feat: custom headers

Author: andredestro

OSInAppBrowserLib/RouterAdapters/OSIABWebViewRouterAdapter.swift

@@ -7,6 +7,8 @@ public class OSIABWebViewRouterAdapter: NSObject, OSIABRouter {
 
     /// Object that contains the value to format the visual presentation.
     private let options: OSIABWebViewOptions
+    /// Custom headers to be used by the WebView.
+    private let customHeaders: [String: String]?
     /// Object that manages the browser's cache
     private let cacheManager: OSIABCacheManager
     /// Object that manages all the callbacks available for the WebView.
@@ -15,14 +17,17 @@ public class OSIABWebViewRouterAdapter: NSObject, OSIABRouter {
     /// Constructor method.
     /// - Parameters:
     ///   - options: Object that contains the value to format the visual presentation.
+    ///   - customHeaders: Custom headers to be used by the WebView. `nil` is provided in case of no value.
     ///   - cacheManager: Object that manages the browser's cache
     ///   - callbackHandler: Object that manages all the callbacks available for the WebView.
     public init(
         _ options: OSIABWebViewOptions,
+        _ customHeaders: [String: String]? = nil,
         cacheManager: OSIABCacheManager,
         callbackHandler: OSIABWebViewCallbackHandler
     ) {
         self.options = options
+        self.customHeaders = customHeaders
         self.cacheManager = cacheManager
         self.callbackHandler = callbackHandler
     }
@@ -36,6 +41,7 @@ public class OSIABWebViewRouterAdapter: NSObject, OSIABRouter {
 
         let viewModel = OSIABWebViewModel(
             url: url,
+            customHeaders: self.customHeaders,
             self.options.toConfigurationModel().toWebViewConfiguration(),
             self.options.allowOverScroll,
             self.options.customUserAgent,

OSInAppBrowserLib/WebView/OSIABWebViewModel.swift

@@ -20,6 +20,9 @@ class OSIABWebViewModel: NSObject, ObservableObject {
     /// Indicates if first load is already done. This is important in order to trigger the `browserPageLoad` event.
     private var firstLoadDone: Bool = false
 
+    /// Custom headers to be used by the WebView.
+    private let customHeaders: [String: String]?
+    
     /// The current URL being displayed
     @Published private(set) var url: URL
     /// Indicates if the URL is being loaded into the screen.
@@ -46,6 +49,7 @@ class OSIABWebViewModel: NSObject, ObservableObject {
     ///   - callbackHandler: Object that manages all the callbacks available for the WebView.
     init(
         url: URL,
+        customHeaders: [String: String]? = nil,
         _ webViewConfiguration: WKWebViewConfiguration,
         _ scrollViewBounces: Bool = true,
         _ customUserAgent: String? = nil,
@@ -54,6 +58,7 @@ class OSIABWebViewModel: NSObject, ObservableObject {
         callbackHandler: OSIABWebViewCallbackHandler
     ) {
         self.url = url
+        self.customHeaders = customHeaders
         self.webView = .init(frame: .zero, configuration: webViewConfiguration)
         self.closeButtonText = uiModel.closeButtonText
         self.callbackHandler = callbackHandler
@@ -133,7 +138,13 @@ class OSIABWebViewModel: NSObject, ObservableObject {
 
     /// Loads the URL within the WebView. Is the first operation to be performed when the view is displayed.
     func loadURL() {
-        self.webView.load(.init(url: self.url))
+        var request = URLRequest(url: self.url)
+        if let headers = self.customHeaders {
+            for (key, value) in headers {
+                request.setValue(value, forHTTPHeaderField: key)
+            }
+        }
+        self.webView.load(request)
     }
 
     /// Signals the WebView to move forward. This is performed as a reaction to a button click.