/** */
require_once( 'normal/UtfNormal.php' );
-$wgTitleInterwikiCache = array();
-$wgTitleCache = array();
-
define ( 'GAID_FOR_UPDATE', 1 );
# Title::newFromTitle maintains a cache to avoid
* @package MediaWiki
*/
class Title {
+ /**
+ * Static cache variables
+ */
+ static private $titleCache=array();
+ static private $interwikiCache=array();
+
+
/**
* All member variables should be considered private
* Please use the accessor functions
*/
/**#@+
- * @access private
+ * @private
*/
var $mTextform; # Text form (spaces not underscores) of the main part
var $mArticleID; # Article ID, fetched from the link cache on demand
var $mLatestID; # ID of most recent revision
var $mRestrictions; # Array of groups allowed to edit this article
- # Only null or "sysop" are supported
+ # Only null or "sysop" are supported
var $mRestrictionsLoaded; # Boolean for initialisation on demand
var $mPrefixedText; # Text form including namespace/interwiki, initialised on demand
var $mDefaultNamespace; # Namespace index when there is no namespace
- # Zero except in {{transclusion}} tags
- var $mWatched; # Is $wgUser watching this page? NULL if unfilled, accessed through userIsWatching()
+ # Zero except in {{transclusion}} tags
+ var $mWatched; # Is $wgUser watching this page? NULL if unfilled, accessed through userIsWatching()
/**#@-*/
/**
* Constructor
- * @access private
+ * @private
*/
/* private */ function Title() {
$this->mInterwiki = $this->mUrlform =
* @static
* @access public
*/
- function newFromText( $text, $defaultNamespace = NS_MAIN ) {
- global $wgTitleCache;
+ public static function newFromText( $text, $defaultNamespace = NS_MAIN ) {
$fname = 'Title::newFromText';
- wfProfileIn( $fname );
if( is_object( $text ) ) {
- wfDebugDieBacktrace( 'Title::newFromText given an object' );
+ throw new MWException( 'Title::newFromText given an object' );
}
/**
*
* In theory these are value objects and won't get changed...
*/
- if( $defaultNamespace == NS_MAIN && isset( $wgTitleCache[$text] ) ) {
- wfProfileOut( $fname );
- return $wgTitleCache[$text];
+ if( $defaultNamespace == NS_MAIN && isset( Title::$titleCache[$text] ) ) {
+ return Title::$titleCache[$text];
}
/**
*/
$filteredText = Sanitizer::decodeCharReferences( $text );
- $t =& new Title();
+ $t = new Title();
$t->mDbkeyform = str_replace( ' ', '_', $filteredText );
$t->mDefaultNamespace = $defaultNamespace;
+ static $cachedcount = 0 ;
if( $t->secureAndSplit() ) {
if( $defaultNamespace == NS_MAIN ) {
- if( count( $wgTitleCache ) >= MW_TITLECACHE_MAX ) {
+ if( $cachedcount >= MW_TITLECACHE_MAX ) {
# Avoid memory leaks on mass operations...
- $wgTitleCache = array();
+ Title::$titleCache = array();
+ $cachedcount=0;
}
- $wgTitleCache[$text] =& $t;
+ $cachedcount++;
+ Title::$titleCache[$text] =& $t;
}
- wfProfileOut( $fname );
return $t;
} else {
- wfProfileOut( $fname );
$ret = NULL;
return $ret;
}
* @access public
*/
function newFromURL( $url ) {
+ global $wgLegalTitleChars;
$t = new Title();
- # For compatibility with old buggy URLs. "+" is not valid in titles,
+ # For compatibility with old buggy URLs. "+" is usually not valid in titles,
# but some URLs used it as a space replacement and they still come
# from some external search tools.
- $s = str_replace( '+', ' ', $url );
+ if ( strpos( $wgLegalTitleChars, '+' ) === false ) {
+ $url = str_replace( '+', ' ', $url );
+ }
- $t->mDbkeyform = str_replace( ' ', '_', $s );
+ $t->mDbkeyform = str_replace( ' ', '_', $url );
if( $t->secureAndSplit() ) {
return $t;
} else {
return $title;
}
+ /**
+ * Make an array of titles from an array of IDs
+ */
+ function newFromIDs( $ids ) {
+ $dbr =& wfGetDB( DB_SLAVE );
+ $res = $dbr->select( 'page', array( 'page_namespace', 'page_title' ),
+ 'page_id IN (' . $dbr->makeList( $ids ) . ')', __METHOD__ );
+
+ $titles = array();
+ while ( $row = $dbr->fetchObject( $res ) ) {
+ $titles[] = Title::makeTitle( $row->page_namespace, $row->page_title );
+ }
+ return $titles;
+ }
+
/**
* Create a new Title from a namespace index and a DB key.
* It's assumed that $ns and $title are *valid*, for instance when
* @static
* @access public
*/
- function &makeTitle( $ns, $title ) {
- $t =& new Title();
+ public static function &makeTitle( $ns, $title ) {
+ $t = new Title();
$t->mInterwiki = '';
$t->mFragment = '';
$t->mNamespace = intval( $ns );
}
/**
- * Create a new Title frrom a namespace index and a DB key.
+ * Create a new Title from a namespace index and a DB key.
* The parameters will be checked for validity, which is a bit slower
* than makeTitle() but safer for user-provided data.
*
* @static
* @access public
*/
- function makeTitleSafe( $ns, $title ) {
+ public static function makeTitleSafe( $ns, $title ) {
$t = new Title();
$t->mDbkeyform = Title::makeName( $ns, $title );
if( $t->secureAndSplit() ) {
* @return Title the new object
* @access public
*/
- function newMainPage() {
+ public static function newMainPage() {
return Title::newFromText( wfMsgForContent( 'mainpage' ) );
}
* @static
* @access public
*/
- function newFromRedirect( $text ) {
- global $wgMwRedir;
+ public static function newFromRedirect( $text ) {
+ $mwRedir = MagicWord::get( 'redirect' );
$rt = NULL;
- if ( $wgMwRedir->matchStart( $text ) ) {
+ if ( $mwRedir->matchStart( $text ) ) {
if ( preg_match( '/\[{2}(.*?)(?:\||\]{2})/', $text, $m ) ) {
# categories are escaped using : for example one can enter:
# #REDIRECT [[:Category:Music]]. Need to remove it.
$rt = Title::newFromText( $m[1] );
# Disallow redirects to Special:Userlogout
- if ( !is_null($rt) && $rt->getNamespace() == NS_SPECIAL && preg_match( '/^Userlogout/i', $rt->getText() ) ) {
+ if ( !is_null($rt) && $rt->isSpecial( 'Userlogout' ) ) {
$rt = NULL;
}
}
* @static
* @access public
*/
- function legalChars() {
+ public static function legalChars() {
global $wgLegalTitleChars;
return $wgLegalTitleChars;
}
*/
/* static */ function indexTitle( $ns, $title ) {
global $wgContLang;
- require_once( 'SearchEngine.php' );
$lc = SearchEngine::legalSearchChars() . '&#;';
$t = $wgContLang->stripForSearch( $title );
$t = preg_replace( "/[^{$lc}]+/", ' ', $t );
- $t = strtolower( $t );
+ $t = $wgContLang->lc( $t );
# Handle 's, s'
$t = preg_replace( "/([{$lc}]+)'s( |$)/", "\\1 \\1's ", $t );
* @param string $title the DB key form the title
* @return string the prefixed form of the title
*/
- /* static */ function makeName( $ns, $title ) {
+ public static function makeName( $ns, $title ) {
global $wgContLang;
$n = $wgContLang->getNsText( $ns );
* @static (arguably)
* @access public
*/
- function getInterwikiLink( $key, $transludeonly = false ) {
- global $wgMemc, $wgDBname, $wgInterwikiExpiry, $wgTitleInterwikiCache;
+ function getInterwikiLink( $key ) {
+ global $wgMemc, $wgInterwikiExpiry;
+ global $wgInterwikiCache, $wgContLang;
$fname = 'Title::getInterwikiLink';
- wfProfileIn( $fname );
+ $key = $wgContLang->lc( $key );
- $key = strtolower( $key );
+ $k = wfMemcKey( 'interwiki', $key );
+ if( array_key_exists( $k, Title::$interwikiCache ) ) {
+ return Title::$interwikiCache[$k]->iw_url;
+ }
- $k = $wgDBname.':interwiki:'.$key;
- if( array_key_exists( $k, $wgTitleInterwikiCache ) ) {
- wfProfileOut( $fname );
- return $wgTitleInterwikiCache[$k]->iw_url;
+ if ($wgInterwikiCache) {
+ return Title::getInterwikiCached( $key );
}
$s = $wgMemc->get( $k );
# Ignore old keys with no iw_local
if( $s && isset( $s->iw_local ) && isset($s->iw_trans)) {
- $wgTitleInterwikiCache[$k] = $s;
- wfProfileOut( $fname );
+ Title::$interwikiCache[$k] = $s;
return $s->iw_url;
}
array( 'iw_url', 'iw_local', 'iw_trans' ),
array( 'iw_prefix' => $key ), $fname );
if( !$res ) {
- wfProfileOut( $fname );
return '';
}
$s->iw_trans = 0;
}
$wgMemc->set( $k, $s, $wgInterwikiExpiry );
- $wgTitleInterwikiCache[$k] = $s;
+ Title::$interwikiCache[$k] = $s;
- wfProfileOut( $fname );
return $s->iw_url;
}
-
+
+ /**
+ * Fetch interwiki prefix data from local cache in constant database
+ *
+ * More logic is explained in DefaultSettings
+ *
+ * @return string URL of interwiki site
+ * @access public
+ */
+ function getInterwikiCached( $key ) {
+ global $wgInterwikiCache, $wgInterwikiScopes, $wgInterwikiFallbackSite;
+ static $db, $site;
+
+ if (!$db)
+ $db=dba_open($wgInterwikiCache,'r','cdb');
+ /* Resolve site name */
+ if ($wgInterwikiScopes>=3 and !$site) {
+ $site = dba_fetch('__sites:' . wfWikiID(), $db);
+ if ($site=="")
+ $site = $wgInterwikiFallbackSite;
+ }
+ $value = dba_fetch( wfMemcKey( $key ), $db);
+ if ($value=='' and $wgInterwikiScopes>=3) {
+ /* try site-level */
+ $value = dba_fetch("_{$site}:{$key}", $db);
+ }
+ if ($value=='' and $wgInterwikiScopes>=2) {
+ /* try globals */
+ $value = dba_fetch("__global:{$key}", $db);
+ }
+ if ($value=='undef')
+ $value='';
+ $s = (object)false;
+ $s->iw_url = '';
+ $s->iw_local = 0;
+ $s->iw_trans = 0;
+ if ($value!='') {
+ list($local,$url)=explode(' ',$value,2);
+ $s->iw_url=$url;
+ $s->iw_local=(int)$local;
+ }
+ Title::$interwikiCache[wfMemcKey( 'interwiki', $key )] = $s;
+ return $s->iw_url;
+ }
/**
* Determine whether the object refers to a page within
* this project.
* @access public
*/
function isLocal() {
- global $wgTitleInterwikiCache, $wgDBname;
-
if ( $this->mInterwiki != '' ) {
# Make sure key is loaded into cache
$this->getInterwikiLink( $this->mInterwiki );
- $k = $wgDBname.':interwiki:' . $this->mInterwiki;
- return (bool)($wgTitleInterwikiCache[$k]->iw_local);
+ $k = wfMemcKey( 'interwiki', $this->mInterwiki );
+ return (bool)(Title::$interwikiCache[$k]->iw_local);
} else {
return true;
}
* @access public
*/
function isTrans() {
- global $wgTitleInterwikiCache, $wgDBname;
-
- if ($this->mInterwiki == '' || !$this->isLocal())
+ if ($this->mInterwiki == '')
return false;
# Make sure key is loaded into cache
$this->getInterwikiLink( $this->mInterwiki );
- $k = $wgDBname.':interwiki:' . $this->mInterwiki;
- return (bool)($wgTitleInterwikiCache[$k]->iw_trans);
+ $k = wfMemcKey( 'interwiki', $this->mInterwiki );
+ return (bool)(Title::$interwikiCache[$k]->iw_trans);
}
/**
if ( $timestamp == '' ) {
$timestamp = $dbw->timestamp();
}
- $page = $dbw->tableName( 'page' );
/*
+ $page = $dbw->tableName( 'page' );
$sql = "UPDATE $page SET page_touched='{$timestamp}' WHERE page_id IN (";
$first = true;
foreach ( $titles as $title ) {
if ( $wgUseFileCache ) {
- $cm = new CacheManager($title);
+ $cm = new HTMLFileCache($title);
@unlink($cm->fileCacheName());
}
* @return string
* @access public
*/
- function getNsText() {
+ function getNsText() {
global $wgContLang;
return $wgContLang->getNsText( $this->mNamespace );
}
return $wgContLang->getNsText( Namespace::getSubject( $this->mNamespace ) );
}
+ /**
+ * Get the namespace text of the talk page
+ * @return string
+ */
+ function getTalkNsText() {
+ global $wgContLang;
+ return( $wgContLang->getNsText( Namespace::getTalk( $this->mNamespace ) ) );
+ }
+
+ /**
+ * Could this title have a corresponding talk page?
+ * @return bool
+ */
+ function canTalk() {
+ return( Namespace::canTalk( $this->mNamespace ) );
+ }
+
/**
* Get the interwiki prefix (or null string)
* @return string
* @access public
*/
function getPrefixedText() {
- global $wgContLang;
if ( empty( $this->mPrefixedText ) ) { // FIXME: bad usage of empty() ?
$s = $this->prefix( $this->mTextform );
$s = str_replace( '_', ' ', $s );
* @access public
*/
function getFullText() {
- global $wgContLang;
$text = $this->getPrefixedText();
if( '' != $this->mFragment ) {
$text .= '#' . $this->mFragment;
return $text;
}
+ /**
+ * Get the base name, i.e. the leftmost parts before the /
+ * @return string Base name
+ */
+ function getBaseText() {
+ global $wgNamespacesWithSubpages;
+ if( isset( $wgNamespacesWithSubpages[ $this->mNamespace ] ) && $wgNamespacesWithSubpages[ $this->mNamespace ] ) {
+ $parts = explode( '/', $this->getText() );
+ # Don't discard the real title if there's no subpage involved
+ if( count( $parts ) > 1 )
+ unset( $parts[ count( $parts ) - 1 ] );
+ return implode( '/', $parts );
+ } else {
+ return $this->getText();
+ }
+ }
+
+ /**
+ * Get the lowest-level subpage name, i.e. the rightmost part after /
+ * @return string Subpage name
+ */
+ function getSubpageText() {
+ global $wgNamespacesWithSubpages;
+ if( isset( $wgNamespacesWithSubpages[ $this->mNamespace ] ) && $wgNamespacesWithSubpages[ $this->mNamespace ] ) {
+ $parts = explode( '/', $this->mTextform );
+ return( $parts[ count( $parts ) - 1 ] );
+ } else {
+ return( $this->mTextform );
+ }
+ }
+
+ /**
+ * Get a URL-encoded form of the subpage text
+ * @return string URL-encoded subpage name
+ */
+ function getSubpageUrlForm() {
+ $text = $this->getSubpageText();
+ $text = wfUrlencode( str_replace( ' ', '_', $text ) );
+ $text = str_replace( '%28', '(', str_replace( '%29', ')', $text ) ); # Clean up the URL; per below, this might not be safe
+ return( $text );
+ }
+
/**
* Get a URL-encoded title (not an actual URL) including interwiki
* @return string the URL-encoded form
*
* @param string $query an optional query string, not used
* for interwiki links
+ * @param string $variant language variant of url (for sr, zh..)
* @return string the URL
* @access public
*/
- function getFullURL( $query = '' ) {
- global $wgContLang, $wgServer;
+ function getFullURL( $query = '', $variant = false ) {
+ global $wgContLang, $wgServer, $wgRequest;
if ( '' == $this->mInterwiki ) {
- $url = $wgServer . $this->getLocalUrl( $query );
+ $url = $this->getLocalUrl( $query, $variant );
+
+ // Ugly quick hack to avoid duplicate prefixes (bug 4571 etc)
+ // Correct fix would be to move the prepending elsewhere.
+ if ($wgRequest->getVal('action') != 'render') {
+ $url = $wgServer . $url;
+ }
} else {
$baseUrl = $this->getInterwikiLink( $this->mInterwiki );
}
$url .= $query;
}
- if ( '' != $this->mFragment ) {
- $url .= '#' . $this->mFragment;
- }
}
+
+ # Finally, add the fragment.
+ if ( '' != $this->mFragment ) {
+ $url .= '#' . $this->mFragment;
+ }
+
wfRunHooks( 'GetFullURL', array( &$this, &$url, $query ) );
return $url;
}
* with action=render, $wgServer is prepended.
* @param string $query an optional query string; if not specified,
* $wgArticlePath will be used.
+ * @param string $variant language variant of url (for sr, zh..)
* @return string the URL
* @access public
*/
- function getLocalURL( $query = '' ) {
+ function getLocalURL( $query = '', $variant = false ) {
global $wgArticlePath, $wgScript, $wgServer, $wgRequest;
+ global $wgVariantArticlePath, $wgContLang, $wgUser;
+
+ // internal links should point to same variant as current page (only anonymous users)
+ if($variant == false && $wgContLang->hasVariants() && !$wgUser->isLoggedIn()){
+ $pref = $wgContLang->getPreferredVariant(false);
+ if($pref != $wgContLang->getCode())
+ $variant = $pref;
+ }
if ( $this->isExternal() ) {
$url = $this->getFullURL();
+ if ( $query ) {
+ // This is currently only used for edit section links in the
+ // context of interwiki transclusion. In theory we should
+ // append the query to the end of any existing query string,
+ // but interwiki transclusion is already broken in that case.
+ $url .= "?$query";
+ }
} else {
$dbkey = wfUrlencode( $this->getPrefixedDBkey() );
if ( $query == '' ) {
- $url = str_replace( '$1', $dbkey, $wgArticlePath );
+ if($variant!=false && $wgContLang->hasVariants()){
+ if($wgVariantArticlePath==false)
+ $variantArticlePath = "$wgScript?title=$1&variant=$2"; // default
+ else
+ $variantArticlePath = $wgVariantArticlePath;
+
+ $url = str_replace( '$2', urlencode( $variant ), $variantArticlePath );
+ $url = str_replace( '$1', $dbkey, $url );
+
+ }
+ else
+ $url = str_replace( '$1', $dbkey, $wgArticlePath );
} else {
global $wgActionPaths;
$url = false;
if( !empty( $wgActionPaths ) &&
- preg_match( '/^(.*&|)action=([^&]*)(&(.*)|)$/', $query, $matches ) )
+ preg_match( '/^(.*&|)action=([^&]*)(&(.*)|)$/', $query, $matches ) )
{
$action = urldecode( $matches[2] );
if( isset( $wgActionPaths[$action] ) ) {
$url = "{$wgScript}?title={$dbkey}&{$query}";
}
}
-
- if ($wgRequest->getText('action') == 'render') {
+
+ // FIXME: this causes breakage in various places when we
+ // actually expected a local URL and end up with dupe prefixes.
+ if ($wgRequest->getVal('action') == 'render') {
$url = $wgServer . $url;
}
}
* internal hostname for the server from the exposed one.
*
* @param string $query an optional query string
+ * @param string $variant language variant of url (for sr, zh..)
* @return string the URL
* @access public
*/
- function getInternalURL( $query = '' ) {
+ function getInternalURL( $query = '', $variant = false ) {
global $wgInternalServer;
- return $wgInternalServer . $this->getLocalURL( $query );
+ $url = $wgInternalServer . $this->getLocalURL( $query, $variant );
+ wfRunHooks( 'GetInternalURL', array( &$this, &$url, $query ) );
+ return $url;
}
/**
* @access public
*/
function getEditURL() {
- global $wgServer, $wgScript;
-
if ( '' != $this->mInterwiki ) { return ''; }
$s = $this->getLocalURL( 'action=edit' );
*/
function isExternal() { return ( '' != $this->mInterwiki ); }
+ /**
+ * Is this page "semi-protected" - the *only* protection is autoconfirm?
+ *
+ * @param string Action to check (default: edit)
+ * @return bool
+ */
+ function isSemiProtected( $action = 'edit' ) {
+ $restrictions = $this->getRestrictions( $action );
+ # We do a full compare because this could be an array
+ foreach( $restrictions as $restriction ) {
+ if( strtolower( $restriction ) != 'autoconfirmed' ) {
+ return( false );
+ }
+ }
+ return( true );
+ }
+
/**
* Does the title correspond to a protected article?
* @param string $what the action the page is protected from,
* @return boolean
* @access public
*/
- function isProtected($action = '') {
+ function isProtected( $action = '' ) {
+ global $wgRestrictionLevels;
if ( -1 == $this->mNamespace ) { return true; }
- if($action == 'edit' || $action == '') {
- $a = $this->getRestrictions("edit");
- if ( in_array( 'sysop', $a ) ) { return true; }
+
+ if( $action == 'edit' || $action == '' ) {
+ $r = $this->getRestrictions( 'edit' );
+ foreach( $wgRestrictionLevels as $level ) {
+ if( in_array( $level, $r ) && $level != '' ) {
+ return( true );
+ }
+ }
}
- if($action == 'move' || $action == '') {
- $a = $this->getRestrictions("move");
- if ( in_array( 'sysop', $a ) ) { return true; }
+
+ if( $action == 'move' || $action == '' ) {
+ $r = $this->getRestrictions( 'move' );
+ foreach( $wgRestrictionLevels as $level ) {
+ if( in_array( $level, $r ) && $level != '' ) {
+ return( true );
+ }
+ }
}
+
return false;
}
* Can $wgUser perform $action this page?
* @param string $action action that permission needs to be checked for
* @return boolean
- * @access private
+ * @private
*/
function userCan($action) {
$fname = 'Title::userCan';
wfProfileIn( $fname );
global $wgUser;
+
+ $result = null;
+ wfRunHooks( 'userCan', array( &$this, &$wgUser, $action, &$result ) );
+ if ( $result !== null ) {
+ wfProfileOut( $fname );
+ return $result;
+ }
+
if( NS_SPECIAL == $this->mNamespace ) {
wfProfileOut( $fname );
return false;
wfProfileOut( $fname );
return false;
}
-
+
if( $this->mDbkeyform == '_' ) {
# FIXME: Is this necessary? Shouldn't be allowed anyway...
wfProfileOut( $fname );
return false;
}
- # protect global styles and js
- if ( NS_MEDIAWIKI == $this->mNamespace
- && preg_match("/\\.(css|js)$/", $this->mTextform )
- && !$wgUser->isAllowed('editinterface') ) {
- wfProfileOut( $fname );
- return false;
- }
-
# protect css/js subpages of user pages
# XXX: this might be better using restrictions
# XXX: Find a way to work around the php bug that prevents using $this->userCanEditCssJsSubpage() from working
return false;
}
+ if( $action == 'create' ) {
+ if( ( $this->isTalkPage() && !$wgUser->isAllowed( 'createtalk' ) ) ||
+ ( !$this->isTalkPage() && !$wgUser->isAllowed( 'createpage' ) ) ) {
+ wfProfileOut( $fname );
+ return false;
+ }
+ }
+
wfProfileOut( $fname );
return true;
}
return $this->userCan('edit');
}
+ /**
+ * Can $wgUser create this page?
+ * @return boolean
+ * @access public
+ */
+ function userCanCreate() {
+ return $this->userCan('create');
+ }
+
/**
* Can $wgUser move this page?
* @return boolean
function userCanRead() {
global $wgUser;
+ $result = null;
+ wfRunHooks( 'userCan', array( &$this, &$wgUser, 'read', &$result ) );
+ if ( $result !== null ) {
+ return $result;
+ }
+
if( $wgUser->isAllowed('read') ) {
return true;
} else {
global $wgWhitelistRead;
- /** If anon users can create an account,
- they need to reach the login page first! */
- if( $wgUser->isAllowed( 'createaccount' )
- && $this->getNamespace() == NS_SPECIAL
+ /**
+ * Always grant access to the login page.
+ * Even anons need to be able to log in.
+ */
+ if( $this->getNamespace() == NS_SPECIAL
&& $this->getText() == 'Userlogin' ) {
return true;
}
function isCssJsSubpage() {
return ( NS_USER == $this->mNamespace and preg_match("/\\.(css|js)$/", $this->mTextform ) );
}
+ /**
+ * Is this a *valid* .css or .js subpage of a user page?
+ * Check that the corresponding skin exists
+ */
+ function isValidCssJsSubpage() {
+ if ( $this->isCssJsSubpage() ) {
+ $skinNames = Skin::getSkinNames();
+ return array_key_exists( $this->getSkinFromCssJsSubpage(), $skinNames );
+ } else {
+ return false;
+ }
+ }
+ /**
+ * Trim down a .css or .js subpage title to get the corresponding skin name
+ */
+ function getSkinFromCssJsSubpage() {
+ $subpage = explode( '/', $this->mTextform );
+ $subpage = $subpage[ count( $subpage ) - 1 ];
+ return( str_replace( array( '.css', '.js' ), array( '', '' ), $subpage ) );
+ }
/**
* Is this a .css subpage of a user page?
* @return bool
$dbr =& wfGetDB( DB_SLAVE );
$n = $dbr->selectField( 'archive', 'COUNT(*)', array( 'ar_namespace' => $this->getNamespace(),
'ar_title' => $this->getDBkey() ), $fname );
+ if( $this->getNamespace() == NS_IMAGE ) {
+ $n += $dbr->selectField( 'filearchive', 'COUNT(*)',
+ array( 'fa_name' => $this->getDBkey() ), $fname );
+ }
}
return (int)$n;
}
* @access public
*/
function getArticleID( $flags = 0 ) {
- global $wgLinkCache;
+ $linkCache =& LinkCache::singleton();
if ( $flags & GAID_FOR_UPDATE ) {
- $oldUpdate = $wgLinkCache->forUpdate( true );
- $this->mArticleID = $wgLinkCache->addLinkObj( $this );
- $wgLinkCache->forUpdate( $oldUpdate );
+ $oldUpdate = $linkCache->forUpdate( true );
+ $this->mArticleID = $linkCache->addLinkObj( $this );
+ $linkCache->forUpdate( $oldUpdate );
} else {
if ( -1 == $this->mArticleID ) {
- $this->mArticleID = $wgLinkCache->addLinkObj( $this );
+ $this->mArticleID = $linkCache->addLinkObj( $this );
}
}
return $this->mArticleID;
/**
* This clears some fields in this object, and clears any associated
- * keys in the "bad links" section of $wgLinkCache.
+ * keys in the "bad links" section of the link cache.
*
* - This is called from Article::insertNewArticle() to allow
* loading of the new page_id. It's also called from
* @access public
*/
function resetArticleID( $newid ) {
- global $wgLinkCache;
- $wgLinkCache->clearBadLink( $this->getPrefixedDBkey() );
+ $linkCache =& LinkCache::singleton();
+ $linkCache->clearBadLink( $this->getPrefixedDBkey() );
if ( 0 == $newid ) { $this->mArticleID = -1; }
else { $this->mArticleID = $newid; }
return;
}
- $now = wfTimestampNow();
$dbw =& wfGetDB( DB_MASTER );
$success = $dbw->update( 'page',
array( /* SET */
);
if ($wgUseFileCache) {
- $cache = new CacheManager($this);
+ $cache = new HTMLFileCache($this);
@unlink($cache->fileCacheName());
}
*
* @param string $name the text
* @return string the prefixed text
- * @access private
+ * @private
*/
/* private */ function prefix( $name ) {
global $wgContLang;
* namespace prefixes, sets the other forms, and canonicalizes
* everything.
* @return bool true on success
- * @access private
+ * @private
*/
/* private */ function secureAndSplit() {
global $wgContLang, $wgLocalInterwiki, $wgCapitalLinks;
$fname = 'Title::secureAndSplit';
- wfProfileIn( $fname );
# Initialisation
static $rxTc = false;
$t = trim( $t, '_' );
if ( '' == $t ) {
- wfProfileOut( $fname );
return false;
}
if( false !== strpos( $t, UTF8_REPLACEMENT ) ) {
# Contained illegal UTF-8 sequences or forbidden Unicode chars.
- wfProfileOut( $fname );
return false;
}
do {
if ( preg_match( "/^(.+?)_*:_*(.*)$/S", $t, $m ) ) {
$p = $m[1];
- $lowerNs = strtolower( $p );
+ $lowerNs = $wgContLang->lc( $p );
if ( $ns = Namespace::getCanonicalIndex( $lowerNs ) ) {
# Canonical namespace
$t = $m[2];
if( !$firstPass ) {
# Can't make a local interwiki link to an interwiki link.
# That's just crazy!
- wfProfileOut( $fname );
return false;
}
# Interwiki link
$t = $m[2];
- $this->mInterwiki = strtolower( $p );
+ $this->mInterwiki = $wgContLang->lc( $p );
# Redundant interwiki prefix to the local wiki
if ( 0 == strcasecmp( $this->mInterwiki, $wgLocalInterwiki ) ) {
if( $t == '' ) {
# Can't have an empty self-link
- wfProfileOut( $fname );
return false;
}
$this->mInterwiki = '';
# Do another namespace split...
continue;
}
+
+ # If there's an initial colon after the interwiki, that also
+ # resets the default namespace
+ if ( $t !== '' && $t[0] == ':' ) {
+ $this->mNamespace = NS_MAIN;
+ $t = substr( $t, 1 );
+ }
}
# If there's no recognized interwiki or namespace,
# then let the colon expression be part of the title.
# Reject illegal characters.
#
if( preg_match( $rxTc, $r ) ) {
- wfProfileOut( $fname );
return false;
}
strpos( $r, '/./' ) !== false ||
strpos( $r, '/../' ) !== false ) )
{
- wfProfileOut( $fname );
return false;
}
# We shouldn't need to query the DB for the size.
#$maxSize = $dbr->textFieldSize( 'page', 'page_title' );
if ( strlen( $r ) > 255 ) {
- wfProfileOut( $fname );
return false;
}
if( $t == '' &&
$this->mInterwiki == '' &&
$this->mNamespace != NS_MAIN ) {
- wfProfileOut( $fname );
return false;
}
+ // Any remaining initial :s are illegal.
+ if ( $t !== '' && ':' == $t{0} ) {
+ return false;
+ }
+
# Fill fields
$this->mDbkeyform = $t;
$this->mUrlform = wfUrlencode( $t );
$this->mTextform = str_replace( '_', ' ', $t );
- wfProfileOut( $fname );
return true;
}
* Get an array of Title objects linking to this Title
* Also stores the IDs in the link cache.
*
+ * WARNING: do not use this function on arbitrary user-supplied titles!
+ * On heavily-used templates it will max out the memory.
+ *
* @param string $options may be FOR UPDATE
* @return array the Title objects linking here
* @access public
*/
- function getLinksTo( $options = '' ) {
- global $wgLinkCache;
+ function getLinksTo( $options = '', $table = 'pagelinks', $prefix = 'pl' ) {
+ $linkCache =& LinkCache::singleton();
$id = $this->getArticleID();
if ( $options ) {
$db =& wfGetDB( DB_SLAVE );
}
- $res = $db->select( array( 'page', 'pagelinks' ),
+ $res = $db->select( array( 'page', $table ),
array( 'page_namespace', 'page_title', 'page_id' ),
array(
- 'pl_from=page_id',
- 'pl_namespace' => $this->getNamespace(),
- 'pl_title' => $this->getDbKey() ),
+ "{$prefix}_from=page_id",
+ "{$prefix}_namespace" => $this->getNamespace(),
+ "{$prefix}_title" => $this->getDbKey() ),
'Title::getLinksTo',
$options );
if ( $db->numRows( $res ) ) {
while ( $row = $db->fetchObject( $res ) ) {
if ( $titleObj = Title::makeTitle( $row->page_namespace, $row->page_title ) ) {
- $wgLinkCache->addGoodLinkObj( $row->page_id, $titleObj );
+ $linkCache->addGoodLinkObj( $row->page_id, $titleObj );
$retVal[] = $titleObj;
}
}
return $retVal;
}
+ /**
+ * Get an array of Title objects using this Title as a template
+ * Also stores the IDs in the link cache.
+ *
+ * WARNING: do not use this function on arbitrary user-supplied titles!
+ * On heavily-used templates it will max out the memory.
+ *
+ * @param string $options may be FOR UPDATE
+ * @return array the Title objects linking here
+ * @access public
+ */
+ function getTemplateLinksTo( $options = '' ) {
+ return $this->getLinksTo( $options, 'templatelinks', 'tl' );
+ }
+
/**
* Get an array of Title objects referring to non-existent articles linked from this page
*
* @access public
*/
function getBrokenLinksFrom( $options = '' ) {
- global $wgLinkCache;
-
if ( $options ) {
$db =& wfGetDB( DB_MASTER );
} else {
AND pl_title=page_title
WHERE pl_from=?
AND page_namespace IS NULL
- !",
+ !",
$db->tableName( 'pagelinks' ),
$db->tableName( 'page' ),
$this->getArticleId(),
* @access public
*/
function getSquidURLs() {
- return array(
+ global $wgContLang;
+
+ $urls = array(
$this->getInternalURL(),
$this->getInternalURL( 'action=history' )
);
+
+ // purge variant urls as well
+ if($wgContLang->hasVariants()){
+ $variants = $wgContLang->getVariants();
+ foreach($variants as $vCode){
+ if($vCode==$wgContLang->getCode()) continue; // we don't want default variant
+ $urls[] = $this->getInternalURL('',$vCode);
+ }
+ }
+
+ return $urls;
+ }
+
+ function purgeSquid() {
+ global $wgUseSquid;
+ if ( $wgUseSquid ) {
+ $urls = $this->getSquidURLs();
+ $u = new SquidUpdate( $urls );
+ $u->doUpdate();
+ }
}
/**
* @return mixed true on success, message name on failure
* @access public
*/
- function isValidMoveOperation( &$nt, $auth = true, $reason = '' ) {
- global $wgUser;
+ function isValidMoveOperation( &$nt, $auth = true ) {
if( !$this or !$nt ) {
return 'badtitletext';
}
return 'immobile_namespace';
}
- $fname = 'Title::move';
$oldid = $this->getArticleID();
$newid = $nt->getArticleID();
* @access public
*/
function moveTo( &$nt, $auth = true, $reason = '' ) {
- $err = $this->isValidMoveOperation( $nt, $auth, $reason );
+ $err = $this->isValidMoveOperation( $nt, $auth );
if( is_string( $err ) ) {
return $err;
}
$this->moveOverExistingRedirect( $nt, $reason );
$pageCountChange = 0;
} else { # Target didn't exist, do normal move.
- $this->moveToNewTitle( $nt, $newid, $reason );
+ $this->moveToNewTitle( $nt, $reason );
$pageCountChange = 1;
}
$redirid = $this->getArticleID();
*
* @param Title &$nt the page to move to, which should currently
* be a redirect
- * @access private
+ * @private
*/
function moveOverExistingRedirect( &$nt, $reason = '' ) {
- global $wgUser, $wgLinkCache, $wgUseSquid, $wgMwRedir;
+ global $wgUseSquid;
$fname = 'Title::moveOverExistingRedirect';
$comment = wfMsgForContent( '1movedto2', $this->getPrefixedText(), $nt->getPrefixedText() );
$newid = $nt->getArticleID();
$oldid = $this->getArticleID();
$dbw =& wfGetDB( DB_MASTER );
- $links = $dbw->tableName( 'links' );
+ $linkCache =& LinkCache::singleton();
# Delete the old redirect. We don't save it to history since
# by definition if we've got here it's rather uninteresting.
$dbw->delete( 'page', array( 'page_id' => $newid ), $fname );
# Save a null revision in the page's history notifying of the move
- $nullRevision = Revision::newNullRevision( $dbw, $oldid,
- wfMsgForContent( '1movedto2', $this->getPrefixedText(), $nt->getPrefixedText() ),
- true );
+ $nullRevision = Revision::newNullRevision( $dbw, $oldid, $comment, true );
$nullRevId = $nullRevision->insertOn( $dbw );
# Change the name of the target page:
/* WHERE */ array( 'page_id' => $oldid ),
$fname
);
- $wgLinkCache->clearLink( $nt->getPrefixedDBkey() );
+ $linkCache->clearLink( $nt->getPrefixedDBkey() );
# Recreate the redirect, this time in the other direction.
- $redirectText = $wgMwRedir->getSynonym( 0 ) . ' [[' . $nt->getPrefixedText() . "]]\n";
+ $mwRedir = MagicWord::get( 'redirect' );
+ $redirectText = $mwRedir->getSynonym( 0 ) . ' [[' . $nt->getPrefixedText() . "]]\n";
$redirectArticle = new Article( $this );
$newid = $redirectArticle->insertOn( $dbw );
$redirectRevision = new Revision( array(
'text' => $redirectText ) );
$revid = $redirectRevision->insertOn( $dbw );
$redirectArticle->updateRevisionOn( $dbw, $redirectRevision, 0 );
- $wgLinkCache->clearLink( $this->getPrefixedDBkey() );
+ $linkCache->clearLink( $this->getPrefixedDBkey() );
# Log the move
$log = new LogPage( 'move' );
/**
* Move page to non-existing title.
* @param Title &$nt the new Title
- * @param int &$newid set to be the new article ID
- * @access private
+ * @private
*/
- function moveToNewTitle( &$nt, &$newid, $reason = '' ) {
- global $wgUser, $wgLinkCache, $wgUseSquid;
- global $wgMwRedir;
+ function moveToNewTitle( &$nt, $reason = '' ) {
+ global $wgUseSquid;
$fname = 'MovePageForm::moveToNewTitle';
$comment = wfMsgForContent( '1movedto2', $this->getPrefixedText(), $nt->getPrefixedText() );
if ( $reason ) {
$oldid = $this->getArticleID();
$dbw =& wfGetDB( DB_MASTER );
$now = $dbw->timestamp();
- wfSeedRandom();
$rand = wfRandom();
+ $linkCache =& LinkCache::singleton();
# Save a null revision in the page's history notifying of the move
- $nullRevision = Revision::newNullRevision( $dbw, $oldid,
- wfMsgForContent( '1movedto2', $this->getPrefixedText(), $nt->getPrefixedText() ),
- true );
+ $nullRevision = Revision::newNullRevision( $dbw, $oldid, $comment, true );
$nullRevId = $nullRevision->insertOn( $dbw );
# Rename cur entry
$fname
);
- $wgLinkCache->clearLink( $nt->getPrefixedDBkey() );
+ $linkCache->clearLink( $nt->getPrefixedDBkey() );
# Insert redirect
- $redirectText = $wgMwRedir->getSynonym( 0 ) . ' [[' . $nt->getPrefixedText() . "]]\n";
+ $mwRedir = MagicWord::get( 'redirect' );
+ $redirectText = $mwRedir->getSynonym( 0 ) . ' [[' . $nt->getPrefixedText() . "]]\n";
$redirectArticle = new Article( $this );
$newid = $redirectArticle->insertOn( $dbw );
$redirectRevision = new Revision( array(
'text' => $redirectText ) );
$revid = $redirectRevision->insertOn( $dbw );
$redirectArticle->updateRevisionOn( $dbw, $redirectRevision, 0 );
- $wgLinkCache->clearLink( $this->getPrefixedDBkey() );
+ $linkCache->clearLink( $this->getPrefixedDBkey() );
# Log the move
$log = new LogPage( 'move' );
'pl_title' => $nt->getDBkey() ),
$fname );
- # Non-existent target may have had broken links to it; these must
- # now be touched to update link coloring.
- $nt->touchLinks();
-
# Purge old title from squid
# The new title, and links to the new title, are purged in Article::onArticleCreate()
- $titles = $nt->getLinksTo();
- if ( $wgUseSquid ) {
- $urls = $this->getSquidURLs();
- foreach ( $titles as $linkTitle ) {
- $urls[] = $linkTitle->getInternalURL();
- }
- $u = new SquidUpdate( $urls );
- $u->doUpdate();
- }
+ $this->purgeSquid();
}
/**
if ( !$obj || 0 == $obj->page_is_redirect ) {
# Not a redirect
+ wfDebug( __METHOD__ . ": not a redirect\n" );
return false;
}
$text = Revision::getRevisionText( $obj );
# Does the redirect point to the source?
+ # Or is it a broken self-redirect, usually caused by namespace collisions?
if ( preg_match( "/\\[\\[\\s*([^\\]\\|]*)]]/", $text, $m ) ) {
$redirTitle = Title::newFromText( $m[1] );
if( !is_object( $redirTitle ) ||
- $redirTitle->getPrefixedDBkey() != $this->getPrefixedDBkey() ) {
+ ( $redirTitle->getPrefixedDBkey() != $this->getPrefixedDBkey() &&
+ $redirTitle->getPrefixedDBkey() != $nt->getPrefixedDBkey() ) ) {
+ wfDebug( __METHOD__ . ": redirect points to other page\n" );
return false;
}
} else {
# Fail safe
+ wfDebug( __METHOD__ . ": failsafe\n" );
return false;
}
* @access public
*/
function createRedirect( $dest, $comment ) {
- global $wgUser;
if ( $this->getArticleID() ) {
return false;
}
* @access public
*/
function getParentCategories() {
- global $wgContLang,$wgUser;
+ global $wgContLang;
$titlekey = $this->getArticleId();
- $sk =& $wgUser->getSkin();
- $parents = array();
$dbr =& wfGetDB( DB_SLAVE );
$categorylinks = $dbr->tableName( 'categorylinks' );
$parents = $this->getParentCategories();
if($parents != '') {
- foreach($parents as $parent => $current)
- {
+ foreach($parents as $parent => $current) {
if ( array_key_exists( $parent, $children ) ) {
# Circular reference
$stack[$parent] = array();
} else {
$nt = Title::newFromText($parent);
- $stack[$parent] = $nt->getParentCategoryTree( $children + array($parent => 1) );
+ if ( $nt ) {
+ $stack[$parent] = $nt->getParentCategoryTree( $children + array($parent => 1) );
+ }
}
}
return $stack;
/**
* Get an associative array for selecting this title from
- * the "cur" table
+ * the "page" table
*
* @return array
* @access public
*/
- function curCond() {
- wfDebugDieBacktrace( 'curCond called' );
- return array( 'cur_namespace' => $this->mNamespace, 'cur_title' => $this->mDbkeyform );
- }
-
- /**
- * Get an associative array for selecting this title from the
- * "old" table
- *
- * @return array
- * @access public
- */
- function oldCond() {
- wfDebugDieBacktrace( 'oldCond called' );
- return array( 'old_namespace' => $this->mNamespace, 'old_title' => $this->mDbkeyform );
+ function pageCond() {
+ return array( 'page_namespace' => $this->mNamespace, 'page_title' => $this->mDbkeyform );
}
/**
* @return bool
*/
function equals( $title ) {
- return $this->getInterwiki() == $title->getInterwiki()
+ // Note: === is necessary for proper matching of number-like titles.
+ return $this->getInterwiki() === $title->getInterwiki()
&& $this->getNamespace() == $title->getNamespace()
- && $this->getDbkey() == $title->getDbkey();
+ && $this->getDbkey() === $title->getDbkey();
}
/**
}
/**
- * Update page_touched timestamps on pages linking to this title.
- * In principal, this could be backgrounded and could also do squid
- * purging.
+ * Update page_touched timestamps and send squid purge messages for
+ * pages linking to this title. May be sent to the job queue depending
+ * on the number of links. Typically called on create and delete.
*/
function touchLinks() {
- $fname = 'Title::touchLinks';
-
- $dbw =& wfGetDB( DB_MASTER );
+ $u = new HTMLCacheUpdate( $this, 'pagelinks' );
+ $u->doUpdate();
- $res = $dbw->select( 'pagelinks',
- array( 'pl_from' ),
- array(
- 'pl_namespace' => $this->getNamespace(),
- 'pl_title' => $this->getDbKey() ),
- $fname );
- if ( 0 == $dbw->numRows( $res ) ) {
- return;
+ if ( $this->getNamespace() == NS_CATEGORY ) {
+ $u = new HTMLCacheUpdate( $this, 'categorylinks' );
+ $u->doUpdate();
}
+ }
- $arr = array();
- $toucharr = array();
- while( $row = $dbw->fetchObject( $res ) ) {
- $toucharr[] = $row->pl_from;
- }
- if (!count($toucharr))
- return;
- $dbw->update( 'page', /* SET */ array( 'page_touched' => $dbw->timestamp() ),
- /* WHERE */ array( 'page_id' => $toucharr ),$fname);
+ /**
+ * Get the last touched timestamp
+ */
+ function getTouched() {
+ $dbr =& wfGetDB( DB_SLAVE );
+ $touched = $dbr->selectField( 'page', 'page_touched',
+ array(
+ 'page_namespace' => $this->getNamespace(),
+ 'page_title' => $this->getDBkey()
+ ), __METHOD__
+ );
+ return $touched;
+ }
+
+ /**
+ * Get a cached value from a global cache that is invalidated when this page changes
+ * @param string $key the key
+ * @param callback $callback A callback function which generates the value on cache miss
+ *
+ * @deprecated use DependencyWrapper
+ */
+ function getRelatedCache( $memc, $key, $expiry, $callback, $params = array() ) {
+ return DependencyWrapper::getValueFromCache( $memc, $key, $expiry, $callback,
+ $params, new TitleDependency( $this ) );
}
function trackbackURL() {
trackback:ping=\"$tburl\" />
</rdf:RDF>";
}
+
+ /**
+ * Generate strings used for xml 'id' names in monobook tabs
+ * @return string
+ */
+ function getNamespaceKey() {
+ global $wgContLang;
+ switch ($this->getNamespace()) {
+ case NS_MAIN:
+ case NS_TALK:
+ return 'nstab-main';
+ case NS_USER:
+ case NS_USER_TALK:
+ return 'nstab-user';
+ case NS_MEDIA:
+ return 'nstab-media';
+ case NS_SPECIAL:
+ return 'nstab-special';
+ case NS_PROJECT:
+ case NS_PROJECT_TALK:
+ return 'nstab-project';
+ case NS_IMAGE:
+ case NS_IMAGE_TALK:
+ return 'nstab-image';
+ case NS_MEDIAWIKI:
+ case NS_MEDIAWIKI_TALK:
+ return 'nstab-mediawiki';
+ case NS_TEMPLATE:
+ case NS_TEMPLATE_TALK:
+ return 'nstab-template';
+ case NS_HELP:
+ case NS_HELP_TALK:
+ return 'nstab-help';
+ case NS_CATEGORY:
+ case NS_CATEGORY_TALK:
+ return 'nstab-category';
+ default:
+ return 'nstab-' . $wgContLang->lc( $this->getSubjectNsText() );
+ }
+ }
+
+ /**
+ * Returns true if this title resolves to the named special page
+ * @param string $name The special page name
+ * @access public
+ */
+ function isSpecial( $name ) {
+ if ( $this->getNamespace() == NS_SPECIAL ) {
+ list( $thisName, $subpage ) = SpecialPage::resolveAliasWithSubpage( $this->getDBkey() );
+ if ( $name == $thisName ) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ /**
+ * If the Title refers to a special page alias which is not the local default,
+ * returns a new Title which points to the local default. Otherwise, returns $this.
+ */
+ function fixSpecialName() {
+ if ( $this->getNamespace() == NS_SPECIAL ) {
+ $canonicalName = SpecialPage::resolveAlias( $this->mDbkeyform );
+ if ( $canonicalName ) {
+ $localName = SpecialPage::getLocalNameFor( $canonicalName );
+ if ( $localName != $this->mDbkeyform ) {
+ return Title::makeTitle( NS_SPECIAL, $localName );
+ }
+ }
+ }
+ return $this;
+ }
}
?>