includes/interwiki/Interwiki.php

   1 <?php
   2 /**
   3  * Interwiki table entry.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  */
  22 use MediaWiki\MediaWikiServices;
  23
  24 /**
  25  * Value object for representing interwiki records.
  26  */
  27 class Interwiki {
  28
  29         /** @var string The interwiki prefix, (e.g. "Meatball", or the language prefix "de") */
  30         protected $mPrefix;
  31
  32         /** @var string The URL of the wiki, with "$1" as a placeholder for an article name. */
  33         protected $mURL;
  34
  35         /** @var string The URL of the file api.php  */
  36         protected $mAPI;
  37
  38         /** @var string The name of the database (for a connection to be established
  39          *    with wfGetLB( 'wikiid' ))
  40          */
  41         protected $mWikiID;
  42
  43         /** @var bool Whether the wiki is in this project */
  44         protected $mLocal;
  45
  46         /** @var bool Whether interwiki transclusions are allowed */
  47         protected $mTrans;
  48
  49         public function __construct( $prefix = null, $url = '', $api = '', $wikiId = '', $local = 0,
  50                 $trans = 0
  51         ) {
  52                 $this->mPrefix = $prefix;
  53                 $this->mURL = $url;
  54                 $this->mAPI = $api;
  55                 $this->mWikiID = $wikiId;
  56                 $this->mLocal = (bool)$local;
  57                 $this->mTrans = (bool)$trans;
  58         }
  59
  60         /**
  61          * Check whether an interwiki prefix exists
  62          *
  63          * @deprecated since 1.28, use InterwikiLookup instead
  64          *
  65          * @param string $prefix Interwiki prefix to use
  66          * @return bool Whether it exists
  67          */
  68         public static function isValidInterwiki( $prefix ) {
  69                 return MediaWikiServices::getInstance()->getInterwikiLookup()->isValidInterwiki( $prefix );
  70         }
  71
  72         /**
  73          * Fetch an Interwiki object
  74          *
  75          * @deprecated since 1.28, use InterwikiLookup instead
  76          *
  77          * @param string $prefix Interwiki prefix to use
  78          * @return Interwiki|null|bool
  79          */
  80         public static function fetch( $prefix ) {
  81                 return MediaWikiServices::getInstance()->getInterwikiLookup()->fetch( $prefix );
  82         }
  83
  84         /**
  85          * Purge the cache (local and persistent) for an interwiki prefix.
  86          *
  87          * @param string $prefix
  88          * @since 1.26
  89          */
  90         public static function invalidateCache( $prefix ) {
  91                 return MediaWikiServices::getInstance()->getInterwikiLookup()->invalidateCache( $prefix );
  92         }
  93
  94         /**
  95          * Returns all interwiki prefixes
  96          *
  97          * @deprecated since 1.28, unused. Use InterwikiLookup instead.
  98          *
  99          * @param string|null $local If set, limits output to local/non-local interwikis
 100          * @return array List of prefixes
 101          * @since 1.19
 102          */
 103         public static function getAllPrefixes( $local = null ) {
 104                 return MediaWikiServices::getInstance()->getInterwikiLookup()->getAllPrefixes( $local );
 105         }
 106
 107         /**
 108          * Get the URL for a particular title (or with $1 if no title given)
 109          *
 110          * @param string $title What text to put for the article name
 111          * @return string The URL
 112          * @note Prior to 1.19 The getURL with an argument was broken.
 113          *       If you if you use this arg in an extension that supports MW earlier
 114          *       than 1.19 please wfUrlencode and substitute $1 on your own.
 115          */
 116         public function getURL( $title = null ) {
 117                 $url = $this->mURL;
 118                 if ( $title !== null ) {
 119                         $url = str_replace( "$1", wfUrlencode( $title ), $url );
 120                 }
 121
 122                 return $url;
 123         }
 124
 125         /**
 126          * Get the API URL for this wiki
 127          *
 128          * @return string The URL
 129          */
 130         public function getAPI() {
 131                 return $this->mAPI;
 132         }
 133
 134         /**
 135          * Get the DB name for this wiki
 136          *
 137          * @return string The DB name
 138          */
 139         public function getWikiID() {
 140                 return $this->mWikiID;
 141         }
 142
 143         /**
 144          * Is this a local link from a sister project, or is
 145          * it something outside, like Google
 146          *
 147          * @return bool
 148          */
 149         public function isLocal() {
 150                 return $this->mLocal;
 151         }
 152
 153         /**
 154          * Can pages from this wiki be transcluded?
 155          * Still requires $wgEnableScaryTransclusion
 156          *
 157          * @return bool
 158          */
 159         public function isTranscludable() {
 160                 return $this->mTrans;
 161         }
 162
 163         /**
 164          * Get the name for the interwiki site
 165          *
 166          * @return string
 167          */
 168         public function getName() {
 169                 $msg = wfMessage( 'interwiki-name-' . $this->mPrefix )->inContentLanguage();
 170
 171                 return !$msg->exists() ? '' : $msg->text();
 172         }
 173
 174         /**
 175          * Get a description for this interwiki
 176          *
 177          * @return string
 178          */
 179         public function getDescription() {
 180                 $msg = wfMessage( 'interwiki-desc-' . $this->mPrefix )->inContentLanguage();
 181
 182                 return !$msg->exists() ? '' : $msg->text();
 183         }
 184
 185 }