#!/usr/bin/php
<?php
error_reporting(E_ALL |  E_STRICT);

include dirname(__FILE__) . '/../patI18n.php';

echo "<h3>Exgtract messages to translate</h3>";

class Extractor
{
    
    protected $cnt;
    
    public function __construct()
    {
        
    }
    
    public function scanFile($file)
    {
        $this->scan(file_get_contents($file));
    }
    
    public function scan($string)
    {
        $tokens  =   token_get_all($string);        
        for ($i = 0; $i < count($tokens); ++$i) {
            $t  =   $tokens[$i];
            if (!is_array($t)) {
                continue;
            }

            if ($t[0] == T_DOUBLE_COLON) {
                $left   =   $tokens[($i - 1)];
                if ($left[0] != T_STRING || strtolower($left[1]) != 'pati18n' ) {
                    continue;
                }
                $right  =   $tokens[($i + 1)];
                if ($right[0] != T_STRING) {                            
                    continue;
                }
                ++$i;
                $domain = null;
                switch (strtolower($right[1])) {
                    case 'dgettext':
                        $d  =   $this->getNextString($i, $tokens);
                        $domain     =   $d[1];
                        // fall through
                        
                    case 'gettext':
                        $t  =   $this->getNextString($i, $tokens);
                        if (!$domain) {
                            echo "gettext ". $t[1] . "\n";
                        } else {
                            echo "dgettext domain: ". $d[1] . " msg: " . $t[1] . "\n";                                                
                        }
                        break;
                        
                    case 'dngettext':
                        $d  =   $this->getNextString($i, $tokens);
                        $domain =   $d[1];
                        // fall through
                        
                    case 'ngettext':                        
                        $s  =   $this->getNextString($i, $tokens);
                        $p  =   $this->getNextString($i, $tokens);
                        if (!$domain) {
                            echo "ngettext singular: ". $s[1] . " plural: " . $p[1] . "\n";
                        } else {                        
                            echo "dngettext " . "domain: " . $domain . " singular: ". $s[1] . " plural: " . $p[1] . "\n";
                        }                        
                    break;
                        
                    default:
                        continue;
                        break;
                }
            }
                                              
        }
    }
    
    protected function getNextString(&$i, $tokens) 
    {
        ++$i;
        while(true) {
            $t  =   $tokens[$i];
            
            // skip "("
            if (!is_array($t) && $t == '(') {
                ++$i;
                continue;
            }
            
            // skip blanks
            if (is_array($t) && $t[0] != T_WHITESPACE ) {
                break;
            }
            ++$i;
        }
        return $t;            
    }
}

$e  =   new Extractor();

// MySQL
$moduleConf    =   array(
            'domain'    =>  'patI18n',
            'domains'   =>  array('patForms'),
            'database'  =>  'pat',
            'host'      =>  'localhost',
            'user'      =>  'gerd',
            'password'  =>  'gerd123',
            'tablemsg'  =>  'i18nmsg',
            'tabletrans'=>  'i18ntrans'
    );
echo 'add Module: MySQL<pre>' . print_r( $moduleConf, true ) . '</pre>';
$im =   patI18n::createImporter('MySQL', $moduleConf);

array_shift($_SERVER['argv']);
foreach($_SERVER['argv'] as $f ) {
    echo "<h4>$f</h4>\n";
    $e->scanFile($f);
}

?>