[英]Persist “Referer” header in iOS WKWebView?
我在 WKWebView 中傳遞自定義標頭。 但是在重定向標題中會更新為新標題。 例如,我在瀏覽器中輸入了“MyName”,它將打開搜索結果,現在打印語句 Referer 已更改為“Referer”:“https://www.google.com/” 如何在重定向中保留自定義標頭。
在WKWebView, decidePolicyFor navigationAction: WKNavigationAction
函數頭在重定向時更新。
navigationAction.request.setValue("/App/app/iOS", forHTTPHeaderField: "Referer")
這不起作用
import WebKit
class WKWEBViewController: UIViewController, WKNavigationDelegate {
private var wkWebView: WKWebView!
var loadURLString = "https://www.google.com"
var customHeaders:[String:String] = ["Referer":"/AppleApp/app/iOS"]
override func viewDidLoad() {
}
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(true)
loadURL()
}
private func loadURL() {
let config = WKWebViewConfiguration()
wkWebView = WKWebView(frame: UIScreen.main.bounds, configuration: config)
wkWebView.navigationDelegate = self
wkWebView.backgroundColor = .white
wkWebView.scrollView.backgroundColor = .white
view.backgroundColor = .white
view.addSubview(wkWebView)
if let pdfurl = URL(string: loadURLString) {
var urlRequest = URLRequest(url: pdfurl)
if customHeaders.count != 0 {
for obj in customHeaders {
urlRequest.addValue(obj.value, forHTTPHeaderField: obj.key)
}
}
wkWebView.load(urlRequest)
}
}
}
extension WKWEBViewController {
func webView(_ webView: WKWebView, decidePolicyFor navigationAction: WKNavigationAction, decisionHandler: @escaping (WKNavigationActionPolicy) -> Void) {
let request = navigationAction.request
print("URl--->", request.url)
if let headers = request.allHTTPHeaderFields {
print("Headers: \(headers)")
} else {
print("Nope, sir")
}
decisionHandler(.allow)
}
}
像下面這樣?
import UIKit
import WebKit
class ViewController: UIViewController, WKNavigationDelegate {
// MARK: - IBOutlet
@IBOutlet weak var webView: WKWebView!
// MARK: - Life cycle
override func viewDidLoad() {
super.viewDidLoad()
webView.navigationDelegate = self
}
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
let urlStr = "https://www.google.com/"
if let url = URL(string: urlStr) {
let request = URLRequest(url: url)
webView.load(request)
}
}
func webView(_ webView: WKWebView, decidePolicyFor navigationAction: WKNavigationAction, decisionHandler: @escaping (WKNavigationActionPolicy) -> Void) {
var request = navigationAction.request
if let host = navigationAction.request.url?.host {
if host == "www.google.com" {
request.setValue("https://www.google.com/", forHTTPHeaderField: "Referer")
if let headers = request.allHTTPHeaderFields {
print("Google Headers: \(headers)")
}
}
}
decisionHandler(.allow)
}
}
以下是結果
Google 標頭:[“Referer”:“https://www.google.com/”,“User-Agent”:“Mozilla/5.0(iPhone;CPU iPhone OS 14_4,如 Mac OS X)AppleWebKit/605.1.15(KHTML) ,例如Gecko)”, “接受”: “text / html的,應用/ XHTML + xml的,應用/ XML; q = 0.9,/ q = 0.8”]
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