Merge branch '0.9.x' of gitorious.org:statusnet/mainline into 1.0.x

[quix0rs-gnu-social.git] / plugins / Minify / MinifyPlugin.php

diff --git a/plugins/Minify/MinifyPlugin.php b/plugins/Minify/MinifyPlugin.php
index 4d37fbc708d354ca0b088bb06fd6dde1662b53db..cfed0779baf37f94a1fcb932967e47b2f2e7c333 100644 (file)
--- a/plugins/Minify/MinifyPlugin.php
+++ b/plugins/Minify/MinifyPlugin.php
@@ -29,12 +29,20 @@ Author URI: http://candrews.integralblue.com/
 /**
  * @package MinifyPlugin
  * @maintainer Craig Andrews <candrews@integralblue.com>
+ * @copyright 2009 Free Software Foundation, Inc http://www.fsf.org
  */
 
 if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
 
+// We bundle the minify library...
+set_include_path(get_include_path() . PATH_SEPARATOR . dirname(__FILE__) . '/extlib/minify/min/lib');
+
 class MinifyPlugin extends Plugin
 {
+    private $minifyInlineJs = true;
+    private $minifyInlineCss = true;
+
+    const cacheKey = 'minify';
 
     /**
      * Add Minification related paths to the router table
@@ -43,7 +51,6 @@ class MinifyPlugin extends Plugin
      *
      * @return boolean hook return
      */
-
     function onStartInitializeRouter($m)
     {
         $m->connect('main/min',
@@ -77,25 +84,99 @@ class MinifyPlugin extends Plugin
 
     function onStartScriptElement($action,&$src,&$type) {
         $url = parse_url($src);
-        if( empty($url->scheme) && empty($url->host) && empty($url->query) && empty($url->fragment))
+        if( empty($url['scheme']) && empty($url['host']) && empty($url['query']) && empty($url['fragment']))
         {
-            $src = common_path('main/min?f='.$src.'&v=' . STATUSNET_VERSION);
+            if (strpos($src, 'plugins/') === 0 || strpos($src, 'local/') === 0) {
+                $src = $this->minifyUrl($src);
+            } else {
+                $src = $this->minifyUrl('js/'.$src);
+            }
         }
     }
 
     function onStartCssLinkElement($action,&$src,&$theme,&$media) {
+        $allowThemeMinification =
+            is_null(common_config('theme', 'dir'))
+            && is_null(common_config('theme', 'path'))
+            && is_null(common_config('theme', 'server'));
         $url = parse_url($src);
-        if( empty($url->scheme) && empty($url->host) && empty($url->query) && empty($url->fragment))
+        if( empty($url['scheme']) && empty($url['host']) && empty($url['query']) && empty($url['fragment']))
         {
-            if(file_exists(Theme::file($src,$theme))){
-                //src is a relative path, so we can do minification
-                if(isset($theme)) {
-                    $src = common_path('main/min?f=theme/'.$theme.'/'.$src.'&v=' . STATUSNET_VERSION);
-                } else {
-                    $src = common_path('main/min?f=theme/default/'.$src.'&v=' . STATUSNET_VERSION);
-                }
+            if(!isset($theme)) {
+                $theme = common_config('site', 'theme');
+            }
+            if($allowThemeMinification && file_exists(INSTALLDIR.'/local/theme/'.$theme.'/'.$src)) {
+                $src = $this->minifyUrl('local/theme/'.$theme.'/'.$src);
+            } else if($allowThemeMinification && file_exists(INSTALLDIR.'/theme/'.$theme.'/'.$src)) {
+                $src = $this->minifyUrl('theme/'.$theme.'/'.$src);
+            }else if(file_exists(INSTALLDIR.'/'.$src)){
+                $src = $this->minifyUrl($src);
             }
         }
     }
-}
 
+    function onStartInlineScriptElement($action,&$code,&$type)
+    {
+        if($this->minifyInlineJs && $type=='text/javascript'){
+            $c = Cache::instance();
+            if (!empty($c)) {
+                $cacheKey = Cache::key(self::cacheKey . ':' . crc32($code));
+                $out = $c->get($cacheKey);
+            }
+            if(empty($out)) {
+                $out = $this->minifyJs($code);
+            }
+            if (!empty($c)) {
+                $c->set($cacheKey, $out);
+            }
+            if(!empty($out)) {
+                $code = $out;
+            }
+        }
+    }
+
+    function onStartStyleElement($action,&$code,&$type,&$media)
+    {
+        if($this->minifyInlineCss && $type=='text/css'){
+            $c = Cache::instance();
+            if (!empty($c)) {
+                $cacheKey = Cache::key(self::cacheKey . ':' . crc32($code));
+                $out = $c->get($cacheKey);
+            }
+            if(empty($out)) {
+                $out = $this->minifyCss($code);
+            }
+            if (!empty($c)) {
+                $c->set($cacheKey, $out);
+            }
+            if(!empty($out)) {
+                $code = $out;
+            }
+        }
+    }
+
+    function minifyUrl($src) {
+        return common_local_url('minify',null,array('f' => $src ,v => STATUSNET_VERSION));
+    }
+
+    static function minifyJs($code) {
+        require_once('JSMin.php');
+        return JSMin::minify($code);
+    }
+
+    static function minifyCss($code, $options = array()) {
+        require_once('Minify/CSS.php');
+        return Minify_CSS::minify($code,$options);
+    }
+
+    function onPluginVersion(&$versions)
+    {
+        $versions[] = array('name' => 'Minify',
+                            'version' => STATUSNET_VERSION,
+                            'author' => 'Craig Andrews',
+                            'homepage' => 'http://status.net/wiki/Plugin:Minify',
+                            'rawdescription' =>
+                            _m('The Minify plugin minifies StatusNet\'s CSS and JavaScript, removing whitespace and comments.'));
+        return true;
+    }
+}