2 # This is a utility class with only static functions
3 # for dealing with namespaces that encodes all the
4 # "magic" behaviors of them based on index. The textual
5 # names of the namespaces are handled by Language.php.
7 # Virtual namespaces; these don't appear in the page database:
8 define("NS_MEDIA", -2);
9 define("NS_SPECIAL", -1);
15 define("NS_USER_TALK", 3);
17 define("NS_WIKIPEDIA", 4);
18 define("NS_WP_TALK", 5);
19 define("NS_WIKIPEDIA_TALK", 5);
20 define("NS_IMAGE", 6);
21 define("NS_IMAGE_TALK", 7);
22 define("NS_MEDIAWIKI", 8);
23 define("NS_MEDIAWIKI_TALK", 9);
24 define("NS_TEMPLATE", 10);
25 define("NS_TEMPLATE_TALK", 11);
26 define("NS_HELP", 12);
27 define("NS_HELP_TALK", 13);
29 # These are synonyms for the names given in the language file
30 # Users and translators should not change them
31 /* private */ $wgCanonicalNamespaceNames = array(
33 NS_SPECIAL
=> "Special",
36 NS_USER_TALK
=> "User_talk",
37 NS_WIKIPEDIA
=> "Wikipedia",
38 NS_WIKIPEDIA_TALK
=> "Wikipedia_talk",
40 NS_IMAGE_TALK
=> "Image_talk",
41 NS_MEDIAWIKI
=> "MediaWiki",
42 NS_MEDIAWIKI_TALK
=> "MediaWiki_talk",
43 NS_TEMPLATE
=> "Template",
44 NS_TEMPLATE_TALK
=> "Template_talk",
46 NS_HELP_TALK
=> "Help_talk"
51 /* These functions are deprecated */
52 function getSpecial() { return NS_SPECIAL
; }
53 function getUser() { return NS_USER
; }
54 function getWikipedia() { return NS_WP
; }
55 function getImage() { return NS_IMAGE
; }
56 function getMedia() { return NS_MEDIA
; }
58 function isMovable( $index )
60 if ( $index < NS_MAIN ||
$index == NS_IMAGE
) {
66 function isTalk( $index )
68 if ( NS_TALK
== $index || NS_USER_TALK
== $index || NS_WP_TALK
== $index || NS_IMAGE_TALK
== $index || NS_MEDIAWIKI_TALK
== $index || NS_TEMPLATE_TALK
== $index || NS_HELP_TALK
== $index ) {
74 # Get the talk namespace corresponding to the given index
76 function getTalk( $index )
78 if ( Namespace::isTalk( $index ) ) {
86 function getSubject( $index )
88 if ( Namespace::isTalk( $index ) ) {
95 # Returns the canonical (English Wikipedia) name for a given index
96 function &getCanonicalName( $index )
98 global $wgCanonicalNamespaceNames;
99 return $wgCanonicalNamespaceNames[$index];
102 # Returns the index for a given canonical name, or NULL
103 # The input *must* be converted to lower case first
104 function &getCanonicalIndex( $name )
106 global $wgCanonicalNamespaceNames;
107 static $xNamespaces = false;
108 if ( $xNamespaces === false ) {
109 $xNamespaces = array();
110 foreach ( $wgCanonicalNamespaceNames as $i => $text ) {
111 $xNamespaces[strtolower($text)] = $i;
114 if ( array_key_exists( $name, $xNamespaces ) ) {
115 return $xNamespaces[$name];