Inet\Transformation\Rule\Callback::transform()

Complexity

Conditions	5
Paths	4

Size

Total Lines	29
Code Lines	14

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	16
CRAP Score	5

Importance

Changes	1
Bugs	0	Features	0

<?php
    public function transform($input, array $arguments)
    {
        // I should have two arguments: old format / new format
        if (count($arguments) === 0) {
            throw new TransformationException('Rule Callback Expects at least 1 argument');
        }

        $callable = $arguments[0];

        unset($arguments[0]);
        // Functions is callable ?
        if (!is_callable($callable)) {
            throw new TransformationException($callable.' is not callable');
        }

        // Transform it by calling the method and sending arguments
        // Process remaining arguments
        $args = array();
        if (count($arguments) > 0) {
            foreach ($arguments as $argument) {
                $args[] = $argument;
            }
        }
        // Inject the $input as the latest argument
        $args[] = $input;
        $output = call_user_func_array($callable, $args);

        return $output;
    }
}