5 Description: Minifies resources (Javascript and CSS)
7 Author: Craig Andrews <candrews@integralblue.com>
8 Author URI: http://candrews.integralblue.com/
12 * StatusNet - the distributed open-source microblogging tool
13 * Copyright (C) 2009, StatusNet, Inc.
15 * This program is free software: you can redistribute it and/or modify
16 * it under the terms of the GNU Affero General Public License as published by
17 * the Free Software Foundation, either version 3 of the License, or
18 * (at your option) any later version.
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU Affero General Public License for more details.
25 * You should have received a copy of the GNU Affero General Public License
26 * along with this program. If not, see <http://www.gnu.org/licenses/>.
30 * @package MinifyPlugin
31 * @maintainer Craig Andrews <candrews@integralblue.com>
34 if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
36 // We bundle the minify library...
37 set_include_path(get_include_path() . PATH_SEPARATOR . dirname(__FILE__) . '/extlib/minify/min/lib');
39 class MinifyPlugin extends Plugin
41 private $minifyInlineJs = true;
42 private $minifyInlineCss = true;
44 const cacheKey = 'minify';
47 * Add Minification related paths to the router table
49 * Hook for RouterInitialized event.
51 * @return boolean hook return
54 function onStartInitializeRouter($m)
56 $m->connect('main/min',
57 array('action' => 'minify'));
61 function onAutoload($cls)
66 require_once(INSTALLDIR.'/plugins/Minify/' . strtolower(mb_substr($cls, 0, -6)) . '.php');
73 function onLoginAction($action, &$login)
85 function onStartScriptElement($action,&$src,&$type) {
86 $url = parse_url($src);
87 if( empty($url['scheme']) && empty($url['host']) && empty($url['query']) && empty($url['fragment']))
89 $src = $this->minifyUrl($src);
93 function onStartCssLinkElement($action,&$src,&$theme,&$media) {
94 $allowThemeMinification =
95 is_null(common_config('theme', 'dir'))
96 && is_null(common_config('theme', 'path'))
97 && is_null(common_config('theme', 'server'));
98 $url = parse_url($src);
99 if( empty($url['scheme']) && empty($url['host']) && empty($url['query']) && empty($url['fragment']))
102 $theme = common_config('site', 'theme');
104 if($allowThemeMinification && file_exists(INSTALLDIR.'/local/theme/'.$theme.'/'.$src)) {
105 $src = $this->minifyUrl('local/theme/'.$theme.'/'.$src);
106 } else if($allowThemeMinification && file_exists(INSTALLDIR.'/theme/'.$theme.'/'.$src)) {
107 $src = $this->minifyUrl('theme/'.$theme.'/'.$src);
108 }else if(file_exists(INSTALLDIR.'/'.$src)){
109 $src = $this->minifyUrl($src);
114 function onStartInlineScriptElement($action,&$code,&$type)
116 if($this->minifyInlineJs && $type=='text/javascript'){
117 $c = common_memcache();
119 $cacheKey = common_cache_key(self::cacheKey . ':' . crc32($code));
120 $out = $c->get($cacheKey);
123 $out = $this->minifyJs($code);
126 $c->set($cacheKey, $out);
134 function onStartStyleElement($action,&$code,&$type,&$media)
136 if($this->minifyInlineCss && $type=='text/css'){
137 $c = common_memcache();
139 $cacheKey = common_cache_key(self::cacheKey . ':' . crc32($code));
140 $out = $c->get($cacheKey);
143 $out = $this->minifyCss($code);
146 $c->set($cacheKey, $out);
154 function minifyUrl($src) {
155 return common_local_url('minify',null,array('f' => $src ,v => STATUSNET_VERSION));
158 static function minifyJs($code) {
159 require_once('JSMin.php');
160 return JSMin::minify($code);
163 static function minifyCss($code, $options = array()) {
164 require_once('Minify/CSS.php');
165 return Minify_CSS::minify($code,$options);
168 function onPluginVersion(&$versions)
170 $versions[] = array('name' => 'Minify',
171 'version' => STATUSNET_VERSION,
172 'author' => 'Craig Andrews',
173 'homepage' => 'http://status.net/wiki/Plugin:Minify',
175 _m('The Minify plugin minifies your CSS and Javascript, removing whitespace and comments.'));