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<?php |
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use EventEspresso\core\exceptions\InvalidDataTypeException; |
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use EventEspresso\core\exceptions\InvalidInterfaceException; |
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defined('EVENT_ESPRESSO_VERSION') || exit; |
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/** |
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* Class EE_Invisible_Recaptcha_Input |
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* Although technically not an actual form input, |
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* this class allows Google's Invisible reCAPTCHA |
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* to be added to Event Espresso's form system |
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* |
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* @author Brent Christensen |
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* @since $VID:$ |
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*/ |
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class EE_Invisible_Recaptcha_Input extends EE_Form_Input_Base |
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{ |
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const SCRIPT_HANDLE_GOOGLE_INVISIBLE_RECAPTCHA = 'google_invisible_recaptcha'; |
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const SCRIPT_HANDLE_ESPRESSO_INVISIBLE_RECAPTCHA = 'espresso_invisible_recaptcha'; |
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/** |
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* @var EE_Registration_Config $config |
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*/ |
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private $config; |
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/** |
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* @var string $recaptcha_id |
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*/ |
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private $recaptcha_id; |
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/** |
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* @var string $submit_button_id |
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*/ |
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private $submit_button_id; |
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/** |
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* @param array $input_settings |
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* @param EE_Registration_Config $registration_config |
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* @throws InvalidArgumentException |
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* @throws InvalidDataTypeException |
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* @throws InvalidInterfaceException |
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*/ |
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public function __construct(array $input_settings = array(), EE_Registration_Config $registration_config = null) |
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{ |
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$this->_set_display_strategy(new EE_Invisible_Recaptcha_Display_Strategy()); |
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parent::__construct($input_settings); |
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$registration_config = $registration_config instanceof EE_Registration_Config |
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? $registration_config |
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: EE_Registry::instance()->CFG->registration; |
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$this->config = $registration_config; |
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$this->recaptcha_id = isset($input_settings['recaptcha_id']) |
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? $input_settings['recaptcha_id'] |
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: substr(spl_object_hash($this), 8, 8); |
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$this->submit_button_id = isset($input_settings['submit_button_id']) |
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? $input_settings['submit_button_id'] |
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: ''; |
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$this->registerScripts(); |
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} |
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/** |
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* @return bool |
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*/ |
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public function useCaptcha() |
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{ |
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return $this->config->use_captcha && $this->config->recaptcha_theme === 'invisible'; |
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} |
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/** |
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* @return string |
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*/ |
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public function language() |
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{ |
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return $this->config->recaptcha_language; |
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} |
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/** |
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* @return string |
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*/ |
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public function siteKey() |
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{ |
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return $this->config->recaptcha_publickey; |
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} |
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/** |
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* @return string |
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*/ |
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public function secretKey() |
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{ |
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return $this->config->recaptcha_privatekey; |
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} |
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/** |
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* @return string |
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*/ |
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public function recaptchaId() |
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{ |
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return $this->recaptcha_id; |
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} |
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/** |
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* @return string |
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*/ |
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public function submitButtonId() |
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{ |
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return $this->submit_button_id; |
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} |
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/** |
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* @return void |
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*/ |
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public function registerScripts() |
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{ |
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if (! $this->useCaptcha()) { |
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return; |
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} |
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add_filter('script_loader_tag', array($this, 'addScriptAttributes'), 10, 2); |
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wp_register_script( |
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EE_Invisible_Recaptcha_Input::SCRIPT_HANDLE_ESPRESSO_INVISIBLE_RECAPTCHA, |
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EED_Recaptcha_Invisible::assetsUrl() . 'espresso_invisible_recaptcha.js', |
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array('espresso_core'), |
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EVENT_ESPRESSO_VERSION, |
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true |
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); |
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wp_register_script( |
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EE_Invisible_Recaptcha_Input::SCRIPT_HANDLE_GOOGLE_INVISIBLE_RECAPTCHA, |
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add_query_arg( |
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array( |
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'onload' => 'espressoLoadRecaptcha', |
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'render' => 'explicit', |
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'hl' => $this->language(), |
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), |
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'https://www.google.com/recaptcha/api.js?' |
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), |
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array(EE_Invisible_Recaptcha_Input::SCRIPT_HANDLE_ESPRESSO_INVISIBLE_RECAPTCHA), |
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false, |
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true |
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); |
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} |
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/** |
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* @param string $tag |
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* @param string $handle |
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* @return string |
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*/ |
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public function addScriptAttributes($tag, $handle) |
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{ |
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if ($handle === EE_Invisible_Recaptcha_Input::SCRIPT_HANDLE_GOOGLE_INVISIBLE_RECAPTCHA) { |
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$tag = str_replace('></script>', ' async="async" defer="defer"></script>', $tag); |
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} |
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return $tag; |
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} |
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/** |
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* Gets the HTML for displaying the label for this form input |
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* according to the form section's layout strategy |
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* |
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* @return string |
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*/ |
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public function get_html_for_label() |
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{ |
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return ''; |
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} |
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} |
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eventespresso /
event-espresso-core
