3 * Provide things related to namespaces
8 * This is not a valid entry point, perform no further processing unless MEDIAWIKI is defined
10 if( defined( 'MEDIAWIKI' ) ) {
14 * Definitions of the NS_ constants are in Defines.php
17 $wgCanonicalNamespaceNames = array(
19 NS_SPECIAL
=> 'Special',
22 NS_USER_TALK
=> 'User_talk',
23 NS_PROJECT
=> 'Project',
24 NS_PROJECT_TALK
=> 'Project_talk',
26 NS_IMAGE_TALK
=> 'Image_talk',
27 NS_MEDIAWIKI
=> 'MediaWiki',
28 NS_MEDIAWIKI_TALK
=> 'MediaWiki_talk',
29 NS_TEMPLATE
=> 'Template',
30 NS_TEMPLATE_TALK
=> 'Template_talk',
32 NS_HELP_TALK
=> 'Help_talk',
33 NS_CATEGORY
=> 'Category',
34 NS_CATEGORY_TALK
=> 'Category_talk'
37 if( defined( 'MEDIAWIKI' ) && is_array( $wgExtraNamespaces ) ) {
38 $wgCanonicalNamespaceNames = $wgCanonicalNamespaceNames +
$wgExtraNamespaces;
42 * This is a utility class with only static functions
43 * for dealing with namespaces that encodes all the
44 * "magic" behaviors of them based on index. The textual
45 * names of the namespaces are handled by Language.php.
47 * These are synonyms for the names given in the language file
48 * Users and translators should not change them
55 * These functions are deprecated
58 function getSpecial() { return NS_SPECIAL
; }
59 function getUser() { return NS_USER
; }
60 function getWikipedia() { return NS_PROJECT
; }
61 function getImage() { return NS_IMAGE
; }
62 function getMedia() { return NS_MEDIA
; }
63 function getCategory() { return NS_CATEGORY
; }
67 * Check if the given namespace might be moved
70 function isMovable( $index ) {
71 if ( $index < NS_MAIN ||
$index == NS_IMAGE ||
$index == NS_CATEGORY
) {
78 * Check if the give namespace is a talk page
81 function isTalk( $index ) {
82 global $wgExtraNamespaces;
83 return ( $index == NS_TALK ||
$index == NS_USER_TALK ||
84 $index == NS_PROJECT_TALK ||
$index == NS_IMAGE_TALK ||
85 $index == NS_MEDIAWIKI_TALK ||
$index == NS_TEMPLATE_TALK ||
86 $index == NS_HELP_TALK ||
$index == NS_CATEGORY_TALK
87 ||
( (isset($wgExtraNamespaces) && $index %
2) )
93 * Get the talk namespace corresponding to the given index
95 function getTalk( $index ) {
96 if ( Namespace::isTalk( $index ) ) {
104 function getSubject( $index ) {
105 if ( Namespace::isTalk( $index ) ) {
113 * Returns the canonical (English Wikipedia) name for a given index
115 function &getCanonicalName( $index ) {
116 global $wgCanonicalNamespaceNames;
117 return $wgCanonicalNamespaceNames[$index];
121 * Returns the index for a given canonical name, or NULL
122 * The input *must* be converted to lower case first
124 function &getCanonicalIndex( $name ) {
125 global $wgCanonicalNamespaceNames;
126 static $xNamespaces = false;
127 if ( $xNamespaces === false ) {
128 $xNamespaces = array();
129 foreach ( $wgCanonicalNamespaceNames as $i => $text ) {
130 $xNamespaces[strtolower($text)] = $i;
133 if ( array_key_exists( $name, $xNamespaces ) ) {
134 return $xNamespaces[$name];