/**
* Create a parameter node.
*
* @param string $parameter_name
* Parameter name, eg. $parm
* @return ParameterNode
*/
public static function create($parameter_name)
{
$parameter_name = '$' . ltrim($parameter_name, '$');
$parameter_node = new ParameterNode();
$parameter_node->addChild(new VariableNode(T_VARIABLE, $parameter_name), 'name');
return $parameter_node;
}
public function testGetValueNoArgument()
{
$this->parameter->setValue(StringNode::fromValue('har'));
$path = new PathUtility('foo/%node');
$binding = new ParameterBinding($path, $this->parameter);
$this->assertEquals('har', $binding->getValue());
}
/**
* {@inheritdoc}
*/
public function convert(TargetInterface $target)
{
$this->writeService($target, 'boot_subscriber', ['class' => 'Drupal\\' . $target->id() . '\\EventSubscriber\\BootSubscriber', 'tags' => [['name' => 'event_subscriber']]]);
$render = ['#theme' => 'dmu_event_subscriber', '#module' => $target->id(), '#class' => 'BootSubscriber', '#event' => 'KernelEvents::REQUEST'];
$subscriber = $this->parse($render);
$target->getIndexer('function')->get('hook_boot')->cloneAsMethodOf($subscriber)->setName('onEvent')->appendParameter(ParameterNode::create('event')->setTypeHint('\\Symfony\\Component\\HttpKernel\\Event\\GetResponseEvent'));
$this->writeClass($target, $subscriber);
}
/**
* @depends testHasParameter
*/
public function testAppendParameter()
{
/** @var \Pharborist\Functions\FunctionDeclarationNode $function */
$function = Parser::parseSnippet('function baz() {}');
$function->appendParameter(ParameterNode::create('$neo'));
$this->assertTrue($function->hasParameter('neo'));
$function->appendParameter(function (FunctionDeclarationNode $function) {
return ParameterNode::create('$trinity');
});
$this->assertTrue($function->hasParameter('trinity'));
}
/**
* Create a function declaration.
*
* @param NameNode|string $function_name
* The function name.
* @param array $parameters
* (Optional) List of parameters.
*
* @return FunctionDeclarationNode
*/
public static function create($function_name, $parameters = NULL)
{
/** @var FunctionDeclarationNode $function */
$function = Parser::parseSnippet("function {$function_name}() {}");
if (is_array($parameters)) {
foreach ($parameters as $parameter) {
if (is_string($parameter)) {
$parameter = ParameterNode::create($parameter);
}
$function->appendParameter($parameter);
}
}
return $function;
}
public function convert(TargetInterface $target)
{
$indexer = $target->getIndexer('function');
$hooks = array_filter($this->pluginDefinition['hook'], [$indexer, 'has']);
foreach ($hooks as $hook) {
/** @var \Pharborist\Functions\FunctionDeclarationNode $function */
$function = $indexer->get($hook);
$function->prependParameter(ParameterNode::create('build')->setTypeHint('array')->setReference(TRUE));
// Extract the entity type from the hook name (e.g. 'hook_node_view').
preg_match('/^hook_(.+)_view$/', $hook, $matches);
$entity_type = $matches[1];
$rewriter = $this->rewriters->createInstance('_rewriter:' . $entity_type);
$this->rewriteFunction($rewriter, $function->getParameterAtIndex(1), $target);
}
}
/**
* {@inheritdoc}
*/
public function convert(TargetInterface $target)
{
/** @var \Pharborist\Functions\FunctionDeclarationNode $function */
$function = $target->getIndexer('function')->get('hook_node_prepare');
// foo_node_prepare() --> foo_node_prepare_form().
$function->setName($function->getName() . '_form');
// The first parameter is a node, so rewrite the function accordingly.
$this->rewriters->createInstance('_entity:node')->rewrite($function->getParameterAtIndex(0));
// Create the $operation parameter.
$function->appendParameter(ParameterNode::create('operation'));
// Create the $form_state parameter.
$form_state = ParameterNode::create('form_state')->setTypeHint('\\Drupal\\Core\\Form\\FormStateInterface');
$function->appendParameter($form_state);
$target->save($function);
}
/**
* {@inheritdoc}
*/
public function convert(TargetInterface $target)
{
$target->getIndexer('function')->get($this->pluginDefinition['hook'])->setDocComment($this->buildFixMe(NULL, [], self::DOC_COMMENT));
$render = ['#theme' => 'dmu_route_subscriber', '#module' => $target->id()];
$this->writeClass($target, $this->parse($render));
$alterable = ParameterNode::create('data');
$alterable->setTypeHint('array')->setReference(TRUE);
$parameter = clone $alterable;
$this->implement($target, 'menu_links_discovered_alter')->appendParameter($parameter->setName('links'));
$parameter = clone $alterable;
$this->implement($target, 'menu_local_tasks_alter')->appendParameter($parameter->setName('data'))->appendParameter(ParameterNode::create('route_name'));
$parameter = clone $alterable;
$this->implement($target, 'menu_local_actions_alter')->appendParameter($parameter->setName('local_actions'));
$parameter = clone $alterable;
$items = clone $alterable;
$function = $this->implement($target, 'contextual_links_view_alter')->appendParameter($parameter->setName('element'))->appendParameter($items->setName('items')->setReference(FALSE));
$target->save($function);
}
/**
* @return \Pharborist\Objects\ClassMethodNode
*/
protected function addMethod(FunctionDeclarationNode $function, ClassNode $class, $alias = NULL)
{
$method = ClassMethodNode::fromFunction($function);
if ($alias) {
$method->setName($alias);
}
$class->appendMethod($method);
// Add the parameters required for FormInterface conformance.
$parameters = $method->getParameters()->toArray();
if (empty($parameters)) {
$parameters[0] = ParameterNode::create('$form');
$method->appendParameter($parameters[0]);
}
if (sizeof($parameters) == 1) {
$parameters[1] = ParameterNode::create('$form_state');
$method->appendParameter($parameters[1]);
}
// The $form parameter must have the array type hint.
$parameters[0]->setTypeHint('array');
// The form state is never passed by reference.
$parameters[1]->setReference(FALSE);
// Additional parameters MUST have a default value of NULL in order to conform
// to FormInterface.
for ($i = 2; $i < sizeof($parameters); $i++) {
$parameters[$i]->setValue(new TokenNode(T_STRING, 'NULL'));
}
$this->formStateRewriter->rewrite($parameters[1]);
return $method;
}
/**
* A helper function to ease exception catching in the __toString() method.
*
* @return string
*/
protected function toString()
{
$doc = RootNode::create($this->getNamespace());
$class = ClassNode::create($this->getName());
$constructor = ClassMethodNode::create('__construct');
$class->appendMethod($constructor);
$constructorDocString = '';
foreach ($this->getProperties() as $name => $info) {
$class->createProperty($name, isset($info['default']) ? $info['default'] : NULL, 'protected');
if (isset($info['description'])) {
$propertyDocString = "@var {$info['type']} {$name}\n {$info['description']}";
$constructorDocString .= "@param {$info['type']} {$name}\n {$info['description']}\n\n";
} else {
$propertyDocString = "@var {$info['type']} {$name}";
$constructorDocString .= "@param {$info['type']} {$name}\n\n";
}
$class->getProperty($name)->closest(Filter::isInstanceOf('\\Pharborist\\Objects\\ClassMemberListNode'))->setDocComment(DocCommentNode::create($propertyDocString));
$constructor->appendParameter(ParameterNode::create($name));
$expression = Parser::parseSnippet("\$this->{$name} = \${$name};");
$constructor->getBody()->lastChild()->before($expression);
$getter = ClassMethodNode::create('get' . ucfirst($name));
$class->appendMethod($getter);
$class->getMethod('get' . ucfirst($name))->setDocComment(DocCommentNode::create("Gets the {$name} value."));
$getter_expression = Parser::parseSnippet("return \$this->{$name};");
$getter->getBody()->lastChild()->before($getter_expression);
}
$class->getMethod('__construct')->setDocComment(DocCommentNode::create($constructorDocString));
$doc->getNamespace($this->getNamespace())->getBody()->append($class);
/* @todo dispatch an event to allow subscribers to alter $doc */
$formatter = FormatterFactory::getPsr2Formatter();
$formatter->format($doc->getNamespace($this->getNamespace()));
return $doc->getText();
}
public function visitParameterNode(ParameterNode $node)
{
if ($node->getValue()) {
$assign = $node->getValue()->previousUntil(Filter::isTokenType('='), TRUE)->get(0);
$this->spaceBefore($assign);
$this->spaceAfter($assign);
}
}
public function matchReflector(\ReflectionFunctionAbstract $reflector)
{
$this->setReference($reflector->returnsReference());
foreach ($reflector->getParameters() as $i => $parameter) {
try {
$this->getParameterAtIndex($i)->matchReflector($parameter);
} catch (\OutOfBoundsException $e) {
$this->appendParameter(ParameterNode::fromReflector($parameter));
}
}
return $this;
}
/**
* {@inheritdoc}
*/
public function buildRoute(TargetInterface $target, Drupal7Route $route)
{
$definition = $this->buildRouteDefinition($target, $route);
$map = $this->buildParameterMap($target, $route);
$map->applyRoute($definition->unwrap());
$indexer = $target->getIndexer('function');
foreach ($map->toArray() as $function_name => $parameters) {
if ($parameters && $indexer->has($function_name)) {
/** @var \Pharborist\Functions\FunctionDeclarationNode $function */
$function = $indexer->get($function_name);
foreach ($parameters as $parameter_name => $info) {
$parameter = $function->getParameterByName($parameter_name)->setName($info['name'], TRUE);
if (isset($info['type'])) {
$plugin_id = '_rewriter:' . $info['type'];
if ($this->rewriters->hasDefinition($plugin_id)) {
$this->rewriters->createInstance($plugin_id)->rewrite($parameter);
}
}
}
}
}
$class_indexer = $target->getIndexer('class');
if ($class_indexer->has('DefaultController')) {
$controller = $class_indexer->get('DefaultController');
} else {
$controller = $this->getController($target, $route);
$class_indexer->addFile($this->writeClass($target, $controller));
}
if ($indexer->has($route['title callback'])) {
if (!$controller->hasMethod($route['title callback'])) {
$indexer->get($route['title callback'])->cloneAsMethodOf($controller);
}
}
if ($indexer->has($route['access callback'])) {
$func = $indexer->get($route['access callback']);
$returns = $func->find(Filter::isInstanceOf('\\Pharborist\\ReturnStatementNode'));
foreach ($returns as $ret) {
$call = ClassMethodCallNode::create('\\Drupal\\Core\\Access\\AccessResult', 'allowedIf')->appendArgument($ret->getExpression());
$ret->replaceWith(ReturnStatementNode::create($call));
}
// The access callback always receives an $account parameter.
if ($func->hasParameter('account')) {
$func->getParameter('account')->setTypeHint('Drupal\\Core\\Session\\AccountInterface');
} else {
$account = ParameterNode::create('account')->setTypeHint('Drupal\\Core\\Session\\AccountInterface');
$func->appendParameter($account);
}
if (!$controller->hasMethod($route['access callback'])) {
$func->cloneAsMethodOf($controller);
}
}
if ($indexer->has($route['page callback'])) {
if (!$controller->hasMethod($route['page callback'])) {
$indexer->get($route['page callback'])->cloneAsMethodOf($controller);
}
}
$this->writeClass($target, $controller);
}
/**
* Returns if the parameter is fully reassigned anywhere in the function.
*
* @param \Pharborist\Functions\ParameterNode $parameter
* The parameter to check.
*
* @return boolean
*/
protected function isReassigned(ParameterNode $parameter)
{
return (bool) $parameter->getFunction()->find(Filter::isInstanceOf('\\Pharborist\\Variables\\VariableNode'))->filter(function (VariableNode $variable) use($parameter) {
return $variable->getName() == $parameter->getName();
})->filter($this->isAssigned)->count();
}
/**
* Parse parameter.
* @return ParameterNode
*/
private function parameter()
{
$node = new ParameterNode();
if ($type = $this->optionalTypeHint()) {
$node->addChild($type, 'typeHint');
}
$this->tryMatch('&', $node, 'reference');
$this->tryMatch(T_ELLIPSIS, $node, 'variadic');
$this->mustMatch(T_VARIABLE, $node, 'name', TRUE);
if ($this->tryMatch('=', $node)) {
$node->addChild($this->staticScalar(), 'value');
}
return $node;
}
public function testMatchReflector()
{
// @TODO Reflect on a function we define so we can more fully test this
$reflector = (new \ReflectionFunction('array_walk'))->getParameters()[0];
$node = ParameterNode::create('array')->matchReflector($reflector);
$this->assertInstanceOf('\\Pharborist\\TokenNode', $node->getReference());
$this->assertSame('&', $node->getReference()->getText());
$this->assertNull($node->getValue());
}
public function testFunctionDeclaration()
{
$expected = 'function test($a, $b) {}';
$function = FunctionDeclarationNode::create('test', ['$a', '$b']);
$this->assertEquals($expected, $function->getText());
$function = FunctionDeclarationNode::create('badoink');
$function->appendParameter(ParameterNode::create('badonk'));
$this->assertEquals('function badoink($badonk) {}', $function->getText());
}
