/**
* Build gettext MO file
* @param string $file
* @param string
*/
private function buildMOFile($file, $identifier)
{
$dictionary = array_filter($this->dictionary, function ($data) use($identifier) {
return $data['file'] === $identifier;
});
ksort($dictionary);
$metadata = implode("\n", $this->generateMetadata($identifier));
$items = count($dictionary) + 1;
$ids = Strings::chr(0x0);
$strings = $metadata . Strings::chr(0x0);
$idsOffsets = array(0, 28 + $items * 16);
$stringsOffsets = array(array(0, strlen($metadata)));
foreach ($dictionary as $key => $value) {
$id = $key;
if (is_array($value['original']) && count($value['original']) > 1) {
$id .= Strings::chr(0x0) . end($value['original']);
}
$string = implode(Strings::chr(0x0), $value['translation']);
$idsOffsets[] = strlen($id);
$idsOffsets[] = strlen($ids) + 28 + $items * 16;
$stringsOffsets[] = array(strlen($strings), strlen($string));
$ids .= $id . Strings::chr(0x0);
$strings .= $string . Strings::chr(0x0);
}
$valuesOffsets = array();
foreach ($stringsOffsets as $offset) {
list($all, $one) = $offset;
$valuesOffsets[] = $one;
$valuesOffsets[] = $all + strlen($ids) + 28 + $items * 16;
}
$offsets = array_merge($idsOffsets, $valuesOffsets);
$mo = pack('Iiiiiii', 0x950412de, 0, $items, 28, 28 + $items * 8, 0, 28 + $items * 16);
foreach ($offsets as $offset) {
$mo .= pack('i', $offset);
}
file_put_contents($file, $mo . $ids . $strings);
}
private function cbString($m)
{
static $mapping = array('t' => "\t", 'n' => "\n", '"' => '"', '\\' => '\\', '/' => '/', '_' => " ");
$sq = $m[0];
if (isset($mapping[$sq[1]])) {
return $mapping[$sq[1]];
} elseif ($sq[1] === 'u' && strlen($sq) === 6) {
return Strings::chr(hexdec(substr($sq, 2)));
} elseif ($sq[1] === 'x' && strlen($sq) === 4) {
return chr(hexdec(substr($sq, 2)));
} else {
$this->error("Invalid escaping sequence {$sq}");
}
}
/**
* @param string
* @return \Nella\Localization\Dictionary
* @throws \Nette\InvalidArgumentException
*/
public function load($lang, Dictionary $dictionary)
{
$path = str_replace(array('%dir%', '%lang%'), array($dictionary->dir, $lang), $this->fileMask);
if (!file_exists($path)) {
return;
}
if (@filesize($path) < 10) {
throw new \Nette\InvalidArgumentException("File '$path' is not a gettext file");
}
$handle = @fopen($path, "rb");
$endian = FALSE;
$read = function($bytes) use ($handle, $endian) {
$data = fread($handle, 4 * $bytes);
return $endian === FALSE ? unpack('V'.$bytes, $data) : unpack('N'.$bytes, $data);
};
$input = $read(1);
if (Strings::lower(substr(dechex($input[1]), -8)) == "950412de") {
$endian = FALSE;
} elseif (Strings::lower(substr(dechex($input[1]), -8)) == "de120495") {
$endian = TRUE;
} else {
throw new \Nette\InvalidArgumentException("File '$path' is not a gettext file");
}
$input = $read(1);
$input = $read(1);
$total = $input[1];
$input = $read(1);
$originalOffset = $input[1];
$input = $read(1);
$translationOffset = $input[1];
fseek($handle, $originalOffset);
$orignalTmp = $read(2 * $total);
fseek($handle, $translationOffset);
$translationTmp = $read(2 * $total);
$metadata = array();
for ($i = 0; $i < $total; ++$i) {
if ($orignalTmp[$i * 2 + 1] != 0) {
fseek($handle, $orignalTmp[$i * 2 + 2]);
$original = @fread($handle, $orignalTmp[$i * 2 + 1]);
} else {
$original = "";
}
if ($translationTmp[$i * 2 + 1] != 0) {
fseek($handle, $translationTmp[$i * 2 + 2]);
$translation = fread($handle, $translationTmp[$i * 2 + 1]);
if ($original === "") {
$metadata += $this->decodeMetadata($translation);
continue;
}
$original = explode(Strings::chr(0x00), $original);
$translation = explode(Strings::chr(0x00), $translation);
// needed $original data (if array) ?
$dictionary->addTranslation(is_array($original) ? $original[0] : $original, $translation);
}
}
$dictionary->metadata = $metadata;
if (isset($metadata['Plural-Forms'])) {
$dictionary->pluralForm = $metadata['Plural-Forms'];
}
}
