CNWebRedirectHandle.m
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//
// CNWebRedirectHandle.m
// CNLiveNetAdd
//
// Created by cnliveJunBo on 2019/1/3.
// Copyright © 2019年 cnlive. All rights reserved.
//
#import "CNWebRedirectHandle.h"
@interface CNWebRedirectHandle ()<NSURLSessionTaskDelegate>
@property (nonatomic, copy) NSString *loadUrlStr;
@property (nonatomic, assign) BOOL isRedirect;
@property (nonatomic, copy) NSString *oldUrlStr;
@property (nonatomic, copy) NSString *redirectUrlStr;
@end
@implementation CNWebRedirectHandle
+ (CNWebRedirectHandle *)manager
{
static id instance = nil;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
instance = [[self alloc] init];
});
return instance;
}
- (void)webRedirectHandleWithUrlStr:(NSString *)urlStr {
urlStr = [urlStr stringByURLDecode];
urlStr = [urlStr stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
[self jb_webRedirectHandleWithUrlStr:urlStr];
}
- (void)turnToCategorySubWebVCWithUrl:(NSString *)urlStr {
NSDictionary *dic = @{
@"urlStr":urlStr
};
[CNLiveClassifyJumpBridge showViewOrPushVCWithCurrentVC:NULL pushType:CNLiveClassifyJumpTypeDarenWebVC pageType:0 param:dic];
// 二级页
}
- (void)jb_webRedirectHandleWithUrlStr:(NSString *)urlStr {
[QMUITips showLoadingInView:AppKeyWindow];
self.loadUrlStr = urlStr?urlStr:@"";
NSURL *url = [NSURL URLWithString:urlStr];
NSMutableURLRequest *quest = [NSMutableURLRequest requestWithURL:url];
quest.HTTPMethod = @"GET";
weakself
NSURLSessionConfiguration *config = [NSURLSessionConfiguration defaultSessionConfiguration];
config.requestCachePolicy = NSURLRequestReloadIgnoringLocalCacheData;
NSURLSession *urlSession = [NSURLSession sessionWithConfiguration:config delegate:self delegateQueue:[NSOperationQueue currentQueue]];
NSURLSessionDataTask *task = [urlSession dataTaskWithRequest:quest completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error)
{
[QMUITips hideAllTipsInView:AppKeyWindow];
if (error) {
if (error.code == -1009) {
[QMUITips showError:@"似乎已断开与互联网的连接。" inView:AppKeyWindow hideAfterDelay:1.5];
}
weakSelf.isRedirect = NO;
weakSelf.oldUrlStr = nil;
weakSelf.redirectUrlStr = nil;
return ;
}
NSString *loadUrlStr = weakSelf.loadUrlStr;
if (weakSelf.isRedirect) {
loadUrlStr = weakSelf.redirectUrlStr;
[CNLiveClassifyJumpBridge checkWithFunctionForShareURL:loadUrlStr];
} else {
// 没有重定向
[[NSNotificationCenter defaultCenter] postNotificationName:CNLiveScanQRCodeScanErrorNotification object:nil];
[QMUITips showWithText:@"链接地址错误" inView:AppKeyWindow hideAfterDelay:1.5f];
}
weakSelf.isRedirect = NO;
weakSelf.oldUrlStr = nil;
weakSelf.redirectUrlStr = nil;
}];
[task resume];
}
#pragma mark - NSURLSessionTaskDelegate
- (void)URLSession:(NSURLSession *)session task:(NSURLSessionTask *)task willPerformHTTPRedirection:(NSHTTPURLResponse *)response newRequest:(NSURLRequest *)request completionHandler:(void (^)(NSURLRequest * __nullable))completionHandler
{
NSLog(@"statusCode: %ld", response.statusCode);
NSDictionary *headers = response.allHeaderFields;
NSLog(@"%@", headers);
if (response.statusCode==302 || response.statusCode==301) {
self.isRedirect = YES;
self.oldUrlStr = [[response URL] absoluteString];
self.redirectUrlStr = headers[@"Location"];
NSLog(@"======>>>>>>111111:%@",headers[@"Location"]);
}
NSLog(@"redirect url: %@", headers[@"Location"]); // 重定向的地址，如：http://www.jd.com
NSLog(@"newRequest url: %@", [request URL]); // 重定向的地址，如：http://www.jd.com
NSLog(@"redirect response url: %@", [response URL]);// 触发重定向请求的地址，如：http://www.360buy.com
completionHandler(request);
// completionHandler(nil);// 参数为nil，表示拦截（禁止）重定向
}
@end