WKWebView单个界面添加请求头

https://www.jianshu.com/p/14b9ea4bf1d4

https://github.com/Yeatse/NSURLProtocol-WebKitSupport/blob/master

重点在这

- (void)setUrl:(NSURL *)url {

_url = url;

HWWeakSelf(weakSelf)

//    NSURLRequest *request = [NSURLRequest requestWithURL:weakSelf.url];

NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:weakSelf.url];

#pragma mark - 添加请求头 (例子需要根据自己的需求修改)

NSTimeInterval timeInterval = [[NSDate date] timeIntervalSince1970];//当前时间距离

NSString *key = [NSString stringWithFormat:@"%.0f0001#j0ZAqg",timeInterval];

[request setValue:[HWDataManager getMD5HashWithMessage:key] forHTTPHeaderField:@"key"];

[request setValue:[NSString stringWithFormat:@"%.0f000", timeInterval] forHTTPHeaderField:@"times"];

[_webView loadRequest:request];

}

.h文件

#import <UIKit/UIKit.h>

#import <WebKit/WebKit.h>

#pragma mark - 尺寸相关

#define HWScreenW [UIScreen mainScreen].bounds.size.width

#define HWScreenH [UIScreen mainScreen].bounds.size.height

#define HWWeakSelf(weakSelf)  __weak __typeof(&*self)weakSelf = self;  // 弱引用

#ifdef DEBUG // 开发

#define HWLog(...) NSLog(@"%s %d \n%@\n\n",__func__,__LINE__,[NSString stringWithFormat:__VA_ARGS__])

#else // 生产

#define HWLog(...) //NSLog(@"%s %d \n%@\n\n",__func__,__LINE__,[NSString stringWithFormat:__VA_ARGS__])

#endif

@interface HWBaseWebViewController : UIViewController

/** <#注释#> */

@property(nonatomic, strong) NSURL *url;

/** <#注释#> */

@property(nonatomic, strong) WKWebView *webView;

@end

.m文件

#import "HWBaseWebViewController.h"

#define HWAdapterY (HWSystemVersion >= 11?kDevice_Is_iPhoneX?88:64:64)

@interface HWBaseWebViewController ()<WKNavigationDelegate>

/** <#注释#> */

@property(nonatomic, strong) UIView *mainView;

/** <#注释#> */

@property(nonatomic, strong) UIProgressView *progressView;

@end

@implementation HWBaseWebViewController

- (void)viewDidLoad {

[super viewDidLoad];

[self addMainView];

[self creatWebView];

self.view.backgroundColor = [UIColor whiteColor];

}

#pragma mark - 添加进度条

- (void)addMainView {

HWWeakSelf(weakSelf)

UIView *mainView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, HWScreenW, HWScreenH)];

mainView.backgroundColor = [UIColor clearColor];

_mainView = mainView;

[weakSelf.view addSubview:mainView];

UIProgressView *progressView = [[UIProgressView alloc] initWithFrame:CGRectMake(0, [HWTools HWAutoY:self], HWScreenW, 1)];

progressView.progress = 0;

_progressView = progressView;

[weakSelf.view addSubview:progressView];

}

- (void)creatWebView {

HWWeakSelf(weakSelf)

//    _webView = [[WKWebView alloc] initWithFrame:CGRectMake(0, [HWTools HWAutoY:self], HWScreenW, HWScreenH - [HWTools HWAutoY:self])];

_webView = [[WKWebView alloc] initWithFrame:self.view.bounds];

_webView.backgroundColor = [UIColor whiteColor];

_webView.navigationDelegate = weakSelf;

_webView.scrollView.bounces = NO;

[weakSelf.mainView addSubview:_webView];

// 添加观察者

[_webView addObserver:weakSelf forKeyPath:@"estimatedProgress" options:NSKeyValueObservingOptionNew context:NULL]; // 进度

[_webView addObserver:weakSelf forKeyPath:@"title" options:NSKeyValueObservingOptionNew context:NULL]; // 标题

}

- (void)setUrl:(NSURL *)url {

_url = url;

HWWeakSelf(weakSelf)

//    NSURLRequest *request = [NSURLRequest requestWithURL:weakSelf.url];

NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:weakSelf.url];

#pragma mark - 添加请求头 (例子需要根据自己的需求修改)

NSTimeInterval timeInterval = [[NSDate date] timeIntervalSince1970];//当前时间距离

NSString *key = [NSString stringWithFormat:@"%.0f0001#j0ZAqg",timeInterval];

[request setValue:[HWDataManager getMD5HashWithMessage:key] forHTTPHeaderField:@"key"];

[request setValue:[NSString stringWithFormat:@"%.0f000", timeInterval] forHTTPHeaderField:@"times"];

[_webView loadRequest:request];

}

// 页面加载失败时调用

- (void)webView:(WKWebView *)webView didFailProvisionalNavigation:(null_unspecified WKNavigation *)navigation withError:(NSError *)error {

}

// 页面加载完毕时调用

- (void)webView:(WKWebView *)webView didFinishNavigation:(null_unspecified WKNavigation *)navigation {

}

#pragma mark - 监听加载进度

- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context {

HWWeakSelf(weakSelf)

if ([keyPath isEqualToString:@"estimatedProgress"]) {

if (object == _webView) {

[weakSelf.progressView setAlpha:1.0f];

[weakSelf.progressView setProgress:weakSelf.webView.estimatedProgress animated:YES];

if(weakSelf.webView.estimatedProgress >= 1.0f) {

[UIView animateWithDuration:0.3 delay:0.3 options:UIViewAnimationOptionCurveEaseOut animations:^{

[weakSelf.progressView setAlpha:0.0f];

} completion:^(BOOL finished) {

[weakSelf.progressView setProgress:0.0f animated:NO];

}];

}

} else {

[super observeValueForKeyPath:keyPath ofObject:object change:change context:context];

}

}  else if ([keyPath isEqualToString:@"title"]) {

HWLog(@"%@",weakSelf.webView.title);

if (object == weakSelf.webView) {

weakSelf.title = weakSelf.webView.title;

} else {

[super observeValueForKeyPath:keyPath ofObject:object change:change context:context];

}

} else {

[super observeValueForKeyPath:keyPath ofObject:object change:change context:context];

}

}

// 当对象即将销毁的时候调用

- (void)dealloc {

NSLog(@"webView释放");

//    HWWeakSelf(weakSelf)

[_webView removeObserver:self forKeyPath:@"estimatedProgress"];

[_webView removeObserver:self forKeyPath:@"title"];

_webView.navigationDelegate = nil;

}

#pragma mark - WKNavigationDelegate

#pragma mark - 截取当前加载的URL

//- (void)webView:(WKWebView *)webView decidePolicyForNavigationAction:(WKNavigationAction *)navigationAction decisionHandler:(void (^)(WKNavigationActionPolicy))decisionHandler {

//    HWWeakSelf(weakSelf)

//    NSURL *URL = navigationAction.request.URL;

//    HWLog(@"%@", URL);

//    if (![[NSString stringWithFormat:@"%@", weakSelf.url] isEqualToString:[NSString stringWithFormat:@"%@", URL]]) { // 不相等

//        //        weakSelf.navigationView.titleLabel.text = @"攻略详情";

//        HWStrategyDetailsViewController *vc = [[HWStrategyDetailsViewController alloc] init];

//        vc.url = URL;

//        [weakSelf.navigationController pushViewController:vc animated:YES];

//        //        self.button.hidden = NO;

//        //        _webView.height = HWScreenH-64-50;

//        //        self.collectionButton.hidden = NO;

//        //        self.forwardingButton.hidden = NO;

//        decisionHandler(WKNavigationActionPolicyCancel);

//    }else {

//        weakSelf.navigationView.titleLabel.text = weakSelf.title;

//        decisionHandler(WKNavigationActionPolicyAllow); // 必须实现 不然会崩溃

//    }

//}

@end