public function __construct($str)
{
static $templateFunctions;
if (!$templateFunctions) {
$templateFunctions = new Functions();
}
$str = Template::unTokenize($str);
// Parse all arg function calls in the passed string,
// callback creates default values.
$self = $this;
$captureCallback = function ($str) use(&$self) {
$args = Functions::parseArgsSimple($str);
$position = array_shift($args);
// Match the argument index integer.
if (!isset($position) || !ctype_digit($position)) {
return '';
}
// Store the default value.
$defaultValue = isset($args[0]) ? $args[0] : null;
if (isset($defaultValue)) {
$self->defaults[$position] = $defaultValue;
}
// Update argument count.
$argNumber = (int) $position + 1;
$self->argCount = max($self->argCount, $argNumber);
return "?a{$position}?";
};
$templateFunctions->register['#'] = $captureCallback;
$templateFunctions->register['arg'] = $captureCallback;
$this->string = $templateFunctions->apply($str);
}
function loop($process)
{
$process->string->pregReplaceCallback(LOOP_PATT, function ($m) {
return Template::tokenize(loop_unroll(Template::unTokenize($m[0])));
});
}
