AppserverIo\Doppelgaenger\StreamFilters\AdviceFilter::injectInvocationCode()

Complexity

Conditions	10
Paths	320

Size

Total Lines	74
Code Lines	37

Duplication

Lines	0
Ratio	0 %

Importance

Changes

0

<?php
    protected function injectInvocationCode(& $bucketData, FunctionDefinition $functionDefinition, array $callbackChain)
    {

        // start building up the code
        $code = '
            ' . ReservedKeywords::METHOD_INVOCATION_OBJECT . ' = new \AppserverIo\Doppelgaenger\Entities\MethodInvocation(
            ';

        // add the original method call to the callback chain so it can be integrated, add it and add the context
        if ($functionDefinition->isStatic()) {
            $contextCode = '__CLASS__';

Blank line found at end of control structure

        } else {
            $contextCode = '$this';
        }

        // iterate the callback chain and build up the code but pop the first element as we will invoke it initially
        unset($callbackChain[0]);

        // empty chain? Add the original function at least
        if (empty($callbackChain)) {
            $callbackChain[] = array($functionDefinition->getStructureName(), $functionDefinition->getName());
        }

        $code .= '    array(';
        foreach ($callbackChain as $callback) {
            // do some brushing up for the structure
            $structure = $callback[0];
            if ($structure === $functionDefinition->getStructureName()) {
                $structure = $contextCode;
            }

            // also brush up the function call to direct to the original
            if ($callback[1] === $functionDefinition->getName()) {
                $callback[1] = $functionDefinition->getName() . ReservedKeywords::ORIGINAL_FUNCTION_SUFFIX;
            }

            $code .= 'array(' . $structure . ', \'' . $callback[1] . '\'),';
        }
        $code .= '),
        ';

        // continue with the access modifiers
        $code .= '        ' . $contextCode . ',
                ' . ($functionDefinition->isAbstract() ? 'true' : 'false') . ',
                ' . ($functionDefinition->isFinal() ? 'true' : 'false') . ',
                ' . ($functionDefinition->isStatic() ? 'true' : 'false') . ',
            ';

        // we have to build up manual parameter collection as func_get_args() only returns copies
        // @see http://php.net/manual/en/function.func-get-args.php
        $parametersCode = '    array(';
        foreach ($functionDefinition->getParameterDefinitions() as $parameterDefinition) {
            $name = $parameterDefinition->name;
            $parametersCode .= '\'' . substr($name, 1) . '\' => ' . $name . ',';
        }
        $parametersCode .= ')';

        $code .= '    \'' . $functionDefinition->getName() . '\',
            ' .$parametersCode . ',
                __CLASS__,
                \'' . $functionDefinition->getVisibility() . '\'
            );';

        // Insert the code
        $placeholder = Placeholders::FUNCTION_BEGIN . $functionDefinition->getName() . Placeholders::PLACEHOLDER_CLOSE;
        $bucketData = str_replace(
            $placeholder,
            $placeholder . $code,
            $bucketData
        );

        return true;
    }