mediawiki-extensions-Replac.../ReplaceTextJob.php
2011-02-16 14:40:34 +00:00

91 lines
2.8 KiB
PHP

<?php
/**
* Background job to replace text in a given page
* - based on /includes/RefreshLinksJob.php
*
* @author Yaron Koren
* @author Ankit Garg
*/
class ReplaceTextJob extends Job {
function __construct( $title, $params = '', $id = 0 ) {
parent::__construct( 'replaceText', $title, $params, $id );
}
/**
* Run a replaceText job
* @return boolean success
*/
function run() {
wfProfileIn( __METHOD__ );
if ( is_null( $this->title ) ) {
$this->error = "replaceText: Invalid title";
wfProfileOut( __METHOD__ );
return false;
}
if ( array_key_exists( 'move_page', $this->params ) ) {
global $wgUser;
$actual_user = $wgUser;
$wgUser = User::newFromId( $this->params['user_id'] );
$cur_page_name = $this->title->getText();
if ( $this->params['use_regex'] ) {
$new_page_name = preg_replace( "/".$this->params['target_str']."/U", $this->params['replacement_str'], $cur_page_name );
} else {
$new_page_name = str_replace( $this->params['target_str'], $this->params['replacement_str'], $cur_page_name );
}
$new_title = Title::newFromText( $new_page_name, $this->title->getNamespace() );
$reason = $this->params['edit_summary'];
$create_redirect = $this->params['create_redirect'];
$this->title->moveTo( $new_title, true, $reason, $create_redirect );
if ( $this->params['watch_page'] ) {
$article = new Article( $new_title );
$article->doWatch();
}
$wgUser = $actual_user;
} else {
$article = new Article( $this->title );
if ( !$article ) {
$this->error = 'replaceText: Article not found "' . $this->title->getPrefixedDBkey() . '"';
wfProfileOut( __METHOD__ );
return false;
}
wfProfileIn( __METHOD__ . '-replace' );
$article_text = $article->fetchContent();
$target_str = $this->params['target_str'];
$replacement_str = $this->params['replacement_str'];
$num_matches;
if ( $this->params['use_regex'] ) {
$new_text = preg_replace( '/'.$target_str.'/U', $replacement_str, $article_text, -1, $num_matches );
} else {
$new_text = str_replace( $target_str, $replacement_str, $article_text, $num_matches );
}
// if there's at least one replacement, modify the page,
// using the passed-in edit summary
if ( $num_matches > 0 ) {
// change global $wgUser variable to the one
// specified by the job only for the extent of
// this replacement
global $wgUser;
$actual_user = $wgUser;
$wgUser = User::newFromId( $this->params['user_id'] );
$edit_summary = $this->params['edit_summary'];
$flags = EDIT_MINOR;
if ( $wgUser->isAllowed( 'bot' ) )
$flags |= EDIT_FORCE_BOT;
$article->doEdit( $new_text, $edit_summary, $flags );
$wgUser = $actual_user;
}
wfProfileOut( __METHOD__ . '-replace' );
}
wfProfileOut( __METHOD__ );
return true;
}
}