PHP DifferenceEngine::setReducedLineNumbers方法代码示例

 public function getData()
 {
     $db = wfGetDB(DB_MASTER);
     $conds = array('rt_page' => $this->handle->getTitle()->getArticleID(), 'rt_type' => RevTag::getType('tp:transver'));
     $options = array('ORDER BY' => 'rt_revision DESC');
     $translationRevision = $db->selectField('revtag', 'rt_value', $conds, __METHOD__, $options);
     if ($translationRevision === false) {
         throw new TranslationHelperException("No definition revision recorded");
     }
     $definitionTitle = Title::makeTitleSafe($this->handle->getTitle()->getNamespace(), $this->handle->getKey() . '/' . $this->group->getSourceLanguage());
     if (!$definitionTitle || !$definitionTitle->exists()) {
         throw new TranslationHelperException("Definition page doesn't exist");
     }
     // Using newFromId instead of newFromTitle, because the page might have been renamed
     $oldrev = Revision::newFromId($translationRevision);
     if (!$oldrev) {
         throw new TranslationHelperException("Old definition version doesn't exist anymore");
     }
     $oldContent = $oldrev->getContent();
     $newContent = $this->getDefinitionContent();
     if (!$oldContent) {
         throw new TranslationHelperException("Old definition version doesn't exist anymore");
     }
     if (!$oldContent instanceof WikitextContent || !$newContent instanceof WikitextContent) {
         throw new TranslationHelperException('Can only work on Wikitext content');
     }
     if ($oldContent->equals($newContent)) {
         throw new TranslationHelperException('No changes');
     }
     $diff = new DifferenceEngine($this->context);
     if (method_exists('DifferenceEngine', 'setTextLanguage')) {
         $diff->setTextLanguage($this->group->getSourceLanguage());
     }
     $diff->setContent($oldContent, $newContent);
     $diff->setReducedLineNumbers();
     $diff->showDiffStyle();
     $html = $diff->getDiff($this->context->msg('tpt-diff-old')->escaped(), $this->context->msg('tpt-diff-new')->escaped());
     return array('value_old' => $oldContent->getNativeData(), 'value_new' => $newContent->getNativeData(), 'revisionid_old' => $oldrev->getId(), 'revisionid_new' => $definitionTitle->getLatestRevId(), 'language' => $this->group->getSourceLanguage(), 'html' => $html);
 }

	public function execute( $messages ) {
		global $wgOut, $wgLang;

		$this->out = $wgOut;

		// Set up diff engine
		$diff = new DifferenceEngine;
		$diff->showDiffStyle();
		$diff->setReducedLineNumbers();

		// Check whether we do processing
		$process = $this->allowProcess();

		// Initialise collection
		$group = $this->getGroup();
		$code = $this->getCode();
		$collection = $group->initCollection( $code );
		$collection->loadTranslations();

		$this->out->addHTML( $this->doHeader() );

		// Determine changes
		$alldone = $process;
		$changed = array();

		foreach ( $messages as $key => $value ) {
			$fuzzy = $old = false;

			if ( isset( $collection[$key] ) ) {
				$old = $collection[$key]->translation();
			}

			// No changes at all, ignore
			if ( strval( $old ) === strval( $value ) ) {
				continue;
			}

			if ( $old === false ) {
				$name = wfMsgHtml( 'translate-manage-import-new',
					'<code style="font-weight:normal;">' . htmlspecialchars( $key ) . '</code>'
				);
				$text = TranslateUtils::convertWhiteSpaceToHTML( $value );
				$changed[] = self::makeSectionElement( $name, 'new', $text );
			} else {
				$diff->setText( $old, $value );
				$text = $diff->getDiff( '', '' );
				$type = 'changed';

				global $wgRequest;
				$action = $wgRequest->getVal( self::escapeNameForPHP( "action-$type-$key" ) );

				if ( $process ) {
					if ( !count( $changed ) ) {
						$changed[] = '<ul>';
					}

					if ( $action === null ) {
						$message = wfMsgExt( 'translate-manage-inconsistent', 'parseinline', wfEscapeWikiText( "action-$type-$key" ) );
						$changed[] = "<li>$message</li></ul>";
						$process = false;
					} else {
						// Check processing time
						if ( !isset( $this->time ) ) {
							$this->time = wfTimestamp();
						}

						$message = self::doAction(
							$action,
							$group,
							$key,
							$code,
							$value
						);

						$key = array_shift( $message );
						$params = $message;
						$message = wfMsgExt( $key, 'parseinline', $params );
						$changed[] = "<li>$message</li>";

						if ( $this->checkProcessTime() ) {
							$process = false;
							$duration = $wgLang->formatNum( $this->processingTime );
							$message = wfMsgExt( 'translate-manage-toolong', 'parseinline', $duration );
							$changed[] = "<li>$message</li></ul>";
						}
						continue;
					}
				}

				$alldone = false;

				$actions = $this->getActions();
				$defaction = $this->getDefaultAction( $fuzzy, $action );

				$act = array();

				foreach ( $actions as $action ) {
					$label = wfMsg( "translate-manage-action-$action" );
					$name = self::escapeNameForPHP( "action-$type-$key" );
					$id = Sanitizer::escapeId( "action-$key-$action" );
//.........这里部分代码省略.........

 protected function getLastDiff()
 {
     // Shortcuts
     $title = $this->handle->getTitle();
     $latestRevId = $title->getLatestRevID();
     $previousRevId = $title->getPreviousRevisionID($latestRevId);
     $latestRev = Revision::newFromTitle($title, $latestRevId);
     $previousRev = Revision::newFromTitle($title, $previousRevId);
     $diffText = '';
     if ($latestRev && $previousRev) {
         $latest = $latestRev->getText();
         $previous = $previousRev->getText();
         if ($previous !== $latest) {
             $diff = new DifferenceEngine();
             if (method_exists('DifferenceEngine', 'setTextLanguage')) {
                 $diff->setTextLanguage($this->getTargetLanguage());
             }
             $diff->setText($previous, $latest);
             $diff->setReducedLineNumbers();
             $diff->showDiffStyle();
             $diffText = $diff->getDiff(false, false);
         }
     }
     if (!$latestRev) {
         return null;
     }
     global $wgUser;
     $user = $latestRev->getUserText(Revision::FOR_THIS_USER, $wgUser);
     $comment = $latestRev->getComment();
     if ($diffText === '') {
         if (strval($comment) !== '') {
             $text = wfMessage('translate-dynagroup-byc', $user, $comment)->escaped();
         } else {
             $text = wfMessage('translate-dynagroup-by', $user)->escaped();
         }
     } else {
         if (strval($comment) !== '') {
             $text = wfMessage('translate-dynagroup-lastc', $user, $comment)->escaped();
         } else {
             $text = wfMessage('translate-dynagroup-last', $user)->escaped();
         }
     }
     return TranslateUtils::fieldset($text, $diffText, array('class' => 'mw-sp-translate-latestchange'));
 }

 protected function showChanges($allowed, $limit)
 {
     global $wgContLang;
     $diff = new DifferenceEngine($this->getContext());
     $diff->showDiffStyle();
     $diff->setReducedLineNumbers();
     $this->diff = $diff;
     $out = $this->getOutput();
     $out->addHtml('' . Html::openElement('form', array('method' => 'post')) . Html::hidden('title', $this->getPageTitle()->getPrefixedText()) . Html::hidden('token', $this->getUser()->getEditToken()) . $this->getLegend());
     // The above count as two
     $limit = $limit - 2;
     $changefile = TranslateUtils::cacheFile(self::CHANGEFILE);
     $reader = CdbReader::open($changefile);
     $groups = unserialize($reader->get('#keys'));
     foreach ($groups as $id) {
         $group = MessageGroups::getGroup($id);
         if (!$group) {
             continue;
         }
         $changes = unserialize($reader->get($id));
         $out->addHtml(Html::element('h2', array(), $group->getLabel()));
         // Reduce page existance queries to one per group
         $lb = new LinkBatch();
         $ns = $group->getNamespace();
         $isCap = MWNamespace::isCapitalized($ns);
         foreach ($changes as $code => $subchanges) {
             foreach ($subchanges as $messages) {
                 foreach ($messages as $params) {
                     // Constructing title objects is way slower
                     $key = $params['key'];
                     if ($isCap) {
                         $key = $wgContLang->ucfirst($key);
                     }
                     $lb->add($ns, "{$key}/{$code}");
                 }
             }
         }
         $lb->execute();
         foreach ($changes as $code => $subchanges) {
             foreach ($subchanges as $type => $messages) {
                 foreach ($messages as $params) {
                     $change = $this->formatChange($group, $code, $type, $params, $limit);
                     $out->addHtml($change);
                     if ($limit <= 0) {
                         // We need to restrict the changes per page per form submission
                         // limitations as well as performance.
                         $out->wrapWikiMsg("<div class=warning>\n\$1\n</div>", 'translate-smg-more');
                         break 4;
                     }
                 }
             }
         }
     }
     $attribs = array('type' => 'submit', 'class' => 'mw-translate-smg-submit');
     if (!$allowed) {
         $attribs['disabled'] = 'disabled';
         $attribs['title'] = $this->msg('translate-smg-notallowed')->text();
     }
     $button = Html::element('button', $attribs, $this->msg('translate-smg-submit')->text());
     $out->addHtml($button);
     $out->addHtml(Html::closeElement('form'));
 }

 protected function getPageDiff()
 {
     $this->mustBeKnownMessage();
     $title = $this->handle->getTitle();
     $key = $this->handle->getKey();
     if (!$title->exists()) {
         return null;
     }
     $definitionTitle = Title::makeTitleSafe($title->getNamespace(), "{$key}/en");
     if (!$definitionTitle || !$definitionTitle->exists()) {
         return null;
     }
     $db = wfGetDB(DB_MASTER);
     $conds = array('rt_page' => $title->getArticleID(), 'rt_type' => RevTag::getType('tp:transver'));
     $options = array('ORDER BY' => 'rt_revision DESC');
     $latestRevision = $definitionTitle->getLatestRevID();
     $translationRevision = $db->selectField('revtag', 'rt_value', $conds, __METHOD__, $options);
     if ($translationRevision === false) {
         return null;
     }
     // Using newFromId instead of newFromTitle, because the page might have been renamed
     $oldrev = Revision::newFromId($translationRevision);
     if (!$oldrev) {
         // And someone might still have deleted it
         return null;
     }
     $oldtext = ContentHandler::getContentText($oldrev->getContent());
     $newContent = Revision::newFromTitle($definitionTitle, $latestRevision)->getContent();
     $newtext = ContentHandler::getContentText($newContent);
     if ($oldtext === $newtext) {
         return null;
     }
     $diff = new DifferenceEngine();
     if (method_exists('DifferenceEngine', 'setTextLanguage')) {
         $diff->setTextLanguage($this->group->getSourceLanguage());
     }
     $oldContent = ContentHandler::makeContent($oldtext, $diff->getTitle());
     $newContent = ContentHandler::makeContent($newtext, $diff->getTitle());
     $diff->setContent($oldContent, $newContent);
     $diff->setReducedLineNumbers();
     $diff->showDiffStyle();
     return $diff->getDiff(wfMessage('tpt-diff-old')->escaped(), wfMessage('tpt-diff-new')->escaped());
 }

 /**
  * Displays the sections and changes for the user to review
  * @param TranslatablePage $page
  * @param array $sections
  */
 public function showPage(TranslatablePage $page, array $sections)
 {
     global $wgContLang;
     $out = $this->getOutput();
     $out->setSubtitle(Linker::link($page->getTitle()));
     $out->addModules('ext.translate.special.pagetranslation');
     $out->addWikiMsg('tpt-showpage-intro');
     $formParams = array('method' => 'post', 'action' => $this->getPageTitle()->getFullURL(), 'class' => 'mw-tpt-sp-markform');
     $out->addHTML(Xml::openElement('form', $formParams) . Html::hidden('title', $this->getPageTitle()->getPrefixedText()) . Html::hidden('revision', $page->getRevision()) . Html::hidden('target', $page->getTitle()->getPrefixedtext()) . Html::hidden('token', $this->getUser()->getEditToken()));
     $out->wrapWikiMsg('==$1==', 'tpt-sections-oldnew');
     $diffOld = $this->msg('tpt-diff-old')->escaped();
     $diffNew = $this->msg('tpt-diff-new')->escaped();
     $hasChanges = false;
     // Check whether page title was previously marked for translation.
     // If the page is marked for translation the first time, default to checked.
     $defaultChecked = $page->hasPageDisplayTitle();
     /**
      * @var TPSection $s
      */
     foreach ($sections as $s) {
         if ($s->name === 'Page display title') {
             // Set section type as new if title previously unchecked
             $s->type = $defaultChecked ? $s->type : 'new';
             // Checkbox for page title optional translation
             $this->getOutput()->addHTML(Xml::checkLabel($this->msg('tpt-translate-title')->text(), 'translatetitle', 'mw-translate-title', $defaultChecked));
         }
         if ($s->type === 'new') {
             $hasChanges = true;
             $name = $this->msg('tpt-section-new', $s->name)->escaped();
         } else {
             $name = $this->msg('tpt-section', $s->name)->escaped();
         }
         if ($s->type === 'changed') {
             $hasChanges = true;
             $diff = new DifferenceEngine();
             if (method_exists('DifferenceEngine', 'setTextLanguage')) {
                 $diff->setTextLanguage($wgContLang);
             }
             $diff->setReducedLineNumbers();
             $oldContent = ContentHandler::makeContent($s->getOldText(), $diff->getTitle());
             $newContent = ContentHandler::makeContent($s->getText(), $diff->getTitle());
             $diff->setContent($oldContent, $newContent);
             $text = $diff->getDiff($diffOld, $diffNew);
             $diffOld = $diffNew = null;
             $diff->showDiffStyle();
             $id = "tpt-sect-{$s->id}-action-nofuzzy";
             $checkLabel = Xml::checkLabel($this->msg('tpt-action-nofuzzy')->text(), $id, $id, false);
             $text = $checkLabel . $text;
         } else {
             $text = TranslateUtils::convertWhiteSpaceToHTML($s->getText());
         }
         # For changed text, the language is set by $diff->setTextLanguage()
         $lang = $s->type === 'changed' ? null : $wgContLang;
         $out->addHTML(MessageWebImporter::makeSectionElement($name, $s->type, $text, $lang));
     }
     $deletedSections = $page->getParse()->getDeletedSections();
     if (count($deletedSections)) {
         $hasChanges = true;
         $out->wrapWikiMsg('==$1==', 'tpt-sections-deleted');
         /**
          * @var TPSection $s
          */
         foreach ($deletedSections as $s) {
             $name = $this->msg('tpt-section-deleted', $s->id)->escaped();
             $text = TranslateUtils::convertWhiteSpaceToHTML($s->getText());
             $out->addHTML(MessageWebImporter::makeSectionElement($name, $s->type, $text, $wgContLang));
         }
     }
     // Display template changes if applicable
     if ($page->getMarkedTag() !== false) {
         $hasChanges = true;
         $newTemplate = $page->getParse()->getTemplatePretty();
         $oldPage = TranslatablePage::newFromRevision($page->getTitle(), $page->getMarkedTag());
         $oldTemplate = $oldPage->getParse()->getTemplatePretty();
         if ($oldTemplate !== $newTemplate) {
             $out->wrapWikiMsg('==$1==', 'tpt-sections-template');
             $diff = new DifferenceEngine();
             if (method_exists('DifferenceEngine', 'setTextLanguage')) {
                 $diff->setTextLanguage($wgContLang);
             }
             $oldContent = ContentHandler::makeContent($oldTemplate, $diff->getTitle());
             $newContent = ContentHandler::makeContent($newTemplate, $diff->getTitle());
             $diff->setContent($oldContent, $newContent);
             $text = $diff->getDiff($this->msg('tpt-diff-old')->escaped(), $this->msg('tpt-diff-new')->escaped());
             $diff->showDiffStyle();
             $diff->setReducedLineNumbers();
             $contentParams = array('class' => 'mw-tpt-sp-content');
             $out->addHTML(Xml::tags('div', $contentParams, $text));
         }
     }
     if (!$hasChanges) {
         $out->wrapWikiMsg('<div class="successbox">$1</div>', 'tpt-mark-nochanges');
     }
     $this->priorityLanguagesForm($page);
     $out->addHTML(Xml::submitButton($this->msg('tpt-submit')->text()) . Xml::closeElement('form'));
//.........这里部分代码省略.........

 /**
  * @todo Very long code block; split up.
  *
  * @param $group MessageGroup
  * @param $code
  */
 public function importForm($group, $code)
 {
     $this->setSubtitle($group, $code);
     $formParams = array('method' => 'post', 'action' => $this->getTitle()->getFullURL(array('group' => $group->getId())), 'class' => 'mw-translate-manage');
     global $wgRequest, $wgLang;
     if ($wgRequest->wasPosted() && $wgRequest->getBool('process', false) && $this->user->isAllowed('translate-manage') && $this->user->matchEditToken($wgRequest->getVal('token'))) {
         $process = true;
     } else {
         $process = false;
     }
     $this->out->addHTML(Xml::openElement('form', $formParams) . Html::hidden('title', $this->getTitle()->getPrefixedText()) . Html::hidden('token', $this->user->editToken()) . Html::hidden('group', $group->getId()) . Html::hidden('process', 1));
     // BEGIN
     $cache = new MessageGroupCache($group, $code);
     if (!$cache->exists() && $code === 'en') {
         $cache->create();
     }
     $collection = $group->initCollection($code);
     $collection->loadTranslations();
     $diff = new DifferenceEngine();
     $diff->showDiffStyle();
     $diff->setReducedLineNumbers();
     $ignoredMessages = $collection->getTags('ignored');
     if (!is_array($ignoredMessages)) {
         $ignoredMessages = array();
     }
     $messages = $group->load($code);
     $changed = array();
     foreach ($messages as $key => $value) {
         // ignored? ignore!
         if (in_array($key, $ignoredMessages)) {
             continue;
         }
         $fuzzy = $old = false;
         if (isset($collection[$key])) {
             $old = $collection[$key]->translation();
         }
         // No changes at all, ignore.
         if (str_replace(TRANSLATE_FUZZY, '', $old) === $value) {
             continue;
         }
         if ($old === false) {
             $name = wfMsgHtml('translate-manage-import-new', '<code style="font-weight:normal;">' . htmlspecialchars($key) . '</code>');
             $text = TranslateUtils::convertWhiteSpaceToHTML($value);
             $changed[] = MessageWebImporter::makeSectionElement($name, 'new', $text);
         } else {
             if (TranslateEditAddons::hasFuzzyString($old)) {
                 // NO-OP
             } else {
                 $transTitle = MessageWebImporter::makeTranslationTitle($group, $key, $code);
                 if (TranslateEditAddons::isFuzzy($transTitle)) {
                     $old = TRANSLATE_FUZZY . $old;
                 }
             }
             $diff->setText($old, $value);
             $text = $diff->getDiff('', '');
             $type = 'changed';
             if ($process) {
                 if (!count($changed)) {
                     $changed[] = '<ul>';
                 }
                 $action = $wgRequest->getVal(MessageWebImporter::escapeNameForPHP("action-{$type}-{$key}"));
                 if ($action === null) {
                     $message = wfMsgExt('translate-manage-inconsistent', 'parseinline', wfEscapeWikiText("action-{$type}-{$key}"));
                     $changed[] = "<li>{$message}</li></ul>";
                     $process = false;
                 } else {
                     // Initialise processing time counter.
                     if (!isset($this->time)) {
                         $this->time = wfTimestamp();
                     }
                     $fuzzybot = FuzzyBot::getUser();
                     $message = MessageWebImporter::doAction($action, $group, $key, $code, $value, '', $fuzzybot, EDIT_FORCE_BOT);
                     $key = array_shift($message);
                     $params = $message;
                     $message = wfMsgExt($key, 'parseinline', $params);
                     $changed[] = "<li>{$message}</li>";
                     if ($this->checkProcessTime()) {
                         $process = false;
                         $duration = $wgLang->formatNum($this->processingTime);
                         $message = wfMsgExt('translate-manage-toolong', 'parseinline', $duration);
                         $changed[] = "<li>{$message}</li></ul>";
                     }
                     continue;
                 }
             }
             if ($code !== 'en') {
                 $actions = array('import', 'conflict', 'ignore');
             } else {
                 $actions = array('import', 'fuzzy', 'ignore');
             }
             $act = array();
             if ($this->user->isAllowed('translate-manage')) {
                 $defaction = $fuzzy ? 'conflict' : 'import';
                 foreach ($actions as $action) {
//.........这里部分代码省略.........

 public function execute($messages)
 {
     $context = RequestContext::getMain();
     $this->out = $context->getOutput();
     // Set up diff engine
     $diff = new DifferenceEngine();
     $diff->showDiffStyle();
     $diff->setReducedLineNumbers();
     // Check whether we do processing
     $process = $this->allowProcess();
     // Initialise collection
     $group = $this->getGroup();
     $code = $this->getCode();
     $collection = $group->initCollection($code);
     $collection->loadTranslations();
     $this->out->addHTML($this->doHeader());
     // Determine changes
     $alldone = $process;
     $changed = array();
     foreach ($messages as $key => $value) {
         $fuzzy = $old = false;
         if (isset($collection[$key])) {
             $old = $collection[$key]->translation();
         }
         // No changes at all, ignore
         if (strval($old) === strval($value)) {
             continue;
         }
         if ($old === false) {
             $para = '<code class="mw-tmi-new">' . htmlspecialchars($key) . '</code>';
             $name = $context->msg('translate-manage-import-new')->rawParams($para)->escaped();
             $text = TranslateUtils::convertWhiteSpaceToHTML($value);
             $changed[] = self::makeSectionElement($name, 'new', $text);
         } else {
             $oldContent = ContentHandler::makeContent($old, $diff->getTitle());
             $newContent = ContentHandler::makeContent($value, $diff->getTitle());
             $diff->setContent($oldContent, $newContent);
             $text = $diff->getDiff('', '');
             $type = 'changed';
             $action = $context->getRequest()->getVal(self::escapeNameForPHP("action-{$type}-{$key}"));
             if ($process) {
                 if (!count($changed)) {
                     $changed[] = '<ul>';
                 }
                 if ($action === null) {
                     $message = $context->msg('translate-manage-inconsistent', wfEscapeWikiText("action-{$type}-{$key}"))->parse();
                     $changed[] = "<li>{$message}</li></ul>";
                     $process = false;
                 } else {
                     // Check processing time
                     if (!isset($this->time)) {
                         $this->time = wfTimestamp();
                     }
                     $message = self::doAction($action, $group, $key, $code, $value);
                     $key = array_shift($message);
                     $params = $message;
                     $message = $context->msg($key, $params)->parse();
                     $changed[] = "<li>{$message}</li>";
                     if ($this->checkProcessTime()) {
                         $process = false;
                         $message = $context->msg('translate-manage-toolong')->numParams($this->processingTime)->parse();
                         $changed[] = "<li>{$message}</li></ul>";
                     }
                     continue;
                 }
             }
             $alldone = false;
             $actions = $this->getActions();
             $defaction = $this->getDefaultAction($fuzzy, $action);
             $act = array();
             // Give grep a chance to find the usages:
             // translate-manage-action-import, translate-manage-action-conflict,
             // translate-manage-action-ignore, translate-manage-action-fuzzy
             foreach ($actions as $action) {
                 $label = $context->msg("translate-manage-action-{$action}")->text();
                 $name = self::escapeNameForPHP("action-{$type}-{$key}");
                 $id = Sanitizer::escapeId("action-{$key}-{$action}");
                 $act[] = Xml::radioLabel($label, $name, $action, $id, $action === $defaction);
             }
             $param = '<code class="mw-tmi-diff">' . htmlspecialchars($key) . '</code>';
             $name = $context->msg('translate-manage-import-diff', $param, implode(' ', $act))->text();
             $changed[] = self::makeSectionElement($name, $type, $text);
         }
     }
     if (!$process) {
         $collection->filter('hastranslation', false);
         $keys = $collection->getMessageKeys();
         $diff = array_diff($keys, array_keys($messages));
         foreach ($diff as $s) {
             $para = '<code class="mw-tmi-deleted">' . htmlspecialchars($s) . '</code>';
             $name = $context->msg('translate-manage-import-deleted')->rawParams($para)->escaped();
             $text = TranslateUtils::convertWhiteSpaceToHTML($collection[$s]->translation());
             $changed[] = self::makeSectionElement($name, 'deleted', $text);
         }
     }
     if ($process || !count($changed) && $code !== 'en') {
         if (!count($changed)) {
             $this->out->addWikiMsg('translate-manage-nochanges-other');
         }
         if (!count($changed) || strpos($changed[count($changed) - 1], '<li>') !== 0) {
//.........这里部分代码省略.........

	/**
	 * Displays the sections and changes for the user to review
	 * @param $page TranslatablePage
	 * @param $sections array
	 */
	public function showPage( TranslatablePage $page, Array $sections ) {
		global $wgOut, $wgContLang;

		$wgOut->setSubtitle( $this->user->getSkin()->link( $page->getTitle() ) );
		$wgOut->addModules( 'ext.translate.special.pagetranslation' );

		$wgOut->addWikiMsg( 'tpt-showpage-intro' );

		$formParams = array(
			'method' => 'post',
			'action' => $this->getTitle()->getFullURL(),
			'class'  => 'mw-tpt-sp-markform',
		);

		$wgOut->addHTML(
			Xml::openElement( 'form', $formParams ) .
			Html::hidden( 'title', $this->getTitle()->getPrefixedText() ) .
			Html::hidden( 'revision', $page->getRevision() ) .
			Html::hidden( 'target', $page->getTitle()->getPrefixedtext() ) .
			Html::hidden( 'token', $this->user->editToken() )
		);

		$wgOut->wrapWikiMsg( '==$1==', 'tpt-sections-oldnew' );

		$diffOld = wfMsgHtml( 'tpt-diff-old' );
		$diffNew = wfMsgHtml( 'tpt-diff-new' );

		foreach ( $sections as $s ) {
			if ( $s->type === 'new' ) {
				$input = Xml::input( 'tpt-sect-' . $s->id, 15, $s->name );
				$name = wfMsgHtml( 'tpt-section-new', $input );
			} else {
				$name = wfMsgHtml( 'tpt-section', htmlspecialchars( $s->name ) );
			}

			if ( $s->type === 'changed' ) {
				$diff = new DifferenceEngine;
				if ( method_exists( 'DifferenceEngine', 'setTextLanguage' ) ) {
					$diff->setTextLanguage( $wgContLang );
				}
				$diff->setReducedLineNumbers();
				$diff->setText( $s->getOldText(), $s->getText() );
				$text = $diff->getDiff( $diffOld, $diffNew );
				$diffOld = $diffNew = null;
				$diff->showDiffStyle();

				$id = "tpt-sect-{$s->id}-action-nofuzzy";
				$text = Xml::checkLabel( wfMsg( 'tpt-action-nofuzzy' ), $id, $id, false ) . $text;
			} else {
				$text = TranslateUtils::convertWhiteSpaceToHTML( $s->getText() );
			}

			# For changed text, the language is set by $diff->setTextLanguage()
			$lang = $s->type === 'changed' ? null : $wgContLang;
			$wgOut->addHTML( MessageWebImporter::makeSectionElement( $name, $s->type, $text, $lang ) );
		}

		$deletedSections = $page->getParse()->getDeletedSections();
		if ( count( $deletedSections ) ) {
			$wgOut->wrapWikiMsg( '==$1==', 'tpt-sections-deleted' );

			foreach ( $deletedSections as $s ) {
				$name = wfMsgHtml( 'tpt-section-deleted', htmlspecialchars( $s->id ) );
				$text = TranslateUtils::convertWhiteSpaceToHTML( $s->getText() );
				$wgOut->addHTML( MessageWebImporter::makeSectionElement( $name, $s->type, $text, $wgContLang ) );
			}
		}

		// Display template changes if applicable
		if ( $page->getMarkedTag() !== false ) {
			$newTemplate = $page->getParse()->getTemplatePretty();
			$oldPage = TranslatablePage::newFromRevision( $page->getTitle(), $page->getMarkedTag() );
			$oldTemplate = $oldPage->getParse()->getTemplatePretty();

			if ( $oldTemplate !== $newTemplate ) {
				$wgOut->wrapWikiMsg( '==$1==', 'tpt-sections-template' );

				$diff = new DifferenceEngine;
				if ( method_exists( 'DifferenceEngine', 'setTextLanguage' ) ) {
					$diff->setTextLanguage( $wgContLang );
				}
				$diff->setText( $oldTemplate, $newTemplate );
				$text = $diff->getDiff( wfMsgHtml( 'tpt-diff-old' ), wfMsgHtml( 'tpt-diff-new' ) );
				$diff->showDiffStyle();
				$diff->setReducedLineNumbers();

				$contentParams = array( 'class' => 'mw-tpt-sp-content' );
				$wgOut->addHTML( Xml::tags( 'div', $contentParams, $text ) );
			}
		}

		$wgOut->addHTML(
			Xml::submitButton( wfMsg( 'tpt-submit' ) ) .
			Xml::closeElement( 'form' )
		);
//.........这里部分代码省略.........