/**
* Detect if we should use the JsonRenderer based on model type and/or
* Accept header
*
* @param ViewEvent $e
* @return null|JsonRenderer
*/
public function selectRenderer(ViewEvent $e)
{
$model = $e->getModel();
if ($model instanceof Model\JsonModel) {
// JsonModel found
return $this->renderer;
}
$request = $e->getRequest();
if (!$request instanceof HttpRequest) {
// Not an HTTP request; cannot autodetermine
return;
}
$headers = $request->getHeaders();
if ($headers->has('accept')) {
$accept = $headers->get('Accept');
foreach ($accept->getPrioritized() as $mediaType) {
if (0 === strpos($mediaType, 'application/json')) {
// application/json Accept header found
return $this->renderer;
}
if (0 === strpos($mediaType, 'application/javascript')) {
// application/javascript Accept header found
if (false != ($callback = $request->getQuery()->get('callback'))) {
$this->renderer->setJsonpCallback($callback);
}
return $this->renderer;
}
}
}
// Not matched!
return;
}
/**
* Detect if we should use the JsonRenderer based on model type and/or
* Accept header
*
* @param ViewEvent $e
* @return null|JsonRenderer
*/
public function selectRenderer(ViewEvent $e)
{
$model = $e->getModel();
if ($model instanceof Model\JsonModel) {
// JsonModel found
return $this->renderer;
}
$request = $e->getRequest();
if (!$request instanceof HttpRequest) {
// Not an HTTP request; cannot autodetermine
return;
}
$headers = $request->getHeaders();
if (!$headers->has('accept')) {
return;
}
$accept = $headers->get('Accept');
if (($match = $accept->match('application/json, application/javascript')) == false) {
return;
}
if ($match->getTypeString() == 'application/json') {
// application/json Accept header found
return $this->renderer;
}
if ($match->getTypeString() == 'application/javascript') {
// application/javascript Accept header found
if (false != ($callback = $request->getQuery()->get('callback'))) {
$this->renderer->setJsonpCallback($callback);
}
return $this->renderer;
}
}
public function testRendersNonTraversableNonJsonSerializableObjectsAsJsonObjectsWithJsonpCallback()
{
$model = new stdClass();
$model->foo = 'bar';
$model->bar = 'baz';
$expected = 'callback(' . json_encode(get_object_vars($model)) . ');';
$this->renderer->setJsonpCallback('callback');
$test = $this->renderer->render($model);
$this->assertEquals($expected, $test);
}
