+++ /dev/null
-<?php
-/**
- * Parser with old preprocessor
- * @ingroup Parser
- */
-class Parser_OldPP
-{
- /**
- * Update this version number when the ParserOutput format
- * changes in an incompatible way, so the parser cache
- * can automatically discard old data.
- */
- const VERSION = '1.6.4';
-
- # Flags for Parser::setFunctionHook
- # Also available as global constants from Defines.php
- const SFH_NO_HASH = 1;
-
- # Constants needed for external link processing
- # Everything except bracket, space, or control characters
- const EXT_LINK_URL_CLASS = '[^][<>"\\x00-\\x20\\x7F]';
- const EXT_IMAGE_REGEX = '/^(http:\/\/|https:\/\/)([^][<>"\\x00-\\x20\\x7F]+)\\/([A-Za-z0-9_.,~%\\-+&;#*?!=()@\\x80-\\xFF]+)\\.((?i)gif|png|jpg|jpeg)$/S';
-
- // State constants for the definition list colon extraction
- const COLON_STATE_TEXT = 0;
- const COLON_STATE_TAG = 1;
- const COLON_STATE_TAGSTART = 2;
- const COLON_STATE_CLOSETAG = 3;
- const COLON_STATE_TAGSLASH = 4;
- const COLON_STATE_COMMENT = 5;
- const COLON_STATE_COMMENTDASH = 6;
- const COLON_STATE_COMMENTDASHDASH = 7;
-
- // Allowed values for $this->mOutputType
- // Parameter to startExternalParse().
- const OT_HTML = 1;
- const OT_WIKI = 2;
- const OT_PREPROCESS = 3;
- const OT_MSG = 4;
-
- /**#@+
- * @private
- */
- # Persistent:
- var $mTagHooks, $mTransparentTagHooks, $mFunctionHooks, $mFunctionSynonyms, $mVariables,
- $mImageParams, $mImageParamsMagicArray, $mExtLinkBracketedRegex;
-
- # Cleared with clearState():
- var $mOutput, $mAutonumber, $mDTopen, $mStripState;
- var $mIncludeCount, $mArgStack, $mLastSection, $mInPre;
- var $mInterwikiLinkHolders, $mLinkHolders, $mUniqPrefix;
- var $mIncludeSizes, $mDefaultSort;
- var $mTemplates, // cache of already loaded templates, avoids
- // multiple SQL queries for the same string
- $mTemplatePath; // stores an unsorted hash of all the templates already loaded
- // in this path. Used for loop detection.
-
- # Temporary
- # These are variables reset at least once per parse regardless of $clearState
- var $mOptions, // ParserOptions object
- $mTitle, // Title context, used for self-link rendering and similar things
- $mOutputType, // Output type, one of the OT_xxx constants
- $ot, // Shortcut alias, see setOutputType()
- $mRevisionId, // ID to display in {{REVISIONID}} tags
- $mRevisionTimestamp, // The timestamp of the specified revision ID
- $mRevIdForTs; // The revision ID which was used to fetch the timestamp
-
- /**#@-*/
-
- /**
- * Constructor
- *
- * @public
- */
- function __construct( $conf = array() ) {
- $this->mTagHooks = array();
- $this->mTransparentTagHooks = array();
- $this->mFunctionHooks = array();
- $this->mFunctionSynonyms = array( 0 => array(), 1 => array() );
- $this->mFirstCall = true;
- $this->mExtLinkBracketedRegex = '/\[(\b(' . wfUrlProtocols() . ')'.
- '[^][<>"\\x00-\\x20\\x7F]+) *([^\]\\x0a\\x0d]*?)\]/S';
- }
-
- /**
- * Do various kinds of initialisation on the first call of the parser
- */
- function firstCallInit() {
- if ( !$this->mFirstCall ) {
- return;
- }
- $this->mFirstCall = false;
-
- wfProfileIn( __METHOD__ );
- global $wgAllowDisplayTitle, $wgAllowSlowParserFunctions;
-
- $this->setHook( 'pre', array( $this, 'renderPreTag' ) );
-
- # Syntax for arguments (see self::setFunctionHook):
- # "name for lookup in localized magic words array",
- # function callback,
- # optional SFH_NO_HASH to omit the hash from calls (e.g. {{int:...}
- # instead of {{#int:...}})
- $this->setFunctionHook( 'int', array( 'CoreParserFunctions', 'intFunction' ), SFH_NO_HASH );
- $this->setFunctionHook( 'ns', array( 'CoreParserFunctions', 'ns' ), SFH_NO_HASH );
- $this->setFunctionHook( 'urlencode', array( 'CoreParserFunctions', 'urlencode' ), SFH_NO_HASH );
- $this->setFunctionHook( 'lcfirst', array( 'CoreParserFunctions', 'lcfirst' ), SFH_NO_HASH );
- $this->setFunctionHook( 'ucfirst', array( 'CoreParserFunctions', 'ucfirst' ), SFH_NO_HASH );
- $this->setFunctionHook( 'lc', array( 'CoreParserFunctions', 'lc' ), SFH_NO_HASH );
- $this->setFunctionHook( 'uc', array( 'CoreParserFunctions', 'uc' ), SFH_NO_HASH );
- $this->setFunctionHook( 'localurl', array( 'CoreParserFunctions', 'localurl' ), SFH_NO_HASH );
- $this->setFunctionHook( 'localurle', array( 'CoreParserFunctions', 'localurle' ), SFH_NO_HASH );
- $this->setFunctionHook( 'fullurl', array( 'CoreParserFunctions', 'fullurl' ), SFH_NO_HASH );
- $this->setFunctionHook( 'fullurle', array( 'CoreParserFunctions', 'fullurle' ), SFH_NO_HASH );
- $this->setFunctionHook( 'formatnum', array( 'CoreParserFunctions', 'formatnum' ), SFH_NO_HASH );
- $this->setFunctionHook( 'grammar', array( 'CoreParserFunctions', 'grammar' ), SFH_NO_HASH );
- $this->setFunctionHook( 'plural', array( 'CoreParserFunctions', 'plural' ), SFH_NO_HASH );
- $this->setFunctionHook( 'numberofpages', array( 'CoreParserFunctions', 'numberofpages' ), SFH_NO_HASH );
- $this->setFunctionHook( 'numberofusers', array( 'CoreParserFunctions', 'numberofusers' ), SFH_NO_HASH );
- $this->setFunctionHook( 'numberofarticles', array( 'CoreParserFunctions', 'numberofarticles' ), SFH_NO_HASH );
- $this->setFunctionHook( 'numberoffiles', array( 'CoreParserFunctions', 'numberoffiles' ), SFH_NO_HASH );
- $this->setFunctionHook( 'numberofadmins', array( 'CoreParserFunctions', 'numberofadmins' ), SFH_NO_HASH );
- $this->setFunctionHook( 'numberofedits', array( 'CoreParserFunctions', 'numberofedits' ), SFH_NO_HASH );
- $this->setFunctionHook( 'numberofviews', array( 'CoreParserFunctions', 'numberofviews' ), SFH_NO_HASH );
- $this->setFunctionHook( 'language', array( 'CoreParserFunctions', 'language' ), SFH_NO_HASH );
- $this->setFunctionHook( 'padleft', array( 'CoreParserFunctions', 'padleft' ), SFH_NO_HASH );
- $this->setFunctionHook( 'padright', array( 'CoreParserFunctions', 'padright' ), SFH_NO_HASH );
- $this->setFunctionHook( 'anchorencode', array( 'CoreParserFunctions', 'anchorencode' ), SFH_NO_HASH );
- $this->setFunctionHook( 'special', array( 'CoreParserFunctions', 'special' ) );
- $this->setFunctionHook( 'defaultsort', array( 'CoreParserFunctions', 'defaultsort' ), SFH_NO_HASH );
- $this->setFunctionHook( 'filepath', array( 'CoreParserFunctions', 'filepath' ), SFH_NO_HASH );
-
- if ( $wgAllowDisplayTitle ) {
- $this->setFunctionHook( 'displaytitle', array( 'CoreParserFunctions', 'displaytitle' ), SFH_NO_HASH );
- }
- if ( $wgAllowSlowParserFunctions ) {
- $this->setFunctionHook( 'pagesinnamespace', array( 'CoreParserFunctions', 'pagesinnamespace' ), SFH_NO_HASH );
- }
-
- $this->initialiseVariables();
-
- wfRunHooks( 'ParserFirstCallInit', array( &$this ) );
- wfProfileOut( __METHOD__ );
- }
-
- /**
- * Clear Parser state
- *
- * @private
- */
- function clearState() {
- wfProfileIn( __METHOD__ );
- if ( $this->mFirstCall ) {
- $this->firstCallInit();
- }
- $this->mOutput = new ParserOutput;
- $this->mAutonumber = 0;
- $this->mLastSection = '';
- $this->mDTopen = false;
- $this->mIncludeCount = array();
- $this->mStripState = new StripState;
- $this->mArgStack = array();
- $this->mInPre = false;
- $this->mInterwikiLinkHolders = array(
- 'texts' => array(),
- 'titles' => array()
- );
- $this->mLinkHolders = array(
- 'namespaces' => array(),
- 'dbkeys' => array(),
- 'queries' => array(),
- 'texts' => array(),
- 'titles' => array()
- );
- $this->mRevisionTimestamp = $this->mRevisionId = null;
-
- /**
- * Prefix for temporary replacement strings for the multipass parser.
- * \x07 should never appear in input as it's disallowed in XML.
- * Using it at the front also gives us a little extra robustness
- * since it shouldn't match when butted up against identifier-like
- * string constructs.
- */
- $this->mUniqPrefix = "\x07UNIQ" . self::getRandomString();
-
- # Clear these on every parse, bug 4549
- $this->mTemplates = array();
- $this->mTemplatePath = array();
-
- $this->mShowToc = true;
- $this->mForceTocPosition = false;
- $this->mIncludeSizes = array(
- 'pre-expand' => 0,
- 'post-expand' => 0,
- 'arg' => 0
- );
- $this->mDefaultSort = false;
-
- wfRunHooks( 'ParserClearState', array( &$this ) );
- wfProfileOut( __METHOD__ );
- }
-
- function setOutputType( $ot ) {
- $this->mOutputType = $ot;
- // Shortcut alias
- $this->ot = array(
- 'html' => $ot == self::OT_HTML,
- 'wiki' => $ot == self::OT_WIKI,
- 'msg' => $ot == self::OT_MSG,
- 'pre' => $ot == self::OT_PREPROCESS,
- );
- }
-
- /**
- * Accessor for mUniqPrefix.
- *
- * @public
- */
- function uniqPrefix() {
- return $this->mUniqPrefix;
- }
-
- /**
- * Convert wikitext to HTML
- * Do not call this function recursively.
- *
- * @param string $text Text we want to parse
- * @param Title &$title A title object
- * @param array $options
- * @param boolean $linestart
- * @param boolean $clearState
- * @param int $revid number to pass in {{REVISIONID}}
- * @return ParserOutput a ParserOutput
- */
- public function parse( $text, &$title, $options, $linestart = true, $clearState = true, $revid = null ) {
- /**
- * First pass--just handle <nowiki> sections, pass the rest off
- * to internalParse() which does all the real work.
- */
-
- global $wgUseTidy, $wgAlwaysUseTidy, $wgContLang;
- $fname = 'Parser::parse-' . wfGetCaller();
- wfProfileIn( __METHOD__ );
- wfProfileIn( $fname );
-
- if ( $clearState ) {
- $this->clearState();
- }
-
- $this->mOptions = $options;
- $this->mTitle =& $title;
- $oldRevisionId = $this->mRevisionId;
- $oldRevisionTimestamp = $this->mRevisionTimestamp;
- if( $revid !== null ) {
- $this->mRevisionId = $revid;
- $this->mRevisionTimestamp = null;
- }
- $this->setOutputType( self::OT_HTML );
- wfRunHooks( 'ParserBeforeStrip', array( &$this, &$text, &$this->mStripState ) );
- $text = $this->strip( $text, $this->mStripState );
- wfRunHooks( 'ParserAfterStrip', array( &$this, &$text, &$this->mStripState ) );
- $text = $this->internalParse( $text );
- $text = $this->mStripState->unstripGeneral( $text );
-
- # Clean up special characters, only run once, next-to-last before doBlockLevels
- $fixtags = array(
- # french spaces, last one Guillemet-left
- # only if there is something before the space
- '/(.) (?=\\?|:|;|!|%|\\302\\273)/' => '\\1 \\2',
- # french spaces, Guillemet-right
- '/(\\302\\253) /' => '\\1 ',
- );
- $text = preg_replace( array_keys($fixtags), array_values($fixtags), $text );
-
- # only once and last
- $text = $this->doBlockLevels( $text, $linestart );
-
- $this->replaceLinkHolders( $text );
-
- # the position of the parserConvert() call should not be changed. it
- # assumes that the links are all replaced and the only thing left
- # is the <nowiki> mark.
- # Side-effects: this calls $this->mOutput->setTitleText()
- $text = $wgContLang->parserConvert( $text, $this );
-
- $text = $this->mStripState->unstripNoWiki( $text );
-
- wfRunHooks( 'ParserBeforeTidy', array( &$this, &$text ) );
-
-//!JF Move to its own function
-
- $uniq_prefix = $this->mUniqPrefix;
- $matches = array();
- $elements = array_keys( $this->mTransparentTagHooks );
- $text = self::extractTagsAndParams( $elements, $text, $matches, $uniq_prefix );
-
- foreach( $matches as $marker => $data ) {
- list( $element, $content, $params, $tag ) = $data;
- $tagName = strtolower( $element );
- if( isset( $this->mTransparentTagHooks[$tagName] ) ) {
- $output = call_user_func_array( $this->mTransparentTagHooks[$tagName],
- array( $content, $params, $this ) );
- } else {
- $output = $tag;
- }
- $this->mStripState->general->setPair( $marker, $output );
- }
- $text = $this->mStripState->unstripGeneral( $text );
-
- $text = Sanitizer::normalizeCharReferences( $text );
-
- if (($wgUseTidy and $this->mOptions->mTidy) or $wgAlwaysUseTidy) {
- $text = self::tidy($text);
- } else {
- # attempt to sanitize at least some nesting problems
- # (bug #2702 and quite a few others)
- $tidyregs = array(
- # ''Something [http://www.cool.com cool''] -->
- # <i>Something</i><a href="http://www.cool.com"..><i>cool></i></a>
- '/(<([bi])>)(<([bi])>)?([^<]*)(<\/?a[^<]*>)([^<]*)(<\/\\4>)?(<\/\\2>)/' =>
- '\\1\\3\\5\\8\\9\\6\\1\\3\\7\\8\\9',
- # fix up an anchor inside another anchor, only
- # at least for a single single nested link (bug 3695)
- '/(<a[^>]+>)([^<]*)(<a[^>]+>[^<]*)<\/a>(.*)<\/a>/' =>
- '\\1\\2</a>\\3</a>\\1\\4</a>',
- # fix div inside inline elements- doBlockLevels won't wrap a line which
- # contains a div, so fix it up here; replace
- # div with escaped text
- '/(<([aib]) [^>]+>)([^<]*)(<div([^>]*)>)(.*)(<\/div>)([^<]*)(<\/\\2>)/' =>
- '\\1\\3<div\\5>\\6</div>\\8\\9',
- # remove empty italic or bold tag pairs, some
- # introduced by rules above
- '/<([bi])><\/\\1>/' => '',
- );
-
- $text = preg_replace(
- array_keys( $tidyregs ),
- array_values( $tidyregs ),
- $text );
- }
-
- wfRunHooks( 'ParserAfterTidy', array( &$this, &$text ) );
-
- # Information on include size limits, for the benefit of users who try to skirt them
- if ( $this->mOptions->getEnableLimitReport() ) {
- $max = $this->mOptions->getMaxIncludeSize();
- $limitReport =
- "Pre-expand include size: {$this->mIncludeSizes['pre-expand']}/$max bytes\n" .
- "Post-expand include size: {$this->mIncludeSizes['post-expand']}/$max bytes\n" .
- "Template argument size: {$this->mIncludeSizes['arg']}/$max bytes\n";
- wfRunHooks( 'ParserLimitReport', array( $this, &$limitReport ) );
- $text .= "<!-- \n$limitReport-->\n";
- }
- $this->mOutput->setText( $text );
- $this->mRevisionId = $oldRevisionId;
- $this->mRevisionTimestamp = $oldRevisionTimestamp;
- wfProfileOut( $fname );
- wfProfileOut( __METHOD__ );
-
- return $this->mOutput;
- }
-
- /**
- * Recursive parser entry point that can be called from an extension tag
- * hook.
- */
- function recursiveTagParse( $text ) {
- wfProfileIn( __METHOD__ );
- wfRunHooks( 'ParserBeforeStrip', array( &$this, &$text, &$this->mStripState ) );
- $text = $this->strip( $text, $this->mStripState );
- wfRunHooks( 'ParserAfterStrip', array( &$this, &$text, &$this->mStripState ) );
- $text = $this->internalParse( $text );
- wfProfileOut( __METHOD__ );
- return $text;
- }
-
- /**
- * Expand templates and variables in the text, producing valid, static wikitext.
- * Also removes comments.
- */
- function preprocess( $text, $title, $options, $revid = null ) {
- wfProfileIn( __METHOD__ );
- $this->clearState();
- $this->setOutputType( self::OT_PREPROCESS );
- $this->mOptions = $options;
- $this->mTitle = $title;
- if( $revid !== null ) {
- $this->mRevisionId = $revid;
- }
- wfRunHooks( 'ParserBeforeStrip', array( &$this, &$text, &$this->mStripState ) );
- $text = $this->strip( $text, $this->mStripState );
- wfRunHooks( 'ParserAfterStrip', array( &$this, &$text, &$this->mStripState ) );
- if ( $this->mOptions->getRemoveComments() ) {
- $text = Sanitizer::removeHTMLcomments( $text );
- }
- $text = $this->replaceVariables( $text );
- $text = $this->mStripState->unstripBoth( $text );
- wfProfileOut( __METHOD__ );
- return $text;
- }
-
- /**
- * Get a random string
- *
- * @private
- * @static
- */
- function getRandomString() {
- return dechex(mt_rand(0, 0x7fffffff)) . dechex(mt_rand(0, 0x7fffffff));
- }
-
- function &getTitle() { return $this->mTitle; }
- function getOptions() { return $this->mOptions; }
- function getRevisionId() { return $this->mRevisionId; }
-
- function getFunctionLang() {
- global $wgLang, $wgContLang;
- return $this->mOptions->getInterfaceMessage() ? $wgLang : $wgContLang;
- }
-
- /**
- * Replaces all occurrences of HTML-style comments and the given tags
- * in the text with a random marker and returns teh next text. The output
- * parameter $matches will be an associative array filled with data in
- * the form:
- * 'UNIQ-xxxxx' => array(
- * 'element',
- * 'tag content',
- * array( 'param' => 'x' ),
- * '<element param="x">tag content</element>' ) )
- *
- * @param $elements list of element names. Comments are always extracted.
- * @param $text Source text string.
- * @param $uniq_prefix
- *
- * @public
- * @static
- */
- function extractTagsAndParams($elements, $text, &$matches, $uniq_prefix = ''){
- static $n = 1;
- $stripped = '';
- $matches = array();
-
- $taglist = implode( '|', $elements );
- $start = "/<($taglist)(\\s+[^>]*?|\\s*?)(\/?>)|<(!--)/i";
-
- while ( '' != $text ) {
- $p = preg_split( $start, $text, 2, PREG_SPLIT_DELIM_CAPTURE );
- $stripped .= $p[0];
- if( count( $p ) < 5 ) {
- break;
- }
- if( count( $p ) > 5 ) {
- // comment
- $element = $p[4];
- $attributes = '';
- $close = '';
- $inside = $p[5];
- } else {
- // tag
- $element = $p[1];
- $attributes = $p[2];
- $close = $p[3];
- $inside = $p[4];
- }
-
- $marker = "$uniq_prefix-$element-" . sprintf('%08X', $n++) . "-QINU\x07";
- $stripped .= $marker;
-
- if ( $close === '/>' ) {
- // Empty element tag, <tag />
- $content = null;
- $text = $inside;
- $tail = null;
- } else {
- if( $element == '!--' ) {
- $end = '/(-->)/';
- } else {
- $end = "/(<\\/$element\\s*>)/i";
- }
- $q = preg_split( $end, $inside, 2, PREG_SPLIT_DELIM_CAPTURE );
- $content = $q[0];
- if( count( $q ) < 3 ) {
- # No end tag -- let it run out to the end of the text.
- $tail = '';
- $text = '';
- } else {
- $tail = $q[1];
- $text = $q[2];
- }
- }
-
- $matches[$marker] = array( $element,
- $content,
- Sanitizer::decodeTagAttributes( $attributes ),
- "<$element$attributes$close$content$tail" );
- }
- return $stripped;
- }
-
- /**
- * Strips and renders nowiki, pre, math, hiero
- * If $render is set, performs necessary rendering operations on plugins
- * Returns the text, and fills an array with data needed in unstrip()
- *
- * @param StripState $state
- *
- * @param bool $stripcomments when set, HTML comments <!-- like this -->
- * will be stripped in addition to other tags. This is important
- * for section editing, where these comments cause confusion when
- * counting the sections in the wikisource
- *
- * @param array dontstrip contains tags which should not be stripped;
- * used to prevent stipping of <gallery> when saving (fixes bug 2700)
- *
- * @private
- */
- function strip( $text, $state, $stripcomments = false , $dontstrip = array () ) {
- global $wgContLang;
- wfProfileIn( __METHOD__ );
- $render = ($this->mOutputType == self::OT_HTML);
-
- $uniq_prefix = $this->mUniqPrefix;
- $commentState = new ReplacementArray;
- $nowikiItems = array();
- $generalItems = array();
-
- $elements = array_merge(
- array( 'nowiki', 'gallery' ),
- array_keys( $this->mTagHooks ) );
- global $wgRawHtml;
- if( $wgRawHtml ) {
- $elements[] = 'html';
- }
- if( $this->mOptions->getUseTeX() ) {
- $elements[] = 'math';
- }
-
- # Removing $dontstrip tags from $elements list (currently only 'gallery', fixing bug 2700)
- foreach ( $elements AS $k => $v ) {
- if ( !in_array ( $v , $dontstrip ) ) continue;
- unset ( $elements[$k] );
- }
-
- $matches = array();
- $text = self::extractTagsAndParams( $elements, $text, $matches, $uniq_prefix );
-
- foreach( $matches as $marker => $data ) {
- list( $element, $content, $params, $tag ) = $data;
- if( $render ) {
- $tagName = strtolower( $element );
- wfProfileIn( __METHOD__."-render-$tagName" );
- switch( $tagName ) {
- case '!--':
- // Comment
- if( substr( $tag, -3 ) == '-->' ) {
- $output = $tag;
- } else {
- // Unclosed comment in input.
- // Close it so later stripping can remove it
- $output = "$tag-->";
- }
- break;
- case 'html':
- if( $wgRawHtml ) {
- $output = $content;
- break;
- }
- // Shouldn't happen otherwise. :)
- case 'nowiki':
- $output = Xml::escapeTagsOnly( $content );
- break;
- case 'math':
- $output = $wgContLang->armourMath(
- MathRenderer::renderMath( $content, $params ) );
- break;
- case 'gallery':
- $output = $this->renderImageGallery( $content, $params );
- break;
- default:
- if( isset( $this->mTagHooks[$tagName] ) ) {
- # Workaround for PHP bug 35229 and similar
- if ( !is_callable( $this->mTagHooks[$tagName] ) ) {
- throw new MWException( "Tag hook for $tagName is not callable\n" );
- }
- $output = call_user_func_array( $this->mTagHooks[$tagName],
- array( $content, $params, $this ) );
- } else {
- throw new MWException( "Invalid call hook $element" );
- }
- }
- wfProfileOut( __METHOD__."-render-$tagName" );
- } else {
- // Just stripping tags; keep the source
- $output = $tag;
- }
-
- // Unstrip the output, to support recursive strip() calls
- $output = $state->unstripBoth( $output );
-
- if( !$stripcomments && $element == '!--' ) {
- $commentState->setPair( $marker, $output );
- } elseif ( $element == 'html' || $element == 'nowiki' ) {
- $nowikiItems[$marker] = $output;
- } else {
- $generalItems[$marker] = $output;
- }
- }
- # Add the new items to the state
- # We do this after the loop instead of during it to avoid slowing
- # down the recursive unstrip
- $state->nowiki->mergeArray( $nowikiItems );
- $state->general->mergeArray( $generalItems );
-
- # Unstrip comments unless explicitly told otherwise.
- # (The comments are always stripped prior to this point, so as to
- # not invoke any extension tags / parser hooks contained within
- # a comment.)
- if ( !$stripcomments ) {
- // Put them all back and forget them
- $text = $commentState->replace( $text );
- }
-
- wfProfileOut( __METHOD__ );
- return $text;
- }
-
- /**
- * Restores pre, math, and other extensions removed by strip()
- *
- * always call unstripNoWiki() after this one
- * @private
- * @deprecated use $this->mStripState->unstrip()
- */
- function unstrip( $text, $state ) {
- return $state->unstripGeneral( $text );
- }
-
- /**
- * Always call this after unstrip() to preserve the order
- *
- * @private
- * @deprecated use $this->mStripState->unstrip()
- */
- function unstripNoWiki( $text, $state ) {
- return $state->unstripNoWiki( $text );
- }
-
- /**
- * @deprecated use $this->mStripState->unstripBoth()
- */
- function unstripForHTML( $text ) {
- return $this->mStripState->unstripBoth( $text );
- }
-
- /**
- * Add an item to the strip state
- * Returns the unique tag which must be inserted into the stripped text
- * The tag will be replaced with the original text in unstrip()
- *
- * @private
- */
- function insertStripItem( $text, &$state ) {
- $rnd = $this->mUniqPrefix . '-item' . self::getRandomString();
- $state->general->setPair( $rnd, $text );
- return $rnd;
- }
-
- /**
- * Interface with html tidy, used if $wgUseTidy = true.
- * If tidy isn't able to correct the markup, the original will be
- * returned in all its glory with a warning comment appended.
- *
- * Either the external tidy program or the in-process tidy extension
- * will be used depending on availability. Override the default
- * $wgTidyInternal setting to disable the internal if it's not working.
- *
- * @param string $text Hideous HTML input
- * @return string Corrected HTML output
- * @public
- * @static
- */
- function tidy( $text ) {
- global $wgTidyInternal;
- $wrappedtext = '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"'.
-' "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html>'.
-'<head><title>test</title></head><body>'.$text.'</body></html>';
- if( $wgTidyInternal ) {
- $correctedtext = self::internalTidy( $wrappedtext );
- } else {
- $correctedtext = self::externalTidy( $wrappedtext );
- }
- if( is_null( $correctedtext ) ) {
- wfDebug( "Tidy error detected!\n" );
- return $text . "\n<!-- Tidy found serious XHTML errors -->\n";
- }
- return $correctedtext;
- }
-
- /**
- * Spawn an external HTML tidy process and get corrected markup back from it.
- *
- * @private
- * @static
- */
- function externalTidy( $text ) {
- global $wgTidyConf, $wgTidyBin, $wgTidyOpts;
- $fname = 'Parser::externalTidy';
- wfProfileIn( $fname );
-
- $cleansource = '';
- $opts = ' -utf8';
-
- $descriptorspec = array(
- 0 => array('pipe', 'r'),
- 1 => array('pipe', 'w'),
- 2 => array('file', wfGetNull(), 'a')
- );
- $pipes = array();
- $process = proc_open("$wgTidyBin -config $wgTidyConf $wgTidyOpts$opts", $descriptorspec, $pipes);
- if (is_resource($process)) {
- // Theoretically, this style of communication could cause a deadlock
- // here. If the stdout buffer fills up, then writes to stdin could
- // block. This doesn't appear to happen with tidy, because tidy only
- // writes to stdout after it's finished reading from stdin. Search
- // for tidyParseStdin and tidySaveStdout in console/tidy.c
- fwrite($pipes[0], $text);
- fclose($pipes[0]);
- while (!feof($pipes[1])) {
- $cleansource .= fgets($pipes[1], 1024);
- }
- fclose($pipes[1]);
- proc_close($process);
- }
-
- wfProfileOut( $fname );
-
- if( $cleansource == '' && $text != '') {
- // Some kind of error happened, so we couldn't get the corrected text.
- // Just give up; we'll use the source text and append a warning.
- return null;
- } else {
- return $cleansource;
- }
- }
-
- /**
- * Use the HTML tidy PECL extension to use the tidy library in-process,
- * saving the overhead of spawning a new process.
- *
- * 'pear install tidy' should be able to compile the extension module.
- *
- * @private
- * @static
- */
- function internalTidy( $text ) {
- global $wgTidyConf, $IP;
- $fname = 'Parser::internalTidy';
- wfProfileIn( $fname );
-
- $tidy = new tidy;
- $tidy->parseString( $text, $wgTidyConf, 'utf8' );
- $tidy->cleanRepair();
- if( $tidy->getStatus() == 2 ) {
- // 2 is magic number for fatal error
- // http://www.php.net/manual/en/function.tidy-get-status.php
- $cleansource = null;
- } else {
- $cleansource = tidy_get_output( $tidy );
- }
- wfProfileOut( $fname );
- return $cleansource;
- }
-
- /**
- * parse the wiki syntax used to render tables
- *
- * @private
- */
- function doTableStuff ( $text ) {
- $fname = 'Parser::doTableStuff';
- wfProfileIn( $fname );
-
- $lines = explode ( "\n" , $text );
- $td_history = array (); // Is currently a td tag open?
- $last_tag_history = array (); // Save history of last lag activated (td, th or caption)
- $tr_history = array (); // Is currently a tr tag open?
- $tr_attributes = array (); // history of tr attributes
- $has_opened_tr = array(); // Did this table open a <tr> element?
- $indent_level = 0; // indent level of the table
- foreach ( $lines as $key => $line )
- {
- $line = trim ( $line );
-
- if( $line == '' ) { // empty line, go to next line
- continue;
- }
- $first_character = $line{0};
- $matches = array();
-
- if ( preg_match( '/^(:*)\{\|(.*)$/' , $line , $matches ) ) {
- // First check if we are starting a new table
- $indent_level = strlen( $matches[1] );
-
- $attributes = $this->mStripState->unstripBoth( $matches[2] );
- $attributes = Sanitizer::fixTagAttributes ( $attributes , 'table' );
-
- $lines[$key] = str_repeat( '<dl><dd>' , $indent_level ) . "<table{$attributes}>";
- array_push ( $td_history , false );
- array_push ( $last_tag_history , '' );
- array_push ( $tr_history , false );
- array_push ( $tr_attributes , '' );
- array_push ( $has_opened_tr , false );
- } else if ( count ( $td_history ) == 0 ) {
- // Don't do any of the following
- continue;
- } else if ( substr ( $line , 0 , 2 ) == '|}' ) {
- // We are ending a table
- $line = '</table>' . substr ( $line , 2 );
- $last_tag = array_pop ( $last_tag_history );
-
- if ( !array_pop ( $has_opened_tr ) ) {
- $line = "<tr><td></td></tr>{$line}";
- }
-
- if ( array_pop ( $tr_history ) ) {
- $line = "</tr>{$line}";
- }
-
- if ( array_pop ( $td_history ) ) {
- $line = "</{$last_tag}>{$line}";
- }
- array_pop ( $tr_attributes );
- $lines[$key] = $line . str_repeat( '</dd></dl>' , $indent_level );
- } else if ( substr ( $line , 0 , 2 ) == '|-' ) {
- // Now we have a table row
- $line = preg_replace( '#^\|-+#', '', $line );
-
- // Whats after the tag is now only attributes
- $attributes = $this->mStripState->unstripBoth( $line );
- $attributes = Sanitizer::fixTagAttributes ( $attributes , 'tr' );
- array_pop ( $tr_attributes );
- array_push ( $tr_attributes , $attributes );
-
- $line = '';
- $last_tag = array_pop ( $last_tag_history );
- array_pop ( $has_opened_tr );
- array_push ( $has_opened_tr , true );
-
- if ( array_pop ( $tr_history ) ) {
- $line = '</tr>';
- }
-
- if ( array_pop ( $td_history ) ) {
- $line = "</{$last_tag}>{$line}";
- }
-
- $lines[$key] = $line;
- array_push ( $tr_history , false );
- array_push ( $td_history , false );
- array_push ( $last_tag_history , '' );
- }
- else if ( $first_character == '|' || $first_character == '!' || substr ( $line , 0 , 2 ) == '|+' ) {
- // This might be cell elements, td, th or captions
- if ( substr ( $line , 0 , 2 ) == '|+' ) {
- $first_character = '+';
- $line = substr ( $line , 1 );
- }
-
- $line = substr ( $line , 1 );
-
- if ( $first_character == '!' ) {
- $line = str_replace ( '!!' , '||' , $line );
- }
-
- // Split up multiple cells on the same line.
- // FIXME : This can result in improper nesting of tags processed
- // by earlier parser steps, but should avoid splitting up eg
- // attribute values containing literal "||".
- $cells = StringUtils::explodeMarkup( '||' , $line );
-
- $lines[$key] = '';
-
- // Loop through each table cell
- foreach ( $cells as $cell )
- {
- $previous = '';
- if ( $first_character != '+' )
- {
- $tr_after = array_pop ( $tr_attributes );
- if ( !array_pop ( $tr_history ) ) {
- $previous = "<tr{$tr_after}>\n";
- }
- array_push ( $tr_history , true );
- array_push ( $tr_attributes , '' );
- array_pop ( $has_opened_tr );
- array_push ( $has_opened_tr , true );
- }
-
- $last_tag = array_pop ( $last_tag_history );
-
- if ( array_pop ( $td_history ) ) {
- $previous = "</{$last_tag}>{$previous}";
- }
-
- if ( $first_character == '|' ) {
- $last_tag = 'td';
- } else if ( $first_character == '!' ) {
- $last_tag = 'th';
- } else if ( $first_character == '+' ) {
- $last_tag = 'caption';
- } else {
- $last_tag = '';
- }
-
- array_push ( $last_tag_history , $last_tag );
-
- // A cell could contain both parameters and data
- $cell_data = explode ( '|' , $cell , 2 );
-
- // Bug 553: Note that a '|' inside an invalid link should not
- // be mistaken as delimiting cell parameters
- if ( strpos( $cell_data[0], '[[' ) !== false ) {
- $cell = "{$previous}<{$last_tag}>{$cell}";
- } else if ( count ( $cell_data ) == 1 )
- $cell = "{$previous}<{$last_tag}>{$cell_data[0]}";
- else {
- $attributes = $this->mStripState->unstripBoth( $cell_data[0] );
- $attributes = Sanitizer::fixTagAttributes( $attributes , $last_tag );
- $cell = "{$previous}<{$last_tag}{$attributes}>{$cell_data[1]}";
- }
-
- $lines[$key] .= $cell;
- array_push ( $td_history , true );
- }
- }
- }
-
- // Closing open td, tr && table
- while ( count ( $td_history ) > 0 )
- {
- if ( array_pop ( $td_history ) ) {
- $lines[] = '</td>' ;
- }
- if ( array_pop ( $tr_history ) ) {
- $lines[] = '</tr>' ;
- }
- if ( !array_pop ( $has_opened_tr ) ) {
- $lines[] = "<tr><td></td></tr>" ;
- }
-
- $lines[] = '</table>' ;
- }
-
- $output = implode ( "\n" , $lines ) ;
-
- // special case: don't return empty table
- if( $output == "<table>\n<tr><td></td></tr>\n</table>" ) {
- $output = '';
- }
-
- wfProfileOut( $fname );
-
- return $output;
- }
-
- /**
- * Helper function for parse() that transforms wiki markup into
- * HTML. Only called for $mOutputType == OT_HTML.
- *
- * @private
- */
- function internalParse( $text ) {
- $args = array();
- $isMain = true;
- $fname = 'Parser::internalParse';
- wfProfileIn( $fname );
-
- # Hook to suspend the parser in this state
- if ( !wfRunHooks( 'ParserBeforeInternalParse', array( &$this, &$text, &$this->mStripState ) ) ) {
- wfProfileOut( $fname );
- return $text ;
- }
-
- # Remove <noinclude> tags and <includeonly> sections
- $text = strtr( $text, array( '<onlyinclude>' => '' , '</onlyinclude>' => '' ) );
- $text = strtr( $text, array( '<noinclude>' => '', '</noinclude>' => '') );
- $text = StringUtils::delimiterReplace( '<includeonly>', '</includeonly>', '', $text );
-
- $text = Sanitizer::removeHTMLtags( $text, array( &$this, 'attributeStripCallback' ), array(), array_keys( $this->mTransparentTagHooks ) );
-
- $text = $this->replaceVariables( $text, $args );
- wfRunHooks( 'InternalParseBeforeLinks', array( &$this, &$text, &$this->mStripState ) );
-
- // Tables need to come after variable replacement for things to work
- // properly; putting them before other transformations should keep
- // exciting things like link expansions from showing up in surprising
- // places.
- $text = $this->doTableStuff( $text );
-
- $text = preg_replace( '/(^|\n)-----*/', '\\1<hr />', $text );
-
- $text = $this->stripToc( $text );
- $this->stripNoGallery( $text );
- $text = $this->doHeadings( $text );
- if($this->mOptions->getUseDynamicDates()) {
- $df =& DateFormatter::getInstance();
- $text = $df->reformat( $this->mOptions->getDateFormat(), $text );
- }
- $text = $this->doAllQuotes( $text );
- $text = $this->replaceInternalLinks( $text );
- $text = $this->replaceExternalLinks( $text );
-
- # replaceInternalLinks may sometimes leave behind
- # absolute URLs, which have to be masked to hide them from replaceExternalLinks
- $text = str_replace($this->mUniqPrefix."NOPARSE", "", $text);
-
- $text = $this->doMagicLinks( $text );
- $text = $this->formatHeadings( $text, $isMain );
-
- wfProfileOut( $fname );
- return $text;
- }
-
- /**
- * Replace special strings like "ISBN xxx" and "RFC xxx" with
- * magic external links.
- *
- * @private
- */
- function &doMagicLinks( &$text ) {
- wfProfileIn( __METHOD__ );
- $text = preg_replace_callback(
- '!(?: # Start cases
- <a.*?</a> | # Skip link text
- <.*?> | # Skip stuff inside HTML elements
- (?:RFC|PMID)\s+([0-9]+) | # RFC or PMID, capture number as m[1]
- ISBN\s+(\b # ISBN, capture number as m[2]
- (?: 97[89] [\ \-]? )? # optional 13-digit ISBN prefix
- (?: [0-9] [\ \-]? ){9} # 9 digits with opt. delimiters
- [0-9Xx] # check digit
- \b)
- )!x', array( &$this, 'magicLinkCallback' ), $text );
- wfProfileOut( __METHOD__ );
- return $text;
- }
-
- function magicLinkCallback( $m ) {
- if ( substr( $m[0], 0, 1 ) == '<' ) {
- # Skip HTML element
- return $m[0];
- } elseif ( substr( $m[0], 0, 4 ) == 'ISBN' ) {
- $isbn = $m[2];
- $num = strtr( $isbn, array(
- '-' => '',
- ' ' => '',
- 'x' => 'X',
- ));
- $titleObj = SpecialPage::getTitleFor( 'Booksources' );
- $text = '<a href="' .
- $titleObj->escapeLocalUrl( "isbn=$num" ) .
- "\" class=\"internal\">ISBN $isbn</a>";
- } else {
- if ( substr( $m[0], 0, 3 ) == 'RFC' ) {
- $keyword = 'RFC';
- $urlmsg = 'rfcurl';
- $id = $m[1];
- } elseif ( substr( $m[0], 0, 4 ) == 'PMID' ) {
- $keyword = 'PMID';
- $urlmsg = 'pubmedurl';
- $id = $m[1];
- } else {
- throw new MWException( __METHOD__.': unrecognised match type "' .
- substr($m[0], 0, 20 ) . '"' );
- }
-
- $url = wfMsg( $urlmsg, $id);
- $sk = $this->mOptions->getSkin();
- $la = $sk->getExternalLinkAttributes( $url, $keyword.$id );
- $text = "<a href=\"{$url}\"{$la}>{$keyword} {$id}</a>";
- }
- return $text;
- }
-
- /**
- * Parse headers and return html
- *
- * @private
- */
- function doHeadings( $text ) {
- $fname = 'Parser::doHeadings';
- wfProfileIn( $fname );
- for ( $i = 6; $i >= 1; --$i ) {
- $h = str_repeat( '=', $i );
- $text = preg_replace( "/^{$h}(.+){$h}\\s*$/m",
- "<h{$i}>\\1</h{$i}>\\2", $text );
- }
- wfProfileOut( $fname );
- return $text;
- }
-
- /**
- * Replace single quotes with HTML markup
- * @private
- * @return string the altered text
- */
- function doAllQuotes( $text ) {
- $fname = 'Parser::doAllQuotes';
- wfProfileIn( $fname );
- $outtext = '';
- $lines = explode( "\n", $text );
- foreach ( $lines as $line ) {
- $outtext .= $this->doQuotes ( $line ) . "\n";
- }
- $outtext = substr($outtext, 0,-1);
- wfProfileOut( $fname );
- return $outtext;
- }
-
- /**
- * Helper function for doAllQuotes()
- */
- public function doQuotes( $text ) {
- $arr = preg_split( "/(''+)/", $text, -1, PREG_SPLIT_DELIM_CAPTURE );
- if ( count( $arr ) == 1 )
- return $text;
- else
- {
- # First, do some preliminary work. This may shift some apostrophes from
- # being mark-up to being text. It also counts the number of occurrences
- # of bold and italics mark-ups.
- $i = 0;
- $numbold = 0;
- $numitalics = 0;
- foreach ( $arr as $r )
- {
- if ( ( $i % 2 ) == 1 )
- {
- # If there are ever four apostrophes, assume the first is supposed to
- # be text, and the remaining three constitute mark-up for bold text.
- if ( strlen( $arr[$i] ) == 4 )
- {
- $arr[$i-1] .= "'";
- $arr[$i] = "'''";
- }
- # If there are more than 5 apostrophes in a row, assume they're all
- # text except for the last 5.
- else if ( strlen( $arr[$i] ) > 5 )
- {
- $arr[$i-1] .= str_repeat( "'", strlen( $arr[$i] ) - 5 );
- $arr[$i] = "'''''";
- }
- # Count the number of occurrences of bold and italics mark-ups.
- # We are not counting sequences of five apostrophes.
- if ( strlen( $arr[$i] ) == 2 ) { $numitalics++; }
- else if ( strlen( $arr[$i] ) == 3 ) { $numbold++; }
- else if ( strlen( $arr[$i] ) == 5 ) { $numitalics++; $numbold++; }
- }
- $i++;
- }
-
- # If there is an odd number of both bold and italics, it is likely
- # that one of the bold ones was meant to be an apostrophe followed
- # by italics. Which one we cannot know for certain, but it is more
- # likely to be one that has a single-letter word before it.
- if ( ( $numbold % 2 == 1 ) && ( $numitalics % 2 == 1 ) )
- {
- $i = 0;
- $firstsingleletterword = -1;
- $firstmultiletterword = -1;
- $firstspace = -1;
- foreach ( $arr as $r )
- {
- if ( ( $i % 2 == 1 ) and ( strlen( $r ) == 3 ) )
- {
- $x1 = substr ($arr[$i-1], -1);
- $x2 = substr ($arr[$i-1], -2, 1);
- if ($x1 == ' ') {
- if ($firstspace == -1) $firstspace = $i;
- } else if ($x2 == ' ') {
- if ($firstsingleletterword == -1) $firstsingleletterword = $i;
- } else {
- if ($firstmultiletterword == -1) $firstmultiletterword = $i;
- }
- }
- $i++;
- }
-
- # If there is a single-letter word, use it!
- if ($firstsingleletterword > -1)
- {
- $arr [ $firstsingleletterword ] = "''";
- $arr [ $firstsingleletterword-1 ] .= "'";
- }
- # If not, but there's a multi-letter word, use that one.
- else if ($firstmultiletterword > -1)
- {
- $arr [ $firstmultiletterword ] = "''";
- $arr [ $firstmultiletterword-1 ] .= "'";
- }
- # ... otherwise use the first one that has neither.
- # (notice that it is possible for all three to be -1 if, for example,
- # there is only one pentuple-apostrophe in the line)
- else if ($firstspace > -1)
- {
- $arr [ $firstspace ] = "''";
- $arr [ $firstspace-1 ] .= "'";
- }
- }
-
- # Now let's actually convert our apostrophic mush to HTML!
- $output = '';
- $buffer = '';
- $state = '';
- $i = 0;
- foreach ($arr as $r)
- {
- if (($i % 2) == 0)
- {
- if ($state == 'both')
- $buffer .= $r;
- else
- $output .= $r;
- }
- else
- {
- if (strlen ($r) == 2)
- {
- if ($state == 'i')
- { $output .= '</i>'; $state = ''; }
- else if ($state == 'bi')
- { $output .= '</i>'; $state = 'b'; }
- else if ($state == 'ib')
- { $output .= '</b></i><b>'; $state = 'b'; }
- else if ($state == 'both')
- { $output .= '<b><i>'.$buffer.'</i>'; $state = 'b'; }
- else # $state can be 'b' or ''
- { $output .= '<i>'; $state .= 'i'; }
- }
- else if (strlen ($r) == 3)
- {
- if ($state == 'b')
- { $output .= '</b>'; $state = ''; }
- else if ($state == 'bi')
- { $output .= '</i></b><i>'; $state = 'i'; }
- else if ($state == 'ib')
- { $output .= '</b>'; $state = 'i'; }
- else if ($state == 'both')
- { $output .= '<i><b>'.$buffer.'</b>'; $state = 'i'; }
- else # $state can be 'i' or ''
- { $output .= '<b>'; $state .= 'b'; }
- }
- else if (strlen ($r) == 5)
- {
- if ($state == 'b')
- { $output .= '</b><i>'; $state = 'i'; }
- else if ($state == 'i')
- { $output .= '</i><b>'; $state = 'b'; }
- else if ($state == 'bi')
- { $output .= '</i></b>'; $state = ''; }
- else if ($state == 'ib')
- { $output .= '</b></i>'; $state = ''; }
- else if ($state == 'both')
- { $output .= '<i><b>'.$buffer.'</b></i>'; $state = ''; }
- else # ($state == '')
- { $buffer = ''; $state = 'both'; }
- }
- }
- $i++;
- }
- # Now close all remaining tags. Notice that the order is important.
- if ($state == 'b' || $state == 'ib')
- $output .= '</b>';
- if ($state == 'i' || $state == 'bi' || $state == 'ib')
- $output .= '</i>';
- if ($state == 'bi')
- $output .= '</b>';
- # There might be lonely ''''', so make sure we have a buffer
- if ($state == 'both' && $buffer)
- $output .= '<b><i>'.$buffer.'</i></b>';
- return $output;
- }
- }
-
- /**
- * Replace external links
- *
- * Note: this is all very hackish and the order of execution matters a lot.
- * Make sure to run maintenance/parserTests.php if you change this code.
- *
- * @private
- */
- function replaceExternalLinks( $text ) {
- global $wgContLang;
- $fname = 'Parser::replaceExternalLinks';
- wfProfileIn( $fname );
-
- $sk = $this->mOptions->getSkin();
-
- $bits = preg_split( $this->mExtLinkBracketedRegex, $text, -1, PREG_SPLIT_DELIM_CAPTURE );
-
- $s = $this->replaceFreeExternalLinks( array_shift( $bits ) );
-
- $i = 0;
- while ( $i<count( $bits ) ) {
- $url = $bits[$i++];
- $protocol = $bits[$i++];
- $text = $bits[$i++];
- $trail = $bits[$i++];
-
- # The characters '<' and '>' (which were escaped by
- # removeHTMLtags()) should not be included in
- # URLs, per RFC 2396.
- $m2 = array();
- if (preg_match('/&(lt|gt);/', $url, $m2, PREG_OFFSET_CAPTURE)) {
- $text = substr($url, $m2[0][1]) . ' ' . $text;
- $url = substr($url, 0, $m2[0][1]);
- }
-
- # If the link text is an image URL, replace it with an <img> tag
- # This happened by accident in the original parser, but some people used it extensively
- $img = $this->maybeMakeExternalImage( $text );
- if ( $img !== false ) {
- $text = $img;
- }
-
- $dtrail = '';
-
- # Set linktype for CSS - if URL==text, link is essentially free
- $linktype = ($text == $url) ? 'free' : 'text';
-
- # No link text, e.g. [http://domain.tld/some.link]
- if ( $text == '' ) {
- # Autonumber if allowed. See bug #5918
- if ( strpos( wfUrlProtocols(), substr($protocol, 0, strpos($protocol, ':')) ) !== false ) {
- $text = '[' . ++$this->mAutonumber . ']';
- $linktype = 'autonumber';
- } else {
- # Otherwise just use the URL
- $text = htmlspecialchars( $url );
- $linktype = 'free';
- }
- } else {
- # Have link text, e.g. [http://domain.tld/some.link text]s
- # Check for trail
- list( $dtrail, $trail ) = Linker::splitTrail( $trail );
- }
-
- $text = $wgContLang->markNoConversion($text);
-
- $url = Sanitizer::cleanUrl( $url );
-
- # Process the trail (i.e. everything after this link up until start of the next link),
- # replacing any non-bracketed links
- $trail = $this->replaceFreeExternalLinks( $trail );
-
- # Use the encoded URL
- # This means that users can paste URLs directly into the text
- # Funny characters like ö aren't valid in URLs anyway
- # This was changed in August 2004
- $s .= $sk->makeExternalLink( $url, $text, false, $linktype, $this->getExternalLinkAttribs() ) . $dtrail . $trail;
-
- # Register link in the output object.
- # Replace unnecessary URL escape codes with the referenced character
- # This prevents spammers from hiding links from the filters
- $pasteurized = self::replaceUnusualEscapes( $url );
- $this->mOutput->addExternalLink( $pasteurized );
- }
-
- wfProfileOut( $fname );
- return $s;
- }
-
- function getExternalLinkAttribs() {
- $attribs = array();
- global $wgNoFollowLinks, $wgNoFollowNsExceptions;
- $ns = $this->mTitle->getNamespace();
- if( $wgNoFollowLinks && !in_array($ns, $wgNoFollowNsExceptions) ) {
- $attribs['rel'] = 'nofollow';
- }
- if ( $this->mOptions->getExternalLinkTarget() ) {
- $attribs['target'] = $this->mOptions->getExternalLinkTarget();
- }
- return $attribs;
- }
-
- /**
- * Replace anything that looks like a URL with a link
- * @private
- */
- function replaceFreeExternalLinks( $text ) {
- global $wgContLang;
- $fname = 'Parser::replaceFreeExternalLinks';
- wfProfileIn( $fname );
-
- $bits = preg_split( '/(\b(?:' . wfUrlProtocols() . '))/S', $text, -1, PREG_SPLIT_DELIM_CAPTURE );
- $s = array_shift( $bits );
- $i = 0;
-
- $sk = $this->mOptions->getSkin();
-
- while ( $i < count( $bits ) ){
- $protocol = $bits[$i++];
- $remainder = $bits[$i++];
-
- $m = array();
- if ( preg_match( '/^('.self::EXT_LINK_URL_CLASS.'+)(.*)$/s', $remainder, $m ) ) {
- # Found some characters after the protocol that look promising
- $url = $protocol . $m[1];
- $trail = $m[2];
-
- # special case: handle urls as url args:
- # http://www.example.com/foo?=http://www.example.com/bar
- if(strlen($trail) == 0 &&
- isset($bits[$i]) &&
- preg_match('/^'. wfUrlProtocols() . '$/S', $bits[$i]) &&
- preg_match( '/^('.self::EXT_LINK_URL_CLASS.'+)(.*)$/s', $bits[$i + 1], $m ))
- {
- # add protocol, arg
- $url .= $bits[$i] . $m[1]; # protocol, url as arg to previous link
- $i += 2;
- $trail = $m[2];
- }
-
- # The characters '<' and '>' (which were escaped by
- # removeHTMLtags()) should not be included in
- # URLs, per RFC 2396.
- $m2 = array();
- if (preg_match('/&(lt|gt);/', $url, $m2, PREG_OFFSET_CAPTURE)) {
- $trail = substr($url, $m2[0][1]) . $trail;
- $url = substr($url, 0, $m2[0][1]);
- }
-
- # Move trailing punctuation to $trail
- $sep = ',;\.:!?';
- # If there is no left bracket, then consider right brackets fair game too
- if ( strpos( $url, '(' ) === false ) {
- $sep .= ')';
- }
-
- $numSepChars = strspn( strrev( $url ), $sep );
- if ( $numSepChars ) {
- $trail = substr( $url, -$numSepChars ) . $trail;
- $url = substr( $url, 0, -$numSepChars );
- }
-
- $url = Sanitizer::cleanUrl( $url );
-
- # Is this an external image?
- $text = $this->maybeMakeExternalImage( $url );
- if ( $text === false ) {
- # Not an image, make a link
- $text = $sk->makeExternalLink( $url, $wgContLang->markNoConversion($url), true, 'free',
- $this->getExternalLinkAttribs() );
- # Register it in the output object...
- # Replace unnecessary URL escape codes with their equivalent characters
- $pasteurized = self::replaceUnusualEscapes( $url );
- $this->mOutput->addExternalLink( $pasteurized );
- }
- $s .= $text . $trail;
- } else {
- $s .= $protocol . $remainder;
- }
- }
- wfProfileOut( $fname );
- return $s;
- }
-
- /**
- * Replace unusual URL escape codes with their equivalent characters
- * @param string
- * @return string
- * @static
- * @todo This can merge genuinely required bits in the path or query string,
- * breaking legit URLs. A proper fix would treat the various parts of
- * the URL differently; as a workaround, just use the output for
- * statistical records, not for actual linking/output.
- */
- static function replaceUnusualEscapes( $url ) {
- return preg_replace_callback( '/%[0-9A-Fa-f]{2}/',
- array( __CLASS__, 'replaceUnusualEscapesCallback' ), $url );
- }
-
- /**
- * Callback function used in replaceUnusualEscapes().
- * Replaces unusual URL escape codes with their equivalent character
- * @static
- * @private
- */
- private static function replaceUnusualEscapesCallback( $matches ) {
- $char = urldecode( $matches[0] );
- $ord = ord( $char );
- // Is it an unsafe or HTTP reserved character according to RFC 1738?
- if ( $ord > 32 && $ord < 127 && strpos( '<>"#{}|\^~[]`;/?', $char ) === false ) {
- // No, shouldn't be escaped
- return $char;
- } else {
- // Yes, leave it escaped
- return $matches[0];
- }
- }
-
- /**
- * make an image if it's allowed, either through the global
- * option or through the exception
- * @private
- */
- function maybeMakeExternalImage( $url ) {
- $sk = $this->mOptions->getSkin();
- $imagesfrom = $this->mOptions->getAllowExternalImagesFrom();
- $imagesexception = !empty($imagesfrom);
- $text = false;
- if ( $this->mOptions->getAllowExternalImages()
- || ( $imagesexception && strpos( $url, $imagesfrom ) === 0 ) ) {
- if ( preg_match( self::EXT_IMAGE_REGEX, $url ) ) {
- # Image found
- $text = $sk->makeExternalImage( $url );
- }
- }
- return $text;
- }
-
- /**
- * Process [[ ]] wikilinks
- *
- * @private
- */
- function replaceInternalLinks( $s ) {
- global $wgContLang;
- static $fname = 'Parser::replaceInternalLinks' ;
-
- wfProfileIn( $fname );
-
- wfProfileIn( $fname.'-setup' );
- static $tc = FALSE;
- # the % is needed to support urlencoded titles as well
- if ( !$tc ) { $tc = Title::legalChars() . '#%'; }
-
- $sk = $this->mOptions->getSkin();
-
- #split the entire text string on occurences of [[
- $a = explode( '[[', ' ' . $s );
- #get the first element (all text up to first [[), and remove the space we added
- $s = array_shift( $a );
- $s = substr( $s, 1 );
-
- # Match a link having the form [[namespace:link|alternate]]trail
- static $e1 = FALSE;
- if ( !$e1 ) { $e1 = "/^([{$tc}]+)(?:\\|(.+?))?]](.*)\$/sD"; }
- # Match cases where there is no "]]", which might still be images
- static $e1_img = FALSE;
- if ( !$e1_img ) { $e1_img = "/^([{$tc}]+)\\|(.*)\$/sD"; }
- # Match the end of a line for a word that's not followed by whitespace,
- # e.g. in the case of 'The Arab al[[Razi]]', 'al' will be matched
- $e2 = wfMsgForContent( 'linkprefix' );
-
- $useLinkPrefixExtension = $wgContLang->linkPrefixExtension();
- if( is_null( $this->mTitle ) ) {
- throw new MWException( __METHOD__.": \$this->mTitle is null\n" );
- }
- $nottalk = !$this->mTitle->isTalkPage();
-
- if ( $useLinkPrefixExtension ) {
- $m = array();
- if ( preg_match( $e2, $s, $m ) ) {
- $first_prefix = $m[2];
- } else {
- $first_prefix = false;
- }
- } else {
- $prefix = '';
- }
-
- if($wgContLang->hasVariants()) {
- $selflink = $wgContLang->convertLinkToAllVariants($this->mTitle->getPrefixedText());
- } else {
- $selflink = array($this->mTitle->getPrefixedText());
- }
- $useSubpages = $this->areSubpagesAllowed();
- wfProfileOut( $fname.'-setup' );
-
- # Loop for each link
- for ($k = 0; isset( $a[$k] ); $k++) {
- $line = $a[$k];
- if ( $useLinkPrefixExtension ) {
- wfProfileIn( $fname.'-prefixhandling' );
- if ( preg_match( $e2, $s, $m ) ) {
- $prefix = $m[2];
- $s = $m[1];
- } else {
- $prefix='';
- }
- # first link
- if($first_prefix) {
- $prefix = $first_prefix;
- $first_prefix = false;
- }
- wfProfileOut( $fname.'-prefixhandling' );
- }
-
- $might_be_img = false;
-
- wfProfileIn( "$fname-e1" );
- if ( preg_match( $e1, $line, $m ) ) { # page with normal text or alt
- $text = $m[2];
- # If we get a ] at the beginning of $m[3] that means we have a link that's something like:
- # [[Image:Foo.jpg|[http://example.com desc]]] <- having three ] in a row fucks up,
- # the real problem is with the $e1 regex
- # See bug 1300.
- #
- # Still some problems for cases where the ] is meant to be outside punctuation,
- # and no image is in sight. See bug 2095.
- #
- if( $text !== '' &&
- substr( $m[3], 0, 1 ) === ']' &&
- strpos($text, '[') !== false
- )
- {
- $text .= ']'; # so that replaceExternalLinks($text) works later
- $m[3] = substr( $m[3], 1 );
- }
- # fix up urlencoded title texts
- if( strpos( $m[1], '%' ) !== false ) {
- # Should anchors '#' also be rejected?
- $m[1] = str_replace( array('<', '>'), array('<', '>'), urldecode($m[1]) );
- }
- $trail = $m[3];
- } elseif( preg_match($e1_img, $line, $m) ) { # Invalid, but might be an image with a link in its caption
- $might_be_img = true;
- $text = $m[2];
- if ( strpos( $m[1], '%' ) !== false ) {
- $m[1] = urldecode($m[1]);
- }
- $trail = "";
- } else { # Invalid form; output directly
- $s .= $prefix . '[[' . $line ;
- wfProfileOut( "$fname-e1" );
- continue;
- }
- wfProfileOut( "$fname-e1" );
- wfProfileIn( "$fname-misc" );
-
- # Don't allow internal links to pages containing
- # PROTO: where PROTO is a valid URL protocol; these
- # should be external links.
- if (preg_match('/^\b(?:' . wfUrlProtocols() . ')/', $m[1])) {
- $s .= $prefix . '[[' . $line ;
- continue;
- }
-
- # Make subpage if necessary
- if( $useSubpages ) {
- $link = $this->maybeDoSubpageLink( $m[1], $text );
- } else {
- $link = $m[1];
- }
-
- $noforce = (substr($m[1], 0, 1) != ':');
- if (!$noforce) {
- # Strip off leading ':'
- $link = substr($link, 1);
- }
-
- wfProfileOut( "$fname-misc" );
- wfProfileIn( "$fname-title" );
- $nt = Title::newFromText( $this->mStripState->unstripNoWiki($link) );
- if( !$nt ) {
- $s .= $prefix . '[[' . $line;
- wfProfileOut( "$fname-title" );
- continue;
- }
-
- $ns = $nt->getNamespace();
- $iw = $nt->getInterWiki();
- wfProfileOut( "$fname-title" );
-
- if ($might_be_img) { # if this is actually an invalid link
- wfProfileIn( "$fname-might_be_img" );
- if ($ns == NS_IMAGE && $noforce) { #but might be an image
- $found = false;
- while (isset ($a[$k+1]) ) {
- #look at the next 'line' to see if we can close it there
- $spliced = array_splice( $a, $k + 1, 1 );
- $next_line = array_shift( $spliced );
- $m = explode( ']]', $next_line, 3 );
- if ( count( $m ) == 3 ) {
- # the first ]] closes the inner link, the second the image
- $found = true;
- $text .= "[[{$m[0]}]]{$m[1]}";
- $trail = $m[2];
- break;
- } elseif ( count( $m ) == 2 ) {
- #if there's exactly one ]] that's fine, we'll keep looking
- $text .= "[[{$m[0]}]]{$m[1]}";
- } else {
- #if $next_line is invalid too, we need look no further
- $text .= '[[' . $next_line;
- break;
- }
- }
- if ( !$found ) {
- # we couldn't find the end of this imageLink, so output it raw
- #but don't ignore what might be perfectly normal links in the text we've examined
- $text = $this->replaceInternalLinks($text);
- $s .= "{$prefix}[[$link|$text";
- # note: no $trail, because without an end, there *is* no trail
- wfProfileOut( "$fname-might_be_img" );
- continue;
- }
- } else { #it's not an image, so output it raw
- $s .= "{$prefix}[[$link|$text";
- # note: no $trail, because without an end, there *is* no trail
- wfProfileOut( "$fname-might_be_img" );
- continue;
- }
- wfProfileOut( "$fname-might_be_img" );
- }
-
- $wasblank = ( '' == $text );
- if( $wasblank ) $text = $link;
-
- # Link not escaped by : , create the various objects
- if( $noforce ) {
-
- # Interwikis
- wfProfileIn( "$fname-interwiki" );
- if( $iw && $this->mOptions->getInterwikiMagic() && $nottalk && $wgContLang->getLanguageName( $iw ) ) {
- $this->mOutput->addLanguageLink( $nt->getFullText() );
- $s = rtrim($s . $prefix);
- $s .= trim($trail, "\n") == '' ? '': $prefix . $trail;
- wfProfileOut( "$fname-interwiki" );
- continue;
- }
- wfProfileOut( "$fname-interwiki" );
-
- if ( $ns == NS_IMAGE ) {
- wfProfileIn( "$fname-image" );
- if ( !wfIsBadImage( $nt->getDBkey(), $this->mTitle ) ) {
- # recursively parse links inside the image caption
- # actually, this will parse them in any other parameters, too,
- # but it might be hard to fix that, and it doesn't matter ATM
- $text = $this->replaceExternalLinks($text);
- $text = $this->replaceInternalLinks($text);
-
- # cloak any absolute URLs inside the image markup, so replaceExternalLinks() won't touch them
- $s .= $prefix . $this->armorLinks( $this->makeImage( $nt, $text ) ) . $trail;
- $this->mOutput->addImage( $nt->getDBkey() );
-
- wfProfileOut( "$fname-image" );
- continue;
- } else {
- # We still need to record the image's presence on the page
- $this->mOutput->addImage( $nt->getDBkey() );
- }
- wfProfileOut( "$fname-image" );
-
- }
-
- if ( $ns == NS_CATEGORY ) {
- wfProfileIn( "$fname-category" );
- $s = rtrim($s . "\n"); # bug 87
-
- if ( $wasblank ) {
- $sortkey = $this->getDefaultSort();
- } else {
- $sortkey = $text;
- }
- $sortkey = Sanitizer::decodeCharReferences( $sortkey );
- $sortkey = str_replace( "\n", '', $sortkey );
- $sortkey = $wgContLang->convertCategoryKey( $sortkey );
- $this->mOutput->addCategory( $nt->getDBkey(), $sortkey );
-
- /**
- * Strip the whitespace Category links produce, see bug 87
- * @todo We might want to use trim($tmp, "\n") here.
- */
- $s .= trim($prefix . $trail, "\n") == '' ? '': $prefix . $trail;
-
- wfProfileOut( "$fname-category" );
- continue;
- }
- }
-
- # Self-link checking
- if( $nt->getFragment() === '' ) {
- if( in_array( $nt->getPrefixedText(), $selflink, true ) ) {
- $s .= $prefix . $sk->makeSelfLinkObj( $nt, $text, '', $trail );
- continue;
- }
- }
-
- # Special and Media are pseudo-namespaces; no pages actually exist in them
- if( $ns == NS_MEDIA ) {
- # Give extensions a chance to select the file revision for us
- $skip = $time = false;
- wfRunHooks( 'BeforeParserMakeImageLinkObj', array( &$this, &$nt, &$skip, &$time ) );
- if ( $skip ) {
- $link = $sk->makeLinkObj( $nt );
- } else {
- $link = $sk->makeMediaLinkObj( $nt, $text, $time );
- }
- # Cloak with NOPARSE to avoid replacement in replaceExternalLinks
- $s .= $prefix . $this->armorLinks( $link ) . $trail;
- $this->mOutput->addImage( $nt->getDBkey() );
- continue;
- } elseif( $ns == NS_SPECIAL ) {
- if( SpecialPage::exists( $nt->getDBkey() ) ) {
- $s .= $this->makeKnownLinkHolder( $nt, $text, '', $trail, $prefix );
- } else {
- $s .= $this->makeLinkHolder( $nt, $text, '', $trail, $prefix );
- }
- continue;
- } elseif( $ns == NS_IMAGE ) {
- $img = wfFindFile( $nt );
- if( $img ) {
- // Force a blue link if the file exists; may be a remote
- // upload on the shared repository, and we want to see its
- // auto-generated page.
- $s .= $this->makeKnownLinkHolder( $nt, $text, '', $trail, $prefix );
- $this->mOutput->addLink( $nt );
- continue;
- }
- }
- $s .= $this->makeLinkHolder( $nt, $text, '', $trail, $prefix );
- }
- wfProfileOut( $fname );
- return $s;
- }
-
- /**
- * Make a link placeholder. The text returned can be later resolved to a real link with
- * replaceLinkHolders(). This is done for two reasons: firstly to avoid further
- * parsing of interwiki links, and secondly to allow all existence checks and
- * article length checks (for stub links) to be bundled into a single query.
- *
- */
- function makeLinkHolder( &$nt, $text = '', $query = '', $trail = '', $prefix = '' ) {
- wfProfileIn( __METHOD__ );
- if ( ! is_object($nt) ) {
- # Fail gracefully
- $retVal = "<!-- ERROR -->{$prefix}{$text}{$trail}";
- } else {
- # Separate the link trail from the rest of the link
- list( $inside, $trail ) = Linker::splitTrail( $trail );
-
- if ( $nt->isExternal() ) {
- $nr = array_push( $this->mInterwikiLinkHolders['texts'], $prefix.$text.$inside );
- $this->mInterwikiLinkHolders['titles'][] = $nt;
- $retVal = '<!--IWLINK '. ($nr-1) ."-->{$trail}";
- } else {
- $nr = array_push( $this->mLinkHolders['namespaces'], $nt->getNamespace() );
- $this->mLinkHolders['dbkeys'][] = $nt->getDBkey();
- $this->mLinkHolders['queries'][] = $query;
- $this->mLinkHolders['texts'][] = $prefix.$text.$inside;
- $this->mLinkHolders['titles'][] = $nt;
-
- $retVal = '<!--LINK '. ($nr-1) ."-->{$trail}";
- }
- }
- wfProfileOut( __METHOD__ );
- return $retVal;
- }
-
- /**
- * Render a forced-blue link inline; protect against double expansion of
- * URLs if we're in a mode that prepends full URL prefixes to internal links.
- * Since this little disaster has to split off the trail text to avoid
- * breaking URLs in the following text without breaking trails on the
- * wiki links, it's been made into a horrible function.
- *
- * @param Title $nt
- * @param string $text
- * @param string $query
- * @param string $trail
- * @param string $prefix
- * @return string HTML-wikitext mix oh yuck
- */
- function makeKnownLinkHolder( $nt, $text = '', $query = '', $trail = '', $prefix = '' ) {
- list( $inside, $trail ) = Linker::splitTrail( $trail );
- $sk = $this->mOptions->getSkin();
- $link = $sk->makeKnownLinkObj( $nt, $text, $query, $inside, $prefix );
- return $this->armorLinks( $link ) . $trail;
- }
-
- /**
- * Insert a NOPARSE hacky thing into any inline links in a chunk that's
- * going to go through further parsing steps before inline URL expansion.
- *
- * In particular this is important when using action=render, which causes
- * full URLs to be included.
- *
- * Oh man I hate our multi-layer parser!
- *
- * @param string more-or-less HTML
- * @return string less-or-more HTML with NOPARSE bits
- */
- function armorLinks( $text ) {
- return preg_replace( '/\b(' . wfUrlProtocols() . ')/',
- "{$this->mUniqPrefix}NOPARSE$1", $text );
- }
-
- /**
- * Return true if subpage links should be expanded on this page.
- * @return bool
- */
- function areSubpagesAllowed() {
- # Some namespaces don't allow subpages
- global $wgNamespacesWithSubpages;
- return !empty($wgNamespacesWithSubpages[$this->mTitle->getNamespace()]);
- }
-
- /**
- * Handle link to subpage if necessary
- * @param string $target the source of the link
- * @param string &$text the link text, modified as necessary
- * @return string the full name of the link
- * @private
- */
- function maybeDoSubpageLink($target, &$text) {
- # Valid link forms:
- # Foobar -- normal
- # :Foobar -- override special treatment of prefix (images, language links)
- # /Foobar -- convert to CurrentPage/Foobar
- # /Foobar/ -- convert to CurrentPage/Foobar, strip the initial / from text
- # ../ -- convert to CurrentPage, from CurrentPage/CurrentSubPage
- # ../Foobar -- convert to CurrentPage/Foobar, from CurrentPage/CurrentSubPage
-
- $fname = 'Parser::maybeDoSubpageLink';
- wfProfileIn( $fname );
- $ret = $target; # default return value is no change
-
- # Some namespaces don't allow subpages,
- # so only perform processing if subpages are allowed
- if( $this->areSubpagesAllowed() ) {
- $hash = strpos( $target, '#' );
- if( $hash !== false ) {
- $suffix = substr( $target, $hash );
- $target = substr( $target, 0, $hash );
- } else {
- $suffix = '';
- }
- # bug 7425
- $target = trim( $target );
- # Look at the first character
- if( $target != '' && $target{0} == '/' ) {
- # / at end means we don't want the slash to be shown
- $m = array();
- $trailingSlashes = preg_match_all( '%(/+)$%', $target, $m );
- if( $trailingSlashes ) {
- $noslash = $target = substr( $target, 1, -strlen($m[0][0]) );
- } else {
- $noslash = substr( $target, 1 );
- }
-
- $ret = $this->mTitle->getPrefixedText(). '/' . trim($noslash) . $suffix;
- if( '' === $text ) {
- $text = $target . $suffix;
- } # this might be changed for ugliness reasons
- } else {
- # check for .. subpage backlinks
- $dotdotcount = 0;
- $nodotdot = $target;
- while( strncmp( $nodotdot, "../", 3 ) == 0 ) {
- ++$dotdotcount;
- $nodotdot = substr( $nodotdot, 3 );
- }
- if($dotdotcount > 0) {
- $exploded = explode( '/', $this->mTitle->GetPrefixedText() );
- if( count( $exploded ) > $dotdotcount ) { # not allowed to go below top level page
- $ret = implode( '/', array_slice( $exploded, 0, -$dotdotcount ) );
- # / at the end means don't show full path
- if( substr( $nodotdot, -1, 1 ) == '/' ) {
- $nodotdot = substr( $nodotdot, 0, -1 );
- if( '' === $text ) {
- $text = $nodotdot . $suffix;
- }
- }
- $nodotdot = trim( $nodotdot );
- if( $nodotdot != '' ) {
- $ret .= '/' . $nodotdot;
- }
- $ret .= $suffix;
- }
- }
- }
- }
-
- wfProfileOut( $fname );
- return $ret;
- }
-
- /**#@+
- * Used by doBlockLevels()
- * @private
- */
- /* private */ function closeParagraph() {
- $result = '';
- if ( '' != $this->mLastSection ) {
- $result = '</' . $this->mLastSection . ">\n";
- }
- $this->mInPre = false;
- $this->mLastSection = '';
- return $result;
- }
- # getCommon() returns the length of the longest common substring
- # of both arguments, starting at the beginning of both.
- #
- /* private */ function getCommon( $st1, $st2 ) {
- $fl = strlen( $st1 );
- $shorter = strlen( $st2 );
- if ( $fl < $shorter ) { $shorter = $fl; }
-
- for ( $i = 0; $i < $shorter; ++$i ) {
- if ( $st1{$i} != $st2{$i} ) { break; }
- }
- return $i;
- }
- # These next three functions open, continue, and close the list
- # element appropriate to the prefix character passed into them.
- #
- /* private */ function openList( $char ) {
- $result = $this->closeParagraph();
-
- if ( '*' == $char ) { $result .= '<ul><li>'; }
- else if ( '#' == $char ) { $result .= '<ol><li>'; }
- else if ( ':' == $char ) { $result .= '<dl><dd>'; }
- else if ( ';' == $char ) {
- $result .= '<dl><dt>';
- $this->mDTopen = true;
- }
- else { $result = '<!-- ERR 1 -->'; }
-
- return $result;
- }
-
- /* private */ function nextItem( $char ) {
- if ( '*' == $char || '#' == $char ) { return '</li><li>'; }
- else if ( ':' == $char || ';' == $char ) {
- $close = '</dd>';
- if ( $this->mDTopen ) { $close = '</dt>'; }
- if ( ';' == $char ) {
- $this->mDTopen = true;
- return $close . '<dt>';
- } else {
- $this->mDTopen = false;
- return $close . '<dd>';
- }
- }
- return '<!-- ERR 2 -->';
- }
-
- /* private */ function closeList( $char ) {
- if ( '*' == $char ) { $text = '</li></ul>'; }
- else if ( '#' == $char ) { $text = '</li></ol>'; }
- else if ( ':' == $char ) {
- if ( $this->mDTopen ) {
- $this->mDTopen = false;
- $text = '</dt></dl>';
- } else {
- $text = '</dd></dl>';
- }
- }
- else { return '<!-- ERR 3 -->'; }
- return $text."\n";
- }
- /**#@-*/
-
- /**
- * Make lists from lines starting with ':', '*', '#', etc.
- *
- * @private
- * @return string the lists rendered as HTML
- */
- function doBlockLevels( $text, $linestart ) {
- $fname = 'Parser::doBlockLevels';
- wfProfileIn( $fname );
-
- # Parsing through the text line by line. The main thing
- # happening here is handling of block-level elements p, pre,
- # and making lists from lines starting with * # : etc.
- #
- $textLines = explode( "\n", $text );
-
- $lastPrefix = $output = '';
- $this->mDTopen = $inBlockElem = false;
- $prefixLength = 0;
- $paragraphStack = false;
-
- if ( !$linestart ) {
- $output .= array_shift( $textLines );
- }
- foreach ( $textLines as $oLine ) {
- $lastPrefixLength = strlen( $lastPrefix );
- $preCloseMatch = preg_match('/<\\/pre/i', $oLine );
- $preOpenMatch = preg_match('/<pre/i', $oLine );
- if ( !$this->mInPre ) {
- # Multiple prefixes may abut each other for nested lists.
- $prefixLength = strspn( $oLine, '*#:;' );
- $pref = substr( $oLine, 0, $prefixLength );
-
- # eh?
- $pref2 = str_replace( ';', ':', $pref );
- $t = substr( $oLine, $prefixLength );
- $this->mInPre = !empty($preOpenMatch);
- } else {
- # Don't interpret any other prefixes in preformatted text
- $prefixLength = 0;
- $pref = $pref2 = '';
- $t = $oLine;
- }
-
- # List generation
- if( $prefixLength && 0 == strcmp( $lastPrefix, $pref2 ) ) {
- # Same as the last item, so no need to deal with nesting or opening stuff
- $output .= $this->nextItem( substr( $pref, -1 ) );
- $paragraphStack = false;
-
- if ( substr( $pref, -1 ) == ';') {
- # The one nasty exception: definition lists work like this:
- # ; title : definition text
- # So we check for : in the remainder text to split up the
- # title and definition, without b0rking links.
- $term = $t2 = '';
- if ($this->findColonNoLinks($t, $term, $t2) !== false) {
- $t = $t2;
- $output .= $term . $this->nextItem( ':' );
- }
- }
- } elseif( $prefixLength || $lastPrefixLength ) {
- # Either open or close a level...
- $commonPrefixLength = $this->getCommon( $pref, $lastPrefix );
- $paragraphStack = false;
-
- while( $commonPrefixLength < $lastPrefixLength ) {
- $output .= $this->closeList( $lastPrefix{$lastPrefixLength-1} );
- --$lastPrefixLength;
- }
- if ( $prefixLength <= $commonPrefixLength && $commonPrefixLength > 0 ) {
- $output .= $this->nextItem( $pref{$commonPrefixLength-1} );
- }
- while ( $prefixLength > $commonPrefixLength ) {
- $char = substr( $pref, $commonPrefixLength, 1 );
- $output .= $this->openList( $char );
-
- if ( ';' == $char ) {
- # FIXME: This is dupe of code above
- if ($this->findColonNoLinks($t, $term, $t2) !== false) {
- $t = $t2;
- $output .= $term . $this->nextItem( ':' );
- }
- }
- ++$commonPrefixLength;
- }
- $lastPrefix = $pref2;
- }
- if( 0 == $prefixLength ) {
- wfProfileIn( "$fname-paragraph" );
- # No prefix (not in list)--go to paragraph mode
- // XXX: use a stack for nestable elements like span, table and div
- $openmatch = preg_match('/(?:<table|<blockquote|<h1|<h2|<h3|<h4|<h5|<h6|<pre|<tr|<p|<ul|<ol|<li|<\\/tr|<\\/td|<\\/th)/iS', $t );
- $closematch = preg_match(
- '/(?:<\\/table|<\\/blockquote|<\\/h1|<\\/h2|<\\/h3|<\\/h4|<\\/h5|<\\/h6|'.
- '<td|<th|<\\/?div|<hr|<\\/pre|<\\/p|'.$this->mUniqPrefix.'-pre|<\\/li|<\\/ul|<\\/ol|<\\/?center)/iS', $t );
- if ( $openmatch or $closematch ) {
- $paragraphStack = false;
- #Â TODO bug 5718: paragraph closed
- $output .= $this->closeParagraph();
- if ( $preOpenMatch and !$preCloseMatch ) {
- $this->mInPre = true;
- }
- if ( $closematch ) {
- $inBlockElem = false;
- } else {
- $inBlockElem = true;
- }
- } else if ( !$inBlockElem && !$this->mInPre ) {
- if ( '' != $t and ' ' == $t{0} and ( $this->mLastSection == 'pre' or trim($t) != '' ) ) {
- // pre
- if ($this->mLastSection != 'pre') {
- $paragraphStack = false;
- $output .= $this->closeParagraph().'<pre>';
- $this->mLastSection = 'pre';
- }
- $t = substr( $t, 1 );
- } else {
- // paragraph
- if ( '' == trim($t) ) {
- if ( $paragraphStack ) {
- $output .= $paragraphStack.'<br />';
- $paragraphStack = false;
- $this->mLastSection = 'p';
- } else {
- if ($this->mLastSection != 'p' ) {
- $output .= $this->closeParagraph();
- $this->mLastSection = '';
- $paragraphStack = '<p>';
- } else {
- $paragraphStack = '</p><p>';
- }
- }
- } else {
- if ( $paragraphStack ) {
- $output .= $paragraphStack;
- $paragraphStack = false;
- $this->mLastSection = 'p';
- } else if ($this->mLastSection != 'p') {
- $output .= $this->closeParagraph().'<p>';
- $this->mLastSection = 'p';
- }
- }
- }
- }
- wfProfileOut( "$fname-paragraph" );
- }
- // somewhere above we forget to get out of pre block (bug 785)
- if($preCloseMatch && $this->mInPre) {
- $this->mInPre = false;
- }
- if ($paragraphStack === false) {
- $output .= $t."\n";
- }
- }
- while ( $prefixLength ) {
- $output .= $this->closeList( $pref2{$prefixLength-1} );
- --$prefixLength;
- }
- if ( '' != $this->mLastSection ) {
- $output .= '</' . $this->mLastSection . '>';
- $this->mLastSection = '';
- }
-
- wfProfileOut( $fname );
- return $output;
- }
-
- /**
- * Split up a string on ':', ignoring any occurences inside tags
- * to prevent illegal overlapping.
- * @param string $str the string to split
- * @param string &$before set to everything before the ':'
- * @param string &$after set to everything after the ':'
- * return string the position of the ':', or false if none found
- */
- function findColonNoLinks($str, &$before, &$after) {
- $fname = 'Parser::findColonNoLinks';
- wfProfileIn( $fname );
-
- $pos = strpos( $str, ':' );
- if( $pos === false ) {
- // Nothing to find!
- wfProfileOut( $fname );
- return false;
- }
-
- $lt = strpos( $str, '<' );
- if( $lt === false || $lt > $pos ) {
- // Easy; no tag nesting to worry about
- $before = substr( $str, 0, $pos );
- $after = substr( $str, $pos+1 );
- wfProfileOut( $fname );
- return $pos;
- }
-
- // Ugly state machine to walk through avoiding tags.
- $state = self::COLON_STATE_TEXT;
- $stack = 0;
- $len = strlen( $str );
- for( $i = 0; $i < $len; $i++ ) {
- $c = $str{$i};
-
- switch( $state ) {
- // (Using the number is a performance hack for common cases)
- case 0: // self::COLON_STATE_TEXT:
- switch( $c ) {
- case "<":
- // Could be either a <start> tag or an </end> tag
- $state = self::COLON_STATE_TAGSTART;
- break;
- case ":":
- if( $stack == 0 ) {
- // We found it!
- $before = substr( $str, 0, $i );
- $after = substr( $str, $i + 1 );
- wfProfileOut( $fname );
- return $i;
- }
- // Embedded in a tag; don't break it.
- break;
- default:
- // Skip ahead looking for something interesting
- $colon = strpos( $str, ':', $i );
- if( $colon === false ) {
- // Nothing else interesting
- wfProfileOut( $fname );
- return false;
- }
- $lt = strpos( $str, '<', $i );
- if( $stack === 0 ) {
- if( $lt === false || $colon < $lt ) {
- // We found it!
- $before = substr( $str, 0, $colon );
- $after = substr( $str, $colon + 1 );
- wfProfileOut( $fname );
- return $i;
- }
- }
- if( $lt === false ) {
- // Nothing else interesting to find; abort!
- // We're nested, but there's no close tags left. Abort!
- break 2;
- }
- // Skip ahead to next tag start
- $i = $lt;
- $state = self::COLON_STATE_TAGSTART;
- }
- break;
- case 1: // self::COLON_STATE_TAG:
- // In a <tag>
- switch( $c ) {
- case ">":
- $stack++;
- $state = self::COLON_STATE_TEXT;
- break;
- case "/":
- // Slash may be followed by >?
- $state = self::COLON_STATE_TAGSLASH;
- break;
- default:
- // ignore
- }
- break;
- case 2: // self::COLON_STATE_TAGSTART:
- switch( $c ) {
- case "/":
- $state = self::COLON_STATE_CLOSETAG;
- break;
- case "!":
- $state = self::COLON_STATE_COMMENT;
- break;
- case ">":
- // Illegal early close? This shouldn't happen D:
- $state = self::COLON_STATE_TEXT;
- break;
- default:
- $state = self::COLON_STATE_TAG;
- }
- break;
- case 3: // self::COLON_STATE_CLOSETAG:
- // In a </tag>
- if( $c == ">" ) {
- $stack--;
- if( $stack < 0 ) {
- wfDebug( "Invalid input in $fname; too many close tags\n" );
- wfProfileOut( $fname );
- return false;
- }
- $state = self::COLON_STATE_TEXT;
- }
- break;
- case self::COLON_STATE_TAGSLASH:
- if( $c == ">" ) {
- // Yes, a self-closed tag <blah/>
- $state = self::COLON_STATE_TEXT;
- } else {
- // Probably we're jumping the gun, and this is an attribute
- $state = self::COLON_STATE_TAG;
- }
- break;
- case 5: // self::COLON_STATE_COMMENT:
- if( $c == "-" ) {
- $state = self::COLON_STATE_COMMENTDASH;
- }
- break;
- case self::COLON_STATE_COMMENTDASH:
- if( $c == "-" ) {
- $state = self::COLON_STATE_COMMENTDASHDASH;
- } else {
- $state = self::COLON_STATE_COMMENT;
- }
- break;
- case self::COLON_STATE_COMMENTDASHDASH:
- if( $c == ">" ) {
- $state = self::COLON_STATE_TEXT;
- } else {
- $state = self::COLON_STATE_COMMENT;
- }
- break;
- default:
- throw new MWException( "State machine error in $fname" );
- }
- }
- if( $stack > 0 ) {
- wfDebug( "Invalid input in $fname; not enough close tags (stack $stack, state $state)\n" );
- return false;
- }
- wfProfileOut( $fname );
- return false;
- }
-
- /**
- * Return value of a magic variable (like PAGENAME)
- *
- * @private
- */
- function getVariableValue( $index ) {
- global $wgContLang, $wgSitename, $wgServer, $wgServerName, $wgScriptPath;
-
- /**
- * Some of these require message or data lookups and can be
- * expensive to check many times.
- */
- static $varCache = array();
- if ( wfRunHooks( 'ParserGetVariableValueVarCache', array( &$this, &$varCache ) ) ) {
- if ( isset( $varCache[$index] ) ) {
- return $varCache[$index];
- }
- }
-
- $ts = time();
- wfRunHooks( 'ParserGetVariableValueTs', array( &$this, &$ts ) );
-
- # Use the time zone
- global $wgLocaltimezone;
- if ( isset( $wgLocaltimezone ) ) {
- $oldtz = getenv( 'TZ' );
- putenv( 'TZ='.$wgLocaltimezone );
- }
-
- wfSuppressWarnings(); // E_STRICT system time bitching
- $localTimestamp = date( 'YmdHis', $ts );
- $localMonth = date( 'm', $ts );
- $localMonthName = date( 'n', $ts );
- $localDay = date( 'j', $ts );
- $localDay2 = date( 'd', $ts );
- $localDayOfWeek = date( 'w', $ts );
- $localWeek = date( 'W', $ts );
- $localYear = date( 'Y', $ts );
- $localHour = date( 'H', $ts );
- if ( isset( $wgLocaltimezone ) ) {
- putenv( 'TZ='.$oldtz );
- }
- wfRestoreWarnings();
-
- switch ( $index ) {
- case 'currentmonth':
- return $varCache[$index] = $wgContLang->formatNum( gmdate( 'm', $ts ) );
- case 'currentmonthname':
- return $varCache[$index] = $wgContLang->getMonthName( gmdate( 'n', $ts ) );
- case 'currentmonthnamegen':
- return $varCache[$index] = $wgContLang->getMonthNameGen( gmdate( 'n', $ts ) );
- case 'currentmonthabbrev':
- return $varCache[$index] = $wgContLang->getMonthAbbreviation( gmdate( 'n', $ts ) );
- case 'currentday':
- return $varCache[$index] = $wgContLang->formatNum( gmdate( 'j', $ts ) );
- case 'currentday2':
- return $varCache[$index] = $wgContLang->formatNum( gmdate( 'd', $ts ) );
- case 'localmonth':
- return $varCache[$index] = $wgContLang->formatNum( $localMonth );
- case 'localmonthname':
- return $varCache[$index] = $wgContLang->getMonthName( $localMonthName );
- case 'localmonthnamegen':
- return $varCache[$index] = $wgContLang->getMonthNameGen( $localMonthName );
- case 'localmonthabbrev':
- return $varCache[$index] = $wgContLang->getMonthAbbreviation( $localMonthName );
- case 'localday':
- return $varCache[$index] = $wgContLang->formatNum( $localDay );
- case 'localday2':
- return $varCache[$index] = $wgContLang->formatNum( $localDay2 );
- case 'pagename':
- return wfEscapeWikiText( $this->mTitle->getText() );
- case 'pagenamee':
- return $this->mTitle->getPartialURL();
- case 'fullpagename':
- return wfEscapeWikiText( $this->mTitle->getPrefixedText() );
- case 'fullpagenamee':
- return $this->mTitle->getPrefixedURL();
- case 'subpagename':
- return wfEscapeWikiText( $this->mTitle->getSubpageText() );
- case 'subpagenamee':
- return $this->mTitle->getSubpageUrlForm();
- case 'basepagename':
- return wfEscapeWikiText( $this->mTitle->getBaseText() );
- case 'basepagenamee':
- return wfUrlEncode( str_replace( ' ', '_', $this->mTitle->getBaseText() ) );
- case 'talkpagename':
- if( $this->mTitle->canTalk() ) {
- $talkPage = $this->mTitle->getTalkPage();
- return wfEscapeWikiText( $talkPage->getPrefixedText() );
- } else {
- return '';
- }
- case 'talkpagenamee':
- if( $this->mTitle->canTalk() ) {
- $talkPage = $this->mTitle->getTalkPage();
- return $talkPage->getPrefixedUrl();
- } else {
- return '';
- }
- case 'subjectpagename':
- $subjPage = $this->mTitle->getSubjectPage();
- return wfEscapeWikiText( $subjPage->getPrefixedText() );
- case 'subjectpagenamee':
- $subjPage = $this->mTitle->getSubjectPage();
- return $subjPage->getPrefixedUrl();
- case 'revisionid':
- return $this->mRevisionId;
- case 'revisionday':
- return intval( substr( $this->getRevisionTimestamp(), 6, 2 ) );
- case 'revisionday2':
- return substr( $this->getRevisionTimestamp(), 6, 2 );
- case 'revisionmonth':
- return intval( substr( $this->getRevisionTimestamp(), 4, 2 ) );
- case 'revisionyear':
- return substr( $this->getRevisionTimestamp(), 0, 4 );
- case 'revisiontimestamp':
- return $this->getRevisionTimestamp();
- case 'namespace':
- return str_replace('_',' ',$wgContLang->getNsText( $this->mTitle->getNamespace() ) );
- case 'namespacee':
- return wfUrlencode( $wgContLang->getNsText( $this->mTitle->getNamespace() ) );
- case 'talkspace':
- return $this->mTitle->canTalk() ? str_replace('_',' ',$this->mTitle->getTalkNsText()) : '';
- case 'talkspacee':
- return $this->mTitle->canTalk() ? wfUrlencode( $this->mTitle->getTalkNsText() ) : '';
- case 'subjectspace':
- return $this->mTitle->getSubjectNsText();
- case 'subjectspacee':
- return( wfUrlencode( $this->mTitle->getSubjectNsText() ) );
- case 'currentdayname':
- return $varCache[$index] = $wgContLang->getWeekdayName( gmdate( 'w', $ts ) + 1 );
- case 'currentyear':
- return $varCache[$index] = $wgContLang->formatNum( gmdate( 'Y', $ts ), true );
- case 'currenttime':
- return $varCache[$index] = $wgContLang->time( wfTimestamp( TS_MW, $ts ), false, false );
- case 'currenthour':
- return $varCache[$index] = $wgContLang->formatNum( gmdate( 'H', $ts ), true );
- case 'currentweek':
- // @bug 4594 PHP5 has it zero padded, PHP4 does not, cast to
- // int to remove the padding
- return $varCache[$index] = $wgContLang->formatNum( (int)gmdate( 'W', $ts ) );
- case 'currentdow':
- return $varCache[$index] = $wgContLang->formatNum( gmdate( 'w', $ts ) );
- case 'localdayname':
- return $varCache[$index] = $wgContLang->getWeekdayName( $localDayOfWeek + 1 );
- case 'localyear':
- return $varCache[$index] = $wgContLang->formatNum( $localYear, true );
- case 'localtime':
- return $varCache[$index] = $wgContLang->time( $localTimestamp, false, false );
- case 'localhour':
- return $varCache[$index] = $wgContLang->formatNum( $localHour, true );
- case 'localweek':
- // @bug 4594 PHP5 has it zero padded, PHP4 does not, cast to
- // int to remove the padding
- return $varCache[$index] = $wgContLang->formatNum( (int)$localWeek );
- case 'localdow':
- return $varCache[$index] = $wgContLang->formatNum( $localDayOfWeek );
- case 'numberofarticles':
- return $varCache[$index] = $wgContLang->formatNum( SiteStats::articles() );
- case 'numberoffiles':
- return $varCache[$index] = $wgContLang->formatNum( SiteStats::images() );
- case 'numberofusers':
- return $varCache[$index] = $wgContLang->formatNum( SiteStats::users() );
- case 'numberofpages':
- return $varCache[$index] = $wgContLang->formatNum( SiteStats::pages() );
- case 'numberofadmins':
- return $varCache[$index] = $wgContLang->formatNum( SiteStats::numberingroup('sysop') );
- case 'numberofedits':
- return $varCache[$index] = $wgContLang->formatNum( SiteStats::edits() );
- case 'numberofviews':
- return $varCache[$index] = $wgContLang->formatNum( SiteStats::views() );
- case 'currenttimestamp':
- return $varCache[$index] = wfTimestampNow();
- case 'localtimestamp':
- return $varCache[$index] = $localTimestamp;
- case 'currentversion':
- return $varCache[$index] = SpecialVersion::getVersion();
- case 'sitename':
- return $wgSitename;
- case 'server':
- return $wgServer;
- case 'servername':
- return $wgServerName;
- case 'scriptpath':
- return $wgScriptPath;
- case 'directionmark':
- return $wgContLang->getDirMark();
- case 'contentlanguage':
- global $wgContLanguageCode;
- return $wgContLanguageCode;
- default:
- $ret = null;
- if ( wfRunHooks( 'ParserGetVariableValueSwitch', array( &$this, &$varCache, &$index, &$ret ) ) )
- return $ret;
- else
- return null;
- }
- }
-
- /**
- * initialise the magic variables (like CURRENTMONTHNAME)
- *
- * @private
- */
- function initialiseVariables() {
- $fname = 'Parser::initialiseVariables';
- wfProfileIn( $fname );
- $variableIDs = MagicWord::getVariableIDs();
-
- $this->mVariables = array();
- foreach ( $variableIDs as $id ) {
- $mw =& MagicWord::get( $id );
- $mw->addToArray( $this->mVariables, $id );
- }
- wfProfileOut( $fname );
- }
-
- /**
- * parse any parentheses in format ((title|part|part))
- * and call callbacks to get a replacement text for any found piece
- *
- * @param string $text The text to parse
- * @param array $callbacks rules in form:
- * '{' => array( # opening parentheses
- * 'end' => '}', # closing parentheses
- * 'cb' => array(2 => callback, # replacement callback to call if {{..}} is found
- * 3 => callback # replacement callback to call if {{{..}}} is found
- * )
- * )
- * 'min' => 2, # Minimum parenthesis count in cb
- * 'max' => 3, # Maximum parenthesis count in cb
- * @private
- */
- function replace_callback ($text, $callbacks) {
- wfProfileIn( __METHOD__ );
- $openingBraceStack = array(); # this array will hold a stack of parentheses which are not closed yet
- $lastOpeningBrace = -1; # last not closed parentheses
-
- $validOpeningBraces = implode( '', array_keys( $callbacks ) );
-
- $i = 0;
- while ( $i < strlen( $text ) ) {
- # Find next opening brace, closing brace or pipe
- if ( $lastOpeningBrace == -1 ) {
- $currentClosing = '';
- $search = $validOpeningBraces;
- } else {
- $currentClosing = $openingBraceStack[$lastOpeningBrace]['braceEnd'];
- $search = $validOpeningBraces . '|' . $currentClosing;
- }
- $rule = null;
- $i += strcspn( $text, $search, $i );
- if ( $i < strlen( $text ) ) {
- if ( $text[$i] == '|' ) {
- $found = 'pipe';
- } elseif ( $text[$i] == $currentClosing ) {
- $found = 'close';
- } elseif ( isset( $callbacks[$text[$i]] ) ) {
- $found = 'open';
- $rule = $callbacks[$text[$i]];
- } else {
- # Some versions of PHP have a strcspn which stops on null characters
- # Ignore and continue
- ++$i;
- continue;
- }
- } else {
- # All done
- break;
- }
-
- if ( $found == 'open' ) {
- # found opening brace, let's add it to parentheses stack
- $piece = array('brace' => $text[$i],
- 'braceEnd' => $rule['end'],
- 'title' => '',
- 'parts' => null);
-
- # count opening brace characters
- $piece['count'] = strspn( $text, $piece['brace'], $i );
- $piece['startAt'] = $piece['partStart'] = $i + $piece['count'];
- $i += $piece['count'];
-
- # we need to add to stack only if opening brace count is enough for one of the rules
- if ( $piece['count'] >= $rule['min'] ) {
- $lastOpeningBrace ++;
- $openingBraceStack[$lastOpeningBrace] = $piece;
- }
- } elseif ( $found == 'close' ) {
- # lets check if it is enough characters for closing brace
- $maxCount = $openingBraceStack[$lastOpeningBrace]['count'];
- $count = strspn( $text, $text[$i], $i, $maxCount );
-
- # check for maximum matching characters (if there are 5 closing
- # characters, we will probably need only 3 - depending on the rules)
- $matchingCount = 0;
- $matchingCallback = null;
- $cbType = $callbacks[$openingBraceStack[$lastOpeningBrace]['brace']];
- if ( $count > $cbType['max'] ) {
- # The specified maximum exists in the callback array, unless the caller
- # has made an error
- $matchingCount = $cbType['max'];
- } else {
- # Count is less than the maximum
- # Skip any gaps in the callback array to find the true largest match
- # Need to use array_key_exists not isset because the callback can be null
- $matchingCount = $count;
- while ( $matchingCount > 0 && !array_key_exists( $matchingCount, $cbType['cb'] ) ) {
- --$matchingCount;
- }
- }
-
- if ($matchingCount <= 0) {
- $i += $count;
- continue;
- }
- $matchingCallback = $cbType['cb'][$matchingCount];
-
- # let's set a title or last part (if '|' was found)
- if (null === $openingBraceStack[$lastOpeningBrace]['parts']) {
- $openingBraceStack[$lastOpeningBrace]['title'] =
- substr($text, $openingBraceStack[$lastOpeningBrace]['partStart'],
- $i - $openingBraceStack[$lastOpeningBrace]['partStart']);
- } else {
- $openingBraceStack[$lastOpeningBrace]['parts'][] =
- substr($text, $openingBraceStack[$lastOpeningBrace]['partStart'],
- $i - $openingBraceStack[$lastOpeningBrace]['partStart']);
- }
-
- $pieceStart = $openingBraceStack[$lastOpeningBrace]['startAt'] - $matchingCount;
- $pieceEnd = $i + $matchingCount;
-
- if( is_callable( $matchingCallback ) ) {
- $cbArgs = array (
- 'text' => substr($text, $pieceStart, $pieceEnd - $pieceStart),
- 'title' => trim($openingBraceStack[$lastOpeningBrace]['title']),
- 'parts' => $openingBraceStack[$lastOpeningBrace]['parts'],
- 'lineStart' => (($pieceStart > 0) && ($text[$pieceStart-1] == "\n")),
- );
- # finally we can call a user callback and replace piece of text
- $replaceWith = call_user_func( $matchingCallback, $cbArgs );
- $text = substr($text, 0, $pieceStart) . $replaceWith . substr($text, $pieceEnd);
- $i = $pieceStart + strlen($replaceWith);
- } else {
- # null value for callback means that parentheses should be parsed, but not replaced
- $i += $matchingCount;
- }
-
- # reset last opening parentheses, but keep it in case there are unused characters
- $piece = array('brace' => $openingBraceStack[$lastOpeningBrace]['brace'],
- 'braceEnd' => $openingBraceStack[$lastOpeningBrace]['braceEnd'],
- 'count' => $openingBraceStack[$lastOpeningBrace]['count'],
- 'title' => '',
- 'parts' => null,
- 'startAt' => $openingBraceStack[$lastOpeningBrace]['startAt']);
- $openingBraceStack[$lastOpeningBrace--] = null;
-
- if ($matchingCount < $piece['count']) {
- $piece['count'] -= $matchingCount;
- $piece['startAt'] -= $matchingCount;
- $piece['partStart'] = $piece['startAt'];
- # do we still qualify for any callback with remaining count?
- $currentCbList = $callbacks[$piece['brace']]['cb'];
- while ( $piece['count'] ) {
- if ( array_key_exists( $piece['count'], $currentCbList ) ) {
- $lastOpeningBrace++;
- $openingBraceStack[$lastOpeningBrace] = $piece;
- break;
- }
- --$piece['count'];
- }
- }
- } elseif ( $found == 'pipe' ) {
- # lets set a title if it is a first separator, or next part otherwise
- if (null === $openingBraceStack[$lastOpeningBrace]['parts']) {
- $openingBraceStack[$lastOpeningBrace]['title'] =
- substr($text, $openingBraceStack[$lastOpeningBrace]['partStart'],
- $i - $openingBraceStack[$lastOpeningBrace]['partStart']);
- $openingBraceStack[$lastOpeningBrace]['parts'] = array();
- } else {
- $openingBraceStack[$lastOpeningBrace]['parts'][] =
- substr($text, $openingBraceStack[$lastOpeningBrace]['partStart'],
- $i - $openingBraceStack[$lastOpeningBrace]['partStart']);
- }
- $openingBraceStack[$lastOpeningBrace]['partStart'] = ++$i;
- }
- }
-
- wfProfileOut( __METHOD__ );
- return $text;
- }
-
- /**
- * Replace magic variables, templates, and template arguments
- * with the appropriate text. Templates are substituted recursively,
- * taking care to avoid infinite loops.
- *
- * Note that the substitution depends on value of $mOutputType:
- * self::OT_WIKI: only {{subst:}} templates
- * self::OT_MSG: only magic variables
- * self::OT_HTML: all templates and magic variables
- *
- * @param string $tex The text to transform
- * @param array $args Key-value pairs representing template parameters to substitute
- * @param bool $argsOnly Only do argument (triple-brace) expansion, not double-brace expansion
- * @private
- */
- function replaceVariables( $text, $args = array(), $argsOnly = false ) {
- # Prevent too big inclusions
- if( strlen( $text ) > $this->mOptions->getMaxIncludeSize() ) {
- return $text;
- }
-
- $fname = __METHOD__ /*. '-L' . count( $this->mArgStack )*/;
- wfProfileIn( $fname );
-
- # This function is called recursively. To keep track of arguments we need a stack:
- array_push( $this->mArgStack, $args );
-
- $braceCallbacks = array();
- if ( !$argsOnly ) {
- $braceCallbacks[2] = array( &$this, 'braceSubstitution' );
- }
- if ( $this->mOutputType != self::OT_MSG ) {
- $braceCallbacks[3] = array( &$this, 'argSubstitution' );
- }
- if ( $braceCallbacks ) {
- $callbacks = array(
- '{' => array(
- 'end' => '}',
- 'cb' => $braceCallbacks,
- 'min' => $argsOnly ? 3 : 2,
- 'max' => isset( $braceCallbacks[3] ) ? 3 : 2,
- ),
- '[' => array(
- 'end' => ']',
- 'cb' => array(2=>null),
- 'min' => 2,
- 'max' => 2,
- )
- );
- $text = $this->replace_callback ($text, $callbacks);
-
- array_pop( $this->mArgStack );
- }
- wfProfileOut( $fname );
- return $text;
- }
-
- /**
- * Replace magic variables
- * @private
- */
- function variableSubstitution( $matches ) {
- global $wgContLang;
- $fname = 'Parser::variableSubstitution';
- $varname = $wgContLang->lc($matches[1]);
- wfProfileIn( $fname );
- $skip = false;
- if ( $this->mOutputType == self::OT_WIKI ) {
- # Do only magic variables prefixed by SUBST
- $mwSubst =& MagicWord::get( 'subst' );
- if (!$mwSubst->matchStartAndRemove( $varname ))
- $skip = true;
- # Note that if we don't substitute the variable below,
- # we don't remove the {{subst:}} magic word, in case
- # it is a template rather than a magic variable.
- }
- if ( !$skip && array_key_exists( $varname, $this->mVariables ) ) {
- $id = $this->mVariables[$varname];
- # Now check if we did really match, case sensitive or not
- $mw =& MagicWord::get( $id );
- if ($mw->match($matches[1])) {
- $text = $this->getVariableValue( $id );
- if (MagicWord::getCacheTTL($id)>-1)
- $this->mOutput->mContainsOldMagic = true;
- } else {
- $text = $matches[0];
- }
- } else {
- $text = $matches[0];
- }
- wfProfileOut( $fname );
- return $text;
- }
-
-
- /// Clean up argument array - refactored in 1.9 so parserfunctions can use it, too.
- static function createAssocArgs( $args ) {
- $assocArgs = array();
- $index = 1;
- foreach( $args as $arg ) {
- $eqpos = strpos( $arg, '=' );
- if ( $eqpos === false ) {
- $assocArgs[$index++] = $arg;
- } else {
- $name = trim( substr( $arg, 0, $eqpos ) );
- $value = trim( substr( $arg, $eqpos+1 ) );
- if ( $value === false ) {
- $value = '';
- }
- if ( $name !== false ) {
- $assocArgs[$name] = $value;
- }
- }
- }
-
- return $assocArgs;
- }
-
- /**
- * Return the text of a template, after recursively
- * replacing any variables or templates within the template.
- *
- * @param array $piece The parts of the template
- * $piece['text']: matched text
- * $piece['title']: the title, i.e. the part before the |
- * $piece['parts']: the parameter array
- * @return string the text of the template
- * @private
- */
- function braceSubstitution( $piece ) {
- global $wgContLang, $wgLang, $wgAllowDisplayTitle, $wgNonincludableNamespaces;
- $fname = __METHOD__ /*. '-L' . count( $this->mArgStack )*/;
- wfProfileIn( $fname );
- wfProfileIn( __METHOD__.'-setup' );
-
- # Flags
- $found = false; # $text has been filled
- $nowiki = false; # wiki markup in $text should be escaped
- $noparse = false; # Unsafe HTML tags should not be stripped, etc.
- $noargs = false; # Don't replace triple-brace arguments in $text
- $replaceHeadings = false; # Make the edit section links go to the template not the article
- $headingOffset = 0; # Skip headings when number, to account for those that weren't transcluded.
- $isHTML = false; # $text is HTML, armour it against wikitext transformation
- $forceRawInterwiki = false; # Force interwiki transclusion to be done in raw mode not rendered
-
- # Title object, where $text came from
- $title = NULL;
-
- $linestart = '';
-
-
- # $part1 is the bit before the first |, and must contain only title characters
- # $args is a list of arguments, starting from index 0, not including $part1
-
- $titleText = $part1 = $piece['title'];
- # If the third subpattern matched anything, it will start with |
-
- if (null == $piece['parts']) {
- $replaceWith = $this->variableSubstitution (array ($piece['text'], $piece['title']));
- if ($replaceWith != $piece['text']) {
- $text = $replaceWith;
- $found = true;
- $noparse = true;
- $noargs = true;
- }
- }
-
- $args = (null == $piece['parts']) ? array() : $piece['parts'];
- wfProfileOut( __METHOD__.'-setup' );
-
- # SUBST
- wfProfileIn( __METHOD__.'-modifiers' );
- if ( !$found ) {
- $mwSubst =& MagicWord::get( 'subst' );
- if ( $mwSubst->matchStartAndRemove( $part1 ) xor $this->ot['wiki'] ) {
- # One of two possibilities is true:
- # 1) Found SUBST but not in the PST phase
- # 2) Didn't find SUBST and in the PST phase
- # In either case, return without further processing
- $text = $piece['text'];
- $found = true;
- $noparse = true;
- $noargs = true;
- }
- }
-
- # MSG, MSGNW and RAW
- if ( !$found ) {
- # Check for MSGNW:
- $mwMsgnw =& MagicWord::get( 'msgnw' );
- if ( $mwMsgnw->matchStartAndRemove( $part1 ) ) {
- $nowiki = true;
- } else {
- # Remove obsolete MSG:
- $mwMsg =& MagicWord::get( 'msg' );
- $mwMsg->matchStartAndRemove( $part1 );
- }
-
- # Check for RAW:
- $mwRaw =& MagicWord::get( 'raw' );
- if ( $mwRaw->matchStartAndRemove( $part1 ) ) {
- $forceRawInterwiki = true;
- }
- }
- wfProfileOut( __METHOD__.'-modifiers' );
-
- //save path level before recursing into functions & templates.
- $lastPathLevel = $this->mTemplatePath;
-
- # Parser functions
- if ( !$found ) {
- wfProfileIn( __METHOD__ . '-pfunc' );
-
- $colonPos = strpos( $part1, ':' );
- if ( $colonPos !== false ) {
- # Case sensitive functions
- $function = substr( $part1, 0, $colonPos );
- if ( isset( $this->mFunctionSynonyms[1][$function] ) ) {
- $function = $this->mFunctionSynonyms[1][$function];
- } else {
- # Case insensitive functions
- $function = strtolower( $function );
- if ( isset( $this->mFunctionSynonyms[0][$function] ) ) {
- $function = $this->mFunctionSynonyms[0][$function];
- } else {
- $function = false;
- }
- }
- if ( $function ) {
- $funcArgs = array_map( 'trim', $args );
- $funcArgs = array_merge( array( &$this, trim( substr( $part1, $colonPos + 1 ) ) ), $funcArgs );
-
- # Workaround for PHP bug 35229 and similar
- if ( !is_callable( $this->mFunctionHooks[$function] ) ) {
- throw new MWException( "Function hook for $function is not callable\n" );
- }
- $result = call_user_func_array( $this->mFunctionHooks[$function], $funcArgs );
- $found = true;
-
- // The text is usually already parsed, doesn't need triple-brace tags expanded, etc.
- //$noargs = true;
- //$noparse = true;
-
- if ( is_array( $result ) ) {
- if ( isset( $result[0] ) ) {
- $text = $linestart . $result[0];
- unset( $result[0] );
- }
-
- // Extract flags into the local scope
- // This allows callers to set flags such as nowiki, noparse, found, etc.
- extract( $result );
- } else {
- $text = $linestart . $result;
- }
- }
- }
- wfProfileOut( __METHOD__ . '-pfunc' );
- }
-
- # Template table test
-
- # Did we encounter this template already? If yes, it is in the cache
- # and we need to check for loops.
- if ( !$found && isset( $this->mTemplates[$piece['title']] ) ) {
- $found = true;
-
- # Infinite loop test
- if ( isset( $this->mTemplatePath[$part1] ) ) {
- $noparse = true;
- $noargs = true;
- $found = true;
- $text = $linestart .
- "[[$part1]]<!-- WARNING: template loop detected -->";
- wfDebug( __METHOD__.": template loop broken at '$part1'\n" );
- } else {
- # set $text to cached message.
- $text = $linestart . $this->mTemplates[$piece['title']];
- #treat title for cached page the same as others
- $ns = NS_TEMPLATE;
- $subpage = '';
- $part1 = $this->maybeDoSubpageLink( $part1, $subpage );
- if ($subpage !== '') {
- $ns = $this->mTitle->getNamespace();
- }
- $title = Title::newFromText( $part1, $ns );
- //used by include size checking
- $titleText = $title->getPrefixedText();
- //used by edit section links
- $replaceHeadings = true;
-
- }
- }
-
- # Load from database
- if ( !$found ) {
- wfProfileIn( __METHOD__ . '-loadtpl' );
- $ns = NS_TEMPLATE;
- # declaring $subpage directly in the function call
- # does not work correctly with references and breaks
- # {{/subpage}}-style inclusions
- $subpage = '';
- $part1 = $this->maybeDoSubpageLink( $part1, $subpage );
- if ($subpage !== '') {
- $ns = $this->mTitle->getNamespace();
- }
- $title = Title::newFromText( $part1, $ns );
-
-
- if ( !is_null( $title ) ) {
- $titleText = $title->getPrefixedText();
- # Check for language variants if the template is not found
- if($wgContLang->hasVariants() && $title->getArticleID() == 0){
- $wgContLang->findVariantLink( $part1, $title, true );
- }
-
- if ( !$title->isExternal() ) {
- if ( $title->getNamespace() == NS_SPECIAL && $this->mOptions->getAllowSpecialInclusion() && $this->ot['html'] ) {
- $text = SpecialPage::capturePath( $title );
- if ( is_string( $text ) ) {
- $found = true;
- $noparse = true;
- $noargs = true;
- $isHTML = true;
- $this->disableCache();
- }
- } else if ( $wgNonincludableNamespaces && in_array( $title->getNamespace(), $wgNonincludableNamespaces ) ) {
- $found = false; //access denied
- wfDebug( "$fname: template inclusion denied for " . $title->getPrefixedDBkey() );
- } else {
- list($articleContent,$title) = $this->fetchTemplateAndtitle( $title );
- if ( $articleContent !== false ) {
- $found = true;
- $text = $articleContent;
- $replaceHeadings = true;
- }
- }
-
- # If the title is valid but undisplayable, make a link to it
- if ( !$found && ( $this->ot['html'] || $this->ot['pre'] ) ) {
- $text = "[[:$titleText]]";
- $found = true;
- }
- } elseif ( $title->isTrans() ) {
- // Interwiki transclusion
- if ( $this->ot['html'] && !$forceRawInterwiki ) {
- $text = $this->interwikiTransclude( $title, 'render' );
- $isHTML = true;
- $noparse = true;
- } else {
- $text = $this->interwikiTransclude( $title, 'raw' );
- $replaceHeadings = true;
- }
- $found = true;
- }
-
- # Template cache array insertion
- # Use the original $piece['title'] not the mangled $part1, so that
- # modifiers such as RAW: produce separate cache entries
- if( $found ) {
- if( $isHTML ) {
- // A special page; don't store it in the template cache.
- } else {
- $this->mTemplates[$piece['title']] = $text;
- }
- $text = $linestart . $text;
- }
- }
- wfProfileOut( __METHOD__ . '-loadtpl' );
- }
-
- if ( $found && !$this->incrementIncludeSize( 'pre-expand', strlen( $text ) ) ) {
- # Error, oversize inclusion
- $text = $linestart .
- "[[$titleText]]<!-- WARNING: template omitted, pre-expand include size too large -->";
- $noparse = true;
- $noargs = true;
- }
-
- # Recursive parsing, escaping and link table handling
- # Only for HTML output
- if ( $nowiki && $found && ( $this->ot['html'] || $this->ot['pre'] ) ) {
- $text = wfEscapeWikiText( $text );
- } elseif ( !$this->ot['msg'] && $found ) {
- if ( $noargs ) {
- $assocArgs = array();
- } else {
- # Clean up argument array
- $assocArgs = self::createAssocArgs($args);
- # Add a new element to the templace recursion path
- $this->mTemplatePath[$part1] = 1;
- }
-
- if ( !$noparse ) {
- # If there are any <onlyinclude> tags, only include them
- if ( in_string( '<onlyinclude>', $text ) && in_string( '</onlyinclude>', $text ) ) {
- $replacer = new OnlyIncludeReplacer;
- StringUtils::delimiterReplaceCallback( '<onlyinclude>', '</onlyinclude>',
- array( &$replacer, 'replace' ), $text );
- $text = $replacer->output;
- }
- # Remove <noinclude> sections and <includeonly> tags
- $text = StringUtils::delimiterReplace( '<noinclude>', '</noinclude>', '', $text );
- $text = strtr( $text, array( '<includeonly>' => '' , '</includeonly>' => '' ) );
-
- if( $this->ot['html'] || $this->ot['pre'] ) {
- # Strip <nowiki>, <pre>, etc.
- $text = $this->strip( $text, $this->mStripState );
- if ( $this->ot['html'] ) {
- $text = Sanitizer::removeHTMLtags( $text, array( &$this, 'replaceVariables' ), $assocArgs );
- } elseif ( $this->ot['pre'] && $this->mOptions->getRemoveComments() ) {
- $text = Sanitizer::removeHTMLcomments( $text );
- }
- }
- $text = $this->replaceVariables( $text, $assocArgs );
-
- # If the template begins with a table or block-level
- # element, it should be treated as beginning a new line.
- if (!$piece['lineStart'] && preg_match('/^(?:{\\||:|;|#|\*)/', $text)) /*}*/{
- $text = "\n" . $text;
- }
- } elseif ( !$noargs ) {
- # $noparse and !$noargs
- # Just replace the arguments, not any double-brace items
- # This is used for rendered interwiki transclusion
- $text = $this->replaceVariables( $text, $assocArgs, true );
- }
- }
- # Prune lower levels off the recursion check path
- $this->mTemplatePath = $lastPathLevel;
-
- if ( $found && !$this->incrementIncludeSize( 'post-expand', strlen( $text ) ) ) {
- # Error, oversize inclusion
- $text = $linestart .
- "[[$titleText]]<!-- WARNING: template omitted, post-expand include size too large -->";
- $noparse = true;
- $noargs = true;
- }
-
- if ( !$found ) {
- wfProfileOut( $fname );
- return $piece['text'];
- } else {
- wfProfileIn( __METHOD__ . '-placeholders' );
- if ( $isHTML ) {
- # Replace raw HTML by a placeholder
- # Add a blank line preceding, to prevent it from mucking up
- # immediately preceding headings
- $text = "\n\n" . $this->insertStripItem( $text, $this->mStripState );
- } else {
- # replace ==section headers==
- # XXX this needs to go away once we have a better parser.
- if ( !$this->ot['wiki'] && !$this->ot['pre'] && $replaceHeadings ) {
- if( !is_null( $title ) )
- $encodedname = base64_encode($title->getPrefixedDBkey());
- else
- $encodedname = base64_encode("");
- $m = preg_split('/(^={1,6}.*?={1,6}\s*?$)/m', $text, -1,
- PREG_SPLIT_DELIM_CAPTURE);
- $text = '';
- $nsec = $headingOffset;
-
- for( $i = 0; $i < count($m); $i += 2 ) {
- $text .= $m[$i];
- if (!isset($m[$i + 1]) || $m[$i + 1] == "") continue;
- $hl = $m[$i + 1];
- if( strstr($hl, "<!--MWTEMPLATESECTION") ) {
- $text .= $hl;
- continue;
- }
- $m2 = array();
- preg_match('/^(={1,6})(.*?)(={1,6}\s*?)$/m', $hl, $m2);
- $text .= $m2[1] . $m2[2] . "<!--MWTEMPLATESECTION="
- . $encodedname . "&" . base64_encode("$nsec") . "-->" . $m2[3];
-
- $nsec++;
- }
- }
- }
- wfProfileOut( __METHOD__ . '-placeholders' );
- }
-
- # Prune lower levels off the recursion check path
- $this->mTemplatePath = $lastPathLevel;
-
- if ( !$found ) {
- wfProfileOut( $fname );
- return $piece['text'];
- } else {
- wfProfileOut( $fname );
- return $text;
- }
- }
-
- /**
- * Fetch the unparsed text of a template and register a reference to it.
- */
- function fetchTemplateAndTitle( $title ) {
- $templateCb = $this->mOptions->getTemplateCallback();
- $stuff = call_user_func( $templateCb, $title, $this );
- $text = $stuff['text'];
- $finalTitle = isset( $stuff['finalTitle'] ) ? $stuff['finalTitle'] : $title;
- if ( isset( $stuff['deps'] ) ) {
- foreach ( $stuff['deps'] as $dep ) {
- $this->mOutput->addTemplate( $dep['title'], $dep['page_id'], $dep['rev_id'] );
- }
- }
- return array($text,$finalTitle);
- }
-
- function fetchTemplate( $title ) {
- $rv = $this->fetchTemplateAndtitle($title);
- return $rv[0];
- }
-
- /**
- * Static function to get a template
- * Can be overridden via ParserOptions::setTemplateCallback().
- *
- * Returns an associative array:
- * text The unparsed template text
- * finalTitle (Optional) The title after following redirects
- * deps (Optional) An array of associative array dependencies:
- * title: The dependency title, to be registered in templatelinks
- * page_id: The page_id of the title
- * rev_id: The revision ID loaded
- */
- static function statelessFetchTemplate( $title, $parser=false ) {
- $text = $skip = false;
- $finalTitle = $title;
- $deps = array();
-
- // Loop to fetch the article, with up to 1 redirect
- for ( $i = 0; $i < 2 && is_object( $title ); $i++ ) {
- # Give extensions a chance to select the revision instead
- $id = false; // Assume current
- wfRunHooks( 'BeforeParserFetchTemplateAndtitle', array( $parser, &$title, &$skip, &$id ) );
-
- if( $skip ) {
- $text = false;
- $deps[] = array(
- 'title' => $title,
- 'page_id' => $title->getArticleID(),
- 'rev_id' => null );
- break;
- }
- $rev = $id ? Revision::newFromId( $id ) : Revision::newFromTitle( $title );
- $rev_id = $rev ? $rev->getId() : 0;
-
- $deps[] = array(
- 'title' => $title,
- 'page_id' => $title->getArticleID(),
- 'rev_id' => $rev_id );
-
- if( $rev ) {
- $text = $rev->getText();
- } elseif( $title->getNamespace() == NS_MEDIAWIKI ) {
- global $wgLang;
- $message = $wgLang->lcfirst( $title->getText() );
- $text = wfMsgForContentNoTrans( $message );
- if( wfEmptyMsg( $message, $text ) ) {
- $text = false;
- break;
- }
- } else {
- break;
- }
- if ( $text === false ) {
- break;
- }
- // Redirect?
- $finalTitle = $title;
- $title = Title::newFromRedirect( $text );
- }
- return array(
- 'text' => $text,
- 'finalTitle' => $finalTitle,
- 'deps' => $deps );
- }
-
- /**
- * Transclude an interwiki link.
- */
- function interwikiTransclude( $title, $action ) {
- global $wgEnableScaryTranscluding;
-
- if (!$wgEnableScaryTranscluding)
- return wfMsg('scarytranscludedisabled');
-
- $url = $title->getFullUrl( "action=$action" );
-
- if (strlen($url) > 255)
- return wfMsg('scarytranscludetoolong');
- return $this->fetchScaryTemplateMaybeFromCache($url);
- }
-
- function fetchScaryTemplateMaybeFromCache($url) {
- global $wgTranscludeCacheExpiry;
- $dbr = wfGetDB(DB_SLAVE);
- $obj = $dbr->selectRow('transcache', array('tc_time', 'tc_contents'),
- array('tc_url' => $url));
- if ($obj) {
- $time = $obj->tc_time;
- $text = $obj->tc_contents;
- if ($time && time() < $time + $wgTranscludeCacheExpiry ) {
- return $text;
- }
- }
-
- $text = Http::get($url);
- if (!$text)
- return wfMsg('scarytranscludefailed', $url);
-
- $dbw = wfGetDB(DB_MASTER);
- $dbw->replace('transcache', array('tc_url'), array(
- 'tc_url' => $url,
- 'tc_time' => time(),
- 'tc_contents' => $text));
- return $text;
- }
-
-
- /**
- * Triple brace replacement -- used for template arguments
- * @private
- */
- function argSubstitution( $matches ) {
- $arg = trim( $matches['title'] );
- $text = $matches['text'];
- $inputArgs = end( $this->mArgStack );
-
- if ( array_key_exists( $arg, $inputArgs ) ) {
- $text = $inputArgs[$arg];
- } else if (($this->mOutputType == self::OT_HTML || $this->mOutputType == self::OT_PREPROCESS ) &&
- null != $matches['parts'] && count($matches['parts']) > 0) {
- $text = $matches['parts'][0];
- }
- if ( !$this->incrementIncludeSize( 'arg', strlen( $text ) ) ) {
- $text = $matches['text'] .
- '<!-- WARNING: argument omitted, expansion size too large -->';
- }
-
- return $text;
- }
-
- /**
- * Increment an include size counter
- *
- * @param string $type The type of expansion
- * @param integer $size The size of the text
- * @return boolean False if this inclusion would take it over the maximum, true otherwise
- */
- function incrementIncludeSize( $type, $size ) {
- if ( $this->mIncludeSizes[$type] + $size > $this->mOptions->getMaxIncludeSize() ) {
- return false;
- } else {
- $this->mIncludeSizes[$type] += $size;
- return true;
- }
- }
-
- /**
- * Detect __NOGALLERY__ magic word and set a placeholder
- */
- function stripNoGallery( &$text ) {
- # if the string __NOGALLERY__ (not case-sensitive) occurs in the HTML,
- # do not add TOC
- $mw = MagicWord::get( 'nogallery' );
- $this->mOutput->mNoGallery = $mw->matchAndRemove( $text ) ;
- }
-
- /**
- * Find the first __TOC__ magic word and set a <!--MWTOC-->
- * placeholder that will then be replaced by the real TOC in
- * ->formatHeadings, this works because at this points real
- * comments will have already been discarded by the sanitizer.
- *
- * Any additional __TOC__ magic words left over will be discarded
- * as there can only be one TOC on the page.
- */
- function stripToc( $text ) {
- # if the string __NOTOC__ (not case-sensitive) occurs in the HTML,
- # do not add TOC
- $mw = MagicWord::get( 'notoc' );
- if( $mw->matchAndRemove( $text ) ) {
- $this->mShowToc = false;
- }
-
- $mw = MagicWord::get( 'toc' );
- if( $mw->match( $text ) ) {
- $this->mShowToc = true;
- $this->mForceTocPosition = true;
-
- // Set a placeholder. At the end we'll fill it in with the TOC.
- $text = $mw->replace( '<!--MWTOC-->', $text, 1 );
-
- // Only keep the first one.
- $text = $mw->replace( '', $text );
- }
- return $text;
- }
-
- /**
- * This function accomplishes several tasks:
- * 1) Auto-number headings if that option is enabled
- * 2) Add an [edit] link to sections for users who have enabled the option and can edit the page
- * 3) Add a Table of contents on the top for users who have enabled the option
- * 4) Auto-anchor headings
- *
- * It loops through all headlines, collects the necessary data, then splits up the
- * string and re-inserts the newly formatted headlines.
- *
- * @param string $text
- * @param boolean $isMain
- * @private
- */
- function formatHeadings( $text, $isMain=true ) {
- global $wgMaxTocLevel, $wgContLang;
-
- $doNumberHeadings = $this->mOptions->getNumberHeadings();
- if( !$this->mTitle->quickUserCan( 'edit' ) ) {
- $showEditLink = 0;
- } else {
- $showEditLink = $this->mOptions->getEditSection();
- }
-
- # Inhibit editsection links if requested in the page
- $esw =& MagicWord::get( 'noeditsection' );
- if( $esw->matchAndRemove( $text ) ) {
- $showEditLink = 0;
- }
-
- # Get all headlines for numbering them and adding funky stuff like [edit]
- # links - this is for later, but we need the number of headlines right now
- $matches = array();
- $numMatches = preg_match_all( '/<H(?P<level>[1-6])(?P<attrib>.*?'.'>)(?P<header>.*?)<\/H[1-6] *>/i', $text, $matches );
-
- # if there are fewer than 4 headlines in the article, do not show TOC
- # unless it's been explicitly enabled.
- $enoughToc = $this->mShowToc &&
- (($numMatches >= 4) || $this->mForceTocPosition);
-
- # Allow user to stipulate that a page should have a "new section"
- # link added via __NEWSECTIONLINK__
- $mw =& MagicWord::get( 'newsectionlink' );
- if( $mw->matchAndRemove( $text ) )
- $this->mOutput->setNewSection( true );
-
- # if the string __FORCETOC__ (not case-sensitive) occurs in the HTML,
- # override above conditions and always show TOC above first header
- $mw =& MagicWord::get( 'forcetoc' );
- if ($mw->matchAndRemove( $text ) ) {
- $this->mShowToc = true;
- $enoughToc = true;
- }
-
- # We need this to perform operations on the HTML
- $sk = $this->mOptions->getSkin();
-
- # headline counter
- $headlineCount = 0;
- $sectionCount = 0; # headlineCount excluding template sections
- $numVisible = 0;
-
- # Ugh .. the TOC should have neat indentation levels which can be
- # passed to the skin functions. These are determined here
- $toc = '';
- $full = '';
- $head = array();
- $sublevelCount = array();
- $levelCount = array();
- $toclevel = 0;
- $level = 0;
- $prevlevel = 0;
- $toclevel = 0;
- $prevtoclevel = 0;
- $tocraw = array();
-
- foreach( $matches[3] as $headline ) {
- $istemplate = 0;
- $templatetitle = '';
- $templatesection = 0;
- $numbering = '';
- $mat = array();
- if (preg_match("/<!--MWTEMPLATESECTION=([^&]+)&([^_]+)-->/", $headline, $mat)) {
- $istemplate = 1;
- $templatetitle = base64_decode($mat[1]);
- $templatesection = 1 + (int)base64_decode($mat[2]);
- $headline = preg_replace("/<!--MWTEMPLATESECTION=([^&]+)&([^_]+)-->/", "", $headline);
- }
-
- if( $toclevel ) {
- $prevlevel = $level;
- $prevtoclevel = $toclevel;
- }
- $level = $matches[1][$headlineCount];
-
- if( $doNumberHeadings || $enoughToc ) {
-
- if ( $level > $prevlevel ) {
- # Increase TOC level
- $toclevel++;
- $sublevelCount[$toclevel] = 0;
- if( $toclevel<$wgMaxTocLevel ) {
- $prevtoclevel = $toclevel;
- $toc .= $sk->tocIndent();
- $numVisible++;
- }
- }
- elseif ( $level < $prevlevel && $toclevel > 1 ) {
- # Decrease TOC level, find level to jump to
-
- if ( $toclevel == 2 && $level <= $levelCount[1] ) {
- # Can only go down to level 1
- $toclevel = 1;
- } else {
- for ($i = $toclevel; $i > 0; $i--) {
- if ( $levelCount[$i] == $level ) {
- # Found last matching level
- $toclevel = $i;
- break;
- }
- elseif ( $levelCount[$i] < $level ) {
- # Found first matching level below current level
- $toclevel = $i + 1;
- break;
- }
- }
- }
- if( $toclevel<$wgMaxTocLevel ) {
- if($prevtoclevel < $wgMaxTocLevel) {
- # Unindent only if the previous toc level was shown :p
- $toc .= $sk->tocUnindent( $prevtoclevel - $toclevel );
- } else {
- $toc .= $sk->tocLineEnd();
- }
- }
- }
- else {
- # No change in level, end TOC line
- if( $toclevel<$wgMaxTocLevel ) {
- $toc .= $sk->tocLineEnd();
- }
- }
-
- $levelCount[$toclevel] = $level;
-
- # count number of headlines for each level
- @$sublevelCount[$toclevel]++;
- $dot = 0;
- for( $i = 1; $i <= $toclevel; $i++ ) {
- if( !empty( $sublevelCount[$i] ) ) {
- if( $dot ) {
- $numbering .= '.';
- }
- $numbering .= $wgContLang->formatNum( $sublevelCount[$i] );
- $dot = 1;
- }
- }
- }
-
- # The canonized header is a version of the header text safe to use for links
- # Avoid insertion of weird stuff like <math> by expanding the relevant sections
- $canonized_headline = $this->mStripState->unstripBoth( $headline );
-
- # Remove link placeholders by the link text.
- # <!--LINK number-->
- # turns into
- # link text with suffix
- $canonized_headline = preg_replace( '/<!--LINK ([0-9]*)-->/e',
- "\$this->mLinkHolders['texts'][\$1]",
- $canonized_headline );
- $canonized_headline = preg_replace( '/<!--IWLINK ([0-9]*)-->/e',
- "\$this->mInterwikiLinkHolders['texts'][\$1]",
- $canonized_headline );
-
- # Strip out HTML (other than plain <sup> and <sub>: bug 8393)
- $tocline = preg_replace(
- array( '#<(?!/?(sup|sub)).*?'.'>#', '#<(/?(sup|sub)).*?'.'>#' ),
- array( '', '<$1>'),
- $canonized_headline
- );
- $tocline = trim( $tocline );
-
- # For the anchor, strip out HTML-y stuff period
- $canonized_headline = preg_replace( '/<.*?'.'>/', '', $canonized_headline );
- $canonized_headline = trim( $canonized_headline );
-
- # Save headline for section edit hint before it's escaped
- $headline_hint = $canonized_headline;
- $canonized_headline = Sanitizer::escapeId( $canonized_headline );
- $refers[$headlineCount] = $canonized_headline;
-
- # count how many in assoc. array so we can track dupes in anchors
- isset( $refers[$canonized_headline] ) ? $refers[$canonized_headline]++ : $refers[$canonized_headline] = 1;
- $refcount[$headlineCount]=$refers[$canonized_headline];
-
- # Don't number the heading if it is the only one (looks silly)
- if( $doNumberHeadings && count( $matches[3] ) > 1) {
- # the two are different if the line contains a link
- $headline=$numbering . ' ' . $headline;
- }
-
- # Create the anchor for linking from the TOC to the section
- $anchor = $canonized_headline;
- if($refcount[$headlineCount] > 1 ) {
- $anchor .= '_' . $refcount[$headlineCount];
- }
- if( $enoughToc && ( !isset($wgMaxTocLevel) || $toclevel<$wgMaxTocLevel ) ) {
- $toc .= $sk->tocLine($anchor, $tocline, $numbering, $toclevel);
- $tocraw[] = array( 'toclevel' => $toclevel, 'level' => $level, 'line' => $tocline, 'number' => $numbering );
- }
- # give headline the correct <h#> tag
- if( $showEditLink && ( !$istemplate || $templatetitle !== "" ) ) {
- if( $istemplate )
- $editlink = $sk->editSectionLinkForOther($templatetitle, $templatesection);
- else
- $editlink = $sk->editSectionLink($this->mTitle, $sectionCount+1, $headline_hint);
- } else {
- $editlink = '';
- }
- $head[$headlineCount] = $sk->makeHeadline( $level, $matches['attrib'][$headlineCount], $anchor, $headline, $editlink );
-
- $headlineCount++;
- if( !$istemplate )
- $sectionCount++;
- }
-
- $this->mOutput->setSections( $tocraw );
-
- # Never ever show TOC if no headers
- if( $numVisible < 1 ) {
- $enoughToc = false;
- }
-
- if( $enoughToc ) {
- if( $prevtoclevel > 0 && $prevtoclevel < $wgMaxTocLevel ) {
- $toc .= $sk->tocUnindent( $prevtoclevel - 1 );
- }
- $toc = $sk->tocList( $toc );
- }
-
- # split up and insert constructed headlines
-
- $blocks = preg_split( '/<H[1-6].*?' . '>.*?<\/H[1-6]>/i', $text );
- $i = 0;
-
- foreach( $blocks as $block ) {
- if( $showEditLink && $headlineCount > 0 && $i == 0 && $block != "\n" ) {
- # This is the [edit] link that appears for the top block of text when
- # section editing is enabled
-
- # Disabled because it broke block formatting
- # For example, a bullet point in the top line
- # $full .= $sk->editSectionLink(0);
- }
- $full .= $block;
- if( $enoughToc && !$i && $isMain && !$this->mForceTocPosition ) {
- # Top anchor now in skin
- $full = $full.$toc;
- }
-
- if( !empty( $head[$i] ) ) {
- $full .= $head[$i];
- }
- $i++;
- }
- if( $this->mForceTocPosition ) {
- return str_replace( '<!--MWTOC-->', $toc, $full );
- } else {
- return $full;
- }
- }
-
- /**
- * Transform wiki markup when saving a page by doing \r\n -> \n
- * conversion, substitting signatures, {{subst:}} templates, etc.
- *
- * @param string $text the text to transform
- * @param Title &$title the Title object for the current article
- * @param User &$user the User object describing the current user
- * @param ParserOptions $options parsing options
- * @param bool $clearState whether to clear the parser state first
- * @return string the altered wiki markup
- * @public
- */
- function preSaveTransform( $text, &$title, $user, $options, $clearState = true ) {
- $this->mOptions = $options;
- $this->mTitle =& $title;
- $this->setOutputType( self::OT_WIKI );
-
- if ( $clearState ) {
- $this->clearState();
- }
-
- $stripState = new StripState;
- $pairs = array(
- "\r\n" => "\n",
- );
- $text = str_replace( array_keys( $pairs ), array_values( $pairs ), $text );
- $text = $this->strip( $text, $stripState, true, array( 'gallery' ) );
- $text = $this->pstPass2( $text, $stripState, $user );
- $text = $stripState->unstripBoth( $text );
- return $text;
- }
-
- /**
- * Pre-save transform helper function
- * @private
- */
- function pstPass2( $text, &$stripState, $user ) {
- global $wgContLang, $wgLocaltimezone;
-
- /* Note: This is the timestamp saved as hardcoded wikitext to
- * the database, we use $wgContLang here in order to give
- * everyone the same signature and use the default one rather
- * than the one selected in each user's preferences.
- */
- if ( isset( $wgLocaltimezone ) ) {
- $oldtz = getenv( 'TZ' );
- putenv( 'TZ='.$wgLocaltimezone );
- }
- $d = $wgContLang->timeanddate( date( 'YmdHis' ), false, false) .
- ' (' . date( 'T' ) . ')';
- if ( isset( $wgLocaltimezone ) ) {
- putenv( 'TZ='.$oldtz );
- }
-
- # Variable replacement
- # Because mOutputType is OT_WIKI, this will only process {{subst:xxx}} type tags
- $text = $this->replaceVariables( $text );
-
- # Strip out <nowiki> etc. added via replaceVariables
- $text = $this->strip( $text, $stripState, false, array( 'gallery' ) );
-
- # Signatures
- $sigText = $this->getUserSig( $user );
- $text = strtr( $text, array(
- '~~~~~' => $d,
- '~~~~' => "$sigText $d",
- '~~~' => $sigText
- ) );
-
- # Context links: [[|name]] and [[name (context)|]]
- #
- global $wgLegalTitleChars;
- $tc = "[$wgLegalTitleChars]";
- $nc = '[ _0-9A-Za-z\x80-\xff]'; # Namespaces can use non-ascii!
-
- $p1 = "/\[\[(:?$nc+:|:|)($tc+?)( \\($tc+\\))\\|]]/"; # [[ns:page (context)|]]
- $p3 = "/\[\[(:?$nc+:|:|)($tc+?)( \\($tc+\\)|)(, $tc+|)\\|]]/"; # [[ns:page (context), context|]]
- $p2 = "/\[\[\\|($tc+)]]/"; # [[|page]]
-
- # try $p1 first, to turn "[[A, B (C)|]]" into "[[A, B (C)|A, B]]"
- $text = preg_replace( $p1, '[[\\1\\2\\3|\\2]]', $text );
- $text = preg_replace( $p3, '[[\\1\\2\\3\\4|\\2]]', $text );
-
- $t = $this->mTitle->getText();
- $m = array();
- if ( preg_match( "/^($nc+:|)$tc+?( \\($tc+\\))$/", $t, $m ) ) {
- $text = preg_replace( $p2, "[[$m[1]\\1$m[2]|\\1]]", $text );
- } elseif ( preg_match( "/^($nc+:|)$tc+?(, $tc+|)$/", $t, $m ) && '' != "$m[1]$m[2]" ) {
- $text = preg_replace( $p2, "[[$m[1]\\1$m[2]|\\1]]", $text );
- } else {
- # if there's no context, don't bother duplicating the title
- $text = preg_replace( $p2, '[[\\1]]', $text );
- }
-
- # Trim trailing whitespace
- $text = rtrim( $text );
-
- return $text;
- }
-
- /**
- * Fetch the user's signature text, if any, and normalize to
- * validated, ready-to-insert wikitext.
- *
- * @param User $user
- * @return string
- * @private
- */
- function getUserSig( &$user ) {
- global $wgMaxSigChars;
-
- $username = $user->getName();
- $nickname = $user->getOption( 'nickname' );
- $nickname = $nickname === '' ? $username : $nickname;
-
- if( mb_strlen( $nickname ) > $wgMaxSigChars ) {
- $nickname = $username;
- wfDebug( __METHOD__ . ": $username has overlong signature.\n" );
- } elseif( $user->getBoolOption( 'fancysig' ) !== false ) {
- # Sig. might contain markup; validate this
- if( $this->validateSig( $nickname ) !== false ) {
- # Validated; clean up (if needed) and return it
- return $this->cleanSig( $nickname, true );
- } else {
- # Failed to validate; fall back to the default
- $nickname = $username;
- wfDebug( "Parser::getUserSig: $username has bad XML tags in signature.\n" );
- }
- }
-
- // Make sure nickname doesnt get a sig in a sig
- $nickname = $this->cleanSigInSig( $nickname );
-
- # If we're still here, make it a link to the user page
- $userText = wfEscapeWikiText( $username );
- $nickText = wfEscapeWikiText( $nickname );
- if ( $user->isAnon() ) {
- return wfMsgExt( 'signature-anon', array( 'content', 'parsemag' ), $userText, $nickText );
- } else {
- return wfMsgExt( 'signature', array( 'content', 'parsemag' ), $userText, $nickText );
- }
- }
-
- /**
- * Check that the user's signature contains no bad XML
- *
- * @param string $text
- * @return mixed An expanded string, or false if invalid.
- */
- function validateSig( $text ) {
- return( Xml::isWellFormedXmlFragment( $text ) ? $text : false );
- }
-
- /**
- * Clean up signature text
- *
- * 1) Strip ~~~, ~~~~ and ~~~~~ out of signatures @see cleanSigInSig
- * 2) Substitute all transclusions
- *
- * @param string $text
- * @param $parsing Whether we're cleaning (preferences save) or parsing
- * @return string Signature text
- */
- function cleanSig( $text, $parsing = false ) {
- global $wgTitle;
- $this->startExternalParse( $this->mTitle, new ParserOptions(), $parsing ? self::OT_WIKI : self::OT_MSG );
-
- $substWord = MagicWord::get( 'subst' );
- $substRegex = '/\{\{(?!(?:' . $substWord->getBaseRegex() . '))/x' . $substWord->getRegexCase();
- $substText = '{{' . $substWord->getSynonym( 0 );
-
- $text = preg_replace( $substRegex, $substText, $text );
- $text = $this->cleanSigInSig( $text );
- $text = $this->replaceVariables( $text );
-
- $this->clearState();
- return $text;
- }
-
- /**
- * Strip ~~~, ~~~~ and ~~~~~ out of signatures
- * @param string $text
- * @return string Signature text with /~{3,5}/ removed
- */
- function cleanSigInSig( $text ) {
- $text = preg_replace( '/~{3,5}/', '', $text );
- return $text;
- }
-
- /**
- * Set up some variables which are usually set up in parse()
- * so that an external function can call some class members with confidence
- * @public
- */
- function startExternalParse( &$title, $options, $outputType, $clearState = true ) {
- $this->mTitle =& $title;
- $this->mOptions = $options;
- $this->setOutputType( $outputType );
- if ( $clearState ) {
- $this->clearState();
- }
- }
-
- /**
- * Transform a MediaWiki message by replacing magic variables.
- *
- * @param string $text the text to transform
- * @param ParserOptions $options options
- * @return string the text with variables substituted
- * @public
- */
- function transformMsg( $text, $options ) {
- global $wgTitle;
- static $executing = false;
-
- $fname = "Parser::transformMsg";
-
- # Guard against infinite recursion
- if ( $executing ) {
- return $text;
- }
- $executing = true;
-
- wfProfileIn($fname);
-
- if ( $wgTitle && !( $wgTitle instanceof FakeTitle ) ) {
- $this->mTitle = $wgTitle;
- } else {
- $this->mTitle = Title::newFromText('msg');
- }
- $this->mOptions = $options;
- $this->setOutputType( self::OT_MSG );
- $this->clearState();
- $text = $this->replaceVariables( $text );
-
- $executing = false;
- wfProfileOut($fname);
- return $text;
- }
-
- /**
- * Create an HTML-style tag, e.g. <yourtag>special text</yourtag>
- * The callback should have the following form:
- * function myParserHook( $text, $params, &$parser ) { ... }
- *
- * Transform and return $text. Use $parser for any required context, e.g. use
- * $parser->getTitle() and $parser->getOptions() not $wgTitle or $wgOut->mParserOptions
- *
- * @public
- *
- * @param mixed $tag The tag to use, e.g. 'hook' for <hook>
- * @param mixed $callback The callback function (and object) to use for the tag
- *
- * @return The old value of the mTagHooks array associated with the hook
- */
- function setHook( $tag, $callback ) {
- $tag = strtolower( $tag );
- $oldVal = isset( $this->mTagHooks[$tag] ) ? $this->mTagHooks[$tag] : null;
- $this->mTagHooks[$tag] = $callback;
-
- return $oldVal;
- }
-
- function setTransparentTagHook( $tag, $callback ) {
- $tag = strtolower( $tag );
- $oldVal = isset( $this->mTransparentTagHooks[$tag] ) ? $this->mTransparentTagHooks[$tag] : null;
- $this->mTransparentTagHooks[$tag] = $callback;
-
- return $oldVal;
- }
-
- /**
- * Create a function, e.g. {{sum:1|2|3}}
- * The callback function should have the form:
- * function myParserFunction( &$parser, $arg1, $arg2, $arg3 ) { ... }
- *
- * The callback may either return the text result of the function, or an array with the text
- * in element 0, and a number of flags in the other elements. The names of the flags are
- * specified in the keys. Valid flags are:
- * found The text returned is valid, stop processing the template. This
- * is on by default.
- * nowiki Wiki markup in the return value should be escaped
- * noparse Unsafe HTML tags should not be stripped, etc.
- * noargs Don't replace triple-brace arguments in the return value
- * isHTML The returned text is HTML, armour it against wikitext transformation
- *
- * @public
- *
- * @param string $id The magic word ID
- * @param mixed $callback The callback function (and object) to use
- * @param integer $flags a combination of the following flags:
- * SFH_NO_HASH No leading hash, i.e. {{plural:...}} instead of {{#if:...}}
- *
- * @return The old callback function for this name, if any
- */
- function setFunctionHook( $id, $callback, $flags = 0 ) {
- $oldVal = isset( $this->mFunctionHooks[$id] ) ? $this->mFunctionHooks[$id] : null;
- $this->mFunctionHooks[$id] = $callback;
-
- # Add to function cache
- $mw = MagicWord::get( $id );
- if( !$mw )
- throw new MWException( 'Parser::setFunctionHook() expecting a magic word identifier.' );
-
- $synonyms = $mw->getSynonyms();
- $sensitive = intval( $mw->isCaseSensitive() );
-
- foreach ( $synonyms as $syn ) {
- # Case
- if ( !$sensitive ) {
- $syn = strtolower( $syn );
- }
- # Add leading hash
- if ( !( $flags & SFH_NO_HASH ) ) {
- $syn = '#' . $syn;
- }
- # Remove trailing colon
- if ( substr( $syn, -1, 1 ) == ':' ) {
- $syn = substr( $syn, 0, -1 );
- }
- $this->mFunctionSynonyms[$sensitive][$syn] = $id;
- }
- return $oldVal;
- }
-
- /**
- * Get all registered function hook identifiers
- *
- * @return array
- */
- function getFunctionHooks() {
- return array_keys( $this->mFunctionHooks );
- }
-
- /**
- * Replace <!--LINK--> link placeholders with actual links, in the buffer
- * Placeholders created in Skin::makeLinkObj()
- * Returns an array of links found, indexed by PDBK:
- * 0 - broken
- * 1 - normal link
- * 2 - stub
- * $options is a bit field, RLH_FOR_UPDATE to select for update
- */
- function replaceLinkHolders( &$text, $options = 0 ) {
- global $wgUser;
- global $wgContLang;
-
- $fname = 'Parser::replaceLinkHolders';
- wfProfileIn( $fname );
-
- $pdbks = array();
- $colours = array();
- $sk = $this->mOptions->getSkin();
- $linkCache = LinkCache::singleton();
-
- if ( !empty( $this->mLinkHolders['namespaces'] ) ) {
- wfProfileIn( $fname.'-check' );
- $dbr = wfGetDB( DB_SLAVE );
- $page = $dbr->tableName( 'page' );
- $threshold = $wgUser->getOption('stubthreshold');
-
- # Sort by namespace
- asort( $this->mLinkHolders['namespaces'] );
-
- # Generate query
- $query = false;
- $current = null;
- foreach ( $this->mLinkHolders['namespaces'] as $key => $ns ) {
- # Make title object
- $title = $this->mLinkHolders['titles'][$key];
-
- # Skip invalid entries.
- # Result will be ugly, but prevents crash.
- if ( is_null( $title ) ) {
- continue;
- }
- $pdbk = $pdbks[$key] = $title->getPrefixedDBkey();
-
- # Check if it's a static known link, e.g. interwiki
- if ( $title->isAlwaysKnown() ) {
- $colours[$pdbk] = 1;
- } elseif ( ( $id = $linkCache->getGoodLinkID( $pdbk ) ) != 0 ) {
- $colours[$pdbk] = 1;
- $this->mOutput->addLink( $title, $id );
- } elseif ( $linkCache->isBadLink( $pdbk ) ) {
- $colours[$pdbk] = 0;
- } elseif ( $title->getNamespace() == NS_SPECIAL && !SpecialPage::exists( $pdbk ) ) {
- $colours[$pdbk] = 0;
- } else {
- # Not in the link cache, add it to the query
- if ( !isset( $current ) ) {
- $current = $ns;
- $query = "SELECT page_id, page_namespace, page_title, page_len, page_is_redirect";
- $query .= " FROM $page WHERE (page_namespace=$ns AND page_title IN(";
- } elseif ( $current != $ns ) {
- $current = $ns;
- $query .= ")) OR (page_namespace=$ns AND page_title IN(";
- } else {
- $query .= ', ';
- }
-
- $query .= $dbr->addQuotes( $this->mLinkHolders['dbkeys'][$key] );
- }
- }
- if ( $query ) {
- $query .= '))';
- if ( $options & RLH_FOR_UPDATE ) {
- $query .= ' FOR UPDATE';
- }
-
- $res = $dbr->query( $query, $fname );
-
- # Fetch data and form into an associative array
- # non-existent = broken
- # 1 = known
- # 2 = stub
- while ( $s = $dbr->fetchObject($res) ) {
- $title = Title::makeTitle( $s->page_namespace, $s->page_title );
- $pdbk = $title->getPrefixedDBkey();
- $linkCache->addGoodLinkObj( $s->page_id, $title, $s->page_len, $s->page_is_redirect );
- $this->mOutput->addLink( $title, $s->page_id );
-
- $colours[$pdbk] = ( $threshold == 0 || (
- $s->page_len >= $threshold || # always true if $threshold <= 0
- $s->page_is_redirect ||
- !MWNamespace::isContent( $s->page_namespace ) )
- ? 1 : 2 );
- }
- }
- wfProfileOut( $fname.'-check' );
-
- # Do a second query for different language variants of links and categories
- if( $wgContLang->hasVariants() ) {
- $linkBatch = new LinkBatch();
- $variantMap = array(); // maps $pdbkey_Variant => $keys (of link holders)
- $categoryMap = array(); // maps $category_variant => $category (dbkeys)
- $varCategories = array(); // category replacements oldDBkey => newDBkey
-
- $categories = $this->mOutput->getCategoryLinks();
-
- // Add variants of links to link batch
- foreach ( $this->mLinkHolders['namespaces'] as $key => $ns ) {
- $title = $this->mLinkHolders['titles'][$key];
- if ( is_null( $title ) )
- continue;
-
- $pdbk = $title->getPrefixedDBkey();
- $titleText = $title->getText();
-
- // generate all variants of the link title text
- $allTextVariants = $wgContLang->convertLinkToAllVariants($titleText);
-
- // if link was not found (in first query), add all variants to query
- if ( !isset($colours[$pdbk]) ){
- foreach($allTextVariants as $textVariant){
- if($textVariant != $titleText){
- $variantTitle = Title::makeTitle( $ns, $textVariant );
- if(is_null($variantTitle)) continue;
- $linkBatch->addObj( $variantTitle );
- $variantMap[$variantTitle->getPrefixedDBkey()][] = $key;
- }
- }
- }
- }
-
- // process categories, check if a category exists in some variant
- foreach( $categories as $category ){
- $variants = $wgContLang->convertLinkToAllVariants($category);
- foreach($variants as $variant){
- if($variant != $category){
- $variantTitle = Title::newFromDBkey( Title::makeName(NS_CATEGORY,$variant) );
- if(is_null($variantTitle)) continue;
- $linkBatch->addObj( $variantTitle );
- $categoryMap[$variant] = $category;
- }
- }
- }
-
-
- if ( !$linkBatch->isEmpty() ){
- // construct query
- $titleClause = $linkBatch->constructSet('page', $dbr);
-
- $variantQuery = "SELECT page_id, page_namespace, page_title, page_len, page_is_redirect";
-
- $variantQuery .= " FROM $page WHERE $titleClause";
- if ( $options & RLH_FOR_UPDATE ) {
- $variantQuery .= ' FOR UPDATE';
- }
-
- $varRes = $dbr->query( $variantQuery, $fname );
-
- // for each found variants, figure out link holders and replace
- while ( $s = $dbr->fetchObject($varRes) ) {
-
- $variantTitle = Title::makeTitle( $s->page_namespace, $s->page_title );
- $varPdbk = $variantTitle->getPrefixedDBkey();
- $vardbk = $variantTitle->getDBkey();
-
- $holderKeys = array();
- if(isset($variantMap[$varPdbk])){
- $holderKeys = $variantMap[$varPdbk];
- $linkCache->addGoodLinkObj( $s->page_id, $variantTitle, $s->page_len, $s->page_is_redirect );
- $this->mOutput->addLink( $variantTitle, $s->page_id );
- }
-
- // loop over link holders
- foreach($holderKeys as $key){
- $title = $this->mLinkHolders['titles'][$key];
- if ( is_null( $title ) ) continue;
-
- $pdbk = $title->getPrefixedDBkey();
-
- if(!isset($colours[$pdbk])){
- // found link in some of the variants, replace the link holder data
- $this->mLinkHolders['titles'][$key] = $variantTitle;
- $this->mLinkHolders['dbkeys'][$key] = $variantTitle->getDBkey();
-
- // set pdbk and colour
- $pdbks[$key] = $varPdbk;
- if ( $threshold > 0 ) {
- $size = $s->page_len;
- if ( $s->page_is_redirect || $s->page_namespace != 0 || $size >= $threshold ) {
- $colours[$varPdbk] = 1;
- } else {
- $colours[$varPdbk] = 2;
- }
- }
- else {
- $colours[$varPdbk] = 1;
- }
- }
- }
-
- // check if the object is a variant of a category
- if(isset($categoryMap[$vardbk])){
- $oldkey = $categoryMap[$vardbk];
- if($oldkey != $vardbk)
- $varCategories[$oldkey]=$vardbk;
- }
- }
-
- // rebuild the categories in original order (if there are replacements)
- if(count($varCategories)>0){
- $newCats = array();
- $originalCats = $this->mOutput->getCategories();
- foreach($originalCats as $cat => $sortkey){
- // make the replacement
- if( array_key_exists($cat,$varCategories) )
- $newCats[$varCategories[$cat]] = $sortkey;
- else $newCats[$cat] = $sortkey;
- }
- $this->mOutput->setCategoryLinks($newCats);
- }
- }
- }
-
- # Construct search and replace arrays
- wfProfileIn( $fname.'-construct' );
- $replacePairs = array();
- foreach ( $this->mLinkHolders['namespaces'] as $key => $ns ) {
- $pdbk = $pdbks[$key];
- $searchkey = "<!--LINK $key-->";
- $title = $this->mLinkHolders['titles'][$key];
- if ( empty( $colours[$pdbk] ) ) {
- $linkCache->addBadLinkObj( $title );
- $colours[$pdbk] = 0;
- $this->mOutput->addLink( $title, 0 );
- $replacePairs[$searchkey] = $sk->makeBrokenLinkObj( $title,
- $this->mLinkHolders['texts'][$key],
- $this->mLinkHolders['queries'][$key] );
- } elseif ( $colours[$pdbk] == 1 ) {
- $replacePairs[$searchkey] = $sk->makeKnownLinkObj( $title,
- $this->mLinkHolders['texts'][$key],
- $this->mLinkHolders['queries'][$key] );
- } elseif ( $colours[$pdbk] == 2 ) {
- $replacePairs[$searchkey] = $sk->makeStubLinkObj( $title,
- $this->mLinkHolders['texts'][$key],
- $this->mLinkHolders['queries'][$key] );
- }
- }
- $replacer = new HashtableReplacer( $replacePairs, 1 );
- wfProfileOut( $fname.'-construct' );
-
- # Do the thing
- wfProfileIn( $fname.'-replace' );
- $text = preg_replace_callback(
- '/(<!--LINK .*?-->)/',
- $replacer->cb(),
- $text);
-
- wfProfileOut( $fname.'-replace' );
- }
-
- # Now process interwiki link holders
- # This is quite a bit simpler than internal links
- if ( !empty( $this->mInterwikiLinkHolders['texts'] ) ) {
- wfProfileIn( $fname.'-interwiki' );
- # Make interwiki link HTML
- $replacePairs = array();
- foreach( $this->mInterwikiLinkHolders['texts'] as $key => $link ) {
- $title = $this->mInterwikiLinkHolders['titles'][$key];
- $replacePairs[$key] = $sk->makeLinkObj( $title, $link );
- }
- $replacer = new HashtableReplacer( $replacePairs, 1 );
-
- $text = preg_replace_callback(
- '/<!--IWLINK (.*?)-->/',
- $replacer->cb(),
- $text );
- wfProfileOut( $fname.'-interwiki' );
- }
-
- wfProfileOut( $fname );
- return $colours;
- }
-
- /**
- * Replace <!--LINK--> link placeholders with plain text of links
- * (not HTML-formatted).
- * @param string $text
- * @return string
- */
- function replaceLinkHoldersText( $text ) {
- $fname = 'Parser::replaceLinkHoldersText';
- wfProfileIn( $fname );
-
- $text = preg_replace_callback(
- '/<!--(LINK|IWLINK) (.*?)-->/',
- array( &$this, 'replaceLinkHoldersTextCallback' ),
- $text );
-
- wfProfileOut( $fname );
- return $text;
- }
-
- /**
- * @param array $matches
- * @return string
- * @private
- */
- function replaceLinkHoldersTextCallback( $matches ) {
- $type = $matches[1];
- $key = $matches[2];
- if( $type == 'LINK' ) {
- if( isset( $this->mLinkHolders['texts'][$key] ) ) {
- return $this->mLinkHolders['texts'][$key];
- }
- } elseif( $type == 'IWLINK' ) {
- if( isset( $this->mInterwikiLinkHolders['texts'][$key] ) ) {
- return $this->mInterwikiLinkHolders['texts'][$key];
- }
- }
- return $matches[0];
- }
-
- /**
- * Tag hook handler for 'pre'.
- */
- function renderPreTag( $text, $attribs ) {
- // Backwards-compatibility hack
- $content = StringUtils::delimiterReplace( '<nowiki>', '</nowiki>', '$1', $text, 'i' );
-
- $attribs = Sanitizer::validateTagAttributes( $attribs, 'pre' );
- return wfOpenElement( 'pre', $attribs ) .
- Xml::escapeTagsOnly( $content ) .
- '</pre>';
- }
-
- /**
- * Renders an image gallery from a text with one line per image.
- * text labels may be given by using |-style alternative text. E.g.
- * Image:one.jpg|The number "1"
- * Image:tree.jpg|A tree
- * given as text will return the HTML of a gallery with two images,
- * labeled 'The number "1"' and
- * 'A tree'.
- */
- function renderImageGallery( $text, $params ) {
- $ig = new ImageGallery();
- $ig->setContextTitle( $this->mTitle );
- $ig->setShowBytes( false );
- $ig->setShowFilename( false );
- $ig->setParser( $this );
- $ig->setHideBadImages();
- $ig->setAttributes( Sanitizer::validateTagAttributes( $params, 'table' ) );
- $ig->useSkin( $this->mOptions->getSkin() );
- $ig->mRevisionId = $this->mRevisionId;
-
- if( isset( $params['caption'] ) ) {
- $caption = $params['caption'];
- $caption = htmlspecialchars( $caption );
- $caption = $this->replaceInternalLinks( $caption );
- $ig->setCaptionHtml( $caption );
- }
- if( isset( $params['perrow'] ) ) {
- $ig->setPerRow( $params['perrow'] );
- }
- if( isset( $params['widths'] ) ) {
- $ig->setWidths( $params['widths'] );
- }
- if( isset( $params['heights'] ) ) {
- $ig->setHeights( $params['heights'] );
- }
-
- wfRunHooks( 'BeforeParserrenderImageGallery', array( &$this, &$ig ) );
-
- $lines = explode( "\n", $text );
- foreach ( $lines as $line ) {
- # match lines like these:
- # Image:someimage.jpg|This is some image
- $matches = array();
- preg_match( "/^([^|]+)(\\|(.*))?$/", $line, $matches );
- # Skip empty lines
- if ( count( $matches ) == 0 ) {
- continue;
- }
- $tp = Title::newFromText( $matches[1] );
- $nt =& $tp;
- if( is_null( $nt ) ) {
- # Bogus title. Ignore these so we don't bomb out later.
- continue;
- }
- if ( isset( $matches[3] ) ) {
- $label = $matches[3];
- } else {
- $label = '';
- }
-
- $pout = $this->parse( $label,
- $this->mTitle,
- $this->mOptions,
- false, // Strip whitespace...?
- false // Don't clear state!
- );
- $html = $pout->getText();
-
- $ig->add( $nt, $html );
-
- # Only add real images (bug #5586)
- if ( $nt->getNamespace() == NS_IMAGE ) {
- $this->mOutput->addImage( $nt->getDBkey() );
- }
- }
- return $ig->toHTML();
- }
-
- function getImageParams( $handler ) {
- if ( $handler ) {
- $handlerClass = get_class( $handler );
- } else {
- $handlerClass = '';
- }
- if ( !isset( $this->mImageParams[$handlerClass] ) ) {
- // Initialise static lists
- static $internalParamNames = array(
- 'horizAlign' => array( 'left', 'right', 'center', 'none' ),
- 'vertAlign' => array( 'baseline', 'sub', 'super', 'top', 'text-top', 'middle',
- 'bottom', 'text-bottom' ),
- 'frame' => array( 'thumbnail', 'manualthumb', 'framed', 'frameless',
- 'upright', 'border' ),
- );
- static $internalParamMap;
- if ( !$internalParamMap ) {
- $internalParamMap = array();
- foreach ( $internalParamNames as $type => $names ) {
- foreach ( $names as $name ) {
- $magicName = str_replace( '-', '_', "img_$name" );
- $internalParamMap[$magicName] = array( $type, $name );
- }
- }
- }
-
- // Add handler params
- $paramMap = $internalParamMap;
- if ( $handler ) {
- $handlerParamMap = $handler->getParamMap();
- foreach ( $handlerParamMap as $magic => $paramName ) {
- $paramMap[$magic] = array( 'handler', $paramName );
- }
- }
- $this->mImageParams[$handlerClass] = $paramMap;
- $this->mImageParamsMagicArray[$handlerClass] = new MagicWordArray( array_keys( $paramMap ) );
- }
- return array( $this->mImageParams[$handlerClass], $this->mImageParamsMagicArray[$handlerClass] );
- }
-
- /**
- * Parse image options text and use it to make an image
- */
- function makeImage( $title, $options ) {
- # @TODO: let the MediaHandler specify its transform parameters
- #
- # Check if the options text is of the form "options|alt text"
- # Options are:
- # * thumbnail make a thumbnail with enlarge-icon and caption, alignment depends on lang
- # * left no resizing, just left align. label is used for alt= only
- # * right same, but right aligned
- # * none same, but not aligned
- # * ___px scale to ___ pixels width, no aligning. e.g. use in taxobox
- # * center center the image
- # * framed Keep original image size, no magnify-button.
- # * frameless like 'thumb' but without a frame. Keeps user preferences for width
- # * upright reduce width for upright images, rounded to full __0 px
- # * border draw a 1px border around the image
- # vertical-align values (no % or length right now):
- # * baseline
- # * sub
- # * super
- # * top
- # * text-top
- # * middle
- # * bottom
- # * text-bottom
-
- $parts = array_map( 'trim', explode( '|', $options) );
- $sk = $this->mOptions->getSkin();
-
- # Give extensions a chance to select the file revision for us
- $skip = $time = false;
- wfRunHooks( 'BeforeParserMakeImageLinkObj', array( &$this, &$title, &$skip, &$time ) );
-
- if ( $skip ) {
- return $sk->makeLinkObj( $title );
- }
-
- # Get parameter map
- $file = wfFindFile( $title, $time );
- $handler = $file ? $file->getHandler() : false;
-
- list( $paramMap, $mwArray ) = $this->getImageParams( $handler );
-
- # Process the input parameters
- $caption = '';
- $params = array( 'frame' => array(), 'handler' => array(),
- 'horizAlign' => array(), 'vertAlign' => array() );
- foreach( $parts as $part ) {
- list( $magicName, $value ) = $mwArray->matchVariableStartToEnd( $part );
- if ( isset( $paramMap[$magicName] ) ) {
- list( $type, $paramName ) = $paramMap[$magicName];
- $params[$type][$paramName] = $value;
-
- // Special case; width and height come in one variable together
- if( $type == 'handler' && $paramName == 'width' ) {
- $m = array();
- if ( preg_match( '/^([0-9]*)x([0-9]*)$/', $value, $m ) ) {
- $params[$type]['width'] = intval( $m[1] );
- $params[$type]['height'] = intval( $m[2] );
- } else {
- $params[$type]['width'] = intval( $value );
- }
- }
- } else {
- $caption = $part;
- }
- }
-
- # Process alignment parameters
- if ( $params['horizAlign'] ) {
- $params['frame']['align'] = key( $params['horizAlign'] );
- }
- if ( $params['vertAlign'] ) {
- $params['frame']['valign'] = key( $params['vertAlign'] );
- }
-
- # Validate the handler parameters
- if ( $handler ) {
- foreach ( $params['handler'] as $name => $value ) {
- if ( !$handler->validateParam( $name, $value ) ) {
- unset( $params['handler'][$name] );
- }
- }
- }
-
- # Strip bad stuff out of the alt text
- $alt = $this->replaceLinkHoldersText( $caption );
-
- # make sure there are no placeholders in thumbnail attributes
- # that are later expanded to html- so expand them now and
- # remove the tags
- $alt = $this->mStripState->unstripBoth( $alt );
- $alt = Sanitizer::stripAllTags( $alt );
-
- $params['frame']['alt'] = $alt;
- $params['frame']['caption'] = $caption;
-
- # Linker does the rest
- $ret = $sk->makeImageLink2( $title, $file, $params['frame'], $params['handler'] );
-
- # Give the handler a chance to modify the parser object
- if ( $handler ) {
- $handler->parserTransformHook( $this, $file );
- }
-
- return $ret;
- }
-
- /**
- * Set a flag in the output object indicating that the content is dynamic and
- * shouldn't be cached.
- */
- function disableCache() {
- wfDebug( "Parser output marked as uncacheable.\n" );
- $this->mOutput->mCacheTime = -1;
- }
-
- /**#@+
- * Callback from the Sanitizer for expanding items found in HTML attribute
- * values, so they can be safely tested and escaped.
- * @param string $text
- * @param array $args
- * @return string
- * @private
- */
- function attributeStripCallback( &$text, $args ) {
- $text = $this->replaceVariables( $text, $args );
- $text = $this->mStripState->unstripBoth( $text );
- return $text;
- }
-
- /**#@-*/
-
- /**#@+
- * Accessor/mutator
- */
- function Title( $x = NULL ) { return wfSetVar( $this->mTitle, $x ); }
- function Options( $x = NULL ) { return wfSetVar( $this->mOptions, $x ); }
- function OutputType( $x = NULL ) { return wfSetVar( $this->mOutputType, $x ); }
- /**#@-*/
-
- /**#@+
- * Accessor
- */
- function getTags() { return array_merge( array_keys($this->mTransparentTagHooks), array_keys( $this->mTagHooks ) ); }
- /**#@-*/
-
-
- /**
- * Break wikitext input into sections, and either pull or replace
- * some particular section's text.
- *
- * External callers should use the getSection and replaceSection methods.
- *
- * @param $text Page wikitext
- * @param $section Numbered section. 0 pulls the text before the first
- * heading; other numbers will pull the given section
- * along with its lower-level subsections.
- * @param $mode One of "get" or "replace"
- * @param $newtext Replacement text for section data.
- * @return string for "get", the extracted section text.
- * for "replace", the whole page with the section replaced.
- */
- private function extractSections( $text, $section, $mode, $newtext='' ) {
- # I.... _hope_ this is right.
- # Otherwise, sometimes we don't have things initialized properly.
- $this->clearState();
-
- # strip NOWIKI etc. to avoid confusion (true-parameter causes HTML
- # comments to be stripped as well)
- $stripState = new StripState;
-
- $oldOutputType = $this->mOutputType;
- $oldOptions = $this->mOptions;
- $this->mOptions = new ParserOptions();
- $this->setOutputType( self::OT_WIKI );
-
- $striptext = $this->strip( $text, $stripState, true );
-
- $this->setOutputType( $oldOutputType );
- $this->mOptions = $oldOptions;
-
- # now that we can be sure that no pseudo-sections are in the source,
- # split it up by section
- $uniq = preg_quote( $this->uniqPrefix(), '/' );
- $comment = "(?:$uniq-!--.*?QINU\x07)";
- $secs = preg_split(
- "/
- (
- ^
- (?:$comment|<\/?noinclude>)* # Initial comments will be stripped
- (=+) # Should this be limited to 6?
- .+? # Section title...
- \\2 # Ending = count must match start
- (?:$comment|<\/?noinclude>|[ \\t]+)* # Trailing whitespace ok
- $
- |
- <h([1-6])\b.*?>
- .*?
- <\/h\\3\s*>
- )
- /mix",
- $striptext, -1,
- PREG_SPLIT_DELIM_CAPTURE);
-
- if( $mode == "get" ) {
- if( $section == 0 ) {
- // "Section 0" returns the content before any other section.
- $rv = $secs[0];
- } else {
- //track missing section, will replace if found.
- $rv = $newtext;
- }
- } elseif( $mode == "replace" ) {
- if( $section == 0 ) {
- $rv = $newtext . "\n\n";
- $remainder = true;
- } else {
- $rv = $secs[0];
- $remainder = false;
- }
- }
- $count = 0;
- $sectionLevel = 0;
- for( $index = 1; $index < count( $secs ); ) {
- $headerLine = $secs[$index++];
- if( $secs[$index] ) {
- // A wiki header
- $headerLevel = strlen( $secs[$index++] );
- } else {
- // An HTML header
- $index++;
- $headerLevel = intval( $secs[$index++] );
- }
- $content = $secs[$index++];
-
- $count++;
- if( $mode == "get" ) {
- if( $count == $section ) {
- $rv = $headerLine . $content;
- $sectionLevel = $headerLevel;
- } elseif( $count > $section ) {
- if( $sectionLevel && $headerLevel > $sectionLevel ) {
- $rv .= $headerLine . $content;
- } else {
- // Broke out to a higher-level section
- break;
- }
- }
- } elseif( $mode == "replace" ) {
- if( $count < $section ) {
- $rv .= $headerLine . $content;
- } elseif( $count == $section ) {
- $rv .= $newtext . "\n\n";
- $sectionLevel = $headerLevel;
- } elseif( $count > $section ) {
- if( $headerLevel <= $sectionLevel ) {
- // Passed the section's sub-parts.
- $remainder = true;
- }
- if( $remainder ) {
- $rv .= $headerLine . $content;
- }
- }
- }
- }
- if (is_string($rv))
- # reinsert stripped tags
- $rv = trim( $stripState->unstripBoth( $rv ) );
-
- return $rv;
- }
-
- /**
- * This function returns the text of a section, specified by a number ($section).
- * A section is text under a heading like == Heading == or \<h1\>Heading\</h1\>, or
- * the first section before any such heading (section 0).
- *
- * If a section contains subsections, these are also returned.
- *
- * @param $text String: text to look in
- * @param $section Integer: section number
- * @param $deftext: default to return if section is not found
- * @return string text of the requested section
- */
- public function getSection( $text, $section, $deftext='' ) {
- return $this->extractSections( $text, $section, "get", $deftext );
- }
-
- public function replaceSection( $oldtext, $section, $text ) {
- return $this->extractSections( $oldtext, $section, "replace", $text );
- }
-
- /**
- * Get the timestamp associated with the current revision, adjusted for
- * the default server-local timestamp
- */
- function getRevisionTimestamp() {
- if ( is_null( $this->mRevisionTimestamp ) ) {
- wfProfileIn( __METHOD__ );
- global $wgContLang;
- $dbr = wfGetDB( DB_SLAVE );
- $timestamp = $dbr->selectField( 'revision', 'rev_timestamp',
- array( 'rev_id' => $this->mRevisionId ), __METHOD__ );
-
- // Normalize timestamp to internal MW format for timezone processing.
- // This has the added side-effect of replacing a null value with
- // the current time, which gives us more sensible behavior for
- // previews.
- $timestamp = wfTimestamp( TS_MW, $timestamp );
-
- // The cryptic '' timezone parameter tells to use the site-default
- // timezone offset instead of the user settings.
- //
- // Since this value will be saved into the parser cache, served
- // to other users, and potentially even used inside links and such,
- // it needs to be consistent for all visitors.
- $this->mRevisionTimestamp = $wgContLang->userAdjust( $timestamp, '' );
-
- wfProfileOut( __METHOD__ );
- }
- return $this->mRevisionTimestamp;
- }
-
- /**
- * Mutator for $mDefaultSort
- *
- * @param $sort New value
- */
- public function setDefaultSort( $sort ) {
- $this->mDefaultSort = $sort;
- }
-
- /**
- * Accessor for $mDefaultSort
- * Will use the title/prefixed title if none is set
- *
- * @return string
- */
- public function getDefaultSort() {
- if( $this->mDefaultSort !== false ) {
- return $this->mDefaultSort;
- } else {
- return $this->mTitle->getNamespace() == NS_CATEGORY
- ? $this->mTitle->getText()
- : $this->mTitle->getPrefixedText();
- }
- }
-
- /**
- * Try to guess the section anchor name based on a wikitext fragment
- * presumably extracted from a heading, for example "Header" from
- * "== Header ==".
- */
- public function guessSectionNameFromWikiText( $text ) {
- # Strip out wikitext links(they break the anchor)
- $text = $this->stripSectionName( $text );
- $headline = Sanitizer::decodeCharReferences( $text );
- # strip out HTML
- $headline = StringUtils::delimiterReplace( '<', '>', '', $headline );
- $headline = trim( $headline );
- $sectionanchor = '#' . urlencode( str_replace( ' ', '_', $headline ) );
- $replacearray = array(
- '%3A' => ':',
- '%' => '.'
- );
- return str_replace(
- array_keys( $replacearray ),
- array_values( $replacearray ),
- $sectionanchor );
- }
-
- /**
- * Strips a text string of wikitext for use in a section anchor
- *
- * Accepts a text string and then removes all wikitext from the
- * string and leaves only the resultant text (i.e. the result of
- * [[User:WikiSysop|Sysop]] would be "Sysop" and the result of
- * [[User:WikiSysop]] would be "User:WikiSysop") - this is intended
- * to create valid section anchors by mimicing the output of the
- * parser when headings are parsed.
- *
- * @param $text string Text string to be stripped of wikitext
- * for use in a Section anchor
- * @return Filtered text string
- */
- public function stripSectionName( $text ) {
- # Strip internal link markup
- $text = preg_replace('/\[\[:?([^[|]+)\|([^[]+)\]\]/','$2',$text);
- $text = preg_replace('/\[\[:?([^[]+)\|?\]\]/','$1',$text);
-
- # Strip external link markup (FIXME: Not Tolerant to blank link text
- # I.E. [http://www.mediawiki.org] will render as [1] or something depending
- # on how many empty links there are on the page - need to figure that out.
- $text = preg_replace('/\[(?:' . wfUrlProtocols() . ')([^ ]+?) ([^[]+)\]/','$2',$text);
-
- # Parse wikitext quotes (italics & bold)
- $text = $this->doQuotes($text);
-
- # Strip HTML tags
- $text = StringUtils::delimiterReplace( '<', '>', '', $text );
- return $text;
- }
-
- /**
- * strip/replaceVariables/unstrip for preprocessor regression testing
- */
- function srvus( $text ) {
- $text = $this->strip( $text, $this->mStripState );
- $text = Sanitizer::removeHTMLtags( $text );
- $text = $this->replaceVariables( $text );
- $text = preg_replace( '/<!--MWTEMPLATESECTION.*?-->/', '', $text );
- $text = $this->mStripState->unstripBoth( $text );
- return $text;
- }
-}
dépôts / lhc / web / wiklou.git / commitdiff