includes/filerepo/ForeignAPIFile.php

   1 <?php
   2
   3 /**
   4  * Very hacky and inefficient
   5  * do not use :D
   6  *
   7  * @ingroup FileRepo
   8  */
   9 class ForeignAPIFile extends File {
  10         function __construct( $title, $repo, $info ) {
  11                 parent::__construct( $title, $repo );
  12                 $this->mInfo = $info;
  13         }
  14
  15         static function newFromTitle( $title, $repo ) {
  16                 $info = $repo->getImageInfo( $title );
  17                 if( $info ) {
  18                         return new ForeignAPIFile( $title, $repo, $info );
  19                 } else {
  20                         return null;
  21                 }
  22         }
  23
  24         // Dummy functions...
  25         public function exists() {
  26                 return true;
  27         }
  28
  29         public function getPath() {
  30                 return false;
  31         }
  32
  33         function transform( $params, $flags = 0 ) {
  34                 global $wgMemc;
  35                 $thumbUrl = $this->repo->getThumbUrl(
  36                         $this->getName(),
  37                         isset( $params['width'] ) ? $params['width'] : -1,
  38                         isset( $params['height'] ) ? $params['height'] : -1 );
  39                 if( $thumbUrl ) {
  40                         if ( $this->repo->useLocalCache ) {
  41                                 wfDebug("Attempting to get the thumb from the cache...");
  42                                 $key = md5($thumbUrl);
  43                                 $obj = $wgMemc->get($key);
  44                                 if ($obj) {
  45                                         wfDebug("success!\n");
  46                                         return $obj;
  47                                 }
  48                                 wfDebug("miss\n");
  49                         }
  50                         $res = $this->handler->getTransform( $this, 'bogus', $thumbUrl, $params );;
  51                         if ( $res && $this->repo->useLocalCache ) $wgMemc->set( $key, $res, $this->repo->localCacheExpiry );
  52                         wfDebug( __METHOD__ . " got remote thumb $thumbUrl\n" );
  53                         return $res;
  54                 }
  55                 return false;
  56         }
  57
  58         // Info we can get from API...
  59         public function getWidth( $page = 1 ) {
  60                 return intval( @$this->mInfo['width'] );
  61         }
  62
  63         public function getHeight( $page = 1 ) {
  64                 return intval( @$this->mInfo['height'] );
  65         }
  66
  67         public function getMetadata() {
  68                 return serialize( (array)@$this->mInfo['metadata'] );
  69         }
  70
  71         public function getSize() {
  72                 return intval( @$this->mInfo['size'] );
  73         }
  74
  75         public function getUrl() {
  76                 return strval( @$this->mInfo['url'] );
  77         }
  78
  79         public function getUser( $method='text' ) {
  80                 return strval( @$this->mInfo['user'] );
  81         }
  82
  83         public function getDescription() {
  84                 return strval( @$this->mInfo['comment'] );
  85         }
  86
  87         function getSha1() {
  88                 return wfBaseConvert( strval( @$this->mInfo['sha1'] ), 16, 36, 31 );
  89         }
  90
  91         function getTimestamp() {
  92                 return wfTimestamp( TS_MW, strval( @$this->mInfo['timestamp'] ) );
  93         }
  94
  95         function getMimeType() {
  96                 if( empty( $info['mime'] ) ) {
  97                         $magic = MimeMagic::singleton();
  98                         $info['mime'] = $magic->guessTypesForExtension( $this->getExtension() );
  99                 }
 100                 return $info['mime'];
 101         }
 102
 103         /// @fixme May guess wrong on file types that can be eg audio or video
 104         function getMediaType() {
 105                 $magic = MimeMagic::singleton();
 106                 return $magic->getMediaType( null, $this->getMimeType() );
 107         }
 108
 109         function getDescriptionUrl() {
 110                 return isset( $this->mInfo['descriptionurl'] )
 111                         ? $this->mInfo['descriptionurl']
 112                         : false;
 113         }
 114 }