Requests::request_multiple()

	public static function request_multiple($requests, $options = array()) {
		$options = array_merge(self::get_default_options(true), $options);

		if (!empty($options['hooks'])) {
			$options['hooks']->register('transport.internal.parse_response', array('Requests', 'parse_multiple'));
			if (!empty($options['complete'])) {
				$options['hooks']->register('multiple.request.complete', $options['complete']);
			}
		}

		foreach ($requests as $id => &$request) {
			if (!isset($request['headers'])) {
				$request['headers'] = array();
			}
			if (!isset($request['data'])) {
				$request['data'] = array();
			}
			if (!isset($request['type'])) {
				$request['type'] = self::GET;
			}
			if (!isset($request['options'])) {
				$request['options']         = $options;
				$request['options']['type'] = $request['type'];
			}
			else {
				if (empty($request['options']['type'])) {
					$request['options']['type'] = $request['type'];
				}
				$request['options'] = array_merge($options, $request['options']);
			}

			self::set_defaults($request['url'], $request['headers'], $request['data'], $request['type'], $request['options']);

			// Ensure we only hook in once
			if ($request['options']['hooks'] !== $options['hooks']) {
				$request['options']['hooks']->register('transport.internal.parse_response', array('Requests', 'parse_multiple'));
				if (!empty($request['options']['complete'])) {
					$request['options']['hooks']->register('multiple.request.complete', $request['options']['complete']);
				}
			}
		}
		unset($request);

		if (!empty($options['transport'])) {
			$transport = $options['transport'];

			if (is_string($options['transport'])) {
				$transport = new $transport();
			}
		}
		else {
			$transport = self::get_transport();
		}
		$responses = $transport->request_multiple($requests, $options);

		foreach ($responses as $id => &$response) {
			// If our hook got messed with somehow, ensure we end up with the
			// correct response
			if (is_string($response)) {
				$request = $requests[$id];
				self::parse_multiple($response, $request);
				$request['options']['hooks']->dispatch('multiple.request.complete', array(&$response, $id));
			}
		}

		return $responses;
	}