mirror of
https://github.com/percona/percona-toolkit.git
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87 lines
2.6 KiB
Perl
87 lines
2.6 KiB
Perl
# This program is copyright 2012-2013 Percona Inc.
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# Feedback and improvements are welcome.
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#
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# THIS PROGRAM IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED
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# WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
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# MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation, version 2; OR the Perl Artistic License. On UNIX and similar
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# systems, you can issue `man perlgpl' or `man perlartistic' to read these
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# licenses.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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# Place, Suite 330, Boston, MA 02111-1307 USA.
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# ###########################################################################
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# Percona::WebAPI::Representation package
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# ###########################################################################
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{
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package Percona::WebAPI::Representation;
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eval {
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use JSON;
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};
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require Exporter;
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our @ISA = qw(Exporter);
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our @EXPORT_OK = qw(
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as_hashref
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as_json
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as_config
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);
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sub as_hashref {
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my ($resource, %args) = @_;
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# Copy the object into a new hashref.
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my $as_hashref = { %$resource };
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# Delete the links because they're just for client-side use
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# and the caller should be sending this object, not getting it.
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# But sometimes for testing we want to keep the links.
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if ( !defined $args{with_links} || !$args{with_links} ) {
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delete $as_hashref->{links};
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}
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return $as_hashref;
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}
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sub as_json {
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my ($resource, %args) = @_;
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my $json = $args{json} || JSON->new;
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$json->allow_blessed([]);
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$json->convert_blessed([]);
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my $text = $json->encode(
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ref $resource eq 'ARRAY' ? $resource : as_hashref($resource, %args)
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);
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if ( $args{json} && $text ) { # for testing
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chomp($text);
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$text .= "\n";
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}
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return $text;
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}
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sub as_config {
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my $resource = shift;
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if ( !$resource->isa('Percona::WebAPI::Resource::Config') ) {
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die "Only Config resources can be represented as config.\n";
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}
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my $as_hashref = as_hashref($resource);
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my $options = $as_hashref->{options};
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my $config = join("\n",
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map { defined $options->{$_} ? "$_=$options->{$_}" : "$_" }
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sort keys %$options
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) . "\n";
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return $config;
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}
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1;
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}
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# ###########################################################################
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# End Percona::WebAPI::Representation package
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# ###########################################################################
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