[iOS, Objective-c] WebView Cookies (WKWebView, UIWebView)

WKNavigationDelegateCookies.m

// Get Cookies from a response

#pragma mark - WKNavigationDelegate

- (void)webView:(WKWebView *)webView decidePolicyForNavigationResponse:(WKNavigationResponse *)navigationResponse decisionHandler:(void (^)(WKNavigationResponsePolicy))decisionHandler
{
    NSDictionary *sHeaders = ((NSHTTPURLResponse *)navigationResponse.response).allHeaderFields;
    NSArray      *sCookies = [NSHTTPCookie cookiesWithResponseHeaderFields:sHeaders forURL:sURL];

    for (NSHTTPCookie *sCookie in sCookies) {
        [[NSHTTPCookieStorage sharedHTTPCookieStorage] setCookie:sCookie];
    }

    decisionHandler(WKNavigationResponsePolicyAllow);
}

WKWebviewCookes2.m

// Get WKWebview Cookies (then set cookies to a request)

if (@available(iOS 11.0, *)) {

    [WKWebsiteDataStore.defaultDataStore.httpCookieStore getAllCookies:^(NSArray<NSHTTPCookie *> *aCookies) {

        NSMutableURLRequest *sRequest             = [NSMutableURLRequest requestWithURL:sURL];
        NSDictionary        *sCookieHeaderFields  = [NSHTTPCookie requestHeaderFieldsWithCookies:aCookies];
        [sRequest setAllHTTPHeaderFields:sCookieHeaderFields];
    }];
}

if (@available(iOS 11.0, *)) {

    [self.webView.configuration.websiteDataStore.httpCookieStore getAllCookies:^(NSArray<NSHTTPCookie *> *aCookies) {

        NSMutableURLRequest *sRequest             = [NSMutableURLRequest requestWithURL:sURL];
        NSDictionary        *sCookieHeaderFields  = [NSHTTPCookie requestHeaderFieldsWithCookies:aCookies];
        [sRequest setAllHTTPHeaderFields:sCookieHeaderFields];
    }];
}

WKWebViewCookies.m

// Setup WKWebview for sharing Cookies : common WKProcessPool

@implementation WKWebViewPoolHandler

+ (WKProcessPool *)commonPool {
    static WKProcessPool *sWKProcessPool;
    static dispatch_once_t onceToken;
    dispatch_once(&onceToken, ^{
        sWKProcessPool = [[WKProcessPool alloc] init];
    });
    return sWKProcessPool;
}

@end

...

- (WKWebViewConfiguration *)configuration
{
    if (_configuration == nil)
    {
        _configuration = [[WKWebViewConfiguration alloc] init];
        _configuration.processPool = [WKWebViewPoolHandler commonPool];
    }

    return _configuration;
}

...

self.webView = [[WKWebView alloc] initWithFrame:CGRectZero configuration:self.configuration];