Jarves\Admin\AppKernelModifier::save PHP Method

    public function save()
    {
        if (!$this->addBundles && !$this->removeBundles) {
            return false;
        }
        $appKernelPath = new \ReflectionClass('AppKernel');
        $file = $appKernelPath->getFileName();
        $this->script = file_get_contents($file);
        $inBundles = false;
        $inRegisterBundles = false;
        $inBlockComment = false;
        $inComment = false;
        $bundleShortArrayVersion = false;
        $bundles = $this->bundles;
        foreach ($this->addBundles as $bundle) {
            $bundles[] = $bundle;
        }
        foreach ($this->removeBundles as $bundle) {
            $pos = array_search($bundle, $bundles);
            unset($bundles[$pos]);
        }
        $this->length = strlen($this->script);
        for ($this->position = 0; $this->position < $this->length; $this->position++) {
            if ($inComment || $inBlockComment) {
                //search for comment ends
                if (!$inBlockComment && $inComment && $this->expect("\n")) {
                    $inComment = false;
                }
                if (!$inComment && $inBlockComment && $this->expect('*/')) {
                    $inBlockComment = false;
                }
                continue;
            } else {
                //search for comment starts
                if (!$inBlockComment && $this->expect('//')) {
                    $inComment = true;
                    continue;
                }
                if (!$inComment && $this->expect('/*')) {
                    $inBlockComment = true;
                    continue;
                }
            }
            if (!$inBundles) {
                if (!$inRegisterBundles) {
                    if ($this->expect('function registerBundles')) {
                        $inRegisterBundles = true;
                    }
                } else {
                    if ($this->expect('$bundles = array(')) {
                        $inBundles = true;
                    }
                    if ($this->expect('$bundles = [')) {
                        $inBundles = true;
                        $bundleShortArrayVersion = true;
                    }
                }
            }
            if ($inBundles) {
                if ($bundleShortArrayVersion && $this->expect('];') || !$bundleShortArrayVersion && $this->expect(');')) {
                    $this->remove(2);
                    $code = "\$bundles = array(\n";
                    foreach ($bundles as $bundle) {
                        $code .= "            new {$bundle}(),\n";
                    }
                    $code .= "        );";
                    $this->write($code);
                    break;
                } else {
                    $this->remove(1);
                }
            }
        }
        return !!file_put_contents($file, $this->script);
    }