ItemAddEmbedVideo.inc

   1 <?php
   2 /*
   3  * Gallery - a web based photo album viewer and editor
   4  * Copyright (C) 2000-2007 Bharat Mediratta
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or (at
   9  * your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
  19  */
  20
  21 /**
  22  * This plugin will handle the addition of embedded video objects
  23  * @package embedVideo
  24  * @subpackage UserInterface
  25  * @author Alan Pippin <apippin@pippins.net>
  26  * @version $Revision: 1.1 $
  27  */
  28 class ItemAddEmbedVideo extends ItemAddPlugin {
  29
  30   /**
  31    * @see ItemAddPlugin::handleRequest
  32    */
  33   function handleRequest($form, &$item) {
  34     global $gallery;
  35
  36     $status = $error = array();
  37
  38     if (isset($form['action']['addEmbedVideoPage'])) {
  39
  40       $platform =& $gallery->getPlatform();
  41
  42       if(isset($form['webPage']['URL'])) {
  43
  44         $url = $form['webPage']['URL'];
  45
  46         // Load any stored/set Parameters
  47         list ($ret, $params) =
  48           GalleryCoreApi::fetchAllPluginParameters('module', 'embedvideo');
  49         if ($ret) {
  50           return array($ret, null, null);
  51         }
  52         foreach (array('default', 'override') as $type) {
  53           $ItemAddUploadApplet[$type] = array();
  54           if (!empty($params['embedvideo' . $type . 'Variables'])) {
  55             $variablesArray = explode('|', $params['embedvideo' . $type . 'Variables']);
  56             foreach ($variablesArray as $variable) {
  57               list ($name, $value) = explode('=', $variable);
  58               $ItemAddEmbedVideo[$type][$name] = $value;
  59             }
  60           }
  61         }
  62
  63         // Store any Parameters into some simpler, shorter, local variables
  64         $debug=0;
  65         $use_internal_flv_player = $ItemAddEmbedVideo['default']['useInternalFlvPlayer'];
  66         $youtube_dev_id = $ItemAddEmbedVideo['default']['youtubeDevId'];
  67         $width=$ItemAddEmbedVideo['default']['width'];
  68         $height=$ItemAddEmbedVideo['default']['height'];
  69         $external_flv_player = $ItemAddEmbedVideo['default']['externalFlvPlayer'];
  70         $external_flv_player_vars = $ItemAddEmbedVideo['default']['externalFlvPlayerVars'];
  71
  72         ///////////////////////////////
  73         // Embed a Youtube Video
  74         ///////////////////////////////
  75         if(preg_match("/www.youtube.com/",$url)) {
  76
  77           if(preg_match("/watch\?v=(.*)/",$url,$matches)) {
  78             $video_id = $matches[1];
  79           } else {
  80             return array(GalleryCoreApi::error(ERROR_BAD_PARAMETER,__FILE__,__LINE__,
  81                                                "Unable to extract video id from url: $url"),null,null);
  82           }
  83
  84           // Youtube Developer ID
  85           $dev_id = $youtube_dev_id;
  86           if(!preg_match("/\w+/",$dev_id)) {
  87             return array(GalleryCoreApi::error(ERROR_CONFIGURATION_REQUIRED,__FILE__,__LINE__,
  88                                                "Invalid/missing YouTube developer ID: $dev_id"),null,null);
  89           }
  90
  91           // Youtube api feed
  92           $feed = "http://www.youtube.com/api2_rest?method=youtube.videos.get_details&dev_id=$dev_id&video_id=$video_id";
  93
  94           //get the feed as a string data source
  95           $xml = get_feed($feed);
  96
  97           preg_match_all("/\<title\>(.+?)\<\/title\>/smi",$xml, $title);
  98           preg_match_all("/\<description\>(.+?)\<\/description\>/smi",$xml, $description);
  99           preg_match_all("/\<thumbnail_url\>(.+?)\<\/thumbnail_url\>/smi",$xml, $thumbnail);
 100
 101           array_shift($title);
 102           array_shift($thumbnail);
 103           array_shift($description);
 104
 105           // Replace html characters. More can be added but this seems to work for me across the board.
 106           for($i=0;$i<count($description[0]);$i++){
 107             $description[0][$i] = preg_replace("/&#60;/","<",$description[0][$i]);
 108             $description[0][$i] = html_entity_decode($description[0][$i],ENT_QUOTES);
 109           }
 110
 111           $title = $title[0][0];
 112           $summary = $description[0][0];
 113           $thumbnail = $thumbnail[0][0];
 114
 115           $description = '<object width="'.$width.'" height="'.$height.'">';
 116           $description.= '<param name="movie" value="http://www.youtube.com/v/'.$video_id.'"></param>';
 117           $description.= '<param name="wmode" value="transparent"></param>';
 118           $description.= '<embed src="http://www.youtube.com/v/'.$video_id.'" ';
 119           $description.= 'type="application/x-shockwave-flash" wmode="transparent" ';
 120           $description.= 'width="'.$width.'" height="'.$height.'"></embed></object>';
 121           $description.= "<br>$summary";
 122         }
 123
 124
 125         ///////////////////////////////////
 126         // Embed a Google Video
 127         ///////////////////////////////////
 128         else if(preg_match("/video.google.com/",$url)) {
 129
 130           if(preg_match("/docid=(.*)/",$url,$matches)) {
 131             $doc_id = $matches[1];
 132           } else {
 133             return array(GalleryCoreApi::error(ERROR_BAD_PARAMETER,__FILE__,__LINE__,
 134                                                "Unable to extract doc id from url: $url"),null,null);
 135           }
 136
 137           $link="$url";
 138           $contents=file_get_contents($link);
 139           preg_match('/<meta content="(.+?)\. \w+ \d+, \d+.*" name="description">/i', $contents, $matches);
 140           $summary=$matches[1];
 141           preg_match('/<title>(.+?)\s+- Google Video<\/title>/i', $contents, $matches);
 142           $title=$matches[1];
 143           preg_match('/<img src="(http:\/\/video\.google\.com\/ThumbnailServer2.+?)" /i', $contents, $matches);
 144           $thumbnail=$matches[1];
 145           $thumbnail=preg_replace("/offsetms=0/","offsetms=0",$thumbnail);
 146
 147           $description = '<embed FlashVars="autoPlay=true" ';
 148           $description.= 'style="width:'.$width.'px; height:'.$height.'px;" id="VideoPlayback" ';
 149           $description.= 'type="application/x-shockwave-flash" ';
 150           $description.= 'src="http://video.google.com/googleplayer.swf?docId='.$doc_id.'"> ';
 151           $description.= '</embed>';
 152           $description.= "<br>$summary";
 153
 154         }
 155
 156         ///////////////////////////
 157         // Embed a remote .flv file
 158         ///////////////////////////
 159         else if(preg_match("/.*\/(.+?)\.flv/i",$url,$matches)) {
 160           $title = $matches[1];
 161           $summary = $matches[1];
 162           $thumbnail = 'http://www.pippins.net/images/flv_thumb.jpg';
 163
 164           if (empty($extraHeaders)) {
 165             $extraHeaders = array('Referer' => str_replace('&amp;', '&', $url));
 166           }
 167
 168           list ($successfullyCopied, $response, $headers) =
 169             GalleryCoreApi::fetchWebPage($url, $extraHeaders);
 170           if (!$successfullyCopied) {
 171             return array(GalleryCoreApi::error(ERROR_BAD_PATH,__FILE__,__LINE__,
 172                                                "Unable to locate a video at url: $url"),null,null);
 173           }
 174
 175           // External FLV player
 176           if(!$use_internal_flv_player) {
 177
 178             if(!preg_match("/\w+/",$external_flv_player)) {
 179               return array(GalleryCoreApi::error(ERROR_CONFIGURATION_REQUIRED,__FILE__,__LINE__,
 180                                                "Invalid/missing external player parameter"),null,null);
 181             }
 182
 183             $description ='<embed src="'.$external_flv_player.'" ';
 184             $description.= 'width="'.$width.'" height="'.$height.'" bgcolor="#C0C0C0" allowfullscreen="true" ';
 185             $description.= 'type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" ';
 186             $description.= 'flashvars="file='.$url.'&fullscreenpage='.$thumbnail.'&linktarget=_Blank&image='.$thumbnail;
 187
 188             if(!preg_match("/\w+/",$external_flv_player_vars)) {
 189               $description.= '&showdigits=true&autostart=false&showfsbutton=true&';
 190               $description.= '&repeat=false&lightcolor=0x9999FF&backcolor=0x888888&frontcolor=0x000000"';
 191             } else {
 192               $description.= '&'.$external_flv_player_vars;
 193             }
 194             $description.=  ' />&nbsp;</p>';
 195           }
 196
 197           // Internal FLV player
 198           else {
 199             $description = '<script type="text/javascript">'."\n";
 200             $description.= '// <![CDATA['."\n";
 201             $description.= 'function divResize(id, nw, nh) {'."\n";
 202             $description.= 'var obj = document.getElementById(id);'."\n";
 203             $description.= 'obj.style.width = nw + "px";'."\n";
 204             $description.= 'obj.style.height = nh + "px";'."\n";
 205             $description.= '}'."\n";
 206             $description.= '// ]]>'."\n";
 207             $description.= '</script>'."\n";
 208             $description.= '<div id="flashvideo" style="align:left;width:525px;height:392px">'."\n";
 209             $description.= '<object classid="clsid:D27CDB6E-AE6D-11CF-96B8-444553540000"';
 210             $description.= 'codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0"';
 211             $description.= 'width="100%" height="100%" id="IFid1" class="ImageFrame_image">';
 212             $description.= '<param name="movie" value="http://www.pippins.net/gallery2/modules/flashvideo/lib/G2flv.swf"/>';
 213             $description.= '<param name="FlashVars" value="flvUrl='.$url.'&Width='.$width.'&Height='.$height.'&title='.$title;
 214             $description.= '&allowDl=true&thumbUrl='.$thumbnail.'&langDownload=Download&langLarge=Large&langNormal=Normal"/>';
 215             $description.= '<param name="quality" value="high"/>';
 216             $description.= '<param name="scale" value="noscale"/>';
 217             $description.= '<param name="salign" value="lt"/>';
 218             $description.= '<param name="wmode" value="transparent"/>';
 219             $description.= '<param name="allowScriptAccess" value="always"/>';
 220             $description.= '<embed src="http://www.pippins.net/gallery2/modules/flashvideo/lib/G2flv.swf" flashvars="flvUrl='.$url;
 221             $description.= '&Width='.$width.'&Height='.$height.'&title='.$title.'&allowDl=true&thumbUrl='.$thumbnail;
 222             $description.= '&langDownload=Download&langLarge=Large&langNormal=Normal" type="application/x-shockwave-flash" ';
 223             $description.= 'width="100%" height="100%" quality="high" scale="noscale" salign="lt" ';
 224             $description.= 'wmode="transparent" allowScriptAccess="always" ';
 225             $description.= 'pluginspage="http://www.macromedia.com/go/getflashplayer"/>';
 226             $description.= '</object></div>';
 227           }
 228         }
 229
 230         ////////////////////////////
 231         // Unsupported URL to embed
 232         ////////////////////////////
 233         else {
 234           return array(GalleryCoreApi::error(ERROR_UNSUPPORTED_FILE_TYPE,__FILE__,__LINE__,
 235                                                "Unable to embed video from: $url"),null,null);
 236         }
 237
 238
 239         ////////////////////////////
 240         // Add the video to Gallery
 241         ////////////////////////////
 242
 243         // Get a local tmp file to save the thumbnail to
 244         $tmpDir = $gallery->getConfig('data.gallery.tmp');
 245         $tmpFile = $platform->tempnam($tmpDir, 'add');
 246         $tmpFile.= ".jpg";
 247
 248         if($debug) {
 249           print "thumbnail: $thumbnail <br>";
 250         }
 251
 252         // Fetch the thumbnail and save it to a local file
 253         if (empty($extraHeaders)) {
 254           $extraHeaders = array('Referer' => str_replace('&amp;', '&', $url));
 255         }
 256
 257         list ($successfullyCopied, $response, $headers) =
 258           GalleryCoreApi::fetchWebFile($thumbnail, $tmpFile, $extraHeaders);
 259         if (!$successfullyCopied) {
 260           return array(GalleryCoreApi::error(ERROR_STORAGE_FAILURE,__FILE__,__LINE__,
 261                                                "Unable to copy thumbnail from url: $url"),null,null);
 262         }
 263
 264         // Obtain the mimeType of the thumbnail
 265         list ($ret, $mimeType) = GalleryCoreApi::getMimeType($tmpFile);
 266
 267         // Set the filename for the item we want to add
 268         $fileName = $title;
 269         $fileName = preg_replace("/\s+/","_",$fileName);
 270         $fileName = preg_replace("/'/","",$fileName);
 271         $fileName = preg_replace("/\"/","",$fileName);
 272         $fileName = preg_replace("/&#\d+;/","",$fileName);
 273
 274         // DEBUG OUTPUT
 275         if($debug) {
 276           print "<p><a href=\"".$title."\" target=\"_blank\">\n<img src=\"".$thumbnail."\">\n</a>".$summary."</p>";
 277           print "<p>$description</p>";
 278           print "thumbnail: $tmpFile <br>";
 279           print "mimeType: $mimeType <br>";
 280           print "fileName: $fileName <br>";
 281         }
 282
 283         list ($ret, $newItem) = GalleryCoreApi::addItemToAlbum($tmpFile,
 284                                                                $fileName,
 285                                                                $title,
 286                                                                $summary,
 287                                                                $description,
 288                                                                $mimeType,
 289                                                                $item->getId());
 290
 291         if ($ret) {
 292           return array($ret, null, null);
 293         }
 294
 295         $status['addedFiles'][] = array('fileName' => $url,
 296                                         'id' => $newItem->getId(),
 297                                         'warnings' => array());
 298       }
 299       @$platform->unlink($tmpFile);
 300     }
 301
 302     return array(null, $error, $status);
 303   }
 304
 305 /**
 306  * @see ItemAdd:loadTemplate
 307  */
 308 function loadTemplate(&$template, &$form, $item) {
 309   global $gallery;
 310
 311   if ($form['formName'] != 'ItemAddEmbedVideo') {
 312     /* First time around, load the form with item data */
 313     $form['webPage'] = '';
 314     $form['formName'] = 'ItemAddEmbedVideo';
 315   }
 316
 317   $session =& $gallery->getSession();
 318
 319   $template->setVariable('ItemAddEmbedVideo', $ItemAddEmbedVideo);
 320
 321   return array(null,
 322                'modules/embedvideo/templates/ItemAddEmbedVideo.tpl',
 323                'modules_embedvideo');
 324 }
 325
 326 /**
 327  * @see ItemAddPlugin::getTitle
 328  */
 329  function getTitle() {
 330    list ($ret, $module) = GalleryCoreApi::loadPlugin('module', 'embedvideo');
 331    if ($ret) {
 332      return array($ret, null);
 333    }
 334
 335    return array(null, $module->translate('Embed Video'));
 336  }
 337 }
 338
 339
 340 function get_feed($feed){
 341
 342   //Open and return Feed with cURL for parsing
 343   $ch = curl_init();
 344   $timeout = 0;
 345   curl_setopt ($ch, CURLOPT_URL, $feed);
 346   curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);
 347   curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
 348   $xml = curl_exec($ch);
 349   curl_close($ch);
 350
 351   return $xml;
 352
 353 }
 354
 355 ?>