WKWebView+AFNetworking.m
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// WkWebView+AFNetworking.m
// Copyright (c) 2011–2016 Alamofire Software Foundation ( http://alamofire.org/ )
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#import "WKWebView+AFNetworking.h"
#import <objc/runtime.h>
#if TARGET_OS_IOS
#import "AFHTTPSessionManager.h"
#import "AFURLResponseSerialization.h"
#import "AFURLRequestSerialization.h"
@interface WKWebView (_AFNetworking)
@property (readwrite, nonatomic, strong, setter = af_setURLSessionTask:) NSURLSessionDataTask *af_URLSessionTask;
@end
@implementation WKWebView (_AFNetworking)
- (NSURLSessionDataTask *)af_URLSessionTask {
return (NSURLSessionDataTask *)objc_getAssociatedObject(self, @selector(af_URLSessionTask));
}
- (void)af_setURLSessionTask:(NSURLSessionDataTask *)af_URLSessionTask {
objc_setAssociatedObject(self, @selector(af_URLSessionTask), af_URLSessionTask, OBJC_ASSOCIATION_RETAIN_NONATOMIC);
}
@end
#pragma mark -
@implementation WKWebView (AFNetworking)
- (AFHTTPSessionManager *)sessionManager {
static AFHTTPSessionManager *_af_defaultHTTPSessionManager = nil;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
_af_defaultHTTPSessionManager = [[AFHTTPSessionManager alloc] initWithSessionConfiguration:[NSURLSessionConfiguration defaultSessionConfiguration]];
_af_defaultHTTPSessionManager.requestSerializer = [AFHTTPRequestSerializer serializer];
_af_defaultHTTPSessionManager.responseSerializer = [AFHTTPResponseSerializer serializer];
});
return objc_getAssociatedObject(self, @selector(sessionManager)) ?: _af_defaultHTTPSessionManager;
}
- (void)setSessionManager:(AFHTTPSessionManager *)sessionManager {
objc_setAssociatedObject(self, @selector(sessionManager), sessionManager, OBJC_ASSOCIATION_RETAIN_NONATOMIC);
}
- (AFHTTPResponseSerializer <AFURLResponseSerialization> *)responseSerializer {
static AFHTTPResponseSerializer <AFURLResponseSerialization> *_af_defaultResponseSerializer = nil;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
_af_defaultResponseSerializer = [AFHTTPResponseSerializer serializer];
});
return objc_getAssociatedObject(self, @selector(responseSerializer)) ?: _af_defaultResponseSerializer;
}
- (void)setResponseSerializer:(AFHTTPResponseSerializer<AFURLResponseSerialization> *)responseSerializer {
objc_setAssociatedObject(self, @selector(responseSerializer), responseSerializer, OBJC_ASSOCIATION_RETAIN_NONATOMIC);
}
#pragma mark -
- (void)loadRequest:(NSURLRequest *)request
navigation:(WKNavigation * _Nonnull)navigation
progress:(NSProgress * _Nullable __autoreleasing * _Nullable)progress
success:(nullable NSString * (^)(NSHTTPURLResponse *response, NSString *HTML))success
failure:(nullable void (^)(NSError *error))failure {
[self loadRequest:request navigation:navigation MIMEType:nil textEncodingName:nil progress:progress success:^NSData * _Nonnull(NSHTTPURLResponse * _Nonnull response, NSData * _Nonnull data) {
NSStringEncoding stringEncoding = NSUTF8StringEncoding;
if (response.textEncodingName) {
CFStringEncoding encoding = CFStringConvertIANACharSetNameToEncoding((CFStringRef)response.textEncodingName);
if (encoding != kCFStringEncodingInvalidId) {
stringEncoding = CFStringConvertEncodingToNSStringEncoding(encoding);
}
}
NSString *string = [[NSString alloc] initWithData:data encoding:stringEncoding];
if (success) {
string = success(response, string);
}
return [string dataUsingEncoding:stringEncoding];
} failure:failure];
}
- (void)loadRequest:(NSURLRequest *)request
navigation:(WKNavigation * _Nonnull)navigation
MIMEType:(nullable NSString *)MIMEType
textEncodingName:(nullable NSString *)textEncodingName
progress:(NSProgress * _Nullable __autoreleasing * _Nullable)progress
success:(nullable NSData * (^)(NSHTTPURLResponse *response, NSData *data))success
failure:(nullable void (^)(NSError *error))failure {
NSParameterAssert(request);
if (self.af_URLSessionTask.state == NSURLSessionTaskStateRunning || self.af_URLSessionTask.state == NSURLSessionTaskStateSuspended) {
[self.af_URLSessionTask cancel];
}
self.af_URLSessionTask = nil;
__weak __typeof(self)weakSelf = self;
__block NSURLSessionDataTask *dataTask;
__strong __typeof(weakSelf) strongSelf = weakSelf;
__strong __typeof(weakSelf.navigationDelegate) strongSelfDelegate = strongSelf.navigationDelegate;
dataTask = [self.sessionManager dataTaskWithRequest:request uploadProgress:nil downloadProgress:nil completionHandler:^(NSURLResponse * _Nonnull response, id _Nullable responseObject, NSError * _Nullable error) {
if (error) {
if (failure) {
failure(error);
}
} else {
if (success) {
success((NSHTTPURLResponse *)response, responseObject);
}
[strongSelf loadData:responseObject MIMEType:MIMEType characterEncodingName:textEncodingName baseURL:[dataTask.currentRequest URL]];
if ([strongSelfDelegate respondsToSelector:@selector(webView:didFinishNavigation:)]) {
[strongSelfDelegate webView:strongSelf didFinishNavigation:navigation];
}
}
}];
self.af_URLSessionTask = dataTask;
if (progress != nil) {
*progress = [self.sessionManager downloadProgressForTask:dataTask];
}
[self.af_URLSessionTask resume];
if ([strongSelfDelegate respondsToSelector:@selector(webView:didStartProvisionalNavigation:)]) {
[strongSelfDelegate webView:self didStartProvisionalNavigation:navigation];
}
}
@end
#endif