/**
* Show the new revision of the page.
*/
public function renderNewRevision()
{
$out = $this->getOutput();
$revHeader = $this->getRevisionHeader($this->mNewRev);
# Add "current version as of X" title
$out->addHTML("<hr class='diff-hr' id='mw-oldid' />\n\t\t<h2 class='diff-currentversion-title'>{$revHeader}</h2>\n");
# Page content may be handled by a hooked call instead...
# @codingStandardsIgnoreStart Ignoring long lines.
if (Hooks::run('ArticleContentOnDiff', [$this, $out])) {
$this->loadNewText();
$out->setRevisionId($this->mNewid);
$out->setRevisionTimestamp($this->mNewRev->getTimestamp());
$out->setArticleFlag(true);
// NOTE: only needed for B/C: custom rendering of JS/CSS via hook
if ($this->mNewPage->isCssJsSubpage() || $this->mNewPage->isCssOrJsPage()) {
// This needs to be synchronised with Article::showCssOrJsPage(), which sucks
// Give hooks a chance to customise the output
// @todo standardize this crap into one function
if (ContentHandler::runLegacyHooks('ShowRawCssJs', [$this->mNewContent, $this->mNewPage, $out], '1.24')) {
// NOTE: deprecated hook, B/C only
// use the content object's own rendering
$cnt = $this->mNewRev->getContent();
$po = $cnt ? $cnt->getParserOutput($this->mNewRev->getTitle(), $this->mNewRev->getId()) : null;
if ($po) {
$out->addParserOutputContent($po);
}
}
} elseif (!Hooks::run('ArticleContentViewCustom', [$this->mNewContent, $this->mNewPage, $out])) {
// Handled by extension
} elseif (!ContentHandler::runLegacyHooks('ArticleViewCustom', [$this->mNewContent, $this->mNewPage, $out], '1.21')) {
// NOTE: deprecated hook, B/C only
// Handled by extension
} else {
// Normal page
if ($this->getTitle()->equals($this->mNewPage)) {
// If the Title stored in the context is the same as the one
// of the new revision, we can use its associated WikiPage
// object.
$wikiPage = $this->getWikiPage();
} else {
// Otherwise we need to create our own WikiPage object
$wikiPage = WikiPage::factory($this->mNewPage);
}
$parserOutput = $this->getParserOutput($wikiPage, $this->mNewRev);
# WikiPage::getParserOutput() should not return false, but just in case
if ($parserOutput) {
// Allow extensions to change parser output here
if (Hooks::run('DifferenceEngineRenderRevisionAddParserOutput', [$this, $out, $parserOutput, $wikiPage])) {
$out->addParserOutput($parserOutput);
}
}
}
}
# @codingStandardsIgnoreEnd
// Allow extensions to optionally not show the final patrolled link
if (Hooks::run('DifferenceEngineRenderRevisionShowFinalPatrolLink')) {
# Add redundant patrol link on bottom...
$out->addHTML($this->markPatrolledLink());
}
}
/**
* @param Title $title
* @return null|string
*/
protected function getContent($title)
{
if (!$title->isCssJsSubpage() && !$title->isCssOrJsPage()) {
return null;
}
$revision = Revision::newFromTitle($title, false, Revision::READ_NORMAL);
if (!$revision) {
return null;
}
$content = $revision->getContent(Revision::RAW);
if (!$content) {
wfDebugLog('resourceloader', __METHOD__ . ': failed to load content of JS/CSS page!');
return null;
}
$model = $content->getModel();
if ($model !== CONTENT_MODEL_CSS && $model !== CONTENT_MODEL_JAVASCRIPT) {
wfDebugLog('resourceloader', __METHOD__ . ': bad content model $model for JS/CSS page!');
return null;
}
return $content->getNativeData();
//NOTE: this is safe, we know it's JS or CSS
}
/**
* @param Title $title
* @return null|string
*/
protected function getContent($title)
{
if (!$title->isCssJsSubpage() && !$title->isCssOrJsPage()) {
return null;
}
$revision = Revision::newFromTitle($title, false, Revision::READ_NORMAL);
if (!$revision) {
return null;
}
$content = $revision->getContent(Revision::RAW);
if (!$content) {
wfDebugLog('resourceloader', __METHOD__ . ': failed to load content of JS/CSS page!');
return null;
}
if ($content->isSupportedFormat(CONTENT_FORMAT_JAVASCRIPT)) {
return $content->serialize(CONTENT_FORMAT_JAVASCRIPT);
} elseif ($content->isSupportedFormat(CONTENT_FORMAT_CSS)) {
return $content->serialize(CONTENT_FORMAT_CSS);
} else {
wfDebugLog('resourceloader', __METHOD__ . ": bad content model {$content->getModel()} for JS/CSS page!");
return null;
}
}
/**
* Get the rendered text for previewing.
* @return string
*/
function getPreviewText()
{
global $wgOut, $wgUser, $wgParser, $wgRawHtml;
wfProfileIn(__METHOD__);
if ($wgRawHtml && !$this->mTokenOk) {
// Could be an offsite preview attempt. This is very unsafe if
// HTML is enabled, as it could be an attack.
$parsedNote = '';
if ($this->textbox1 !== '') {
// Do not put big scary notice, if previewing the empty
// string, which happens when you initially edit
// a category page, due to automatic preview-on-open.
$parsedNote = $wgOut->parse("<div class='previewnote'>" . wfMsg('session_fail_preview_html') . "</div>", true, true);
}
wfProfileOut(__METHOD__);
return $parsedNote;
}
if ($this->mTriedSave && !$this->mTokenOk) {
if ($this->mTokenOkExceptSuffix) {
$note = wfMsg('token_suffix_mismatch');
} else {
$note = wfMsg('session_fail_preview');
}
} elseif ($this->incompleteForm) {
$note = wfMsg('edit_form_incomplete');
} else {
$note = wfMsg('previewnote');
}
$parserOptions = ParserOptions::newFromUser($wgUser);
$parserOptions->setEditSection(false);
$parserOptions->setTidy(true);
$parserOptions->setIsPreview(true);
$parserOptions->setIsSectionPreview(!is_null($this->section) && $this->section !== '');
# don't parse non-wikitext pages, show message about preview
# XXX: stupid php bug won't let us use $this->getContextTitle()->isCssJsSubpage() here -- This note has been there since r3530. Sure the bug was fixed time ago?
if ($this->isCssJsSubpage || !$this->mTitle->isWikitextPage()) {
if ($this->mTitle->isCssJsSubpage()) {
$level = 'user';
} elseif ($this->mTitle->isCssOrJsPage()) {
$level = 'site';
} else {
$level = false;
}
# Used messages to make sure grep find them:
# Messages: usercsspreview, userjspreview, sitecsspreview, sitejspreview
if ($level) {
if (preg_match("/\\.css\$/", $this->mTitle->getText())) {
$previewtext = "<div id='mw-{$level}csspreview'>\n" . wfMsg("{$level}csspreview") . "\n</div>";
$class = "mw-code mw-css";
} elseif (preg_match("/\\.js\$/", $this->mTitle->getText())) {
$previewtext = "<div id='mw-{$level}jspreview'>\n" . wfMsg("{$level}jspreview") . "\n</div>";
$class = "mw-code mw-js";
} else {
throw new MWException('A CSS/JS (sub)page but which is not css nor js!');
}
}
$parserOutput = $wgParser->parse($previewtext, $this->mTitle, $parserOptions);
$previewHTML = $parserOutput->mText;
$previewHTML .= "<pre class=\"{$class}\" dir=\"ltr\">\n" . htmlspecialchars($this->textbox1) . "\n</pre>\n";
} else {
$rt = Title::newFromRedirectArray($this->textbox1);
if ($rt) {
$previewHTML = $this->mArticle->viewRedirect($rt, false);
} else {
$toparse = $this->textbox1;
# If we're adding a comment, we need to show the
# summary as the headline
if ($this->section == "new" && $this->summary != "") {
$toparse = wfMsgForContent('newsectionheaderdefaultlevel', $this->summary) . "\n\n" . $toparse;
}
wfRunHooks('EditPageGetPreviewText', array($this, &$toparse));
$parserOptions->enableLimitReport();
$toparse = $wgParser->preSaveTransform($toparse, $this->mTitle, $wgUser, $parserOptions);
$parserOutput = $wgParser->parse($toparse, $this->mTitle, $parserOptions);
$previewHTML = $parserOutput->getText();
$this->mParserOutput = $parserOutput;
$wgOut->addParserOutputNoText($parserOutput);
if (count($parserOutput->getWarnings())) {
$note .= "\n\n" . implode("\n\n", $parserOutput->getWarnings());
}
}
}
if ($this->isConflict) {
$conflict = '<h2 id="mw-previewconflict">' . htmlspecialchars(wfMsg('previewconflict')) . "</h2>\n";
} else {
$conflict = '<hr />';
}
$previewhead = "<div class='previewnote'>\n" . '<h2 id="mw-previewheader">' . htmlspecialchars(wfMsg('preview')) . "</h2>" . $wgOut->parse($note, true, true) . $conflict . "</div>\n";
$pageLang = $this->mTitle->getPageLanguage();
$attribs = array('lang' => $pageLang->getCode(), 'dir' => $pageLang->getDir(), 'class' => 'mw-content-' . $pageLang->getDir());
$previewHTML = Html::rawElement('div', $attribs, $previewHTML);
wfProfileOut(__METHOD__);
return $previewhead . $previewHTML . $this->previewTextAfterContent;
}
/**
* Should the parser cache be used?
*
* @param $user User The relevant user
* @return boolean
*/
public function isParserCacheUsed(User $user, $oldid)
{
global $wgEnableParserCache;
return $wgEnableParserCache && $user->getStubThreshold() == 0 && $this->exists() && empty($oldid) && !$this->mTitle->isCssOrJsPage() && !$this->mTitle->isCssJsSubpage();
}
/**
* Get the rendered text for previewing.
* @throws MWException
* @return string
*/
function getPreviewText()
{
global $wgOut, $wgUser, $wgRawHtml, $wgLang;
global $wgAllowUserCss, $wgAllowUserJs;
wfProfileIn(__METHOD__);
if ($wgRawHtml && !$this->mTokenOk) {
// Could be an offsite preview attempt. This is very unsafe if
// HTML is enabled, as it could be an attack.
$parsedNote = '';
if ($this->textbox1 !== '') {
// Do not put big scary notice, if previewing the empty
// string, which happens when you initially edit
// a category page, due to automatic preview-on-open.
$parsedNote = $wgOut->parse("<div class='previewnote'>" . wfMessage('session_fail_preview_html')->text() . "</div>", true, true);
}
wfProfileOut(__METHOD__);
return $parsedNote;
}
$note = '';
try {
$content = $this->toEditContent($this->textbox1);
$previewHTML = '';
if (!wfRunHooks('AlternateEditPreview', array($this, &$content, &$previewHTML, &$this->mParserOutput))) {
wfProfileOut(__METHOD__);
return $previewHTML;
}
# provide a anchor link to the editform
$continueEditing = '<span class="mw-continue-editing">' . '[[#' . self::EDITFORM_ID . '|' . $wgLang->getArrow() . ' ' . wfMessage('continue-editing')->text() . ']]</span>';
if ($this->mTriedSave && !$this->mTokenOk) {
if ($this->mTokenOkExceptSuffix) {
$note = wfMessage('token_suffix_mismatch')->plain();
} else {
$note = wfMessage('session_fail_preview')->plain();
}
} elseif ($this->incompleteForm) {
$note = wfMessage('edit_form_incomplete')->plain();
} else {
$note = wfMessage('previewnote')->plain() . ' ' . $continueEditing;
}
$parserOptions = $this->mArticle->makeParserOptions($this->mArticle->getContext());
$parserOptions->setEditSection(false);
$parserOptions->setIsPreview(true);
$parserOptions->setIsSectionPreview(!is_null($this->section) && $this->section !== '');
# don't parse non-wikitext pages, show message about preview
if ($this->mTitle->isCssJsSubpage() || $this->mTitle->isCssOrJsPage()) {
if ($this->mTitle->isCssJsSubpage()) {
$level = 'user';
} elseif ($this->mTitle->isCssOrJsPage()) {
$level = 'site';
} else {
$level = false;
}
if ($content->getModel() == CONTENT_MODEL_CSS) {
$format = 'css';
if ($level === 'user' && !$wgAllowUserCss) {
$format = false;
}
} elseif ($content->getModel() == CONTENT_MODEL_JAVASCRIPT) {
$format = 'js';
if ($level === 'user' && !$wgAllowUserJs) {
$format = false;
}
} else {
$format = false;
}
# Used messages to make sure grep find them:
# Messages: usercsspreview, userjspreview, sitecsspreview, sitejspreview
if ($level && $format) {
$note = "<div id='mw-{$level}{$format}preview'>" . wfMessage("{$level}{$format}preview")->text() . ' ' . $continueEditing . "</div>";
}
}
# If we're adding a comment, we need to show the
# summary as the headline
if ($this->section === "new" && $this->summary !== "") {
$content = $content->addSectionHeader($this->summary);
}
$hook_args = array($this, &$content);
ContentHandler::runLegacyHooks('EditPageGetPreviewText', $hook_args);
wfRunHooks('EditPageGetPreviewContent', $hook_args);
$parserOptions->enableLimitReport();
# For CSS/JS pages, we should have called the ShowRawCssJs hook here.
# But it's now deprecated, so never mind
$content = $content->preSaveTransform($this->mTitle, $wgUser, $parserOptions);
$parserOutput = $content->getParserOutput($this->getArticle()->getTitle(), null, $parserOptions);
$previewHTML = $parserOutput->getText();
$this->mParserOutput = $parserOutput;
$wgOut->addParserOutputMetadata($parserOutput);
if (count($parserOutput->getWarnings())) {
$note .= "\n\n" . implode("\n\n", $parserOutput->getWarnings());
}
} catch (MWContentSerializationException $ex) {
$m = wfMessage('content-failed-to-parse', $this->contentModel, $this->contentFormat, $ex->getMessage());
$note .= "\n\n" . $m->parse();
$previewHTML = '';
}
if ($this->isConflict) {
$conflict = '<h2 id="mw-previewconflict">' . wfMessage('previewconflict')->escaped() . "</h2>\n";
} else {
$conflict = '<hr />';
}
$previewhead = "<div class='previewnote'>\n" . '<h2 id="mw-previewheader">' . wfMessage('preview')->escaped() . "</h2>" . $wgOut->parse($note, true, true) . $conflict . "</div>\n";
$pageViewLang = $this->mTitle->getPageViewLanguage();
$attribs = array('lang' => $pageViewLang->getHtmlCode(), 'dir' => $pageViewLang->getDir(), 'class' => 'mw-content-' . $pageViewLang->getDir());
$previewHTML = Html::rawElement('div', $attribs, $previewHTML);
wfProfileOut(__METHOD__);
return $previewhead . $previewHTML . $this->previewTextAfterContent;
}
/**
* Check if edited page is a code page
* (page to edit CSS, JS or Lua code)
*
* @param Title $articleTitle page title
* @return bool
*/
public static function isCodePage(Title $articleTitle)
{
$namespace = $articleTitle->getNamespace();
return $articleTitle->isCssOrJsPage() || $articleTitle->isCssJsSubpage() || $namespace === NS_MODULE || self::isInfoboxTemplate($articleTitle);
}
/**
* Get the rendered text for previewing.
* @throws MWException
* @return string
*/
function getPreviewText()
{
global $wgOut, $wgRawHtml, $wgLang;
global $wgAllowUserCss, $wgAllowUserJs;
$stats = $wgOut->getContext()->getStats();
if ($wgRawHtml && !$this->mTokenOk) {
// Could be an offsite preview attempt. This is very unsafe if
// HTML is enabled, as it could be an attack.
$parsedNote = '';
if ($this->textbox1 !== '') {
// Do not put big scary notice, if previewing the empty
// string, which happens when you initially edit
// a category page, due to automatic preview-on-open.
$parsedNote = $wgOut->parse("<div class='previewnote'>" . $this->context->msg('session_fail_preview_html')->text() . "</div>", true, true);
}
$stats->increment('edit.failures.session_loss');
return $parsedNote;
}
$note = '';
try {
$content = $this->toEditContent($this->textbox1);
$previewHTML = '';
if (!Hooks::run('AlternateEditPreview', [$this, &$content, &$previewHTML, &$this->mParserOutput])) {
return $previewHTML;
}
# provide a anchor link to the editform
$continueEditing = '<span class="mw-continue-editing">' . '[[#' . self::EDITFORM_ID . '|' . $wgLang->getArrow() . ' ' . $this->context->msg('continue-editing')->text() . ']]</span>';
if ($this->mTriedSave && !$this->mTokenOk) {
if ($this->mTokenOkExceptSuffix) {
$note = $this->context->msg('token_suffix_mismatch')->plain();
$stats->increment('edit.failures.bad_token');
} else {
$note = $this->context->msg('session_fail_preview')->plain();
$stats->increment('edit.failures.session_loss');
}
} elseif ($this->incompleteForm) {
$note = $this->context->msg('edit_form_incomplete')->plain();
if ($this->mTriedSave) {
$stats->increment('edit.failures.incomplete_form');
}
} else {
$note = $this->context->msg('previewnote')->plain() . ' ' . $continueEditing;
}
# don't parse non-wikitext pages, show message about preview
if ($this->mTitle->isCssJsSubpage() || $this->mTitle->isCssOrJsPage()) {
if ($this->mTitle->isCssJsSubpage()) {
$level = 'user';
} elseif ($this->mTitle->isCssOrJsPage()) {
$level = 'site';
} else {
$level = false;
}
if ($content->getModel() == CONTENT_MODEL_CSS) {
$format = 'css';
if ($level === 'user' && !$wgAllowUserCss) {
$format = false;
}
} elseif ($content->getModel() == CONTENT_MODEL_JAVASCRIPT) {
$format = 'js';
if ($level === 'user' && !$wgAllowUserJs) {
$format = false;
}
} else {
$format = false;
}
# Used messages to make sure grep find them:
# Messages: usercsspreview, userjspreview, sitecsspreview, sitejspreview
if ($level && $format) {
$note = "<div id='mw-{$level}{$format}preview'>" . $this->context->msg("{$level}{$format}preview")->text() . ' ' . $continueEditing . "</div>";
}
}
# If we're adding a comment, we need to show the
# summary as the headline
if ($this->section === "new" && $this->summary !== "") {
$content = $content->addSectionHeader($this->summary);
}
$hook_args = [$this, &$content];
ContentHandler::runLegacyHooks('EditPageGetPreviewText', $hook_args, '1.25');
Hooks::run('EditPageGetPreviewContent', $hook_args);
$parserResult = $this->doPreviewParse($content);
$parserOutput = $parserResult['parserOutput'];
$previewHTML = $parserResult['html'];
$this->mParserOutput = $parserOutput;
$wgOut->addParserOutputMetadata($parserOutput);
if (count($parserOutput->getWarnings())) {
$note .= "\n\n" . implode("\n\n", $parserOutput->getWarnings());
}
} catch (MWContentSerializationException $ex) {
$m = $this->context->msg('content-failed-to-parse', $this->contentModel, $this->contentFormat, $ex->getMessage());
$note .= "\n\n" . $m->parse();
$previewHTML = '';
}
if ($this->isConflict) {
$conflict = '<h2 id="mw-previewconflict">' . $this->context->msg('previewconflict')->escaped() . "</h2>\n";
} else {
$conflict = '<hr />';
}
$previewhead = "<div class='previewnote'>\n" . '<h2 id="mw-previewheader">' . $this->context->msg('preview')->escaped() . "</h2>" . $wgOut->parse($note, true, true) . $conflict . "</div>\n";
$pageViewLang = $this->mTitle->getPageViewLanguage();
$attribs = ['lang' => $pageViewLang->getHtmlCode(), 'dir' => $pageViewLang->getDir(), 'class' => 'mw-content-' . $pageViewLang->getDir()];
$previewHTML = Html::rawElement('div', $attribs, $previewHTML);
return $previewhead . $previewHTML . $this->previewTextAfterContent;
}
/**
* Show the new revision of the page.
*/
public function renderNewRevision()
{
wfProfileIn(__METHOD__);
$out = $this->getOutput();
$revHeader = $this->getRevisionHeader($this->mNewRev);
# Add "current version as of X" title
$out->addHTML("<hr class='diff-hr' />\n\t\t<h2 class='diff-currentversion-title'>{$revHeader}</h2>\n");
# Page content may be handled by a hooked call instead...
# @codingStandardsIgnoreStart Ignoring long lines.
if (wfRunHooks('ArticleContentOnDiff', array($this, $out))) {
$this->loadNewText();
$out->setRevisionId($this->mNewid);
$out->setRevisionTimestamp($this->mNewRev->getTimestamp());
$out->setArticleFlag(true);
// NOTE: only needed for B/C: custom rendering of JS/CSS via hook
if ($this->mNewPage->isCssJsSubpage() || $this->mNewPage->isCssOrJsPage()) {
// Stolen from Article::view --AG 2007-10-11
// Give hooks a chance to customise the output
// @todo standardize this crap into one function
if (ContentHandler::runLegacyHooks('ShowRawCssJs', array($this->mNewContent, $this->mNewPage, $out))) {
// NOTE: deprecated hook, B/C only
// use the content object's own rendering
$cnt = $this->mNewRev->getContent();
$po = $cnt ? $cnt->getParserOutput($this->mNewRev->getTitle(), $this->mNewRev->getId()) : null;
$txt = $po ? $po->getText() : '';
$out->addHTML($txt);
}
} elseif (!wfRunHooks('ArticleContentViewCustom', array($this->mNewContent, $this->mNewPage, $out))) {
// Handled by extension
} elseif (!ContentHandler::runLegacyHooks('ArticleViewCustom', array($this->mNewContent, $this->mNewPage, $out))) {
// NOTE: deprecated hook, B/C only
// Handled by extension
} else {
// Normal page
if ($this->getTitle()->equals($this->mNewPage)) {
// If the Title stored in the context is the same as the one
// of the new revision, we can use its associated WikiPage
// object.
$wikiPage = $this->getWikiPage();
} else {
// Otherwise we need to create our own WikiPage object
$wikiPage = WikiPage::factory($this->mNewPage);
}
$parserOutput = $this->getParserOutput($wikiPage, $this->mNewRev);
# Also try to load it as a redirect
$rt = $this->mNewContent ? $this->mNewContent->getRedirectTarget() : null;
if ($rt) {
$article = Article::newFromTitle($this->mNewPage, $this->getContext());
$out->addHTML($article->viewRedirect($rt));
# WikiPage::getParserOutput() should not return false, but just in case
if ($parserOutput) {
# Show categories etc.
$out->addParserOutputNoText($parserOutput);
}
} elseif ($parserOutput) {
$out->addParserOutput($parserOutput);
}
}
}
# @codingStandardsIgnoreEnd
# Add redundant patrol link on bottom...
$out->addHTML($this->markPatrolledLink());
wfProfileOut(__METHOD__);
}
/**
* Clear the preloadTitleInfo() cache for all wiki modules on this wiki on
* page change if it was a JS or CSS page
*
* @param Title $title
* @param Revision|null $old Prior page revision
* @param Revision|null $new New page revision
* @param string $wikiId
* @since 1.28
*/
public static function invalidateModuleCache(Title $title, Revision $old = null, Revision $new = null, $wikiId)
{
static $formats = [CONTENT_FORMAT_CSS, CONTENT_FORMAT_JAVASCRIPT];
if ($old && in_array($old->getContentFormat(), $formats)) {
$purge = true;
} elseif ($new && in_array($new->getContentFormat(), $formats)) {
$purge = true;
} else {
$purge = $title->isCssOrJsPage() || $title->isCssJsSubpage();
}
if ($purge) {
$cache = ObjectCache::getMainWANInstance();
$key = $cache->makeGlobalKey('resourceloader', 'titleinfo', $wikiId);
$cache->touchCheckKey($key);
}
}