/** * Flushes cache * * @return boolean */ function flush() { $cache = $this->_get_cache(); // used to debug - which plugin calls flush all the time and breaks // performance if ($this->_config->get_boolean('minify.debug')) { Minify_Core::log('Minify flush called from'); Minify_Core::log(json_encode(debug_backtrace())); } return $cache->flush(); }
/** * Processes script tag * * @param unknown $script_tag * @return void */ private function process_script_tag($script_tag, $script_tag_number) { if ($this->debug) { Minify_Core::log('processing tag ' . substr($script_tag, 0, 150)); } $tag_pos = strpos($this->buffer, $script_tag); if ($tag_pos === false) { // script is external but not found, skip processing it error_log('script not found:' . $script_tag); Minify_Core::log('script not found:' . $script_tag); return; } $match = null; if (!preg_match('~<script\\s+[^<>]*src=["\']?([^"\'> ]+)["\'> ]~is', $script_tag, $match)) { $match = null; } if (is_null($match)) { $data = array('script_tag_original' => $script_tag, 'script_tag_new' => $script_tag, 'script_tag_number' => $script_tag_number, 'script_tag_pos' => $tag_pos, 'should_replace' => false, 'buffer' => $this->buffer); $data = apply_filters('w3tc_minify_js_do_local_script_minification', $data); $this->buffer = $data['buffer']; if ($data['should_replace']) { $this->buffer = substr_replace($this->buffer, $data['script_tag_new'], $tag_pos, strlen($script_tag)); } // it's not external script, have to flush what we have before it if ($this->debug) { Minify_Core::log('its not src=, flushing'); } $this->flush_collected($script_tag); if (preg_match('~</head>~is', $script_tag, $match)) { $this->group_type = 'body'; } return; } $script_src = $match[1]; $script_src = Util_Environment::url_relative_to_full($script_src); $file = Util_Environment::url_to_docroot_filename($script_src); $step1 = $this->minify_helpers->is_file_for_minification($file); $step2 = !in_array($file, $this->ignore_js_files); $do_tag_minification = $step1 && $step2; $do_tag_minification = apply_filters('w3tc_minify_js_do_tag_minification', $do_tag_minification, $script_tag, $file); if (!$do_tag_minification) { if ($this->debug) { Minify_Core::log('file ' . $file . ' didnt pass minification check:' . ' file_for_min: ' . ($step1 ? 'true' : 'false') . ' ignore_js_files: ' . ($step2 ? 'true' : 'false')); } $data = array('script_tag_original' => $script_tag, 'script_tag_new' => $script_tag, 'script_tag_number' => $script_tag_number, 'script_tag_pos' => $tag_pos, 'script_src' => $script_src, 'should_replace' => false, 'buffer' => $this->buffer); $data = apply_filters('w3tc_minify_js_do_excluded_tag_script_minification', $data); $this->buffer = $data['buffer']; if ($data['should_replace']) { $this->buffer = substr_replace($this->buffer, $data['script_tag_new'], $tag_pos, strlen($script_tag)); } $this->flush_collected($script_tag); return; } $this->debug_minified_urls[] = $file; $this->buffer = substr_replace($this->buffer, '', $tag_pos, strlen($script_tag)); // for head group - put minified file at the place of first script // for body - put at the place of last script, to make as more DOM // objects available as possible if (count($this->files_to_minify) <= 0 || $this->group_type == 'body') { $this->embed_pos = $tag_pos; } $this->files_to_minify[] = $file; }
/** * Sends error response * * @param string $error * @param boolean $handle * @param integer $status * @return void */ public static function debug_error($error) { $c = Dispatcher::config(); $debug = $c->get_boolean('minify.debug'); if ($debug) { Minify_Core::log($error); echo "\r\n/* " . htmlspecialchars($error) . " */\r\n"; } }