How to use SetRequestInterceptionAsync method of PuppeteerSharp.Page class
Best Puppeteer-sharp code snippet using PuppeteerSharp.Page.SetRequestInterceptionAsync
Methods.cs
Source:Methods.cs 
...155 private static void StopYoveProxyInternalServer(BotData data)156 => data.TryGetObject<ProxyClient>("puppeteer.yoveproxy")?.Dispose();157 private static async Task SetPageLoadingOptions(BotData data, PuppeteerSharp.Page page)158 {159 await page.SetRequestInterceptionAsync(true);160 page.Request += (sender, e) =>161 {162 // If we only want documents and scripts but the resource is not one of those, block163 if (data.ConfigSettings.PuppeteerSettings.LoadOnlyDocumentAndScript && 164 e.Request.ResourceType != ResourceType.Document && e.Request.ResourceType != ResourceType.Script)165 {166 e.Request.AbortAsync();167 }168 // If the url contains one of the blocked urls169 else if (data.ConfigSettings.PuppeteerSettings.BlockedUrls170 .Where(u => !string.IsNullOrWhiteSpace(u))171 .Any(u => e.Request.Url.Contains(u, StringComparison.OrdinalIgnoreCase)))172 {173 e.Request.AbortAsync();...
RequestContinueTests.cs
Source:RequestContinueTests.cs
...20 }21 [Fact]22 public async Task ShouldWork()23 {24 await Page.SetRequestInterceptionAsync(true);25 Page.Request += async (sender, e) => await e.Request.ContinueAsync();26 await Page.GoToAsync(TestConstants.EmptyPage);27 }28 [Fact]29 public async Task ShouldAmendHTTPHeaders()30 {31 await Page.SetRequestInterceptionAsync(true);32 Page.Request += async (sender, e) =>33 {34 var headers = new Dictionary<string, string>(e.Request.Headers)35 {36 ["FOO"] = "bar"37 };38 await e.Request.ContinueAsync(new Payload { Headers = headers });39 };40 await Page.GoToAsync(TestConstants.EmptyPage);41 var requestTask = Server.WaitForRequest("/sleep.zzz", request => request.Headers["foo"].ToString());42 await Task.WhenAll(43 requestTask,44 Page.EvaluateExpressionAsync("fetch('/sleep.zzz')")45 );46 Assert.Equal("bar", requestTask.Result);47 }48 [Fact]49 public async Task ShouldRedirectInAWayNonObservableToPage()50 {51 await Page.SetRequestInterceptionAsync(true);52 Page.Request += async (sender, e) =>53 {54 var redirectURL = e.Request.Url.Contains("/empty.html")55 ? TestConstants.ServerUrl + "/consolelog.html" :56 null;57 await e.Request.ContinueAsync(new Payload { Url = redirectURL });58 };59 string consoleMessage = null;60 Page.Console += (sender, e) => consoleMessage = e.Message.Text;61 await Page.GoToAsync(TestConstants.EmptyPage);62 Assert.Equal(TestConstants.EmptyPage, Page.Url);63 Assert.Equal("yellow", consoleMessage);64 }65 [Fact]66 public async Task ShouldAmendMethodData()67 {68 await Page.GoToAsync(TestConstants.EmptyPage);69 await Page.SetRequestInterceptionAsync(true);70 Page.Request += async (sender, e) =>71 {72 await e.Request.ContinueAsync(new Payload { Method = HttpMethod.Post });73 };74 var requestTask = Server.WaitForRequest<string>("/sleep.zzz", request => request.Method);75 await Task.WhenAll(76 requestTask,77 Page.EvaluateExpressionAsync("fetch('/sleep.zzz')")78 );79 Assert.Equal("POST", requestTask.Result);80 }81 [Fact]82 public async Task ShouldAmendPostData()83 {84 await Page.SetRequestInterceptionAsync(true);85 Page.Request += async (sender, e) =>86 {87 await e.Request.ContinueAsync(new Payload88 {89 Method = HttpMethod.Post,90 PostData = "doggo"91 });92 };93 var requestTask = Server.WaitForRequest("/sleep.zzz", async request =>94 {95 using (var reader = new StreamReader(request.Body, Encoding.UTF8))96 {97 return await reader.ReadToEndAsync();98 }99 });100 await Task.WhenAll(101 requestTask,102 Page.GoToAsync(TestConstants.ServerUrl + "/sleep.zzz")103 );104 Assert.Equal("doggo", await requestTask.Result);105 }106 [Fact]107 public async Task ShouldAmendBothPostDataAndMethodOnNavigation()108 {109 await Page.SetRequestInterceptionAsync(true);110 Page.Request += async (sender, e) => await e.Request.ContinueAsync(new Payload111 {112 Method = HttpMethod.Post,113 PostData = "doggo"114 });115 var serverRequest = Server.WaitForRequest("/empty.html", req => new { req.Method, Body = new StreamReader(req.Body).ReadToEnd() });116 await Task.WhenAll(117 serverRequest,118 Page.GoToAsync(TestConstants.EmptyPage)119 );120 Assert.Equal(HttpMethod.Post.Method, serverRequest.Result.Method);121 Assert.Equal("doggo", serverRequest.Result.Body);122 }123 }...
NavigateLogin.cs
Source:NavigateLogin.cs
...47 private async void SetPageAsync(Page page)48 {49 this.Page = page;50 //this.Page.Request += this.DenyRequests;51 //await this.Page.SetRequestInterceptionAsync(false);52 }53 private async Task InitialiseAsync()54 {55 if (this.Page == null)56 {57 throw new NullReferenceException("PuppeteerSharp.Page instance is null");58 }59 var response = await this.Page.GoToAsync(this.loginurl, new NavigationOptions60 {61 WaitUntil = new[] { WaitUntilNavigation.DOMContentLoaded },62 });63 this.elusername = await this.Page.QuerySelectorAsync("#user");64 this.elpassword = await this.Page.QuerySelectorAsync("input[name='password']");65 this.elbutton = await this.Page.QuerySelectorAsync("input.btn:nth-child(1)");66 if (this.elusername == null || this.elpassword == null || this.elbutton == null)67 {68 throw new Exception("NavigateLogin: Form input items missing.");69 }70 else71 {72 Console.WriteLine("Initialise Success.");73 }74 }75 private async Task ProcessAsync()76 {77 var usernameinput = await this.Page.QuerySelectorAsync("#user");78 await this.Page.EvaluateFunctionAsync($"yup => yup.value = '{this.Username}'", usernameinput);79 var passwordinput = await this.Page.QuerySelectorAsync("input[name='password']");80 await this.Page.EvaluateFunctionAsync($"mmhm => mmhm.value = '{this.Pasword}'", passwordinput);81 var form = await this.Page.QuerySelectorAsync("#loginForm");82 if (form == null)83 {84 throw new Exception("NavigateLogin: Page missing required login form.");85 }86 await this.Page.EvaluateFunctionAsync($"f => f.submit()", form);87 await this.Page.WaitForNavigationAsync(new NavigationOptions { WaitUntil = new[] { WaitUntilNavigation.Load } });88 await this.Page.SetRequestInterceptionAsync(true);89 this.Page.Request += this.DenyRequests;90 }91 private async Task Commit()92 {93 // finalise operations94 if (this.Page.Url == "http://www.property-guru.co.nz/gurux/render.php?action=main")95 {96 // success97 this.cookies = await this.Page.GetCookiesAsync();98 }99 this.Page.Request -= this.DenyRequests;100 await this.Page.CloseAsync();101 this.Page = null;102 }...
Program.cs
Source:Program.cs
...32 Headless = false33 });34 var page = await browser.NewPageAsync();35 //await page.SetExtraHttpHeadersAsync(new Dictionary<string, string>() { { "DNT","1"} });36 await page.SetRequestInterceptionAsync(true);37 await page.GoToAsync("https://whoer.net/");38 await page.ScreenshotAsync(@"screenshot.png");39 Console.WriteLine("done!");40 }41 /// <summary>42 /// Connect to a remote browser43 /// </summary>44 static async void RemoteUsage()45 {46 // launch chrome on windows via chrome.exe --remote-debugging-port=922247 // and go to http://localhost:9222/json/version48 // chrome.exe --remote-debugging-port=9222 --user-data-dir="e:\\cache" --no-default-browser-check --proxy-server="ip:port"49 /*50 * other args:...
PuppeteerEngine.cs
Source:PuppeteerEngine.cs
...28 dic.Add("Accept-Encoding", "gzip, deflate, br");29 dic.Add("Accept-Language", "zh-TW,zh;q=0.9,en-US;q=0.8,en;q=0.7,zh-CN;q=0.6");30 dic.Add("Connection", "keep-alive");31 await page.EmulateAsync(IPhone);32 await page.SetRequestInterceptionAsync(true);33 await page.SetExtraHttpHeadersAsync(dic);34 page.Request += async (sender, e) =>35 {36 if (e.Request.ResourceType == ResourceType.Image)37 await e.Request.AbortAsync();38 else39 await e.Request.ContinueAsync();40 };41 return page;42 }43 public async void launchBrowser(){44 _browser = await Puppeteer.LaunchAsync(new LaunchOptions45 {46 ExecutablePath = _settings.ChromePath,...
BlockResourcesPlugin.cs
Source:BlockResourcesPlugin.cs
...27 return this;28 }29 public override async Task OnPageCreated(Page page)30 {31 await page.SetRequestInterceptionAsync(true);32 page.Request += (sender, args) => OnPageRequest(page, args);33 }34 private async void OnPageRequest(Page sender, RequestEventArgs e)35 {36 if (BlockResources.Any(rule => rule.IsRequestBlocked(sender, e.Request)))37 {38 await e.Request.AbortAsync();39 return;40 }41 await e.Request.ContinueAsync();42 }43 public override void BeforeLaunch(LaunchOptions options)44 {45 options.Args = options.Args.Append("--site-per-process").Append("--disable-features=IsolateOrigins").ToArray();...
BrowserMediaBlocker.cs
Source:BrowserMediaBlocker.cs
...15 ResourceType.WebSocket16 };17 async Task DisableMedia(Page page)18 {19 await page.SetRequestInterceptionAsync(true);20 page.Request += async (obj, args) =>21 {22 var req = args.Request;23 var isBlacked = blacklist.Contains(req.ResourceType);24 if (isBlacked) await req.RespondAsync(new ResponseData {BodyData = new byte[0]});25 else await req.ContinueAsync();26 };27 }28 var pages = await browser.PagesAsync();29 foreach (var page in pages) await DisableMedia(page);30 browser.TargetCreated += async (obj1, args1) =>31 {32 try33 {...
PuppeteerConnection.cs
Source:PuppeteerConnection.cs
...23 */24 }))25 using (var page = await browser.NewPageAsync())26 {27 //await page.SetRequestInterceptionAsync(true);28 await page.GoToAsync(url);29 await page.WaitForSelectorAsync(waitSelector);30 return await page.EvaluateFunctionAsync<T>(infoCode);31 }32 }33 }34}...
SetRequestInterceptionAsync
Using AI Code Generation
1var page = await browser.NewPageAsync();2await page.SetRequestInterceptionAsync(true);3page.Request += async (sender, e) =>4{5 if (e.Request.ResourceType == ResourceType.Image)6 await e.Request.AbortAsync();7 await e.Request.ContinueAsync();8};9await page.ScreenshotAsync("google.png");10var page = await browser.NewPageAsync();11await page.SetRequestInterceptionAsync(true);12page.Request += async (sender, e) =>13{14 if (e.Request.ResourceType == ResourceType.Image)15 await e.Request.AbortAsync();16 await e.Request.ContinueAsync();17};18await page.ScreenshotAsync("google.png");19var page = await browser.NewPageAsync();20await page.SetRequestInterceptionAsync(true);21page.Request += async (sender, e) =>22{23 if (e.Request.ResourceType == ResourceType.Image)24 await e.Request.AbortAsync();25 await e.Request.ContinueAsync();26};27await page.ScreenshotAsync("google.png");28var page = await browser.NewPageAsync();29await page.SetRequestInterceptionAsync(true);30page.Request += async (sender, e) =>31{32 if (e.Request.ResourceType == ResourceType.Image)33 await e.Request.AbortAsync();34 await e.Request.ContinueAsync();35};36await page.ScreenshotAsync("google.png");37var page = await browser.NewPageAsync();38await page.SetRequestInterceptionAsync(true);39page.Request += async (sender, e) =>40{41 if (e.Request.ResourceType == ResourceType.Image)42 await e.Request.AbortAsync();43 await e.Request.ContinueAsync();44};45await page.ScreenshotAsync("
SetRequestInterceptionAsync
Using AI Code Generation
1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp;7using System.Threading;8using System.Net.Http;9using System.Net;10{11 {12 static void Main(string[] args)13 {14 MainAsync().Wait();15 }16 static async Task MainAsync()17 {18 var options = new LaunchOptions { Headless = false };19 var browser = await Puppeteer.LaunchAsync(options);20 var page = await browser.NewPageAsync();21 page.Request += Page_Request;22 }23 private static void Page_Request(object sender, RequestEventArgs e)24 {25 Console.WriteLine("Request: " + e.Request.Url);26 }27 }28}
SetRequestInterceptionAsync
Using AI Code Generation
1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using PuppeteerSharp;7{8 {9 static void Main(string[] args)10 {11 var task = MainAsync();12 task.Wait();13 }14 static async Task MainAsync()15 {16 {17 };18 var browser = await Puppeteer.LaunchAsync(options);19 var page = await browser.NewPageAsync();20 await page.SetRequestInterceptionAsync(true);21 page.Request += async (sender, e) =>22 {23 if (e.Request.ResourceType == ResourceType.Image)24 {25 await e.Request.AbortAsync();26 }27 {28 await e.Request.ContinueAsync();29 }30 };31 await page.ScreenshotAsync("google.png");32 await browser.CloseAsync();33 }34 }35}
SetRequestInterceptionAsync
Using AI Code Generation
1var page = await browser.NewPageAsync();2await page.SetRequestInterceptionAsync(true);3page.Request += async (sender, e) =>4{5 var request = e.Request;6 if (request.ResourceType == ResourceType.Image)7 {8 await request.AbortAsync();9 }10 {11 await request.ContinueAsync();12 }13};14await page.ScreenshotAsync("google.png");15var page = await browser.NewPageAsync();16await page.SetRequestInterceptionAsync(true);17page.Request += async (sender, e) =>18{19 var request = e.Request;20 if (request.ResourceType == ResourceType.Image)21 {22 await request.AbortAsync();23 }24 {25 await request.ContinueAsync();26 }27};28await page.ScreenshotAsync("google.png");29var page = await browser.NewPageAsync();30await page.SetRequestInterceptionAsync(true);31page.Request += async (sender, e) =>32{33 var request = e.Request;34 if (request.ResourceType == ResourceType.Image)35 {36 await request.AbortAsync();37 }38 {39 await request.ContinueAsync();40 }41};42await page.ScreenshotAsync("google.png");43var page = await browser.NewPageAsync();44await page.SetRequestInterceptionAsync(true);45page.Request += async (sender, e) =>46{47 var request = e.Request;48 if (request.ResourceType == ResourceType.Image)49 {50 await request.AbortAsync();51 }52 {53 await request.ContinueAsync();54 }55};56await page.ScreenshotAsync("google.png");
SetRequestInterceptionAsync
Using AI Code Generation
1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5 {6 static async Task Main(string[] args)7 {8 {9 ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe",10 };11 {12 ExecutablePath = @"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe",13 };14 using (var browser = await Puppeteer.LaunchAsync(options))15 {16 using (var page = await browser.NewPageAsync())17 {
SetRequestInterceptionAsync
Using AI Code Generation
1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using System.IO;7using System.Net;8using System.Net.Http;9using System.Net.Http.Headers;10using System.Threading;11using PuppeteerSharp;12using PuppeteerSharp.Input;13using PuppeteerSharp.Helpers;14{15 {16 static void Main(string[] args)17 {18 MainAsync(args).GetAwaiter().GetResult();
SetRequestInterceptionAsync
Using AI Code Generation
1using System;2using System.Threading.Tasks;3using PuppeteerSharp;4{5 {6 static async Task Main(string[] args)7 {8 {9 Args = new string[] { "--no-sandbox" }10 };11 await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);12 using (var browser = await Puppeteer.LaunchAsync(options))13 {14 var page = await browser.NewPageAsync();15 await page.SetRequestInterceptionAsync(true);16 page.RequestCreated += async (sender, e) =>17 {18 await e.Request.ContinueAsync(new Payload { UserAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.212 Safari/537.36" });19 };20 await page.ScreenshotAsync("google.png");21 Console.WriteLine("Screenshot taken");22 await browser.CloseAsync();23 }24 }25 }26}
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Most used method in Page
- FrameManagerGetFrames
- workersValuesToArray
- PopupGetInvocationList
- clientDisconnected
- SetGeolocationAsync
- SetDragInterceptionAsync
- MetricsAsync
- TapAsync
- QuerySelectorAsync
- QuerySelectorAllAsync
- QuerySelectorAllHandleAsync
- XPathAsync
- EvaluateExpressionHandleAsync
- EvaluateFunctionHandleAsync
- EvaluateOnNewDocumentAsync
- EvaluateFunctionOnNewDocumentAsync
- EvaluateExpressionOnNewDocumentAsync
- QueryObjectsAsync
- SetRequestInterceptionAsync
- SetOfflineModeAsync
- EmulateNetworkConditionsAsync
- GetCookiesAsync
- SetCookieAsync
- DeleteCookieAsync
- AddScriptTagAsync
- AddStyleTagAsync
- ExposeFunctionAsync
- TResult
- GetContentAsync
- SetContentAsync
- GoToAsync
- PdfAsync
- PdfStreamAsync
- PdfDataAsync
- SetJavaScriptEnabledAsync
- SetBypassCSPAsync
- EmulateMediaAsync
- EmulateMediaTypeAsync
- EmulateMediaFeaturesAsync
- SetViewportAsync
- EmulateAsync
- ScreenshotAsync
- ScreenshotStreamAsync
- ScreenshotBase64Async
- ScreenshotDataAsync
- GetTitleAsync
- CloseAsync
- SetCacheEnabledAsync
- ClickAsync
- HoverAsync
- FocusAsync
- TypeAsync
- EvaluateExpressionAsync
- EvaluateFunctionAsync
- SetUserAgentAsync
- SetExtraHttpHeadersAsync
- AuthenticateAsync
- ReloadAsync
- SelectAsync
- WaitForTimeoutAsync
- WaitForFunctionAsync
- WaitForExpressionAsync
- WaitForSelectorAsync
- WaitForXPathAsync
- WaitForNavigationAsync
- WaitForNetworkIdleAsync
- Evaluate
- requestEventListener
- responseEventListener
- Cleanup
- WaitForRequestAsync
- WaitForResponseAsync
- WaitForFileChooserAsync
- GoBackAsync
- GoForwardAsync
- SetBurstModeOffAsync
- BringToFrontAsync
- EmulateVisionDeficiencyAsync
- EmulateTimezoneAsync
- EmulateIdleStateAsync
- EmulateCPUThrottlingAsync
- OnPopup
- InitializeAsync
- GoAsync
- ClientMessageReceived
- OnDetachedFromTarget
- OnTargetCrashed
- EmitMetrics
- HandleException
- OnDialog
- Dispose
- DisposeAsync
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