protected function getTranslationPageDiff() {
global $wgEnablePageTranslation;
if ( !$wgEnablePageTranslation ) {
return null;
}
$this->mustBeKnownMessage();
if ( !$this->group instanceof WikiPageMessageGroup ) {
return null;
}
// Shortcuts
$code = $this->handle->getCode();
$key = $this->handle->getKey();
// TODO: encapsulate somewhere
$page = TranslatablePage::newFromTitle( $this->group->getTitle() );
$rev = $page->getTransRev( "$key/$code" );
$latest = $page->getMarkedTag();
if ( $rev === $latest ) {
return null;
}
$oldpage = TranslatablePage::newFromRevision( $this->group->getTitle(), $rev );
$oldtext = $newtext = null;
foreach ( $oldpage->getParse()->getSectionsForSave() as $section ) {
if ( $this->group->getTitle()->getPrefixedDBKey() . '/' . $section->id === $key ) {
$oldtext = $section->getTextForTrans();
}
}
foreach ( $page->getParse()->getSectionsForSave() as $section ) {
if ( $this->group->getTitle()->getPrefixedDBKey() . '/' . $section->id === $key ) {
$newtext = $section->getTextForTrans();
}
}
if ( $oldtext === $newtext ) {
return null;
}
$diff = new DifferenceEngine;
if ( method_exists( 'DifferenceEngine', 'setTextLanguage' ) ) {
$diff->setTextLanguage( $this->group->getSourceLanguage() );
}
$diff->setText( $oldtext, $newtext );
$diff->setReducedLineNumbers();
$diff->showDiffStyle();
return $diff->getDiff( wfMsgHtml( 'tpt-diff-old' ), wfMsgHtml( 'tpt-diff-new' ) );
}
public static function sourceExport(RequestContext $context, TranslateTask $task = null, MessageGroup $group, array $options)
{
if ($task || $options['taction'] !== 'export' || !$group instanceof WikiPageMessageGroup) {
return true;
}
$page = TranslatablePage::newFromTitle($group->getTitle());
$collection = $group->initCollection($options['language']);
$collection->loadTranslations(DB_MASTER);
$text = $page->getParse()->getTranslationPageText($collection);
$display = $page->getPageDisplayTitle($options['language']);
if ($display) {
$text = "{{DISPLAYTITLE:{$display}}}{$text}";
}
$output = Html::element('textarea', array('rows' => 25), $text);
$context->getOutput()->addHtml($output);
return false;
}
