设置实时发送数据的请求优先级为最低，防止其占用app其他请求的带宽。code review by 小熊

@@ -74,6 +74,7 @@
 		E7B8DE571A8343D200102CC4 /* CoreLocation.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = E7B8DE561A8343D200102CC4 /* CoreLocation.framework */; };
 		E7B8DE5E1A836F8700102CC4 /* CoreTelephony.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = E7B8DE5D1A836F8700102CC4 /* CoreTelephony.framework */; };
 		E7B8DE621A838EC200102CC4 /* AdSupport.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = E7B8DE611A838EC200102CC4 /* AdSupport.framework */; };
+		E7E3A1871BF098DA006A9266 /* AFHTTPRequestOperationManager+YHPriorityRequest.m in Sources */ = {isa = PBXBuildFile; fileRef = E7E3A1861BF098DA006A9266 /* AFHTTPRequestOperationManager+YHPriorityRequest.m */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -226,6 +227,8 @@
 		E7B8DE5A1A83551300102CC4 /* YH_Analytics.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.xml; path = YH_Analytics.entitlements; sourceTree = "<group>"; };
 		E7B8DE5D1A836F8700102CC4 /* CoreTelephony.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = CoreTelephony.framework; path = System/Library/Frameworks/CoreTelephony.framework; sourceTree = SDKROOT; };
 		E7B8DE611A838EC200102CC4 /* AdSupport.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = AdSupport.framework; path = System/Library/Frameworks/AdSupport.framework; sourceTree = SDKROOT; };
+		E7E3A1851BF098DA006A9266 /* AFHTTPRequestOperationManager+YHPriorityRequest.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "AFHTTPRequestOperationManager+YHPriorityRequest.h"; sourceTree = "<group>"; };
+		E7E3A1861BF098DA006A9266 /* AFHTTPRequestOperationManager+YHPriorityRequest.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "AFHTTPRequestOperationManager+YHPriorityRequest.m"; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -517,6 +520,8 @@
 				E7ADAE5A1AB95BC800C9DD0B /* YHAssemblyAssistant.m */,
 				CA5FDA281AEE302F00F86398 /* YHNetworkService.h */,
 				CA5FDA291AEE302F00F86398 /* YHNetworkService.m */,
+				E7E3A1851BF098DA006A9266 /* AFHTTPRequestOperationManager+YHPriorityRequest.h */,
+				E7E3A1861BF098DA006A9266 /* AFHTTPRequestOperationManager+YHPriorityRequest.m */,
 			);
 			path = Utils;
 			sourceTree = "<group>";
@@ -657,6 +662,7 @@
 				194EDC7C1A7F52D100421E6C /* ViewController.m in Sources */,
 				E74D45BC1ABA7C6300EFE12E /* UIActivityIndicatorView+AFNetworking.m in Sources */,
 				E74D45B21ABA7C6300EFE12E /* AFHTTPRequestOperation.m in Sources */,
+				E7E3A1871BF098DA006A9266 /* AFHTTPRequestOperationManager+YHPriorityRequest.m in Sources */,
 				E74D45B91ABA7C6300EFE12E /* AFURLResponseSerialization.m in Sources */,
 				E7B8DE221A81D68600102CC4 /* NSString+YHAnalytics.m in Sources */,
 				E74D45BF1ABA7C6300EFE12E /* UIImageView+AFNetworking.m in Sources */,

+//
+//  AFHTTPRequestOperationManager+YHPriorityRequest.h
+//  YH_Analytics
+//
+//  Created by 王钱钧 on 15/11/9.
+//  Copyright © 2015年 YOHO. All rights reserved.
+//
+
+#import "AFHTTPRequestOperationManager.h"
+
+@interface AFHTTPRequestOperationManager (YHPriorityRequest)
+
+- (AFHTTPRequestOperation *)POST:(NSString *)URLString
+                        priority:(NSOperationQueuePriority)queuePriority
+                      parameters:(id)parameters
+                         success:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
+                         failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure;
+@end

+//
+//  AFHTTPRequestOperationManager+YHPriorityRequest.m
+//  YH_Analytics
+//
+//  Created by 王钱钧 on 15/11/9.
+//  Copyright © 2015年 YOHO. All rights reserved.
+//
+
+#import "AFHTTPRequestOperationManager+YHPriorityRequest.h"
+
+@implementation AFHTTPRequestOperationManager (YHPriorityRequest)
+- (AFHTTPRequestOperation *)POST:(NSString *)URLString
+                        priority:(NSOperationQueuePriority)queuePriority
+                      parameters:(id)parameters
+                         success:(void (^)(AFHTTPRequestOperation *operation, id responseObject))success
+                         failure:(void (^)(AFHTTPRequestOperation *operation, NSError *error))failure
+{
+    NSError *serializationError = nil;
+    NSMutableURLRequest *request = [self.requestSerializer requestWithMethod:@"POST" URLString:[[NSURL URLWithString:URLString relativeToURL:self.baseURL] absoluteString] parameters:parameters error:&serializationError];
+    if (serializationError) {
+        if (failure) {
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wgnu"
+            dispatch_async(self.completionQueue ?: dispatch_get_main_queue(), ^{
+                failure(nil, serializationError);
+            });
+#pragma clang diagnostic pop
+        }
+        
+        return nil;
+    }
+    
+    AFHTTPRequestOperation *operation = [self HTTPRequestOperationWithRequest:request success:success failure:failure];
+    [operation setQueuePriority:queuePriority]; // 设置请求优先级为最低
+    [self.operationQueue addOperation:operation];
+    
+    return operation;
+}
+
+@end

@@ -8,6 +8,7 @@
 
 #import <Foundation/Foundation.h>
 #import "AFNetworking.h"
+#import "AFHTTPRequestOperationManager+YHPriorityRequest.h"
 
 typedef void (^YHNetworkReachabilityStatusBlock)(AFNetworkReachabilityStatus status);
 

@@ -78,7 +78,7 @@
     NSString *parsJsonStr = [[NSString alloc] initWithData:jsonData encoding:NSUTF8StringEncoding];
     NSDictionary *newParameters = @{@"_mlogs": kSafeValue(parsJsonStr)};
     
-    return [self.httpClient POST:kYASApiMethodUploadData parameters:newParameters success:^(AFHTTPRequestOperation *operation, id responseObject) {
+    return [self.httpClient POST:kYASApiMethodUploadData priority:NSOperationQueuePriorityLow parameters:newParameters success:^(AFHTTPRequestOperation *operation, id responseObject) {
         
         if (block) {
             block(YES, nil);