* @version $Revision: 1.1 $
*/
class ItemAddEmbedVideo extends ItemAddPlugin {
/**
* @see ItemAddPlugin::handleRequest
*/
function handleRequest($form, &$item) {
global $gallery;
$status = $error = array();
if (isset($form['action']['addEmbedVideoPage'])) {
$platform =& $gallery->getPlatform();
if (empty($extraHeaders)) {
$extraHeaders = array('Referer' => str_replace('&', '&', $url));
}
if(isset($form['webPage']['URL'])) {
/* Load any stored/set Parameters */
list ($ret, $params) =
GalleryCoreApi::fetchAllPluginParameters('module', 'embedvideo');
if ($ret) {
return array($ret, null, null);
}
foreach (array('default', 'override') as $type) {
$ItemAddUploadApplet[$type] = array();
if (!empty($params['embedvideo' . $type . 'Variables'])) {
$variablesArray = explode('|', $params['embedvideo' . $type . 'Variables']);
foreach ($variablesArray as $variable) {
list ($name, $value) = explode('=', $variable);
$ItemAddEmbedVideo[$type][$name] = $value;
/* print "type: $type name: $name value: $value
"; */
}
}
}
/* Store any Parameters into some simpler, shorter, local variables */
global $debugOutput, $useInternalFlvPlayer, $youtubeDevId;
global $width, $height, $externalFlvPlayer, $externalFlvPlayerVars;
global $flvThumbnail, $useRemoteSize, $autoStart;
/* Find out what value our parameters should have by looking to see if they
* are defined in our overrides section or default section. If they are not
* defined in either of these 2 places, pass in a default value to set them to
*/
$debugOutput = $this->getParameter($ItemAddEmbedVideo, 'debugOutput', "false");
$useInternalFlvPlayer = $this->getParameter($ItemAddEmbedVideo, 'useInternalFlvPlayer', "true");
$youtubeDevId = $this->getParameter($ItemAddEmbedVideo, 'youtubeDevId', "");
$width = $this->getParameter($ItemAddEmbedVideo, 'width', "320");
$height = $this->getParameter($ItemAddEmbedVideo, 'height', "240");
$externalFlvPlayer = $this->getParameter($ItemAddEmbedVideo, 'externalFlvPlayer', "");
$externalFlvPlayerVars = $this->getParameter($ItemAddEmbedVideo, 'externalFlvPlayerVars', "");
$flvThumbnail = $this->getParameter($ItemAddEmbedVideo, 'flvThumbnail', "");
$useRemoteSize = $this->getParameter($ItemAddEmbedVideo, 'useRemoteSize', "false");
$autoStart = $this->getParameter($ItemAddEmbedVideo, 'autoStart', "false");
/* Store other string constants we'll use later */
/* youtube */
$youtubeUrlPattern="youtube.com";
$youtubeApiUrl="http://www.youtube.com/api2_rest";
$youtubeWidth="425";
$youtubeHeight="350";
/* google */
$googleUrlPattern="video.google.com";
$googlePlayer="http://video.google.com/googleplayer.swf";
$googleWidth="400";
$googleHeight="326";
/* yahoo */
$yahooUrlPattern="video.yahoo.com";
$yahooThumbnailUrl="http://thmg01.video.search.yahoo.com/image/";
/* metacafe */
$metacafeUrlPattern="metacafe.com";
$metacafeThumbnailUrl="http://www.metacafe.com/thumb/";
/* Gallery2 specific paths and variables */
$urlGenerator =& $gallery->getUrlGenerator();
$gallery2_url = $urlGenerator->getCurrentUrlDir();
$gallery2_flv_thumbnail = "modules/thumbnail/images/G2video.jpg";
$gallery2_flv_player = "modules/flashvideo/lib/G2flv.swf";
/* Store the passed URL in a shorter local variable */
$url = $form['webPage']['URL'];
/*
*****************************
* Embed a Youtube Video
*****************************
*/
if(preg_match("/$youtubeUrlPattern/",$url)) {
/* Make sure we can find a video_id in the URL */
if(preg_match("/watch\?v=(.*)/",$url,$matches)) {
$video_id = $matches[1];
} else {
return array(GalleryCoreApi::error(ERROR_BAD_PARAMETER,__FILE__,__LINE__,
"Unable to extract video id from url: $url"),null,null);
}
/* Make sure we have a valid youtube developer id */
$dev_id = $youtubeDevId;
if(!preg_match("/\w+/",$dev_id)) {
return array(GalleryCoreApi::error(ERROR_CONFIGURATION_REQUIRED,__FILE__,__LINE__,
"Invalid/missing YouTube developer ID: $dev_id"),null,null);
}
/* Youtube api feed */
$feed = $youtubeApiUrl.'?method=youtube.videos.get_details';
$feed.= "&dev_id=$dev_id&video_id=$video_id";
/* Get the youtube xml feed as a string data source */
list ($successfullyCopied, $xml, $response, $headers) =
GalleryCoreApi::fetchWebPage($feed, $extraHeaders);
if (!$successfullyCopied) {
return array(GalleryCoreApi::error(ERROR_BAD_PATH,__FILE__,__LINE__,
"Unable to get video information at url: $url - $response"),null,null);
}
if(!strcmp($debugOutput,"true")) {
print "$xml";
}
/* Extract certain information from the xml feed */
preg_match_all("/\(.+?)\<\/title\>/smi",$xml, $title);
preg_match_all("/\(.+?)\<\/description\>/smi",$xml, $description);
preg_match_all("/\(.+?)\<\/thumbnail_url\>/smi",$xml, $thumbnail);
array_shift($title);
array_shift($thumbnail);
array_shift($description);
/* Replace html characters. More can be added but this seems to work */
for($i=0;$i';
$description.= '';
$description.= '';
$description.= '';
$description.= "
$summary";
/*
**********************************
* Embed a Google Video
**********************************
*/
} else if(preg_match("/$googleUrlPattern/",$url)) {
/* Make sure we can extract a docID */
if(preg_match("/docid=(.*)/",$url,$matches)) {
$doc_id = $matches[1];
} else {
return array(GalleryCoreApi::error(ERROR_BAD_PARAMETER,__FILE__,__LINE__,
"Unable to extract doc id from url: $url"),null,null);
}
/* Grab the contents of the webpage used to display the video on video.google.com */
list ($successfullyCopied, $contents, $response, $headers) =
GalleryCoreApi::fetchWebPage($url, $extraHeaders);
if (!$successfullyCopied) {
return array(GalleryCoreApi::error(ERROR_BAD_PATH,__FILE__,__LINE__,
"Unable to get video information at url: $url - $response"),NULL,NULL);
}
/* Extract the summary from the webpage contents */
preg_match('//i',
$contents, $matches);
$summary=$matches[1];
/* Extract the title from the webpage contents */
$title="Unknown";
if(preg_match('/(.+?)\s+- Google Video<\/title>/i', $contents, $matches)) {
$title=$matches[1];
} else if(preg_match('/<title>(.+?)<\/title>/i', $contents, $matches)) {
$title=$matches[1];
}
/* Extract the thumbnail URL from the webpage contents */
preg_match('/<img src="(http:\/\/video\.google\.com\/ThumbnailServer2.+?)" /i',
$contents, $matches);
$thumbnail=$matches[1];
$thumbnail=preg_replace("/offsetms=0/","offsetms=0",$thumbnail);
/* Determine what our width and height should be based on our useRemoteSize parameter */
if(!strcmp($useRemoteSize,"true")) {
$width = $googleWidth;
$height = $googleHeight;
}
/* Determine if the video should autoplay or not based on the autoStart parameter */
$autoStartStr="";
if(!strcmp($autoStart,"true")) {
$autoStartStr="&autoplay=1";
}
/* Format the description to hold a reference to the embedded video */
$description = '<embed FlashVars=';
$description.= 'style="width:'.$width.'px; height:'.$height.'px;" id="VideoPlayback" ';
$description.= 'type="application/x-shockwave-flash" ';
$description.= 'src="'.$googlePlayer.'?docId='.$doc_id.$autoStartStr.'"> ';
$description.= '</embed>';
$description.= "<br>$summary";
/*
**********************************
* Embed a Yahoo Video
**********************************
* TODO: The autoStart parameter doesn't work with the yahoo video player
*/
} else if(preg_match("/$yahooUrlPattern/",$url)) {
/* Make sure we can extract a vidID */
if(preg_match("/vid=(.*)/",$url,$matches)) {
$vid_id = $matches[1];
} else {
return array(GalleryCoreApi::error(ERROR_BAD_PARAMETER,__FILE__,__LINE__,
"Unable to extract vid id from url: $url"),null,null);
}
/* Grab the contents of the webpage used to display the video on video.google.com */
list ($successfullyCopied, $contents, $response, $headers) =
GalleryCoreApi::fetchWebPage($url, $extraHeaders);
if (!$successfullyCopied) {
return array(GalleryCoreApi::error(ERROR_BAD_PATH,__FILE__,__LINE__,
"Unable to get video information at url: $url - $response"),NULL,NULL);
}
/* Extract the summary from the webpage contents */
preg_match('/Description:<\/em><p>(.+?)<\/p>/', $contents, $matches);
$summary=$matches[1];
/* Extract the title from the webpage contents */
$title="Unknown";
if(preg_match('/<title>(.+?)\s+- Yahoo! Video<\/title>/i', $contents, $matches)) {
$title=$matches[1];
} else if(preg_match('/<title>(.+?)<\/title>/i', $contents, $matches)) {
$title=$matches[1];
}
/* Build the thumbnail URL from the vid_id */
$thumbnail=$yahooThumbnailUrl.$vid_id."_01";
/* Format the description to hold a reference to the embedded video */
preg_match('/(<embed src.+?<\/embed>)/', $contents, $matches);
$description=$matches[1];
if(!strcmp($useRemoteSize,"false")) {
$description=preg_replace("/width='\d+'/","width='".$width."'",$description);
$description=preg_replace("/height='\d+'/","height='".$height."'",$description);
}
$description.= "<br>$summary";
/*
**********************************
* Embed a MetaCafe Video
**********************************
*/
} else if(preg_match("/$metacafeUrlPattern/",$url)) {
/* Make sure we can extract a itemID */
if(preg_match("/\/watch\/(.+?)\/(.+?)/",$url,$matches)) {
$item_id = $matches[1];
} else {
return array(GalleryCoreApi::error(ERROR_BAD_PARAMETER,__FILE__,__LINE__,
"Unable to extract item id from url: $url"),null,null);
}
/* Grab the contents of the webpage used to display the video on video.google.com */
list ($successfullyCopied, $contents, $response, $headers) =
GalleryCoreApi::fetchWebPage($url, $extraHeaders);
if (!$successfullyCopied) {
return array(GalleryCoreApi::error(ERROR_BAD_PATH,__FILE__,__LINE__,
"Unable to get video information at url: $url - $response"),NULL,NULL);
}
/* Extract the summary from the webpage contents */
preg_match('/<meta name="description" content="(.+?)" \/>/i', $contents, $matches);
$summary=$matches[1];
/* Extract the title from the webpage contents */
preg_match('/<title>(.+?)<\/title>/i', $contents, $matches);
$title=$matches[1];
/* Build the thumbnail URL from the item_id */
$thumbnail=$metacafeThumbnailUrl.$item_id.".jpg";
/* Format the description to hold a reference to the embedded video */
preg_match('/(embed src.+?\/embed)/', $contents, $matches);
$description="<".$matches[1];
$description=preg_replace("/"/","'",$description);
if(!strcmp($useRemoteSize,"false")) {
$description=preg_replace("/width='\d+'/","width='".$width."'",$description);
$description=preg_replace("/height='\d+'/","height='".$height."'",$description);
}
if(!strcmp($autoStart,"true")) {
$description=preg_replace("/\.swf/",".swf?playerVars=autoPlay=yes",$description);
}
$description.= "</embed>";
$description.= "<br>$summary";
/*
**********************************
* Embed a remote .flv file
**********************************
*/
} else if(preg_match("/.*\/(.+?)\.flv/i",$url,$matches)) {
/* Set the title and summary to the name of the file */
$title = $matches[1];
$summary = $matches[1];
/*
* Set the thumbnail to some generic jpg image,
* since we can't extract it from the remote flv file.
* If no parameter is set, set it to a default value.
*/
if(preg_match("/\w+/", $flvThumbnail)) {
$thumbnail = $flvThumbnail;
} else {
$thumbnail = $gallery2_url.$gallery2_flv_thumbnail;
}
/*
* Check to make sure the URL to the remote flv file is valid
* (That the file exists at the URL given)
*/
list ($successfullyCopied, $response, $headers) =
$this->fetchWebFileHeaders($url, $extraHeaders);
if (!$successfullyCopied) {
return array(GalleryCoreApi::error(ERROR_BAD_PATH,__FILE__,__LINE__,
"Unable to find the video at url: $url - $response"),NULL,NULL);
}
/*
* Format the description to hold a reference to the embedded video
* This reference will be embedded using the G2 internal player,
* or an external player if provided by the user.
*/
if(!strcmp($useInternalFlvPlayer,"false")) {
/*
* The user has indicated they want to use an external flv player
* Make sure one is defined!
*/
if(!preg_match("/\w+/",$externalFlvPlayer)) {
return array(GalleryCoreApi::error(ERROR_CONFIGURATION_REQUIRED,__FILE__,__LINE__,
"Invalid/missing external player parameter"),null,null);
}
/* Format the description to hold a reference to the embedded video */
$description ='<embed src="'.$externalFlvPlayer.'" ';
$description.= 'width="'.$width.'" height="'.$height.'" ';
$description.= 'bgcolor="#C0C0C0" allowfullscreen="true" ';
$description.= 'type="application/x-shockwave-flash" ';
$description.= 'pluginspage="http://www.macromedia.com/go/getflashplayer" ';
$description.= 'flashvars="file='.$url;
$description.= '&fullscreenpage='.$thumbnail;
$description.= '&linktarget=_Blank&image='.$thumbnail;
if(!preg_match("/\w+/",$externalFlvPlayerVars)) {
/* Format the flashvars for the internal G2 flv player */
$description.= '&showdigits=true&autostart='.$autoStart.'&showfsbutton=true&';
$description.= '&repeat=false&lightcolor=0x9999FF';
$description.= '&backcolor=0x888888&frontcolor=0x000000"';
} else {
/* Format the flashvars for the external G2 flv player */
$description.= '&'.$externalFlvPlayerVars;
}
$description.= ' /> </p>';
/* Internal FLV player */
} else {
/* Format the description to hold a reference to the embedded video */
$macromedia_url = "http://download.macromedia.com/pub/shockwave/cabs/flash/";
$description = '<script type="text/javascript">'."\n";
$description.= '// <![CDATA['."\n";
$description.= 'function divResize(id, nw, nh) {'."\n";
$description.= 'var obj = document.getElementById(id);'."\n";
$description.= 'obj.style.width = nw + "px";'."\n";
$description.= 'obj.style.height = nh + "px";'."\n";
$description.= '}'."\n";
$description.= '// ]]>'."\n";
$description.= '</script>'."\n";
$description.= '<div id="flashvideo" style="align:left;width:525px;height:392px">'."\n";
$description.= '<object classid="clsid:D27CDB6E-AE6D-11CF-96B8-444553540000"';
$description.= 'codebase="'.$macromedia_url.'swflash.cab#version=8,0,0,0"';
$description.= 'width="100%" height="100%" id="IFid1" class="ImageFrame_image">';
$description.= '<param name="movie" value="'.$gallery2_url.$gallery2_flv_player.'"/>';
$description.= '<param name="FlashVars" value="flvUrl='.$url;
$description.= '&Width='.$width.'&Height='.$height.'&title='.$title;
$description.= '&allowDl=true&thumbUrl='.$thumbnail.'&autoStart='.$autoStart;
$description.= '&langDownload=Download&langLarge=Large&langNormal=Normal"/>';
$description.= '<param name="quality" value="high"/>';
$description.= '<param name="scale" value="noscale"/>';
$description.= '<param name="salign" value="lt"/>';
$description.= '<param name="wmode" value="transparent"/>';
$description.= '<param name="allowScriptAccess" value="always"/>';
$description.= '<embed src="'.$gallery2_url.$gallery2_flv_player.'" ';
$description.= 'flashvars="flvUrl='.$url;
$description.= '&Width='.$width.'&Height='.$height.'&title='.$title;
$description.= '&allowDl=true&thumbUrl='.$thumbnail.'&autoStart='.$autoStart;
$description.= '&langDownload=Download&langLarge=Large&langNormal=Normal" ';
$description.= 'type="application/x-shockwave-flash" ';
$description.= 'width="100%" height="100%" quality="high" scale="noscale" salign="lt" ';
$description.= 'wmode="transparent" allowScriptAccess="always" ';
$description.= 'pluginspage="http://www.macromedia.com/go/getflashplayer"/>';
$description.= '</object></div>';
}
/*
**********************************
* Unsupported URL to embed
**********************************
*/
} else {
return array(GalleryCoreApi::error(ERROR_UNSUPPORTED_FILE_TYPE,__FILE__,__LINE__,
"Unable to embed video from: $url"),null,null);
}
/*
**********************************
* Add the video to Gallery
**********************************
*/
/* Get a local tmp file to save the thumbnail URL to */
$tmpDir = $gallery->getConfig('data.gallery.tmp');
$tmpFile = $platform->tempnam($tmpDir, 'add');
$tmpFile.= ".jpg";
if(!strcmp($debugOutput,"true")) {
print "thumbnail: $thumbnail <br>";
}
/* Fetch the thumbnail and save it to a local file */
list ($successfullyCopied, $response, $headers) =
GalleryCoreApi::fetchWebFile($thumbnail, $tmpFile, $extraHeaders);
if (!$successfullyCopied) {
return array(GalleryCoreApi::error(ERROR_STORAGE_FAILURE,__FILE__,__LINE__,
"Unable to copy thumbnail from url: $url - $response"),null,null);
}
/* Obtain the mimeType of the thumbnail */
list ($ret, $mimeType) = GalleryCoreApi::getMimeType($tmpFile);
/* Set the filename for the item we want to add */
$fileName = $title;
$fileName = preg_replace("/\s+/","_",$fileName);
$fileName = preg_replace("/'/","",$fileName);
$fileName = preg_replace("/\"/","",$fileName);
$fileName = preg_replace("/&#\d+;/","",$fileName);
/* General debug output */
if(!strcmp($debugOutput,"true")) {
print "title: $title <br>";
print "<p><a href=\"".$title."\" target=\"_blank\">";
print "<img src=\"".$thumbnail."\">\n</a>".$summary."</p>";
print "<p>$description</p>";
print "thumbnail: $tmpFile <br>";
print "mimeType: $mimeType <br>";
print "fileName: $fileName <br>";
print "<br><br><b>Video Successfully Added to your Gallery Album</b><br><br>";
}
/* Make the gallery2 call to add this item to the album */
list ($ret, $newItem) = GalleryCoreApi::addItemToAlbum($tmpFile,
$fileName,
$title,
$summary,
$description,
$mimeType,
$item->getId());
if ($ret) {
return array($ret, null, null);
}
$status['addedFiles'][] = array('fileName' => $url,
'id' => $newItem->getId(),
'warnings' => array());
}
@$platform->unlink($tmpFile);
}
return array(null, $error, $status);
}
/**
* A simple function to resolve the value of a parameter from
* the default or override value if it exists, or set it
* to the default passed as an argument.
*/
function getParameter($params, $name, $default="") {
if(isset($params['override'][$name])) {
/* print "override $name = ".$params['override'][$name]."<br>"; */
return($params['override'][$name]);
} else if(isset($params['default'][$name])) {
/* print "default $name = ".$params['default'][$name] ."<br>"; */
return($params['default'][$name]);
} else {
/* print "$name = $default <br>"; */
return($default);
}
}
/**
* A simple function to get the headers only (no body) for a given URL
* This was taken from GalleryCoreApi::requestWebPage
*/
function fetchWebFileHeaders($url, $requestHeaders=array()) {
global $gallery;
$requestMethod='GET';
/* Convert illegal characters */
$url = str_replace(' ', '%20', $url);
/* Unescape ampersands, since if the URL comes from form input it will be escaped */
$url = str_replace('&', '&', $url);
$platform =& $gallery->getPlatform();
$urlComponents = parse_url($url);
if (empty($urlComponents['port'])) {
$urlComponents['port'] = 80;
}
if (empty($urlComponents['path'])) {
$urlComponents['path'] = '/';
}
$handle = @$platform->fsockopen(
$urlComponents['host'], $urlComponents['port'], $errno, $errstr, 5);
if (empty($handle)) {
$gallery->debug("Error $errno: '$errstr' requesting $url");
return array(null, null, null);
}
$requestUri = $urlComponents['path'];
if (!empty($urlComponents['query'])) {
$requestUri .= '?' . $urlComponents['query'];
}
$headerLines = array('Host: ' . $urlComponents['host']);
foreach ($requestHeaders as $key => $value) {
$headerLines[] = $key . ': ' . $value;
}
$success = $platform->fwrite($handle, sprintf("%s %s HTTP/1.0\r\n%s\r\n\r\n%s",
$requestMethod,
$requestUri,
implode("\r\n", $headerLines),
$requestBody));
if (!$success) {
/* Zero bytes written or false was returned */
$gallery->debug(
"fwrite failed in requestWebPage($url)" . ($success === false ? ' - false' : ''));
return array(null, null, null);
}
$platform->fflush($handle);
/*
* Read the status line. fgets stops after newlines. The first line is the protocol
* version followed by a numeric status code and its associated textual phrase.
*/
$responseStatus = trim($platform->fgets($handle, 4096));
if (empty($responseStatus)) {
$gallery->debug('Empty http response code, maybe timeout');
return array(null, null, null);
}
/* Read the headers */
$responseHeaders = array();
while (!$platform->feof($handle)) {
$line = trim($platform->fgets($handle, 4096));
if (empty($line)) {
break;
}
/* Normalize the line endings */
$line = str_replace("\r", '', $line);
list ($key, $value) = explode(':', $line, 2);
if (isset($responseHeaders[$key])) {
if (!is_array($responseHeaders[$key])) {
$responseHeaders[$key] = array($responseHeaders[$key]);
}
$responseHeaders[$key][] = trim($value);
} else {
$responseHeaders[$key] = trim($value);
}
}
$platform->fclose($handle);
if(preg_match("/Not found/i", $responseStatus)) {
$success = 0;
}
//print "success: $success <br>responseStatus: $responseStatus <br>responseHeaders: $responseHeaders <br>";
return array($success, $responseStatus, $responseHeaders);
}
/**
* @see ItemAdd:loadTemplate
*/
function loadTemplate(&$template, &$form, $item) {
global $gallery;
if ($form['formName'] != 'ItemAddEmbedVideo') {
/* First time around, load the form with item data */
$form['webPage'] = '';
$form['formName'] = 'ItemAddEmbedVideo';
}
$session =& $gallery->getSession();
$template->setVariable('ItemAddEmbedVideo', $ItemAddEmbedVideo);
return array(null,
'modules/embedvideo/templates/ItemAddEmbedVideo.tpl',
'modules_embedvideo');
}
/**
* @see ItemAddPlugin::getTitle
*/
function getTitle() {
list ($ret, $module) = GalleryCoreApi::loadPlugin('module', 'embedvideo');
if ($ret) {
return array($ret, null);
}
return array(null, $module->translate('Embed Video'));
}
}
?>