/**
* Merges default options into the array passed by reference and returns
* an array of headers that need to be merged in after the request is
* created.
*
* @param array $options Options to modify by reference
*
* @return array|null
*/
private function mergeDefaults(&$options)
{
// Merging optimization for when no headers are present
if (!isset($options['headers']) || !isset($this->defaults['headers'])) {
$options = __puzzle_array_replace_recursive($this->defaults, $options);
return null;
}
$defaults = $this->defaults;
unset($defaults['headers']);
$options = __puzzle_array_replace_recursive($defaults, $options);
return $this->defaults['headers'];
}
private function applyCustomOptions(puzzle_message_RequestInterface $request, array &$options)
{
// Overwrite any generated options with custom options
$config = $request->getConfig();
if ($custom = $config['stream_context']) {
if (!is_array($custom)) {
throw new puzzle_exception_AdapterException('stream_context must be an array');
}
$options = __puzzle_array_replace_recursive($options, $custom);
}
}