test/Tizen.NUI.Samples/Tizen.NUI.Samples/Samples/WebViewInterceptTest.cs

   1
   2 using System;
   3 using Tizen.NUI;
   4 using Tizen.NUI.BaseComponents;
   5 using Tizen.NUI.Components;
   6 using System.IO;
   7 using System.Text;
   8
   9 namespace Tizen.NUI.Samples
  10 {
  11     using tlog = Tizen.Log;
  12     public class WebViewInterceptTest : IExample
  13     {
  14         const string tag = "NUITEST";
  15         private View root;
  16         private Window win;
  17         private Button btn1, btn2, btn3;
  18         private WebView webView1, webView2;
  19         private string invalidUrl = "https://test/";
  20
  21         public void Activate()
  22         {
  23             win = NUIApplication.GetDefaultWindow();
  24
  25             root = new View()
  26             {
  27                 Size = new Size(win.Size.Width, win.Size.Height, 0),
  28                 BackgroundColor = Color.Green,
  29                 Layout = new LinearLayout()
  30                 {
  31                     LinearOrientation = LinearLayout.Orientation.Vertical,
  32                     Padding = new Extents(3, 3, 3, 3),
  33                 },
  34             };
  35             win.Add(root);
  36
  37             webView1 = new WebView();
  38             webView1.Url = "https://m.naver.com/";
  39             webView1.WidthSpecification = LayoutParamPolicies.MatchParent;
  40             webView1.HeightSpecification = LayoutParamPolicies.MatchParent;
  41             root.Add(webView1);
  42
  43             webView2 = new WebView();
  44             webView2.Url = "https://m.google.com/";
  45             webView2.WidthSpecification = LayoutParamPolicies.MatchParent;
  46             webView2.HeightSpecification = LayoutParamPolicies.MatchParent;
  47             root.Add(webView2);
  48
  49             btn1 = new Button()
  50             {
  51                 HeightSpecification = 50,
  52                 WidthSpecification = 300,
  53                 Text = "register intercept callback",
  54             };
  55             btn1.Clicked += (s, e) =>
  56             {
  57                 webView1.Context.RegisterHttpRequestInterceptedCallback(Callback);
  58                 // only this Callback2 will be invoked for all created WebViews, because the Context is global(Callback will be ignored).
  59                 webView2.Context.RegisterHttpRequestInterceptedCallback(Callback2);
  60             };
  61             root.Add(btn1);
  62
  63             btn2 = new Button()
  64             {
  65                 HeightSpecification = 50,
  66                 WidthSpecification = 300,
  67                 Text = "WebView1 load invalid url",
  68             };
  69             btn2.Clicked += (s, e) =>
  70             {
  71                 webView1.LoadUrl(invalidUrl);
  72             };
  73             root.Add(btn2);
  74
  75             btn3 = new Button()
  76             {
  77                 HeightSpecification = 50,
  78                 WidthSpecification = 300,
  79                 Text = "WebView2 load invalid url",
  80             };
  81             btn3.Clicked += (s, e) =>
  82             {
  83                 webView2.LoadUrl(invalidUrl);
  84             };
  85             root.Add(btn3);
  86
  87         }
  88
  89         private void Callback(WebHttpRequestInterceptor interceptor)
  90         {
  91             tlog.Debug(tag, $"callback: http request intercepted start, Url: {interceptor.Url}");
  92
  93             //interceptor.Ignore();
  94             if (interceptor.Url.Equals(invalidUrl))
  95             {
  96                 byte[] bData = Encoding.UTF8.GetBytes("<html><body><img src='test.jpg'></body></html>");
  97                 interceptor.SetResponseStatus(200, "OK");
  98                 interceptor.AddResponseHeader("Content-Type", "text/html; charset=UTF-8");
  99                 interceptor.AddResponseHeader("Content-Length", bData.Length.ToString());
 100                 interceptor.SetResponseBody(bData);
 101                 tlog.Debug(tag, $"http request intercepted set response body end");
 102             }
 103             else if (interceptor.Url.Equals($"{invalidUrl}test.jpg"))
 104             {
 105                 string path = Tizen.Applications.Application.Current.DirectoryInfo.SharedResource + "soundcloud.png";
 106                 using (FileStream fs = File.OpenRead(path))
 107                 {
 108                     byte[] bData = new byte[1024];
 109                     while (fs.Read(bData, 0, bData.Length) > 0)
 110                     {
 111                         interceptor.WriteResponseChunk(bData);
 112                     }
 113                     interceptor.WriteResponseChunk((byte[])null);
 114                     tlog.Debug(tag, $"http request intercepted write chunk end");
 115                 }
 116             }
 117
 118             if (interceptor.InterceptedWebView != null)
 119             {
 120                 tlog.Debug(tag, $"http request intercepted web view is not null");
 121                 if(webView2 == interceptor.InterceptedWebView)
 122                 {
 123                     tlog.Debug(tag, $"InterceptedWebView is webView2!");
 124                 }
 125                 else if(webView1 == interceptor.InterceptedWebView)
 126                 {
 127                     tlog.Debug(tag, $"InterceptedWebView is webView1!");
 128                 }
 129                 else
 130                 {
 131                     tlog.Debug(tag, $"InterceptedWebView is not either webView1 or webView2");
 132                 }
 133             }
 134
 135             tlog.Debug(tag, $"http request intercepted end");
 136             tlog.Debug(tag, $"");
 137         }
 138
 139         private void Callback2(WebHttpRequestInterceptor interceptor)
 140         {
 141             tlog.Debug(tag, $"callback2: http request intercepted start, Url: {interceptor.Url}");
 142
 143             //interceptor.Ignore();
 144             if (interceptor.Url.Equals(invalidUrl))
 145             {
 146                 byte[] bData = Encoding.UTF8.GetBytes("<html><body><img src='test.jpg'></body></html>");
 147                 interceptor.SetResponseStatus(200, "OK");
 148                 interceptor.AddResponseHeader("Content-Type", "text/html; charset=UTF-8");
 149                 interceptor.AddResponseHeader("Content-Length", bData.Length.ToString());
 150                 interceptor.SetResponseBody(bData);
 151                 tlog.Debug(tag, $"http request intercepted set response body end");
 152             }
 153             else if (interceptor.Url.Equals($"{invalidUrl}test.jpg"))
 154             {
 155                 string path = Tizen.Applications.Application.Current.DirectoryInfo.SharedResource + "netflix.png";
 156
 157                 if (interceptor.InterceptedWebView == webView2)
 158                 {
 159                     path = Tizen.Applications.Application.Current.DirectoryInfo.SharedResource + "hbo.png";
 160                 }
 161
 162                 using (FileStream fs = File.OpenRead(path))
 163                 {
 164                     byte[] bData = new byte[1024];
 165                     while (fs.Read(bData, 0, bData.Length) > 0)
 166                     {
 167                         interceptor.WriteResponseChunk(bData);
 168                     }
 169                     interceptor.WriteResponseChunk((byte[])null);
 170                     tlog.Debug(tag, $"http request intercepted write chunk end");
 171                 }
 172             }
 173
 174             if (interceptor.InterceptedWebView != null)
 175             {
 176                 tlog.Debug(tag, $"http request intercepted web view is not null");
 177                 if (webView2 == interceptor.InterceptedWebView)
 178                 {
 179                     tlog.Debug(tag, $"InterceptedWebView is webView2!");
 180                 }
 181                 else if (webView1 == interceptor.InterceptedWebView)
 182                 {
 183                     tlog.Debug(tag, $"InterceptedWebView is webView1!");
 184                 }
 185                 else
 186                 {
 187                     tlog.Debug(tag, $"InterceptedWebView is not either webView1 or webView2");
 188                 }
 189             }
 190
 191             tlog.Debug(tag, $"http request intercepted end");
 192             tlog.Debug(tag, $"");
 193         }
 194
 195         public void Deactivate()
 196         {
 197             btn3.Unparent();
 198             btn2.Unparent();
 199             btn1.Unparent();
 200             webView2.Unparent();
 201             webView1.Unparent();
 202             root.Unparent();
 203
 204             btn3.Dispose();
 205             btn2.Dispose();
 206             btn1.Dispose();
 207             webView2.Dispose();
 208             webView1.Dispose();
 209             root.Dispose();
 210         }
 211     }
 212 }