<?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.
*
- * @todo migrate comments to phpdoc format
* @package MediaWiki
*/
class Title {
- # All member variables should be considered private
- # Please use the accessor functions
+ /**
+ * All member variables should be considered private
+ * Please use the accessor functions
+ */
+
+ /**#@+
+ * @access private
+ */
var $mTextform; # Text form (spaces not underscores) of the main part
var $mUrlform; # URL-encoded form of the main part
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()
+ /**#@-*/
-#----------------------------------------------------------------------------
-# Construction
-#----------------------------------------------------------------------------
+ /**
+ * Constructor
+ * @access private
+ */
/* private */ function Title() {
$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;
}
- # From a prefixed DB key
+ /**
+ * Create a new Title from a prefixed DB key
+ * @param string $key The database key, which has underscores
+ * instead of spaces, possibly including namespace and
+ * interwiki prefixes
+ * @return Title the new object, or NULL on an error
+ * @static
+ * @access public
+ */
/* static */ function newFromDBkey( $key ) {
$t = new Title();
$t->mDbkeyform = $key;
return NULL;
}
- # From text, such as what you would find in a link
- /* static */ function newFromText( $text, $defaultNamespace = 0 ) {
+ /**
+ * Create a new Title from text, such as what one would
+ * find in a link. Decodes any HTML entities in the text.
+ *
+ * @param string $text the link text; spaces, prefixes,
+ * and an initial ':' indicating the main namespace
+ * are accepted
+ * @param int $defaultNamespace the namespace to use if
+ * none is specified by a prefix
+ * @return Title the new object, or NULL on an error
+ * @static
+ * @access public
+ */
+ 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' );
}
+
+ /**
+ * 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];
+ }
+
+ /**
+ * Convert things like é into real text...
+ */
global $wgInputEncoding;
- $text = do_html_entity_decode( $text, ENT_COMPAT, $wgInputEncoding );
+ $filteredText = do_html_entity_decode( $text, ENT_COMPAT, $wgInputEncoding );
- $text = wfMungeToUtf8( $text );
-
+ /**
+ * Convert things like ā or 〗 into real text...
+ * WARNING: Not friendly to internal links on a latin-1 wiki.
+ */
+ $filteredText = wfMungeToUtf8( $filteredText );
# What was this for? TS 2004-03-03
# $text = urldecode( $text );
- $t = new Title();
- $t->mDbkeyform = str_replace( ' ', '_', $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;
}
}
- # From a URL-encoded title
- /* static */ function newFromURL( $url ) {
+ /**
+ * Create a new Title from URL-encoded text. Ensures that
+ * the given title's length does not exceed the maximum.
+ * @param string $url the title, as might be taken from a URL
+ * @return Title the new object, or NULL on an error
+ * @static
+ * @access public
+ */
+ function newFromURL( $url ) {
global $wgLang, $wgServer;
$t = new Title();
$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;
}
}
- # From a cur_id
- # This is inefficiently implemented, the cur row is requested but not
- # used for anything else
- /* static */ function newFromID( $id ) {
+ /**
+ * Create a new Title from an article ID
+ *
+ * @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
+ */
+ 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;
}
- # 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.
- /* static */ function &makeTitle( $ns, $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
+ */
+ 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;
}
-
- # From a namespace index and a DB key.
- # These will be checked for validity, which is a bit slower
- # than makeTitle() but safer for user-provided data.
- /* static */ function makeTitleSafe( $ns, $title ) {
+
+ /**
+ * 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
+ */
+ function makeTitleSafe( $ns, $title ) {
$t = new Title();
$t->mDbkeyform = Title::makeName( $ns, $title );
if( $t->secureAndSplit() ) {
}
}
- /* static */ function newMainPage() {
- return Title::newFromText( wfMsg( 'mainpage' ) );
+ /**
+ * Create a new Title for the Main Page
+ *
+ * @static
+ * @return Title the new object
+ * @access public
+ */
+ function newMainPage() {
+ return Title::newFromText( wfMsgForContent( 'mainpage' ) );
}
- # Get the title object for a redirect
- # Returns NULL if the text is not a valid redirect
- /* static */ function newFromRedirect( $text ) {
+ /**
+ * Create a new Title for a redirect
+ * @param string $text the redirect title text
+ * @return Title the new object, or NULL if the text is not a
+ * valid redirect
+ * @static
+ * @access public
+ */
+ 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) == ':') {
$rt = Title::newFromText( $m[1] );
# Disallow redirects to Special:Userlogout
- if ( $rt->getNamespace() == NS_SPECIAL && preg_match( '/^Userlogout/i', $rt->getText() ) ) {
+ if ( !is_null($rt) && $rt->getNamespace() == NS_SPECIAL && preg_match( '/^Userlogout/i', $rt->getText() ) ) {
$rt = NULL;
}
}
# Static functions
#----------------------------------------------------------------------------
- # Get the prefixed DB key associated with an ID
- /* static */ function nameOf( $id ) {
+ /**
+ * Get the prefixed DB key associated with an ID
+ * @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
+ */
+ 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;
}
- # Get a regex character class describing the legal characters in a link
+ /**
+ * Get a regex character class describing the legal characters in a link
+ * @return string the list of characters, not delimited
+ * @static
+ * @access public
+ */
/* static */ function legalChars() {
# Missing characters:
# * []|# Needed for link syntax
# Theoretically 0x80-0x9F of ISO 8859-1 should be disallowed, but
# this breaks interlanguage links
- $set = " %!\"$&'()*,\\-.\\/0-9:;=?@A-Z\\\\^_`a-z{}~\\x80-\\xFF";
+ $set = " %!\"$&'()*,\\-.\\/0-9:;=?@A-Z\\\\^_`a-z~\\x80-\\xFF";
return $set;
}
- # Returns a stripped-down a title string ready for the search index
- # Takes a namespace index and a text-form main part
+ /**
+ * Get a string representation of a title suitable for
+ * including in a search index
+ *
+ * @param int $ns a namespace index
+ * @param string $title text-form main part
+ * @return string a stripped-down title string ready for the
+ * search index
+ */
/* static */ function indexTitle( $ns, $title ) {
- global $wgDBminWordLen, $wgLang;
+ global $wgDBminWordLen, $wgContLang;
require_once( 'SearchEngine.php' );
$lc = SearchEngine::legalSearchChars() . '&#;';
- $t = $wgLang->stripForSearch( $title );
+ $t = $wgContLang->stripForSearch( $title );
$t = preg_replace( "/[^{$lc}]+/", ' ', $t );
$t = strtolower( $t );
$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
+ /*
+ * Make a prefixed DB key from a DB key and a namespace index
+ * @param int $ns numerical representation of the namespace
+ * @param string $title the DB key form the title
+ * @return string the prefixed form of the title
+ */
/* static */ function makeName( $ns, $title ) {
- global $wgLang;
+ global $wgContLang;
- $n = $wgLang->getNsText( $ns );
- if ( '' == $n ) { return $title; }
- else { return $n.':'.$title; }
+ $n = $wgContLang->getNsText( $ns );
+ return $n == '' ? $title : "$n:$title";
}
- # Arguably static
- # Returns the URL associated with an interwiki prefix
- # The URL contains $1, which is replaced by the title
+ /**
+ * Returns the URL associated with an interwiki prefix
+ * @param string $key the interwiki prefix (e.g. "MeatBall")
+ * @return the associated URL, containing "$1", which should be
+ * replaced by an article title
+ * @static (arguably)
+ * @access public
+ */
function getInterwikiLink( $key ) {
global $wgMemc, $wgDBname, $wgInterwikiExpiry, $wgTitleInterwikiCache;
$fname = 'Title::getInterwikiLink';
+
+ wfProfileIn( $fname );
+
$k = $wgDBname.':interwiki:'.$key;
-
- if( array_key_exists( $k, $wgTitleInterwikiCache ) )
+ if( array_key_exists( $k, $wgTitleInterwikiCache ) ) {
+ wfProfileOut( $fname );
return $wgTitleInterwikiCache[$k]->iw_url;
+ }
$s = $wgMemc->get( $k );
# Ignore old keys with no iw_local
if( $s && isset( $s->iw_local ) ) {
$wgTitleInterwikiCache[$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' ),
+ 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 = '';
}
$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.
+ *
+ * @return bool TRUE if this is an in-project interwiki link
+ * or a wikilink, FALSE otherwise
+ * @access public
+ */
function isLocal() {
global $wgTitleInterwikiCache, $wgDBname;
}
}
- # Update the cur_touched field for an array of title objects
- # Inefficient unless the IDs are already loaded into the link cache
- /* static */ function touchArray( $titles, $timestamp = '' ) {
+ /**
+ * 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
+ * @param string $timestamp the timestamp to use instead of the
+ * default current time
+ * @static
+ * @access public
+ */
+ 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 ) {
# Other stuff
#----------------------------------------------------------------------------
- # Simple accessors
- # See the definitions at the top of this file
-
+ /** Simple accessors */
+ /**
+ * Get the text form (spaces not underscores) of the main part
+ * @return string
+ * @access public
+ */
function getText() { return $this->mTextform; }
+ /**
+ * Get the URL-encoded form of the main part
+ * @return string
+ * @access public
+ */
function getPartialURL() { return $this->mUrlform; }
+ /**
+ * Get the main part with underscores
+ * @return string
+ * @access public
+ */
function getDBkey() { return $this->mDbkeyform; }
+ /**
+ * Get the namespace index, i.e. one of the NS_xxxx constants
+ * @return int
+ * @access public
+ */
function getNamespace() { return $this->mNamespace; }
- function setNamespace( $n ) { $this->mNamespace = $n; }
+ /**
+ * Get the interwiki prefix (or null string)
+ * @return string
+ * @access public
+ */
function getInterwiki() { return $this->mInterwiki; }
+ /**
+ * Get the Title fragment (i.e. the bit after the #)
+ * @return string
+ * @access public
+ */
function getFragment() { return $this->mFragment; }
+ /**
+ * Get the default namespace index, for when there is no namespace
+ * @return int
+ * @access public
+ */
function getDefaultNamespace() { return $this->mDefaultNamespace; }
- # Get title for search index
+ /**
+ * Get title for search index
+ * @return string a stripped-down title string ready for the
+ * search index
+ */
function getIndexTitle() {
return Title::indexTitle( $this->mNamespace, $this->mTextform );
}
- # Get prefixed title with underscores
+ /**
+ * Get the prefixed database key form
+ * @return string the prefixed title, with underscores and
+ * any interwiki and namespace prefixes
+ * @access public
+ */
function getPrefixedDBkey() {
$s = $this->prefix( $this->mDbkeyform );
$s = str_replace( ' ', '_', $s );
return $s;
}
- # Get prefixed title with spaces
- # This is the form usually used for display
+ /**
+ * Get the prefixed title with spaces.
+ * This is the form usually used for display
+ * @return string the prefixed title, with spaces
+ * @access public
+ */
function getPrefixedText() {
+ global $wgContLang;
if ( empty( $this->mPrefixedText ) ) {
$s = $this->prefix( $this->mTextform );
$s = str_replace( '_', ' ', $s );
return $this->mPrefixedText;
}
- # As getPrefixedText(), plus fragment.
+ /**
+ * Get the prefixed title with spaces, plus any fragment
+ * (part beginning with '#')
+ * @return string the prefixed title, with spaces and
+ * the fragment, including '#'
+ * @access public
+ */
function getFullText() {
+ global $wgContLang;
$text = $this->getPrefixedText();
if( '' != $this->mFragment ) {
$text .= '#' . $this->mFragment;
return $text;
}
- # Get a URL-encoded title (not an actual URL) including interwiki
+ /**
+ * Get a URL-encoded title (not an actual URL) including interwiki
+ * @return string the URL-encoded form
+ * @access public
+ */
function getPrefixedURL() {
$s = $this->prefix( $this->mDbkeyform );
$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 );
return $s;
}
- # Get a real URL referring to this title, with interwiki link and fragment
+ /**
+ * Get a real URL referring to this title, with interwiki link and
+ * fragment
+ *
+ * @param string $query an optional query string, not used
+ * for interwiki links
+ * @return string the URL
+ * @access public
+ */
function getFullURL( $query = '' ) {
- global $wgLang, $wgArticlePath, $wgServer, $wgScript;
+ global $wgContLang, $wgServer, $wgScript;
if ( '' == $this->mInterwiki ) {
- $p = $wgArticlePath;
return $wgServer . $this->getLocalUrl( $query );
} else {
$baseUrl = $this->getInterwikiLink( $this->mInterwiki );
- $namespace = $wgLang->getNsText( $this->mNamespace );
+ $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 .= '&';
+ }
+ $url .= $query;
+ }
if ( '' != $this->mFragment ) {
$url .= '#' . $this->mFragment;
}
}
}
- # Get a URL with an optional query string, no fragment
- # * If $query=="", it will use $wgArticlePath
- # * Returns a full for an interwiki link, loses any query string
- # * Optionally adds the server and escapes for HTML
- # * Setting $query to "-" makes an old-style URL with nothing in the
- # query except a title
+ /**
+ * Get a relative directory for putting an HTML version of this article into
+ */
+ function getHashedDirectory() {
+ $dbkey = $this->getPrefixedDBkey();
+ if ( strlen( $dbkey ) < 2 ) {
+ $dbkey = sprintf( "%2s", $dbkey );
+ }
+ $dir = '';
+ for ( $i=0; $i<=1; $i++ ) {
+ if ( $i ) {
+ $dir .= '/';
+ }
+ if ( ord( $dbkey{$i} ) < 128 && ord( $dbkey{$i} ) > 32 ) {
+ $dir .= strtolower( $dbkey{$i} );
+ } else {
+ $dir .= sprintf( "%02X", ord( $dbkey{$i} ) );
+ }
+ }
+ return $dir;
+ }
- function getURL() {
- die( 'Call to obsolete obsolete function Title::getURL()' );
+ function getHashedFilename() {
+ $dbkey = $this->getPrefixedDBkey();
+ $dir = $this->getHashedDirectory();
+ $friendlyName = strtr( $dbkey, '/\\:*?"<>|', '_________' );
+ return "$dir/$friendlyName.html";
}
+ /**
+ * Get a URL with no fragment or server name
+ * @param string $query an optional query string; if not specified,
+ * $wgArticlePath will be used.
+ * @return string the URL
+ * @access public
+ */
function getLocalURL( $query = '' ) {
- global $wgLang, $wgArticlePath, $wgScript;
+ global $wgLang, $wgArticlePath, $wgScript, $wgMakeDumpLinks;
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, $wgArticlePath );
} else {
+ if( preg_match( '/^(.*&|)action=([^&]*)(&(.*)|)$/', $query, $matches ) ) {
+ global $wgActionPaths;
+ $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;
}
-
+
+ /**
+ * Get an HTML-escaped version of the URL form, suitable for
+ * using in a link, without a server name or fragment
+ * @param string $query an optional query string
+ * @return string the URL
+ * @access public
+ */
function escapeLocalURL( $query = '' ) {
return htmlspecialchars( $this->getLocalURL( $query ) );
}
-
+
+ /**
+ * Get an HTML-escaped version of the URL form, suitable for
+ * using in a link, including the server name and fragment
+ *
+ * @return string the URL
+ * @param string $query an optional query string
+ * @access public
+ */
function escapeFullURL( $query = '' ) {
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.
+ *
+ * @param string $query an optional query string
+ * @return string the URL
+ * @access public
+ */
function getInternalURL( $query = '' ) {
- # Used in various Squid-related code, in case we have a different
- # internal hostname for the server than the exposed one.
global $wgInternalServer;
return $wgInternalServer . $this->getLocalURL( $query );
}
- # Get the edit URL, or a null string if it is an interwiki link
+ /**
+ * Get the edit URL for this Title
+ * @return string the URL, or a null string if this is an
+ * interwiki link
+ * @access public
+ */
function getEditURL() {
global $wgServer, $wgScript;
return $s;
}
- # Get HTML-escaped displayable text
- # For the title field in <a> tags
+ /**
+ * Get the HTML-escaped displayable text form.
+ * Used for the title field in <a> tags.
+ * @return string the text, including any prefixes
+ * @access public
+ */
function getEscapedText() {
return htmlspecialchars( $this->getPrefixedText() );
}
- # Is the title interwiki?
+ /**
+ * Is this Title interwiki?
+ * @return boolean
+ * @access public
+ */
function isExternal() { return ( '' != $this->mInterwiki ); }
- # Does the title correspond to a protected article?
- function isProtected() {
+ /**
+ * Does the title correspond to a protected article?
+ * @param string $what the action the page is protected from,
+ * by default checks move and edit
+ * @return boolean
+ * @access public
+ */
+ function isProtected($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.
- function isLog() {
- if ( $this->mNamespace != Namespace::getWikipedia() ) {
- return false;
- }
- if ( ( 0 == strcmp( wfMsg( 'uploadlogpage' ), $this->mDbkeyform ) ) ||
- ( 0 == strcmp( wfMsg( 'dellogpage' ), $this->mDbkeyform ) ) ) {
- return true;
+ if($action == 'edit' || $action == '') {
+ $a = $this->getRestrictions("edit");
+ if ( in_array( 'sysop', $a ) ) { return true; }
}
+ if($action == 'move' || $action == '') {
+ $a = $this->getRestrictions("move");
+ if ( in_array( 'sysop', $a ) ) { return true; }
+ }
return false;
}
- # Is $wgUser is watching this page?
+ /**
+ * Is $wgUser is watching this page?
+ * @return boolean
+ * @access public
+ */
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?
- function userCanEdit() {
+ /**
+ * Is $wgUser perform $action this page?
+ * @param string $action action that permission needs to be checked for
+ * @return boolean
+ * @access private
+ */
+ function userCan($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; }
+ && 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
+ * @access public
+ */
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->mId == NS_SPECIAL
+ && $this->getText() == 'Userlogin' ) {
+ return true;
+ }
+
+ /** some pages are explicitly allowed */
+ $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;
+ }
+ }
}
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?
+ * @return bool
+ * @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?
+ * @return bool
+ * @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
+ * this page?
+ *
+ * @return boolean
+ * @todo XXX: this might be better using restrictions
+ * @access public
+ */
function userCanEditCssJsSubpage() {
- # protect css/js subpages of user pages
- # XXX: this might be better using restrictions
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) );
}
- # Accessor/initialisation for mRestrictions
- function getRestrictions() {
+ /**
+ * 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 $action action that permission needs to be checked for
+ * @return array the array of groups allowed to edit this article
+ * @access public
+ */
+ function getRestrictions($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?
- # Returns the number of archived revisions
+ /**
+ * Is there a version of this page in the deletion archive?
+ * @return int the number of archived revisions
+ * @access public
+ */
function isDeleted() {
$fname = 'Title::isDeleted';
$dbr =& wfGetDB( DB_SLAVE );
- $n = $dbr->getField( 'archive', 'COUNT(*)', array( 'ar_namespace' => $this->getNamespace(),
+ $n = $dbr->selectField( 'archive', 'COUNT(*)', array( 'ar_namespace' => $this->getNamespace(),
'ar_title' => $this->getDBkey() ), $fname );
return (int)$n;
}
- # Get the article ID from the link cache
- # $flags is a bit field, may be GAID_FOR_UPDATE to select for update
+ /**
+ * Get the article ID for this Title from the link cache,
+ * adding it if necessary
+ * @param int $flags a bit field; may be GAID_FOR_UPDATE to select
+ * for update
+ * @return int the ID
+ * @access public
+ */
function getArticleID( $flags = 0 ) {
global $wgLinkCache;
return $this->mArticleID;
}
- # 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 Article::doDeleteArticle()
+ /**
+ * 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 page_id. It's also called from
+ * Article::doDeleteArticle()
+ *
+ * @param int $newid the new Article ID
+ * @access public
+ */
function resetArticleID( $newid ) {
global $wgLinkCache;
$wgLinkCache->clearBadLink( $this->getPrefixedDBkey() );
$this->mRestrictions = array();
}
- # Updates cur_touched
- # 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',
+ $success = $dbw->update( 'page',
array( /* SET */
- 'cur_touched' => $dbw->timestamp()
+ 'page_touched' => $dbw->timestamp()
), array( /* WHERE */
- 'cur_namespace' => $this->getNamespace() ,
- 'cur_title' => $this->getDBkey()
+ 'page_namespace' => $this->getNamespace() ,
+ 'page_title' => $this->getDBkey()
), 'Title::invalidateCache'
);
return $success;
}
- # Prefixes some arbitrary text with the namespace or interwiki prefix of this object
+ /**
+ * Prefix some arbitrary text with the namespace or interwiki prefix
+ * of this object
+ *
+ * @param string $name the text
+ * @return string the prefixed text
+ * @access private
+ */
/* private */ function prefix( $name ) {
- global $wgLang;
+ global $wgContLang;
$p = '';
if ( '' != $this->mInterwiki ) {
$p = $this->mInterwiki . ':';
}
if ( 0 != $this->mNamespace ) {
- $p .= $wgLang->getNsText( $this->mNamespace ) . ':';
+ $p .= $wgContLang->getNsText( $this->mNamespace ) . ':';
}
return $p . $name;
}
- # Secure and split - main initialisation function for this object
- #
- # Assumes that mDbkeyform has been set, and is urldecoded
- # and uses underscores, but not otherwise munged. This function
- # removes illegal characters, splits off the interwiki and
- # namespace prefixes, sets the other forms, and canonicalizes
- # everything.
- #
- /* private */ function secureAndSplit()
- {
- global $wgLang, $wgLocalInterwiki, $wgCapitalLinks;
+ /**
+ * Secure and split - main initialisation function for this object
+ *
+ * Assumes that mDbkeyform has been set, and is urldecoded
+ * and uses underscores, but not otherwise munged. This function
+ * removes illegal characters, splits off the interwiki and
+ * namespace prefixes, sets the other forms, and canonicalizes
+ * everything.
+ * @return bool true on success
+ * @access private
+ */
+ /* private */ function secureAndSplit() {
+ global $wgContLang, $wgLocalInterwiki, $wgCapitalLinks;
$fname = 'Title::secureAndSplit';
wfProfileIn( $fname );
- static $imgpre = false;
- static $rxTc = false;
-
# Initialisation
- if ( $imgpre === false ) {
- $imgpre = ':' . $wgLang->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 = $wgLang->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 ) {
if ( false !== $f ) {
$this->mFragment = substr( $f, 1 );
$r = substr( $r, 0, strlen( $r ) - strlen( $f ) );
+ # remove whitespace again: prevents "Foo_bar_#"
+ # becoming "Foo_bar_"
+ $r = preg_replace( '/_*$/', '', $r );
}
# Reject illegal characters.
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 = $wgLang->ucfirst( $r );
+ $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 );
return true;
}
- # Get a title object associated with the talk page of this article
+ /**
+ * Get a Title object associated with the talk page of this article
+ * @return Title the object for the talk page
+ * @access public
+ */
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 a title object associated with the subject page of this
+ * talk page
+ *
+ * @return Title the object for the subject page
+ * @access public
+ */
function getSubjectPage() {
return Title::makeTitle( Namespace::getSubject( $this->getNamespace() ), $this->getDBkey() );
}
- # Get an array of Title objects linking to this title
- # Also stores the IDs in the link cache
- # $options may be FOR UPDATE
+ /**
+ * Get an array of Title objects linking to this Title
+ * Also stores the IDs in the link cache.
+ *
+ * @param string $options may be FOR UPDATE
+ * @return array the Title objects linking here
+ * @access public
+ */
function getLinksTo( $options = '' ) {
global $wgLinkCache;
$id = $this->getArticleID();
} else {
$db =& wfGetDB( DB_SLAVE );
}
- $cur = $db->tableName( 'cur' );
+ $page = $db->tableName( 'page' );
$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";
+ $sql = "SELECT page_namespace,page_title,page_id FROM $page,$links WHERE l_from=page_id AND l_to={$id} $options";
$res = $db->query( $sql, 'Title::getLinksTo' );
$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->addGoodLink( $row->page_id, $titleObj->getPrefixedDBkey() );
$retVal[] = $titleObj;
}
}
return $retVal;
}
- # 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 linking to this non-existent title.
+ * - Also stores the IDs in the link cache.
+ *
+ * @param string $options may be FOR UPDATE
+ * @return array the Title objects linking here
+ * @access public
+ */
function getBrokenLinksTo( $options = '' ) {
global $wgLinkCache;
} else {
$db =& wfGetDB( DB_SLAVE );
}
- $cur = $db->tableName( 'cur' );
+ $page = $db->tableName( 'page' );
$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";
+ $sql = "SELECT page_namespace,page_title,page_id FROM $brokenlinks,$page " .
+ "WHERE bl_from=page_id AND bl_to='$encTitle' $options";
$res = $db->query( $sql, "Title::getBrokenLinksTo" );
$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() );
+ $titleObj = Title::makeTitle( $row->page_namespace, $row->page_title );
+ $wgLinkCache->addGoodLink( $row->page_id, $titleObj->getPrefixedDBkey() );
$retVal[] = $titleObj;
}
}
return $retVal;
}
+
+ /**
+ * 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
+ * @access public
+ */
+ function getBrokenLinksFrom( $options = '' ) {
+ global $wgLinkCache;
+
+ if ( $options ) {
+ $db =& wfGetDB( DB_MASTER );
+ } else {
+ $db =& wfGetDB( DB_SLAVE );
+ }
+ $page = $db->tableName( 'page' );
+ $brokenlinks = $db->tableName( 'brokenlinks' );
+ $id = $this->getArticleID();
+
+ $sql = "SELECT bl_to FROM $brokenlinks WHERE bl_from=$id $options";
+ $res = $db->query( $sql, "Title::getBrokenLinksFrom" );
+ $retVal = array();
+ if ( $db->numRows( $res ) ) {
+ while ( $row = $db->fetchObject( $res ) ) {
+ $retVal[] = Title::newFromText( $row->bl_to );
+ }
+ }
+ $db->freeResult( $res );
+ return $retVal;
+ }
+
+
+ /**
+ * Get a list of URLs to purge from the Squid cache when this
+ * page changes
+ *
+ * @return array the URLs
+ * @access public
+ */
function getSquidURLs() {
return array(
$this->getInternalURL(),
);
}
+ /**
+ * Move this page without authentication
+ * @param Title &$nt the new page Title
+ * @access public
+ */
function moveNoAuth( &$nt ) {
return $this->moveTo( $nt, false );
}
- # Move a title to a new location
- # Returns true on success, message name on failure
- # auth indicates whether wgUser's permissions should be checked
- function moveTo( &$nt, $auth = true ) {
+ /**
+ * Check whether a given move operation would be valid.
+ * Returns true if ok, or a message key string for an error message
+ * if invalid. (Scarrrrry ugly interface this.)
+ * @param Title &$nt the new title
+ * @param bool $auth indicates whether $wgUser's permissions
+ * should be checked
+ * @return mixed true on success, message name on failure
+ * @access public
+ */
+ function isValidMoveOperation( &$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';
}
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;
+ }
+ if( $nt->exists() ) {
+ $this->moveOverExistingRedirect( $nt, $reason );
} else { # Target didn't exist, do normal move.
- $this->moveToNewTitle( $nt, $newid );
+ $this->moveToNewTitle( $nt, $newid, $reason );
}
# 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() ) .
+ $categorylinks = $dbw->tableName( 'categorylinks' );
+ $sql = "UPDATE $categorylinks SET cl_sortkey=" . $dbw->addQuotes( $nt->getPrefixedText() ) .
" WHERE cl_from=" . $dbw->addQuotes( $this->getArticleID() ) .
" AND cl_sortkey=" . $dbw->addQuotes( $this->getPrefixedText() );
$dbw->query( $sql, 'SpecialMovepage::doSubmit' );
$u = new SearchUpdate( $newid, $this->getPrefixedDBkey(), '' );
$u->doUpdate();
+ wfRunHooks( 'TitleMoveComplete', array(&$this, &$nt, &$wgUser, $oldid, $newid) );
return true;
}
- # Move page to title which is presently a redirect to the source page
-
- /* private */ function moveOverExistingRedirect( &$nt ) {
+ /**
+ * Move page to a title which is at present a redirect to the
+ * source page
+ *
+ * @param Title &$nt the page to move to, which should currently
+ * be a redirect
+ * @access private
+ */
+ function moveOverExistingRedirect( &$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 );
+ $now = wfTimestampNow();
+ $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,
+ wfMsg( '1movedto2', $this->getPrefixedText(), $nt->getPrefixedText() ),
+ true );
+ $nullRevId = $nullRevision->insertOn( $dbw );
+
# Change the name of the target page:
- $dbw->updateArray( 'cur',
+ $dbw->update( 'page',
/* SET */ array(
- 'cur_touched' => $dbw->timestamp($now),
- 'cur_namespace' => $nt->getNamespace(),
- 'cur_title' => $nt->getDBkey()
+ 'page_touched' => $dbw->timestamp($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() );
- # 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
- );
+ # Log the move
+ $log = new LogPage( 'move' );
+ $log->addEntry( 'move_redir', $this, $reason, array( 1 => $nt->getPrefixedText() ) );
- RecentChange::notifyMoveOverRedirect( $now, $this, $nt, $wgUser, $comment );
-
# Swap links
# Load titles and IDs
$sql .= "($id, $oldid)";
}
- $dbw->query( $sql, DB_MASTER, $fname );
+ $dbw->query( $sql, $fname );
}
# 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 ) );
+ $dbw->insert( 'links', array( 'l_from' => $newid, 'l_to' => $oldid ) );
# Clear linkscc
LinkCache::linksccClearLinksTo( $oldid );
}
}
- # Move page to non-existing title.
- # Sets $newid to be the new article ID
-
- /* private */ function moveToNewTitle( &$nt, &$newid ) {
+ /**
+ * Move page to non-existing title.
+ * @param Title &$nt the new Title
+ * @param int &$newid set to be the new article ID
+ * @access private
+ */
+ function moveToNewTitle( &$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 = wfRandom();
+
+ # Save a null revision in the page's history notifying of the move
+ $nullRevision = Revision::newNullRevision( $dbw, $oldid,
+ wfMsg( '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_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
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 );
+ $dbw->update( '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( 'links', array( 'l_from' => $newid, 'l_to' => $oldid ), $fname );
# Non-existent target may have had broken links to it; these must
# now be removed and made into good links.
}
}
- # Checks if $this can be moved to $nt
- # Selects for update, so don't call it unless you mean business
+ /**
+ * Checks if $this can be moved to a given Title
+ * - Selects for update, so don't call it unless you mean business
+ *
+ * @param Title &$nt the new title to check
+ * @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;
}
# 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()
+ $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 $row === false;
}
- # Create a redirect, fails if the title already exists, does not notify RC
- # Returns success
+ /**
+ * Create a redirect; fails if the title already exists; does
+ * not notify RC
+ *
+ * @param Title $dest the destination of the redirect
+ * @param string $comment the comment string describing the move
+ * @return bool true on success
+ * @access public
+ */
function createRedirect( $dest, $comment ) {
global $wgUser;
if ( $this->getArticleID() ) {
$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',
+ $dbw->insert( 'links',
array(
'l_to' => $dest->getArticleID(),
'l_from' => $newid
), $fname
);
} else {
- $dbw->insertArray( 'brokenlinks',
+ $dbw->insert( 'brokenlinks',
array(
'bl_to' => $dest->getPrefixedDBkey(),
'bl_from' => $newid
return true;
}
- # Get categories to wich belong this title and return an array of
- # categories names.
- # Return an array of parents in the form:
- # $parent => $currentarticle
+ /**
+ * Get categories to which this Title belongs and return an array of
+ * categories' names.
+ *
+ * @return array an array of parents in the form:
+ * $parent => $currentarticle
+ * @access public
+ */
function getParentCategories() {
- global $wgLang,$wgUser;
+ 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";
if($dbr->numRows($res) > 0) {
while ( $x = $dbr->fetchObject ( $res ) )
- //$data[] = Title::newFromText($wgLang->getNSText ( NS_CATEGORY ).':'.$x->cl_to);
- $data[$wgLang->getNSText ( NS_CATEGORY ).':'.$x->cl_to] = $this->getFullText();
+ //$data[] = Title::newFromText($wgContLang->getNSText ( NS_CATEGORY ).':'.$x->cl_to);
+ $data[$wgContLang->getNSText ( NS_CATEGORY ).':'.$x->cl_to] = $this->getFullText();
$dbr->freeResult ( $res ) ;
} else {
$data = '';
return $data;
}
- # Go through all parents
- function getCategorieBrowser() {
+ /**
+ * 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 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 {
}
- # Returns an associative array for selecting this title from cur
+ /**
+ * Get an associative array for selecting this title from
+ * the "cur" 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 );
}
+
+ /**
+ * Get the revision ID of the previous revision
+ *
+ * @param integer $revision Revision ID. Get the revision that was before this one.
+ * @return interger $oldrevision|false
+ */
+ function getPreviousRevisionID( $revision ) {
+ $dbr =& wfGetDB( DB_SLAVE );
+ return $dbr->selectField( 'revision', 'rev_id',
+ 'rev_page=' . IntVal( $this->getArticleId() ) .
+ ' AND rev_id<' . IntVal( $revision ) . ' ORDER BY rev_id DESC' );
+ }
+
+ /**
+ * Get the revision ID of the next revision
+ *
+ * @param integer $revision Revision ID. Get the revision that was after this one.
+ * @return interger $oldrevision|false
+ */
+ function getNextRevisionID( $revision ) {
+ $dbr =& wfGetDB( DB_SLAVE );
+ 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 ( 0 == $this->mNamespace && "" == $this->mDbkeyform )
+ || NS_SPECIAL == $this->mNamespace || NS_IMAGE == $this->mNamespace;
+ }
}
?>