Remove empty lines at end of functions
[lhc/web/wiklou.git] / includes / EditPage.php
index 3314e39..9c5c91a 100644 (file)
@@ -21,6 +21,8 @@
  */
 
 use MediaWiki\Logger\LoggerFactory;
+use MediaWiki\MediaWikiServices;
+use Wikimedia\ScopedCallback;
 
 /**
  * The edit page/HTML interface (split from Article)
@@ -406,6 +408,11 @@ class EditPage {
         */
        protected $context;
 
+       /**
+        * @var bool Whether an old revision is edited
+        */
+       private $isOldRev = false;
+
        /**
         * @param Article $article
         */
@@ -562,16 +569,29 @@ class EditPage {
 
                $revision = $this->mArticle->getRevisionFetched();
                // Disallow editing revisions with content models different from the current one
-               if ( $revision && $revision->getContentModel() !== $this->contentModel ) {
-                       $this->displayViewSourcePage(
-                               $this->getContentObject(),
-                               wfMessage(
-                                       'contentmodelediterror',
-                                       $revision->getContentModel(),
-                                       $this->contentModel
-                               )->plain()
-                       );
-                       return;
+               // Undo edits being an exception in order to allow reverting content model changes.
+               if ( $revision
+                       && $revision->getContentModel() !== $this->contentModel
+               ) {
+                       $prevRev = null;
+                       if ( $this->undidRev ) {
+                               $undidRevObj = Revision::newFromId( $this->undidRev );
+                               $prevRev = $undidRevObj ? $undidRevObj->getPrevious() : null;
+                       }
+                       if ( !$this->undidRev
+                               || !$prevRev
+                               || $prevRev->getContentModel() !== $this->contentModel
+                       ) {
+                               $this->displayViewSourcePage(
+                                       $this->getContentObject(),
+                                       $this->context->msg(
+                                               'contentmodelediterror',
+                                               $revision->getContentModel(),
+                                               $this->contentModel
+                                       )->plain()
+                               );
+                               return;
+                       }
                }
 
                $this->isConflict = false;
@@ -701,7 +721,7 @@ class EditPage {
                Hooks::run( 'EditPage::showReadOnlyForm:initial', [ $this, &$wgOut ] );
 
                $wgOut->setRobotPolicy( 'noindex,nofollow' );
-               $wgOut->setPageTitle( wfMessage(
+               $wgOut->setPageTitle( $this->context->msg(
                        'viewsource-title',
                        $this->getContextTitle()->getPrefixedText()
                ) );
@@ -734,8 +754,7 @@ class EditPage {
                $this->showTextbox( $text, 'wpTextbox1', [ 'readonly' ] );
                $wgOut->addHTML( $this->editFormTextAfterContent );
 
-               $wgOut->addHTML( Html::rawElement( 'div', [ 'class' => 'templatesUsed' ],
-                       Linker::formatTemplates( $this->getTemplates() ) ) );
+               $wgOut->addHTML( $this->makeTemplatesOnThisPageList( $this->getTemplates() ) );
 
                $wgOut->addModules( 'mediawiki.action.edit.collapsibleFooter' );
 
@@ -995,9 +1014,17 @@ class EditPage {
                // May be overridden by revision.
                $this->contentFormat = $request->getText( 'format', $this->contentFormat );
 
-               if ( !ContentHandler::getForModelID( $this->contentModel )
-                       ->isSupportedFormat( $this->contentFormat )
-               ) {
+               try {
+                       $handler = ContentHandler::getForModelID( $this->contentModel );
+               } catch ( MWUnknownContentModelException $e ) {
+                       throw new ErrorPageError(
+                               'editpage-invalidcontentmodel-title',
+                               'editpage-invalidcontentmodel-text',
+                               [ $this->contentModel ]
+                       );
+               }
+
+               if ( !$handler->isSupportedFormat( $this->contentFormat ) ) {
                        throw new ErrorPageError(
                                'editpage-notsupportedcontentformat-title',
                                'editpage-notsupportedcontentformat-text',
@@ -1017,7 +1044,6 @@ class EditPage {
 
                // Allow extensions to modify form data
                Hooks::run( 'EditPage::importFormData', [ $this, $request ] );
-
        }
 
        /**
@@ -1134,6 +1160,14 @@ class EditPage {
                                                        $oldContent = $this->page->getContent( Revision::RAW );
                                                        $popts = ParserOptions::newFromUserAndLang( $wgUser, $wgContLang );
                                                        $newContent = $content->preSaveTransform( $this->mTitle, $wgUser, $popts );
+                                                       if ( $newContent->getModel() !== $oldContent->getModel() ) {
+                                                               // The undo may change content
+                                                               // model if its reverting the top
+                                                               // edit. This can result in
+                                                               // mismatched content model/format.
+                                                               $this->contentModel = $newContent->getModel();
+                                                               $this->contentFormat = $oldrev->getContentFormat();
+                                                       }
 
                                                        if ( $newContent->equals( $oldContent ) ) {
                                                                # Tell the user that the undo results in no change,
@@ -1149,12 +1183,12 @@ class EditPage {
                                                                if ( $firstrev && $firstrev->getId() == $undo ) {
                                                                        $userText = $undorev->getUserText();
                                                                        if ( $userText === '' ) {
-                                                                               $undoSummary = wfMessage(
+                                                                               $undoSummary = $this->context->msg(
                                                                                        'undo-summary-username-hidden',
                                                                                        $undo
                                                                                )->inContentLanguage()->text();
                                                                        } else {
-                                                                               $undoSummary = wfMessage(
+                                                                               $undoSummary = $this->context->msg(
                                                                                        'undo-summary',
                                                                                        $undo,
                                                                                        $userText
@@ -1163,7 +1197,7 @@ class EditPage {
                                                                        if ( $this->summary === '' ) {
                                                                                $this->summary = $undoSummary;
                                                                        } else {
-                                                                               $this->summary = $undoSummary . wfMessage( 'colon-separator' )
+                                                                               $this->summary = $undoSummary . $this->context->msg( 'colon-separator' )
                                                                                        ->inContentLanguage()->text() . $this->summary;
                                                                        }
                                                                        $this->undidRev = $undo;
@@ -1181,7 +1215,7 @@ class EditPage {
                                        // Messages: undo-success, undo-failure, undo-norev, undo-nochange
                                        $class = ( $undoMsg == 'success' ? '' : 'error ' ) . "mw-undo-{$undoMsg}";
                                        $this->editFormPageTop .= $wgOut->parse( "<div class=\"{$class}\">" .
-                                               wfMessage( 'undo-' . $undoMsg )->plain() . '</div>', true, /* interface */true );
+                                               $this->context->msg( 'undo-' . $undoMsg )->plain() . '</div>', true, /* interface */true );
                                }
 
                                if ( $content === false ) {
@@ -1264,9 +1298,11 @@ class EditPage {
                        $handler = ContentHandler::getForModelID( $this->contentModel );
 
                        return $handler->makeEmptyContent();
-               } else {
+               } elseif ( !$this->undidRev ) {
                        // Content models should always be the same since we error
-                       // out if they are different before this point.
+                       // out if they are different before this point (in ->edit()).
+                       // The exception being, during an undo, the current revision might
+                       // differ from the prior revision.
                        $logger = LoggerFactory::getInstance( 'editpage' );
                        if ( $this->contentModel !== $rev->getContentModel() ) {
                                $logger->warning( "Overriding content model from current edit {prev} to {new}", [
@@ -1290,9 +1326,8 @@ class EditPage {
                                ] );
                                $this->contentFormat = $rev->getContentFormat();
                        }
-
-                       return $content;
                }
+               return $content;
        }
 
        /**
@@ -1583,8 +1618,9 @@ class EditPage {
        protected function runPostMergeFilters( Content $content, Status $status, User $user ) {
                // Run old style post-section-merge edit filter
                if ( !ContentHandler::runLegacyHooks( 'EditFilterMerged',
-                       [ $this, $content, &$this->hookError, $this->summary ] )
-               ) {
+                       [ $this, $content, &$this->hookError, $this->summary ],
+                       '1.21'
+               ) ) {
                        # Error messages etc. could be handled within the hook...
                        $status->fatal( 'hookaborted' );
                        $status->value = self::AS_HOOK_ERROR;
@@ -1644,7 +1680,7 @@ class EditPage {
                        // passed.
                        if ( $this->summary === '' ) {
                                $cleanSectionTitle = $wgParser->stripSectionName( $this->sectiontitle );
-                               return wfMessage( 'newsectionsummary' )
+                               return $this->context->msg( 'newsectionsummary' )
                                        ->rawParams( $cleanSectionTitle )->inContentLanguage()->text();
                        }
                } elseif ( $this->summary !== '' ) {
@@ -1652,7 +1688,7 @@ class EditPage {
                        # This is a new section, so create a link to the new section
                        # in the revision summary.
                        $cleanSummary = $wgParser->stripSectionName( $this->summary );
-                       return wfMessage( 'newsectionsummary' )
+                       return $this->context->msg( 'newsectionsummary' )
                                ->rawParams( $cleanSummary )->inContentLanguage()->text();
                }
                return $this->summary;
@@ -1816,8 +1852,17 @@ class EditPage {
                        } elseif ( !$wgUser->isAllowed( 'editcontentmodel' ) ) {
                                $status->setResult( false, self::AS_NO_CHANGE_CONTENT_MODEL );
                                return $status;
-
                        }
+                       // Make sure the user can edit the page under the new content model too
+                       $titleWithNewContentModel = clone $this->mTitle;
+                       $titleWithNewContentModel->setContentModel( $this->contentModel );
+                       if ( !$titleWithNewContentModel->userCan( 'editcontentmodel', $wgUser )
+                               || !$titleWithNewContentModel->userCan( 'edit', $wgUser )
+                       ) {
+                               $status->setResult( false, self::AS_NO_CHANGE_CONTENT_MODEL );
+                               return $status;
+                       }
+
                        $changingContentModel = true;
                        $oldContentModel = $this->mTitle->getContentModel();
                }
@@ -2191,7 +2236,6 @@ class EditPage {
         * @return bool
         */
        private function mergeChangesIntoContent( &$editContent ) {
-
                $db = wfGetDB( DB_MASTER );
 
                // This is the revision the editor started from
@@ -2327,7 +2371,7 @@ class EditPage {
                if ( $displayTitle === false ) {
                        $displayTitle = $contextTitle->getPrefixedText();
                }
-               $wgOut->setPageTitle( wfMessage( $msg, $displayTitle ) );
+               $wgOut->setPageTitle( $this->context->msg( $msg, $displayTitle ) );
                # Transmit the name of the message to JavaScript for live preview
                # Keep Resources.php/mediawiki.action.edit.preview in sync with the possible keys
                $wgOut->addJsConfigVars( [
@@ -2412,7 +2456,7 @@ class EditPage {
                # Try to add a custom edit intro, or use the standard one if this is not possible.
                if ( !$this->showCustomIntro() && !$this->mTitle->exists() ) {
                        $helpLink = wfExpandUrl( Skin::makeInternalOrExternalUrl(
-                               wfMessage( 'helppage' )->inContentLanguage()->text()
+                               $this->context->msg( 'helppage' )->inContentLanguage()->text()
                        ) );
                        if ( $wgUser->isLoggedIn() ) {
                                $wgOut->wrapWikiMsg(
@@ -2602,7 +2646,7 @@ class EditPage {
                        . Html::rawElement(
                                'label',
                                [ 'for' => 'wpAntispam' ],
-                               wfMessage( 'simpleantispam-label' )->parse()
+                               $this->context->msg( 'simpleantispam-label' )->parse()
                        )
                        . Xml::element(
                                'input',
@@ -2632,8 +2676,8 @@ class EditPage {
                                : 'confirmrecreate';
                        $wgOut->addHTML(
                                '<div class="mw-confirm-recreate">' .
-                                       wfMessage( $key, $username, "<nowiki>$comment</nowiki>" )->parse() .
-                               Xml::checkLabel( wfMessage( 'recreate' )->text(), 'wpRecreate', 'wpRecreate', false,
+                                       $this->context->msg( $key, $username, "<nowiki>$comment</nowiki>" )->parse() .
+                               Xml::checkLabel( $this->context->msg( 'recreate' )->text(), 'wpRecreate', 'wpRecreate', false,
                                        [ 'title' => Linker::titleAttrib( 'recreate' ), 'tabindex' => 1, 'id' => 'wpRecreate' ]
                                ) .
                                '</div>'
@@ -2722,15 +2766,13 @@ class EditPage {
 
                $wgOut->addHTML( $this->editFormTextAfterTools . "\n" );
 
-               $wgOut->addHTML( Html::rawElement( 'div', [ 'class' => 'templatesUsed' ],
-                       Linker::formatTemplates( $this->getTemplates(), $this->preview, $this->section != '' ) ) );
+               $wgOut->addHTML( $this->makeTemplatesOnThisPageList( $this->getTemplates() ) );
 
                $wgOut->addHTML( Html::rawElement( 'div', [ 'class' => 'hiddencats' ],
                        Linker::formatHiddenCategories( $this->page->getHiddenCategories() ) ) );
 
-               if ( $this->mParserOutput ) {
-                       $wgOut->setLimitReportData( $this->mParserOutput->getLimitReportData() );
-               }
+               $wgOut->addHTML( Html::rawElement( 'div', [ 'class' => 'limitreport' ],
+                       self::getPreviewLimitReport( $this->mParserOutput ) ) );
 
                $wgOut->addModules( 'mediawiki.action.edit.collapsibleFooter' );
 
@@ -2739,7 +2781,7 @@ class EditPage {
                                $this->showConflict();
                        } catch ( MWContentSerializationException $ex ) {
                                // this can't really happen, but be nice if it does.
-                               $msg = wfMessage(
+                               $msg = $this->context->msg(
                                        'content-failed-to-parse',
                                        $this->contentModel,
                                        $this->contentFormat,
@@ -2769,7 +2811,31 @@ class EditPage {
                if ( !$wgUser->getOption( 'previewontop' ) ) {
                        $this->displayPreviewArea( $previewOutput, false );
                }
+       }
 
+       /**
+        * Wrapper around TemplatesOnThisPageFormatter to make
+        * a "templates on this page" list.
+        *
+        * @param Title[] $templates
+        * @return string HTML
+        */
+       protected function makeTemplatesOnThisPageList( array $templates ) {
+               $templateListFormatter = new TemplatesOnThisPageFormatter(
+                       $this->context, MediaWikiServices::getInstance()->getLinkRenderer()
+               );
+
+               // preview if preview, else section if section, else false
+               $type = false;
+               if ( $this->preview ) {
+                       $type = 'preview';
+               } elseif ( $this->section != '' ) {
+                       $type = 'section';
+               }
+
+               return Html::rawElement( 'div', [ 'class' => 'templatesUsed' ],
+                       $templateListFormatter->format( $templates, $type )
+               );
        }
 
        /**
@@ -2795,24 +2861,9 @@ class EditPage {
                global $wgOut, $wgUser, $wgMaxArticleSize, $wgLang;
                global $wgAllowUserCss, $wgAllowUserJs;
 
-               if ( $this->mTitle->isTalkPage() ) {
-                       $wgOut->addWikiMsg( 'talkpagetext' );
-               }
+               $this->addTalkPageText();
 
-               // Add edit notices
-               $editNotices = $this->mTitle->getEditNotices( $this->oldid );
-               if ( count( $editNotices ) ) {
-                       $wgOut->addHTML( implode( "\n", $editNotices ) );
-               } else {
-                       $msg = wfMessage( 'editnotice-notext' );
-                       if ( !$msg->isDisabled() ) {
-                               $wgOut->addHTML(
-                                       '<div class="mw-editnotice-notext">'
-                                       . $msg->parseAsBlock()
-                                       . '</div>'
-                               );
-                       }
-               }
+               $this->addEditNotices();
 
                if ( $this->isConflict ) {
                        $wgOut->wrapWikiMsg( "<div class='mw-explainconflict'>\n$1\n</div>", 'explainconflict' );
@@ -2883,6 +2934,7 @@ class EditPage {
                                        if ( !$revision->isCurrent() ) {
                                                $this->mArticle->setOldSubtitle( $revision->getId() );
                                                $wgOut->addWikiMsg( 'editingold' );
+                                               $this->isOldRev = true;
                                        }
                                } elseif ( $this->mTitle->exists() ) {
                                        // Something went wrong
@@ -2999,7 +3051,7 @@ class EditPage {
                                ]
                        );
                } else {
-                       if ( !wfMessage( 'longpage-hint' )->isDisabled() ) {
+                       if ( !$this->context->msg( 'longpage-hint' )->isDisabled() ) {
                                $wgOut->wrapWikiMsg( "<div id='mw-edit-longpage-hint'>\n$1\n</div>",
                                        [
                                                'longpage-hint',
@@ -3020,14 +3072,14 @@ class EditPage {
         * subclasses may reorganize the form.
         * Note that you do not need to worry about the label's for=, it will be
         * inferred by the id given to the input. You can remove them both by
-        * passing array( 'id' => false ) to $userInputAttrs.
+        * passing [ 'id' => false ] to $userInputAttrs.
         *
         * @param string $summary The value of the summary input
         * @param string $labelText The html to place inside the label
         * @param array $inputAttrs Array of attrs to use on the input
         * @param array $spanLabelAttrs Array of attrs to use on the span inside the label
         *
-        * @return array An array in the format array( $label, $input )
+        * @return array An array in the format [ $label, $input ]
         */
        function getSummaryInput( $summary = "", $labelText = null,
                $inputAttrs = null, $spanLabelAttrs = null
@@ -3080,7 +3132,7 @@ class EditPage {
                                return;
                        }
                }
-               $labelText = wfMessage( $isSubjectPreview ? 'subject' : 'summary' )->parse();
+               $labelText = $this->context->msg( $isSubjectPreview ? 'subject' : 'summary' )->parse();
                list( $label, $input ) = $this->getSummaryInput(
                        $summary,
                        $labelText,
@@ -3107,13 +3159,14 @@ class EditPage {
                global $wgParser;
 
                if ( $isSubjectPreview ) {
-                       $summary = wfMessage( 'newsectionsummary' )->rawParams( $wgParser->stripSectionName( $summary ) )
+                       $summary = $this->context->msg( 'newsectionsummary' )
+                               ->rawParams( $wgParser->stripSectionName( $summary ) )
                                ->inContentLanguage()->text();
                }
 
                $message = $isSubjectPreview ? 'subject-preview' : 'summary-preview';
 
-               $summary = wfMessage( $message )->parse()
+               $summary = $this->context->msg( $message )->parse()
                        . Linker::commentBlock( $summary, $this->mTitle, $isSubjectPreview );
                return Xml::tags( 'div', [ 'class' => 'mw-summary-preview' ], $summary );
        }
@@ -3192,6 +3245,10 @@ HTML
                                        $classes[] = 'mw-textarea-cprotected';
                                }
                        }
+                       # Is an old revision being edited?
+                       if ( $this->isOldRev ) {
+                               $classes[] = 'mw-textarea-oldrev';
+                       }
 
                        $attribs = [ 'tabindex' => 1 ];
 
@@ -3235,17 +3292,28 @@ HTML
                        'id' => $name,
                        'cols' => $wgUser->getIntOption( 'cols' ),
                        'rows' => $wgUser->getIntOption( 'rows' ),
-                       // The following classes can be used here:
-                       // * mw-editfont-default
-                       // * mw-editfont-monospace
-                       // * mw-editfont-sans-serif
-                       // * mw-editfont-serif
-                       'class' => 'mw-editfont-' . $wgUser->getOption( 'editfont' ),
                        // Avoid PHP notices when appending preferences
                        // (appending allows customAttribs['style'] to still work).
                        'style' => ''
                ];
 
+               // The following classes can be used here:
+               // * mw-editfont-default
+               // * mw-editfont-monospace
+               // * mw-editfont-sans-serif
+               // * mw-editfont-serif
+               $class = 'mw-editfont-' . $wgUser->getOption( 'editfont' );
+
+               if ( isset( $attribs['class'] ) ) {
+                       if ( is_string( $attribs['class'] ) ) {
+                               $attribs['class'] .= ' ' . $class;
+                       } elseif ( is_array( $attribs['class'] ) ) {
+                               $attribs['class'][] = $class;
+                       }
+               } else {
+                       $attribs['class'] = $class;
+               }
+
                $pageLang = $this->mTitle->getPageLanguage();
                $attribs['lang'] = $pageLang->getHtmlCode();
                $attribs['dir'] = $pageLang->getDir();
@@ -3284,7 +3352,7 @@ HTML
                        try {
                                $this->showDiff();
                        } catch ( MWContentSerializationException $ex ) {
-                               $msg = wfMessage(
+                               $msg = $this->context->msg(
                                        'content-failed-to-parse',
                                        $this->contentModel,
                                        $this->contentFormat,
@@ -3351,7 +3419,7 @@ HTML
                }
 
                if ( $newContent ) {
-                       ContentHandler::runLegacyHooks( 'EditPageGetDiffText', [ $this, &$newContent ] );
+                       ContentHandler::runLegacyHooks( 'EditPageGetDiffText', [ $this, &$newContent ], '1.21' );
                        Hooks::run( 'EditPageGetDiffContent', [ $this, &$newContent ] );
 
                        $popts = ParserOptions::newFromUserAndLang( $wgUser, $wgContLang );
@@ -3359,8 +3427,8 @@ HTML
                }
 
                if ( ( $oldContent && !$oldContent->isEmpty() ) || ( $newContent && !$newContent->isEmpty() ) ) {
-                       $oldtitle = wfMessage( $oldtitlemsg )->parse();
-                       $newtitle = wfMessage( 'yourtext' )->parse();
+                       $oldtitle = $this->context->msg( $oldtitlemsg )->parse();
+                       $newtitle = $this->context->msg( 'yourtext' )->parse();
 
                        if ( !$oldContent ) {
                                $oldContent = $newContent->getContentHandler()->makeEmptyContent();
@@ -3387,7 +3455,7 @@ HTML
         */
        protected function showHeaderCopyrightWarning() {
                $msg = 'editpage-head-copy-warn';
-               if ( !wfMessage( $msg )->isDisabled() ) {
+               if ( !$this->context->msg( $msg )->isDisabled() ) {
                        global $wgOut;
                        $wgOut->wrapWikiMsg( "<div class='editpage-head-copywarn'>\n$1\n</div>",
                                'editpage-head-copy-warn' );
@@ -3405,7 +3473,7 @@ HTML
        protected function showTosSummary() {
                $msg = 'editpage-tos-summary';
                Hooks::run( 'EditPageTosSummary', [ $this->mTitle, &$msg ] );
-               if ( !wfMessage( $msg )->isDisabled() ) {
+               if ( !$this->context->msg( $msg )->isDisabled() ) {
                        global $wgOut;
                        $wgOut->addHTML( '<div class="mw-tos-summary">' );
                        $wgOut->addWikiMsg( $msg );
@@ -3416,7 +3484,7 @@ HTML
        protected function showEditTools() {
                global $wgOut;
                $wgOut->addHTML( '<div class="mw-editTools">' .
-                       wfMessage( 'edittools' )->inContentLanguage()->parse() .
+                       $this->context->msg( 'edittools' )->inContentLanguage()->parse() .
                        '</div>' );
        }
 
@@ -3437,7 +3505,7 @@ HTML
         * @param string $format Output format, valid values are any function of a Message object
         * @return string
         */
-       public static function getCopyrightWarning( $title, $format = 'plain' ) {
+       public static function getCopyrightWarning( $title, $format = 'plain', $langcode = null ) {
                global $wgRightsText;
                if ( $wgRightsText ) {
                        $copywarnMsg = [ 'copyrightwarning',
@@ -3450,8 +3518,12 @@ HTML
                // Allow for site and per-namespace customization of contribution/copyright notice.
                Hooks::run( 'EditPageCopyrightWarning', [ $title, &$copywarnMsg ] );
 
+               $msg = call_user_func_array( 'wfMessage', $copywarnMsg )->title( $title );
+               if ( $langcode ) {
+                       $msg->inLanguage( $langcode );
+               }
                return "<div id=\"editpage-copywarn\">\n" .
-                       call_user_func_array( 'wfMessage', $copywarnMsg )->$format() . "\n</div>";
+                       $msg->$format() . "\n</div>";
        }
 
        /**
@@ -3466,12 +3538,47 @@ HTML
                        return '';
                }
 
-               return ResourceLoader::makeInlineScript(
-                       ResourceLoader::makeConfigSetScript(
-                               [ 'wgPageParseReport' => $output->getLimitReportData() ],
-                               true
-                       )
+               $limitReport = Html::rawElement( 'div', [ 'class' => 'mw-limitReportExplanation' ],
+                       wfMessage( 'limitreport-title' )->parseAsBlock()
                );
+
+               // Show/hide animation doesn't work correctly on a table, so wrap it in a div.
+               $limitReport .= Html::openElement( 'div', [ 'class' => 'preview-limit-report-wrapper' ] );
+
+               $limitReport .= Html::openElement( 'table', [
+                       'class' => 'preview-limit-report wikitable'
+               ] ) .
+                       Html::openElement( 'tbody' );
+
+               foreach ( $output->getLimitReportData()['limitreport'] as $key => $value ) {
+                       if ( Hooks::run( 'ParserLimitReportFormat',
+                               [ $key, &$value, &$limitReport, true, true ]
+                       ) ) {
+                               $keyMsg = wfMessage( "limitreport-$key" );
+                               $valueMsg = wfMessage(
+                                       [ "limitreport-$key-value-html", "limitreport-$key-value" ]
+                               );
+                               if ( !$valueMsg->exists() ) {
+                                       $valueMsg = new RawMessage( '$1' );
+                               }
+                               if ( !$keyMsg->isDisabled() && !$valueMsg->isDisabled() ) {
+                                       // If it's a value/limit array, convert it for $1/$2
+                                       if ( is_array( $value ) && isset( $value['value'] ) ) {
+                                               $value = [ $value['value'], $value['limit'] ];
+                                       }
+                                       $limitReport .= Html::openElement( 'tr' ) .
+                                               Html::rawElement( 'th', null, $keyMsg->parse() ) .
+                                               Html::rawElement( 'td', null, $valueMsg->params( $value )->parse() ) .
+                                               Html::closeElement( 'tr' );
+                               }
+                       }
+               }
+
+               $limitReport .= Html::closeElement( 'tbody' ) .
+                       Html::closeElement( 'table' ) .
+                       Html::closeElement( 'div' );
+
+               return $limitReport;
        }
 
        protected function showStandardInputs( &$tabindex = 2 ) {
@@ -3498,19 +3605,19 @@ HTML
                if ( $cancel !== '' ) {
                        $cancel .= Html::element( 'span',
                                [ 'class' => 'mw-editButtons-pipe-separator' ],
-                               wfMessage( 'pipe-separator' )->text() );
+                               $this->context->msg( 'pipe-separator' )->text() );
                }
 
-               $message = wfMessage( 'edithelppage' )->inContentLanguage()->text();
+               $message = $this->context->msg( 'edithelppage' )->inContentLanguage()->text();
                $edithelpurl = Skin::makeInternalOrExternalUrl( $message );
                $attrs = [
                        'target' => 'helpwindow',
                        'href' => $edithelpurl,
                ];
-               $edithelp = Html::linkButton( wfMessage( 'edithelp' )->text(),
+               $edithelp = Html::linkButton( $this->context->msg( 'edithelp' )->text(),
                        $attrs, [ 'mw-ui-quiet' ] ) .
-                       wfMessage( 'word-separator' )->escaped() .
-                       wfMessage( 'newwindow' )->parse();
+                       $this->context->msg( 'word-separator' )->escaped() .
+                       $this->context->msg( 'newwindow' )->parse();
 
                $wgOut->addHTML( "      <span class='cancelLink'>{$cancel}</span>\n" );
                $wgOut->addHTML( "      <span class='editHelp'>{$edithelp}</span>\n" );
@@ -3548,8 +3655,8 @@ HTML
                        $de = $handler->createDifferenceEngine( $this->mArticle->getContext() );
                        $de->setContent( $content2, $content1 );
                        $de->showDiff(
-                               wfMessage( 'yourtext' )->parse(),
-                               wfMessage( 'storedversion' )->text()
+                               $this->context->msg( 'yourtext' )->parse(),
+                               $this->context->msg( 'storedversion' )->text()
                        );
 
                        $wgOut->wrapWikiMsg( '<h2>$1</h2>', "yourtext" );
@@ -3571,7 +3678,7 @@ HTML
 
                return Linker::linkKnown(
                        $this->getContextTitle(),
-                       wfMessage( 'cancel' )->parse(),
+                       $this->context->msg( 'cancel' )->parse(),
                        Html::buttonAttributes( $attrs, [ 'mw-ui-quiet' ] ),
                        $cancelParams
                );
@@ -3648,11 +3755,11 @@ HTML
                // Quick paranoid permission checks...
                if ( is_object( $data ) ) {
                        if ( $data->log_deleted & LogPage::DELETED_USER ) {
-                               $data->user_name = wfMessage( 'rev-deleted-user' )->escaped();
+                               $data->user_name = $this->context->msg( 'rev-deleted-user' )->escaped();
                        }
 
                        if ( $data->log_deleted & LogPage::DELETED_COMMENT ) {
-                               $data->log_comment = wfMessage( 'rev-deleted-comment' )->escaped();
+                               $data->log_comment = $this->context->msg( 'rev-deleted-comment' )->escaped();
                        }
                }
 
@@ -3679,7 +3786,8 @@ HTML
                                // 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, /* interface */true );
+                                       $this->context->msg( 'session_fail_preview_html' )->text() . "</div>",
+                                       true, /* interface */true );
                        }
                        $stats->increment( 'edit.failures.session_loss' );
                        return $parsedNote;
@@ -3701,22 +3809,22 @@ HTML
                        # provide a anchor link to the editform
                        $continueEditing = '<span class="mw-continue-editing">' .
                                '[[#' . self::EDITFORM_ID . '|' . $wgLang->getArrow() . ' ' .
-                               wfMessage( 'continue-editing' )->text() . ']]</span>';
+                               $this->context->msg( 'continue-editing' )->text() . ']]</span>';
                        if ( $this->mTriedSave && !$this->mTokenOk ) {
                                if ( $this->mTokenOkExceptSuffix ) {
-                                       $note = wfMessage( 'token_suffix_mismatch' )->plain();
+                                       $note = $this->context->msg( 'token_suffix_mismatch' )->plain();
                                        $stats->increment( 'edit.failures.bad_token' );
                                } else {
-                                       $note = wfMessage( 'session_fail_preview' )->plain();
+                                       $note = $this->context->msg( 'session_fail_preview' )->plain();
                                        $stats->increment( 'edit.failures.session_loss' );
                                }
                        } elseif ( $this->incompleteForm ) {
-                               $note = wfMessage( 'edit_form_incomplete' )->plain();
+                               $note = $this->context->msg( 'edit_form_incomplete' )->plain();
                                if ( $this->mTriedSave ) {
                                        $stats->increment( 'edit.failures.incomplete_form' );
                                }
                        } else {
-                               $note = wfMessage( 'previewnote' )->plain() . ' ' . $continueEditing;
+                               $note = $this->context->msg( 'previewnote' )->plain() . ' ' . $continueEditing;
                        }
 
                        # don't parse non-wikitext pages, show message about preview
@@ -3747,7 +3855,7 @@ HTML
                                # Messages: usercsspreview, userjspreview, sitecsspreview, sitejspreview
                                if ( $level && $format ) {
                                        $note = "<div id='mw-{$level}{$format}preview'>" .
-                                               wfMessage( "{$level}{$format}preview" )->text() .
+                                               $this->context->msg( "{$level}{$format}preview" )->text() .
                                                ' ' . $continueEditing . "</div>";
                                }
                        }
@@ -3759,7 +3867,7 @@ HTML
                        }
 
                        $hook_args = [ $this, &$content ];
-                       ContentHandler::runLegacyHooks( 'EditPageGetPreviewText', $hook_args );
+                       ContentHandler::runLegacyHooks( 'EditPageGetPreviewText', $hook_args, '1.25' );
                        Hooks::run( 'EditPageGetPreviewContent', $hook_args );
 
                        $parserResult = $this->doPreviewParse( $content );
@@ -3773,7 +3881,7 @@ HTML
                        }
 
                } catch ( MWContentSerializationException $ex ) {
-                       $m = wfMessage(
+                       $m = $this->context->msg(
                                'content-failed-to-parse',
                                $this->contentModel,
                                $this->contentFormat,
@@ -3785,13 +3893,13 @@ HTML
 
                if ( $this->isConflict ) {
                        $conflict = '<h2 id="mw-previewconflict">'
-                               . wfMessage( 'previewconflict' )->escaped() . "</h2>\n";
+                               . $this->context->msg( 'previewconflict' )->escaped() . "</h2>\n";
                } else {
                        $conflict = '<hr />';
                }
 
                $previewhead = "<div class='previewnote'>\n" .
-                       '<h2 id="mw-previewheader">' . wfMessage( 'preview' )->escaped() . "</h2>" .
+                       '<h2 id="mw-previewheader">' . $this->context->msg( 'preview' )->escaped() . "</h2>" .
                        $wgOut->parse( $note, true, /* interface */true ) . $conflict . "</div>\n";
 
                $pageViewLang = $this->mTitle->getPageViewLanguage();
@@ -4011,11 +4119,11 @@ HTML
                // don't show the minor edit checkbox if it's a new page or section
                if ( !$this->isNew ) {
                        $checkboxes['minor'] = '';
-                       $minorLabel = wfMessage( 'minoredit' )->parse();
+                       $minorLabel = $this->context->msg( 'minoredit' )->parse();
                        if ( $wgUser->isAllowed( 'minoredit' ) ) {
                                $attribs = [
                                        'tabindex' => ++$tabindex,
-                                       'accesskey' => wfMessage( 'accesskey-minoredit' )->text(),
+                                       'accesskey' => $this->context->msg( 'accesskey-minoredit' )->text(),
                                        'id' => 'wpMinoredit',
                                ];
                                $minorEditHtml =
@@ -4034,12 +4142,12 @@ HTML
                        }
                }
 
-               $watchLabel = wfMessage( 'watchthis' )->parse();
+               $watchLabel = $this->context->msg( 'watchthis' )->parse();
                $checkboxes['watch'] = '';
                if ( $wgUser->isLoggedIn() ) {
                        $attribs = [
                                'tabindex' => ++$tabindex,
-                               'accesskey' => wfMessage( 'accesskey-watch' )->text(),
+                               'accesskey' => $this->context->msg( 'accesskey-watch' )->text(),
                                'id' => 'wpWatchthis',
                        ];
                        $watchThisHtml =
@@ -4079,13 +4187,13 @@ HTML
                } else {
                        $buttonLabelKey = !$this->mTitle->exists() ? 'savearticle' : 'savechanges';
                }
-               $buttonLabel = wfMessage( $buttonLabelKey )->text();
+               $buttonLabel = $this->context->msg( $buttonLabelKey )->text();
                $attribs = [
                        'id' => 'wpSave',
                        'name' => 'wpSave',
                        'tabindex' => ++$tabindex,
                ] + Linker::tooltipAndAccesskeyAttribs( 'save' );
-               $buttons['save'] = Html::submitButton( $buttonLabel, $attribs, [ 'mw-ui-constructive' ] );
+               $buttons['save'] = Html::submitButton( $buttonLabel, $attribs, [ 'mw-ui-progressive' ] );
 
                ++$tabindex; // use the same for preview and live preview
                $attribs = [
@@ -4093,7 +4201,7 @@ HTML
                        'name' => 'wpPreview',
                        'tabindex' => $tabindex,
                ] + Linker::tooltipAndAccesskeyAttribs( 'preview' );
-               $buttons['preview'] = Html::submitButton( wfMessage( 'showpreview' )->text(),
+               $buttons['preview'] = Html::submitButton( $this->context->msg( 'showpreview' )->text(),
                        $attribs );
                $buttons['live'] = '';
 
@@ -4102,7 +4210,7 @@ HTML
                        'name' => 'wpDiff',
                        'tabindex' => ++$tabindex,
                ] + Linker::tooltipAndAccesskeyAttribs( 'diff' );
-               $buttons['diff'] = Html::submitButton( wfMessage( 'showdiff' )->text(),
+               $buttons['diff'] = Html::submitButton( $this->context->msg( 'showdiff' )->text(),
                        $attribs );
 
                Hooks::run( 'EditPageBeforeEditButtons', [ &$this, &$buttons, &$tabindex ] );
@@ -4116,9 +4224,9 @@ HTML
        function noSuchSectionPage() {
                global $wgOut;
 
-               $wgOut->prepareErrorPage( wfMessage( 'nosuchsectiontitle' ) );
+               $wgOut->prepareErrorPage( $this->context->msg( 'nosuchsectiontitle' ) );
 
-               $res = wfMessage( 'nosuchsectiontext', $this->section )->parseAsBlock();
+               $res = $this->context->msg( 'nosuchsectiontext', $this->section )->parseAsBlock();
                Hooks::run( 'EditPageNoSuchSection', [ &$this, &$res ] );
                $wgOut->addHTML( $res );
 
@@ -4137,7 +4245,7 @@ HTML
                if ( is_array( $match ) ) {
                        $match = $wgLang->listToText( $match );
                }
-               $wgOut->prepareErrorPage( wfMessage( 'spamprotectiontitle' ) );
+               $wgOut->prepareErrorPage( $this->context->msg( 'spamprotectiontitle' ) );
 
                $wgOut->addHTML( '<div id="spamprotected">' );
                $wgOut->addWikiMsg( 'spamprotectiontext' );
@@ -4203,7 +4311,7 @@ HTML
        protected function safeUnicodeOutput( $text ) {
                return $this->checkUnicodeCompliantBrowser()
                        ? $text
-                       : $this->makesafe( $text );
+                       : $this->makeSafe( $text );
        }
 
        /**
@@ -4288,4 +4396,36 @@ HTML
                // reverse the transform that we made for reversibility reasons.
                return strtr( $result, [ "&#x0" => "&#x" ] );
        }
+
+       /**
+        * @since 1.29
+        */
+       protected function addEditNotices() {
+               global $wgOut;
+
+               $editNotices = $this->mTitle->getEditNotices( $this->oldid );
+               if ( count( $editNotices ) ) {
+                       $wgOut->addHTML( implode( "\n", $editNotices ) );
+               } else {
+                       $msg = $this->context->msg( 'editnotice-notext' );
+                       if ( !$msg->isDisabled() ) {
+                               $wgOut->addHTML(
+                                       '<div class="mw-editnotice-notext">'
+                                       . $msg->parseAsBlock()
+                                       . '</div>'
+                               );
+                       }
+               }
+       }
+
+       /**
+        * @since 1.29
+        */
+       protected function addTalkPageText() {
+               global $wgOut;
+
+               if ( $this->mTitle->isTalkPage() ) {
+                       $wgOut->addWikiMsg( 'talkpagetext' );
+               }
+       }
 }