/**
* 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 _loadPlugins()
{
zmgimport('org.zoomfactory.lib.helpers.zmgFileHelper');
$plugin_cats = zmgFileHelper::readDir(ZMG_ABS_PATH . DS . 'var' . DS . 'plugins', '[^index\\.html]');
$this->_plugins = array();
foreach ($plugin_cats as $plugin) {
if ($plugin != "shared") {
$content = zmgFileHelper::readDir(ZMG_ABS_PATH . DS . 'var' . DS . 'plugins' . DS . $plugin, '[^index\\.html]');
if (is_array($content) && count($content) > 0) {
$plugin_class = "zmg" . ucfirst($plugin) . "Plugin";
zmgimport('org.zoomfactory.var.plugins.' . $plugin . '.' . $plugin . 'Plugin');
$events = zmgCallAbstract($plugin_class, 'bindEvents');
if (is_array($events)) {
// update the PluginHelper's event registry
$this->_bindEvents($plugin_class, $events);
}
$this->_plugins[] = array('name' => $plugin, 'classname' => $plugin_class, 'settings' => null, 'events' => $events);
}
}
}
}
function dirDelete($event)
{
$path = $event->getArgument('path');
$ftp =& zmgSafemodePlugin::getFTPClient();
//Translate the destination path for the FTP account
$path = zmgFileHelper::cleanPath(str_replace(zmgEnv::getRootPath(), $ftp->getRoot(), $path), '/');
if (!$ftp->rmdir($path)) {
// FTP connector throws an error
return false;
}
return true;
}
function save()
{
$content = "<?php\n" . "/**\n" . " * zOOm Media Gallery! - a multi-gallery component\n" . " * \n" . " * @package zmg\n" . " * @author Mike de Boer <mike AT zoomfactory.org>\n" . " * @copyright Copyright © 2007, Mike de Boer. All rights reserved.\n" . " * @license http://www.gnu.org/copyleft/gpl.html GPL\n" . " */\n\n" . "defined('_ZMG_EXEC') or die('Restricted access');\n\n" . "\$zoom_config = array();\n" . "\$zoom_config['date_lch'] = " . time() . ";\n" . $this->_buildMetaBlock() . $this->_buildLocaleBlock() . $this->_buildDatabaseBlock() . $this->_buildFilesystemBlock() . $this->_buildSmartyBlock() . $this->_buildLayoutBlock() . $this->_buildAppBlock() . "\n" . "\$zoom_config['events'] = array();\n\n" . $this->_buildPluginsBlock() . "?>\n";
//echo $content;
zmgimport('org.zoomfactory.lib.helpers.zmgFileHelper');
return zmgFileHelper::write(ZMG_ABS_PATH . DS . 'etc' . DS . 'app.config.php', $content);
}
function buildDirStructure()
{
zmgimport('org.zoomfactory.lib.helpers.zmgFileHelper');
$html_file = "<html><body bgcolor=\"#FFFFFF\"></body></html>";
$root = zmgEnv::getRootPath();
$mediapath = $root . DS . zmgFactory::getConfig()->get('filesystem/mediapath');
$dirs = array($mediapath . $this->dir, $mediapath . $this->dir . DS . 'thumbs', $mediapath . $this->dir . DS . 'viewsize');
foreach ($dirs as $dir) {
if (zmgFileHelper::createDir($dir, 0777)) {
if (!zmgFileHelper::write($dir . DS . 'index.html', $html_file)) {
zmgError::throwError(T_('Unable to write to file: ') . $dir . DS . 'index.html');
}
} else {
zmgError::throwError(T_('Unable to create directory: ') . $dir);
}
}
return true;
}
function finalizeUpload($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', $medium, ZMG_DATATYPE_ARRAY, true);
}
zmgToolboxPlugin::throwErrors();
}
function getViewableFile($gallery_path, $smallthumb = false)
{
if (!$this->filename) {
zmgError::throwError('zmgMedium: medium data not loaded yet');
}
$file = array('path' => $gallery_path, 'name' => null);
$template_path = zmgEnv::getSiteURL() . "/components/com_zoom/var/www/templates/" . zmgFactory::getView()->getActiveTemplate() . "/images/mimetypes";
if ($smallthumb) {
$template_path .= "/small";
}
$ext = $this->getExtension();
zmgimport('org.zoomfactory.lib.mime.zmgMimeHelper');
if (zmgMimeHelper::isDocument($ext)) {
$file['path'] = $template_path;
if (strstr($ext, 'pdf')) {
$file['name'] = "pdf.png";
} else {
$file['name'] = "doc.png";
}
} else {
if (zmgMimeHelper::isVideo($ext)) {
if (zmgMimeHelper::isThumbnailable($ext)) {
zmgimport('org.zoomfactory.lib.helpers.zmgFileHelper');
$filename = ereg_replace("(.*)\\.([^\\.]*)\$", "\\1", $this->filename) . ".jpg";
if (zmgFileHelper::exists(str_replace($this->filename, $filename, $this->getAbsPath(ZMG_MEDIUM_THUMBNAIL)))) {
$file['name'] = $filename;
}
}
if (!$file['name']) {
$file['path'] = $template_path;
$file['name'] = strstr('flv', $ext) ? "flv.png" : "video.png";
}
} else {
if (zmgMimeHelper::isAudio($ext)) {
$file['path'] = $template_path;
$file['name'] = "audio.png";
}
}
}
return $file;
}
/**
* Deletes log dir and its contents.
*
* @return void
*/
function clean()
{
zmgFileHelper::deleteDir($this->_logDir);
}
/**
* Chmods files and directories recursively to Zoom global permissions. Available from 1.0.0 up.
* @param path The starting file or directory (no trailing slash)
* @return TRUE=all succeeded FALSE=one or more chmods failed
*/
function chmod($path)
{
$config =& zmgFactory::getConfig();
$fileperms = octdec($config->get('filesystem/fileperms'));
$dirperms = octdec($config->get('filesystem/dirperms'));
if (isset($fileperms) || isset($dirperms)) {
return zmgFileHelper::chmodRecursive($path, $fileperms, $dirperms);
}
return true;
}
function getTemplates()
{
if (isset($this) && is_a($this, 'zmgTemplateHelper')) {
return $this->throwError('This function may only be called statically!');
}
$basePath = ZMG_ABS_PATH . DS . 'var' . DS . 'www' . DS . 'templates';
$baseConfig =& zmgFactory::getConfig()->get('smarty');
zmgimport('org.zoomfactory.lib.helpers.zmgFileHelper');
$dirs = zmgFileHelper::readDir($basePath, '[^index\\.html]');
$tpls = array();
foreach ($dirs as $dir) {
if ($dir == "shared" || $dir == "admin") {
continue;
//TODO: catch this inside the regex above ('[^index\.html]')...
}
if (is_dir($basePath . DS . $dir) && zmgFileHelper::exists($basePath . DS . $dir . DS . 'manifest.xml')) {
$baseConfig['activetemplate'] = $dir;
$tpls[] = new zmgTemplateHelper($baseConfig, '', true);
}
}
return $tpls;
}
