function get_file_type($path)
{
$result = FALSE;
if ($path) {
$result = get_file_info('type', $path);
if (!$result) {
$mime = get_file_info('Content-Type', $path);
if ($mime) {
$result = array_shift(explode('/', $mime));
if ($result) {
set_file_info($path, 'type', $result);
}
}
}
}
return $result;
}
function addMeta($path, $key, $value = '')
{
return set_file_info($path, $key, $value);
}
function __buildAudio($file_path)
{
if (!empty($this->_options['EncoderAudioExtension'])) {
if (get_file_info('audio', $file_path, $this->_options['PathFFmpeg'])) {
$this->_progressStep('EncodeAudio', 5, 'Encoding Audio ' . $file_path);
$media_path = media_file_path($file_path);
$audio_path = $media_path . 'audio.' . $this->_options['EncoderAudioExtension'];
$switches = array();
if (!safe_path($audio_path)) {
throw new RuntimeException('Could not create path: ' . $audio_path);
}
$cmd = '';
$cmd .= $this->_options['PathFFmpeg'] . ' -i ';
$cmd .= $file_path;
$cmd .= ' -ab ' . $this->_options['EncoderAudioBitrate'] . 'k';
$cmd .= ' -ar ' . $this->_options['EncoderAudioFrequency'];
//$cmd .= ' -acodec ' . $this->_options['EncoderAudioExtension'];
$cmd .= ' -vn ' . $audio_path;
$response = $this->_shellExecute($cmd);
if (!$response) {
throw new RuntimeException('Problem with audio command: ' . $cmd);
}
if (!file_exists($audio_path)) {
throw new RuntimeException('Could not build audio: ' . $response);
}
$cached_wav = cache_file_wav($file_path, $switches, $this->_options['PathFFmpeg']);
if (!$cached_wav) {
throw new RuntimeException('Could not determine path to audio wav file: ' . $file_path);
}
if (!empty($this->_options['Verbose'])) {
$this->log($cached_wav['command']);
}
if (!$cached_wav['path']) {
throw new RuntimeException('Could not build audio wav file: ' . $file_path);
}
$wav_file_path = $cached_wav['path'];
// get a more accurate duration reading from WAV file
if (!($meta_path = meta_file_path('blah', $wav_file_path))) {
throw new RuntimeException('Could not determine meta path for ' . $wav_file_path);
}
if (!($meta_dir = dir_path($meta_path))) {
throw new RuntimeException('Could not determine dir path of ' . $meta_path);
}
if (!($duration = get_file_info('duration', $wav_file_path, $this->_options['PathFFmpeg']))) {
throw new RuntimeException('Could not determine duration of ' . $wav_file_path);
}
if (!set_file_info($file_path, 'duration', $duration)) {
throw new RuntimeException('Could not set duration of ' . $file_path);
}
// make waveform graphic
$this->_ignore[] = $wav_file_path;
$audio_path = $media_path . 'audio.' . $this->_options['EncoderWaveformExtension'];
$cmd = '';
$cmd .= $this->_options['PathWaveformGenerator'] . ' --input ' . $wav_file_path;
$cmd .= ' --height 64 --width 2800';
$cmd .= ' --linecolor ' . $this->_options['EncoderWaveformForecolor'];
$cmd .= ' --padding 0';
$cmd .= ' --backgroundcolor ' . $this->_options['EncoderWaveformBackcolor'];
$cmd .= ' --output ' . $audio_path;
$response = $this->_shellExecute($cmd);
if (!file_exists($audio_path)) {
throw new RuntimeException('Could not create waveform graphic: ' . $cmd);
}
$this->_shellExecute('rm -R ' . $meta_dir);
$this->_progressStep('EncodeAudio', 100, 'Encoded Audio');
}
}
}
function _processJob()
{
$dir_cache = $this->_options['DirCache'];
$dir_jobs_queued = $this->_options['DirJobsQueued'];
if (!($dir_cache && $dir_jobs_queued)) {
throw new UnexpectedValueException('Configuration options DirCache, DirJobsQueued required');
}
// create job file
$this->_jobXML->asXML($dir_jobs_queued . $this->_jobID . '.xml');
$xml_string = '';
$xml_string .= '<Progress>' . "\n";
$xml_string .= "\t" . '<PercentDone>1</PercentDone>' . "\n";
$xml_string .= "\t" . '<Date>' . http_date_string() . '</Date>' . "\n";
$xml_string .= "\t" . '<Status>Queued</Status>' . "\n";
$xml_string .= '</Progress>' . "\n";
$progress_path = $dir_cache . $this->_jobID . '/media.xml';
if (!safe_path($progress_path)) {
throw new RuntimeException('Could not create path: ' . $progress_path);
}
if (!@file_put_contents($progress_path, $xml_string)) {
throw new RuntimeException('Could not write file: ' . $progress_path);
}
if (!set_file_info($progress_path, 'cached', gmdate("Y-m-d H:i:s"))) {
throw new RuntimeException('Could not set cached info: ' . $progress_path);
}
}
function codeFile($job_id)
{
if ($this->getOption('Verbose')) {
$this->log(print_r($this->_options, 1));
}
$has_callback = !(empty($this->_options['CoderDoneURL']) && empty($this->_options['CoderErrorURL']));
$ex = FALSE;
$err = '';
// grab configuration options and make sure they're not empty
$dir_temporary = $this->_options['DirTemporary'];
$dir_cache = $this->_options['DirCache'];
if (!($dir_temporary && $dir_cache)) {
throw new UnexpectedValueException('Configuration options DirTemporary, DirCache required');
}
// set unique _tempDir for job
$uid = 'Coder_' . unique_id('codertemp');
$this->_tempDir = $dir_temporary . $uid . '/';
// set build directory within it, and make sure we can create it
$this->_buildDir = $this->_tempDir . $this->_options['CoderFilename'] . '/';
if (!safe_path($this->_buildDir)) {
throw new RuntimeException('Could not create path: ' . $this->_buildDir);
}
$this->__jobID = $job_id;
// set progress path and make sure we can write to it (will create DirCache if it doesn't exist)
$progress_path = $dir_cache . $this->__jobID . '/media.xml';
if (!safe_path($progress_path)) {
throw new RuntimeException('Could not create path: ' . $progress_path);
}
$this->_ignore = array();
chdir($dir_temporary);
$this->__percentDone = 1;
$this->__steps = array('total_steps' => 0);
$this->__outputProgress(substr($this->_coderName, 0, -1) . 'ing');
if (!set_file_info($progress_path, 'cached', gmdate("Y-m-d H:i:s"))) {
throw new RuntimeException('Could not set cached meta data');
}
// for progress calculations
$this->_setupSteps();
if (!empty($this->_options['CoderFileURL'])) {
$this->_addStep('StoreFile');
}
if ($has_callback) {
$this->_addStep('CallbackURL');
}
try {
$coder_error = $this->getOption('CoderError');
if ($coder_error) {
throw new RuntimeException($coder_error);
}
$file_path = $this->_codeFile();
// see if archive desired
if (!empty($this->_options['CoderArchiveExtension'])) {
if (substr($file_path, -1) == '/') {
$file_path = substr($file_path, 0, -1);
}
//$this->log('Archiving ' . $file_path . ' to ' . $archive_path);
$file_path = $this->__createArchive($file_path);
}
$this->__storeFile($file_path);
if (!empty($this->_options['CoderArchiveExtension'])) {
@unlink($file_path);
}
} catch (Exception $ex) {
$err .= $ex->getMessage();
}
try {
if (!$err) {
if ($has_callback) {
$this->_progressStep('CallbackURL', 1, 'Calling Callback URL');
}
} else {
$this->__upProgress(-1, $err);
}
} catch (Exception $ex) {
// ignore any possible errors from upping progress
}
try {
$this->__sendDone($err);
} catch (Exception $ex) {
$err .= $ex->getMessage();
}
try {
if (!$err) {
$this->__percentDone = 100;
$this->__outputProgress($this->_coderName . 'd');
}
} catch (Exception $ex) {
// ignore any possible errors from upping progress
}
if (file_exists($this->_tempDir) && empty($this->_options['CoderSaveTemporaryFiles'])) {
// remove temporary files, even in error cases
$this->_shellExecute('rm -R ' . $this->_tempDir);
}
try {
flush_cache_files($dir_cache, $this->_options['CacheSize']);
} catch (Exception $ex) {
// ignore any possible errors from flushing cache
}
if ($err) {
throw new RuntimeException($err);
}
}
