/**
* @return Program
*/
public static function readProgram($fileName)
{
// BufferedReader b;
try {
$b = fopen($fileName, 'r');
$p = new Program();
// Statement s;
// String str;
do {
$str = fgets($b);
if ($str != null) {
//int j;
$str = trim($str);
if (strlen($str) == 0) {
continue;
}
if (in_array($str[0], array(';', '#', '%'))) {
continue;
}
$mark = "";
$j = strpos($str, ":");
if ($j > 0) {
$mark = trim(substr($str, 0, $j));
$str = trim(substr($str, $j + 1));
}
$fonction = "";
$j = strpos($str, " ");
if ($j > 0) {
$fonction = trim(substr($str, 0, $j));
$str = trim(substr($str, $j + 1));
// We extract the string after the function
$args = str_getcsv($str, " ", "'");
switch (count($args)) {
case 1:
$s = new Statement($mark, $fonction, $args[0]);
break;
case 2:
$s = new Statement($mark, $fonction, $args[0], $args[1]);
break;
case 3:
$s = new Statement($mark, $fonction, $args[0], $args[1], $args[2]);
break;
case 4:
$s = new Statement($mark, $fonction, $args[0], $args[1], $args[2] . ' ' . $args[3]);
break;
}
} else {
$s = new Statement($mark, $str, "");
}
$p->addStatement($s);
}
} while ($str !== false);
fclose($b);
$p->updateLabels();
return $p;
} catch (\Exception $io) {
return null;
}
}