maintenance/parserTestsStaticParserHook.php

   1 <?php
   2 /**
   3  * A basic extension that's used by the parser tests to test whether the parser
   4  * calls extensions when they're called inside comments, it shouldn't do that
   5  *
   6  * Copyright © 2005, 2006 Ævar Arnfjörð Bjarmason
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License along
  19  * with this program; if not, write to the Free Software Foundation, Inc.,
  20  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  21  * http://www.gnu.org/copyleft/gpl.html
  22  *
  23  * @file
  24  * @ingroup Maintenance
  25  * @author Ævar Arnfjörð Bjarmason <avarab@gmail.com>
  26  */
  27
  28 class ParserTestStaticParserHook {
  29         static function setup( &$parser ) {
  30                 $parser->setHook( 'statictag', array( __CLASS__, 'hook' ) );
  31
  32                 return true;
  33         }
  34
  35         static function hook( $in, $argv, $parser ) {
  36                 if ( ! count( $argv ) ) {
  37                         $parser->static_tag_buf = $in;
  38                         return '';
  39                 } else if ( count( $argv ) === 1 && isset( $argv['action'] )
  40                         && $argv['action'] === 'flush' && $in === null )
  41                 {
  42                         // Clear the buffer, we probably don't need to
  43                         if ( isset( $parser->static_tag_buf ) ) {
  44                                 $tmp = $parser->static_tag_buf;
  45                         } else {
  46                                 $tmp = '';
  47                         }
  48                         $parser->static_tag_buf = null;
  49                         return $tmp;
  50                 } else
  51                         // wtf?
  52                         return
  53                                 "\nCall this extension as <statictag>string</statictag> or as" .
  54                                 " <statictag action=flush/>, not in any other way.\n" .
  55                                 "text: " . var_export( $in, true ) . "\n" .
  56                                 "argv: " . var_export( $argv, true ) . "\n";
  57         }
  58 }