options = $options; $this->local_cache = $local_cache; $this->minify_key = $this->options->get( 'minify_css_key', create_rocket_uniqid() ); $this->excluded_files = $this->get_excluded_files(); $this->init_base_path_and_url(); } /** * Get all files to exclude from minification/concatenation. * * @since 2.11 * * @return string */ protected function get_excluded_files() { $excluded_files = $this->options->get( 'exclude_css', [] ); /** * Filters CSS files to exclude from minification/concatenation. * * @since 2.6 * * @param array $excluded_files List of excluded CSS files. */ $excluded_files = (array) apply_filters( 'rocket_exclude_css', $excluded_files ); if ( empty( $excluded_files ) ) { return ''; } foreach ( $excluded_files as $i => $excluded_file ) { $excluded_files[ $i ] = str_replace( '#', '\#', $excluded_file ); } return implode( '|', $excluded_files ); } /** * Returns the CDN zones. * * @since 3.1 * * @return array */ public function get_zones() { return [ 'all', 'css_and_js', self::FILE_TYPE ]; } /** * Gets the minify URL * * @since 3.1 * * @param string $filename Minified filename. * @param string $original_url Original URL for this file. Optional. * * @return string */ protected function get_minify_url( $filename, $original_url = '' ) { $minify_url = $this->minify_base_url . $filename; /** * Filters CSS file URL with CDN hostname * * @since 2.1 * * @param string $minify_url Minified file URL. * @param string $original_url Original URL for this file. */ return apply_filters( 'rocket_css_url', $minify_url, $original_url ); } /** * Determines if it is a file excluded from minification * * @since 2.11 * * @param array $tag Tag corresponding to a CSS file. * * @return bool True if it is a file excluded, false otherwise */ protected function is_minify_excluded_file( array $tag ) { if ( ! isset( $tag[0], $tag['url'] ) ) { return true; } // File should not be minified. if ( false !== strpos( $tag[0], 'data-minify=' ) || false !== strpos( $tag[0], 'data-no-minify=' ) ) { return true; } if ( false !== strpos( $tag[0], 'media=' ) && ! preg_match( '/media=["\'](?:\s*|[^"\']*?\b(all|screen)\b[^"\']*?)["\']/i', $tag[0] ) ) { return true; } $file = wp_parse_url( $tag['url'] ); $file_path = isset( $file['path'] ) ? $file['path'] : ''; $host = isset( $file['host'] ) ? $file['host'] : ''; // File extension is not css. if ( pathinfo( $file_path, PATHINFO_EXTENSION ) !== self::FILE_TYPE ) { return true; } if ( ! empty( $this->excluded_files ) ) { // File is excluded from minification/concatenation. if ( preg_match( '#^(' . $this->excluded_files . ')$#', $file_path ) ) { return true; } if ( preg_match( '#^(' . $this->excluded_files . ')$#', $host ) ) { return true; } if ( preg_match( '#^(' . $this->excluded_files . ')$#', $host . $file_path ) ) { return true; } } return false; } }