MO

14	class MO extends Gettext_Translations {15 16		/**17		 * Number of plural forms.18		 *19		 * @var int20		 */21		public $_nplurals = 2;22 23		/**24		 * Loaded MO file.25		 *26		 * @var string27		 */28		private $filename = '';29 30		/**31		 * Returns the loaded MO file.32		 *33		 * @return string The loaded MO file.34		 */35		public function get_filename() {36			return $this->filename;37		}38 39		/**40		 * Fills up with the entries from MO file $filename41		 *42		 * @param string $filename MO file to load43		 * @return bool True if the import from file was successful, otherwise false.44		 */45		public function import_from_file( $filename ) {46			$reader = new POMO_FileReader( $filename );47 48			if ( ! $reader->is_resource() ) {49				return false;50			}51 52			$this->filename = (string) $filename;53 54			return $this->import_from_reader( $reader );55		}56 57		/**58		 * @param string $filename59		 * @return bool60		 */61		public function export_to_file( $filename ) {62			$fh = fopen( $filename, 'wb' );63			if ( ! $fh ) {64				return false;65			}66			$res = $this->export_to_file_handle( $fh );67			fclose( $fh );68			return $res;69		}70 71		/**72		 * @return string|false73		 */74		public function export() {75			$tmp_fh = fopen( 'php://temp', 'r+' );76			if ( ! $tmp_fh ) {77				return false;78			}79			$this->export_to_file_handle( $tmp_fh );80			rewind( $tmp_fh );81			return stream_get_contents( $tmp_fh );82		}83 84		/**85		 * @param Translation_Entry $entry86		 * @return bool87		 */88		public function is_entry_good_for_export( $entry ) {89			if ( empty( $entry->translations ) ) {90				return false;91			}92 93			if ( ! array_filter( $entry->translations ) ) {