PHP EE_Transaction::clear_cache方法代码示例

 /**
  *  refresh_entity_map
  *  simply loops through the current transaction and updates
  *  each model's entity map using EEM_Base::refresh_entity_map_with()
  *
  * @access public
  * @return bool
  */
 protected function refresh_entity_map()
 {
     // verify the transaction
     if ($this->transaction instanceof EE_Transaction && $this->transaction->ID()) {
         // never cache payment info
         $this->transaction->clear_cache('Payment');
         /** @type EE_Transaction_Processor $transaction_processor */
         $transaction_processor = EE_Registry::instance()->load_class('Transaction_Processor');
         // is the Payment Options Reg Step completed ?
         if ($transaction_processor->reg_step_completed($this->transaction, 'payment_options')) {
             // then check for payments and update TXN accordingly
             /** @type EE_Transaction_Payments $transaction_payments */
             $transaction_payments = EE_Registry::instance()->load_class('Transaction_Payments');
             $transaction_payments->calculate_total_payments_and_update_status($this->transaction);
         }
         // grab the saved registrations from the transaction
         foreach ($this->transaction->registrations($this->reg_cache_where_params) as $reg_cache_ID => $registration) {
             $this->_refresh_registration($reg_cache_ID, $registration);
         }
         // make sure our cached TXN is added to the model entity mapper
         $this->transaction = $this->transaction->get_model()->refresh_entity_map_with($this->transaction->ID(), $this->transaction);
     } else {
         EE_Error::add_error(__('A valid Transaction was not found when attempting to update the model entity mapper.', 'event_espresso'), __FILE__, __FUNCTION__, __LINE__);
         return FALSE;
     }
     if ($this->cart instanceof EE_Cart) {
         $grand_total = $this->cart->get_grand_total();
         if ($grand_total instanceof EE_Line_Item && $grand_total->ID()) {
             $grand_total = $grand_total->get_model()->refresh_entity_map_with($this->cart->get_grand_total()->ID(), $this->cart->get_grand_total());
         }
         if ($grand_total instanceof EE_Line_Item) {
             $this->cart = EE_Cart::instance($grand_total);
         } else {
             EE_Error::add_error(__('A valid Cart was not found when attempting to update the model entity mapper.', 'event_espresso'), __FILE__, __FUNCTION__, __LINE__);
             return false;
         }
     }
     return TRUE;
 }

 /**
  * 	init - initial module setup
  *
  *  @access 	public
  *  @return 	void
  */
 public function init()
 {
     // add no cache headers
     add_action('wp_head', array('EED_Single_Page_Checkout', 'nocache_headers'), 10);
     // plus a little extra for nginx
     add_filter('nocache_headers', array('EED_Single_Page_Checkout', 'nocache_headers_nginx'), 10, 1);
     // prevent browsers from prefetching of the rel='next' link, because it may contain content that interferes with the registration process
     remove_action('wp_head', 'adjacent_posts_rel_link_wp_head');
     // load classes
     if (!isset(EE_Registry::instance()->REQ)) {
         EE_Registry::instance()->load_core('Request_Handler');
     }
     EE_Registry::instance()->REQ->set_espresso_page(TRUE);
     //		printr( EE_Registry::instance()->REQ, 'EE_Registry::instance()->REQ  <br /><span style="font-size:10px;font-weight:normal;">' . __FILE__ . '<br />line no: ' . __LINE__ . '</span>', 'auto' );
     // make sure reg steps array is setup
     if (empty(self::$_reg_steps)) {
         EED_Single_Page_Checkout::setup_reg_steps_array();
     }
     $this->_continue_reg = apply_filters('FHEE__EED_Single_Page_Checkout__init___continue_reg', TRUE);
     $this->set_templates();
     $this->_reg_page_base_url = get_permalink(EE_Registry::instance()->CFG->core->reg_page_id);
     // grab what step we're on
     $this->_current_step = !empty($this->_current_step) ? $this->_current_step : 'attendee_information';
     $this->_current_step = EE_Registry::instance()->REQ->is_set('step') ? EE_Registry::instance()->REQ->get('step') : $this->_current_step;
     // returning from the thank you page ?
     $this->_reg_url_link = EE_Registry::instance()->REQ->is_set('e_reg_url_link') ? EE_Registry::instance()->REQ->get('e_reg_url_link') : FALSE;
     // if reg_url_link is present in the request, then we are only being sent back to SPCO to retry the payment
     if ($this->_reg_url_link) {
         // are we returning to the page to edit attendee info or retry a payment?
         $this->_revisit = EE_Registry::instance()->REQ->is_set('revisit') && EE_Registry::instance()->REQ->get('revisit') == 1 ? TRUE : FALSE;
         if ($this->_revisit) {
             // remove all other pages from the reg steps array except the one required by the revisit
             self::$_reg_steps = array_intersect_key(self::$_reg_steps, array($this->_current_step => TRUE));
         }
         // let's get that transaction data
         $this->_transaction = EE_Registry::instance()->load_model('Transaction')->get_transaction_from_reg_url_link();
         //			printr( $this->_transaction, 'transaction_from_reg_url_link  <br /><span style="font-size:10px;font-weight:normal;">' . __FILE__ . '<br />line no: ' . __LINE__ . '</span>', 'auto' );
         //			d( $this->_transaction );
         // verify transaction
         if ($this->_transaction instanceof EE_Transaction) {
             //				d( $this->_transaction );
             // and get the cart that was used in the original txn
             $this->_cart = EE_Cart::get_cart_from_txn($this->_transaction);
             //				if (  $this->_transaction instanceof EE_Transaction && $this->_revisit ) {
             $registrations = $this->_transaction->registrations(array(), TRUE);
             usort($registrations, array('EED_Single_Page_Checkout', 'sort_registrations_by_REG_count'));
             foreach ($registrations as $registration) {
                 //d( $registration );
                 // verify registration
                 if ($registration instanceof EE_Registration) {
                     // we display all attendee info for the primary registrant
                     if ($this->_reg_url_link == $registration->reg_url_link() && $registration->is_primary_registrant()) {
                         $this->_primary_revisit = TRUE;
                         break;
                     } else {
                         if ($this->_reg_url_link != $registration->reg_url_link()) {
                             // but hide info if it doesn't belong to you
                             $this->_transaction->clear_cache('Registration', $registration->ID());
                         }
                     }
                 }
             }
             //				}
         } else {
             EE_Error::add_error(__('Your Registration and Transaction information could not be retrieved from the db.', 'event_espresso'), __FILE__, __FUNCTION__, __LINE__);
         }
     } else {
         $this->_transaction = EE_Registry::instance()->SSN->get_session_data('transaction');
         //			printr( $this->_transaction, '$this->_transaction <br /><span style="font-size:10px;font-weight:normal;">' . __FILE__ . '<br />line no: ' . __LINE__ . '</span>', 'auto' );
         $this->_cart = EE_Registry::instance()->load_core('Cart');
         //			printr( $this->_transaction->registrations(), '$this->_transaction->registrations()  <br /><span style="font-size:10px;font-weight:normal;">' . __FILE__ . '<br />line no: ' . __LINE__ . '</span>', 'auto' );
     }
     // verify cart
     if (!$this->_cart instanceof EE_Cart) {
         $this->_cart = EE_Registry::instance()->load_core('Cart');
     }
     // verify transaction
     if ($this->_transaction instanceof EE_Transaction) {
         //printr( $this->_transaction->registrations(), '$transaction->registrations() <br /><span style="font-size:10px;font-weight:normal;">' . __FILE__ . '<br />line no: ' . __LINE__ . '</span>', 'auto' );
         $ID = $this->_transaction->ID();
         if (!$this->_revisit && $ID) {
             // but if this transaction has already been saved to the db earlier in the same session (ie: it's not a revisit)... then let's pull that
             if (!($this->_transaction = EEM_Transaction::instance()->get_one_by_ID($ID))) {
                 EE_Error::add_error(__('The Transaction could not be retrieved from the db when attempting to process your registration information', 'event_espresso'), __FILE__, __FUNCTION__, __LINE__);
                 return;
             }
         }
     } elseif (!$this->_revisit) {
         $this->_initialize_transaction();
     } else {
     }
     // and verify registrations have been set (first check cached REGs)
     if ($this->_transaction instanceof EE_Transaction && $this->_transaction->registrations(array(), TRUE) == NULL) {
         // then check the db
//.........这里部分代码省略.........