Add __GLOBAL_MESSAGE_SUPPORT__ flag

krakenjs · Jul 9, 2018 · a1da00d · a1da00d
1 parent 53d698c
commit a1da00d
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Showing 5 changed files with 28 additions and 7 deletions.
diff --git a/globals.js b/globals.js
@@ -4,7 +4,8 @@
 module.exports = {
     '__POST_ROBOT__': {
         __IE_POPUP_SUPPORT__:        true,
-        __ALLOW_POSTMESSAGE_POPUP__: true
+        __ALLOW_POSTMESSAGE_POPUP__: true,
+        __GLOBAL_MESSAGE_SUPPORT__:  true
     },
     '__POST_ROBOT__.__IE_POPUP_SUPPORT__': true
 };
diff --git a/src/declarations.js b/src/declarations.js
@@ -2,7 +2,8 @@
 
 declare var __POST_ROBOT__ : {
     __IE_POPUP_SUPPORT__ : boolean,
-    __ALLOW_POSTMESSAGE_POPUP__ : boolean
+    __ALLOW_POSTMESSAGE_POPUP__ : boolean,
+    __GLOBAL_MESSAGE_SUPPORT__ : boolean
 };
 
 declare var __TEST__ : boolean;
diff --git a/src/drivers/send/strategies.js b/src/drivers/send/strategies.js
@@ -3,6 +3,7 @@
 import { isSameDomain, isSameTopWindow, isActuallySameDomain, getActualDomain, getDomain, type CrossDomainWindowType } from 'cross-domain-utils/src';
 
 import { CONSTANTS } from '../../conf';
+import { needsGlobalMessagingForBrowser } from '../../lib';
 
 export let SEND_MESSAGE_STRATEGIES = {};
 
@@ -75,10 +76,13 @@ if (__POST_ROBOT__.__IE_POPUP_SUPPORT__) {
 
         return sendBridgeMessage(win, serializedMessage, domain);
     };
+}
 
+if (__POST_ROBOT__.__IE_POPUP_SUPPORT__ || __POST_ROBOT__.__GLOBAL_MESSAGE_SUPPORT__) {
+
     SEND_MESSAGE_STRATEGIES[CONSTANTS.SEND_STRATEGIES.GLOBAL] = (win : CrossDomainWindowType, serializedMessage : string) => {
 
-        if (!needsBridgeForBrowser()) {
+        if (!needsGlobalMessagingForBrowser()) {
             return;
         }
 

diff --git a/src/lib/util.js b/src/lib/util.js
@@ -1,9 +1,9 @@
 /* @flow */
 
 import { WeakMap } from 'cross-domain-safe-weakmap/src';
-import { isPopup, isIframe } from 'cross-domain-utils/src';
+import { isPopup, isIframe, getUserAgent } from 'cross-domain-utils/src';
 
-import { CONSTANTS } from '../conf';
+import { CONFIG, CONSTANTS } from '../conf';
 
 
 export function stringifyError(err : mixed, level : number = 1) : string {
@@ -268,3 +268,16 @@ export function jsonStringify<T : mixed>(obj : T, replacer : ?Function, indent :
 export function jsonParse(item : string) : mixed {
     return JSON.parse(item);
 }
+
+export function needsGlobalMessagingForBrowser() : boolean {
+
+    if (getUserAgent(window).match(/MSIE|trident|edge\/12|edge\/13/i)) {
+        return true;
+    }
+
+    if (!CONFIG.ALLOW_POSTMESSAGE_POPUP) {
+        return true;
+    }
+
+    return false;
+}
diff --git a/webpack.config.js b/webpack.config.js
@@ -16,7 +16,8 @@ export let WEBPACK_CONFIG = getWebpackConfig({
 
         __POST_ROBOT__: {
             ...globals.__POST_ROBOT__,
-            __IE_POPUP_SUPPORT__: false
+            __IE_POPUP_SUPPORT__:       false,
+            __GLOBAL_MESSAGE_SUPPORT__: false
         }
     }
 });
@@ -30,7 +31,8 @@ export let WEBPACK_CONFIG_MIN = getWebpackConfig({
 
         __POST_ROBOT__: {
             ...globals.__POST_ROBOT__,
-            __IE_POPUP_SUPPORT__: false
+            __IE_POPUP_SUPPORT__:       false,
+            __GLOBAL_MESSAGE_SUPPORT__: false
         }
     }
 });