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use EventEspresso\core\interfaces\InterminableInterface; |
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defined('EVENT_ESPRESSO_VERSION') || exit('No direct script access allowed'); |
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/** |
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* class EE_Request |
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* |
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* @package Event Espresso |
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* @subpackage /core/ |
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* @author Brent Christensen |
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*/ |
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class EE_Request implements InterminableInterface |
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{ |
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/** |
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* $_GET parameters |
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* |
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* @var array $_get |
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*/ |
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private $_get; |
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/** |
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* $_POST parameters |
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* |
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* @var array $_post |
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*/ |
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private $_post; |
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/** |
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* $_COOKIE parameters |
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* |
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* @var array $_cookie |
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*/ |
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private $_cookie; |
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/** |
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* $_REQUEST parameters |
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* |
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* @var array $_params |
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*/ |
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private $_params; |
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/** |
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* whether current request is for the admin but NOT via AJAX |
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* |
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* @var boolean $admin |
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*/ |
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public $admin = false; |
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/** |
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* whether current request is via AJAX |
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* |
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* @var boolean $ajax |
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*/ |
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public $ajax = false; |
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/** |
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* whether current request is via AJAX from the frontend of the site |
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* |
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* @var boolean $front_ajax |
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*/ |
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public $front_ajax = false; |
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/** |
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* IP address for request |
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* |
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* @var string $_ip_address |
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*/ |
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private $_ip_address; |
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/** |
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* class constructor |
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* |
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* @access public |
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* @param array $get |
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* @param array $post |
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* @param array $cookie |
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*/ |
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public function __construct(array $get, array $post, array $cookie) |
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{ |
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// grab request vars |
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$this->_get = $get; |
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$this->_post = $post; |
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$this->_cookie = $cookie; |
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$this->_params = array_merge($this->_get, $this->_post); |
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// AJAX ??? |
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$this->ajax = defined('DOING_AJAX') && DOING_AJAX; |
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$this->front_ajax = $this->ajax |
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&& $this->is_set('ee_front_ajax') |
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&& filter_var($this->get('ee_front_ajax'), FILTER_VALIDATE_BOOLEAN); |
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$this->admin = is_admin() && ! $this->ajax; |
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// grab user IP |
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$this->_ip_address = $this->_visitor_ip(); |
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} |
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/** |
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* @return array |
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*/ |
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public function get_params() |
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{ |
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return $this->_get; |
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} |
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/** |
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* @return array |
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*/ |
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public function post_params() |
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{ |
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return $this->_post; |
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} |
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/** |
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* @return array |
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*/ |
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public function cookie_params() |
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{ |
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return $this->_cookie; |
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} |
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/** |
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* returns contents of $_REQUEST |
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* |
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* @return array |
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*/ |
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public function params() |
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{ |
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return $this->_params; |
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} |
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/** |
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* @param $key |
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* @param $value |
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* @param bool $override_ee |
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* @return void |
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*/ |
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public function set($key, $value, $override_ee = false) |
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{ |
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// don't allow "ee" to be overwritten unless explicitly instructed to do so |
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if ( |
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$key !== 'ee' |
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|| ($key === 'ee' && empty($this->_params['ee'])) |
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|| ($key === 'ee' && ! empty($this->_params['ee']) && $override_ee) |
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) { |
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$this->_params[$key] = $value; |
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} |
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} |
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/** |
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* returns the value for a request param if the given key exists |
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* |
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* @param $key |
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* @param null $default |
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* @return mixed |
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*/ |
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public function get($key, $default = null) |
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{ |
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return $this->request_parameter_drill_down($key, $default, 'get'); |
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} |
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/** |
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* check if param exists |
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* |
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* @param $key |
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* @return bool |
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*/ |
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public function is_set($key) |
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{ |
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return $this->request_parameter_drill_down($key); |
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} |
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/** |
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* the supplied key can be a simple string to represent a "top-level" request parameter |
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* or represent a key for a request parameter that is nested deeper within the request parameter array, |
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* by using square brackets to surround keys for deeper array elements. |
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* For example : |
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* if the supplied $key was: "first[second][third]" |
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* then this will attempt to drill down into the request parameter array to find a value. |
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* Given the following request parameters: |
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* array( |
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* 'first' => array( |
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* 'second' => array( |
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* 'third' => 'has a value' |
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* ) |
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* ) |
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* ) |
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* would return true |
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* |
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* @param string $is_set_or_get |
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* @param $key |
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* @param null $default |
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* @param array $request_params |
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* @return bool|mixed|null |
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*/ |
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private function request_parameter_drill_down( |
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$key, |
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$default = null, |
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$is_set_or_get = 'is_set', |
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array $request_params = array() |
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) { |
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$request_params = ! empty($request_params) |
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? $request_params |
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: $this->_params; |
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// does incoming key represent an array like 'first[second][third]' ? |
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if (strpos($key, '[') !== false) { |
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// turn it into an actual array |
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$key = str_replace(']', '', $key); |
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$keys = explode('[', $key); |
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$key = array_shift($keys); |
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// check if top level key exists |
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if (isset($request_params[$key])) { |
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// build a new key to pass along like: 'second[third]' |
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// or just 'second' depending on depth of keys |
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$key_string = array_shift($keys); |
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if (! empty($keys)) { |
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$key_string .= '[' . implode('][', $keys) . ']'; |
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} |
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return $this->request_parameter_drill_down( |
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$key_string, |
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$default, |
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$is_set_or_get, |
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$request_params[$key] |
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); |
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} |
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} |
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if ($is_set_or_get === 'is_set') { |
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return isset($request_params[$key]); |
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} |
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return isset($request_params[$key]) |
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? $request_params[$key] |
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: $default; |
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} |
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/** |
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* remove param |
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* |
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* @param $key |
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* @param bool $unset_from_global_too |
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*/ |
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public function un_set($key, $unset_from_global_too = false) |
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{ |
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unset($this->_params[$key]); |
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if ($unset_from_global_too) { |
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unset($_REQUEST[$key]); |
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} |
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} |
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/** |
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* @return string |
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*/ |
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public function ip_address() |
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{ |
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return $this->_ip_address; |
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} |
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/** |
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* @return bool |
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*/ |
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public function isAdmin() |
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{ |
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return $this->admin; |
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} |
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/** |
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* @return mixed |
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*/ |
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public function isAjax() |
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{ |
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return $this->ajax; |
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} |
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/** |
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* @return mixed |
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*/ |
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public function isFrontAjax() |
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{ |
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return $this->front_ajax; |
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} |
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/** |
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* _visitor_ip |
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* attempt to get IP address of current visitor from server |
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* plz see: http://stackoverflow.com/a/2031935/1475279 |
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* |
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* @access public |
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* @return string |
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*/ |
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View Code Duplication |
private function _visitor_ip() |
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{ |
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$visitor_ip = '0.0.0.0'; |
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$server_keys = array( |
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'HTTP_CLIENT_IP', |
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'HTTP_X_FORWARDED_FOR', |
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'HTTP_X_FORWARDED', |
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'HTTP_X_CLUSTER_CLIENT_IP', |
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'HTTP_FORWARDED_FOR', |
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'HTTP_FORWARDED', |
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'REMOTE_ADDR', |
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); |
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foreach ($server_keys as $key) { |
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if (isset($_SERVER[$key])) { |
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foreach (array_map('trim', explode(',', $_SERVER[$key])) as $ip) { |
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if ($ip === '127.0.0.1' || filter_var($ip, FILTER_VALIDATE_IP) !== false) { |
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$visitor_ip = $ip; |
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} |
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} |
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} |
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} |
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return $visitor_ip; |
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} |
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} |
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// End of file EE_Request.core.php |
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// Location: /core/request_stack/EE_Request.core.php |
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