<?php
/**
 * Lookup for second argument in functions _t() and _d() in source code
 *
 * PHP 5.3
 *
 * @license MIT
 * @author Filip (transformation to build a gettext dictionary)
 * @copyright 2014/02
 * based on extract2lang.php by author Romain d'Alverny, rdalverny, rda
*/

if (php_sapi_name() !== 'cli') {
    echo "CLI only.\n";
    exit(1);
}

if (version_compare(PHP_VERSION, '5.3.0') < 0) {
    echo "PHP 5.3 needed.\n";
    exit(1);
}

$php_source = isset($argv[1]) ? $argv[1] : null;
$domain     = isset($argv[2]) ? $argv[2] : null;

if (is_null($php_source) || is_null($domain)) {
    echo <<<U
Usage:
    php tools/lookup_for_second_argument.php path/to/source.php domain_name

    Example:
        php tools/lookup_for_second_argument.php en/index.php index

    You can join multiple sources with apostrophe - single quote (') like this:
        'en/3/download_index.php en/for-pc/index.php en/for-server/index.php en/3/index.php en/3/nav.php'

U;
    exit(1);
}

date_default_timezone_set(@date_default_timezone_get());

$cmd = sprintf('grep -HrnEi "_(e|t|h|d)\((.*)" %s', $php_source);
exec($cmd, $out);

foreach ($out as $str) {
    $arr     = explode(':', $str);
    $file    = array_shift($arr);
    $line    = array_shift($arr);
    $arr     = implode(':', $arr);
    $arr     = str_replace('\\\'', '_apostrophe_', $arr);
    if (preg_match_all('/\_(t|d)\(\'(.+)\'(,.+)$/im', $arr, $test)) { // qq i=PCRE_CASELESS, m=PCRE_MULTILINE, U=PCRE_UNGREEDY
        foreach ($test[3] as $more_arg) { // qq
            $att = $php_source . ' (line ' . $line . '): '. trim($arr) . PHP_EOL; // qq
            $attention[] = $att;
            echo $att . PHP_EOL;
        }
    }
}

exit(0);