first commit

plugins/sfMinifyPlugin/lib/helper/SfMinifyHelper.php

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+<?php
+
+set_include_path(sfConfig::get('sf_root_dir').'/plugins/sfMinifyPlugin/lib/minify/'.PATH_SEPARATOR.get_include_path());
+
+/**
+ * Return one <script> tag for all javascripts configured in view.yml or added to the response object.
+ *
+ * You can use this helper to decide the location of javascripts in pages.
+ * By default, if you don't call this helper, symfony will automatically include javascripts before </head>.
+ * Calling this helper disables this behavior.
+ *
+ * @return string <script> tag
+ */
+function minify_get_javascripts($response, $minify)
+{
+   $ignore = array('/stCategoryTreePlugin/js/jquery-1.3.2.min.js' => true, '/stCategoryTreePlugin/js/jquery-no-conflict.js' => true);
+
+   $html = '';
+
+   $response->setParameter('javascripts_included', true, 'symfony/view/asset');
+
+   $already_seen = array();
+
+   $minify_files = array();
+
+   $hash = '';
+
+   $last_modified = 0;
+
+   $remoteFiles = [];
+
+   foreach (array('first', '', 'last') as $position)
+   {
+      foreach ($response->getJavascripts($position) as $files)
+      {
+         if (!is_array($files))
+         {
+            $files = array($files);
+         }
+
+         foreach ($files as $file)
+         {
+            if (isset($already_seen[$file]) || isset($ignore[$file]))
+            {
+               continue;
+            }
+
+            if (preg_match('/^(http|https):\/\//', $file))
+            {
+               $remoteFiles[] = $file;
+               continue;
+            }
+
+            $already_seen[$file] = 1;
+
+            $file = javascript_path($file);
+
+            if ($minify)
+            {
+               $hash .= $file;
+
+               $file = sfConfig::get('sf_web_dir').$file;
+
+               $minify_files[] = $file;
+
+               $fmt = filemtime($file);
+
+               if ($fmt > $last_modified)
+               {
+                  $last_modified = $fmt;
+               }
+            }
+            else
+            {
+               $html .= javascript_include_tag($file);
+            }
+         }
+      }
+   }
+
+   if (!$minify)
+   {
+      return $html;
+   }
+
+   $filename = _minify_compute_filename(md5($hash), 'js');
+
+   $output_file = sfConfig::get('sf_web_dir').DIRECTORY_SEPARATOR.'cache'.DIRECTORY_SEPARATOR.'js'.DIRECTORY_SEPARATOR.$filename;
+
+   _minify_files($minify_files, $last_modified, $output_file);
+
+   $content = content_tag('script', '', array('src' => '/cache/js/'.$filename.'?lm='.$last_modified, 'type' => 'text/javascript'));
+
+   foreach ($remoteFiles as $remoteFile)
+   {
+      $content .= content_tag('script', '', ['src' => $remoteFile, 'type' => 'text/javascript']);
+   }
+
+   return $content;
+}
+
+/**
+ * Print <script> tag for all javascripts configured in view.yml or added to the response object.
+ *
+ * @see minify_get_javascripts()
+ */
+function minify_include_javascripts()
+{
+   echo minify_get_javascripts();
+}
+
+/**
+ * Return one <link> tag for all stylesheets configured in view.yml or added to the response object.
+ *
+ * You can use this helper to decide the location of stylesheets in pages.
+ * By default, if you don't call this helper, symfony will automatically include stylesheets before </head>.
+ * Calling this helper disables this behavior.
+ *
+ * @return string <link> tags
+ */
+function minify_get_stylesheets($response, $minify, $output_folder = 'cache/css')
+{
+   $response->setParameter('stylesheets_included', true, 'symfony/view/asset');
+
+   $already_seen = array();
+
+   $minify_files = array();
+
+   $hash = '';
+
+   $last_modified = 0;
+
+   $html = '';
+
+   foreach (array('first', '', 'last') as $position)
+   {
+      foreach ($response->getStylesheets($position) as $file => $options)
+      {
+         if (isset($already_seen[$file]))
+         {
+            continue;
+         }
+
+         $already_seen[$file] = 1;
+
+         $file = stylesheet_path($file);
+
+         if ($minify)
+         {
+
+            $hash .= $file;
+
+            $file_path = sfConfig::get('sf_web_dir').$file;
+
+            $fmt = filemtime($file_path);
+
+            if ($fmt > $last_modified)
+            {
+               $last_modified = $fmt;
+            }
+
+            $minify_files[] = $file_path;
+         }
+         else
+         {
+            $html .= stylesheet_tag($file, $options);
+         }
+      }
+   }
+
+   if (!$minify)
+   {
+      return $html;
+   }
+
+   $filename = _minify_compute_filename(md5($hash), 'css');
+
+   $output_file = sfConfig::get('sf_web_dir').'/'.$output_folder.'/'.$filename;
+
+   _minify_files($minify_files, $last_modified, $output_file);
+
+   return 
+      tag('link', array('href' => '/'.$output_folder.'/'.$filename.'?lm='.$last_modified, 'rel' => 'preload', 'as' => 'style'))."\n"
+      .tag('link', array('href' => '/'.$output_folder.'/'.$filename.'?lm='.$last_modified, 'rel' => 'stylesheet', 'type' => 'text/css'));
+}
+
+function minify_get_less($response, $output_folder = 'cache/less')
+{
+   $holder = $response->getParameterHolder();
+
+   $last_modified = 0;
+
+   $hash = '';
+
+   foreach (array('first', '', 'last') as $position)
+   {
+      foreach ($holder->getAll('helper/asset/auto/less'.($position ? '/'.$position : '')) as $file => $options)
+      {
+         $file = stylesheet_path($file);
+
+         $hash .= $file;
+
+         $file_path = sfConfig::get('sf_web_dir').'/'.$file;
+
+         $fmt = filemtime($file_path);
+
+         if ($fmt > $last_modified)
+         {
+            $last_modified = $fmt;
+         }
+
+         $minify_files[] = $file_path;
+      }
+   }
+
+   $filename = _minify_compute_filename(md5($hash), 'less');
+
+   $output_file = sfConfig::get('sf_web_dir').'/'.$output_folder.'/'.$filename;
+
+   _minify_files($minify_files, $last_modified, $output_file);
+
+   return tag('link', array('href' => '/'.$output_folder.'/'.$filename.'?lm='.$last_modified, 'rel' => 'stylesheet/less'))."\n";
+}
+
+/**
+ * Print <link> tag for all stylesheets configured in view.yml or added to the response object.
+ *
+ * @see minify_get_stylesheets()
+ */
+function minify_include_stylesheets()
+{
+   echo minify_get_stylesheets();
+}
+
+function _minify_files($files, $last_modified, $output_file)
+{
+   $is_file = is_file($output_file);
+
+   if (!$is_file || $is_file && filemtime($output_file) < $last_modified)
+   {
+      require_once 'Minify.php';
+
+      $data = Minify::serve('Files', array('files' => $files, 'encodeOutput' => false, 'quiet' => true, 'encodeLevel' => 5));
+
+      $output_dir = dirname($output_file);
+
+      if (!file_exists($output_dir))
+      {
+         mkdir($output_dir, 0755, true);
+      }
+
+      file_put_contents($output_file, $data['content']);
+   }
+}
+
+function _minify_compute_filename($filename, $ext)
+{
+   return $filename.'.'.$ext;
+}