public function testExtend()
{
$l1 = new Locale();
$l1->set('Hello, World!', 'Hej, Verden!');
$l1->set('Hello, %1!', 'Hej, %1!');
$l1->set('There are %1 users', array('Der er %1 bruger', 'Der er %1 brugere'));
$l2 = new Locale();
$l2->set('Create user', 'Opret bruger');
$l2->set('Hello, %1!', 'Halløj, %1!');
$l2->extend($l1);
$this->assertEquals('Hej, Verden!', $l2->get('Hello, World!'));
$this->assertEquals('Hej, World!', $l2->get('Hello, %1!', 'World'));
$this->assertEquals('Der er 0 brugere', $l2->nget('There are %1 users', 'There is %1 user', 0));
$this->assertEquals('Der er 1 bruger', $l2->nget('There are %1 users', 'There is %1 user', 1));
$this->assertEquals('Der er 2 brugere', $l2->nget('There are %1 users', 'There is %1 user', 2));
}
/**
* Read a gettext MO-file.
* @param string $file MO-file.
* @return Locale Localization object.
*/
public static function readMo($file)
{
$f = file_get_contents($file);
if ($f === false) {
//TODO: throw exception instead
trigger_error('Could not open file: ' . $file, E_USER_ERROR);
return null;
}
$magic = bin2hex(substr($f, 0, 4));
if ($magic === '950412de') {
// Big endian
$header = 'Nrev/NN/NO/NT/NS/NH';
$format = 'N';
} else {
if ($magic === 'de120495') {
// Little endian
$header = 'Vrev/VN/VO/VT/VS/VH';
$format = 'V';
} else {
trigger_error('Not a valid MO file: incorrect magic number: ' . $magic, E_USER_ERROR);
return null;
}
}
$o = 4;
$data = unpack($header, substr($f, $o, 24));
$num = $data['N'];
$oOffset = $data['O'];
$tOffset = $data['T'];
if ($num == 0) {
return new Locale();
}
$format = $format . $num * 2;
$o = $oOffset;
$oTable = unpack($format, substr($f, $o, 8 * $num));
$o = $tOffset;
$tTable = unpack($format, substr($f, $o, 8 * $num));
$offsets = array();
$n = $num * 2;
$o = $oTable[2];
$messages = array();
for ($i = 1; $i <= $n; $i += 2) {
$length = $oTable[$i];
if ($length == 0) {
$message = '';
$o += 1;
} else {
$message = substr($f, $o, $length);
$o += $length + 1;
$hasNul = strpos($message, "");
if ($hasNul !== false) {
$message = substr($message, $hasNul + 1);
}
// gets plural
}
$messages[$i] = $message;
}
$o = $tTable[2];
$l = new Locale();
for ($i = 1; $i <= $n; $i += 2) {
$length = $tTable[$i];
if ($length > 0) {
$translation = substr($f, $o, $length);
$o += $length + 1;
if ($messages[$i] == '') {
$properties = explode("\n", $translation);
foreach ($properties as $property) {
list($property, $value) = explode(':', $property, 2);
if (trim(strtolower($property)) == 'plural-forms') {
$l->pluralForms = $value;
break;
} else {
if (trim(strtolower($property)) == 'language') {
$value = LanguageTag::parseTag($value);
$l->name = $value[0];
$l->region = $value[1];
}
}
}
}
if (strpos($translation, "") !== false) {
$translation = explode("", $translation);
}
$l->set($messages[$i], $translation);
} else {
$o += 1;
}
}
return $l;
}
/**
* Create a localization object from the scanned strings.
* @return Locale Localization.
*/
public function getLocalization()
{
$l = new Locale();
foreach ($this->stringLiterals as $message => $literal) {
$l->set($message, $message);
}
foreach ($this->pluralLiterals as $message => $array) {
list($plural, $singular, $smessage) = $array;
$l->set($message, array($smessage, $message));
}
return $l;
}
