/**
* Tag hooks provided by MediaWiki core
*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
* @file
+ * @ingroup Parser
*/
/**
* @ingroup Parser
*/
class CoreTagHooks {
- static function register( $parser ) {
- global $wgRawHtml, $wgUseTeX;
- $parser->setHook( 'pre', array( __CLASS__, 'pre' ) );
- $parser->setHook( 'nowiki', array( __CLASS__, 'nowiki' ) );
- $parser->setHook( 'gallery', array( __CLASS__, 'gallery' ) );
+ /**
+ * @param Parser $parser
+ * @return void
+ */
+ public static function register( $parser ) {
+ global $wgRawHtml;
+ $parser->setHook( 'pre', [ __CLASS__, 'pre' ] );
+ $parser->setHook( 'nowiki', [ __CLASS__, 'nowiki' ] );
+ $parser->setHook( 'gallery', [ __CLASS__, 'gallery' ] );
+ $parser->setHook( 'indicator', [ __CLASS__, 'indicator' ] );
if ( $wgRawHtml ) {
- $parser->setHook( 'html', array( __CLASS__, 'html' ) );
- }
- if ( $wgUseTeX ) {
- $parser->setHook( 'math', array( __CLASS__, 'math' ) );
+ $parser->setHook( 'html', [ __CLASS__, 'html' ] );
}
}
- static function pre( $text, $attribs, $parser ) {
+ /**
+ * Core parser tag hook function for 'pre'.
+ * Text is treated roughly as 'nowiki' wrapped in an HTML 'pre' tag;
+ * valid HTML attributes are passed on.
+ *
+ * @param string $text
+ * @param array $attribs
+ * @param Parser $parser
+ * @return string HTML
+ */
+ public static function pre( $text, $attribs, $parser ) {
// Backwards-compatibility hack
$content = StringUtils::delimiterReplace( '<nowiki>', '</nowiki>', '$1', $text, 'i' );
$attribs = Sanitizer::validateTagAttributes( $attribs, 'pre' );
- return Xml::openElement( 'pre', $attribs ) .
- Xml::escapeTagsOnly( $content ) .
- '</pre>';
+ // We need to let both '"' and '&' through,
+ // for strip markers and entities respectively.
+ $content = str_replace(
+ [ '>', '<' ],
+ [ '>', '<' ],
+ $content
+ );
+ return Html::rawElement( 'pre', $attribs, $content );
}
- static function html( $content, $attributes, $parser ) {
+ /**
+ * Core parser tag hook function for 'html', used only when
+ * $wgRawHtml is enabled.
+ *
+ * This is potentially unsafe and should be used only in very careful
+ * circumstances, as the contents are emitted as raw HTML.
+ *
+ * Uses undocumented extended tag hook return values, introduced in r61913.
+ *
+ * @param string $content
+ * @param array $attributes
+ * @param Parser $parser
+ * @throws MWException
+ * @return array|string Output of tag hook
+ */
+ public static function html( $content, $attributes, $parser ) {
global $wgRawHtml;
- if( $wgRawHtml ) {
- return array( $content, 'markerType' => 'nowiki' );
+ if ( $wgRawHtml ) {
+ if ( $parser->getOptions()->getAllowUnsafeRawHtml() ) {
+ return [ $content, 'markerType' => 'nowiki' ];
+ } else {
+ // In a system message where raw html is
+ // not allowed (but it is allowed in other
+ // contexts).
+ return Html::rawElement(
+ 'span',
+ [ 'class' => 'error' ],
+ // Using ->text() not ->parse() as
+ // a paranoia measure against a loop.
+ wfMessage( 'rawhtml-notallowed' )->escaped()
+ );
+ }
} else {
throw new MWException( '<html> extension tag encountered unexpectedly' );
}
}
- static function nowiki( $content, $attributes, $parser ) {
- $content = strtr( $content, array( '-{' => '-{', '}-' => '}-' ) );
- return array( Xml::escapeTagsOnly( $content ), 'markerType' => 'nowiki' );
+ /**
+ * Core parser tag hook function for 'nowiki'. Text within this section
+ * gets interpreted as a string of text with HTML-compatible character
+ * references, and wiki markup within it will not be expanded.
+ *
+ * Uses undocumented extended tag hook return values, introduced in r61913.
+ *
+ * @param string $content
+ * @param array $attributes
+ * @param Parser $parser
+ * @return array
+ */
+ public static function nowiki( $content, $attributes, $parser ) {
+ $content = strtr( $content, [
+ // lang converter
+ '-{' => '-{',
+ '}-' => '}-',
+ // html tags
+ '<' => '<',
+ '>' => '>'
+ // Note: Both '"' and '&' are not converted.
+ // This allows strip markers and entities through.
+ ] );
+ return [ $content, 'markerType' => 'nowiki' ];
}
- static function math( $content, $attributes, $parser ) {
- global $wgContLang;
- return $wgContLang->armourMath( MathRenderer::renderMath( $content, $attributes, $parser->getOptions() ) );
+ /**
+ * Core parser tag hook function for 'gallery'.
+ *
+ * Renders a thumbnail list of the given images, with optional captions.
+ * Full syntax documented on the wiki:
+ *
+ * https://www.mediawiki.org/wiki/Help:Images#Gallery_syntax
+ *
+ * @todo break Parser::renderImageGallery out here too.
+ *
+ * @param string $content
+ * @param array $attributes
+ * @param Parser $parser
+ * @return string HTML
+ */
+ public static function gallery( $content, $attributes, $parser ) {
+ return $parser->renderImageGallery( $content, $attributes );
}
- static function gallery( $content, $attributes, $parser ) {
- return $parser->renderImageGallery( $content, $attributes );
+ /**
+ * XML-style tag for page status indicators: icons (or short text snippets) usually displayed in
+ * the top-right corner of the page, outside of the main content.
+ *
+ * @param string $content
+ * @param array $attributes
+ * @param Parser $parser
+ * @param PPFrame $frame
+ * @return string
+ * @since 1.25
+ */
+ public static function indicator( $content, array $attributes, Parser $parser, PPFrame $frame ) {
+ if ( !isset( $attributes['name'] ) || trim( $attributes['name'] ) === '' ) {
+ return '<span class="error">' .
+ wfMessage( 'invalid-indicator-name' )->inContentLanguage()->parse() .
+ '</span>';
+ }
+
+ $parser->getOutput()->setIndicator(
+ trim( $attributes['name'] ),
+ Parser::stripOuterParagraph( $parser->recursiveTagParseFully( $content, $frame ) )
+ );
+
+ return '';
}
}
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