图片同步

未解决: 从本地获取

node_modules/file.js

@@ -0,0 +1,87 @@
+var db = require('db');
+var fs = require('fs');
+var path = require('path');
+var Evt = require('evt');
+var User = require('user');
+var Common = require('common');
+var Images = db.images;
+
+function log(o) {
+	console.log(o);
+}
+/*
+type File struct {
+	FileId         bson.ObjectId `bson:"_id,omitempty"` //
+	UserId         bson.ObjectId `bson:"UserId"`
+	AlbumId        bson.ObjectId `bson:"AlbumId"`
+	Name           string        `Name`  // file name
+	Title          string        `Title` // file name or user defined for search
+	Size           int64         `Size`  // file size (byte)
+	Type           string        `Type`  // file type, "" = image, "doc" = word
+	Path           string        `Path`  // the file path
+	IsDefaultAlbum bool          `IsDefaultAlbum`
+	CreatedTime    time.Time     `CreatedTime`
+
+	FromFileId bson.ObjectId `bson:"FromFileId,omitempty"` // copy from fileId, for collaboration
+}
+
+*/
+
+// 文件服务
+var File = {
+	// path是相对于项目路径
+	addImage: function(path, callback) {
+		var me = this;
+		var absolutePath = Evt.getBasePath() + '/' + path;
+		me._addImage(Common.objectId(), absolutePath, callback);
+	},
+
+	_addImage: function(fileId, absolutePath, callback) {
+		// var absolutePath = Evt.getBasePath() + '/' + path;
+		// 得到文件大小
+		var stat = fs.statSync(absolutePath);
+		var paths = absolutePath.split('/');
+		var name = paths[paths.length-1];
+		var names = name.split('.');
+		var ext = names[names.length-1];
+		var image = {
+			FileId: fileId,
+			Path: absolutePath,
+			Name: name,
+			UserId: User.getCurActiveUserId(),
+			Title: name,
+			Type: ext,
+			Size: stat && stat.size,
+			CreatedTime: new Date()
+		}
+		Images.insert(image, function(err, doc) {
+			log(err);
+			if(err) {
+				callback && callback(false);
+			} else {
+				callback && callback(doc);
+			}
+		})
+	},
+
+	addImageForce: function(fileId, path, callback) {
+		var me = this;
+		// 先删除之, 可能是本地有记录, 但是文件没了
+		Images.remove({FileId: fileId}, function() { 
+			me._addImage(fileId, path, callback);
+		});
+	},
+
+	// 获取图片本地路径
+	getImageLocalPath: function(fileId, callback) {
+		Images.findOne({FileId: fileId}, function(err, doc) {
+			if(!err && doc && doc.Path) { // FileLocalPath是相对于项目的路径
+				callback(true, doc.Path);
+			} else {
+				callback(false, false);
+			}
+		});
+	}
+};
+
+module.exports = File;