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<?php |
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namespace Upress\EzCache\FileOptimizer; |
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|
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use Upress\EzCache\Cache; |
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use Upress\EzCache\ThirdParty\Minify_CSS_UriRewriter; |
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|
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abstract class BaseFileOptimizer { |
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static $FILE_TYPE = ''; |
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|
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function optimize( $html ) { |
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return $html; |
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} |
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|
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/** |
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* Check if the files is on a different host |
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* |
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* @param string $url |
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* |
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* @return bool |
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*/ |
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function is_external_file( $url ) { |
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$file = wp_parse_url( $url ); |
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$wp_content = wp_parse_url( WP_CONTENT_URL ); |
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|
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// URL has domain and domain is not part of the internal domains. |
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if ( isset( $file['host'] ) && ! empty( $file['host'] ) && $file['host'] != $wp_content['host'] ) { |
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return true; |
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} |
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|
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// URL has no domain and doesn't contain the WP_CONTENT path or wp-includes. |
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if ( ! isset( $file['host'] ) && ! preg_match( '#(' . $wp_content['path'] . '|wp-includes)#', $file['path'] ) ) { |
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return true; |
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} |
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|
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return false; |
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} |
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|
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/** |
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* Get a path to the file by URL ignoring the query string |
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* |
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* @param string $url |
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* |
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* @return bool|string |
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*/ |
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function get_file_path( $url ) { |
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return Cache::url_to_path( strtok( $url, '?' ) ); |
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} |
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|
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/** |
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* Determines if it is a file excluded from minification |
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* |
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* @param array $tag Tag corresponding to a JS file. |
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* |
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* @return bool True if it is a file excluded, false otherwise |
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*/ |
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function is_minify_excluded_file( $tag ) { |
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// File should not be minified. |
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if ( false !== strpos( $tag[0], 'data-minify=' ) || false !== strpos( $tag[0], 'data-no-minify=' ) ) { |
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return true; |
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} |
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|
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$file_path = $this->get_url_component( $tag[2], PHP_URL_PATH ); |
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|
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if ( static::$FILE_TYPE && pathinfo( $file_path, PATHINFO_EXTENSION ) !== static::$FILE_TYPE ) { |
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return true; |
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} |
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|
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$excluded_files = apply_filters( 'ezcache_excluded_minify_files', [] ); |
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if ( ! empty( $excluded_files ) ) { |
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if ( preg_match( '/^(' . preg_quote( $excluded_files, '/' ) . ')$/', $file_path ) ) { |
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return true; |
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} |
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} |
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|
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return false; |
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} |
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|
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/** |
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* Finds nodes matching the pattern in the HTML |
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* |
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* @param string $pattern Pattern to match. |
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* @param string $html HTML content. |
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* |
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* @return bool|array |
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*/ |
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protected function find( $pattern, $html ) { |
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$html_nocomments = preg_replace( '/<!--(.*)-->/Uis', '', $html ); |
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preg_match_all( '/' . $pattern . '/Umsi', $html_nocomments, $matches, PREG_SET_ORDER ); |
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|
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if ( empty( $matches ) ) { |
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return false; |
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} |
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|
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return $matches; |
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} |
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|
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/** |
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* Rewrites the paths inside the CSS file content |
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* |
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* @param string $file File path. |
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* @param string $content File content. |
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* |
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* @return string |
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*/ |
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public function rewrite_paths( $file, $content ) { |
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return Minify_CSS_UriRewriter::rewrite( $content, dirname( $file ) ); |
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} |
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|
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public function get_url_component( $url, $component = -1 ) { |
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return _get_component_from_parsed_url_array( wp_parse_url( $url ), $component ); |
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} |
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} |
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