/**
* Generate a thumbnail from a video stream using the FFMpeg library.
*
* @param string $file
* @param string $size
* @param string $filename
* @return boolean
*/
function process(&$medium, &$gallery)
{
//$file, $size, $filename) {
zmgimport('org/.zoomfactory.lib.helpers.zmgFileHelper');
//$temp_dir = zmgEnv::getTempDir() . DS.substr(uniqid("zoom_"), 0, 13); //support filesystems which only support 14 char dirnames
//if (zmgFileHelper::createDir($temp_dir, 0777)) {
$thumb_file = ereg_replace("(.*)\\.([^\\.]*)\$", "\\1", $medium->filename) . ".jpg";
$thumb_path = str_replace($medium->filename, $thumb_file, $medium->getAbsPath());
//$temp_dir.DS.$thumb_file;
$cmd = zmgVideoTool::getPath() . "ffmpeg -an -y -t 0:0:0.001 -i \"" . $medium->getAbsPath() . "\" -f mjpeg \"" . $thumb_path . "\"";
$output = $retval = null;
exec($cmd, $output, $retval);
if ($retval || !zmgFileHelper::exists($thumb_path)) {
return zmgToolboxPlugin::registerError($medium->filename, 'FFMpeg: Could not create thumbnail: ' . $output);
}
$thumb_obj = new zmgMedium(zmgDatabase::getDBO());
//temp obj
$thumb_obj->filename = $thumb_file;
$thumb_obj->setGalleryDir($medium->getGalleryDir());
$ret = true;
zmgimport('org.zoomfactory.var.plugins.toolbox.tools.imageTool');
if (!zmgImageTool::process($thumb_obj, $gallery)) {
$ret = false;
}
//clean up!
zmgFileHelper::delete($thumb_path);
return $ret;
//} else {
// return zmgToolboxPlugin::registerError($medium->filename, 'FFmpeg: Could not create temporary directory.');
//}
}
function finalizeUpload($gid = 0)
{
//finish the SwfUpload sequence...
if ($gid === 0) {
return zmgToolboxPlugin::registerError(T_('Upload media'), T_('No valid gallery ID provided'));
}
$session =& zmgFactory::getSession();
$events =& zmgFactory::getEvents();
$config =& zmgFactory::getConfig();
$db =& zmgDatabase::getDBO();
$gallery = new zmgGallery($db);
$gallery->load($gid);
//now we got the gallery and its data, retrieve the uploaded media
$media = $session->get('uploadtool.fancyfiles');
if (!is_array($media) || count($media) == 0) {
return zmgToolboxPlugin::registerError(T_('Upload media'), T_('No media have been uploaded; nothing to do.'));
}
zmgimport('org.zoomfactory.lib.helpers.zmgFileHelper');
$src_path = ZMG_ABS_PATH . DS . "etc" . DS . "cache" . DS;
$dest_path = zmgEnv::getRootPath() . DS . $config->get('filesystem/mediapath') . $gallery->dir . DS;
foreach ($media as $medium) {
$obj = new zmgMedium($db);
$name = zmgSQLEscape(zmgGetParam($_REQUEST, 'zmg_upload_name', ''));
$descr = zmgSQLEscape(zmgGetParam($_REQUEST, 'zmg_upload_descr', ''));
$data = array('name' => $name, 'filename' => $medium, 'descr' => $descr, 'published' => 1, 'gid' => $gallery->gid);
$obj->setGalleryDir($gallery->dir);
//saves a SQL query later on...
//do some additional validation of strings
$data['name'] = $events->fire('onvalidate', $data['name']);
if (!$data['name']) {
$data['name'] = $name;
}
$data['descr'] = $events->fire('onvalidate', $data['descr']);
if (!$data['descr']) {
$data['descr'] = $descr;
}
if (!$obj->bind($data)) {
zmgToolboxPlugin::registerError(T_('Upload media'), T_('Medium could not be saved') . ': ' . $obj->getError());
} else {
if (!zmgFileHelper::copy($src_path . $medium, $dest_path . $medium)) {
zmgToolboxPlugin::registerError(T_('Upload media'), T_('Unable to copy file') . ' ' . $medium);
} else {
if (!zmgFileHelper::delete($src_path . $medium)) {
zmgToolboxPlugin::registerError(T_('Upload media'), T_('Unable to delete temporary file') . ' ' . $medium);
} else {
if (!zmgToolboxPlugin::processMedium($obj, $gallery)) {
zmgToolboxPlugin::registerError(T_('Upload media'), T_('Medium could not be processed') . ' ' . $medium);
} else {
if (!$obj->store()) {
//now save this medium in our DB
zmgToolboxPlugin::registerError(T_('Upload media'), T_('Medium could not be saved') . ': ' . $obj->getError());
}
}
}
}
}
//delete medium from session data: fourth parameter as TRUE
$session->update('uploadtool.fancyfiles', $medium, ZMG_DATATYPE_ARRAY, true);
}
zmgToolboxPlugin::throwErrors();
}
