* @file
*/
-/**
- * Definitions of the NS_ constants are in Defines.php
- * @private
- */
-$wgCanonicalNamespaceNames = array(
- NS_MEDIA => 'Media',
- NS_SPECIAL => 'Special',
- NS_TALK => 'Talk',
- NS_USER => 'User',
- NS_USER_TALK => 'User_talk',
- NS_PROJECT => 'Project',
- NS_PROJECT_TALK => 'Project_talk',
- NS_FILE => 'File',
- NS_FILE_TALK => 'File_talk',
- NS_MEDIAWIKI => 'MediaWiki',
- NS_MEDIAWIKI_TALK => 'MediaWiki_talk',
- NS_TEMPLATE => 'Template',
- NS_TEMPLATE_TALK => 'Template_talk',
- NS_HELP => 'Help',
- NS_HELP_TALK => 'Help_talk',
- NS_CATEGORY => 'Category',
- NS_CATEGORY_TALK => 'Category_talk',
-);
-
-/// @todo UGLY UGLY
-if( is_array( $wgExtraNamespaces ) ) {
- $wgCanonicalNamespaceNames = $wgCanonicalNamespaceNames + $wgExtraNamespaces;
-}
-
/**
* This is a utility class with only static functions
* for dealing with namespaces that encodes all the
*/
private static $alwaysCapitalizedNamespaces = array( NS_SPECIAL, NS_USER, NS_MEDIAWIKI );
+ /**
+ * Throw an exception when trying to get the subject or talk page
+ * for a given namespace where it does not make sense.
+ * Special namespaces are defined in includes/Defines.php and have
+ * a value below 0 (ex: NS_SPECIAL = -1 , NS_MEDIA = -2)
+ *
+ * @param $index
+ * @param $method
+ *
+ * @return bool
+ */
+ private static function isMethodValidFor( $index, $method ) {
+ if ( $index < NS_MAIN ) {
+ throw new MWException( "$method does not make any sense for given namespace $index" );
+ }
+ return true;
+ }
+
/**
* Can pages in the given namespace be moved?
*
*/
public static function isMovable( $index ) {
global $wgAllowImageMoving;
- return !( $index < NS_MAIN || ($index == NS_FILE && !$wgAllowImageMoving) || $index == NS_CATEGORY );
+ return !( $index < NS_MAIN || ( $index == NS_FILE && !$wgAllowImageMoving ) || $index == NS_CATEGORY );
}
/**
*
* @param $index Int: namespace index
* @return bool
+ * @since 1.19
*/
- public static function isMain( $index ) {
+ public static function isSubject( $index ) {
return !self::isTalk( $index );
}
+ /**
+ * @see self::isSubject
+ * @deprecated Please use the more consistently named isSubject (since 1.19)
+ * @return bool
+ */
+ public static function isMain( $index ) {
+ wfDeprecated( __METHOD__, '1.19' );
+ return self::isSubject( $index );
+ }
+
/**
* Is the given namespace a talk namespace?
*
* @return int
*/
public static function getTalk( $index ) {
+ self::isMethodValidFor( $index, __METHOD__ );
return self::isTalk( $index )
? $index
: $index + 1;
/**
* Get the subject namespace index for a given namespace
+ * Special namespaces (NS_MEDIA, NS_SPECIAL) are always the subject.
*
* @param $index Int: Namespace index
* @return int
*/
public static function getSubject( $index ) {
+ # Handle special namespaces
+ if ( $index < NS_MAIN ) {
+ return $index;
+ }
+
return self::isTalk( $index )
? $index - 1
: $index;
}
+ /**
+ * Get the associated namespace.
+ * For talk namespaces, returns the subject (non-talk) namespace
+ * For subject (non-talk) namespaces, returns the talk namespace
+ *
+ * @param $index Int: namespace index
+ * @return int or null if no associated namespace could be found
+ */
+ public static function getAssociated( $index ) {
+ self::isMethodValidFor( $index, __METHOD__ );
+
+ if ( self::isSubject( $index ) ) {
+ return self::getTalk( $index );
+ } elseif ( self::isTalk( $index ) ) {
+ return self::getSubject( $index );
+ } else {
+ return null;
+ }
+ }
+
/**
* Returns whether the specified namespace exists
+ *
+ * @param $index
+ *
+ * @return bool
+ * @since 1.19
*/
public static function exists( $index ) {
$nslist = self::getCanonicalNamespaces();
return isset( $nslist[$index] );
}
+ /**
+ * Returns whether the specified namespaces are the same namespace
+ *
+ * @note It's possible that in the future we may start using something
+ * other than just namespace indexes. Under that circumstance making use
+ * of this function rather than directly doing comparison will make
+ * sure that code will not potentially break.
+ *
+ * @param $ns1 int The first namespace index
+ * @param $ns2 int The second namespae index
+ *
+ * @return bool
+ * @since 1.19
+ */
+ public static function equals( $ns1, $ns2 ) {
+ return $ns1 == $ns2;
+ }
+
+ /**
+ * Returns whether the specified namespaces share the same subject.
+ * eg: NS_USER and NS_USER wil return true, as well
+ * NS_USER and NS_USER_TALK will return true.
+ *
+ * @param $ns1 int The first namespace index
+ * @param $ns2 int The second namespae index
+ *
+ * @return bool
+ * @since 1.19
+ */
+ public static function subjectEquals( $ns1, $ns2 ) {
+ return self::getSubject( $ns1 ) == self::getSubject( $ns2 );
+ }
/**
* Returns array of all defined namespaces with their canonical
* (English) names.
*
- * @return \array
+ * @return array
* @since 1.17
*/
public static function getCanonicalNamespaces() {
static $namespaces = null;
if ( $namespaces === null ) {
global $wgExtraNamespaces, $wgCanonicalNamespaceNames;
+ $namespaces = array( NS_MAIN => '' ) + $wgCanonicalNamespaceNames;
if ( is_array( $wgExtraNamespaces ) ) {
- $namespaces = $wgCanonicalNamespaceNames + $wgExtraNamespaces;
+ $namespaces += $wgExtraNamespaces;
}
- $namespaces[NS_MAIN] = '';
- var_dump( $namespaces );
+ wfRunHooks( 'CanonicalNamespaces', array( &$namespaces ) );
}
return $namespaces;
}
*/
public static function getCanonicalName( $index ) {
$nslist = self::getCanonicalNamespaces();
- if( isset( $nslist[$index] ) ) {
+ if ( isset( $nslist[$index] ) ) {
return $nslist[$index];
} else {
return false;
if ( $xNamespaces === false ) {
$xNamespaces = array();
foreach ( self::getCanonicalNamespaces() as $i => $text ) {
- $xNamespaces[strtolower($text)] = $i;
+ $xNamespaces[strtolower( $text )] = $i;
}
}
if ( array_key_exists( $name, $xNamespaces ) ) {
if ( is_null( $mValidNamespaces ) ) {
foreach ( array_keys( self::getCanonicalNamespaces() ) as $ns ) {
- if ( $ns > 0 ) {
+ if ( $ns >= 0 ) {
$mValidNamespaces[] = $ns;
}
}
return !empty( $wgNamespacesWithSubpages[$index] );
}
+ /**
+ * Get a list of all namespace indices which are considered to contain content
+ * @return array of namespace indices
+ */
+ public static function getContentNamespaces() {
+ global $wgContentNamespaces;
+ if ( !is_array( $wgContentNamespaces ) || $wgContentNamespaces === array() ) {
+ return NS_MAIN;
+ } elseif ( !in_array( NS_MAIN, $wgContentNamespaces ) ) {
+ // always force NS_MAIN to be part of array (to match the algorithm used by isContent)
+ return array_merge( array( NS_MAIN ), $wgContentNamespaces );
+ } else {
+ return $wgContentNamespaces;
+ }
+ }
/**
* Is the namespace first-letter capitalized?
*
// Default to the global setting
return $wgCapitalLinks;
}
+
+ /**
+ * Does the namespace (potentially) have different aliases for different
+ * genders. Not all languages make a distinction here.
+ *
+ * @since 1.18
+ * @param $index int Index to check
+ * @return bool
+ */
+ public static function hasGenderDistinction( $index ) {
+ return $index == NS_USER || $index == NS_USER_TALK;
+ }
+
}