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<?php |
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class Zenc_EmailLogger_Controller_Restful |
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extends Mage_Core_Controller_Front_Action |
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{ |
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const PARAM_METHOD = 'method'; |
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const PARAM_FORMAT = 'format'; |
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protected $_methods = array( |
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'get', 'post', 'put', 'delete', 'head' |
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); |
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protected $_formats = array( |
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'html' => 'zenc_emaillogger/render_html', |
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'dump' => 'zenc_emaillogger/render_dump', |
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'json' => 'zenc_emaillogger/render_json', |
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); |
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/** |
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* Retrieve action method name |
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* |
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* @param string $action |
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* @return string |
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*/ |
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public function getActionMethodName($action) |
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{ |
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return join('', array($this->_getRestMethod(), ucfirst($action), 'Action')); |
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} |
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public function render($value) |
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{ |
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$render = $this->_getRenderer($this->_getRestFormat())->setValue($value); |
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$this->getResponse() |
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->setHeader('Content-Type', $render->getContentType()) |
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->setBody($render->toHtml()); |
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} |
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private function _getRenderer($format) |
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{ |
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return $this->getLayout()->createBlock($this->_formats[$format]); |
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} |
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private function _getRestFormat() |
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{ |
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$forcedFormat = strtolower($this->getRequest()->getParam(static::PARAM_FORMAT)); |
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if ($this->_isAllowed($forcedFormat, array_keys($this->_formats))) { |
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return $forcedFormat; |
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} |
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foreach ($this->_getHttpFormats() as $httpFormat) { |
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if ($this->_isAllowed($httpFormat, array_keys($this->_formats))) { |
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return $httpFormat; |
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} |
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} |
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throw new InvalidArgumentException('Unsupported format'); |
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} |
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private function _getHttpFormats() |
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{ |
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$header = explode(',', $this->getRequest()->getHeader('Accept')); |
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$httpFormats = array(); |
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foreach ($header as $accept) { |
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list(, $format) = explode('/', $accept, 2); |
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$httpFormats[] = strtolower($format); |
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} |
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return $httpFormats; |
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} |
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private function _getRestMethod() |
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{ |
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$forcedMethod = strtolower($this->getRequest()->getParam(static::PARAM_METHOD)); |
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$httpMethod = strtolower($this->getRequest()->getMethod()); |
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$method = $this->_isAllowed($forcedMethod, $this->_methods) ?: $this->_isAllowed($httpMethod, $this->_methods); |
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if ($method) { |
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return $method; |
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} |
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throw new InvalidArgumentException('Unsupported method'); |
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} |
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private function _isAllowed($toCheck, $allowed) |
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{ |
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if (!empty($toCheck) && in_array($toCheck, $allowed)) { |
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return $toCheck; |
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} |
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} |
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} |
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technodelight /
zenc-email-logger
