function parse_ini_string($ini, $process_sections = false, $scanner_mode = INI_SCANNER_NORMAL)
{
$path = @tmp_file('parse_ini_string');
if (empty($path)) {
throw new Exception("Failed to create temporary file");
}
if (!@file_put_contents($path, $ini)) {
throw new Exception("Failed to write ini string to temporary file");
}
$data = parse_ini_file($path, $process_sections, $scanner_mode);
@unlink($path);
return $data;
}
/**
* Mixes the input files
* and adjusts the duration of mix files (by repeating or cutting)
* until they have the duration of the first file.
*
* @param array $inputFiles Input files
* @param string $outputFile The output file
* @return string|boolean resulted file path or false if the mix failed
*/
public function mix(array $inputFiles, $outputFile)
{
// the input files have to be repeated while the first one is played
// we have to see for how many times each should be repeated
$firstInputFile = array_shift($inputFiles);
// we need the duration of first input file
$inputFileDuration = $this->_decoder->_decodeFormat($firstInputFile)->getDuration();
// add first input file unaltered
$preparedInputFiles = array($firstInputFile);
foreach ($inputFiles as $file) {
// for each input file
// we have to build a temporary mix file having the same duration as the source
// we will join the mixFile with itself until the length of this temporary
// file becomess greater than the source duration
// then we will cut the temporary file for exactly matching with the source duration
$fileDuration = $this->_decoder->_decodeFormat($file)->getDuration();
// find out how many times the mix file should be repeated to cover the source length
$repetitionsNumber = ceil($inputFileDuration / $fileDuration);
$repeatedFile = $file;
$repeatedFileCreated = false;
if ($repetitionsNumber > 1) {
$repeatedFile = tmp_file();
$repeatedFileCreated = true;
// concatenate the mixFile to the tempMixFile as many times as needed
$joinFiles = array();
for ($i = 1; $i < $repetitionsNumber; $i++) {
$joinFiles[] = $file;
}
$this->_joiner->join($joinFiles, $repeatedFile);
}
$adjustedFile = tmp_file();
// cut the repeatedFile to the same length as the inputFile
$format = new Streamwide_Media_Format();
$format->setDuration($inputFileDuration);
$this->_converter->convert($tempFile, $adjustedFile, $format);
// add the prepared file
$preparedInputFiles[] = $adjustedFile;
// cleanup
if ($repeatedFileCreated) {
unlink($repeatedFile);
}
}
// finally make the mix
$this->_mixer->mix($preparedInputFiles, $outputFile);
// check if the outputFile was created
if (!file_exists($outputFile)) {
return false;
}
return $outputFile;
}
