/**
* Reads the given PO files into the database.
*
* @param object $file
* File object with an URI property pointing at the file's path.
* - "langcode": The language the strings will be added to.
* - "uri": File URI.
* @param array $options
* An array with options that can have the following elements:
* - 'overwrite_options': Overwrite options array as defined in
* Drupal\locale\PoDatabaseWriter. Optional, defaults to an empty array.
* - 'customized': Flag indicating whether the strings imported from $file
* are customized translations or come from a community source. Use
* LOCALE_CUSTOMIZED or LOCALE_NOT_CUSTOMIZED. Optional, defaults to
* LOCALE_NOT_CUSTOMIZED.
* - 'seek': Specifies from which position in the file should the reader
* start reading the next items. Optional, defaults to 0.
* - 'items': Specifies the number of items to read. Optional, defaults to
* -1, which means that all the items from the stream will be read.
*
* @return array
* Report array as defined in Drupal\locale\PoDatabaseWriter.
*
* @see \Drupal\locale\PoDatabaseWriter
*/
public static function fileToDatabase($file, $options)
{
// Add the default values to the options array.
$options += array('overwrite_options' => array(), 'customized' => LOCALE_NOT_CUSTOMIZED, 'items' => -1, 'seek' => 0);
// Instantiate and initialize the stream reader for this file.
$reader = new PoStreamReader();
$reader->setLangcode($file->langcode);
$reader->setURI($file->uri);
try {
$reader->open();
} catch (\Exception $exception) {
throw $exception;
}
$header = $reader->getHeader();
if (!$header) {
throw new \Exception('Missing or malformed header.');
}
// Initialize the database writer.
$writer = new PoDatabaseWriter();
$writer->setLangcode($file->langcode);
$writer_options = array('overwrite_options' => $options['overwrite_options'], 'customized' => $options['customized']);
$writer->setOptions($writer_options);
$writer->setHeader($header);
// Attempt to pipe all items from the file to the database.
try {
if ($options['seek']) {
$reader->setSeek($options['seek']);
}
$writer->writeItems($reader, $options['items']);
} catch (\Exception $exception) {
throw $exception;
}
// Report back with an array of status information.
$report = $writer->getReport();
// Add the seek position to the report. This is useful for the batch
// operation.
$report['seek'] = $reader->getSeek();
return $report;
}
/**
* Reads the given Gettext PO files into a data structure.
*
* @param string $langcode
* Language code string.
* @param array $files
* List of file objects with URI properties pointing to read.
*
* @return array
* Structured array as produced by a PoMemoryWriter.
*
* @see \Drupal\Component\Gettext\PoMemoryWriter
*/
public static function filesToArray($langcode, array $files)
{
$writer = new PoMemoryWriter();
$writer->setLangcode($langcode);
foreach ($files as $file) {
$reader = new PoStreamReader();
$reader->setURI($file->uri);
$reader->setLangcode($langcode);
$reader->open();
$writer->writeItems($reader, -1);
}
return $writer->getData();
}