js commit: [ios] Add request count header to XHR bridge modes.

[agrieve]

Updated Branches:
  refs/heads/master 27d9aedd5 -> 47fce0206


[ios] Add request count header to XHR bridge modes.


Project: http://git-wip-us.apache.org/repos/asf/incubator-cordova-js/repo
Commit: 
http://git-wip-us.apache.org/repos/asf/incubator-cordova-js/commit/47fce020
Tree: http://git-wip-us.apache.org/repos/asf/incubator-cordova-js/tree/47fce020
Diff: http://git-wip-us.apache.org/repos/asf/incubator-cordova-js/diff/47fce020

Branch: refs/heads/master
Commit: 47fce02062301efaf3f5b0cc55f68ef1d1a22c06
Parents: 27d9aed
Author: Andrew Grieve <agri...@chromium.org>
Authored: Wed Oct 3 13:20:35 2012 -0400
Committer: Andrew Grieve <agri...@chromium.org>
Committed: Wed Oct 3 13:20:35 2012 -0400

----------------------------------------------------------------------
 lib/ios/exec.js |   16 +++++++---------
 1 files changed, 7 insertions(+), 9 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-cordova-js/blob/47fce020/lib/ios/exec.js
----------------------------------------------------------------------
diff --git a/lib/ios/exec.js b/lib/ios/exec.js
index 6635c0b..b58df58 100644
--- a/lib/ios/exec.js
+++ b/lib/ios/exec.js
@@ -40,7 +40,8 @@ var cordova = require('cordova'),
     // doesn't exist in 4.X devices anyways.
     bridgeMode = navigator.userAgent.indexOf(' 4_') == -1 ? 
jsToNativeModes.XHR_NO_PAYLOAD : jsToNativeModes.IFRAME_NAV,
     execIframe,
-    execXhr;
+    execXhr,
+    requestCount = 0;
 
 function createExecIframe() {
     var iframe = document.createElement("iframe");
@@ -50,10 +51,10 @@ function createExecIframe() {
 }
 
 function shouldBundleCommandJson() {
-    if (bridgeMode == 2) {
+    if (bridgeMode == jsToNativeModes.XHR_WITH_PAYLOAD) {
         return true;
     }
-    if (bridgeMode == 3) {
+    if (bridgeMode == jsToNativeModes.XHR_OPTIONAL_PAYLOAD) {
         var payloadLength = 0;
         for (var i = 0; i < cordova.commandQueue.length; ++i) {
             payloadLength += cordova.commandQueue[i].length;
@@ -109,12 +110,8 @@ function iOSExec() {
     // the command is executed.
     cordova.commandQueue.push(JSON.stringify(command));
 
-    // If the queue length is 1, then that means it was empty before we queued
-    // the given command, so let the native side know that we have some
-    // commands to execute, unless the queue is currently being flushed, in
-    // which case the command will be picked up without notification.
-    if (cordova.commandQueue.length == 1 && !cordova.commandQueueFlushing) {
-        if (bridgeMode) {
+    if (!cordova.commandQueueFlushing) {
+        if (bridgeMode != jsToNativeModes.IFRAME_NAV) {
             // Re-using the XHR improves exec() performance by about 10%.
             // It is possible for a native 
stringByEvaluatingJavascriptFromString call
             // to cause us to reach this point when a request is already in 
progress,
@@ -128,6 +125,7 @@ function iOSExec() {
             // For some reason it still doesn't work though...
             execXhr.open('HEAD', "/!gap_exec", true);
             execXhr.setRequestHeader('vc', cordova.iOSVCAddr);
+            execXhr.setRequestHeader('rc', ++requestCount);
             if (shouldBundleCommandJson()) {
                 execXhr.setRequestHeader('cmds', nativecomm());
             }