) {
- result = doc.body.scrollTop;
- }
-
- return result;
- };
-
- var makePreviewHtml = function () {
-
- // If there is no registered preview panel
- // there is nothing to do.
- if (!panels.preview)
- return;
-
-
- var text = panels.input.value;
- if (text && text == oldInputText) {
- return; // Input text hasn't changed.
- }
- else {
- oldInputText = text;
- }
-
- var prevTime = new Date().getTime();
-
- text = converter.makeHtml(text);
-
- // Calculate the processing time of the HTML creation.
- // It's used as the delay time in the event listener.
- var currTime = new Date().getTime();
- elapsedTime = currTime - prevTime;
-
- pushPreviewHtml(text);
- };
-
- // setTimeout is already used. Used as an event listener.
- var applyTimeout = function () {
-
- if (timeout) {
- clearTimeout(timeout);
- timeout = undefined;
- }
-
- if (startType !== "manual") {
-
- var delay = 0;
-
- if (startType === "delayed") {
- delay = elapsedTime;
- }
-
- if (delay > maxDelay) {
- delay = maxDelay;
- }
- timeout = setTimeout(makePreviewHtml, delay);
- }
- };
-
- var getScaleFactor = function (panel) {
- if (panel.scrollHeight <= panel.clientHeight) {
- return 1;
- }
- return panel.scrollTop / (panel.scrollHeight - panel.clientHeight);
- };
-
- var setPanelScrollTops = function () {
- if (panels.preview) {
- panels.preview.scrollTop = (panels.preview.scrollHeight - panels.preview.clientHeight) * getScaleFactor(panels.preview);
- }
- };
-
- this.refresh = function (requiresRefresh) {
-
- if (requiresRefresh) {
- oldInputText = "";
- makePreviewHtml();
- }
- else {
- applyTimeout();
- }
- };
-
- this.processingTime = function () {
- return elapsedTime;
- };
-
- var isFirstTimeFilled = true;
-
- // IE doesn't let you use innerHTML if the element is contained somewhere in a table
- // (which is the case for inline editing) -- in that case, detach the element, set the
- // value, and reattach. Yes, that *is* ridiculous.
- var ieSafePreviewSet = function (text) {
- var preview = panels.preview;
- var parent = preview.parentNode;
- var sibling = preview.nextSibling;
- parent.removeChild(preview);
- preview.innerHTML = text;
- if (!sibling)
- parent.appendChild(preview);
- else
- parent.insertBefore(preview, sibling);
- }
-
- var nonSuckyBrowserPreviewSet = function (text) {
- panels.preview.innerHTML = text;
- }
-
- var previewSetter;
-
- var previewSet = function (text) {
- if (previewSetter)
- return previewSetter(text);
-
- try {
- nonSuckyBrowserPreviewSet(text);
- previewSetter = nonSuckyBrowserPreviewSet;
- } catch (e) {
- previewSetter = ieSafePreviewSet;
- previewSetter(text);
- }
- };
-
- var pushPreviewHtml = function (text) {
-
- //var emptyTop = position.getTop(panels.input) - getDocScrollTop();
-
- if (panels.preview) {
- previewSet(text);
- previewRefreshCallback();
- }
- /*
-
- setPanelScrollTops();
-
- if (isFirstTimeFilled) {
- isFirstTimeFilled = false;
- return;
- }
-
- var fullTop = position.getTop(panels.input) - getDocScrollTop();
-
- if (uaSniffed.isIE) {
- setTimeout(function () {
- window.scrollBy(0, fullTop - emptyTop);
- }, 0);
- }
- else {
- window.scrollBy(0, fullTop - emptyTop);
- }
- */
- };
-
- var init = function () {
-
- setupEvents(panels.input, applyTimeout);
- //Not necessary
- //makePreviewHtml();
-
- if (panels.preview) {
- panels.preview.scrollTop = 0;
- }
- };
-
- init();
- };
-
- // Creates the background behind the hyperlink text entry box.
- // And download dialog
- // Most of this has been moved to CSS but the div creation and
- // browser-specific hacks remain here.
- ui.createBackground = function () {
-
- var background = doc.createElement("div"),
- style = background.style;
-
- background.className = "wmd-prompt-background";
-
- style.position = "absolute";
- style.top = "0";
-
- style.zIndex = "1000";
-
- if (uaSniffed.isIE) {
- style.filter = "alpha(opacity=50)";
- }
- else {
- style.opacity = "0.5";
- }
-
- var pageSize = position.getPageSize();
- style.height = pageSize[1] + "px";
-
- if (uaSniffed.isIE) {
- style.left = doc.documentElement.scrollLeft;
- style.width = doc.documentElement.clientWidth;
- }
- else {
- style.left = "0";
- style.width = "100%";
- }
-
- doc.body.appendChild(background);
- return background;
- };
-
- // This simulates a modal dialog box and asks for the URL when you
- // click the hyperlink or image buttons.
- //
- // text: The html for the input box.
- // defaultInputText: The default value that appears in the input box.
- // callback: The function which is executed when the prompt is dismissed, either via OK or Cancel.
- // It receives a single argument; either the entered text (if OK was chosen) or null (if Cancel
- // was chosen).
- ui.prompt = function (text, defaultInputText, callback) {
-
- // These variables need to be declared at this level since they are used
- // in multiple functions.
- var dialog; // The dialog box.
- var input; // The text box where you enter the hyperlink.
-
-
- if (defaultInputText === undefined) {
- defaultInputText = "";
- }
-
- // Used as a keydown event handler. Esc dismisses the prompt.
- // Key code 27 is ESC.
- var checkEscape = function (key) {
- var code = (key.charCode || key.keyCode);
- if (code === 27) {
- close(true);
- }
- };
-
- // Dismisses the hyperlink input box.
- // isCancel is true if we don't care about the input text.
- // isCancel is false if we are going to keep the text.
- var close = function (isCancel) {
- util.removeEvent(doc.body, "keydown", checkEscape);
- var text = input.value;
-
- if (isCancel) {
- text = null;
- }
- else {
- // Fixes common pasting errors.
- text = text.replace(/^http:\/\/(https?|ftp):\/\//, '$1://');
- if (!/^(?:https?|ftp):\/\//.test(text))
- text = 'http://' + text;
- }
-
- dialog.parentNode.removeChild(dialog);
-
- callback(text);
- return false;
- };
-
-
-
- // Create the text input box form/window.
- var createDialog = function () {
-
- // The main dialog box.
- dialog = doc.createElement("div");
- dialog.className = "wmd-prompt-dialog";
- dialog.style.padding = "10px;";
- dialog.style.position = "fixed";
- dialog.style.width = "400px";
- dialog.style.zIndex = "1001";
-
- // The dialog text.
- var question = doc.createElement("div");
- question.innerHTML = text;
- question.style.padding = "5px";
- dialog.appendChild(question);
-
- // The web form container for the text box and buttons.
- var form = doc.createElement("form"),
- style = form.style;
- form.onsubmit = function () { return close(false); };
- style.padding = "0";
- style.margin = "0";
- style.cssFloat = "left";
- style.width = "100%";
- style.textAlign = "center";
- style.position = "relative";
- dialog.appendChild(form);
-
- // The input text box
- input = doc.createElement("input");
- input.type = "text";
- input.value = defaultInputText;
- style = input.style;
- style.display = "block";
- style.width = "80%";
- style.marginLeft = style.marginRight = "auto";
- form.appendChild(input);
-
- // The ok button
- var okButton = doc.createElement("input");
- okButton.type = "button";
- okButton.onclick = function () { return close(false); };
- okButton.value = "OK";
- style = okButton.style;
- style.margin = "10px";
- style.display = "inline";
- style.width = "7em";
-
-
- // The cancel button
- var cancelButton = doc.createElement("input");
- cancelButton.type = "button";
- cancelButton.onclick = function () { return close(true); };
- cancelButton.value = "Cancel";
- style = cancelButton.style;
- style.margin = "10px";
- style.display = "inline";
- style.width = "7em";
-
- form.appendChild(okButton);
- form.appendChild(cancelButton);
-
- util.addEvent(doc.body, "keydown", checkEscape);
- dialog.style.top = "50%";
- dialog.style.left = "50%";
- dialog.style.display = "block";
- if (uaSniffed.isIE_5or6) {
- dialog.style.position = "absolute";
- dialog.style.top = doc.documentElement.scrollTop + 200 + "px";
- dialog.style.left = "50%";
- }
- doc.body.appendChild(dialog);
-
- // This has to be done AFTER adding the dialog to the form if you
- // want it to be centered.
- dialog.style.marginTop = -(position.getHeight(dialog) / 2) + "px";
- dialog.style.marginLeft = -(position.getWidth(dialog) / 2) + "px";
-
- };
-
- // Why is this in a zero-length timeout?
- // Is it working around a browser bug?
- setTimeout(function () {
-
- createDialog();
-
- var defTextLen = defaultInputText.length;
- if (input.selectionStart !== undefined) {
- input.selectionStart = 0;
- input.selectionEnd = defTextLen;
- }
- else if (input.createTextRange) {
- var range = input.createTextRange();
- range.collapse(false);
- range.moveStart("character", -defTextLen);
- range.moveEnd("character", defTextLen);
- range.select();
- }
-
- input.focus();
- }, 0);
- };
-
- function UIManager(postfix, panels, undoManager, previewManager, commandManager, helpOptions, getString) {
-
- var inputBox = panels.input,
- buttons = {}; // buttons.undo, buttons.link, etc. The actual DOM elements.
-
- makeSpritedButtonRow();
-
- var keyEvent = "keydown";
- if (uaSniffed.isOpera) {
- keyEvent = "keypress";
- }
-
- /*
- util.addEvent(inputBox, keyEvent, function (key) {
-
- // Check to see if we have a button key and, if so execute the callback.
- if ((key.ctrlKey || key.metaKey) && !key.altKey) {
-
- var keyCode = key.charCode || key.keyCode;
- var keyCodeStr = String.fromCharCode(keyCode).toLowerCase();
-
- switch (keyCodeStr) {
- case "b":
- doClick(buttons.bold);
- break;
- case "i":
- doClick(buttons.italic);
- break;
- case "l":
- doClick(buttons.link);
- break;
- case "q":
- doClick(buttons.quote);
- break;
- case "k":
- doClick(buttons.code);
- break;
- case "g":
- doClick(buttons.image);
- break;
- case "o":
- doClick(buttons.olist);
- break;
- case "u":
- doClick(buttons.ulist);
- break;
- case "h":
- doClick(buttons.heading);
- break;
- case "r":
- doClick(buttons.hr);
- break;
- case "y":
- doClick(buttons.redo);
- break;
- case "z":
- if (key.shiftKey) {
- doClick(buttons.redo);
- }
- else {
- doClick(buttons.undo);
- }
- break;
- case "v":
- undoManager.setMode("typing");
- return;
- case "x":
- undoManager.setMode("deleting");
- return;
- default:
- return;
- }
-
-
- if (key.preventDefault) {
- key.preventDefault();
- }
-
- if (window.event) {
- window.event.returnValue = false;
- }
- }
- });
-
- // Auto-indent on shift-enter
- util.addEvent(inputBox, "keyup", function (key) {
- if (key.shiftKey && !key.ctrlKey && !key.metaKey) {
- var keyCode = key.charCode || key.keyCode;
- // Character 13 is Enter
- if (keyCode === 13) {
- var fakeButton = {};
- fakeButton.textOp = bindCommand("doAutoindent");
- doClick(fakeButton);
- }
- }
- });
-
- // special handler because IE clears the context of the textbox on ESC
- if (uaSniffed.isIE) {
- util.addEvent(inputBox, "keydown", function (key) {
- var code = key.keyCode;
- if (code === 27) {
- return false;
- }
- });
- }
- */
-
- // life 新添加函数
- // life
- // isImage 2015/3/1
- function insertLinkLife(link, text, isImage) {
- inputBox.focus();
- if (undoManager) {
- undoManager.setCommandMode();
- }
-
- var state = new TextareaState(panels);
-
- if (!state) {
- return;
- }
-
- var chunks = state.getChunks(); // 得到chunk
- var fixupInputArea = function () {
- inputBox.focus();
-
- if (chunks) {
- state.setChunks(chunks);
- }
-
- state.restore();
- previewManager.refresh();
- };
-
- var a = commandProto.insertLink(chunks, fixupInputArea, link, text, isImage);
- if(!a) fixupInputArea();
- }
-
- // life
- MD.insertLink = insertLinkLife;
-
- // Perform the button's action.
- function doClick(button) {
-
- inputBox.focus();
- var linkOrImage = button.id == "wmd-link-button" || button.id == "wmd-image-button";
-
- if (button.textOp) {
-
- if (undoManager && !linkOrImage) {
- undoManager.setCommandMode();
- }
-
- var state = new TextareaState(panels);
-
- if (!state) {
- return;
- }
-
- var chunks = state.getChunks();
-
- // Some commands launch a "modal" prompt dialog. Javascript
- // can't really make a modal dialog box and the WMD code
- // will continue to execute while the dialog is displayed.
- // This prevents the dialog pattern I'm used to and means
- // I can't do something like this:
- //
- // var link = CreateLinkDialog();
- // makeMarkdownLink(link);
- //
- // Instead of this straightforward method of handling a
- // dialog I have to pass any code which would execute
- // after the dialog is dismissed (e.g. link creation)
- // in a function parameter.
- //
- // Yes this is awkward and I think it sucks, but there's
- // no real workaround. Only the image and link code
- // create dialogs and require the function pointers.
- var fixupInputArea = function () {
-
- inputBox.focus();
-
- if (chunks) {
- state.setChunks(chunks);
- }
-
- state.restore();
- previewManager.refresh();
- };
-
- var noCleanup = button.textOp(chunks, fixupInputArea);
-
- if (!noCleanup) {
- fixupInputArea();
- if(!linkOrImage) {
- inputBox.adjustCursorPosition();
- //inputBox.dispatchEvent(new Event('keydown'));
- }
- }
-
- }
-
- if (button.execute) {
- button.execute(undoManager);
- }
- };
-
- function setupButton(button, isEnabled) {
-
- var normalYShift = "0px";
- var disabledYShift = "-20px";
- var highlightYShift = "-40px";
- var image = button.getElementsByTagName("span")[0];
- button.className = button.className.replace(/ disabled/g, "");
- if (isEnabled) {
- image.style.backgroundPosition = button.XShift + " " + normalYShift;
- button.onmouseover = function () {
- image.style.backgroundPosition = this.XShift + " " + highlightYShift;
- };
-
- button.onmouseout = function () {
- image.style.backgroundPosition = this.XShift + " " + normalYShift;
- };
-
- // IE tries to select the background image "button" text (it's
- // implemented in a list item) so we have to cache the selection
- // on mousedown.
- if (uaSniffed.isIE) {
- button.onmousedown = function () {
- panels.ieCachedRange = document.selection.createRange();
- panels.ieCachedScrollTop = panels.input.scrollTop;
- };
- }
-
- if (!button.isHelp) {
- button.onclick = function () {
- if (this.onmouseout) {
- this.onmouseout();
- }
- doClick(this);
- return false;
- }
- }
- }
- else {
- image.style.backgroundPosition = button.XShift + " " + disabledYShift;
- button.onmouseover = button.onmouseout = button.onclick = function () { };
- button.className += " disabled";
- }
- }
-
- function bindCommand(method) {
- if (typeof method === "string")
- method = commandManager[method];
- return function () { method.apply(commandManager, arguments); }
- }
-
- function makeSpritedButtonRow() {
-
- var buttonBar = panels.buttonBar;
-
- var normalYShift = "0px";
- var disabledYShift = "-20px";
- var highlightYShift = "-40px";
-
- var buttonRow = document.createElement("ul");
- buttonRow.id = "wmd-button-row" + postfix;
- buttonRow.className = 'wmd-button-row';
- buttonRow = buttonBar.appendChild(buttonRow);
- var xPosition = 0;
- var makeButton = function (id, title, XShift, textOp) {
- var button = document.createElement("li");
- button.className = "wmd-button";
- button.style.left = xPosition + "px";
- xPosition += 25;
- var buttonImage = document.createElement("span");
- button.id = id + postfix;
- button.appendChild(buttonImage);
- button.title = title;
- button.XShift = XShift;
- if (textOp)
- button.textOp = textOp;
- setupButton(button, true);
- buttonRow.appendChild(button);
- return button;
- };
- var makeSpacer = function (num) {
- var spacer = document.createElement("li");
- spacer.className = "wmd-spacer wmd-spacer" + num;
- spacer.id = "wmd-spacer" + num + postfix;
- buttonRow.appendChild(spacer);
- xPosition += 25;
- }
-
- buttons.bold = makeButton("wmd-bold-button", getString("bold"), "0px", bindCommand("doBold"));
- buttons.italic = makeButton("wmd-italic-button", getString("italic"), "-20px", bindCommand("doItalic"));
- makeSpacer(1);
- buttons.link = makeButton("wmd-link-button", getString("link"), "-40px", bindCommand(function (chunk, postProcessing) {
- return this.doLinkOrImage(chunk, postProcessing, false);
- }));
- buttons.quote = makeButton("wmd-quote-button", getString("quote"), "-60px", bindCommand("doBlockquote"));
- buttons.code = makeButton("wmd-code-button", getString("code"), "-80px", bindCommand("doCode"));
- buttons.image = makeButton("wmd-image-button", getString("image"), "-100px", bindCommand(function (chunk, postProcessing) {
- return this.doLinkOrImage(chunk, postProcessing, true);
- }));
- makeSpacer(2);
- buttons.olist = makeButton("wmd-olist-button", getString("olist"), "-120px", bindCommand(function (chunk, postProcessing) {
- this.doList(chunk, postProcessing, true);
- }));
- buttons.ulist = makeButton("wmd-ulist-button", getString("ulist"), "-140px", bindCommand(function (chunk, postProcessing) {
- this.doList(chunk, postProcessing, false);
- }));
- buttons.heading = makeButton("wmd-heading-button", getString("heading"), "-160px", bindCommand("doHeading"));
- buttons.hr = makeButton("wmd-hr-button", getString("hr"), "-180px", bindCommand("doHorizontalRule"));
- makeSpacer(3);
- buttons.undo = makeButton("wmd-undo-button", getString("undo"), "-200px", null);
- buttons.undo.execute = function (manager) { if (manager) manager.undo(); };
-
- buttons.redo = makeButton("wmd-redo-button", getString("redo"), "-220px", null);
- buttons.redo.execute = function (manager) { if (manager) manager.redo(); };
-
- if (helpOptions) {
- var helpButton = document.createElement("li");
- var helpButtonImage = document.createElement("span");
- helpButton.appendChild(helpButtonImage);
- helpButton.className = "wmd-button wmd-help-button";
- helpButton.id = "wmd-help-button" + postfix;
- helpButton.XShift = "-240px";
- helpButton.isHelp = true;
- helpButton.style.right = "0px";
- helpButton.title = getString("help");
- helpButton.onclick = helpOptions.handler;
-
- setupButton(helpButton, true);
- buttonRow.appendChild(helpButton);
- buttons.help = helpButton;
- }
-
- setUndoRedoButtonStates();
- }
-
- function setUndoRedoButtonStates() {
- if (undoManager) {
- setupButton(buttons.undo, undoManager.canUndo());
- setupButton(buttons.redo, undoManager.canRedo());
- }
- };
-
- this.setUndoRedoButtonStates = setUndoRedoButtonStates;
- this.buttons = buttons;
- this.doClick = doClick;
-
- }
-
- function CommandManager(pluginHooks, getString) {
- this.hooks = pluginHooks;
- this.getString = getString;
- }
-
- var commandProto = CommandManager.prototype;
-
- // The markdown symbols - 4 spaces = code, > = blockquote, etc.
- commandProto.prefixes = "(?:\\s{4,}|\\s*>|\\s*-\\s+|\\s*\\d+\\.|=|\\+|-|_|\\*|#|\\s*\\[[^\n]]+\\]:)";
-
- // Remove markdown symbols from the chunk selection.
- commandProto.unwrap = function (chunk) {
- var txt = new re("([^\\n])\\n(?!(\\n|" + this.prefixes + "))", "g");
- chunk.selection = chunk.selection.replace(txt, "$1 $2");
- };
-
- commandProto.wrap = function (chunk, len) {
- this.unwrap(chunk);
- var regex = new re("(.{1," + len + "})( +|$\\n?)", "gm"),
- that = this;
-
- chunk.selection = chunk.selection.replace(regex, function (line, marked) {
- if (new re("^" + that.prefixes, "").test(line)) {
- return line;
- }
- return marked + "\n";
- });
-
- chunk.selection = chunk.selection.replace(/\s+$/, "");
- };
-
- commandProto.doBold = function (chunk, postProcessing) {
- return this.doBorI(chunk, postProcessing, 2, this.getString("boldexample"));
- };
-
- commandProto.doItalic = function (chunk, postProcessing) {
- return this.doBorI(chunk, postProcessing, 1, this.getString("italicexample"));
- };
-
- // chunk: The selected region that will be enclosed with */**
- // nStars: 1 for italics, 2 for bold
- // insertText: If you just click the button without highlighting text, this gets inserted
- commandProto.doBorI = function (chunk, postProcessing, nStars, insertText) {
-
- // Get rid of whitespace and fixup newlines.
- chunk.trimWhitespace();
- chunk.selection = chunk.selection.replace(/\n{2,}/g, "\n");
-
- // Look for stars before and after. Is the chunk already marked up?
- // note that these regex matches cannot fail
- var starsBefore = /(\**$)/.exec(chunk.before)[0];
- var starsAfter = /(^\**)/.exec(chunk.after)[0];
-
- var prevStars = Math.min(starsBefore.length, starsAfter.length);
-
- // Remove stars if we have to since the button acts as a toggle.
- if ((prevStars >= nStars) && (prevStars != 2 || nStars != 1)) {
- chunk.before = chunk.before.replace(re("[*]{" + nStars + "}$", ""), "");
- chunk.after = chunk.after.replace(re("^[*]{" + nStars + "}", ""), "");
- }
- else if (!chunk.selection && starsAfter) {
- // It's not really clear why this code is necessary. It just moves
- // some arbitrary stuff around.
- chunk.after = chunk.after.replace(/^([*_]*)/, "");
- chunk.before = chunk.before.replace(/(\s?)$/, "");
- var whitespace = re.$1;
- chunk.before = chunk.before + starsAfter + whitespace;
- }
- else {
-
- // In most cases, if you don't have any selected text and click the button
- // you'll get a selected, marked up region with the default text inserted.
- if (!chunk.selection && !starsAfter) {
- chunk.selection = insertText;
- }
-
- // Add the true markup.
- var markup = nStars <= 1 ? "*" : "**"; // shouldn't the test be = ?
- chunk.before = chunk.before + markup;
- chunk.after = markup + chunk.after;
- }
-
- return;
- };
-
- commandProto.stripLinkDefs = function (text, defsToAdd) {
-
- text = text.replace(/^[ ]{0,3}\[(\d+)\]:[ \t]*\n?[ \t]*?[ \t]*\n?[ \t]*(?:(\n*)["(](.+?)[")][ \t]*)?(?:\n+|$)/gm,
- function (totalMatch, id, link, newlines, title) {
- defsToAdd[id] = totalMatch.replace(/\s*$/, "");
- if (newlines) {
- // Strip the title and return that separately.
- defsToAdd[id] = totalMatch.replace(/["(](.+?)[")]$/, "");
- return newlines + title;
- }
- return "";
- });
-
- return text;
- };
-
- commandProto.addLinkDef = function (chunk, linkDef) {
-
- var refNumber = 0; // The current reference number
- var defsToAdd = {}; //
- // Start with a clean slate by removing all previous link definitions.
- chunk.before = this.stripLinkDefs(chunk.before, defsToAdd);
- chunk.selection = this.stripLinkDefs(chunk.selection, defsToAdd);
- chunk.after = this.stripLinkDefs(chunk.after, defsToAdd);
-
- var defs = "";
- var regex = /(\[)((?:\[[^\]]*\]|[^\[\]])*)(\][ ]?(?:\n[ ]*)?\[)(\d+)(\])/g;
-
- var addDefNumber = function (def) {
- refNumber++;
- def = def.replace(/^[ ]{0,3}\[(\d+)\]:/, " [" + refNumber + "]:");
- defs += "\n" + def;
- };
-
- // note that
- // a) the recursive call to getLink cannot go infinite, because by definition
- // of regex, inner is always a proper substring of wholeMatch, and
- // b) more than one level of nesting is neither supported by the regex
- // nor making a lot of sense (the only use case for nesting is a linked image)
- var getLink = function (wholeMatch, before, inner, afterInner, id, end) {
- inner = inner.replace(regex, getLink);
- if (defsToAdd[id]) {
- addDefNumber(defsToAdd[id]);
- return before + inner + afterInner + refNumber + end;
- }
- return wholeMatch;
- };
-
- chunk.before = chunk.before.replace(regex, getLink);
-
- if (linkDef) {
- addDefNumber(linkDef);
- }
- else {
- chunk.selection = chunk.selection.replace(regex, getLink);
- }
-
- var refOut = refNumber;
-
- chunk.after = chunk.after.replace(regex, getLink);
-
- if (chunk.after) {
- chunk.after = chunk.after.replace(/\n*$/, "");
- }
- if (!chunk.after) {
- chunk.selection = chunk.selection.replace(/\n*$/, "");
- }
-
- chunk.after += "\n\n" + defs;
-
- return refOut;
- };
-
- // takes the line as entered into the add link/as image dialog and makes
- // sure the URL and the optinal title are "nice".
- function properlyEncoded(linkdef) {
- return linkdef.replace(/^\s*(.*?)(?:\s+"(.+)")?\s*$/, function (wholematch, link, title) {
- link = link.replace(/\?.*$/, function (querypart) {
- return querypart.replace(/\+/g, " "); // in the query string, a plus and a space are identical
- });
- link = decodeURIComponent(link); // unencode first, to prevent double encoding
- link = encodeURI(link).replace(/'/g, '%27').replace(/\(/g, '%28').replace(/\)/g, '%29');
- link = link.replace(/\?.*$/, function (querypart) {
- return querypart.replace(/\+/g, "%2b"); // since we replaced plus with spaces in the query part, all pluses that now appear where originally encoded
- });
- if (title) {
- title = title.trim ? title.trim() : title.replace(/^\s*/, "").replace(/\s*$/, "");
- title = title.replace(/"/g, "quot;").replace(/\(/g, "(").replace(/\)/g, ")").replace(//g, ">");
- }
- return title ? link + ' "' + title + '"' : link;
- });
- }
-
- // life 添加
- commandProto.insertLink = function (chunk, postProcessing, link, text, isImage) {
- chunk.trimWhitespace();
- chunk.findTags(/\s*!?\[/, /\][ ]?(?:\n[ ]*)?(\[.*?\])?/);
- var background;
-
- if (chunk.endTag.length > 1 && chunk.startTag.length > 0) {
-
- chunk.startTag = chunk.startTag.replace(/!?\[/, "");
- chunk.endTag = "";
- this.addLinkDef(chunk, null);
- }
- else {
-
- // We're moving start and end tag back into the selection, since (as we're in the else block) we're not
- // *removing* a link, but *adding* one, so whatever findTags() found is now back to being part of the
- // link text. linkEnteredCallback takes care of escaping any brackets.
- chunk.selection = chunk.startTag + chunk.selection + chunk.endTag;
- chunk.startTag = chunk.endTag = "";
-
- if (/\n\n/.test(chunk.selection)) {
- this.addLinkDef(chunk, null);
- return;
- }
- var that = this;
- // The function to be executed when you enter a link and press OK or Cancel.
- // Marks up the link and adds the ref.
- var linkEnteredCallback = function (link) {
- background.parentNode.removeChild(background);
-
- if (link !== null) {
- chunk.selection = (" " + chunk.selection).replace(/([^\\](?:\\\\)*)(?=[[\]])/g, "$1\\").substr(1);
-
- chunk.startTag = isImage ? "![" : "[";
- //chunk.endTag = "][" + num + "]";
- chunk.endTag = "](" + properlyEncoded(link) + ")";
-
- chunk.selection = text;
- }
- postProcessing();
- };
-
- background = ui.createBackground();
- linkEnteredCallback(link);
- return true;
- }
- };
-
- commandProto.doLinkOrImage = function (chunk, postProcessing, isImage) {
-
- chunk.trimWhitespace();
- //chunk.findTags(/\s*!?\[/, /\][ ]?(?:\n[ ]*)?(\[.*?\])?/);
- chunk.findTags(/\s*!?\[/, /\][ ]?(?:\n[ ]*)?(\(.*?\))?/);
-
- var background;
-
- if (chunk.endTag.length > 1 && chunk.startTag.length > 0) {
-
- chunk.startTag = chunk.startTag.replace(/!?\[/, "");
- chunk.endTag = "";
- this.addLinkDef(chunk, null);
-
- }
- else {
-
- // We're moving start and end tag back into the selection, since (as we're in the else block) we're not
- // *removing* a link, but *adding* one, so whatever findTags() found is now back to being part of the
- // link text. linkEnteredCallback takes care of escaping any brackets.
- chunk.selection = chunk.startTag + chunk.selection + chunk.endTag;
- chunk.startTag = chunk.endTag = "";
-
- if (/\n\n/.test(chunk.selection)) {
- this.addLinkDef(chunk, null);
- return;
- }
- var that = this;
- // The function to be executed when you enter a link and press OK or Cancel.
- // Marks up the link and adds the ref.
- var linkEnteredCallback = function (link) {
-
- background.parentNode.removeChild(background);
-
- if (link !== null) {
- // ( $1
- // [^\\] anything that's not a backslash
- // (?:\\\\)* an even number (this includes zero) of backslashes
- // )
- // (?= followed by
- // [[\]] an opening or closing bracket
- // )
- //
- // In other words, a non-escaped bracket. These have to be escaped now to make sure they
- // don't count as the end of the link or similar.
- // Note that the actual bracket has to be a lookahead, because (in case of to subsequent brackets),
- // the bracket in one match may be the "not a backslash" character in the next match, so it
- // should not be consumed by the first match.
- // The "prepend a space and finally remove it" steps makes sure there is a "not a backslash" at the
- // start of the string, so this also works if the selection begins with a bracket. We cannot solve
- // this by anchoring with ^, because in the case that the selection starts with two brackets, this
- // would mean a zero-width match at the start. Since zero-width matches advance the string position,
- // the first bracket could then not act as the "not a backslash" for the second.
- chunk.selection = (" " + chunk.selection).replace(/([^\\](?:\\\\)*)(?=[[\]])/g, "$1\\").substr(1);
-
- /*
- var linkDef = " [999]: " + properlyEncoded(link);
-
- var num = that.addLinkDef(chunk, linkDef);
- */
- chunk.startTag = isImage ? "![" : "[";
- //chunk.endTag = "][" + num + "]";
- chunk.endTag = "](" + properlyEncoded(link) + ")";
-
- if (!chunk.selection) {
- if (isImage) {
- chunk.selection = that.getString("imagedescription");
- }
- else {
- chunk.selection = that.getString("linkdescription");
- }
- }
- }
- postProcessing();
- };
-
-
- background = ui.createBackground();
-
- if (isImage) {
- if (!this.hooks.insertImageDialog(linkEnteredCallback)) {
- // ui.prompt(this.getString("imagedialog"), imageDefaultText, linkEnteredCallback);
- }
- }
- else {
- if (!this.hooks.insertLinkDialog(linkEnteredCallback))
- ui.prompt(this.getString("linkdialog"), linkDefaultText, linkEnteredCallback);
- }
- return true;
- }
- };
-
- // When making a list, hitting shift-enter will put your cursor on the next line
- // at the current indent level.
- commandProto.doAutoindent = function (chunk, postProcessing) {
-
- var commandMgr = this,
- fakeSelection = false;
-
- chunk.before = chunk.before.replace(/(\n|^)[ ]{0,3}([*+-]|\d+[.])[ \t]*\n$/, "\n\n");
- chunk.before = chunk.before.replace(/(\n|^)[ ]{0,3}>[ \t]*\n$/, "\n\n");
- chunk.before = chunk.before.replace(/(\n|^)[ \t]+\n$/, "\n\n");
-
- // There's no selection, end the cursor wasn't at the end of the line:
- // The user wants to split the current list item / code line / blockquote line
- // (for the latter it doesn't really matter) in two. Temporarily select the
- // (rest of the) line to achieve this.
- if (!chunk.selection && !/^[ \t]*(?:\n|$)/.test(chunk.after)) {
- chunk.after = chunk.after.replace(/^[^\n]*/, function (wholeMatch) {
- chunk.selection = wholeMatch;
- return "";
- });
- fakeSelection = true;
- }
-
- if (/(\n|^)[ ]{0,3}([*+-]|\d+[.])[ \t]+.*\n$/.test(chunk.before)) {
- if (commandMgr.doList) {
- commandMgr.doList(chunk);
- }
- }
- if (/(\n|^)[ ]{0,3}>[ \t]+.*\n$/.test(chunk.before)) {
- if (commandMgr.doBlockquote) {
- commandMgr.doBlockquote(chunk);
- }
- }
- if (/(\n|^)(\t|[ ]{4,}).*\n$/.test(chunk.before)) {
- if (commandMgr.doCode) {
- commandMgr.doCode(chunk);
- }
- }
-
- if (fakeSelection) {
- chunk.after = chunk.selection + chunk.after;
- chunk.selection = "";
- }
- };
-
- commandProto.doBlockquote = function (chunk, postProcessing) {
-
- chunk.selection = chunk.selection.replace(/^(\n*)([^\r]+?)(\n*)$/,
- function (totalMatch, newlinesBefore, text, newlinesAfter) {
- chunk.before += newlinesBefore;
- chunk.after = newlinesAfter + chunk.after;
- return text;
- });
-
- chunk.before = chunk.before.replace(/(>[ \t]*)$/,
- function (totalMatch, blankLine) {
- chunk.selection = blankLine + chunk.selection;
- return "";
- });
-
- chunk.selection = chunk.selection.replace(/^(\s|>)+$/, "");
- chunk.selection = chunk.selection || this.getString("quoteexample");
-
- // The original code uses a regular expression to find out how much of the
- // text *directly before* the selection already was a blockquote:
-
- /*
- if (chunk.before) {
- chunk.before = chunk.before.replace(/\n?$/, "\n");
- }
- chunk.before = chunk.before.replace(/(((\n|^)(\n[ \t]*)*>(.+\n)*.*)+(\n[ \t]*)*$)/,
- function (totalMatch) {
- chunk.startTag = totalMatch;
- return "";
- });
- */
-
- // This comes down to:
- // Go backwards as many lines a possible, such that each line
- // a) starts with ">", or
- // b) is almost empty, except for whitespace, or
- // c) is preceeded by an unbroken chain of non-empty lines
- // leading up to a line that starts with ">" and at least one more character
- // and in addition
- // d) at least one line fulfills a)
- //
- // Since this is essentially a backwards-moving regex, it's susceptible to
- // catstrophic backtracking and can cause the browser to hang;
- // see e.g. http://meta.stackoverflow.com/questions/9807.
- //
- // Hence we replaced this by a simple state machine that just goes through the
- // lines and checks for a), b), and c).
-
- var match = "",
- leftOver = "",
- line;
- if (chunk.before) {
- var lines = chunk.before.replace(/\n$/, "").split("\n");
- var inChain = false;
- for (var i = 0; i < lines.length; i++) {
- var good = false;
- line = lines[i];
- inChain = inChain && line.length > 0; // c) any non-empty line continues the chain
- if (/^>/.test(line)) { // a)
- good = true;
- if (!inChain && line.length > 1) // c) any line that starts with ">" and has at least one more character starts the chain
- inChain = true;
- } else if (/^[ \t]*$/.test(line)) { // b)
- good = true;
- } else {
- good = inChain; // c) the line is not empty and does not start with ">", so it matches if and only if we're in the chain
- }
- if (good) {
- match += line + "\n";
- } else {
- leftOver += match + line;
- match = "\n";
- }
- }
- if (!/(^|\n)>/.test(match)) { // d)
- leftOver += match;
- match = "";
- }
- }
-
- chunk.startTag = match;
- chunk.before = leftOver;
-
- // end of change
-
- if (chunk.after) {
- chunk.after = chunk.after.replace(/^\n?/, "\n");
- }
-
- chunk.after = chunk.after.replace(/^(((\n|^)(\n[ \t]*)*>(.+\n)*.*)+(\n[ \t]*)*)/,
- function (totalMatch) {
- chunk.endTag = totalMatch;
- return "";
- }
- );
-
- var replaceBlanksInTags = function (useBracket) {
-
- var replacement = useBracket ? "> " : "";
-
- if (chunk.startTag) {
- chunk.startTag = chunk.startTag.replace(/\n((>|\s)*)\n$/,
- function (totalMatch, markdown) {
- return "\n" + markdown.replace(/^[ ]{0,3}>?[ \t]*$/gm, replacement) + "\n";
- });
- }
- if (chunk.endTag) {
- chunk.endTag = chunk.endTag.replace(/^\n((>|\s)*)\n/,
- function (totalMatch, markdown) {
- return "\n" + markdown.replace(/^[ ]{0,3}>?[ \t]*$/gm, replacement) + "\n";
- });
- }
- };
-
- if (/^(?![ ]{0,3}>)/m.test(chunk.selection)) {
- this.wrap(chunk, SETTINGS.lineLength - 2);
- chunk.selection = chunk.selection.replace(/^/gm, "> ");
- replaceBlanksInTags(true);
- chunk.skipLines();
- } else {
- chunk.selection = chunk.selection.replace(/^[ ]{0,3}> ?/gm, "");
- this.unwrap(chunk);
- replaceBlanksInTags(false);
-
- if (!/^(\n|^)[ ]{0,3}>/.test(chunk.selection) && chunk.startTag) {
- chunk.startTag = chunk.startTag.replace(/\n{0,2}$/, "\n\n");
- }
-
- if (!/(\n|^)[ ]{0,3}>.*$/.test(chunk.selection) && chunk.endTag) {
- chunk.endTag = chunk.endTag.replace(/^\n{0,2}/, "\n\n");
- }
- }
-
- chunk.selection = this.hooks.postBlockquoteCreation(chunk.selection);
-
- if (!/\n/.test(chunk.selection)) {
- chunk.selection = chunk.selection.replace(/^(> *)/,
- function (wholeMatch, blanks) {
- chunk.startTag += blanks;
- return "";
- });
- }
- };
-
- commandProto.doCode = function (chunk, postProcessing) {
-
- var hasTextBefore = /\S[ ]*$/.test(chunk.before);
- var hasTextAfter = /^[ ]*\S/.test(chunk.after);
-
- // Use 'four space' markdown if the selection is on its own
- // line or is multiline.
- if ((!hasTextAfter && !hasTextBefore) || /\n/.test(chunk.selection)) {
-
- chunk.before = chunk.before.replace(/[ ]{4}$/,
- function (totalMatch) {
- chunk.selection = totalMatch + chunk.selection;
- return "";
- });
-
- var nLinesBack = 1;
- var nLinesForward = 1;
-
- if (/(\n|^)(\t|[ ]{4,}).*\n$/.test(chunk.before)) {
- nLinesBack = 0;
- }
- if (/^\n(\t|[ ]{4,})/.test(chunk.after)) {
- nLinesForward = 0;
- }
-
- chunk.skipLines(nLinesBack, nLinesForward);
-
- if (!chunk.selection) {
- chunk.startTag = " ";
- chunk.selection = this.getString("codeexample");
- }
- else {
- if (/^[ ]{0,3}\S/m.test(chunk.selection)) {
- if (/\n/.test(chunk.selection))
- chunk.selection = chunk.selection.replace(/^/gm, " ");
- else // if it's not multiline, do not select the four added spaces; this is more consistent with the doList behavior
- chunk.before += " ";
- }
- else {
- chunk.selection = chunk.selection.replace(/^(?:[ ]{4}|[ ]{0,3}\t)/gm, "");
- }
- }
- }
- else {
- // Use backticks (`) to delimit the code block.
-
- chunk.trimWhitespace();
- chunk.findTags(/`/, /`/);
-
- if (!chunk.startTag && !chunk.endTag) {
- chunk.startTag = chunk.endTag = "`";
- if (!chunk.selection) {
- chunk.selection = this.getString("codeexample");
- }
- }
- else if (chunk.endTag && !chunk.startTag) {
- chunk.before += chunk.endTag;
- chunk.endTag = "";
- }
- else {
- chunk.startTag = chunk.endTag = "";
- }
- }
- };
-
- commandProto.doList = function (chunk, postProcessing, isNumberedList) {
-
- // These are identical except at the very beginning and end.
- // Should probably use the regex extension function to make this clearer.
- var previousItemsRegex = /(\n|^)(([ ]{0,3}([*+-]|\d+[.])[ \t]+.*)(\n.+|\n{2,}([*+-].*|\d+[.])[ \t]+.*|\n{2,}[ \t]+\S.*)*)\n*$/;
- var nextItemsRegex = /^\n*(([ ]{0,3}([*+-]|\d+[.])[ \t]+.*)(\n.+|\n{2,}([*+-].*|\d+[.])[ \t]+.*|\n{2,}[ \t]+\S.*)*)\n*/;
-
- // The default bullet is a dash but others are possible.
- // This has nothing to do with the particular HTML bullet,
- // it's just a markdown bullet.
- var bullet = "-";
-
- // The number in a numbered list.
- var num = 1;
-
- // Get the item prefix - e.g. " 1. " for a numbered list, " - " for a bulleted list.
- var getItemPrefix = function () {
- var prefix;
- if (isNumberedList) {
- prefix = " " + num + ". ";
- num++;
- }
- else {
- prefix = " " + bullet + " ";
- }
- return prefix;
- };
-
- // Fixes the prefixes of the other list items.
- var getPrefixedItem = function (itemText) {
-
- // The numbering flag is unset when called by autoindent.
- if (isNumberedList === undefined) {
- isNumberedList = /^\s*\d/.test(itemText);
- }
-
- // Renumber/bullet the list element.
- itemText = itemText.replace(/^[ ]{0,3}([*+-]|\d+[.])\s/gm,
- function (_) {
- return getItemPrefix();
- });
-
- return itemText;
- };
-
- chunk.findTags(/(\n|^)*[ ]{0,3}([*+-]|\d+[.])\s+/, null);
-
- if (chunk.before && !/\n$/.test(chunk.before) && !/^\n/.test(chunk.startTag)) {
- chunk.before += chunk.startTag;
- chunk.startTag = "";
- }
-
- if (chunk.startTag) {
-
- var hasDigits = /\d+[.]/.test(chunk.startTag);
- chunk.startTag = "";
- chunk.selection = chunk.selection.replace(/\n[ ]{4}/g, "\n");
- this.unwrap(chunk);
- chunk.skipLines();
-
- if (hasDigits) {
- // Have to renumber the bullet points if this is a numbered list.
- chunk.after = chunk.after.replace(nextItemsRegex, getPrefixedItem);
- }
- if (isNumberedList == hasDigits) {
- return;
- }
- }
-
- var nLinesUp = 1;
-
- chunk.before = chunk.before.replace(previousItemsRegex,
- function (itemText) {
- if (/^\s*([*+-])/.test(itemText)) {
- bullet = re.$1;
- }
- nLinesUp = /[^\n]\n\n[^\n]/.test(itemText) ? 1 : 0;
- return getPrefixedItem(itemText);
- });
-
- if (!chunk.selection) {
- chunk.selection = this.getString("litem");
- }
-
- var prefix = getItemPrefix();
-
- var nLinesDown = 1;
-
- chunk.after = chunk.after.replace(nextItemsRegex,
- function (itemText) {
- nLinesDown = /[^\n]\n\n[^\n]/.test(itemText) ? 1 : 0;
- return getPrefixedItem(itemText);
- });
-
- chunk.trimWhitespace(true);
- chunk.skipLines(nLinesUp, nLinesDown, true);
- chunk.startTag = prefix;
- var spaces = prefix.replace(/./g, " ");
- this.wrap(chunk, SETTINGS.lineLength - spaces.length);
- chunk.selection = chunk.selection.replace(/\n/g, "\n" + spaces);
-
- };
-
- commandProto.doHeading = function (chunk, postProcessing) {
-
- // Remove leading/trailing whitespace and reduce internal spaces to single spaces.
- chunk.selection = chunk.selection.replace(/\s+/g, " ");
- chunk.selection = chunk.selection.replace(/(^\s+|\s+$)/g, "");
-
- // If we clicked the button with no selected text, we just
- // make a level 2 hash header around some default text.
- if (!chunk.selection) {
- chunk.startTag = "## ";
- chunk.selection = this.getString("headingexample");
- chunk.endTag = " ##";
- return;
- }
-
- var headerLevel = 0; // The existing header level of the selected text.
-
- // Remove any existing hash heading markdown and save the header level.
- chunk.findTags(/#+[ ]*/, /[ ]*#+/);
- if (/#+/.test(chunk.startTag)) {
- headerLevel = re.lastMatch.length;
- }
- chunk.startTag = chunk.endTag = "";
-
- // Try to get the current header level by looking for - and = in the line
- // below the selection.
- chunk.findTags(null, /\s?(-+|=+)/);
- if (/=+/.test(chunk.endTag)) {
- headerLevel = 1;
- }
- if (/-+/.test(chunk.endTag)) {
- headerLevel = 2;
- }
-
- // Skip to the next line so we can create the header markdown.
- chunk.startTag = chunk.endTag = "";
- chunk.skipLines(1, 1);
-
- // We make a level 2 header if there is no current header.
- // If there is a header level, we substract one from the header level.
- // If it's already a level 1 header, it's removed.
- var headerLevelToCreate = headerLevel == 0 ? 2 : headerLevel - 1;
-
- if (headerLevelToCreate > 0) {
-
- // The button only creates level 1 and 2 underline headers.
- // Why not have it iterate over hash header levels? Wouldn't that be easier and cleaner?
- var headerChar = headerLevelToCreate >= 2 ? "-" : "=";
- var len = chunk.selection.length;
- if (len > SETTINGS.lineLength) {
- len = SETTINGS.lineLength;
- }
- chunk.endTag = "\n";
- while (len--) {
- chunk.endTag += headerChar;
- }
- }
- };
-
- commandProto.doHorizontalRule = function (chunk, postProcessing) {
- chunk.startTag = "----------\n";
- chunk.selection = "";
- chunk.skipLines(2, 1, true);
- }
-
-
-})();
+// needs Markdown.Converter.js at the moment
+
+(function () {
+
+ var util = {},
+ position = {},
+ ui = {},
+ doc = window.document,
+ re = window.RegExp,
+ nav = window.navigator,
+ SETTINGS = { lineLength: 72 },
+
+ // Used to work around some browser bugs where we can't use feature testing.
+ uaSniffed = {
+ isIE: /msie/.test(nav.userAgent.toLowerCase()),
+ isIE_5or6: /msie 6/.test(nav.userAgent.toLowerCase()) || /msie 5/.test(nav.userAgent.toLowerCase()),
+ isOpera: /opera/.test(nav.userAgent.toLowerCase())
+ };
+
+ var defaultsStrings = {
+ bold: getMsg("Strong") + ' Ctrl/Cmd+B',
+ boldexample: getMsg("strong text"),
+
+ italic: getMsg("Emphasis") + ' Ctrl/Cmd+I',
+ italicexample: getMsg("emphasized text"),
+
+ link: getMsg("Hyperlink") + ' Ctrl/Cmd+L',
+ linkdescription: getMsg("enter link description here"),
+ linkdialog: " Ctrl/Cmd+Q',
+ quoteexample: getMsg("Blockquote"),
+
+ code: getMsg("Code Sample") + '
Ctrl/Cmd+K',
+ codeexample: getMsg("enter code here"),
+
+ image: getMsg("Image") + ' Ctrl/Cmd+G',
+ imagedescription: getMsg("enter image description here"),
+ imagedialog: "
Need free image hosting? Ctrl/Cmd+O',
+ ulist: getMsg("Bulleted List") +'
Ctrl/Cmd+U',
+ litem: getMsg("List item"),
+
+ heading: getMsg("Heading") + '
/
Ctrl/Cmd+H',
+ headingexample: getMsg("Heading"),
+
+ hr: getMsg("Horizontal Rule") + '
Ctrl/Cmd+R',
+
+ undo: getMsg("Undo") + ' - Ctrl/Cmd+Z',
+ redo: getMsg("Redo") + ' - Ctrl/Cmd+Y',
+
+ help: "Markdown Editing Help"
+ };
+
+ // -------------------------------------------------------------------
+ // YOUR CHANGES GO HERE
+ //
+ // I've tried to localize the things you are likely to change to
+ // this area.
+ // -------------------------------------------------------------------
+
+ // The default text that appears in the dialog input box when entering
+ // links.
+ var imageDefaultText = "http://";
+ var linkDefaultText = "http://";
+
+ // -------------------------------------------------------------------
+ // END OF YOUR CHANGES
+ // -------------------------------------------------------------------
+
+ // options, if given, can have the following properties:
+ // options.helpButton = { handler: yourEventHandler }
+ // options.strings = { italicexample: "slanted text" }
+ // `yourEventHandler` is the click handler for the help button.
+ // If `options.helpButton` isn't given, not help button is created.
+ // `options.strings` can have any or all of the same properties as
+ // `defaultStrings` above, so you can just override some string displayed
+ // to the user on a case-by-case basis, or translate all strings to
+ // a different language.
+ //
+ // For backwards compatibility reasons, the `options` argument can also
+ // be just the `helpButton` object, and `strings.help` can also be set via
+ // `helpButton.title`. This should be considered legacy.
+ //
+ // The constructed editor object has the methods:
+ // - getConverter() returns the markdown converter object that was passed to the constructor
+ // - run() actually starts the editor; should be called after all necessary plugins are registered. Calling this more than once is a no-op.
+ // - refreshPreview() forces the preview to be updated. This method is only available after run() was called.
+ Markdown.Editor = function (markdownConverter, idPostfix, options) {
+
+ options = options || {};
+
+ if (typeof options.handler === "function") { //backwards compatible behavior
+ options = { helpButton: options };
+ }
+ options.strings = options.strings || {};
+ if (options.helpButton) {
+ options.strings.help = options.strings.help || options.helpButton.title;
+ }
+ var getString = function (identifier) { return options.strings[identifier] || defaultsStrings[identifier]; }
+
+ idPostfix = idPostfix || "";
+
+ var hooks = this.hooks = new Markdown.HookCollection();
+ hooks.addNoop("onPreviewRefresh"); // called with no arguments after the preview has been refreshed
+ hooks.addNoop("postBlockquoteCreation"); // called with the user's selection *after* the blockquote was created; should return the actual to-be-inserted text
+ hooks.addFalse("insertImageDialog"); /* called with one parameter: a callback to be called with the URL of the image. If the application creates
+ * its own image insertion dialog, this hook should return true, and the callback should be called with the chosen
+ * image url (or null if the user cancelled). If this hook returns false, the default dialog will be used.
+ */
+ hooks.addFalse("insertLinkDialog");
+
+ this.getConverter = function () { return markdownConverter; }
+
+ var that = this,
+ panels;
+
+ var undoManager;
+ this.run = function () {
+ if (panels)
+ return; // already initialized
+
+ panels = new PanelCollection(idPostfix);
+ var commandManager = new CommandManager(hooks, getString);
+ var previewManager = new PreviewManager(markdownConverter, panels, function () { hooks.onPreviewRefresh(); });
+ var uiManager;
+
+ if(options.undoManager) {
+ undoManager = options.undoManager;
+ undoManager.onButtonStateChange = function() {
+ uiManager.setUndoRedoButtonStates();
+ };
+ if (uiManager) // not available on the first call
+ uiManager.setUndoRedoButtonStates();
+ }
+ else if (!/\?noundo/.test(doc.location.href)) {
+ undoManager = new UndoManager(function () {
+ previewManager.refresh();
+ if (uiManager) // not available on the first call
+ uiManager.setUndoRedoButtonStates();
+ }, panels);
+ this.textOperation = function (f) {
+ undoManager.setCommandMode();
+ f();
+ that.refreshPreview();
+ }
+ }
+
+ uiManager = new UIManager(idPostfix, panels, undoManager, previewManager, commandManager, options.helpButton, getString);
+ uiManager.setUndoRedoButtonStates();
+
+ var forceRefresh = that.refreshPreview = function () { previewManager.refresh(true); };
+
+ //Not necessary
+ //forceRefresh();
+ that.undoManager = undoManager;
+ that.uiManager = uiManager;
+ };
+
+ }
+
+ // before: contains all the text in the input box BEFORE the selection.
+ // after: contains all the text in the input box AFTER the selection.
+ function Chunks() { }
+
+ // startRegex: a regular expression to find the start tag
+ // endRegex: a regular expresssion to find the end tag
+ Chunks.prototype.findTags = function (startRegex, endRegex) {
+
+ var chunkObj = this;
+ var regex;
+
+ if (startRegex) {
+
+ regex = util.extendRegExp(startRegex, "", "$");
+
+ this.before = this.before.replace(regex,
+ function (match) {
+ chunkObj.startTag = chunkObj.startTag + match;
+ return "";
+ });
+
+ regex = util.extendRegExp(startRegex, "^", "");
+
+ this.selection = this.selection.replace(regex,
+ function (match) {
+ chunkObj.startTag = chunkObj.startTag + match;
+ return "";
+ });
+ }
+
+ if (endRegex) {
+
+ regex = util.extendRegExp(endRegex, "", "$");
+
+ this.selection = this.selection.replace(regex,
+ function (match) {
+ chunkObj.endTag = match + chunkObj.endTag;
+ return "";
+ });
+
+ regex = util.extendRegExp(endRegex, "^", "");
+
+ this.after = this.after.replace(regex,
+ function (match) {
+ chunkObj.endTag = match + chunkObj.endTag;
+ return "";
+ });
+ }
+ };
+
+ // If remove is false, the whitespace is transferred
+ // to the before/after regions.
+ //
+ // If remove is true, the whitespace disappears.
+ Chunks.prototype.trimWhitespace = function (remove) {
+ var beforeReplacer, afterReplacer, that = this;
+ if (remove) {
+ beforeReplacer = afterReplacer = "";
+ } else {
+ beforeReplacer = function (s) { that.before += s; return ""; }
+ afterReplacer = function (s) { that.after = s + that.after; return ""; }
+ }
+
+ this.selection = this.selection.replace(/^(\s*)/, beforeReplacer).replace(/(\s*)$/, afterReplacer);
+ };
+
+
+ Chunks.prototype.skipLines = function (nLinesBefore, nLinesAfter, findExtraNewlines) {
+
+ if (nLinesBefore === undefined) {
+ nLinesBefore = 1;
+ }
+
+ if (nLinesAfter === undefined) {
+ nLinesAfter = 1;
+ }
+
+ nLinesBefore++;
+ nLinesAfter++;
+
+ var regexText;
+ var replacementText;
+
+ // chrome bug ... documented at: http://meta.stackoverflow.com/questions/63307/blockquote-glitch-in-editor-in-chrome-6-and-7/65985#65985
+ if (navigator.userAgent.match(/Chrome/)) {
+ "X".match(/()./);
+ }
+
+ this.selection = this.selection.replace(/(^\n*)/, "");
+
+ this.startTag = this.startTag + re.$1;
+
+ this.selection = this.selection.replace(/(\n*$)/, "");
+ this.endTag = this.endTag + re.$1;
+ this.startTag = this.startTag.replace(/(^\n*)/, "");
+ this.before = this.before + re.$1;
+ this.endTag = this.endTag.replace(/(\n*$)/, "");
+ this.after = this.after + re.$1;
+
+ if (this.before) {
+
+ regexText = replacementText = "";
+
+ while (nLinesBefore--) {
+ regexText += "\\n?";
+ replacementText += "\n";
+ }
+
+ if (findExtraNewlines) {
+ regexText = "\\n*";
+ }
+ this.before = this.before.replace(new re(regexText + "$", ""), replacementText);
+ }
+
+ if (this.after) {
+
+ regexText = replacementText = "";
+
+ while (nLinesAfter--) {
+ regexText += "\\n?";
+ replacementText += "\n";
+ }
+ if (findExtraNewlines) {
+ regexText = "\\n*";
+ }
+
+ this.after = this.after.replace(new re(regexText, ""), replacementText);
+ }
+ };
+
+ // end of Chunks
+
+ // A collection of the important regions on the page.
+ // Cached so we don't have to keep traversing the DOM.
+ // Also holds ieCachedRange and ieCachedScrollTop, where necessary; working around
+ // this issue:
+ // Internet explorer has problems with CSS sprite buttons that use HTML
+ // lists. When you click on the background image "button", IE will
+ // select the non-existent link text and discard the selection in the
+ // textarea. The solution to this is to cache the textarea selection
+ // on the button's mousedown event and set a flag. In the part of the
+ // code where we need to grab the selection, we check for the flag
+ // and, if it's set, use the cached area instead of querying the
+ // textarea.
+ //
+ // This ONLY affects Internet Explorer (tested on versions 6, 7
+ // and 8) and ONLY on button clicks. Keyboard shortcuts work
+ // normally since the focus never leaves the textarea.
+ function PanelCollection(postfix) {
+ this.buttonBar = doc.getElementById("wmd-button-bar" + postfix);
+ this.preview = doc.getElementById("wmd-preview" + postfix);
+ this.input = doc.getElementById("wmd-input" + postfix);
+ };
+
+ // Returns true if the DOM element is visible, false if it's hidden.
+ // Checks if display is anything other than none.
+ util.isVisible = function (elem) {
+
+ if (window.getComputedStyle) {
+ // Most browsers
+ return window.getComputedStyle(elem, null).getPropertyValue("display") !== "none";
+ }
+ else if (elem.currentStyle) {
+ // IE
+ return elem.currentStyle["display"] !== "none";
+ }
+ };
+
+
+ // Adds a listener callback to a DOM element which is fired on a specified
+ // event.
+ util.addEvent = function (elem, event, listener) {
+ if (elem.attachEvent) {
+ // IE only. The "on" is mandatory.
+ elem.attachEvent("on" + event, listener);
+ }
+ else {
+ // Other browsers.
+ elem.addEventListener(event, listener, false);
+ }
+ };
+
+
+ // Removes a listener callback from a DOM element which is fired on a specified
+ // event.
+ util.removeEvent = function (elem, event, listener) {
+ if (elem.detachEvent) {
+ // IE only. The "on" is mandatory.
+ elem.detachEvent("on" + event, listener);
+ }
+ else {
+ // Other browsers.
+ elem.removeEventListener(event, listener, false);
+ }
+ };
+
+ // Converts \r\n and \r to \n.
+ util.fixEolChars = function (text) {
+ text = text.replace(/\r\n/g, "\n");
+ text = text.replace(/\r/g, "\n");
+ return text;
+ };
+
+ // Extends a regular expression. Returns a new RegExp
+ // using pre + regex + post as the expression.
+ // Used in a few functions where we have a base
+ // expression and we want to pre- or append some
+ // conditions to it (e.g. adding "$" to the end).
+ // The flags are unchanged.
+ //
+ // regex is a RegExp, pre and post are strings.
+ util.extendRegExp = function (regex, pre, post) {
+
+ if (pre === null || pre === undefined) {
+ pre = "";
+ }
+ if (post === null || post === undefined) {
+ post = "";
+ }
+
+ var pattern = regex.toString();
+ var flags;
+
+ // Replace the flags with empty space and store them.
+ pattern = pattern.replace(/\/([gim]*)$/, function (wholeMatch, flagsPart) {
+ flags = flagsPart;
+ return "";
+ });
+
+ // Remove the slash delimiters on the regular expression.
+ pattern = pattern.replace(/(^\/|\/$)/g, "");
+ pattern = pre + pattern + post;
+
+ return new re(pattern, flags);
+ }
+
+ // UNFINISHED
+ // The assignment in the while loop makes jslint cranky.
+ // I'll change it to a better loop later.
+ position.getTop = function (elem, isInner) {
+ var result = elem.offsetTop;
+ if (!isInner) {
+ while (elem = elem.offsetParent) {
+ result += elem.offsetTop;
+ }
+ }
+ return result;
+ };
+
+ position.getHeight = function (elem) {
+ return elem.offsetHeight || elem.scrollHeight;
+ };
+
+ position.getWidth = function (elem) {
+ return elem.offsetWidth || elem.scrollWidth;
+ };
+
+ position.getPageSize = function () {
+
+ var scrollWidth, scrollHeight;
+ var innerWidth, innerHeight;
+
+ // It's not very clear which blocks work with which browsers.
+ if (self.innerHeight && self.scrollMaxY) {
+ scrollWidth = doc.body.scrollWidth;
+ scrollHeight = self.innerHeight + self.scrollMaxY;
+ }
+ else if (doc.body.scrollHeight > doc.body.offsetHeight) {
+ scrollWidth = doc.body.scrollWidth;
+ scrollHeight = doc.body.scrollHeight;
+ }
+ else {
+ scrollWidth = doc.body.offsetWidth;
+ scrollHeight = doc.body.offsetHeight;
+ }
+
+ if (self.innerHeight) {
+ // Non-IE browser
+ innerWidth = self.innerWidth;
+ innerHeight = self.innerHeight;
+ }
+ else if (doc.documentElement && doc.documentElement.clientHeight) {
+ // Some versions of IE (IE 6 w/ a DOCTYPE declaration)
+ innerWidth = doc.documentElement.clientWidth;
+ innerHeight = doc.documentElement.clientHeight;
+ }
+ else if (doc.body) {
+ // Other versions of IE
+ innerWidth = doc.body.clientWidth;
+ innerHeight = doc.body.clientHeight;
+ }
+
+ var maxWidth = Math.max(scrollWidth, innerWidth);
+ var maxHeight = Math.max(scrollHeight, innerHeight);
+ return [maxWidth, maxHeight, innerWidth, innerHeight];
+ };
+
+ // Handles pushing and popping TextareaStates for undo/redo commands.
+ // I should rename the stack variables to list.
+ function UndoManager(callback, panels) {
+
+ var undoObj = this;
+ var undoStack = []; // A stack of undo states
+ var stackPtr = 0; // The index of the current state
+ var mode = "none";
+ var lastState; // The last state
+ var timer; // The setTimeout handle for cancelling the timer
+ var inputStateObj;
+
+ // Set the mode for later logic steps.
+ var setMode = function (newMode, noSave) {
+ if (mode != newMode) {
+ mode = newMode;
+ if (!noSave) {
+ saveState();
+ }
+ }
+
+ if (!uaSniffed.isIE || mode != "moving") {
+ timer = setTimeout(refreshState, 1);
+ }
+ else {
+ inputStateObj = null;
+ }
+ };
+
+ var refreshState = function (isInitialState) {
+ inputStateObj = new TextareaState(panels, isInitialState);
+ timer = undefined;
+ };
+
+ this.setCommandMode = function () {
+ mode = "command";
+ saveState();
+ timer = setTimeout(refreshState, 0);
+ };
+
+ this.canUndo = function () {
+ return stackPtr > 1;
+ };
+
+ this.canRedo = function () {
+ if (undoStack[stackPtr + 1]) {
+ return true;
+ }
+ return false;
+ };
+
+ // Removes the last state and restores it.
+ this.undo = function () {
+
+ if (undoObj.canUndo()) {
+ if (lastState) {
+ // What about setting state -1 to null or checking for undefined?
+ lastState.restore();
+ lastState = null;
+ }
+ else {
+ undoStack[stackPtr] = new TextareaState(panels);
+ undoStack[--stackPtr].restore();
+
+ if (callback) {
+ callback();
+ }
+ }
+ }
+
+ mode = "none";
+ panels.input.focus();
+ refreshState();
+ };
+
+ // Redo an action.
+ this.redo = function () {
+
+ if (undoObj.canRedo()) {
+
+ undoStack[++stackPtr].restore();
+
+ if (callback) {
+ callback();
+ }
+ }
+
+ mode = "none";
+ panels.input.focus();
+ refreshState();
+ };
+
+ // Push the input area state to the stack.
+ var saveState = function () {
+ var currState = inputStateObj || new TextareaState(panels);
+
+ if (!currState) {
+ return false;
+ }
+ if (mode == "moving") {
+ if (!lastState) {
+ lastState = currState;
+ }
+ return;
+ }
+ if (lastState) {
+ if (undoStack[stackPtr - 1].text != lastState.text) {
+ undoStack[stackPtr++] = lastState;
+ }
+ lastState = null;
+ }
+ undoStack[stackPtr++] = currState;
+ undoStack[stackPtr + 1] = null;
+ if (callback) {
+ callback();
+ }
+ };
+
+ var handleCtrlYZ = function (event) {
+
+ var handled = false;
+
+ if ((event.ctrlKey || event.metaKey) && !event.altKey) {
+
+ // IE and Opera do not support charCode.
+ var keyCode = event.charCode || event.keyCode;
+ var keyCodeChar = String.fromCharCode(keyCode);
+
+ switch (keyCodeChar.toLowerCase()) {
+
+ case "y":
+ undoObj.redo();
+ handled = true;
+ break;
+
+ case "z":
+ if (!event.shiftKey) {
+ undoObj.undo();
+ }
+ else {
+ undoObj.redo();
+ }
+ handled = true;
+ break;
+ }
+ }
+
+ if (handled) {
+ if (event.preventDefault) {
+ event.preventDefault();
+ }
+ if (window.event) {
+ window.event.returnValue = false;
+ }
+ return;
+ }
+ };
+
+ // Set the mode depending on what is going on in the input area.
+ var handleModeChange = function (event) {
+
+ if (!event.ctrlKey && !event.metaKey) {
+
+ var keyCode = event.keyCode;
+
+ if ((keyCode >= 33 && keyCode <= 40) || (keyCode >= 63232 && keyCode <= 63235)) {
+ // 33 - 40: page up/dn and arrow keys
+ // 63232 - 63235: page up/dn and arrow keys on safari
+ setMode("moving");
+ }
+ else if (keyCode == 8 || keyCode == 46 || keyCode == 127) {
+ // 8: backspace
+ // 46: delete
+ // 127: delete
+ setMode("deleting");
+ }
+ else if (keyCode == 13) {
+ // 13: Enter
+ setMode("newlines");
+ }
+ else if (keyCode == 27) {
+ // 27: escape
+ setMode("escape");
+ }
+ else if ((keyCode < 16 || keyCode > 20) && keyCode != 91) {
+ // 16-20 are shift, etc.
+ // 91: left window key
+ // I think this might be a little messed up since there are
+ // a lot of nonprinting keys above 20.
+ setMode("typing");
+ }
+ }
+ };
+
+ var setEventHandlers = function () {
+ util.addEvent(panels.input, "keypress", function (event) {
+ // keyCode 89: y
+ // keyCode 90: z
+ if ((event.ctrlKey || event.metaKey) && !event.altKey && (event.keyCode == 89 || event.keyCode == 90)) {
+ event.preventDefault();
+ }
+ });
+
+ var handlePaste = function () {
+ if (uaSniffed.isIE || (inputStateObj && inputStateObj.text != panels.input.value)) {
+ if (timer == undefined) {
+ mode = "paste";
+ saveState();
+ refreshState();
+ }
+ }
+ };
+
+ //util.addEvent(panels.input, "keydown", handleCtrlYZ);
+ util.addEvent(panels.input, "keydown", handleModeChange);
+ util.addEvent(panels.input, "mousedown", function () {
+ setMode("moving");
+ });
+
+ panels.input.onpaste = handlePaste;
+ panels.input.ondrop = handlePaste;
+ };
+
+ var init = function () {
+ setEventHandlers();
+ refreshState(true);
+ //Not necessary
+ //saveState();
+ };
+
+ this.reinit = function(content, start, end, scrollTop) {
+ undoStack = [];
+ stackPtr = 0;
+ mode = "none";
+ lastState = undefined;
+ timer = undefined;
+ refreshState();
+ inputStateObj.text = content;
+ inputStateObj.start = start;
+ inputStateObj.end = end;
+ inputStateObj.scrollTop = scrollTop;
+ inputStateObj.setInputAreaSelection();
+ saveState();
+ };
+ this.setMode = setMode;
+
+ init();
+ }
+
+ // end of UndoManager
+
+ // The input textarea state/contents.
+ // This is used to implement undo/redo by the undo manager.
+ function TextareaState(panels, isInitialState) {
+
+ // Aliases
+ var stateObj = this;
+ var inputArea = panels.input;
+ this.init = function () {
+ if (!util.isVisible(inputArea)) {
+ return;
+ }
+
+ this.setInputAreaSelectionStartEnd();
+ this.scrollTop = inputArea.scrollTop;
+ if (!this.text && inputArea.selectionStart || inputArea.selectionStart === 0) {
+ this.text = inputArea.value;
+ }
+
+ }
+
+ // Sets the selected text in the input box after we've performed an
+ // operation.
+ this.setInputAreaSelection = function () {
+
+ if (!util.isVisible(inputArea)) {
+ return;
+ }
+
+ //if (inputArea.selectionStart !== undefined && !uaSniffed.isOpera) {
+
+ inputArea.focus();
+ inputArea.selectionStart = stateObj.start;
+ inputArea.selectionEnd = stateObj.end;
+ /*
+ inputArea.scrollTop = stateObj.scrollTop;
+
+ }
+ else if (doc.selection) {
+
+ inputArea.focus();
+ var range = inputArea.createTextRange();
+ range.moveStart("character", -inputArea.value.length);
+ range.moveEnd("character", -inputArea.value.length);
+ range.moveEnd("character", stateObj.end);
+ range.moveStart("character", stateObj.start);
+ range.select();
+ }
+ */
+ };
+
+ this.setInputAreaSelectionStartEnd = function () {
+
+ //if (!panels.ieCachedRange && (inputArea.selectionStart || inputArea.selectionStart === 0)) {
+
+ stateObj.start = inputArea.selectionStart;
+ stateObj.end = inputArea.selectionEnd;
+ /*
+ }
+ else if (doc.selection) {
+
+ stateObj.text = util.fixEolChars(inputArea.value);
+
+ // IE loses the selection in the textarea when buttons are
+ // clicked. On IE we cache the selection. Here, if something is cached,
+ // we take it.
+ var range = panels.ieCachedRange || doc.selection.createRange();
+
+ var fixedRange = util.fixEolChars(range.text);
+ var marker = "\x07";
+ var markedRange = marker + fixedRange + marker;
+ range.text = markedRange;
+ var inputText = util.fixEolChars(inputArea.value);
+
+ range.moveStart("character", -markedRange.length);
+ range.text = fixedRange;
+
+ stateObj.start = inputText.indexOf(marker);
+ stateObj.end = inputText.lastIndexOf(marker) - marker.length;
+
+ var len = stateObj.text.length - util.fixEolChars(inputArea.value).length;
+
+ if (len) {
+ range.moveStart("character", -fixedRange.length);
+ while (len--) {
+ fixedRange += "\n";
+ stateObj.end += 1;
+ }
+ range.text = fixedRange;
+ }
+
+ if (panels.ieCachedRange)
+ stateObj.scrollTop = panels.ieCachedScrollTop; // this is set alongside with ieCachedRange
+
+ panels.ieCachedRange = null;
+
+ this.setInputAreaSelection();
+ }
+ */
+ };
+
+ // Restore this state into the input area.
+ this.restore = function () {
+
+ if (stateObj.text != undefined && stateObj.text != inputArea.value) {
+ inputArea.value = stateObj.text;
+ }
+ this.setInputAreaSelection();
+ /*
+ setTimeout(function() {
+ inputArea.scrollTop = stateObj.scrollTop;
+ }, 0);
+ */
+ };
+
+ // Gets a collection of HTML chunks from the inptut textarea.
+ this.getChunks = function () {
+
+ var chunk = new Chunks();
+ chunk.before = util.fixEolChars(stateObj.text.substring(0, stateObj.start));
+ chunk.startTag = "";
+ chunk.selection = util.fixEolChars(stateObj.text.substring(stateObj.start, stateObj.end));
+ chunk.endTag = "";
+ chunk.after = util.fixEolChars(stateObj.text.substring(stateObj.end));
+ chunk.scrollTop = stateObj.scrollTop;
+
+ return chunk;
+ };
+
+ // Sets the TextareaState properties given a chunk of markdown.
+ this.setChunks = function (chunk) {
+
+ chunk.before = chunk.before + chunk.startTag;
+ chunk.after = chunk.endTag + chunk.after;
+
+ this.start = chunk.before.length;
+ this.end = chunk.before.length + chunk.selection.length;
+ this.text = chunk.before + chunk.selection + chunk.after;
+ this.scrollTop = chunk.scrollTop;
+ };
+ this.init();
+ };
+
+ function PreviewManager(converter, panels, previewRefreshCallback) {
+
+ var managerObj = this;
+ var timeout;
+ var elapsedTime;
+ var oldInputText;
+ var maxDelay = 3000;
+ var startType = "manual"; // The other legal value is "manual"
+
+ // Adds event listeners to elements
+ var setupEvents = function (inputElem, listener) {
+
+ util.addEvent(inputElem, "input", listener);
+ inputElem.onpaste = listener;
+ inputElem.ondrop = listener;
+
+ util.addEvent(inputElem, "keypress", listener);
+ util.addEvent(inputElem, "keydown", listener);
+ };
+
+ var getDocScrollTop = function () {
+
+ var result = 0;
+
+ if (window.innerHeight) {
+ result = window.pageYOffset;
+ }
+ else
+ if (doc.documentElement && doc.documentElement.scrollTop) {
+ result = doc.documentElement.scrollTop;
+ }
+ else
+ if (doc.body) {
+ result = doc.body.scrollTop;
+ }
+
+ return result;
+ };
+
+ var makePreviewHtml = function () {
+
+ // If there is no registered preview panel
+ // there is nothing to do.
+ if (!panels.preview)
+ return;
+
+
+ var text = panels.input.value;
+ if (text && text == oldInputText) {
+ return; // Input text hasn't changed.
+ }
+ else {
+ oldInputText = text;
+ }
+
+ var prevTime = new Date().getTime();
+
+ text = converter.makeHtml(text);
+
+ // Calculate the processing time of the HTML creation.
+ // It's used as the delay time in the event listener.
+ var currTime = new Date().getTime();
+ elapsedTime = currTime - prevTime;
+
+ pushPreviewHtml(text);
+ };
+
+ // setTimeout is already used. Used as an event listener.
+ var applyTimeout = function () {
+
+ if (timeout) {
+ clearTimeout(timeout);
+ timeout = undefined;
+ }
+
+ if (startType !== "manual") {
+
+ var delay = 0;
+
+ if (startType === "delayed") {
+ delay = elapsedTime;
+ }
+
+ if (delay > maxDelay) {
+ delay = maxDelay;
+ }
+ timeout = setTimeout(makePreviewHtml, delay);
+ }
+ };
+
+ var getScaleFactor = function (panel) {
+ if (panel.scrollHeight <= panel.clientHeight) {
+ return 1;
+ }
+ return panel.scrollTop / (panel.scrollHeight - panel.clientHeight);
+ };
+
+ var setPanelScrollTops = function () {
+ if (panels.preview) {
+ panels.preview.scrollTop = (panels.preview.scrollHeight - panels.preview.clientHeight) * getScaleFactor(panels.preview);
+ }
+ };
+
+ this.refresh = function (requiresRefresh) {
+
+ if (requiresRefresh) {
+ oldInputText = "";
+ makePreviewHtml();
+ }
+ else {
+ applyTimeout();
+ }
+ };
+
+ this.processingTime = function () {
+ return elapsedTime;
+ };
+
+ var isFirstTimeFilled = true;
+
+ // IE doesn't let you use innerHTML if the element is contained somewhere in a table
+ // (which is the case for inline editing) -- in that case, detach the element, set the
+ // value, and reattach. Yes, that *is* ridiculous.
+ var ieSafePreviewSet = function (text) {
+ var preview = panels.preview;
+ var parent = preview.parentNode;
+ var sibling = preview.nextSibling;
+ parent.removeChild(preview);
+ preview.innerHTML = text;
+ if (!sibling)
+ parent.appendChild(preview);
+ else
+ parent.insertBefore(preview, sibling);
+ }
+
+ var nonSuckyBrowserPreviewSet = function (text) {
+ panels.preview.innerHTML = text;
+ }
+
+ var previewSetter;
+
+ var previewSet = function (text) {
+ if (previewSetter)
+ return previewSetter(text);
+
+ try {
+ nonSuckyBrowserPreviewSet(text);
+ previewSetter = nonSuckyBrowserPreviewSet;
+ } catch (e) {
+ previewSetter = ieSafePreviewSet;
+ previewSetter(text);
+ }
+ };
+
+ var pushPreviewHtml = function (text) {
+
+ //var emptyTop = position.getTop(panels.input) - getDocScrollTop();
+
+ if (panels.preview) {
+ previewSet(text);
+ previewRefreshCallback();
+ }
+ /*
+
+ setPanelScrollTops();
+
+ if (isFirstTimeFilled) {
+ isFirstTimeFilled = false;
+ return;
+ }
+
+ var fullTop = position.getTop(panels.input) - getDocScrollTop();
+
+ if (uaSniffed.isIE) {
+ setTimeout(function () {
+ window.scrollBy(0, fullTop - emptyTop);
+ }, 0);
+ }
+ else {
+ window.scrollBy(0, fullTop - emptyTop);
+ }
+ */
+ };
+
+ var init = function () {
+
+ setupEvents(panels.input, applyTimeout);
+ //Not necessary
+ //makePreviewHtml();
+
+ if (panels.preview) {
+ panels.preview.scrollTop = 0;
+ }
+ };
+
+ init();
+ };
+
+ // Creates the background behind the hyperlink text entry box.
+ // And download dialog
+ // Most of this has been moved to CSS but the div creation and
+ // browser-specific hacks remain here.
+ ui.createBackground = function () {
+
+ var background = doc.createElement("div"),
+ style = background.style;
+
+ background.className = "wmd-prompt-background";
+
+ style.position = "absolute";
+ style.top = "0";
+
+ style.zIndex = "1000";
+
+ if (uaSniffed.isIE) {
+ style.filter = "alpha(opacity=50)";
+ }
+ else {
+ style.opacity = "0.5";
+ }
+
+ var pageSize = position.getPageSize();
+ style.height = pageSize[1] + "px";
+
+ if (uaSniffed.isIE) {
+ style.left = doc.documentElement.scrollLeft;
+ style.width = doc.documentElement.clientWidth;
+ }
+ else {
+ style.left = "0";
+ style.width = "100%";
+ }
+
+ doc.body.appendChild(background);
+ return background;
+ };
+
+ // This simulates a modal dialog box and asks for the URL when you
+ // click the hyperlink or image buttons.
+ //
+ // text: The html for the input box.
+ // defaultInputText: The default value that appears in the input box.
+ // callback: The function which is executed when the prompt is dismissed, either via OK or Cancel.
+ // It receives a single argument; either the entered text (if OK was chosen) or null (if Cancel
+ // was chosen).
+ ui.prompt = function (text, defaultInputText, callback) {
+
+ // These variables need to be declared at this level since they are used
+ // in multiple functions.
+ var dialog; // The dialog box.
+ var input; // The text box where you enter the hyperlink.
+
+
+ if (defaultInputText === undefined) {
+ defaultInputText = "";
+ }
+
+ // Used as a keydown event handler. Esc dismisses the prompt.
+ // Key code 27 is ESC.
+ var checkEscape = function (key) {
+ var code = (key.charCode || key.keyCode);
+ if (code === 27) {
+ close(true);
+ }
+ };
+
+ // Dismisses the hyperlink input box.
+ // isCancel is true if we don't care about the input text.
+ // isCancel is false if we are going to keep the text.
+ var close = function (isCancel) {
+ util.removeEvent(doc.body, "keydown", checkEscape);
+ var text = input.value;
+
+ if (isCancel) {
+ text = null;
+ }
+ else {
+ // Fixes common pasting errors.
+ text = text.replace(/^http:\/\/(https?|ftp):\/\//, '$1://');
+ if (!/^(?:https?|ftp):\/\//.test(text))
+ text = 'http://' + text;
+ }
+
+ dialog.parentNode.removeChild(dialog);
+
+ callback(text);
+ return false;
+ };
+
+
+
+ // Create the text input box form/window.
+ var createDialog = function () {
+
+ // The main dialog box.
+ dialog = doc.createElement("div");
+ dialog.className = "wmd-prompt-dialog";
+ dialog.style.padding = "10px;";
+ dialog.style.position = "fixed";
+ dialog.style.width = "400px";
+ dialog.style.zIndex = "1001";
+
+ // The dialog text.
+ var question = doc.createElement("div");
+ question.innerHTML = text;
+ question.style.padding = "5px";
+ dialog.appendChild(question);
+
+ // The web form container for the text box and buttons.
+ var form = doc.createElement("form"),
+ style = form.style;
+ form.onsubmit = function () { return close(false); };
+ style.padding = "0";
+ style.margin = "0";
+ style.cssFloat = "left";
+ style.width = "100%";
+ style.textAlign = "center";
+ style.position = "relative";
+ dialog.appendChild(form);
+
+ // The input text box
+ input = doc.createElement("input");
+ input.type = "text";
+ input.value = defaultInputText;
+ style = input.style;
+ style.display = "block";
+ style.width = "80%";
+ style.marginLeft = style.marginRight = "auto";
+ form.appendChild(input);
+
+ // The ok button
+ var okButton = doc.createElement("input");
+ okButton.type = "button";
+ okButton.onclick = function () { return close(false); };
+ okButton.value = "OK";
+ style = okButton.style;
+ style.margin = "10px";
+ style.display = "inline";
+ style.width = "7em";
+
+
+ // The cancel button
+ var cancelButton = doc.createElement("input");
+ cancelButton.type = "button";
+ cancelButton.onclick = function () { return close(true); };
+ cancelButton.value = "Cancel";
+ style = cancelButton.style;
+ style.margin = "10px";
+ style.display = "inline";
+ style.width = "7em";
+
+ form.appendChild(okButton);
+ form.appendChild(cancelButton);
+
+ util.addEvent(doc.body, "keydown", checkEscape);
+ dialog.style.top = "50%";
+ dialog.style.left = "50%";
+ dialog.style.display = "block";
+ if (uaSniffed.isIE_5or6) {
+ dialog.style.position = "absolute";
+ dialog.style.top = doc.documentElement.scrollTop + 200 + "px";
+ dialog.style.left = "50%";
+ }
+ doc.body.appendChild(dialog);
+
+ // This has to be done AFTER adding the dialog to the form if you
+ // want it to be centered.
+ dialog.style.marginTop = -(position.getHeight(dialog) / 2) + "px";
+ dialog.style.marginLeft = -(position.getWidth(dialog) / 2) + "px";
+
+ };
+
+ // Why is this in a zero-length timeout?
+ // Is it working around a browser bug?
+ setTimeout(function () {
+
+ createDialog();
+
+ var defTextLen = defaultInputText.length;
+ if (input.selectionStart !== undefined) {
+ input.selectionStart = 0;
+ input.selectionEnd = defTextLen;
+ }
+ else if (input.createTextRange) {
+ var range = input.createTextRange();
+ range.collapse(false);
+ range.moveStart("character", -defTextLen);
+ range.moveEnd("character", defTextLen);
+ range.select();
+ }
+
+ input.focus();
+ }, 0);
+ };
+
+ function UIManager(postfix, panels, undoManager, previewManager, commandManager, helpOptions, getString) {
+
+ var inputBox = panels.input,
+ buttons = {}; // buttons.undo, buttons.link, etc. The actual DOM elements.
+
+ makeSpritedButtonRow();
+
+ var keyEvent = "keydown";
+ if (uaSniffed.isOpera) {
+ keyEvent = "keypress";
+ }
+
+ /*
+ util.addEvent(inputBox, keyEvent, function (key) {
+
+ // Check to see if we have a button key and, if so execute the callback.
+ if ((key.ctrlKey || key.metaKey) && !key.altKey) {
+
+ var keyCode = key.charCode || key.keyCode;
+ var keyCodeStr = String.fromCharCode(keyCode).toLowerCase();
+
+ switch (keyCodeStr) {
+ case "b":
+ doClick(buttons.bold);
+ break;
+ case "i":
+ doClick(buttons.italic);
+ break;
+ case "l":
+ doClick(buttons.link);
+ break;
+ case "q":
+ doClick(buttons.quote);
+ break;
+ case "k":
+ doClick(buttons.code);
+ break;
+ case "g":
+ doClick(buttons.image);
+ break;
+ case "o":
+ doClick(buttons.olist);
+ break;
+ case "u":
+ doClick(buttons.ulist);
+ break;
+ case "h":
+ doClick(buttons.heading);
+ break;
+ case "r":
+ doClick(buttons.hr);
+ break;
+ case "y":
+ doClick(buttons.redo);
+ break;
+ case "z":
+ if (key.shiftKey) {
+ doClick(buttons.redo);
+ }
+ else {
+ doClick(buttons.undo);
+ }
+ break;
+ case "v":
+ undoManager.setMode("typing");
+ return;
+ case "x":
+ undoManager.setMode("deleting");
+ return;
+ default:
+ return;
+ }
+
+
+ if (key.preventDefault) {
+ key.preventDefault();
+ }
+
+ if (window.event) {
+ window.event.returnValue = false;
+ }
+ }
+ });
+
+ // Auto-indent on shift-enter
+ util.addEvent(inputBox, "keyup", function (key) {
+ if (key.shiftKey && !key.ctrlKey && !key.metaKey) {
+ var keyCode = key.charCode || key.keyCode;
+ // Character 13 is Enter
+ if (keyCode === 13) {
+ var fakeButton = {};
+ fakeButton.textOp = bindCommand("doAutoindent");
+ doClick(fakeButton);
+ }
+ }
+ });
+
+ // special handler because IE clears the context of the textbox on ESC
+ if (uaSniffed.isIE) {
+ util.addEvent(inputBox, "keydown", function (key) {
+ var code = key.keyCode;
+ if (code === 27) {
+ return false;
+ }
+ });
+ }
+ */
+
+ // life 新添加函数
+ // life
+ // isImage 2015/3/1
+ function insertLinkLife(link, text, isImage) {
+ inputBox.focus();
+ if (undoManager) {
+ undoManager.setCommandMode();
+ }
+
+ var state = new TextareaState(panels);
+
+ if (!state) {
+ return;
+ }
+
+ var chunks = state.getChunks(); // 得到chunk
+ var fixupInputArea = function () {
+ inputBox.focus();
+
+ if (chunks) {
+ state.setChunks(chunks);
+ }
+
+ state.restore();
+ previewManager.refresh();
+ };
+
+ var a = commandProto.insertLink(chunks, fixupInputArea, link, text, isImage);
+ if(!a) fixupInputArea();
+ }
+
+ // life
+ MD.insertLink = insertLinkLife;
+
+ // Perform the button's action.
+ function doClick(button) {
+
+ inputBox.focus();
+ var linkOrImage = button.id == "wmd-link-button" || button.id == "wmd-image-button";
+
+ if (button.textOp) {
+
+ if (undoManager && !linkOrImage) {
+ undoManager.setCommandMode();
+ }
+
+ var state = new TextareaState(panels);
+
+ if (!state) {
+ return;
+ }
+
+ var chunks = state.getChunks();
+
+ // Some commands launch a "modal" prompt dialog. Javascript
+ // can't really make a modal dialog box and the WMD code
+ // will continue to execute while the dialog is displayed.
+ // This prevents the dialog pattern I'm used to and means
+ // I can't do something like this:
+ //
+ // var link = CreateLinkDialog();
+ // makeMarkdownLink(link);
+ //
+ // Instead of this straightforward method of handling a
+ // dialog I have to pass any code which would execute
+ // after the dialog is dismissed (e.g. link creation)
+ // in a function parameter.
+ //
+ // Yes this is awkward and I think it sucks, but there's
+ // no real workaround. Only the image and link code
+ // create dialogs and require the function pointers.
+ var fixupInputArea = function () {
+
+ inputBox.focus();
+
+ if (chunks) {
+ state.setChunks(chunks);
+ }
+
+ state.restore();
+ previewManager.refresh();
+ };
+
+ var noCleanup = button.textOp(chunks, fixupInputArea);
+
+ if (!noCleanup) {
+ fixupInputArea();
+ if(!linkOrImage) {
+ inputBox.adjustCursorPosition();
+ //inputBox.dispatchEvent(new Event('keydown'));
+ }
+ }
+
+ }
+
+ if (button.execute) {
+ button.execute(undoManager);
+ }
+ };
+
+ function setupButton(button, isEnabled) {
+
+ var normalYShift = "0px";
+ var disabledYShift = "-20px";
+ var highlightYShift = "-40px";
+ var image = button.getElementsByTagName("span")[0];
+ button.className = button.className.replace(/ disabled/g, "");
+ if (isEnabled) {
+ image.style.backgroundPosition = button.XShift + " " + normalYShift;
+ button.onmouseover = function () {
+ image.style.backgroundPosition = this.XShift + " " + highlightYShift;
+ };
+
+ button.onmouseout = function () {
+ image.style.backgroundPosition = this.XShift + " " + normalYShift;
+ };
+
+ // IE tries to select the background image "button" text (it's
+ // implemented in a list item) so we have to cache the selection
+ // on mousedown.
+ if (uaSniffed.isIE) {
+ button.onmousedown = function () {
+ panels.ieCachedRange = document.selection.createRange();
+ panels.ieCachedScrollTop = panels.input.scrollTop;
+ };
+ }
+
+ if (!button.isHelp) {
+ button.onclick = function () {
+ if (this.onmouseout) {
+ this.onmouseout();
+ }
+ doClick(this);
+ return false;
+ }
+ }
+ }
+ else {
+ image.style.backgroundPosition = button.XShift + " " + disabledYShift;
+ button.onmouseover = button.onmouseout = button.onclick = function () { };
+ button.className += " disabled";
+ }
+ }
+
+ function bindCommand(method) {
+ if (typeof method === "string")
+ method = commandManager[method];
+ return function () { method.apply(commandManager, arguments); }
+ }
+
+ function makeSpritedButtonRow() {
+
+ var buttonBar = panels.buttonBar;
+
+ var normalYShift = "0px";
+ var disabledYShift = "-20px";
+ var highlightYShift = "-40px";
+
+ var buttonRow = document.createElement("ul");
+ buttonRow.id = "wmd-button-row" + postfix;
+ buttonRow.className = 'wmd-button-row';
+ buttonRow = buttonBar.appendChild(buttonRow);
+ var xPosition = 0;
+ var makeButton = function (id, title, XShift, textOp) {
+ var button = document.createElement("li");
+ button.className = "wmd-button";
+ button.style.left = xPosition + "px";
+ xPosition += 25;
+ var buttonImage = document.createElement("span");
+ button.id = id + postfix;
+ button.appendChild(buttonImage);
+ button.title = title;
+ button.XShift = XShift;
+ if (textOp)
+ button.textOp = textOp;
+ setupButton(button, true);
+ buttonRow.appendChild(button);
+ return button;
+ };
+ var makeSpacer = function (num) {
+ var spacer = document.createElement("li");
+ spacer.className = "wmd-spacer wmd-spacer" + num;
+ spacer.id = "wmd-spacer" + num + postfix;
+ buttonRow.appendChild(spacer);
+ xPosition += 25;
+ }
+
+ buttons.bold = makeButton("wmd-bold-button", getString("bold"), "0px", bindCommand("doBold"));
+ buttons.italic = makeButton("wmd-italic-button", getString("italic"), "-20px", bindCommand("doItalic"));
+ makeSpacer(1);
+ buttons.link = makeButton("wmd-link-button", getString("link"), "-40px", bindCommand(function (chunk, postProcessing) {
+ return this.doLinkOrImage(chunk, postProcessing, false);
+ }));
+ buttons.quote = makeButton("wmd-quote-button", getString("quote"), "-60px", bindCommand("doBlockquote"));
+ buttons.code = makeButton("wmd-code-button", getString("code"), "-80px", bindCommand("doCode"));
+ buttons.image = makeButton("wmd-image-button", getString("image"), "-100px", bindCommand(function (chunk, postProcessing) {
+ return this.doLinkOrImage(chunk, postProcessing, true);
+ }));
+ makeSpacer(2);
+ buttons.olist = makeButton("wmd-olist-button", getString("olist"), "-120px", bindCommand(function (chunk, postProcessing) {
+ this.doList(chunk, postProcessing, true);
+ }));
+ buttons.ulist = makeButton("wmd-ulist-button", getString("ulist"), "-140px", bindCommand(function (chunk, postProcessing) {
+ this.doList(chunk, postProcessing, false);
+ }));
+ buttons.heading = makeButton("wmd-heading-button", getString("heading"), "-160px", bindCommand("doHeading"));
+ buttons.hr = makeButton("wmd-hr-button", getString("hr"), "-180px", bindCommand("doHorizontalRule"));
+ makeSpacer(3);
+ buttons.undo = makeButton("wmd-undo-button", getString("undo"), "-200px", null);
+ buttons.undo.execute = function (manager) { if (manager) manager.undo(); };
+
+ buttons.redo = makeButton("wmd-redo-button", getString("redo"), "-220px", null);
+ buttons.redo.execute = function (manager) { if (manager) manager.redo(); };
+
+ if (helpOptions) {
+ var helpButton = document.createElement("li");
+ var helpButtonImage = document.createElement("span");
+ helpButton.appendChild(helpButtonImage);
+ helpButton.className = "wmd-button wmd-help-button";
+ helpButton.id = "wmd-help-button" + postfix;
+ helpButton.XShift = "-240px";
+ helpButton.isHelp = true;
+ helpButton.style.right = "0px";
+ helpButton.title = getString("help");
+ helpButton.onclick = helpOptions.handler;
+
+ setupButton(helpButton, true);
+ buttonRow.appendChild(helpButton);
+ buttons.help = helpButton;
+ }
+
+ setUndoRedoButtonStates();
+ }
+
+ function setUndoRedoButtonStates() {
+ if (undoManager) {
+ setupButton(buttons.undo, undoManager.canUndo());
+ setupButton(buttons.redo, undoManager.canRedo());
+ }
+ };
+
+ this.setUndoRedoButtonStates = setUndoRedoButtonStates;
+ this.buttons = buttons;
+ this.doClick = doClick;
+
+ }
+
+ function CommandManager(pluginHooks, getString) {
+ this.hooks = pluginHooks;
+ this.getString = getString;
+ }
+
+ var commandProto = CommandManager.prototype;
+
+ // The markdown symbols - 4 spaces = code, > = blockquote, etc.
+ commandProto.prefixes = "(?:\\s{4,}|\\s*>|\\s*-\\s+|\\s*\\d+\\.|=|\\+|-|_|\\*|#|\\s*\\[[^\n]]+\\]:)";
+
+ // Remove markdown symbols from the chunk selection.
+ commandProto.unwrap = function (chunk) {
+ var txt = new re("([^\\n])\\n(?!(\\n|" + this.prefixes + "))", "g");
+ chunk.selection = chunk.selection.replace(txt, "$1 $2");
+ };
+
+ commandProto.wrap = function (chunk, len) {
+ this.unwrap(chunk);
+ var regex = new re("(.{1," + len + "})( +|$\\n?)", "gm"),
+ that = this;
+
+ chunk.selection = chunk.selection.replace(regex, function (line, marked) {
+ if (new re("^" + that.prefixes, "").test(line)) {
+ return line;
+ }
+ return marked + "\n";
+ });
+
+ chunk.selection = chunk.selection.replace(/\s+$/, "");
+ };
+
+ commandProto.doBold = function (chunk, postProcessing) {
+ return this.doBorI(chunk, postProcessing, 2, this.getString("boldexample"));
+ };
+
+ commandProto.doItalic = function (chunk, postProcessing) {
+ return this.doBorI(chunk, postProcessing, 1, this.getString("italicexample"));
+ };
+
+ // chunk: The selected region that will be enclosed with */**
+ // nStars: 1 for italics, 2 for bold
+ // insertText: If you just click the button without highlighting text, this gets inserted
+ commandProto.doBorI = function (chunk, postProcessing, nStars, insertText) {
+
+ // Get rid of whitespace and fixup newlines.
+ chunk.trimWhitespace();
+ chunk.selection = chunk.selection.replace(/\n{2,}/g, "\n");
+
+ // Look for stars before and after. Is the chunk already marked up?
+ // note that these regex matches cannot fail
+ var starsBefore = /(\**$)/.exec(chunk.before)[0];
+ var starsAfter = /(^\**)/.exec(chunk.after)[0];
+
+ var prevStars = Math.min(starsBefore.length, starsAfter.length);
+
+ // Remove stars if we have to since the button acts as a toggle.
+ if ((prevStars >= nStars) && (prevStars != 2 || nStars != 1)) {
+ chunk.before = chunk.before.replace(re("[*]{" + nStars + "}$", ""), "");
+ chunk.after = chunk.after.replace(re("^[*]{" + nStars + "}", ""), "");
+ }
+ else if (!chunk.selection && starsAfter) {
+ // It's not really clear why this code is necessary. It just moves
+ // some arbitrary stuff around.
+ chunk.after = chunk.after.replace(/^([*_]*)/, "");
+ chunk.before = chunk.before.replace(/(\s?)$/, "");
+ var whitespace = re.$1;
+ chunk.before = chunk.before + starsAfter + whitespace;
+ }
+ else {
+
+ // In most cases, if you don't have any selected text and click the button
+ // you'll get a selected, marked up region with the default text inserted.
+ if (!chunk.selection && !starsAfter) {
+ chunk.selection = insertText;
+ }
+
+ // Add the true markup.
+ var markup = nStars <= 1 ? "*" : "**"; // shouldn't the test be = ?
+ chunk.before = chunk.before + markup;
+ chunk.after = markup + chunk.after;
+ }
+
+ return;
+ };
+
+ commandProto.stripLinkDefs = function (text, defsToAdd) {
+
+ text = text.replace(/^[ ]{0,3}\[(\d+)\]:[ \t]*\n?[ \t]*?[ \t]*\n?[ \t]*(?:(\n*)["(](.+?)[")][ \t]*)?(?:\n+|$)/gm,
+ function (totalMatch, id, link, newlines, title) {
+ defsToAdd[id] = totalMatch.replace(/\s*$/, "");
+ if (newlines) {
+ // Strip the title and return that separately.
+ defsToAdd[id] = totalMatch.replace(/["(](.+?)[")]$/, "");
+ return newlines + title;
+ }
+ return "";
+ });
+
+ return text;
+ };
+
+ commandProto.addLinkDef = function (chunk, linkDef) {
+
+ var refNumber = 0; // The current reference number
+ var defsToAdd = {}; //
+ // Start with a clean slate by removing all previous link definitions.
+ chunk.before = this.stripLinkDefs(chunk.before, defsToAdd);
+ chunk.selection = this.stripLinkDefs(chunk.selection, defsToAdd);
+ chunk.after = this.stripLinkDefs(chunk.after, defsToAdd);
+
+ var defs = "";
+ var regex = /(\[)((?:\[[^\]]*\]|[^\[\]])*)(\][ ]?(?:\n[ ]*)?\[)(\d+)(\])/g;
+
+ var addDefNumber = function (def) {
+ refNumber++;
+ def = def.replace(/^[ ]{0,3}\[(\d+)\]:/, " [" + refNumber + "]:");
+ defs += "\n" + def;
+ };
+
+ // note that
+ // a) the recursive call to getLink cannot go infinite, because by definition
+ // of regex, inner is always a proper substring of wholeMatch, and
+ // b) more than one level of nesting is neither supported by the regex
+ // nor making a lot of sense (the only use case for nesting is a linked image)
+ var getLink = function (wholeMatch, before, inner, afterInner, id, end) {
+ inner = inner.replace(regex, getLink);
+ if (defsToAdd[id]) {
+ addDefNumber(defsToAdd[id]);
+ return before + inner + afterInner + refNumber + end;
+ }
+ return wholeMatch;
+ };
+
+ chunk.before = chunk.before.replace(regex, getLink);
+
+ if (linkDef) {
+ addDefNumber(linkDef);
+ }
+ else {
+ chunk.selection = chunk.selection.replace(regex, getLink);
+ }
+
+ var refOut = refNumber;
+
+ chunk.after = chunk.after.replace(regex, getLink);
+
+ if (chunk.after) {
+ chunk.after = chunk.after.replace(/\n*$/, "");
+ }
+ if (!chunk.after) {
+ chunk.selection = chunk.selection.replace(/\n*$/, "");
+ }
+
+ chunk.after += "\n\n" + defs;
+
+ return refOut;
+ };
+
+ // takes the line as entered into the add link/as image dialog and makes
+ // sure the URL and the optinal title are "nice".
+ function properlyEncoded(linkdef) {
+ return linkdef.replace(/^\s*(.*?)(?:\s+"(.+)")?\s*$/, function (wholematch, link, title) {
+ link = link.replace(/\?.*$/, function (querypart) {
+ return querypart.replace(/\+/g, " "); // in the query string, a plus and a space are identical
+ });
+ link = decodeURIComponent(link); // unencode first, to prevent double encoding
+ link = encodeURI(link).replace(/'/g, '%27').replace(/\(/g, '%28').replace(/\)/g, '%29');
+ link = link.replace(/\?.*$/, function (querypart) {
+ return querypart.replace(/\+/g, "%2b"); // since we replaced plus with spaces in the query part, all pluses that now appear where originally encoded
+ });
+ if (title) {
+ title = title.trim ? title.trim() : title.replace(/^\s*/, "").replace(/\s*$/, "");
+ title = title.replace(/"/g, "quot;").replace(/\(/g, "(").replace(/\)/g, ")").replace(//g, ">");
+ }
+ return title ? link + ' "' + title + '"' : link;
+ });
+ }
+
+ // life 添加
+ commandProto.insertLink = function (chunk, postProcessing, link, text, isImage) {
+ chunk.trimWhitespace();
+ chunk.findTags(/\s*!?\[/, /\][ ]?(?:\n[ ]*)?(\[.*?\])?/);
+ var background;
+
+ if (chunk.endTag.length > 1 && chunk.startTag.length > 0) {
+
+ chunk.startTag = chunk.startTag.replace(/!?\[/, "");
+ chunk.endTag = "";
+ this.addLinkDef(chunk, null);
+ }
+ else {
+
+ // We're moving start and end tag back into the selection, since (as we're in the else block) we're not
+ // *removing* a link, but *adding* one, so whatever findTags() found is now back to being part of the
+ // link text. linkEnteredCallback takes care of escaping any brackets.
+ chunk.selection = chunk.startTag + chunk.selection + chunk.endTag;
+ chunk.startTag = chunk.endTag = "";
+
+ if (/\n\n/.test(chunk.selection)) {
+ this.addLinkDef(chunk, null);
+ return;
+ }
+ var that = this;
+ // The function to be executed when you enter a link and press OK or Cancel.
+ // Marks up the link and adds the ref.
+ var linkEnteredCallback = function (link) {
+ background.parentNode.removeChild(background);
+
+ if (link !== null) {
+ chunk.selection = (" " + chunk.selection).replace(/([^\\](?:\\\\)*)(?=[[\]])/g, "$1\\").substr(1);
+
+ chunk.startTag = isImage ? "![" : "[";
+ //chunk.endTag = "][" + num + "]";
+ chunk.endTag = "](" + properlyEncoded(link) + ")";
+
+ chunk.selection = text;
+ }
+ postProcessing();
+ };
+
+ background = ui.createBackground();
+ linkEnteredCallback(link);
+ return true;
+ }
+ };
+
+ commandProto.doLinkOrImage = function (chunk, postProcessing, isImage) {
+
+ chunk.trimWhitespace();
+ //chunk.findTags(/\s*!?\[/, /\][ ]?(?:\n[ ]*)?(\[.*?\])?/);
+ chunk.findTags(/\s*!?\[/, /\][ ]?(?:\n[ ]*)?(\(.*?\))?/);
+
+ var background;
+
+ if (chunk.endTag.length > 1 && chunk.startTag.length > 0) {
+
+ chunk.startTag = chunk.startTag.replace(/!?\[/, "");
+ chunk.endTag = "";
+ this.addLinkDef(chunk, null);
+
+ }
+ else {
+
+ // We're moving start and end tag back into the selection, since (as we're in the else block) we're not
+ // *removing* a link, but *adding* one, so whatever findTags() found is now back to being part of the
+ // link text. linkEnteredCallback takes care of escaping any brackets.
+ chunk.selection = chunk.startTag + chunk.selection + chunk.endTag;
+ chunk.startTag = chunk.endTag = "";
+
+ if (/\n\n/.test(chunk.selection)) {
+ this.addLinkDef(chunk, null);
+ return;
+ }
+ var that = this;
+ // The function to be executed when you enter a link and press OK or Cancel.
+ // Marks up the link and adds the ref.
+ var linkEnteredCallback = function (link, text) {
+ background.parentNode.removeChild(background);
+
+ if (link !== null) {
+ // ( $1
+ // [^\\] anything that's not a backslash
+ // (?:\\\\)* an even number (this includes zero) of backslashes
+ // )
+ // (?= followed by
+ // [[\]] an opening or closing bracket
+ // )
+ //
+ // In other words, a non-escaped bracket. These have to be escaped now to make sure they
+ // don't count as the end of the link or similar.
+ // Note that the actual bracket has to be a lookahead, because (in case of to subsequent brackets),
+ // the bracket in one match may be the "not a backslash" character in the next match, so it
+ // should not be consumed by the first match.
+ // The "prepend a space and finally remove it" steps makes sure there is a "not a backslash" at the
+ // start of the string, so this also works if the selection begins with a bracket. We cannot solve
+ // this by anchoring with ^, because in the case that the selection starts with two brackets, this
+ // would mean a zero-width match at the start. Since zero-width matches advance the string position,
+ // the first bracket could then not act as the "not a backslash" for the second.
+ chunk.selection = (" " + chunk.selection).replace(/([^\\](?:\\\\)*)(?=[[\]])/g, "$1\\").substr(1);
+
+ /*
+ var linkDef = " [999]: " + properlyEncoded(link);
+
+ var num = that.addLinkDef(chunk, linkDef);
+ */
+ chunk.startTag = isImage ? "![" : "[";
+ // chunk.endTag = "][" + num + "]";
+ chunk.endTag = "](" + properlyEncoded(link) + ")";
+
+ if (!chunk.selection) {
+ var str = '';
+ if (text) {
+ str = text;
+ } else if (isImage) {
+ str = that.getString("imagedescription");
+ }
+ else {
+ str = that.getString("linkdescription");
+ }
+
+ chunk.selection = str;
+ }
+ }
+ postProcessing();
+ };
+
+ background = ui.createBackground();
+
+ if (isImage) {
+ if (!this.hooks.insertImageDialog(linkEnteredCallback)) {
+ }
+ // ui.prompt(this.getString("imagedialog"), imageDefaultText, linkEnteredCallback);
+ }
+ else {
+ if (!this.hooks.insertLinkDialog(linkEnteredCallback))
+ ui.prompt(this.getString("linkdialog"), linkDefaultText, linkEnteredCallback);
+ }
+ return true;
+ }
+ };
+
+ // When making a list, hitting shift-enter will put your cursor on the next line
+ // at the current indent level.
+ commandProto.doAutoindent = function (chunk, postProcessing) {
+
+ var commandMgr = this,
+ fakeSelection = false;
+
+ chunk.before = chunk.before.replace(/(\n|^)[ ]{0,3}([*+-]|\d+[.])[ \t]*\n$/, "\n\n");
+ chunk.before = chunk.before.replace(/(\n|^)[ ]{0,3}>[ \t]*\n$/, "\n\n");
+ chunk.before = chunk.before.replace(/(\n|^)[ \t]+\n$/, "\n\n");
+
+ // There's no selection, end the cursor wasn't at the end of the line:
+ // The user wants to split the current list item / code line / blockquote line
+ // (for the latter it doesn't really matter) in two. Temporarily select the
+ // (rest of the) line to achieve this.
+ if (!chunk.selection && !/^[ \t]*(?:\n|$)/.test(chunk.after)) {
+ chunk.after = chunk.after.replace(/^[^\n]*/, function (wholeMatch) {
+ chunk.selection = wholeMatch;
+ return "";
+ });
+ fakeSelection = true;
+ }
+
+ if (/(\n|^)[ ]{0,3}([*+-]|\d+[.])[ \t]+.*\n$/.test(chunk.before)) {
+ if (commandMgr.doList) {
+ commandMgr.doList(chunk);
+ }
+ }
+ if (/(\n|^)[ ]{0,3}>[ \t]+.*\n$/.test(chunk.before)) {
+ if (commandMgr.doBlockquote) {
+ commandMgr.doBlockquote(chunk);
+ }
+ }
+ if (/(\n|^)(\t|[ ]{4,}).*\n$/.test(chunk.before)) {
+ if (commandMgr.doCode) {
+ commandMgr.doCode(chunk);
+ }
+ }
+
+ if (fakeSelection) {
+ chunk.after = chunk.selection + chunk.after;
+ chunk.selection = "";
+ }
+ };
+
+ commandProto.doBlockquote = function (chunk, postProcessing) {
+
+ chunk.selection = chunk.selection.replace(/^(\n*)([^\r]+?)(\n*)$/,
+ function (totalMatch, newlinesBefore, text, newlinesAfter) {
+ chunk.before += newlinesBefore;
+ chunk.after = newlinesAfter + chunk.after;
+ return text;
+ });
+
+ chunk.before = chunk.before.replace(/(>[ \t]*)$/,
+ function (totalMatch, blankLine) {
+ chunk.selection = blankLine + chunk.selection;
+ return "";
+ });
+
+ chunk.selection = chunk.selection.replace(/^(\s|>)+$/, "");
+ chunk.selection = chunk.selection || this.getString("quoteexample");
+
+ // The original code uses a regular expression to find out how much of the
+ // text *directly before* the selection already was a blockquote:
+
+ /*
+ if (chunk.before) {
+ chunk.before = chunk.before.replace(/\n?$/, "\n");
+ }
+ chunk.before = chunk.before.replace(/(((\n|^)(\n[ \t]*)*>(.+\n)*.*)+(\n[ \t]*)*$)/,
+ function (totalMatch) {
+ chunk.startTag = totalMatch;
+ return "";
+ });
+ */
+
+ // This comes down to:
+ // Go backwards as many lines a possible, such that each line
+ // a) starts with ">", or
+ // b) is almost empty, except for whitespace, or
+ // c) is preceeded by an unbroken chain of non-empty lines
+ // leading up to a line that starts with ">" and at least one more character
+ // and in addition
+ // d) at least one line fulfills a)
+ //
+ // Since this is essentially a backwards-moving regex, it's susceptible to
+ // catstrophic backtracking and can cause the browser to hang;
+ // see e.g. http://meta.stackoverflow.com/questions/9807.
+ //
+ // Hence we replaced this by a simple state machine that just goes through the
+ // lines and checks for a), b), and c).
+
+ var match = "",
+ leftOver = "",
+ line;
+ if (chunk.before) {
+ var lines = chunk.before.replace(/\n$/, "").split("\n");
+ var inChain = false;
+ for (var i = 0; i < lines.length; i++) {
+ var good = false;
+ line = lines[i];
+ inChain = inChain && line.length > 0; // c) any non-empty line continues the chain
+ if (/^>/.test(line)) { // a)
+ good = true;
+ if (!inChain && line.length > 1) // c) any line that starts with ">" and has at least one more character starts the chain
+ inChain = true;
+ } else if (/^[ \t]*$/.test(line)) { // b)
+ good = true;
+ } else {
+ good = inChain; // c) the line is not empty and does not start with ">", so it matches if and only if we're in the chain
+ }
+ if (good) {
+ match += line + "\n";
+ } else {
+ leftOver += match + line;
+ match = "\n";
+ }
+ }
+ if (!/(^|\n)>/.test(match)) { // d)
+ leftOver += match;
+ match = "";
+ }
+ }
+
+ chunk.startTag = match;
+ chunk.before = leftOver;
+
+ // end of change
+
+ if (chunk.after) {
+ chunk.after = chunk.after.replace(/^\n?/, "\n");
+ }
+
+ chunk.after = chunk.after.replace(/^(((\n|^)(\n[ \t]*)*>(.+\n)*.*)+(\n[ \t]*)*)/,
+ function (totalMatch) {
+ chunk.endTag = totalMatch;
+ return "";
+ }
+ );
+
+ var replaceBlanksInTags = function (useBracket) {
+
+ var replacement = useBracket ? "> " : "";
+
+ if (chunk.startTag) {
+ chunk.startTag = chunk.startTag.replace(/\n((>|\s)*)\n$/,
+ function (totalMatch, markdown) {
+ return "\n" + markdown.replace(/^[ ]{0,3}>?[ \t]*$/gm, replacement) + "\n";
+ });
+ }
+ if (chunk.endTag) {
+ chunk.endTag = chunk.endTag.replace(/^\n((>|\s)*)\n/,
+ function (totalMatch, markdown) {
+ return "\n" + markdown.replace(/^[ ]{0,3}>?[ \t]*$/gm, replacement) + "\n";
+ });
+ }
+ };
+
+ if (/^(?![ ]{0,3}>)/m.test(chunk.selection)) {
+ this.wrap(chunk, SETTINGS.lineLength - 2);
+ chunk.selection = chunk.selection.replace(/^/gm, "> ");
+ replaceBlanksInTags(true);
+ chunk.skipLines();
+ } else {
+ chunk.selection = chunk.selection.replace(/^[ ]{0,3}> ?/gm, "");
+ this.unwrap(chunk);
+ replaceBlanksInTags(false);
+
+ if (!/^(\n|^)[ ]{0,3}>/.test(chunk.selection) && chunk.startTag) {
+ chunk.startTag = chunk.startTag.replace(/\n{0,2}$/, "\n\n");
+ }
+
+ if (!/(\n|^)[ ]{0,3}>.*$/.test(chunk.selection) && chunk.endTag) {
+ chunk.endTag = chunk.endTag.replace(/^\n{0,2}/, "\n\n");
+ }
+ }
+
+ chunk.selection = this.hooks.postBlockquoteCreation(chunk.selection);
+
+ if (!/\n/.test(chunk.selection)) {
+ chunk.selection = chunk.selection.replace(/^(> *)/,
+ function (wholeMatch, blanks) {
+ chunk.startTag += blanks;
+ return "";
+ });
+ }
+ };
+
+ // 这里, 应该用 ``` ```
+ commandProto.doCode = function (chunk, postProcessing) {
+
+ var hasTextBefore = /\S[ ]*$/.test(chunk.before);
+ var hasTextAfter = /^[ ]*\S/.test(chunk.after);
+
+ // Use 'four space' markdown if the selection is on its own
+ // line or is multiline.
+ if ((!hasTextAfter && !hasTextBefore) || /\n/.test(chunk.selection)) {
+
+ chunk.before = chunk.before.replace(/[ ]{4}$/,
+ function (totalMatch) {
+ chunk.selection = totalMatch + chunk.selection;
+ return "";
+ });
+
+ var nLinesBack = 1;
+ var nLinesForward = 1;
+
+ if (/(\n|^)(\t|[ ]{4,}).*\n$/.test(chunk.before)) {
+ nLinesBack = 0;
+ }
+ if (/^\n(\t|[ ]{4,})/.test(chunk.after)) {
+ nLinesForward = 0;
+ }
+
+ chunk.skipLines(nLinesBack, nLinesForward);
+
+ if (!chunk.selection) {
+ chunk.startTag = " ";
+ chunk.selection = this.getString("codeexample");
+ }
+ else {
+ if (/^[ ]{0,3}\S/m.test(chunk.selection)) {
+ if (/\n/.test(chunk.selection))
+ chunk.selection = chunk.selection.replace(/^/gm, " ");
+ else // if it's not multiline, do not select the four added spaces; this is more consistent with the doList behavior
+ chunk.before += " ";
+ }
+ else {
+ chunk.selection = chunk.selection.replace(/^(?:[ ]{4}|[ ]{0,3}\t)/gm, "");
+ }
+ }
+ }
+ else {
+ // Use backticks (`) to delimit the code block.
+
+ chunk.trimWhitespace();
+ chunk.findTags(/`/, /`/);
+
+ if (!chunk.startTag && !chunk.endTag) {
+ chunk.startTag = chunk.endTag = "`";
+ if (!chunk.selection) {
+ chunk.selection = this.getString("codeexample");
+ }
+ }
+ else if (chunk.endTag && !chunk.startTag) {
+ chunk.before += chunk.endTag;
+ chunk.endTag = "";
+ }
+ else {
+ chunk.startTag = chunk.endTag = "";
+ }
+ }
+ };
+
+ commandProto.doList = function (chunk, postProcessing, isNumberedList) {
+
+ // These are identical except at the very beginning and end.
+ // Should probably use the regex extension function to make this clearer.
+ var previousItemsRegex = /(\n|^)(([ ]{0,3}([*+-]|\d+[.])[ \t]+.*)(\n.+|\n{2,}([*+-].*|\d+[.])[ \t]+.*|\n{2,}[ \t]+\S.*)*)\n*$/;
+ var nextItemsRegex = /^\n*(([ ]{0,3}([*+-]|\d+[.])[ \t]+.*)(\n.+|\n{2,}([*+-].*|\d+[.])[ \t]+.*|\n{2,}[ \t]+\S.*)*)\n*/;
+
+ // The default bullet is a dash but others are possible.
+ // This has nothing to do with the particular HTML bullet,
+ // it's just a markdown bullet.
+ var bullet = "-";
+
+ // The number in a numbered list.
+ var num = 1;
+
+ // Get the item prefix - e.g. " 1. " for a numbered list, " - " for a bulleted list.
+ var getItemPrefix = function () {
+ var prefix;
+ if (isNumberedList) {
+ prefix = " " + num + ". ";
+ num++;
+ }
+ else {
+ prefix = " " + bullet + " ";
+ }
+ return prefix;
+ };
+
+ // Fixes the prefixes of the other list items.
+ var getPrefixedItem = function (itemText) {
+
+ // The numbering flag is unset when called by autoindent.
+ if (isNumberedList === undefined) {
+ isNumberedList = /^\s*\d/.test(itemText);
+ }
+
+ // Renumber/bullet the list element.
+ itemText = itemText.replace(/^[ ]{0,3}([*+-]|\d+[.])\s/gm,
+ function (_) {
+ return getItemPrefix();
+ });
+
+ return itemText;
+ };
+
+ chunk.findTags(/(\n|^)*[ ]{0,3}([*+-]|\d+[.])\s+/, null);
+
+ if (chunk.before && !/\n$/.test(chunk.before) && !/^\n/.test(chunk.startTag)) {
+ chunk.before += chunk.startTag;
+ chunk.startTag = "";
+ }
+
+ if (chunk.startTag) {
+
+ var hasDigits = /\d+[.]/.test(chunk.startTag);
+ chunk.startTag = "";
+ chunk.selection = chunk.selection.replace(/\n[ ]{4}/g, "\n");
+ this.unwrap(chunk);
+ chunk.skipLines();
+
+ if (hasDigits) {
+ // Have to renumber the bullet points if this is a numbered list.
+ chunk.after = chunk.after.replace(nextItemsRegex, getPrefixedItem);
+ }
+ if (isNumberedList == hasDigits) {
+ return;
+ }
+ }
+
+ var nLinesUp = 1;
+
+ chunk.before = chunk.before.replace(previousItemsRegex,
+ function (itemText) {
+ if (/^\s*([*+-])/.test(itemText)) {
+ bullet = re.$1;
+ }
+ nLinesUp = /[^\n]\n\n[^\n]/.test(itemText) ? 1 : 0;
+ return getPrefixedItem(itemText);
+ });
+
+ if (!chunk.selection) {
+ chunk.selection = this.getString("litem");
+ }
+
+ var prefix = getItemPrefix();
+
+ var nLinesDown = 1;
+
+ chunk.after = chunk.after.replace(nextItemsRegex,
+ function (itemText) {
+ nLinesDown = /[^\n]\n\n[^\n]/.test(itemText) ? 1 : 0;
+ return getPrefixedItem(itemText);
+ });
+
+ chunk.trimWhitespace(true);
+ chunk.skipLines(nLinesUp, nLinesDown, true);
+ chunk.startTag = prefix;
+ var spaces = prefix.replace(/./g, " ");
+ this.wrap(chunk, SETTINGS.lineLength - spaces.length);
+ chunk.selection = chunk.selection.replace(/\n/g, "\n" + spaces);
+
+ };
+
+ // 要改成 ## ### ####
+ // life 2015/7/12
+ commandProto.doHeading = function (chunk, postProcessing) {
+ // Remove leading/trailing whitespace and reduce internal spaces to single spaces.
+ chunk.selection = chunk.selection.replace(/\s+/g, " ");
+ chunk.selection = chunk.selection.replace(/(^\s+|\s+$)/g, "");
+
+ // If we clicked the button with no selected text, we just
+ // make a level 2 hash header around some default text.
+ if (!chunk.selection) {
+ // 需要skip的时候 life
+ if(chunk.before && (chunk.before[chunk.before.length - 1] != "\n")) {
+ chunk.skipLines(1, 1);
+ }
+ chunk.startTag = "# ";
+ chunk.selection = this.getString("headingexample");
+ chunk.endTag = ""; // ##
+ return;
+ }
+
+ chunk.findTags(/#+[ ]*/, /[ ]*#+/);
+ // console.log(chunk);
+
+ if(chunk.before && (chunk.before[chunk.before.length - 1] != "\n")) {
+ chunk.skipLines(1, 1);
+ }
+
+ var beforeHLevel = 0;
+ var startTag = chunk.startTag;
+ if (/^#+[ ]*$/.test(startTag)) {
+ startTag = startTag.replace(/ /g, '');
+ beforeHLevel = startTag.length;
+ }
+
+ // [0, 4]
+ var headerLevelToCreate = 0;
+ if(beforeHLevel >= 0 && beforeHLevel <= 3) {
+ headerLevelToCreate = beforeHLevel + 1;
+ }
+ if(beforeHLevel >= 4) {
+ headerLevelToCreate = 0;
+ chunk.startTag = '';
+ }
+
+ if (headerLevelToCreate > 0) {
+ var header = "";
+ while (headerLevelToCreate--) {
+ header += "#";
+ }
+ header += " ";
+
+ chunk.startTag = header;
+ }
+ return;
+ };
+
+ commandProto.doHorizontalRule = function (chunk, postProcessing) {
+ chunk.startTag = "----------\n";
+ chunk.selection = "";
+ chunk.skipLines(1, 1, true);
+ }
+
+})();
define("pagedown", function(){});
-/*globals MD:true, Markdown */
-define('core',[
- "underscore",
- "crel",
- "editor",
- // "layout",
- "constants",
- "utils",
- "storage",
- "settings",
- "eventMgr",
- 'pagedown'
-], function( _, crel, editor, constants, utils, storage, settings, eventMgr) {
-
- var core = {};
-
- // life commonjs使用
- MD = editor;
-
- // Used to detect user activity
- var isUserReal = false;
- var userActive = false;
- var userLastActivity = 0;
-
- function setUserActive() {
- isUserReal = true;
- userActive = true;
- var currentTime = utils.currentTime;
- if(currentTime > userLastActivity + 1000) {
- userLastActivity = currentTime;
- eventMgr.onUserActive();
- }
- }
-
- // Load settings in settings dialog
- // var $themeInputElt;
-
- // Create the PageDown editor
- var pagedownEditor;
- var fileDesc;
- core.initEditorFirst = function() {
- // Create the converter and the editor
- var converter = new Markdown.Converter();
- var options = {
- _DoItalicsAndBold: function(text) {
- // Restore original markdown implementation
- text = text.replace(/(\*\*|__)(?=\S)(.+?[*_]*)(?=\S)\1/g,
- "$2");
- text = text.replace(/(\*|_)(?=\S)(.+?)(?=\S)\1/g,
- "$2");
- return text;
- }
- };
- converter.setOptions(options);
-
- pagedownEditor = new Markdown.Editor(converter, undefined, {
- undoManager: editor.undoMgr
- // ,
- // helpButton: { handler: markdownHelp },
- // strings: "Markdown syntax"
- });
-
- MD.insertLink2 = pagedownEditor.insertLink;
-
- // Custom insert link dialog
- pagedownEditor.hooks.set("insertLinkDialog", function(callback) {
- core.insertLinkCallback = callback;
- utils.resetModalInputs();
- $(".modal-insert-link").modal();
- return true;
- });
- // Custom insert image dialog
- pagedownEditor.hooks.set("insertImageDialog", function(callback) {
- // life, atom
- insertLocalImage();
- // 上传图片
- return;
- });
-
- eventMgr.onPagedownConfigure(pagedownEditor);
- pagedownEditor.hooks.chain("onPreviewRefresh", eventMgr.onAsyncPreview);
- pagedownEditor.run();
- // editor.undoMgr.init();
-
- // Hide default buttons
- $(".wmd-button-row li").addClass("btn btn-success").css("left", 0).find("span").hide();
-
- // Add customized buttons
- var $btnGroupElt = $('.wmd-button-group1');
-
- $("#wmd-bold-button").append($('')).appendTo($btnGroupElt);
- $("#wmd-italic-button").append($('')).appendTo($btnGroupElt);
- $btnGroupElt = $('.wmd-button-group2');
- $("#wmd-link-button").append($('')).appendTo($btnGroupElt);
- $("#wmd-quote-button").append($('')).appendTo($btnGroupElt);
- $("#wmd-code-button").append($('')).appendTo($btnGroupElt);
- $("#wmd-image-button").append($('')).appendTo($btnGroupElt);
- $btnGroupElt = $('.wmd-button-group3');
- $("#wmd-olist-button").append($('')).appendTo($btnGroupElt);
- $("#wmd-ulist-button").append($('')).appendTo($btnGroupElt);
- $("#wmd-heading-button").append($('')).appendTo($btnGroupElt);
- $("#wmd-hr-button").append($('')).appendTo($btnGroupElt);
- $btnGroupElt = $('.wmd-button-group5');
- $("#wmd-undo-button").append($('')).appendTo($btnGroupElt);
- $("#wmd-redo-button").append($('')).appendTo($btnGroupElt);
- $("#wmd-help-button").show();
- };
-
- core.initEditor = function(fileDescParam) {
- if(fileDesc !== undefined) {
- eventMgr.onFileClosed(fileDesc);
- }
- fileDesc = fileDescParam;
-
- // If the editor is already created, 返回之
- // 再fileDEsc有什么用?
- if(pagedownEditor !== undefined) {
- editor.undoMgr.init();
- return pagedownEditor.uiManager.setUndoRedoButtonStates();
- }
- core.initEditorFirst();
- editor.undoMgr.init();
- };
-
- // Initialize multiple things and then fire eventMgr.onReady
- // 主入口
- core.onReady = function() {
- // Add RTL class
- document.body.className += ' ' + settings.editMode;
-
- // 这里, 以后肯定都是bodyEditorHTML, 用bodyEditorHTML不是这里加载的, 直接在html写上
- // document.body.innerHTML = bodyEditorHTML;
-
- // Initialize utils library
- utils.init();
-
- // Detect user activity
- $(document).mousemove(setUserActive).keypress(setUserActive);
-
- // 先发送事件, 不然partialRendering有问题
- eventMgr.onReady();
-
- // 布局, 一些事件, 比如打开左侧menu
- // layout.init();
- core.initEditorFirst();
- editor.init();
-
- // life
- // var fileDesc = {content: ""};
- // eventMgr.onFileSelected(fileDesc);
- // core.initEditor(fileDesc);
- };
-
- // Other initialization that are not prioritary
- eventMgr.addListener("onReady", function() {
-
- $(document.body).on('shown.bs.modal', '.modal', function() {
- var $elt = $(this);
- setTimeout(function() {
- // When modal opens focus on the first button
- $elt.find('.btn:first').focus();
- // Or on the first link if any
- $elt.find('button:first').focus();
- // Or on the first input if any
- $elt.find("input:enabled:visible:first").focus();
- }, 50);
- }).on('hidden.bs.modal', '.modal', function() {
- // Focus on the editor when modal is gone
- editor.focus();
- // Revert to current theme when settings modal is closed
- // applyTheme(window.theme);
- }).on('keypress', '.modal', function(e) {
- // Handle enter key in modals
- if(e.which == 13 && !$(e.target).is("textarea")) {
- $(this).find(".modal-footer a:last").click();
- }
- });
-
- // Click events on "insert link" and "insert image" dialog buttons
- $(".action-insert-link").click(function(e) {
- var value = utils.getInputTextValue($("#input-insert-link"), e);
- if(value !== undefined) {
- core.insertLinkCallback(value);
- core.insertLinkCallback = undefined;
- }
- });
- // 插入图片
- /*
- $(".action-insert-image").click(function() {
- // 得到图片链接或图片
- var value = document.mdImageManager.mdGetImgSrc();
- // var value = utils.getInputTextValue($("#input-insert-image"), e);
- if(value) {
- core.insertLinkCallback(value);
- core.insertLinkCallback = undefined;
- }
- });
- */
-
- // Hide events on "insert link" and "insert image" dialogs
- $(".modal-insert-link, .modal-insert-image").on('hidden.bs.modal', function() {
- if(core.insertLinkCallback !== undefined) {
- core.insertLinkCallback(null);
- core.insertLinkCallback = undefined;
- }
- });
-
- // Avoid dropdown panels to close on click
- $("div.dropdown-menu").click(function(e) {
- e.stopPropagation();
- });
-
- // 弹框显示markdown语法
- $('#wmd-help-button').click(function() {
- // life
- var url = 'http://leanote.com/blog/post/531b263bdfeb2c0ea9000002';
- openExternal(url);
- // window.open("http://leanote.com/blog/view/531b263bdfeb2c0ea9000002");
- });
-
- // Load images
- _.each(document.querySelectorAll('img'), function(imgElt) {
- var $imgElt = $(imgElt);
- var src = $imgElt.data('stackeditSrc');
- if(src) {
- $imgElt.attr('src', window.baseDir + '/img/' + src);
- }
- });
-
- // if(window.viewerMode === false) {
- // // Load theme list
- // var themeOptions = _.reduce(constants.THEME_LIST, function(themeOptions, name, value) {
- // return themeOptions + '';
- // }, '');
- // document.getElementById('input-settings-theme').innerHTML = themeOptions;
- // }
- });
-
- return core;
-});
+/*globals MD:true, Markdown */
+define('core',[
+ "underscore",
+ "crel",
+ "editor",
+ // "layout",
+ "constants",
+ "utils",
+ "storage",
+ "settings",
+ "eventMgr",
+ 'pagedown'
+], function( _, crel, editor, constants, utils, storage, settings, eventMgr) {
+
+ var core = {};
+
+ // life commonjs使用
+ MD = editor;
+
+ // Used to detect user activity
+ var isUserReal = false;
+ var userActive = false;
+ var userLastActivity = 0;
+
+ function setUserActive() {
+ isUserReal = true;
+ userActive = true;
+ var currentTime = utils.currentTime;
+ if(currentTime > userLastActivity + 1000) {
+ userLastActivity = currentTime;
+ eventMgr.onUserActive();
+ }
+ }
+
+ // Load settings in settings dialog
+ // var $themeInputElt;
+
+ // Create the PageDown editor
+ var pagedownEditor;
+ var fileDesc;
+
+ var insertLinkO = $('
' +
- '');
- });
- }
- Process.prototype.remove = function() {
- var me = this;
- $('#' + me.id).remove();
- }
-
- // 当url改变时, 得到图片的大小
- function getImageSize(url, callback) {
- var img = document.createElement('img');
-
- function done(width, height) {
- img.parentNode.removeChild(img);
- callback({width: width, height: height});
- }
-
- img.onload = function() {
- done(img.clientWidth, img.clientHeight);
- };
-
- img.onerror = function() {
- done();
- };
-
- img.src = url;
-
- var style = img.style;
- style.visibility = 'hidden';
- style.position = 'fixed';
- style.bottom = style.left = 0;
- style.width = style.height = 'auto';
-
- document.body.appendChild(img);
- }
-
- var i = 1;
- function insertImage(data) {
- var editor = tinymce.activeEditor;
- var dom = editor.dom;
-
- var renderImage = function(data2) {
- // 这里, 如果图片宽度过大, 这里设置成500px
- var d = {};
- var imgElm;
- // 先显示loading...
- d.id = '__mcenew' + (i++);
- d.src = "http://leanote.com/images/loading-24.gif";
- imgElm = dom.createHTML('img', d);
- tinymce.activeEditor.insertContent(imgElm);
- imgElm = dom.get(d.id);
-
- function callback (wh) {
- dom.setAttrib(imgElm, 'src', data2.src);
- // dom.setAttrib(imgElm, 'width', data2.width);
- if(data2.title) {
- dom.setAttrib(imgElm, 'title', data2.title);
- }
-
- dom.setAttrib(imgElm, 'id', null);
- };
- getImageSize(data.src, callback);
- }
-
- //-------------
- // outputImage?fileId=123232323
- var fileId = "";
- fileIds = data.src.split("fileId=")
- if(fileIds.length == 2 && fileIds[1].length == "53aecf8a8a039a43c8036282".length) {
- fileId = fileIds[1];
- }
- if(fileId) {
- // 得到fileId, 如果这个笔记不是我的, 那么肯定是协作的笔记, 那么需要将图片copy给原note owner
- var curNote = Note.getCurNote();
- if(curNote && curNote.UserId != UserInfo.UserId) {
- (function(data) {
- ajaxPost("/file/copyImage", {userId: UserInfo.UserId, fileId: fileId, toUserId: curNote.UserId}, function(re) {
- if(reIsOk(re) && re.Id) {
- var urlPrefix = window.location.protocol + "//" + window.location.host;
- data.src = urlPrefix + "/file/outputImage?fileId=" + re.Id;
- }
- renderImage(data);
- });
- })(data);
- } else {
- renderImage(data);
- }
- } else {
- renderImage(data);
- }
- }
-
- var initUploader = function() {
- var ul = $('#upload ul');
-
- $('#drop a').click(function() {
- // trigger to show file select
- $(this).parent().find('input').click();
- });
-
- // Initialize the jQuery File Upload plugin
- $('#upload').fileupload({
- dataType: 'json',
- pasteZone: '', // 不允许paste
- acceptFileTypes: /(\.|\/)(gif|jpg|jpeg|png|jpe)$/i,
- maxFileSize: 210000,
-
- // This element will accept file drag/drop uploading
- dropZone: $('#drop'),
- formData: function(form) {
- return [{name: 'albumId', value: ""}]
- },
- // This function is called when a file is added to the queue;
- // either via the browse button, or via drag/drop:
- add: function(e, data) {
- var tpl = $('
';
- editor.insertContent(img);
- var imgElm = $(d.id);
- data.imgId = d.id;
- data.context = imgElm;
- */
-
- /*
- // 上传之
- var c = new FormData;
- c.append("from", "pasteImage");
- // var d;
- // d = $.ajaxSettings.xhr();
- // d.withCredentials = i;var d = {};
-
- // 先显示loading...
- var editor = tinymce.EditorManager.activeEditor;
- var dom = editor.dom;
- var d = {};
- d.id = '__mcenew';
- d.src = "http://leanote.com/images/loading-24.gif"; // 写死了
- editor.insertContent(dom.createHTML('img', d));
- var imgElm = dom.get('__mcenew');
- $.ajax({url: "/file/pasteImage", contentType:false, processData:false , data: c, type: "POST"}
- ).done(function(re) {
- if(!re || typeof re != "object" || !re.Ok) {
- // 删除
- dom.remove(imgElm);
- return;
- }
- // 这里, 如果图片宽度过大, 这里设置成500px
- var urlPrefix = UrlPrefix; // window.location.protocol + "//" + window.location.host;
- var src = urlPrefix + "/file/outputImage?fileId=" + re.Id;
- getImageSize(src, function(wh) {
- // life 4/25
- if(wh && wh.width) {
- if(wh.width > 600) {
- wh.width = 600;
- }
- d.width = wh.width;
- dom.setAttrib(imgElm, 'width', d.width);
- }
- dom.setAttrib(imgElm, 'src', src);
- });
- dom.setAttrib(imgElm, 'id', null);
- });
- };
- reader.readAsDataURL(blob);
- */
- },
-
- done: function(e, data) {
- if (data.result.Ok == true) {
- // 这里, 如果图片宽度过大, 这里设置成500px
- var re = data.result;
- var urlPrefix = UrlPrefix; // window.location.protocol + "//" + window.location.host;
- var src = urlPrefix + "/file/outputImage?fileId=" + re.Id;
-
- data.process.replace(src);
- /*
- getImageSize(src, function() {
- $img.attr('src', src);
- $img.removeAttr('id');
- });
- */
- } else {
- data.process.remove();
- }
- },
- fail: function(e, data) {
- data.process.remove();
- }
- });
- };
-
- initUploader();
- pasteImageInit();
-});
-// upload attachment
-// 依赖note
-var urlPrefix = UrlPrefix;
-define('attachment_upload', ['jquery.ui.widget', 'fileupload'], function(){
- // Helper function that formats the file sizes
- function formatFileSize(bytes) {
- if (typeof bytes !== 'number') {
- return '';
- }
- if (bytes >= 1000000000) {
- return (bytes / 1000000000).toFixed(2) + ' GB';
- }
- if (bytes >= 1000000) {
- return (bytes / 1000000).toFixed(2) + ' MB';
- }
- return (bytes / 1000).toFixed(2) + ' KB';
- }
-
- function setDropStyle(dropzoneId, formId) {
- // drag css
- var dropZone = $(dropzoneId);
- $(formId).bind('dragover', function (e) {
- e.preventDefault();
- var timeout = window.dropZoneTimeoutAttach;
- if(timeout) {
- clearTimeout(timeout);
- }
-
- var found = false,
- node = e.target;
- do {
- if (node === dropZone[0]) {
- found = true;
- break;
- }
- node = node.parentNode;
- } while (node != null);
- if (found) {
- dropZone.addClass('hover');
- } else {
- dropZone.removeClass('hover');
- }
- window.dropZoneTimeoutAttach = setTimeout(function () {
- window.dropZoneTimeoutAttach = null;
- dropZone.removeClass('in hover');
- }, 100);
- });
- }
-
- setDropStyle("#dropAttach", "#uploadAttach");
- setDropStyle("#dropAvatar", "#uploadAvatar");
-
- var initUploader = function() {
- $('.dropzone .btn-choose-file').click(function() {
- $(this).parent().find('input').click();
- });
-
- var $msg = $('#attachUploadMsg');
- // Initialize the jQuery File Upload plugin
- $('#uploadAttach').fileupload({
- dataType: 'json',
- pasteZone: '', // 不能通过paste来上传图片
- // This element will accept file drag/drop uploading
- dropZone: $('#dropAttach'),
- formData: function(form) {
- return [{name: 'noteId', value: Note.curNoteId}] // 传递笔记本过去
- },
- // This function is called when a file is added to the queue;
- // either via the browse button, or via drag/drop:
- add: function(e, data) {
- var note = Note.getCurNote();
- if(!note || note.IsNew) {
- alert("This note hasn't saved, please save it firstly!")
- return;
- }
-
- var tpl = $('');
-
- // Append the file name and file size
- tpl.append(data.files[0].name + ' [' + formatFileSize(data.files[0].size) + ']');
-
- // Add the HTML to the UL element
- $msg.html(tpl);
- data.context = $msg;
-
- // 检查文件大小
- var size = data.files[0].size;
- var maxFileSize = +GlobalConfigs["uploadAttachSize"] || 100;
- if(typeof size == 'number' && size > 1024 * 1024 * maxFileSize) {
- tpl.find("img").remove();
- tpl.removeClass("alert-info").addClass("alert-danger");
- tpl.append(" Warning: File size is bigger than " + maxFileSize + "M");
- setTimeout((function(tpl) {
- return function() {
- tpl.remove();
- }
- })(tpl), 3000);
- return;
- }
-
- // Automatically upload the file once it is added to the queue
- var jqXHR;
- setTimeout(function() {
- jqXHR = data.submit();
- }, 10);
- },
- /*
- progress: function (e, data) {
- },
- */
- done: function(e, data) {
- if (data.result.Ok == true) {
- data.context.html("");
- Attach.addAttach(data.result.Item);
- } else {
- var re = data.result;
- data.context.html("");
- var tpl = $('');
- tpl.append('Error: ' + data.files[0].name + ' [' + formatFileSize(data.files[0].size) + '] ' + data.result.Msg);
- data.context.html(tpl);
- setTimeout((function(tpl) {
- return function() {
- tpl.remove();
- }
- })(tpl), 3000);
- }
- $("#uploadAttachMsg").scrollTop(1000);
- },
- fail: function(e, data) {
- data.context.html("");
- var tpl = $('');
- tpl.append('Error: ' + data.files[0].name + ' [' + formatFileSize(data.files[0].size) + '] ' + data.errorThrown);
- data.context.html(tpl);
- setTimeout((function(tpl) {
- return function() {
- tpl.remove();
- }
- })(tpl), 3000);
-
- $("#uploadAttachMsg").scrollTop(1000);
- }
- });
-
- //-------------------
- // 已经过时, 没有avatar了
-
- var $msg2 = $('#avatarUploadMsg');
- $('#uploadAvatar').fileupload({
- dataType: 'json',
- dropZone: $('#dropAvatar'),
- pasteZone: '',
- add: function(e, data) {
- var tpl = $('');
-
- // Append the file name and file size
- tpl.append(data.files[0].name + ' [' + formatFileSize(data.files[0].size) + ']');
-
- // Add the HTML to the UL element
- $msg2.html(tpl);
- data.context = $msg2;
-
- // 检查文件大小
- var size = data.files[0].size;
- var maxFileSize = +GlobalConfigs["uploadAvatarSize"] || 100;
- if(typeof size == 'number' && size > 1024 * 1024 * maxFileSize) {
- tpl.find("img").remove();
- tpl.removeClass("alert-info").addClass("alert-danger");
- tpl.append(" Warning: File size is bigger than " + maxFileSize + "M");
- setTimeout((function(tpl) {
- return function() {
- tpl.remove();
- }
- })(tpl), 3000);
- return;
- }
-
- // Automatically upload the file once it is added to the queue
- var jqXHR;
- setTimeout(function() {
- jqXHR = data.submit();
- }, 10);
- },
- done: function(e, data) {
- if (data.result.Ok == true) {
- data.context.html("");
- var re = data.result;
- $("#avatar").attr("src", UrlPrefix + "/" + re.Id);
- } else {
- var re = data.result;
- data.context.html("");
- var tpl = $('');
- tpl.append('Error: ' + data.files[0].name + ' [' + formatFileSize(data.files[0].size) + '] ' + data.result.Msg);
- data.context.html(tpl);
- setTimeout((function(tpl) {
- return function() {
- tpl.remove();
- }
- })(tpl), 3000);
- }
- },
- fail: function(e, data) {
- data.context.html("");
- var tpl = $('');
- tpl.append('Error: ' + data.files[0].name + ' [' + formatFileSize(data.files[0].size) + '] ' + data.errorThrown);
- data.context.html(tpl);
- setTimeout((function(tpl) {
- return function() {
- tpl.remove();
- }
- })(tpl), 3000);
- }
- });
- };
-
- initUploader();
-});
// RequireJS configuration
/*global requirejs */
requirejs.config({
@@ -43008,14 +40251,7 @@ requirejs.config({
'google-code-prettify': 'bower-libs/google-code-prettify/src/prettify',
highlightjs: 'libs/highlight/highlight.pack',
'jquery-waitforimages': 'bower-libs/waitForImages/src/jquery.waitforimages',
- 'jquery-ui': 'bower-libs/jquery-ui/ui/jquery-ui',
- 'jquery-ui-core': 'bower-libs/jquery-ui/ui/jquery.ui.core',
- 'jquery-ui-widget': 'bower-libs/jquery-ui/ui/jquery.ui.widget',
- 'jquery-ui-mouse': 'bower-libs/jquery-ui/ui/jquery.ui.mouse',
- 'jquery-ui-draggable': 'bower-libs/jquery-ui/ui/jquery.ui.draggable',
- 'jquery-ui-effect': 'bower-libs/jquery-ui/ui/jquery.ui.effect',
- 'jquery-ui-effect-slide': 'bower-libs/jquery-ui/ui/jquery.ui.effect-slide',
- // FileSaver: 'bower-libs/FileSaver/FileSaver',
+ FileSaver: 'bower-libs/FileSaver/FileSaver',
stacktrace: 'bower-libs/stacktrace/stacktrace',
'requirejs-text': 'bower-libs/requirejs-text/text',
'bootstrap-tour': 'bower-libs/bootstrap-tour/build/js/bootstrap-tour',
@@ -43047,16 +40283,8 @@ requirejs.config({
'flow-chart': 'bower-libs/flowchart/release/flowchart.amd-1.3.4.min',
flowchart: 'bower-libs/flowchart/release/flowchart-1.3.4.min',
monetizejs: 'bower-libs/monetizejs/src/monetize',
- 'to-markdown': 'bower-libs/to-markdown/src/to-markdown',
waitForImages: 'bower-libs/waitForImages/dist/jquery.waitforimages',
- MathJax: '../libs/MathJax/MathJax',
- alertify: 'bower-libs/alertify.js/lib/alertify',
- // life
- 'editor_drop_paste': 'app/editor_drop_paste',
- 'attachment_upload': 'app/attachment_upload',
- 'jquery.ui.widget': 'app/libs/jquery.ui.widget',
- 'fileupload': 'app/libs/jquery.fileupload',
- 'iframe-transport': 'app/libs/jquery.iframe-transport',
+ MathJax: '../libs/MathJax/MathJax'
},
shim: {
underscore: {
@@ -43105,35 +40333,19 @@ requirejs.config({
'bootstrap-record': [
'mousetrap'
],
- toMarkdown: {
- deps: [
-
- ],
- exports: 'toMarkdown'
- },
stacktrace: {
exports: 'printStackTrace'
},
- // FileSaver: {
- // exports: 'saveAs'
- // },
+ FileSaver: {
+ exports: 'saveAs'
+ },
MutationObservers: [
'WeakMap'
],
highlightjs: {
exports: 'hljs'
},
- 'bootstrap-tour': {
- deps: [
- 'bootstrap'
- ],
- exports: 'Tour'
- },
- bootstrap: [
-
- ],
'jquery-waitforimages': [
-
],
pagedown: [
'libs/Markdown.Converter'
@@ -43150,20 +40362,23 @@ requirejs.config({
Diagram: [
'raphael',
'diagram-grammar'
- ],
- // life
- 'fileupload': {deps: ['jquery.ui.widget', 'iframe-transport']},
+ ]
}
});
window.viewerMode = false;
// Keep the theme in a global variable
-window.__theme = 'default';
-window.baseDir = ''; // life
-var themeModule = "less!themes/" + window.__theme;
+window.theme = 'default';
+var themeModule = "less!themes/" + window.theme;
+/*
if(window.baseDir.indexOf('-min') !== -1) {
- themeModule = "css!themes/" + window.__theme;
+ themeModule = "css!themes/" + window.theme;
}
+*/
+
+window.getMsg || (getMsg = function(msg) {
+ return msg;
+});
// RequireJS entry point. By requiring synchronizer, publisher, sharing and
// media-importer, we are actually loading all the modules
@@ -43177,9 +40392,7 @@ require([
// "sharing",
// "mediaImporter",
"css",
- "rangy-cssclassapplier",
- // "editor_drop_paste",
- // "attachment_upload"
+ "rangy-cssclassapplier"
// ,themeModule // 生产模式
], function( rangy, core) {
if(window.noStart) {
diff --git a/public/md/main.min.js b/public/md/main.min.js
index 422a896a..0e29baed 100644
--- a/public/md/main.min.js
+++ b/public/md/main.min.js
@@ -1,21 +1,16 @@
-function diff_match_patch(){this.Diff_Timeout=1,this.Diff_EditCost=4,this.Match_Threshold=.5,this.Match_Distance=1e3,this.Patch_DeleteThreshold=.5,this.Patch_Margin=4,this.Match_MaxBits=32}window.rangy=function(){function t(t,e){var n=typeof t[e];return n==h||!(n!=u||!t[e])||"unknown"==n}function e(t,e){return!(typeof t[e]!=u||!t[e])}function n(t,e){return typeof t[e]!=f}function r(t){return function(e,n){for(var r=n.length;r--;)if(!t(e,n[r]))return!1;return!0}}function i(t){return t&&v(t,m)&&b(t,g)}function a(t){window.alert("Rangy not supported in your browser. 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