<?php
/**
- * $Id$
- * See title.doc
- *
+ * See title.txt
+ *
* @package MediaWiki
*/
-/** */
require_once( 'normal/UtfNormal.php' );
$wgTitleInterwikiCache = array();
define ( 'GAID_FOR_UPDATE', 1 );
+# Title::newFromTitle maintains a cache to avoid
+# expensive re-normalization of commonly used titles.
+# On a batch operation this can become a memory leak
+# if not bounded. After hitting this many titles,
+# reset the cache.
+define( 'MW_TITLECACHE_MAX', 1000 );
+
/**
* Title class
* - Represents a title, which may contain an interwiki designation or namespace
- * - Can fetch various kinds of data from the database, albeit inefficiently.
+ * - Can fetch various kinds of data from the database, albeit inefficiently.
*
* @package MediaWiki
*/
var $mInterwiki; # Interwiki prefix (or null string)
var $mFragment; # Title fragment (i.e. the bit after the #)
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
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()
/**#@-*/
-
+
/**
* Constructor
$this->mInterwiki = $this->mUrlform =
$this->mTextform = $this->mDbkeyform = '';
$this->mArticleID = -1;
- $this->mNamespace = 0;
+ $this->mNamespace = NS_MAIN;
$this->mRestrictionsLoaded = false;
$this->mRestrictions = array();
- $this->mDefaultNamespace = 0;
+ # Dont change the following, NS_MAIN is hardcoded in several place
+ # See bug #696
+ $this->mDefaultNamespace = NS_MAIN;
+ $this->mWatched = NULL;
+ $this->mLatestID = false;
}
/**
else
return NULL;
}
-
+
/**
* Create a new Title from text, such as what one would
* find in a link. Decodes any HTML entities in the text.
* @static
* @access public
*/
- /* static */ function newFromText( $text, $defaultNamespace = 0 ) {
+ function &newFromText( $text, $defaultNamespace = NS_MAIN ) {
$fname = 'Title::newFromText';
wfProfileIn( $fname );
if( is_object( $text ) ) {
- wfDebugDieBacktrace( 'Called with object instead of string.' );
+ wfDebugDieBacktrace( 'Title::newFromText given an object' );
}
- global $wgInputEncoding;
- $text = do_html_entity_decode( $text, ENT_COMPAT, $wgInputEncoding );
- $text = wfMungeToUtf8( $text );
-
-
- # What was this for? TS 2004-03-03
- # $text = urldecode( $text );
+ /**
+ * Wiki pages often contain multiple links to the same page.
+ * Title normalization and parsing can become expensive on
+ * pages with many links, so we can save a little time by
+ * caching them.
+ *
+ * In theory these are value objects and won't get changed...
+ */
+ static $titleCache = array();
+ if( $defaultNamespace == NS_MAIN && isset( $titleCache[$text] ) ) {
+ wfProfileOut( $fname );
+ return $titleCache[$text];
+ }
- $t = new Title();
- $t->mDbkeyform = str_replace( ' ', '_', $text );
+ /**
+ * Convert things like é ā or 〗 into real text...
+ */
+ $filteredText = Sanitizer::decodeCharReferences( $text );
+
+ $t =& new Title();
+ $t->mDbkeyform = str_replace( ' ', '_', $filteredText );
$t->mDefaultNamespace = $defaultNamespace;
- wfProfileOut( $fname );
- if ( !is_object( $t ) ) {
- var_dump( debug_backtrace() );
- }
if( $t->secureAndSplit() ) {
+ if( $defaultNamespace == NS_MAIN ) {
+ if( count( $titleCache ) >= MW_TITLECACHE_MAX ) {
+ # Avoid memory leaks on mass operations...
+ $titleCache = array();
+ }
+ $titleCache[$text] =& $t;
+ }
+ wfProfileOut( $fname );
return $t;
} else {
+ wfProfileOut( $fname );
return NULL;
}
}
* @static
* @access public
*/
- /* static */ function newFromURL( $url ) {
+ function newFromURL( $url ) {
global $wgLang, $wgServer;
$t = new Title();
-
+
# For compatibility with old buggy URLs. "+" is 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 );
-
+
$t->mDbkeyform = str_replace( ' ', '_', $s );
if( $t->secureAndSplit() ) {
- # check that length of title is < cur_title size
- $dbr =& wfGetDB( DB_SLAVE );
- $maxSize = $dbr->textFieldSize( 'cur', 'cur_title' );
- if ( $maxSize != -1 && strlen( $t->mDbkeyform ) > $maxSize ) {
- return NULL;
- }
-
return $t;
} else {
return NULL;
}
}
-
+
/**
* Create a new Title from an article ID
- * @todo This is inefficiently implemented, the cur row is requested
- * but not used for anything else
- * @param int $id the cur_id corresponding to the Title to create
+ *
+ * @todo This is inefficiently implemented, the page row is requested
+ * but not used for anything else
+ *
+ * @param int $id the page_id corresponding to the Title to create
* @return Title the new object, or NULL on an error
* @access public
+ * @static
*/
- /* static */ function newFromID( $id ) {
+ function newFromID( $id ) {
$fname = 'Title::newFromID';
$dbr =& wfGetDB( DB_SLAVE );
- $row = $dbr->getArray( 'cur', array( 'cur_namespace', 'cur_title' ),
- array( 'cur_id' => $id ), $fname );
+ $row = $dbr->selectRow( 'page', array( 'page_namespace', 'page_title' ),
+ array( 'page_id' => $id ), $fname );
if ( $row !== false ) {
- $title = Title::makeTitle( $row->cur_namespace, $row->cur_title );
+ $title = Title::makeTitle( $row->page_namespace, $row->page_title );
} else {
$title = NULL;
}
return $title;
}
-
+
/**
* Create a new Title from a namespace index and a DB key.
* It's assumed that $ns and $title are *valid*, for instance when
* they came directly from the database or a special page name.
+ * For convenience, spaces are converted to underscores so that
+ * eg user_text fields can be used directly.
+ *
* @param int $ns the namespace of the article
* @param string $title the unprefixed database key form
* @return Title the new object
* @static
* @access public
*/
- /* static */ function &makeTitle( $ns, $title ) {
+ function &makeTitle( $ns, $title ) {
$t =& new Title();
$t->mInterwiki = '';
$t->mFragment = '';
- $t->mNamespace = $ns;
- $t->mDbkeyform = $title;
+ $t->mNamespace = IntVal( $ns );
+ $t->mDbkeyform = str_replace( ' ', '_', $title );
$t->mArticleID = ( $ns >= 0 ) ? -1 : 0;
- $t->mUrlform = wfUrlencode( $title );
+ $t->mUrlform = wfUrlencode( $t->mDbkeyform );
$t->mTextform = str_replace( '_', ' ', $title );
return $t;
}
* Create a new Title frrom 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.
+ *
* @param int $ns the namespace of the article
* @param string $title the database key form
* @return Title the new object, or NULL on an error
* @static
* @access public
*/
- /* static */ function makeTitleSafe( $ns, $title ) {
+ function makeTitleSafe( $ns, $title ) {
$t = new Title();
$t->mDbkeyform = Title::makeName( $ns, $title );
if( $t->secureAndSplit() ) {
/**
* Create a new Title for the Main Page
+ *
* @static
* @return Title the new object
* @access public
*/
- /* static */ function newMainPage() {
+ function newMainPage() {
return Title::newFromText( wfMsgForContent( 'mainpage' ) );
}
* @static
* @access public
*/
- /* static */ function newFromRedirect( $text ) {
+ function newFromRedirect( $text ) {
global $wgMwRedir;
$rt = NULL;
if ( $wgMwRedir->matchStart( $text ) ) {
- if ( preg_match( '/\\[\\[([^\\]\\|]+)[\\]\\|]/', $text, $m ) ) {
+ if ( preg_match( '/\[{2}(.*?)(?:\||\]{2})/', $text, $m ) ) {
# categories are escaped using : for example one can enter:
# #REDIRECT [[:Category:Music]]. Need to remove it.
if ( substr($m[1],0,1) == ':') {
# We don't want to keep the ':'
$m[1] = substr( $m[1], 1 );
}
-
+
$rt = Title::newFromText( $m[1] );
# Disallow redirects to Special:Userlogout
if ( !is_null($rt) && $rt->getNamespace() == NS_SPECIAL && preg_match( '/^Userlogout/i', $rt->getText() ) ) {
}
return $rt;
}
-
+
#----------------------------------------------------------------------------
# Static functions
#----------------------------------------------------------------------------
/**
* Get the prefixed DB key associated with an ID
- * @param int $id the cur_id of the article
+ * @param int $id the page_id of the article
* @return Title an object representing the article, or NULL
* if no such article was found
* @static
* @access public
*/
- /* static */ function nameOf( $id ) {
+ function nameOf( $id ) {
$fname = 'Title::nameOf';
$dbr =& wfGetDB( DB_SLAVE );
-
- $s = $dbr->getArray( 'cur', array( 'cur_namespace','cur_title' ), array( 'cur_id' => $id ), $fname );
+
+ $s = $dbr->selectRow( 'page', array( 'page_namespace','page_title' ), array( 'page_id' => $id ), $fname );
if ( $s === false ) { return NULL; }
- $n = Title::makeName( $s->cur_namespace, $s->cur_title );
+ $n = Title::makeName( $s->page_namespace, $s->page_title );
return $n;
}
#
# % seems to work though
#
- # The problem with % is that URLs are double-unescaped: once by Apache's
+ # The problem with % is that URLs are double-unescaped: once by Apache's
# path conversion code, and again by PHP. So %253F, for example, becomes "?".
# Our code does not double-escape to compensate for this, indeed double escaping
# would break if the double-escaped title was passed in the query string
#
# Theoretically 0x80-0x9F of ISO 8859-1 should be disallowed, but
# this breaks interlanguage links
-
+
$set = " %!\"$&'()*,\\-.\\/0-9:;=?@A-Z\\\\^_`a-z~\\x80-\\xFF";
return $set;
}
-
+
/**
* Get a string representation of a title suitable for
* including in a search index
$t = preg_replace( "/\\s+/", ' ', $t );
- if ( $ns == Namespace::getImage() ) {
+ if ( $ns == NS_IMAGE ) {
$t = preg_replace( "/ (png|gif|jpg|jpeg|ogg)$/", "", $t );
}
return trim( $t );
}
-
+
/*
* Make a prefixed DB key from a DB key and a namespace index
* @param int $ns numerical representation of the namespace
global $wgContLang;
$n = $wgContLang->getNsText( $ns );
- if ( '' == $n ) { return $title; }
- else { return $n.':'.$title; }
+ return $n == '' ? $title : "$n:$title";
}
-
+
/**
* Returns the URL associated with an interwiki prefix
* @param string $key the interwiki prefix (e.g. "MeatBall")
* @static (arguably)
* @access public
*/
- function getInterwikiLink( $key ) {
+ function getInterwikiLink( $key, $transludeonly = false ) {
global $wgMemc, $wgDBname, $wgInterwikiExpiry, $wgTitleInterwikiCache;
$fname = 'Title::getInterwikiLink';
- $k = $wgDBname.':interwiki:'.$key;
- if( array_key_exists( $k, $wgTitleInterwikiCache ) )
+ wfProfileIn( $fname );
+
+ $k = $wgDBname.':interwiki:'.$key;
+ if( array_key_exists( $k, $wgTitleInterwikiCache ) ) {
+ wfProfileOut( $fname );
return $wgTitleInterwikiCache[$k]->iw_url;
+ }
- $s = $wgMemc->get( $k );
+ $s = $wgMemc->get( $k );
# Ignore old keys with no iw_local
- if( $s && isset( $s->iw_local ) ) {
+ if( $s && isset( $s->iw_local ) && isset($s->iw_trans)) {
$wgTitleInterwikiCache[$k] = $s;
+ wfProfileOut( $fname );
return $s->iw_url;
}
+
$dbr =& wfGetDB( DB_SLAVE );
- $res = $dbr->select( 'interwiki', array( 'iw_url', 'iw_local' ), array( 'iw_prefix' => $key ), $fname );
- if(!$res) return '';
-
+ $res = $dbr->select( 'interwiki',
+ array( 'iw_url', 'iw_local', 'iw_trans' ),
+ array( 'iw_prefix' => $key ), $fname );
+ if( !$res ) {
+ wfProfileOut( $fname );
+ return '';
+ }
+
$s = $dbr->fetchObject( $res );
- if(!$s) {
+ if( !$s ) {
# Cache non-existence: create a blank object and save it to memcached
$s = (object)false;
$s->iw_url = '';
$s->iw_local = 0;
+ $s->iw_trans = 0;
}
$wgMemc->set( $k, $s, $wgInterwikiExpiry );
$wgTitleInterwikiCache[$k] = $s;
+
+ wfProfileOut( $fname );
return $s->iw_url;
}
/**
* Determine whether the object refers to a page within
- * this project.
- *
+ * this project.
+ *
* @return bool TRUE if this is an in-project interwiki link
* or a wikilink, FALSE otherwise
* @access public
}
/**
- * Update the cur_touched field for an array of title objects
+ * Determine whether the object refers to a page within
+ * this project and is transcludable.
+ *
+ * @return bool TRUE if this is transcludable
+ * @access public
+ */
+ function isTrans() {
+ global $wgTitleInterwikiCache, $wgDBname;
+
+ if ($this->mInterwiki == '' || !$this->isLocal())
+ return false;
+ # Make sure key is loaded into cache
+ $this->getInterwikiLink( $this->mInterwiki );
+ $k = $wgDBname.':interwiki:' . $this->mInterwiki;
+ return (bool)($wgTitleInterwikiCache[$k]->iw_trans);
+ }
+
+ /**
+ * Update the page_touched field for an array of title objects
* @todo Inefficient unless the IDs are already loaded into the
* link cache
* @param array $titles an array of Title objects to be touched
* @static
* @access public
*/
- /* static */ function touchArray( $titles, $timestamp = '' ) {
+ function touchArray( $titles, $timestamp = '' ) {
if ( count( $titles ) == 0 ) {
return;
}
if ( $timestamp == '' ) {
$timestamp = $dbw->timestamp();
}
- $cur = $dbw->tableName( 'cur' );
- $sql = "UPDATE $cur SET cur_touched='{$timestamp}' WHERE cur_id IN (";
+ $page = $dbw->tableName( 'page' );
+ $sql = "UPDATE $page SET page_touched='{$timestamp}' WHERE page_id IN (";
$first = true;
foreach ( $titles as $title ) {
- if ( ! $first ) {
- $sql .= ',';
+ if ( ! $first ) {
+ $sql .= ',';
}
$first = false;
$sql .= $title->getArticleID();
* @access public
*/
function getNamespace() { return $this->mNamespace; }
- /**
- * Set the namespace index
- * @param int $n the namespace index, one of the NS_xxxx constants
- * @access public
- */
- function setNamespace( $n ) { $this->mNamespace = $n; }
/**
* Get the interwiki prefix (or null string)
* @return string
* @access public
*/
function getPrefixedText() {
+ global $wgContLang;
if ( empty( $this->mPrefixedText ) ) {
$s = $this->prefix( $this->mTextform );
$s = str_replace( '_', ' ', $s );
}
return $this->mPrefixedText;
}
-
+
/**
* Get the prefixed title with spaces, plus any fragment
* (part beginning with '#')
* @access public
*/
function getFullText() {
+ global $wgContLang;
$text = $this->getPrefixedText();
if( '' != $this->mFragment ) {
$text .= '#' . $this->mFragment;
$s = str_replace( ' ', '_', $s );
$s = wfUrlencode ( $s ) ;
-
+
# Cleaning up URL to make it look nice -- is this safe?
- $s = preg_replace( '/%3[Aa]/', ':', $s );
- $s = preg_replace( '/%2[Ff]/', '/', $s );
$s = str_replace( '%28', '(', $s );
$s = str_replace( '%29', ')', $s );
* @access public
*/
function getFullURL( $query = '' ) {
- global $wgContLang, $wgArticlePath, $wgServer, $wgScript;
+ global $wgContLang, $wgServer, $wgScript, $wgMakeDumpLinks, $wgArticlePath;
if ( '' == $this->mInterwiki ) {
- $p = $wgArticlePath;
return $wgServer . $this->getLocalUrl( $query );
+ } elseif ( $wgMakeDumpLinks && $wgContLang->getLanguageName( $this->mInterwiki ) ) {
+ $baseUrl = str_replace( '$1', "../../{$this->mInterwiki}/$1", $wgArticlePath );
+ $baseUrl = str_replace( '$1', $this->getHashedDirectory() . '/$1', $baseUrl );
} else {
$baseUrl = $this->getInterwikiLink( $this->mInterwiki );
- $namespace = $wgContLang->getNsText( $this->mNamespace );
- if ( '' != $namespace ) {
- # Can this actually happen? Interwikis shouldn't be parsed.
- $namepace .= ':';
- }
- $url = str_replace( '$1', $namespace . $this->mUrlform, $baseUrl );
- if ( '' != $this->mFragment ) {
- $url .= '#' . $this->mFragment;
+ }
+
+ $namespace = $wgContLang->getNsText( $this->mNamespace );
+ if ( '' != $namespace ) {
+ # Can this actually happen? Interwikis shouldn't be parsed.
+ $namepace .= ':';
+ }
+ $url = str_replace( '$1', $namespace . $this->mUrlform, $baseUrl );
+ if( $query != '' ) {
+ if( false === strpos( $url, '?' ) ) {
+ $url .= '?';
+ } else {
+ $url .= '&';
}
- return $url;
+ $url .= $query;
+ }
+ if ( '' != $this->mFragment ) {
+ $url .= '#' . $this->mFragment;
}
+ return $url;
}
/**
- * @deprecated
+ * Get a relative directory for putting an HTML version of this article into
*/
- function getURL() {
- die( 'Call to obsolete obsolete function Title::getURL()' );
+ function getHashedDirectory() {
+ global $wgMakeDumpLinks, $wgInputEncoding;
+ $dbkey = $this->getDBkey();
+
+ # Split into characters
+ if ( $wgInputEncoding == 'UTF-8' ) {
+ preg_match_all( '/./us', $dbkey, $m );
+ } else {
+ preg_match_all( '/./s', $dbkey, $m );
+ }
+ $chars = $m[0];
+ $length = count( $chars );
+ $dir = '';
+
+ for ( $i = 0; $i < $wgMakeDumpLinks; $i++ ) {
+ if ( $i ) {
+ $dir .= '/';
+ }
+ if ( $i >= $length ) {
+ $dir .= '_';
+ } elseif ( ord( $chars[$i] ) > 32 ) {
+ $dir .= strtolower( $chars[$i] );
+ } else {
+ $dir .= sprintf( "%02X", ord( $chars[$i] ) );
+ }
+ }
+ return $dir;
+ }
+
+ function getHashedFilename() {
+ $dbkey = $this->getPrefixedDBkey();
+ $mainPage = Title::newMainPage();
+ if ( $mainPage->getPrefixedDBkey() == $dbkey ) {
+ return 'index.html';
+ }
+
+ $dir = $this->getHashedDirectory();
+
+ # Replace illegal charcters for Windows paths with underscores
+ $friendlyName = strtr( $dbkey, '/\\*?"<>|~', '_________' );
+
+ # Work out lower case form. We assume we're on a system with case-insensitive
+ # filenames, so unless the case is of a special form, we have to disambiguate
+ $lowerCase = $this->prefix( ucfirst( strtolower( $this->getDBkey() ) ) );
+
+ # Make it mostly unique
+ if ( $lowerCase != $friendlyName ) {
+ $friendlyName .= '_' . substr(md5( $dbkey ), 0, 4);
+ }
+ # Handle colon specially by replacing it with tilde
+ # Thus we reduce the number of paths with hashes appended
+ $friendlyName = str_replace( ':', '~', $friendlyName );
+ return "$dir/$friendlyName.html";
}
-
+
/**
* Get a URL with no fragment or server name
* @param string $query an optional query string; if not specified,
* @access public
*/
function getLocalURL( $query = '' ) {
- global $wgLang, $wgArticlePath, $wgScript;
-
+ global $wgLang, $wgArticlePath, $wgScript, $wgMakeDumpLinks, $wgServer, $action;
+
if ( $this->isExternal() ) {
return $this->getFullURL();
}
$dbkey = wfUrlencode( $this->getPrefixedDBkey() );
- if ( $query == '' ) {
+ if ( $wgMakeDumpLinks ) {
+ $url = str_replace( '$1', wfUrlencode( $this->getHashedFilename() ), $wgArticlePath );
+ } elseif ( $query == '' ) {
$url = str_replace( '$1', $dbkey, $wgArticlePath );
} else {
+ global $wgActionPaths;
+ if( !empty( $wgActionPaths ) &&
+ preg_match( '/^(.*&|)action=([^&]*)(&(.*)|)$/', $query, $matches ) ) {
+ $action = urldecode( $matches[2] );
+ if( isset( $wgActionPaths[$action] ) ) {
+ $query = $matches[1];
+ if( isset( $matches[4] ) ) $query .= $matches[4];
+ $url = str_replace( '$1', $dbkey, $wgActionPaths[$action] );
+ if( $query != '' ) $url .= '?' . $query;
+ return $url;
+ }
+ }
if ( $query == '-' ) {
$query = '';
}
- if ( $wgScript != '' ) {
- $url = "{$wgScript}?title={$dbkey}&{$query}";
- } else {
- # Top level wiki
- $url = "/{$dbkey}?{$query}";
- }
+ $url = "{$wgScript}?title={$dbkey}&{$query}";
}
- return $url;
+
+ if ($action == 'render')
+ return $wgServer . $url;
+ else
+ return $url;
}
/**
return htmlspecialchars( $this->getFullURL( $query ) );
}
- /**
+ /**
* Get the URL form for an internal link.
* - Used in various Squid-related code, in case we have a different
* internal hostname for the server from the exposed one.
return $s;
}
-
+
/**
* Get the HTML-escaped displayable text form.
* Used for the title field in <a> tags.
function getEscapedText() {
return htmlspecialchars( $this->getPrefixedText() );
}
-
+
/**
* Is this Title interwiki?
* @return boolean
/**
* Does the title correspond to a protected article?
+ * @param string $what the action the page is protected from,
+ * by default checks move and edit
* @return boolean
* @access public
*/
- function isProtected() {
+ function isProtected($action = '') {
if ( -1 == $this->mNamespace ) { return true; }
- $a = $this->getRestrictions();
- if ( in_array( 'sysop', $a ) ) { return true; }
- return false;
- }
-
- /**
- * Is the page a log page, i.e. one where the history is messed up by
- * LogPage.php? This used to be used for suppressing diff links in
- * recent changes, but now that's done by setting a flag in the
- * recentchanges table. Hence, this probably is no longer used.
- *
- * @deprecated
- * @access public
- */
- function isLog() {
- if ( $this->mNamespace != Namespace::getWikipedia() ) {
- return false;
+ if($action == 'edit' || $action == '') {
+ $a = $this->getRestrictions("edit");
+ if ( in_array( 'sysop', $a ) ) { return true; }
}
- if ( ( 0 == strcmp( wfMsg( 'uploadlogpage' ), $this->mDbkeyform ) ) ||
- ( 0 == strcmp( wfMsg( 'dellogpage' ), $this->mDbkeyform ) ) ) {
- return true;
+ if($action == 'move' || $action == '') {
+ $a = $this->getRestrictions("move");
+ if ( in_array( 'sysop', $a ) ) { return true; }
}
return false;
}
function userIsWatching() {
global $wgUser;
- if ( -1 == $this->mNamespace ) { return false; }
- if ( 0 == $wgUser->getID() ) { return false; }
-
- return $wgUser->isWatched( $this );
+ if ( is_null( $this->mWatched ) ) {
+ if ( -1 == $this->mNamespace || 0 == $wgUser->getID()) {
+ $this->mWatched = false;
+ } else {
+ $this->mWatched = $wgUser->isWatched( $this );
+ }
+ }
+ return $this->mWatched;
}
- /**
- * Can $wgUser edit this page?
+ /**
+ * Is $wgUser perform $action this page?
+ * @param string $action action that permission needs to be checked for
* @return boolean
- * @access public
- */
- function userCanEdit() {
+ * @access private
+ */
+ function userCan($action) {
+ $fname = 'Title::userCanEdit';
+ wfProfileIn( $fname );
+
global $wgUser;
- if ( -1 == $this->mNamespace ) { return false; }
- if ( NS_MEDIAWIKI == $this->mNamespace && !$wgUser->isSysop() ) { return false; }
- # if ( 0 == $this->getArticleID() ) { return false; }
- if ( $this->mDbkeyform == '_' ) { return false; }
+ if( NS_SPECIAL == $this->mNamespace ) {
+ wfProfileOut( $fname );
+ return false;
+ }
+ if( NS_MEDIAWIKI == $this->mNamespace &&
+ !$wgUser->isAllowed('editinterface') ) {
+ 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->isSysop() )
- { return false; }
- //if ( $this->isCssJsSubpage() and !$this->userCanEditCssJsSubpage() ) { return false; }
+ 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
- if( Namespace::getUser() == $this->mNamespace
- and preg_match("/\\.(css|js)$/", $this->mTextform )
- and !$wgUser->isSysop()
- and !preg_match('/^'.preg_quote($wgUser->getName(), '/').'/', $this->mTextform) )
- { return false; }
- $ur = $wgUser->getRights();
- foreach ( $this->getRestrictions() as $r ) {
- if ( '' != $r && ( ! in_array( $r, $ur ) ) ) {
+ if( NS_USER == $this->mNamespace
+ && preg_match("/\\.(css|js)$/", $this->mTextform )
+ && !$wgUser->isAllowed('editinterface')
+ && !preg_match('/^'.preg_quote($wgUser->getName(), '/').'\//', $this->mTextform) ) {
+ wfProfileOut( $fname );
+ return false;
+ }
+
+ foreach( $this->getRestrictions($action) as $right ) {
+ // Backwards compatibility, rewrite sysop -> protect
+ if ( $right == 'sysop' ) {
+ $right = 'protect';
+ }
+ if( '' != $right && !$wgUser->isAllowed( $right ) ) {
+ wfProfileOut( $fname );
return false;
}
}
+
+ if( $action == 'move' && !$this->isMovable() ) {
+ wfProfileOut( $fname );
+ return false;
+ }
+
+ wfProfileOut( $fname );
return true;
}
+ /**
+ * Can $wgUser edit this page?
+ * @return boolean
+ * @access public
+ */
+ function userCanEdit() {
+ return $this->userCan('edit');
+ }
+
+ /**
+ * Can $wgUser move this page?
+ * @return boolean
+ * @access public
+ */
+ function userCanMove() {
+ return $this->userCan('move');
+ }
+
+ /**
+ * Would anybody with sufficient privileges be able to move this page?
+ * Some pages just aren't movable.
+ *
+ * @return boolean
+ * @access public
+ */
+ function isMovable() {
+ return Namespace::isMovable( $this->getNamespace() )
+ && $this->getInterwiki() == '';
+ }
+
/**
* Can $wgUser read this page?
* @return boolean
*/
function userCanRead() {
global $wgUser;
- global $wgWhitelistRead;
-
- if( 0 != $wgUser->getID() ) return true;
- if( !is_array( $wgWhitelistRead ) ) return true;
-
- $name = $this->getPrefixedText();
- if( in_array( $name, $wgWhitelistRead ) ) return true;
-
- # Compatibility with old settings
- if( $this->getNamespace() == NS_MAIN ) {
- if( in_array( ':' . $name, $wgWhitelistRead ) ) return true;
+
+ 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
+ && $this->getText() == 'Userlogin' ) {
+ return true;
+ }
+
+ /** some pages are explicitly allowed */
+ $name = $this->getPrefixedText();
+ if( $wgWhitelistRead && in_array( $name, $wgWhitelistRead ) ) {
+ return true;
+ }
+
+ # Compatibility with old settings
+ if( $wgWhitelistRead && $this->getNamespace() == NS_MAIN ) {
+ if( in_array( ':' . $name, $wgWhitelistRead ) ) {
+ return true;
+ }
+ }
}
return false;
}
+ /**
+ * Is this a talk page of some sort?
+ * @return bool
+ * @access public
+ */
+ function isTalkPage() {
+ return Namespace::isTalk( $this->getNamespace() );
+ }
+
/**
* Is this a .css or .js subpage of a user page?
* @return bool
* @access public
*/
function isCssJsSubpage() {
- return ( Namespace::getUser() == $this->mNamespace and preg_match("/\\.(css|js)$/", $this->mTextform ) );
+ return ( NS_USER == $this->mNamespace and preg_match("/\\.(css|js)$/", $this->mTextform ) );
}
/**
* Is this a .css subpage of a user page?
* @access public
*/
function isCssSubpage() {
- return ( Namespace::getUser() == $this->mNamespace and preg_match("/\\.css$/", $this->mTextform ) );
+ return ( NS_USER == $this->mNamespace and preg_match("/\\.css$/", $this->mTextform ) );
}
/**
* Is this a .js subpage of a user page?
* @access public
*/
function isJsSubpage() {
- return ( Namespace::getUser() == $this->mNamespace and preg_match("/\\.js$/", $this->mTextform ) );
+ return ( NS_USER == $this->mNamespace and preg_match("/\\.js$/", $this->mTextform ) );
}
/**
* Protect css/js subpages of user pages: can $wgUser edit
*/
function userCanEditCssJsSubpage() {
global $wgUser;
- return ( $wgUser->isSysop() or preg_match('/^'.preg_quote($wgUser->getName()).'/', $this->mTextform) );
+ return ( $wgUser->isAllowed('editinterface') or preg_match('/^'.preg_quote($wgUser->getName(), '/').'\//', $this->mTextform) );
+ }
+
+ /**
+ * Loads a string into mRestrictions array
+ * @param string $res restrictions in string format
+ * @access public
+ */
+ function loadRestrictions( $res ) {
+ foreach( explode( ':', trim( $res ) ) as $restrict ) {
+ $temp = explode( '=', trim( $restrict ) );
+ if(count($temp) == 1) {
+ // old format should be treated as edit/move restriction
+ $this->mRestrictions["edit"] = explode( ',', trim( $temp[0] ) );
+ $this->mRestrictions["move"] = explode( ',', trim( $temp[0] ) );
+ } else {
+ $this->mRestrictions[$temp[0]] = explode( ',', trim( $temp[1] ) );
+ }
+ }
+ $this->mRestrictionsLoaded = true;
}
/**
* Accessor/initialisation for mRestrictions
+ * @param string $action action that permission needs to be checked for
* @return array the array of groups allowed to edit this article
* @access public
*/
- function getRestrictions() {
+ function getRestrictions($action) {
$id = $this->getArticleID();
if ( 0 == $id ) { return array(); }
if ( ! $this->mRestrictionsLoaded ) {
$dbr =& wfGetDB( DB_SLAVE );
- $res = $dbr->getField( 'cur', 'cur_restrictions', 'cur_id='.$id );
- $this->mRestrictions = explode( ',', trim( $res ) );
- $this->mRestrictionsLoaded = true;
+ $res = $dbr->selectField( 'page', 'page_restrictions', 'page_id='.$id );
+ $this->loadRestrictions( $res );
+ }
+ if( isset( $this->mRestrictions[$action] ) ) {
+ return $this->mRestrictions[$action];
}
- return $this->mRestrictions;
+ return array();
}
-
+
/**
* Is there a version of this page in the deletion archive?
* @return int the number of archived revisions
*/
function isDeleted() {
$fname = 'Title::isDeleted';
- $dbr =& wfGetDB( DB_SLAVE );
- $n = $dbr->getField( 'archive', 'COUNT(*)', array( 'ar_namespace' => $this->getNamespace(),
- 'ar_title' => $this->getDBkey() ), $fname );
+ if ( $this->getNamespace() < 0 ) {
+ $n = 0;
+ } else {
+ $dbr =& wfGetDB( DB_SLAVE );
+ $n = $dbr->selectField( 'archive', 'COUNT(*)', array( 'ar_namespace' => $this->getNamespace(),
+ 'ar_title' => $this->getDBkey() ), $fname );
+ }
return (int)$n;
}
*/
function getArticleID( $flags = 0 ) {
global $wgLinkCache;
-
+
if ( $flags & GAID_FOR_UPDATE ) {
$oldUpdate = $wgLinkCache->forUpdate( true );
$this->mArticleID = $wgLinkCache->addLinkObj( $this );
return $this->mArticleID;
}
+ function getLatestRevID() {
+ if ($this->mLatestID !== false)
+ return $this->mLatestID;
+
+ $db =& wfGetDB(DB_SLAVE);
+ return $this->mLatestID = $db->selectField( 'revision',
+ "max(rev_id)",
+ array('rev_page' => $this->getArticleID()),
+ 'Title::getLatestRevID' );
+ }
+
/**
* This clears some fields in this object, and clears any associated
* keys in the "bad links" section of $wgLinkCache.
*
* - This is called from Article::insertNewArticle() to allow
- * loading of the new cur_id. It's also called from
+ * loading of the new page_id. It's also called from
* Article::doDeleteArticle()
*
* @param int $newid the new Article ID
$this->mRestrictionsLoaded = false;
$this->mRestrictions = array();
}
-
+
/**
- * Updates cur_touched for this page; called from LinksUpdate.php
+ * Updates page_touched for this page; called from LinksUpdate.php
* @return bool true if the update succeded
* @access public
*/
function invalidateCache() {
+ if ( wfReadOnly() ) {
+ return;
+ }
+
$now = wfTimestampNow();
$dbw =& wfGetDB( DB_MASTER );
- $success = $dbw->updateArray( 'cur',
- array( /* SET */
- 'cur_touched' => $dbw->timestamp()
- ), array( /* WHERE */
- 'cur_namespace' => $this->getNamespace() ,
- 'cur_title' => $this->getDBkey()
+ $success = $dbw->update( 'page',
+ array( /* SET */
+ 'page_touched' => $dbw->timestamp()
+ ), array( /* WHERE */
+ 'page_namespace' => $this->getNamespace() ,
+ 'page_title' => $this->getDBkey()
), 'Title::invalidateCache'
);
return $success;
* @return bool true on success
* @access private
*/
- /* private */ function secureAndSplit()
- {
+ /* private */ function secureAndSplit() {
global $wgContLang, $wgLocalInterwiki, $wgCapitalLinks;
$fname = 'Title::secureAndSplit';
wfProfileIn( $fname );
-
- static $imgpre = false;
- static $rxTc = false;
# Initialisation
- if ( $imgpre === false ) {
- $imgpre = ':' . $wgContLang->getNsText( Namespace::getImage() ) . ':';
+ static $rxTc = false;
+ if( !$rxTc ) {
# % is needed as well
- $rxTc = '/[^' . Title::legalChars() . ']/';
+ $rxTc = '/[^' . Title::legalChars() . ']|%[0-9A-Fa-f]{2}/S';
}
$this->mInterwiki = $this->mFragment = '';
# Clean up whitespace
#
- $t = preg_replace( "/[\\s_]+/", '_', $this->mDbkeyform );
- $t = preg_replace( '/^_*(.*?)_*$/', '$1', $t );
+ $t = preg_replace( '/[ _]+/', '_', $this->mDbkeyform );
+ $t = trim( $t, '_' );
if ( '' == $t ) {
wfProfileOut( $fname );
return false;
}
-
- global $wgUseLatin1;
- if( !$wgUseLatin1 && false !== strpos( $t, UTF8_REPLACEMENT ) ) {
+
+ if( false !== strpos( $t, UTF8_REPLACEMENT ) ) {
# Contained illegal UTF-8 sequences or forbidden Unicode chars.
wfProfileOut( $fname );
return false;
}
$this->mDbkeyform = $t;
- $done = false;
-
- # :Image: namespace
- if ( 0 == strncasecmp( $imgpre, $t, strlen( $imgpre ) ) ) {
- $t = substr( $t, 1 );
- }
# Initial colon indicating main namespace
if ( ':' == $t{0} ) {
$this->mNamespace = NS_MAIN;
} else {
# Namespace or interwiki prefix
- if ( preg_match( "/^(.+?)_*:_*(.*)$/", $t, $m ) ) {
- #$p = strtolower( $m[1] );
- $p = $m[1];
- $lowerNs = strtolower( $p );
- if ( $ns = Namespace::getCanonicalIndex( $lowerNs ) ) {
- # Canonical namespace
- $t = $m[2];
- $this->mNamespace = $ns;
- } elseif ( $ns = $wgContLang->getNsIndex( $lowerNs )) {
- # Ordinary namespace
- $t = $m[2];
- $this->mNamespace = $ns;
- } elseif ( $this->getInterwikiLink( $p ) ) {
- # Interwiki link
- $t = $m[2];
- $this->mInterwiki = $p;
-
- if ( !preg_match( "/^([A-Za-z0-9_\\x80-\\xff]+):(.*)$/", $t, $m ) ) {
- $done = true;
- } elseif($this->mInterwiki != $wgLocalInterwiki) {
- $done = true;
+ $firstPass = true;
+ do {
+ if ( preg_match( "/^(.+?)_*:_*(.*)$/S", $t, $m ) ) {
+ $p = $m[1];
+ $lowerNs = strtolower( $p );
+ if ( $ns = Namespace::getCanonicalIndex( $lowerNs ) ) {
+ # Canonical namespace
+ $t = $m[2];
+ $this->mNamespace = $ns;
+ } elseif ( $ns = $wgContLang->getNsIndex( $lowerNs )) {
+ # Ordinary namespace
+ $t = $m[2];
+ $this->mNamespace = $ns;
+ } elseif( $this->getInterwikiLink( $p ) ) {
+ if( !$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 = $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 = '';
+ $firstPass = false;
+ # Do another namespace split...
+ continue;
+ }
}
+ # If there's no recognized interwiki or namespace,
+ # then let the colon expression be part of the title.
}
- }
+ break;
+ } while( true );
$r = $t;
}
- # Redundant interwiki prefix to the local wiki
- if ( 0 == strcmp( $this->mInterwiki, $wgLocalInterwiki ) ) {
- $this->mInterwiki = '';
- }
# We already know that some pages won't be in the database!
#
if ( '' != $this->mInterwiki || -1 == $this->mNamespace ) {
wfProfileOut( $fname );
return false;
}
-
- # "." and ".." conflict with the directories of those namesa
+
+ /**
+ * Pages with "/./" or "/../" appearing in the URLs will
+ * often be unreachable due to the way web browsers deal
+ * with 'relative' URLs. Forbid them explicitly.
+ */
if ( strpos( $r, '.' ) !== false &&
( $r === '.' || $r === '..' ||
strpos( $r, './' ) === 0 ||
return false;
}
- # Initial capital letter
+ # We shouldn't need to query the DB for the size.
+ #$maxSize = $dbr->textFieldSize( 'page', 'page_title' );
+ if ( strlen( $r ) > 255 ) {
+ wfProfileOut( $fname );
+ return false;
+ }
+
+ /**
+ * Normally, all wiki links are forced to have
+ * an initial capital letter so [[foo]] and [[Foo]]
+ * point to the same place.
+ *
+ * Don't force it for interwikis, since the other
+ * site might be case-sensitive.
+ */
if( $wgCapitalLinks && $this->mInterwiki == '') {
$t = $wgContLang->ucfirst( $r );
} else {
$t = $r;
}
-
+
+ /**
+ * Can't make a link to a namespace alone...
+ * "empty" local links can only be self-links
+ * with a fragment identifier.
+ */
+ if( $t == '' &&
+ $this->mInterwiki == '' &&
+ $this->mNamespace != NS_MAIN ) {
+ wfProfileOut( $fname );
+ return false;
+ }
+
# Fill fields
$this->mDbkeyform = $t;
$this->mUrlform = wfUrlencode( $t );
-
+
$this->mTextform = str_replace( '_', ' ', $t );
-
+
wfProfileOut( $fname );
return true;
}
-
+
/**
* Get a Title object associated with the talk page of this article
* @return Title the object for the talk page
function getTalkPage() {
return Title::makeTitle( Namespace::getTalk( $this->getNamespace() ), $this->getDBkey() );
}
-
+
/**
* Get a title object associated with the subject page of this
* talk page
/**
* Get an array of Title objects linking to this Title
- * - Also stores the IDs in the link cache.
+ * Also stores the IDs in the link cache.
*
- * @param string $options may be FOR UPDATE
+ * @param string $options may be FOR UPDATE
* @return array the Title objects linking here
* @access public
*/
function getLinksTo( $options = '' ) {
global $wgLinkCache;
$id = $this->getArticleID();
-
+
if ( $options ) {
$db =& wfGetDB( DB_MASTER );
} else {
$db =& wfGetDB( DB_SLAVE );
}
- $cur = $db->tableName( 'cur' );
- $links = $db->tableName( 'links' );
- $sql = "SELECT cur_namespace,cur_title,cur_id FROM $cur,$links WHERE l_from=cur_id AND l_to={$id} $options";
- $res = $db->query( $sql, 'Title::getLinksTo' );
+ $res = $db->select( array( 'page', 'pagelinks' ),
+ array( 'page_namespace', 'page_title', 'page_id' ),
+ array(
+ 'pl_from=page_id',
+ 'pl_namespace' => $this->getNamespace(),
+ 'pl_title' => $this->getDbKey() ),
+ 'Title::getLinksTo',
+ $options );
+
$retVal = array();
if ( $db->numRows( $res ) ) {
while ( $row = $db->fetchObject( $res ) ) {
- if ( $titleObj = Title::makeTitle( $row->cur_namespace, $row->cur_title ) ) {
- $wgLinkCache->addGoodLink( $row->cur_id, $titleObj->getPrefixedDBkey() );
+ if ( $titleObj = Title::makeTitle( $row->page_namespace, $row->page_title ) ) {
+ $wgLinkCache->addGoodLinkObj( $row->page_id, $titleObj );
$retVal[] = $titleObj;
}
}
}
/**
- * Get an array of Title objects linking to this non-existent title.
- * - Also stores the IDs in the link cache.
+ * Get an array of Title objects referring to non-existent articles linked from this page
*
- * @param string $options may be FOR UPDATE
- * @return array the Title objects linking here
+ * @param string $options may be FOR UPDATE
+ * @return array the Title objects
* @access public
*/
- function getBrokenLinksTo( $options = '' ) {
+ function getBrokenLinksFrom( $options = '' ) {
global $wgLinkCache;
-
+
if ( $options ) {
$db =& wfGetDB( DB_MASTER );
} else {
$db =& wfGetDB( DB_SLAVE );
}
- $cur = $db->tableName( 'cur' );
- $brokenlinks = $db->tableName( 'brokenlinks' );
- $encTitle = $db->strencode( $this->getPrefixedDBkey() );
- $sql = "SELECT cur_namespace,cur_title,cur_id FROM $brokenlinks,$cur " .
- "WHERE bl_from=cur_id AND bl_to='$encTitle' $options";
- $res = $db->query( $sql, "Title::getBrokenLinksTo" );
+ $res = $db->safeQuery(
+ "SELECT pl_namespace, pl_title
+ FROM !
+ LEFT JOIN !
+ ON pl_namespace=page_namespace
+ AND pl_title=page_title
+ WHERE pl_from=?
+ AND page_namespace IS NULL
+ !",
+ $db->tableName( 'pagelinks' ),
+ $db->tableName( 'page' ),
+ $this->getArticleId(),
+ $options );
+
$retVal = array();
if ( $db->numRows( $res ) ) {
while ( $row = $db->fetchObject( $res ) ) {
- $titleObj = Title::makeTitle( $row->cur_namespace, $row->cur_title );
- $wgLinkCache->addGoodLink( $row->cur_id, $titleObj->getPrefixedDBkey() );
- $retVal[] = $titleObj;
+ $retVal[] = Title::makeTitle( $row->pl_namespace, $row->pl_title );
}
}
$db->freeResult( $res );
return $retVal;
}
+
/**
* Get a list of URLs to purge from the Squid cache when this
* page changes
function moveNoAuth( &$nt ) {
return $this->moveTo( $nt, false );
}
-
+
/**
- * Move a title to a new location
+ * Check whether a given move operation would be valid.
+ * Returns true if ok, or a message key string for an error message
+ * if invalid. (Scarrrrry ugly interface this.)
* @param Title &$nt the new title
* @param bool $auth indicates whether $wgUser's permissions
* should be checked
* @return mixed true on success, message name on failure
* @access public
*/
- function moveTo( &$nt, $auth = true ) {
+ function isValidMoveOperation( &$nt, $auth = true, $reason = '' ) {
+ global $wgUser;
if( !$this or !$nt ) {
return 'badtitletext';
}
+ if( $this->equals( $nt ) ) {
+ return 'selfmove';
+ }
+ if( !$this->isMovable() || !$nt->isMovable() ) {
+ return 'immobile_namespace';
+ }
$fname = 'Title::move';
$oldid = $this->getArticleID();
if ( strlen( $nt->getDBkey() ) < 1 ) {
return 'articleexists';
}
- if ( ( ! Namespace::isMovable( $this->getNamespace() ) ) ||
- ( '' == $this->getDBkey() ) ||
- ( '' != $this->getInterwiki() ) ||
+ if ( ( '' == $this->getDBkey() ) ||
( !$oldid ) ||
- ( ! Namespace::isMovable( $nt->getNamespace() ) ) ||
- ( '' == $nt->getDBkey() ) ||
- ( '' != $nt->getInterwiki() ) ) {
+ ( '' == $nt->getDBkey() ) ) {
return 'badarticleerror';
}
- if ( $auth && ( !$this->userCanEdit() || !$nt->userCanEdit() ) ) {
+ if ( $auth && (
+ !$this->userCanEdit() || !$nt->userCanEdit() ||
+ !$this->userCanMove() || !$nt->userCanMove() ) ) {
return 'protectedpage';
}
-
+
# The move is allowed only if (1) the target doesn't exist, or
# (2) the target is a redirect to the source, and has no history
# (so we can undo bad moves right after they're done).
if ( ! $this->isValidMoveTarget( $nt ) ) {
return 'articleexists';
}
- $this->moveOverExistingRedirect( $nt );
+ }
+ return true;
+ }
+
+ /**
+ * Move a title to a new location
+ * @param Title &$nt the new title
+ * @param bool $auth indicates whether $wgUser's permissions
+ * should be checked
+ * @return mixed true on success, message name on failure
+ * @access public
+ */
+ function moveTo( &$nt, $auth = true, $reason = '' ) {
+ $err = $this->isValidMoveOperation( $nt, $auth, $reason );
+ if( is_string( $err ) ) {
+ return $err;
+ }
+
+ $pageid = $this->getArticleID();
+ if( $nt->exists() ) {
+ $this->moveOverExistingRedirect( $nt, $reason );
+ $pageCountChange = 0;
} else { # Target didn't exist, do normal move.
- $this->moveToNewTitle( $nt, $newid );
+ $this->moveToNewTitle( $nt, $newid, $reason );
+ $pageCountChange = 1;
}
+ $redirid = $this->getArticleID();
# Fixing category links (those without piped 'alternate' names) to be sorted under the new title
-
$dbw =& wfGetDB( DB_MASTER );
- $sql = "UPDATE categorylinks SET cl_sortkey=" . $dbw->addQuotes( $nt->getPrefixedText() ) .
- " WHERE cl_from=" . $dbw->addQuotes( $this->getArticleID() ) .
+ $categorylinks = $dbw->tableName( 'categorylinks' );
+ $sql = "UPDATE $categorylinks SET cl_sortkey=" . $dbw->addQuotes( $nt->getPrefixedText() ) .
+ " WHERE cl_from=" . $dbw->addQuotes( $pageid ) .
" AND cl_sortkey=" . $dbw->addQuotes( $this->getPrefixedText() );
$dbw->query( $sql, 'SpecialMovepage::doSubmit' );
# Update watchlists
-
+
$oldnamespace = $this->getNamespace() & ~1;
$newnamespace = $nt->getNamespace() & ~1;
$oldtitle = $this->getDBkey();
}
# Update search engine
- $u = new SearchUpdate( $oldid, $nt->getPrefixedDBkey() );
+ $u = new SearchUpdate( $pageid, $nt->getPrefixedDBkey() );
$u->doUpdate();
- $u = new SearchUpdate( $newid, $this->getPrefixedDBkey(), '' );
+ $u = new SearchUpdate( $redirid, $this->getPrefixedDBkey(), '' );
$u->doUpdate();
+ # Update site_stats
+ if ( $this->getNamespace() == NS_MAIN and $nt->getNamespace() != NS_MAIN ) {
+ # Moved out of main namespace
+ # not viewed, edited, removing
+ $u = new SiteStatsUpdate( 0, 1, -1, $pageCountChange);
+ } elseif ( $this->getNamespace() != NS_MAIN and $nt->getNamespace() == NS_MAIN ) {
+ # Moved into main namespace
+ # not viewed, edited, adding
+ $u = new SiteStatsUpdate( 0, 1, +1, $pageCountChange );
+ } elseif ( $pageCountChange ) {
+ # Added redirect
+ $u = new SiteStatsUpdate( 0, 0, 0, 1 );
+ } else{
+ $u = false;
+ }
+ if ( $u ) {
+ $u->doUpdate();
+ }
+
+ wfRunHooks( 'TitleMoveComplete', array( &$this, &$nt, &$wgUser, $pageid, $redirid ) );
return true;
}
-
+
/**
* Move page to a title which is at present a redirect to the
* source page
* be a redirect
* @access private
*/
- /* private */ function moveOverExistingRedirect( &$nt ) {
+ function moveOverExistingRedirect( &$nt, $reason = '' ) {
global $wgUser, $wgLinkCache, $wgUseSquid, $wgMwRedir;
$fname = 'Title::moveOverExistingRedirect';
- $comment = wfMsg( '1movedto2', $this->getPrefixedText(), $nt->getPrefixedText() );
-
+ $comment = wfMsgForContent( '1movedto2', $this->getPrefixedText(), $nt->getPrefixedText() );
+
+ if ( $reason ) {
+ $comment .= ": $reason";
+ }
+
$now = wfTimestampNow();
- $won = wfInvertTimestamp( $now );
+ $rand = wfRandom();
$newid = $nt->getArticleID();
$oldid = $this->getArticleID();
$dbw =& wfGetDB( DB_MASTER );
$links = $dbw->tableName( 'links' );
+ # Delete the old redirect. We don't save it to history since
+ # by definition if we've got here it's rather uninteresting.
+ # We have to remove it so that the next step doesn't trigger
+ # a conflict on the unique namespace+title index...
+ $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 );
+ $nullRevId = $nullRevision->insertOn( $dbw );
+
# Change the name of the target page:
- $dbw->updateArray( 'cur',
- /* SET */ array(
- 'cur_touched' => $dbw->timestamp($now),
- 'cur_namespace' => $nt->getNamespace(),
- 'cur_title' => $nt->getDBkey()
- ),
- /* WHERE */ array( 'cur_id' => $oldid ),
+ $dbw->update( 'page',
+ /* SET */ array(
+ 'page_touched' => $dbw->timestamp($now),
+ 'page_namespace' => $nt->getNamespace(),
+ 'page_title' => $nt->getDBkey(),
+ 'page_latest' => $nullRevId,
+ ),
+ /* WHERE */ array( 'page_id' => $oldid ),
$fname
);
$wgLinkCache->clearLink( $nt->getPrefixedDBkey() );
- # Repurpose the old redirect. We don't save it to history since
- # by definition if we've got here it's rather uninteresting.
-
+ # Recreate the redirect, this time in the other direction.
$redirectText = $wgMwRedir->getSynonym( 0 ) . ' [[' . $nt->getPrefixedText() . "]]\n";
- $dbw->updateArray( 'cur',
- /* SET */ array(
- 'cur_touched' => $dbw->timestamp($now),
- 'cur_timestamp' => $dbw->timestamp($now),
- 'inverse_timestamp' => $won,
- 'cur_namespace' => $this->getNamespace(),
- 'cur_title' => $this->getDBkey(),
- 'cur_text' => $wgMwRedir->getSynonym( 0 ) . ' [[' . $nt->getPrefixedText() . "]]\n",
- 'cur_comment' => $comment,
- 'cur_user' => $wgUser->getID(),
- 'cur_minor_edit' => 0,
- 'cur_counter' => 0,
- 'cur_restrictions' => '',
- 'cur_user_text' => $wgUser->getName(),
- 'cur_is_redirect' => 1,
- 'cur_is_new' => 1
- ),
- /* WHERE */ array( 'cur_id' => $newid ),
- $fname
- );
-
+ $redirectArticle = new Article( $this );
+ $newid = $redirectArticle->insertOn( $dbw );
+ $redirectRevision = new Revision( array(
+ 'page' => $newid,
+ 'comment' => $comment,
+ 'text' => $redirectText ) );
+ $revid = $redirectRevision->insertOn( $dbw );
+ $redirectArticle->updateRevisionOn( $dbw, $redirectRevision, 0 );
$wgLinkCache->clearLink( $this->getPrefixedDBkey() );
- # Fix the redundant names for the past revisions of the target page.
- # The redirect should have no old revisions.
- $dbw->updateArray(
- /* table */ 'old',
- /* SET */ array(
- 'old_namespace' => $nt->getNamespace(),
- 'old_title' => $nt->getDBkey(),
- ),
- /* WHERE */ array(
- 'old_namespace' => $this->getNamespace(),
- 'old_title' => $this->getDBkey(),
- ),
- $fname
- );
-
- RecentChange::notifyMoveOverRedirect( $now, $this, $nt, $wgUser, $comment );
-
- # Swap links
-
- # Load titles and IDs
- $linksToOld = $this->getLinksTo( 'FOR UPDATE' );
- $linksToNew = $nt->getLinksTo( 'FOR UPDATE' );
-
- # Delete them all
- $sql = "DELETE FROM $links WHERE l_to=$oldid OR l_to=$newid";
- $dbw->query( $sql, $fname );
-
- # Reinsert
- if ( count( $linksToOld ) || count( $linksToNew )) {
- $sql = "INSERT INTO $links (l_from,l_to) VALUES ";
- $first = true;
-
- # Insert links to old title
- foreach ( $linksToOld as $linkTitle ) {
- if ( $first ) {
- $first = false;
- } else {
- $sql .= ',';
- }
- $id = $linkTitle->getArticleID();
- $sql .= "($id,$newid)";
- }
-
- # Insert links to new title
- foreach ( $linksToNew as $linkTitle ) {
- if ( $first ) {
- $first = false;
- } else {
- $sql .= ',';
- }
- $id = $linkTitle->getArticleID();
- $sql .= "($id, $oldid)";
- }
-
- $dbw->query( $sql, DB_MASTER, $fname );
- }
+ # Log the move
+ $log = new LogPage( 'move' );
+ $log->addEntry( 'move_redir', $this, $reason, array( 1 => $nt->getPrefixedText() ) );
# Now, we record the link from the redirect to the new title.
# It should have no other outgoing links...
- $dbw->delete( 'links', array( 'l_from' => $newid ) );
- $dbw->insertArray( 'links', array( 'l_from' => $newid, 'l_to' => $oldid ) );
-
- # Clear linkscc
- LinkCache::linksccClearLinksTo( $oldid );
- LinkCache::linksccClearLinksTo( $newid );
-
+ $dbw->delete( 'pagelinks', array( 'pl_from' => $newid ), $fname );
+ $dbw->insert( 'pagelinks',
+ array(
+ 'pl_from' => $newid,
+ 'pl_namespace' => $nt->getNamespace(),
+ 'pl_title' => $nt->getDbKey() ),
+ $fname );
+
# Purge squid
if ( $wgUseSquid ) {
$urls = array_merge( $nt->getSquidURLs(), $this->getSquidURLs() );
* @param int &$newid set to be the new article ID
* @access private
*/
- /* private */ function moveToNewTitle( &$nt, &$newid ) {
+ function moveToNewTitle( &$nt, &$newid, $reason = '' ) {
global $wgUser, $wgLinkCache, $wgUseSquid;
+ global $wgMwRedir;
$fname = 'MovePageForm::moveToNewTitle';
- $comment = wfMsg( '1movedto2', $this->getPrefixedText(), $nt->getPrefixedText() );
+ $comment = wfMsgForContent( '1movedto2', $this->getPrefixedText(), $nt->getPrefixedText() );
+ if ( $reason ) {
+ $comment .= ": $reason";
+ }
$newid = $nt->getArticleID();
$oldid = $this->getArticleID();
$dbw =& wfGetDB( DB_MASTER );
$now = $dbw->timestamp();
- $won = wfInvertTimestamp( wfTimestamp(TS_MW,$now) );
wfSeedRandom();
- $rand = number_format( mt_rand() / mt_getrandmax(), 12, '.', '' );
+ $rand = wfRandom();
+
+ # 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 );
+ $nullRevId = $nullRevision->insertOn( $dbw );
# Rename cur entry
- $dbw->updateArray( 'cur',
+ $dbw->update( 'page',
/* SET */ array(
- 'cur_touched' => $now,
- 'cur_namespace' => $nt->getNamespace(),
- 'cur_title' => $nt->getDBkey()
+ 'page_touched' => $now,
+ 'page_namespace' => $nt->getNamespace(),
+ 'page_title' => $nt->getDBkey(),
+ 'page_latest' => $nullRevId,
),
- /* WHERE */ array( 'cur_id' => $oldid ),
+ /* WHERE */ array( 'page_id' => $oldid ),
$fname
);
-
+
$wgLinkCache->clearLink( $nt->getPrefixedDBkey() );
# Insert redirect
- $dbw->insertArray( 'cur', array(
- 'cur_id' => $dbw->nextSequenceValue('cur_cur_id_seq'),
- 'cur_namespace' => $this->getNamespace(),
- 'cur_title' => $this->getDBkey(),
- 'cur_comment' => $comment,
- 'cur_user' => $wgUser->getID(),
- 'cur_user_text' => $wgUser->getName(),
- 'cur_timestamp' => $now,
- 'inverse_timestamp' => $won,
- 'cur_touched' => $now,
- 'cur_is_redirect' => 1,
- 'cur_random' => $rand,
- 'cur_is_new' => 1,
- 'cur_text' => "#REDIRECT [[" . $nt->getPrefixedText() . "]]\n" ), $fname
- );
- $newid = $dbw->insertId();
+ $redirectText = $wgMwRedir->getSynonym( 0 ) . ' [[' . $nt->getPrefixedText() . "]]\n";
+ $redirectArticle = new Article( $this );
+ $newid = $redirectArticle->insertOn( $dbw );
+ $redirectRevision = new Revision( array(
+ 'page' => $newid,
+ 'comment' => $comment,
+ 'text' => $redirectText ) );
+ $revid = $redirectRevision->insertOn( $dbw );
+ $redirectArticle->updateRevisionOn( $dbw, $redirectRevision, 0 );
$wgLinkCache->clearLink( $this->getPrefixedDBkey() );
- # Rename old entries
- $dbw->updateArray(
- /* table */ 'old',
- /* SET */ array(
- 'old_namespace' => $nt->getNamespace(),
- 'old_title' => $nt->getDBkey()
- ),
- /* WHERE */ array(
- 'old_namespace' => $this->getNamespace(),
- 'old_title' => $this->getDBkey()
- ), $fname
- );
-
- # Record in RC
- RecentChange::notifyMoveToNew( $now, $this, $nt, $wgUser, $comment );
+ # Log the move
+ $log = new LogPage( 'move' );
+ $log->addEntry( 'move', $this, $reason, array( 1 => $nt->getPrefixedText()) );
- # Purge squid and linkscc as per article creation
+ # Purge caches as per article creation
Article::onArticleCreate( $nt );
- # Any text links to the old title must be reassigned to the redirect
- $dbw->updateArray( 'links', array( 'l_to' => $newid ), array( 'l_to' => $oldid ), $fname );
- LinkCache::linksccClearLinksTo( $oldid );
-
# Record the just-created redirect's linking to the page
- $dbw->insertArray( 'links', array( 'l_from' => $newid, 'l_to' => $oldid ), $fname );
+ $dbw->insert( 'pagelinks',
+ array(
+ 'pl_from' => $newid,
+ 'pl_namespace' => $nt->getNamespace(),
+ 'pl_title' => $nt->getDBkey() ),
+ $fname );
# Non-existent target may have had broken links to it; these must
- # now be removed and made into good links.
- $update = new LinksUpdate( $oldid, $nt->getPrefixedDBkey() );
- $update->fixBrokenLinks();
+ # 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()
* @access public
*/
function isValidMoveTarget( $nt ) {
+
$fname = 'Title::isValidMoveTarget';
$dbw =& wfGetDB( DB_MASTER );
# Is it a redirect?
$id = $nt->getArticleID();
- $obj = $dbw->getArray( 'cur', array( 'cur_is_redirect','cur_text' ),
- array( 'cur_id' => $id ), $fname, 'FOR UPDATE' );
+ $obj = $dbw->selectRow( array( 'page', 'revision', 'text'),
+ array( 'page_is_redirect','old_text' ),
+ array( 'page_id' => $id, 'page_latest=rev_id', 'rev_text_id=old_id' ),
+ $fname, 'FOR UPDATE' );
- if ( !$obj || 0 == $obj->cur_is_redirect ) {
+ if ( !$obj || 0 == $obj->page_is_redirect ) {
# Not a redirect
- return false;
+ return false;
}
# Does the redirect point to the source?
- if ( preg_match( "/\\[\\[\\s*([^\\]\\|]*)]]/", $obj->cur_text, $m ) ) {
+ if ( preg_match( "/\\[\\[\\s*([^\\]\\|]*)]]/", $obj->old_text, $m ) ) {
$redirTitle = Title::newFromText( $m[1] );
if( !is_object( $redirTitle ) ||
$redirTitle->getPrefixedDBkey() != $this->getPrefixedDBkey() ) {
}
# Does the article have a history?
- $row = $dbw->getArray( 'old', array( 'old_id' ),
- array(
- 'old_namespace' => $nt->getNamespace(),
- 'old_title' => $nt->getDBkey()
- ), $fname, 'FOR UPDATE'
+ $row = $dbw->selectRow( array( 'page', 'revision'),
+ array( 'rev_id' ),
+ array( 'page_namespace' => $nt->getNamespace(),
+ 'page_title' => $nt->getDBkey(),
+ 'page_id=rev_page AND page_latest != rev_id'
+ ), $fname, 'FOR UPDATE'
);
# Return true if there was no history
return $row === false;
}
-
+
/**
* Create a redirect; fails if the title already exists; does
* not notify RC
if ( $this->getArticleID() ) {
return false;
}
-
+
$fname = 'Title::createRedirect';
$dbw =& wfGetDB( DB_MASTER );
- $now = wfTimestampNow();
- $won = wfInvertTimestamp( $now );
- $seqVal = $dbw->nextSequenceValue( 'cur_cur_id_seq' );
-
- $dbw->insertArray( 'cur', array(
- 'cur_id' => $seqVal,
- 'cur_namespace' => $this->getNamespace(),
- 'cur_title' => $this->getDBkey(),
- 'cur_comment' => $comment,
- 'cur_user' => $wgUser->getID(),
- 'cur_user_text' => $wgUser->getName(),
- 'cur_timestamp' => $now,
- 'inverse_timestamp' => $won,
- 'cur_touched' => $now,
- 'cur_is_redirect' => 1,
- 'cur_is_new' => 1,
- 'cur_text' => "#REDIRECT [[" . $dest->getPrefixedText() . "]]\n"
- ), $fname );
- $newid = $dbw->insertId();
- $this->resetArticleID( $newid );
-
+
+ $article = new Article( $this );
+ $newid = $article->insertOn( $dbw );
+ $revision = new Revision( array(
+ 'page' => $newid,
+ 'comment' => $comment,
+ 'text' => "#REDIRECT [[" . $dest->getPrefixedText() . "]]\n",
+ ) );
+ $revisionId = $revision->insertOn( $dbw );
+ $article->updateRevisionOn( $dbw, $revision, 0 );
+
# Link table
- if ( $dest->getArticleID() ) {
- $dbw->insertArray( 'links',
- array(
- 'l_to' => $dest->getArticleID(),
- 'l_from' => $newid
- ), $fname
- );
- } else {
- $dbw->insertArray( 'brokenlinks',
- array(
- 'bl_to' => $dest->getPrefixedDBkey(),
- 'bl_from' => $newid
- ), $fname
- );
- }
+ $dbw->insert( 'pagelinks',
+ array(
+ 'pl_from' => $newid,
+ 'pl_namespace' => $dest->getNamespace(),
+ 'pl_title' => $dest->getDbKey()
+ ), $fname
+ );
Article::onArticleCreate( $this );
return true;
}
-
+
/**
* Get categories to which this Title belongs and return an array of
* categories' names.
*/
function getParentCategories() {
global $wgContLang,$wgUser;
-
+
$titlekey = $this->getArticleId();
$sk =& $wgUser->getSkin();
$parents = array();
$dbr =& wfGetDB( DB_SLAVE );
- $cur = $dbr->tableName( 'cur' );
$categorylinks = $dbr->tableName( 'categorylinks' );
# NEW SQL
- $sql = "SELECT * FROM categorylinks"
+ $sql = "SELECT * FROM $categorylinks"
." WHERE cl_from='$titlekey'"
." AND cl_from <> '0'"
." ORDER BY cl_sortkey";
-
+
$res = $dbr->query ( $sql ) ;
-
+
if($dbr->numRows($res) > 0) {
while ( $x = $dbr->fetchObject ( $res ) )
//$data[] = Title::newFromText($wgContLang->getNSText ( NS_CATEGORY ).':'.$x->cl_to);
}
/**
- * Go through all parent categories of this Title
+ * Get a tree of parent categories
+ * @param array $children an array with the children in the keys, to check for circular refs
* @return array
* @access public
*/
- function getCategorieBrowser() {
+ function getParentCategoryTree( $children = array() ) {
$parents = $this->getParentCategories();
-
+
if($parents != '') {
foreach($parents as $parent => $current)
{
- $nt = Title::newFromText($parent);
- $stack[$parent] = $nt->getCategorieBrowser();
+ if ( array_key_exists( $parent, $children ) ) {
+ # Circular reference
+ $stack[$parent] = array();
+ } else {
+ $nt = Title::newFromText($parent);
+ $stack[$parent] = $nt->getParentCategoryTree( $children + array($parent => 1) );
+ }
}
return $stack;
} else {
return array();
}
}
-
-
+
+
/**
* Get an associative array for selecting this title from
* the "cur" table
* @access public
*/
function curCond() {
+ wfDebugDieBacktrace( 'curCond called' );
return array( 'cur_namespace' => $this->mNamespace, 'cur_title' => $this->mDbkeyform );
}
* @access public
*/
function oldCond() {
+ wfDebugDieBacktrace( 'oldCond called' );
return array( 'old_namespace' => $this->mNamespace, 'old_title' => $this->mDbkeyform );
}
*/
function getPreviousRevisionID( $revision ) {
$dbr =& wfGetDB( DB_SLAVE );
- return $dbr->selectField( 'old', 'old_id',
- 'old_title=' . $dbr->addQuotes( $this->getDBkey() ) .
- ' AND old_namespace=' . IntVal( $this->getNamespace() ) .
- ' AND old_id<' . IntVal( $revision ) . ' ORDER BY old_id DESC' );
+ return $dbr->selectField( 'revision', 'rev_id',
+ 'rev_page=' . IntVal( $this->getArticleId() ) .
+ ' AND rev_id<' . IntVal( $revision ) . ' ORDER BY rev_id DESC' );
}
/**
*/
function getNextRevisionID( $revision ) {
$dbr =& wfGetDB( DB_SLAVE );
- return $dbr->selectField( 'old', 'old_id',
- 'old_title=' . $dbr->addQuotes( $this->getDBkey() ) .
- ' AND old_namespace=' . IntVal( $this->getNamespace() ) .
- ' AND old_id>' . IntVal( $revision ) . ' ORDER BY old_id' );
+ return $dbr->selectField( 'revision', 'rev_id',
+ 'rev_page=' . IntVal( $this->getArticleId() ) .
+ ' AND rev_id>' . IntVal( $revision ) . ' ORDER BY rev_id' );
}
+ /**
+ * Compare with another title.
+ *
+ * @param Title $title
+ * @return bool
+ */
+ function equals( &$title ) {
+ return $this->getInterwiki() == $title->getInterwiki()
+ && $this->getNamespace() == $title->getNamespace()
+ && $this->getDbkey() == $title->getDbkey();
+ }
+
+ /**
+ * Check if page exists
+ * @return bool
+ */
+ function exists() {
+ return $this->getArticleId() != 0;
+ }
+
+ /**
+ * Should a link should be displayed as a known link, just based on its title?
+ *
+ * Currently, a self-link with a fragment, special pages and image pages are in
+ * this category. Special pages never exist in the database. Some images do not
+ * have description pages in the database, but the description page contains
+ * useful history information that the user may want to link to.
+ */
+ function isAlwaysKnown() {
+ return $this->isExternal() || ( 0 == $this->mNamespace && "" == $this->mDbkeyform )
+ || NS_SPECIAL == $this->mNamespace || NS_IMAGE == $this->mNamespace;
+ }
+
+ /**
+ * Update page_touched timestamps on pages linking to this title.
+ * In principal, this could be backgrounded and could also do squid
+ * purging.
+ */
+ function touchLinks() {
+ $fname = 'Title::touchLinks';
+
+ $dbw =& wfGetDB( DB_MASTER );
+
+ $res = $dbw->select( 'pagelinks',
+ array( 'pl_from' ),
+ array(
+ 'pl_namespace' => $this->getNamespace(),
+ 'pl_title' => $this->getDbKey() ),
+ $fname );
+ if ( 0 == $dbw->numRows( $res ) ) {
+ return;
+ }
+
+ $arr = array();
+ $toucharr = array();
+ while( $row = $dbw->fetchObject( $res ) ) {
+ $toucharr[] = $row->pl_from;
+ }
+
+ $dbw->update( 'page', /* SET */ array( 'page_touched' => $dbw->timestamp() ),
+ /* WHERE */ array( 'page_id' => $toucharr ),$fname);
+ }
}
?>