Add support for passing a list of cookies to be set

android/src/main/java/com/flutter_webview_plugin/FlutterWebviewPlugin.java

@@ -11,6 +11,7 @@
 import android.webkit.ValueCallback;
 import android.os.Build;
 
+import java.util.ArrayList;
 import java.util.Map;
 
 import io.flutter.plugin.common.MethodCall;
@@ -90,6 +91,7 @@ private void openUrl(MethodCall call, MethodChannel.Result result) {
         boolean withJavascript = call.argument("withJavascript");
         boolean clearCache = call.argument("clearCache");
         boolean clearCookies = call.argument("clearCookies");
+        ArrayList<String> cookies = call.argument("cookies");
         boolean withZoom = call.argument("withZoom");
         boolean withLocalStorage = call.argument("withLocalStorage");
         boolean supportMultipleWindows = call.argument("supportMultipleWindows");
@@ -111,6 +113,7 @@ private void openUrl(MethodCall call, MethodChannel.Result result) {
                 clearCache,
                 hidden,
                 clearCookies,
+                cookies,
                 userAgent,
                 url,
                 headers,

android/src/main/java/com/flutter_webview_plugin/WebviewManager.java

@@ -18,6 +18,7 @@
 import android.webkit.WebViewClient;
 import android.widget.FrameLayout;
 
+import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Map;
 
@@ -187,6 +188,12 @@ public void onReceiveValue(Boolean aBoolean) {
         }
     }
 
+    private void setCookies(String url, ArrayList<String> cookies) {
+        for (String cookie : cookies) {
+            CookieManager.getInstance().setCookie(url, cookie);
+        }
+    }
+
     private void clearCache() {
         webView.clearCache(true);
         webView.clearFormData();
@@ -197,6 +204,7 @@ void openUrl(
             boolean clearCache,
             boolean hidden,
             boolean clearCookies,
+            ArrayList<String> cookies,
             String userAgent,
             String url,
             Map<String, String> headers,
@@ -247,6 +255,10 @@ public void onGeolocationPermissionsShowPrompt(String origin, GeolocationPermiss
             clearCookies();
         }
 
+        if (cookies != null && !cookies.isEmpty()) {
+            setCookies(url, cookies);
+        }
+
         if (userAgent != null) {
             webView.getSettings().setUserAgentString(userAgent);
         }

ios/Classes/FlutterWebviewPlugin.m

@@ -75,13 +75,15 @@ - (void)handleMethodCall:(FlutterMethodCall*)call result:(FlutterResult)result {
 }
 
 - (void)initWebview:(FlutterMethodCall*)call {
+    NSString *url = call.arguments[@"url"];
     NSNumber *clearCache = call.arguments[@"clearCache"];
     NSNumber *clearCookies = call.arguments[@"clearCookies"];
     NSNumber *hidden = call.arguments[@"hidden"];
     NSDictionary *rect = call.arguments[@"rect"];
     _enableAppScheme = call.arguments[@"enableAppScheme"];
     NSString *userAgent = call.arguments[@"userAgent"];
     NSNumber *withZoom = call.arguments[@"withZoom"];
+    NSArray *cookies = call.arguments[@"cookies"];
     NSNumber *scrollBar = call.arguments[@"scrollBar"];
 
     if (clearCache != (id)[NSNull null] && [clearCache boolValue]) {
@@ -104,19 +106,42 @@ - (void)initWebview:(FlutterMethodCall*)call {
         rc = self.viewController.view.bounds;
     }
 
-    self.webview = [[WKWebView alloc] initWithFrame:rc];
-    self.webview.UIDelegate = self;
-    self.webview.navigationDelegate = self;
-    self.webview.scrollView.delegate = self;
-    self.webview.hidden = [hidden boolValue];
-    self.webview.scrollView.showsHorizontalScrollIndicator = [scrollBar boolValue];
-    self.webview.scrollView.showsVerticalScrollIndicator = [scrollBar boolValue];
+    WKWebViewConfiguration *config = [[WKWebViewConfiguration alloc] init];
+    WKWebsiteDataStore* store = [WKWebsiteDataStore nonPersistentDataStore];
 
-    _enableZoom = [withZoom boolValue];
+    dispatch_group_t group = dispatch_group_create();
 
-    [self.viewController.view addSubview:self.webview];
+    if (cookies != nil) {
+        NSURL* parsedUrl = [NSURL URLWithString:url];
+        NSString* cookieString = [cookies componentsJoinedByString: @", "];
+        NSDictionary* fakeHeaders = @{@"Set-Cookie": cookieString};
+        NSArray* cookies = [NSHTTPCookie cookiesWithResponseHeaderFields:fakeHeaders forURL:parsedUrl];
 
-    [self navigate:call];
+        for(NSHTTPCookie *cookie in cookies) {
+            dispatch_group_enter(group);
+            [store.httpCookieStore setCookie:cookie completionHandler:^{
+                dispatch_group_leave(group);
+            }];
+        };
+    }
+
+    dispatch_group_notify(group, dispatch_get_main_queue(), ^{
+        config.websiteDataStore = store;
+
+        self.webview = [[WKWebView alloc] initWithFrame:rc configuration:config];
+        self.webview.UIDelegate = self;
+        self.webview.navigationDelegate = self;
+        self.webview.scrollView.delegate = self;
+        self.webview.hidden = [hidden boolValue];
+        self.webview.scrollView.showsHorizontalScrollIndicator = [scrollBar boolValue];
+        self.webview.scrollView.showsVerticalScrollIndicator = [scrollBar boolValue];
+
+        _enableZoom = [withZoom boolValue];
+
+        [self.viewController.view addSubview:self.webview];
+
+        [self navigate:call];
+    });
 }
 
 - (CGRect)parseRect:(NSDictionary *)rect {

lib/src/base.dart

@@ -1,4 +1,5 @@
 import 'dart:async';
+import 'dart:io';
 import 'dart:ui';
 
 import 'package:flutter/material.dart';
@@ -82,6 +83,7 @@ class FlutterWebviewPlugin {
   ///     iOS WebView: Not implemented yet
   /// - [clearCache] clear the cache of the Webview
   /// - [clearCookies] clear all cookies of the Webview
+  /// - [cookies] An initial list of cookies to populate the Webview's cookiejar
   /// - [hidden] not show
   /// - [rect]: show in rect, fullscreen if null
   /// - [enableAppScheme]: false will enable all schemes, true only for httt/https/about
@@ -99,6 +101,7 @@ class FlutterWebviewPlugin {
     bool withJavascript,
     bool clearCache,
     bool clearCookies,
+    List<Cookie> cookies,
     bool hidden,
     bool enableAppScheme,
     Rect rect,
@@ -112,12 +115,16 @@ class FlutterWebviewPlugin {
     bool allowFileURLs,
     bool geolocationEnabled,
   }) async {
+
+    final List<String> serializedCookies = cookies.map((cookie) => cookie.toString()).toList();
+
     final args = <String, dynamic>{
       'url': url,
       'withJavascript': withJavascript ?? true,
       'clearCache': clearCache ?? false,
       'hidden': hidden ?? false,
       'clearCookies': clearCookies ?? false,
+      'cookies': serializedCookies,
       'enableAppScheme': enableAppScheme ?? true,
       'userAgent': userAgent,
       'withZoom': withZoom ?? false,

lib/src/webview_scaffold.dart

@@ -1,4 +1,5 @@
 import 'dart:async';
+import 'dart:io';
 
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
@@ -16,6 +17,7 @@ class WebviewScaffold extends StatefulWidget {
     this.withJavascript,
     this.clearCache,
     this.clearCookies,
+    this.cookies,
     this.enableAppScheme,
     this.userAgent,
     this.primary = true,
@@ -39,6 +41,7 @@ class WebviewScaffold extends StatefulWidget {
   final bool withJavascript;
   final bool clearCache;
   final bool clearCookies;
+  final List<Cookie> cookies;
   final bool enableAppScheme;
   final String userAgent;
   final bool primary;
@@ -116,6 +119,7 @@ class _WebviewScaffoldState extends State<WebviewScaffold> {
               withJavascript: widget.withJavascript,
               clearCache: widget.clearCache,
               clearCookies: widget.clearCookies,
+              cookies: widget.cookies,
               hidden: widget.hidden,
               enableAppScheme: widget.enableAppScheme,
               userAgent: widget.userAgent,