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<?php
namespace Gettext\Utils;
use Exception;
use Gettext\Translations;
abstract class FunctionsScanner
{
/**
* Scan and returns the functions and the arguments.
*
* @param array $constants Constants used in the code to replace
*
* @return array
*/
abstract public function getFunctions(array $constants = []);
/**
* Search for specific functions and create translations.
*
* @param Translations $translations The translations instance where save the values
* @param array $options The extractor options
*/
public function saveGettextFunctions(Translations $translations, array $options)
{
$functions = $options['functions'];
$file = $options['file'];
foreach ($this->getFunctions($options['constants']) as $function) {
list($name, $line, $args) = $function;
if (!isset($functions[$name])) {
continue;
}
$domain = $context = $original = $plural = null;
switch ($functions[$name]) {
case 'noop':
case 'gettext':
if (!isset($args[0])) {
continue 2;
}
$original = $args[0];
break;
case 'ngettext':
if (!isset($args[1])) {
continue 2;
}
list($original, $plural) = $args;
break;
case 'pgettext':
if (!isset($args[1])) {
continue 2;
}
list($context, $original) = $args;
break;
case 'dgettext':
if (!isset($args[1])) {
continue 2;
}
list($domain, $original) = $args;
break;
case 'dpgettext':
if (!isset($args[2])) {
continue 2;
}
list($domain, $context, $original) = $args;
break;
case 'npgettext':
if (!isset($args[2])) {
continue 2;
}
list($context, $original, $plural) = $args;
break;
case 'dnpgettext':
if (!isset($args[3])) {
continue 2;
}
list($domain, $context, $original, $plural) = $args;
break;
case 'dngettext':
if (!isset($args[2])) {
continue 2;
}
list($domain, $original, $plural) = $args;
break;
default:
throw new Exception(sprintf('Not valid function %s', $functions[$name]));
}
if ((string) $original !== '' && ($domain === null || $domain === $translations->getDomain())) {
$translation = $translations->insert($context, $original, $plural);
$translation->addReference($file, $line);
if (isset($function[3])) {
foreach ($function[3] as $extractedComment) {
$translation->addExtractedComment($extractedComment);
}
}
}
}
}
}
|