function _receiveJob()
{
$result = '';
$dir_jobs_queued = $this->_options['DirJobsQueued'];
if (!$dir_jobs_queued) {
throw new UnexpectedValueException('Configuration option DirJobsQueued required');
}
$path = end_with_slash($dir_jobs_queued);
$job_id = '';
if (file_exists($path) && is_dir($path)) {
if ($dh = opendir($path)) {
while (($file = readdir($dh)) !== false) {
if (substr($file, 0, 1) != '.') {
$xml = file_get($path . $file);
$this->_jobID = substr($file, 0, strpos($file, '.'));
$xml = @simplexml_load_string($xml);
if (!$xml) {
throw new RuntimeException('Could not parse job XML');
}
$this->_jobXML = $xml;
break;
// just do one
}
}
closedir($dh);
}
}
}
function _post($type)
{
$dir_jobs_queued = $this->_options['DirJobsQueued'];
$job_id = empty($this->_options['JobID']) ? '' : $this->_options['JobID'];
// make sure needed configuration is there
if (!$dir_jobs_queued) {
throw new UnexpectedValueException('Configuration option DirJobsQueued required');
}
// if no JobID configuration option was set make up an ID
if (!$job_id) {
$job_id = unique_id($type . 'job');
}
$path = end_with_slash($dir_jobs_queued);
$path .= $job_id . '.xml';
// make sure we have a directory to write the job xml file to
if (!safe_path($path)) {
throw new RuntimeException('Could not create path: ' . $path);
}
// build job xml and write to file
$xml_str = $this->_xmlBody($type);
if (!@file_put_contents($path, $xml_str)) {
throw new RuntimeException('Could not create file: ' . $path);
}
return $job_id;
}
function _get($type, $job_id)
{
$dir_cache = $this->getOption('DirCache');
if (!$dir_cache) {
throw new UnexpectedValueException('Configuration option DirCache required');
}
$path = end_with_slash($dir_cache) . $job_id . '/media.xml';
$raw_xml = file_get($path);
$result = '';
//$progress = -1;
$status = 'Progress or PercentDone tags not found in response';
$progress = 10;
// now if there is any problem we set the percent back to one and retry later
if (!$raw_xml) {
$status = 'Queued';
} else {
$raw_xml = '<moviemasher>' . $raw_xml . '</moviemasher>';
$xml = $this->_parseResponse($raw_xml);
if (!empty($xml->Progress) && is_object($xml->Progress)) {
$data = $xml->Progress[sizeof($xml->Progress) - 1];
if (!empty($data->PercentDone)) {
$progress = (string) $data->PercentDone;
if (!empty($data->Status)) {
$status = (string) $data->Status;
} else {
$progress = 10;
$status = 'Status tag empty';
}
} else {
$status = 'PercentDone tag empty';
}
} else {
$status = 'Progress tag empty';
}
}
if (strpos($status, 'empty') !== FALSE) {
$this->log($status . ' in response: ' . $raw_xml);
}
$result = array('percent' => $progress, 'status' => $status);
return $result;
}
function MovieMasher($config = array())
{
$this->_options = array();
reset($config);
foreach ($config as $k => $v) {
$this->_options[$k] = $v;
}
$this->_populateDefaults();
foreach ($this->_configDefaults as $k => $v) {
if (!isset($this->_options[$k])) {
$this->_options[$k] = isset($v['default']) ? $v['default'] : '';
}
}
foreach ($this->_optionsDefaults as $k => $v) {
if (!isset($this->_options[$k])) {
$this->_options[$k] = isset($v['default']) ? $v['default'] : '';
}
}
// make sure paths have trailing slashes
$this->_options['DirLog'] = end_with_slash($this->_options['DirLog']);
$this->_options['DirCache'] = end_with_slash($this->_options['DirCache']);
$this->_options['DirHost'] = end_with_slash($this->_options['DirHost']);
$this->_options['DirTemporary'] = end_with_slash($this->_options['DirTemporary']);
}
function _post($type)
{
$result = FALSE;
$headers = array();
$rest_endpoint = $this->_options['RESTEndPoint'];
$rest_key_private = $this->_options['RESTKeyPrivate'];
$job_id = empty($this->_options['JobID']) ? '' : $this->_options['JobID'];
// make sure we have an endpoint to post to
if (!$rest_endpoint) {
throw new UnexpectedValueException('Configuration option RESTEndPoint required');
}
// generate the job xml
$xml_req = $this->_xmlBody($type);
if (!empty($rest_key_private)) {
// generate headers with signature
$gmd = gmdate('D, d M Y H:i:s O');
$sig = array();
$params = $this->_jobParameters($type);
ksort($params);
foreach ($params as $k => $v) {
$sig[] = "{$k}={$v}";
}
$sig = $gmd . join('&', $sig);
$sig = private_signature($rest_key_private, $sig);
if (!$sig) {
throw new RuntimeException('Could not sign request');
}
$headers[] = 'X-Moviemasher-Date: ' . $gmd;
$headers[] = 'Authorization: ' . $sig;
}
$url = end_with_slash($rest_endpoint) . 'mm.' . $this->getVersion() . '/rest/' . $type . '/';
if (!empty($this->_options['LogRequests'])) {
$this->log('SENDING REST Request: ' . $xml_req);
}
$xml_string = http_post_xml($url, $xml_req, $headers);
// make sure we got a response, log it and parse into SimpleXML object
if (!$xml_string) {
throw new RuntimeException('Could not post xml to: ' . $url . ' ' . $xml_req);
}
if (!empty($this->_options['LogResponses'])) {
$this->log('RECEIVING REST Response ' . $xml_string);
}
$xml = $this->_parseResponse($xml_string);
// determine job ID and return
if (!empty($xml->JobID)) {
$result = (string) $xml->JobID;
} else {
if (!empty($job_id)) {
$result = $job_id;
}
}
return $result;
}
function __buildVisuals($start, $stop)
{
$path = $this->_options['CoderBaseURL'];
$result = array();
$clips = MovieMasher_Coder_Decoder::videoBetween($this->__mashData['clips'], $start, $stop);
$fps = floatval($this->_options['DecoderFPS']);
$z = sizeof($clips);
for ($i = 0; $i < $z; $i++) {
$clip = $clips[$i];
// id, type, tag, start, stop, duration (as floats)
$clip_trim = $this->__clipTrim($clip, $start, $stop, $fps);
if (!$clip_trim) {
throw new UnexpectedValueException('Could not determine clip trim: ' . $clip['id']);
}
$media_tag = $this->__mashData['media'][$clip['id']];
$cmd = '';
$cmd .= $this->_options['PathFFmpeg'];
$dims = explode('x', $this->_options['DecoderDimensions']);
$url = (string) $media_tag['source'];
if (!$url) {
$url = (string) $media_tag['url'];
}
$url = absolute_url(end_with_slash($this->_options['CoderBaseURL']), $url);
$url = MovieMasher_Coder::cleanURL($url);
switch ($clip['type']) {
case 'image':
$file_path = cache_url($url, $this->_options['DirCache']);
if (!$file_path) {
throw new RuntimeException('Could not cache image: ' . $url);
}
$orig_dims = get_file_info('dimensions', $file_path, $this->_options['PathFFmpeg']);
if (!$orig_dims) {
throw new RuntimeException('Could not determine image dimensions: ' . $url);
}
$orig_dims = explode('x', $orig_dims);
$switches = scale_switches($orig_dims, $dims, $clip['fill']);
$cmd .= ' -loop_input -vframes ' . floor($fps * $clip_trim['trimlength']);
$cmd .= ' -s ' . $orig_dims[0] . 'x' . $orig_dims[1];
$cmd .= ' -i ' . $file_path;
if ($switches) {
$cmd .= ' ' . stringFromSwitches($switches);
} else {
$cmd .= ' -s ' . $this->_options['DecoderDimensions'];
}
break;
case 'video':
$video = (string) $media_tag['source'];
$video = MovieMasher_Coder::cleanURL($video);
if ($video) {
$url = absolute_url(end_with_slash($this->_options['CoderBaseURL']), $video);
}
$ext = file_extension($url);
if ($ext) {
// grab the video file
$input_path = $file_path = cache_url($url, $this->_options['DirCache']);
if (!$file_path) {
throw new RuntimeException('Could not cache video: ' . $url);
}
} else {
// grab image sequence - very untested
$clip_fps = floatval((string) $media_tag['fps']);
$fps_secs = floatval(1) / $clip_fps;
$clip_trim['trimstart'] = floor($clip_trim['trimstart'] / $fps_secs) * $fps_secs;
$cmd .= ' -r ' . $clip_fps;
$file_path = url_file_path($url, $this->_options['DirCache']);
$orig_dims = get_file_info('dimensions', $file_path, $this->_options['PathFFmpeg']);
if (!$orig_dims) {
throw new RuntimeException('Could not determine image sequence dimensions: ' . $url);
}
$input_path = frame_file_path($file_path, $orig_dims, $clip_fps);
$input_path .= '%' . intval($media_tag['zeropadding']) . 'd.jpg';
$fps = $clip_fps;
}
$orig_dims = get_file_info('dimensions', $file_path, $this->_options['PathFFmpeg']);
if (!$orig_dims) {
throw new RuntimeException('Could not determine dimensions: ' . $file_path . ' ' . $this->_options['PathFFmpeg']);
}
$orig_dims = explode('x', $orig_dims);
$switches = scale_switches($orig_dims, $dims, $clip['fill']);
$cmd .= ' -vframes ' . floor($fps * $clip_trim['trimlength']);
$cmd .= ' -s ' . $orig_dims[0] . 'x' . $orig_dims[1];
$cmd .= ' -i ' . $input_path;
if ($clip_trim['trimstart']) {
$cmd .= ' -ss ' . $clip_trim['trimstart'];
}
$cmd .= ' -an';
// no audio
if ($switches) {
$cmd .= ' ' . stringFromSwitches($switches);
} else {
$cmd .= ' -s ' . $this->_options['DecoderDimensions'];
}
break;
}
$cmd .= ' -t ' . $clip_trim['trimlength'];
$result[] = $cmd;
}
return $result;
}
} elseif (!is_uploaded_file($file['tmp_name'])) {
$err = 'Not an uploaded file';
}
}
// make sure file extension is valid
if (!$err) {
$file_name = $file['name'];
$file_ext = file_extension($file_name);
if ($file_ext != 'tgz') {
$err = 'Unsupported extension: ' . $file_ext;
}
}
// extract the archive to temp directory
if (!$err) {
set_time_limit(0);
$tmp_dir = end_with_slash($tmp_dir);
$tmp_path = $tmp_dir . unique_id('archive');
$archive_dir = $tmp_path . '/' . $filename . '/';
if (!extract_archive($file['tmp_name'], $archive_dir)) {
$err = 'Could not extract to ' . $archive_dir;
}
}
// move select files from the archive to media directory
if (!$err) {
switch ($type) {
case 'audio':
case 'video':
// move any soundtrack
$frag = 'media/audio.' . $encoder_audio_extension;
$media_path = $media_dir . $frag;
$archive_path = $archive_dir . $frag;
function url_file_path($url, $dir_path = '')
{
$result = FALSE;
if ($url) {
$result = end_with_slash($dir_path) . md5($url) . '/';
$extension = file_extension($url);
if ($extension) {
$result .= 'media.' . $extension;
}
}
return $result;
}
function put($options = array())
{
$result = FALSE;
$url = empty($options['url']) ? '' : $options['url'];
$path = empty($options['path']) ? '' : $options['path'];
if (!($url && $path)) {
throw new InvalidArgumentException('Send array with url and path keys as first argument');
}
$ignore = empty($options['ignore']) ? array() : $options['ignore'];
$is_folder = is_dir($url);
$urls = array();
if ($is_folder) {
$path = end_with_slash($path);
$urls = MovieMasher_File::files($url);
} else {
$urls[] = $url;
}
$z = sizeof($urls);
//if ($this->getOption('Verbose')) $this->log(__METHOD__ . ' putting ' . $z . ' file' . (($z == 1) ? '' : 's') . ': ' . join("\n", $urls));
$errors = 0;
// TODO: these could be config options
$max_errors = 3;
$wait_seconds = 30;
for ($i = 0; $i < $z; $i++) {
$options['url'] = $urls[$i];
if (in_array($options['url'], $ignore)) {
continue;
}
if ($is_folder) {
$options['path'] = $path . substr($options['url'], strlen(end_with_slash($url)));
}
try {
$this->_put($options);
$errors = 0;
// one success resets error and result
$result = TRUE;
} catch (Exception $ex) {
$result = FALSE;
$errors++;
if ($errors > $max_errors) {
throw $ex;
}
$i--;
$this->log(__METHOD__ . ' waiting ' . $wait_seconds . ' seconds after error ' . $errors . ': ' . $ex->getMessage());
sleep($wait_seconds);
}
}
return $result;
}
function remove_dir_and_files($path)
{
$result = FALSE;
if ($path && file_exists($path) && is_dir($path)) {
$path = end_with_slash($path);
if ($handle = opendir($path)) {
$result = TRUE;
while ($result && FALSE !== ($file = readdir($handle))) {
if ($file != "." && $file != "..") {
if (is_dir($path . $file)) {
$result = remove_dir_and_files($path . $file);
} else {
$result = @unlink($path . $file);
}
}
}
closedir($handle);
}
if ($result) {
$result = @rmdir($path);
}
}
return $result;
}
function MovieMasher_Daemon($config)
{
parent::MovieMasher($config);
$this->_options['DirPID'] = end_with_slash($this->_options['DirPID']);
$this->_options['DirJobsQueued'] = end_with_slash($this->_options['DirJobsQueued']);
}
