From 49b4774e7ecea3730fb060eafd0c7d8b7e98523a Mon Sep 17 00:00:00 2001
From: Jan Pittner <jan.pittner@gmail.com>
Date: Wed, 19 Feb 2014 10:56:27 -0500
Subject: [PATCH] CB-6059 iOS: Stop FileTransfer.download doing IO on the UI
 thread.

---
 src/ios/CDVFileTransfer.h |  1 +
 src/ios/CDVFileTransfer.m | 10 ++++++++--
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/ios/CDVFileTransfer.h b/src/ios/CDVFileTransfer.h
index 07feb85..ab95221 100644
--- a/src/ios/CDVFileTransfer.h
+++ b/src/ios/CDVFileTransfer.h
@@ -52,6 +52,7 @@ extern NSString* const kOptionsKeyCookie;
                                       AndTarget:(NSString*)target
                                   AndHttpStatus:(int)httpStatus
                                         AndBody:(NSString*)body;
+@property (nonatomic, strong) NSOperationQueue* queue;
 @property (readonly) NSMutableDictionary* activeTransfers;
 @end
 
diff --git a/src/ios/CDVFileTransfer.m b/src/ios/CDVFileTransfer.m
index 9125e2f..27e1204 100644
--- a/src/ios/CDVFileTransfer.m
+++ b/src/ios/CDVFileTransfer.m
@@ -412,13 +412,19 @@ static CFIndex WriteDataToStream(NSData* data, CFWriteStreamRef stream)
         [delegate cancelTransfer:delegate.connection];
     }];
 
-    delegate.connection = [NSURLConnection connectionWithRequest:req delegate:delegate];
+    delegate.connection = [[NSURLConnection alloc] initWithRequest:req delegate:delegate startImmediately:NO];
+
+    if (self.queue == nil) {
+        self.queue = [[NSOperationQueue alloc] init];
+    }
+    [delegate.connection setDelegateQueue:self.queue];
 
     if (activeTransfers == nil) {
         activeTransfers = [[NSMutableDictionary alloc] init];
     }
-
     [activeTransfers setObject:delegate forKey:delegate.objectId];
+
+    [delegate.connection start];
 }
 
 - (NSMutableDictionary*)createFileTransferError:(int)code AndSource:(NSString*)source AndTarget:(NSString*)target