classes/File_oembed.php

   1 <?php
   2 /*
   3  * StatusNet - the distributed open-source microblogging tool
   4  * Copyright (C) 2008, 2009, StatusNet, Inc.
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU Affero General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.     See the
  14  * GNU Affero General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Affero General Public License
  17  * along with this program.     If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
  21
  22 require_once INSTALLDIR.'/classes/Memcached_DataObject.php';
  23 require_once INSTALLDIR.'/classes/File_redirection.php';
  24
  25 /**
  26  * Table Definition for file_oembed
  27  */
  28
  29 class File_oembed extends Memcached_DataObject
  30 {
  31     ###START_AUTOCODE
  32     /* the code below is auto generated do not remove the above tag */
  33
  34     public $__table = 'file_oembed';                     // table name
  35     public $file_id;                         // int(4)  primary_key not_null
  36     public $version;                         // varchar(20)
  37     public $type;                            // varchar(20)
  38     public $mimetype;                        // varchar(50)
  39     public $provider;                        // varchar(50)
  40     public $provider_url;                    // varchar(255)
  41     public $width;                           // int(4)
  42     public $height;                          // int(4)
  43     public $html;                            // text()
  44     public $title;                           // varchar(255)
  45     public $author_name;                     // varchar(50)
  46     public $author_url;                      // varchar(255)
  47     public $url;                             // varchar(255)
  48     public $modified;                        // timestamp()   not_null default_CURRENT_TIMESTAMP
  49
  50     /* Static get */
  51     function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('File_oembed',$k,$v); }
  52
  53     /* the code above is auto generated do not remove the tag below */
  54     ###END_AUTOCODE
  55
  56     function sequenceKey()
  57     {
  58         return array(false, false, false);
  59     }
  60
  61     function _getOembed($url, $maxwidth = 500, $maxheight = 400) {
  62         require_once INSTALLDIR.'/extlib/Services/oEmbed.php';
  63         $parameters = array(
  64             'maxwidth'=>$maxwidth,
  65             'maxheight'=>$maxheight,
  66         );
  67         try{
  68             $oEmbed = new Services_oEmbed($url);
  69             $object = $oEmbed->getObject($parameters);
  70             return $object;
  71         }catch(Exception $e){
  72             try{
  73                 $oEmbed = new Services_oEmbed($url, array(
  74                     Services_oEmbed::OPTION_API => common_config('oohembed', 'endpoint')
  75                 ));
  76                 $object = $oEmbed->getObject($parameters);
  77                 return $object;
  78             }catch(Exception $ex){
  79                 return false;
  80             }
  81         }
  82     }
  83
  84     /**
  85      * Save embedding info for a new file.
  86      *
  87      * @param object $data Services_oEmbed_Object_*
  88      * @param int $file_id
  89      */
  90     function saveNew($data, $file_id) {
  91         $file_oembed = new File_oembed;
  92         $file_oembed->file_id = $file_id;
  93         $file_oembed->version = $data->version;
  94         $file_oembed->type = $data->type;
  95         if (!empty($data->provider_name)) $file_oembed->provider = $data->provider_name;
  96         if (!empty($data->provider)) $file_oembed->provider = $data->provider;
  97         if (!empty($data->provide_url)) $file_oembed->provider_url = $data->provider_url;
  98         if (!empty($data->width)) $file_oembed->width = intval($data->width);
  99         if (!empty($data->height)) $file_oembed->height = intval($data->height);
 100         if (!empty($data->html)) $file_oembed->html = $data->html;
 101         if (!empty($data->title)) $file_oembed->title = $data->title;
 102         if (!empty($data->author_name)) $file_oembed->author_name = $data->author_name;
 103         if (!empty($data->author_url)) $file_oembed->author_url = $data->author_url;
 104         if (!empty($data->url)){
 105             $file_oembed->url = $data->url;
 106             $given_url = File_redirection::_canonUrl($file_oembed->url);
 107             if (! empty($given_url)){
 108                 $file = File::staticGet('url', $given_url);
 109                 if (empty($file)) {
 110                     $file_redir = File_redirection::staticGet('url', $given_url);
 111                     if (empty($file_redir)) {
 112                         $redir_data = File_redirection::where($given_url);
 113                         $file_oembed->mimetype = $redir_data['type'];
 114                     } else {
 115                         $file_id = $file_redir->file_id;
 116                     }
 117                 } else {
 118                     $file_oembed->mimetype=$file->mimetype;
 119                 }
 120             }
 121         }
 122         $file_oembed->insert();
 123         if (!empty($data->thumbnail_url)) {
 124             $ft = File_thumbnail::staticGet('file_id', $file_id);
 125             if (!empty($ft)) {
 126                 common_log(LOG_WARNING, "Strangely, a File_thumbnail object exists for new file $file_id",
 127                            __FILE__);
 128             } else {
 129                 File_thumbnail::saveNew($data, $file_id);
 130             }
 131         }
 132     }
 133 }