/**
* Setup
* Setup the request and dispatch it to Guzzle
*
* @access protected
* @param [type] $method [description]
*/
protected function setUp($method = null, $body = null, $additional_headers = array())
{
//has the request already been dispatched to Guzzle?
if ($this->hasBeenDispatched() === true) {
throw new \ErrorException('The request has already been dispatched to Guzzle!');
}
//set the method as a property to our users can access it later
$this->method = $method;
//we have to have a url before dispatching a request
if ($this->getUrl() === false) {
throw new \ErrorException('The url must be set before trying to dispatch a request!');
}
//if the developer hasn't set a client lets set one for them
if (is_null($this->getGuzzleClient())) {
$config = array();
if ($this->useAuth === true) {
$config['defaults']['auth'] = array($this->getUsername(), $this->getPassword());
}
if (count($additional_headers) > 0) {
//this means the developer has specified addtional headers
//lets pop them into the array
$config['defaults']['headers'] = $additional_headers;
}
$this->setGuzzleClient(new Client($config));
}
//should we use the Glow complete event
if ($this->getUseCompleteEvent() === true) {
$this->guzzleClient->getEmitter()->on('complete', function (CompleteEvent $e) {
if ($this->errorOccurred === false) {
$this->guzzleResponse = $e->getResponse();
$this->guzzleCurlInfo = $e->getTransferInfo();
}
});
}
//should we use the Glow error event
if ($this->getUseErrorEvent() === true) {
$this->guzzleClient->getEmitter()->on('error', function (ErrorEvent $e) {
$this->guzzleResponse = $e->getResponse();
$this->guzzleCurlInfo = $e->getTransferInfo();
$this->errorOccurred = true;
$this->guzzleException = $e->getException();
});
}
//should we track history
if ($this->getUseHistory() === true) {
$this->guzzleClient->getEmitter()->on('before', function (BeforeEvent $e) {
$this->trackedUrls[] = $e->getRequest()->getUrl();
});
$this->guzzleHistory = new History();
}
//should we use a cookie jar?
if ($this->getUseCookieJar() === true) {
//if the developer didn't send us a cookie jar lets create one
if (is_null($this->getGuzzleCookieJar())) {
$this->setGuzzleCookieJar(new Cookie());
}
}
//start our subscribers array
$subscribers['subscribers'] = array();
//are we subscribing history?
if ($this->getUseHistory() === true) {
$subscribers['subscribers'][] = $this->getGuzzleHistory();
}
//are we subscribing cookies?
if ($this->getUseCookieJar() === true) {
$subscribers['subscribers'][] = $this->getGuzzleCookieJar();
}
//if we didn't add any subscribers lets reset our subscribers array to base array
if (count($subscribers['subscribers']) == 0) {
$subscribers = array();
}
$options = array();
if (!is_null($body)) {
$options = array_merge($subscribers, array('body' => $body));
} else {
$options = $subscribers;
}
//setup our Guzzle Request Object
$this->guzzleRequest = $this->guzzleClient->createRequest($this->getMethod(), $this->getUrl(), $options);
//did the developer specify a custom useragent?
if (!is_null($this->getUserAgent())) {
$this->guzzleRequest->setHeader('User-Agent', $this->getUserAgent());
}
//dispatch the request
try {
$this->guzzleClient->send($this->guzzleRequest);
} catch (\Exception $e) {
$this->guzzleException = $e;
$this->errorOccurred = true;
//if throwing Guzzle exceptions is on lets rethrow the exception
if ($this->throwGuzzleExceptions === true) {
throw $e;
}
}
//update our dispatch property
$this->beenDispatched = true;
return $this;
}
/**
* Add select statement.
* @param any $field
* @param bool $reset
* @param string $alias (for sub-select)
* @return self
* @throws Oppa\InvalidValueException
*/
public final function select($field = null, bool $reset = true, string $alias = null) : self
{
$reset && $this->reset();
// handle other query object
if ($field instanceof $this) {
if (empty($alias)) {
throw new InvalidValueException('Alias is required!');
}
return $this->push('select', sprintf('(%s) AS %s', $field->toString(), $alias));
}
// handle json select
if (is_array($field)) {
return $this->push('select', join('', $field));
}
// pass for aggregate method, e.g select().aggregate('count', 'id')
if (empty($field)) {
$field = ['1'];
}
return $this->push('select', trim($field, ', '));
}