0037668: [SERQA 3677]: It would be nice have a hook before select a payment method

diff --git a/web/org.openbravo.mobile.core/source/component/ob-keyboard.js b/web/org.openbravo.mobile.core/source/component/ob-keyboard.js
--- a/web/org.openbravo.mobile.core/source/component/ob-keyboard.js
+++ b/web/org.openbravo.mobile.core/source/component/ob-keyboard.js
@@ -791,13 +791,21 @@
 
     if (button.command) {
       button.$.button.tap = function () {
-        if (button && button.definition && button.definition.includedInPopUp) {
-          me.virtualKeypressHandler(button.command, {
-            fromPopup: button.definition.includedInPopUp
-          });
-        } else {
-          me.virtualKeypressHandler(button.command);
-        }
+        OB.UTIL.HookManager.executeHooks('OBMOBC_PrePaymentSelected', {
+          paymentSelected: inEvent.originator,
+          receipt: me.receipt
+        }, function (args) {
+          if (args && args.cancellation && args.cancellation === true) {
+            return;
+          }
+          if (button && button.definition && button.definition.includedInPopUp) {
+            me.virtualKeypressHandler(button.command, {
+              fromPopup: button.definition.includedInPopUp
+            });
+          } else {
+            me.virtualKeypressHandler(button.command);
+          }
+        });
       };
 
       this.addButton(button.command, button.$.button);