11 changed files with 669 additions and 23 deletions
@ -0,0 +1,16 @@ |
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<Window x:Class="BBWY.Client.Views.Order.GrabJDMibole" |
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xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" |
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" |
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xmlns:d="http://schemas.microsoft.com/expression/blend/2008" |
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xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" |
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xmlns:local="clr-namespace:BBWY.Client.Views.Order" |
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mc:Ignorable="d" |
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WindowStartupLocation="CenterScreen" |
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Title="GrabJDMibole" Height="350" Width="400"> |
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<Grid x:Name="grid"> |
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<Grid.RowDefinitions> |
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<RowDefinition/> |
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<RowDefinition Height="30"/> |
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</Grid.RowDefinitions> |
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</Grid> |
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</Window> |
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@ -0,0 +1,98 @@ |
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using Microsoft.Web.WebView2.Core; |
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using Microsoft.Web.WebView2.Wpf; |
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using System; |
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using System.Collections.Generic; |
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using System.Diagnostics; |
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using System.Reflection; |
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using System.Text; |
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using System.Windows; |
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using System.Windows.Controls; |
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using System.Windows.Data; |
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using System.Windows.Documents; |
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using System.Windows.Input; |
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using System.Windows.Media; |
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using System.Windows.Media.Imaging; |
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using System.Windows.Shapes; |
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using io = System.IO; |
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|
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namespace BBWY.Client.Views.Order |
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{ |
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/// <summary>
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/// GrabJDMibole.xaml 的交互逻辑
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/// </summary>
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public partial class GrabJDMibole : Window |
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{ |
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private WebView2 wb2; |
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//private Stopwatch sw;
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private string orderId; |
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|
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public GrabJDMibole(string orderId) |
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{ |
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InitializeComponent(); |
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this.orderId = orderId; |
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this.Loaded += GrabJDMibole_Loaded; |
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this.Unloaded += GrabJDMibole_Unloaded; |
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} |
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|
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private void GrabJDMibole_Unloaded(object sender, RoutedEventArgs e) |
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{ |
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this.Unloaded -= GrabJDMibole_Unloaded; |
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if (wb2 != null && wb2.CoreWebView2 != null) |
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{ |
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wb2.CoreWebView2InitializationCompleted -= Wb2_CoreWebView2InitializationCompleted; |
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wb2.NavigationCompleted -= Wb2_NavigationCompleted; |
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wb2.WebMessageReceived -= CoreWebView2_WebMessageReceived; |
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//wb2.Dispose();
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Console.WriteLine("wb2 Disposed"); |
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} |
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} |
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private void GrabJDMibole_Loaded(object sender, RoutedEventArgs e) |
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{ |
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//sw = new Stopwatch();
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wb2 = new WebView2(); |
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grid.Children.Add(wb2); |
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//sw.Start();
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var wb2Setting = CoreWebView2Environment.CreateAsync(userDataFolder: io.Path.Combine(io.Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "WebView2UserData")).Result; |
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wb2.EnsureCoreWebView2Async(wb2Setting); |
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wb2.CoreWebView2InitializationCompleted += Wb2_CoreWebView2InitializationCompleted; |
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wb2.NavigationCompleted += Wb2_NavigationCompleted; |
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wb2.WebMessageReceived += CoreWebView2_WebMessageReceived; |
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} |
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private void Wb2_CoreWebView2InitializationCompleted(object sender, Microsoft.Web.WebView2.Core.CoreWebView2InitializationCompletedEventArgs e) |
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{ |
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//sw.Stop();
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//Console.WriteLine(sw.ElapsedMilliseconds);
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wb2.CoreWebView2.Navigate($"https://neworder.shop.jd.com/order/orderDetail?orderId={orderId}"); |
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} |
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private async void Wb2_NavigationCompleted(object sender, CoreWebView2NavigationCompletedEventArgs e) |
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{ |
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//Console.WriteLine(wb2.CoreWebView2.Source);
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//Console.WriteLine(wb2.Source);
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if (wb2.CoreWebView2.Source.StartsWith("https://passport.shop.jd.com/login")) |
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{ |
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//首次打开需要登录
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await wb2.CoreWebView2.ExecuteScriptAsync("window.scrollTo(790,150)"); |
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await wb2.CoreWebView2.ExecuteScriptAsync("document.querySelector(\"div[data-tab-id='form']\").click()"); |
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} |
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else if (wb2.CoreWebView2.Source.StartsWith("https://neworder.shop.jd.com/order/orderDetail")) |
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{ |
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//进入订单详情页面，触发点击查看手机号
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Console.WriteLine("触发查看手机号"); |
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var js = @"var mobileNode = document.getElementById('mobile');
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mobileNode.addEventListener('DOMNodeInserted',function(e){ var m=mobileNode.innerText; window.chrome.webview.postMessage(m);}); |
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document.getElementById('viewOrderMobile').click();";
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_ = await wb2.CoreWebView2.ExecuteScriptAsync(js); |
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} |
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} |
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private void CoreWebView2_WebMessageReceived(object sender, CoreWebView2WebMessageReceivedEventArgs e) |
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{ |
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var mobole = e.TryGetWebMessageAsString(); |
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this.Tag = mobole; |
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this.DialogResult = true; |
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this.Close(); |
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} |
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} |
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} |
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@ -0,0 +1,456 @@ |
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using System; |
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using System.IO; |
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using System.Net; |
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using System.Net.Http; |
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using System.Threading; |
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namespace BBWY.Common.Http |
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{ |
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/// <summary>
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/// Http下载器
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/// </summary>
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public class HttpDownloader |
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{ |
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private IHttpClientFactory httpClientFactory; |
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public HttpDownloader(IHttpClientFactory httpClientFactory, DownloadSetting dwSetting = null) |
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{ |
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this.httpClientFactory = httpClientFactory; |
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complateArgs = new DownloadCompletedEventArgs(); |
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changeArgs = new DownloadProgressChangedEventArgs(); |
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if (dwSetting == null) |
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dwSetting = new DownloadSetting(); |
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downloadSetting = dwSetting; |
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buffer = new byte[downloadSetting.BufferSize]; |
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} |
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~HttpDownloader() |
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{ |
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this.buffer = null; |
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this.downloadSetting = null; |
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this.complateArgs.Error = null; |
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this.complateArgs = null; |
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this.changeArgs = null; |
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} |
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#region Property
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/// <summary>
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/// 下载进度变化参数
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/// </summary>
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private DownloadProgressChangedEventArgs changeArgs; |
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/// <summary>
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/// 下载完成参数
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/// </summary>
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private DownloadCompletedEventArgs complateArgs; |
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/// <summary>
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/// 下载参数配置类
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/// </summary>
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private DownloadSetting downloadSetting; |
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/// <summary>
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/// 下载缓冲区
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/// </summary>
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private byte[] buffer; |
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#endregion
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#region Delegate
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public delegate void DownloadProgressChangedEventHandler(object sender, DownloadProgressChangedEventArgs e); |
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public delegate void DownloadCompletedEventHandler(object sender, DownloadCompletedEventArgs e); |
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public delegate void ReDownloadEventHandler(object sender, DownloadCompletedEventArgs e); |
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#endregion
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#region Event
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/// <summary>
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/// 下载进度变化事件
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/// </summary>
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public event DownloadProgressChangedEventHandler OnDownloadProgressChanged; |
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/// <summary>
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/// 下载完成事件
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/// </summary>
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public event DownloadCompletedEventHandler OnDownloadComplated; |
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/// <summary>
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/// 自动重下事件
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/// </summary>
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public event ReDownloadEventHandler OnReDownload; |
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#endregion
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#region Method
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/// <summary>
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/// 设置下载参数
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/// </summary>
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/// <param name="dwSetting"></param>
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public void SetDownloadSetting(DownloadSetting dwSetting) |
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{ |
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if (dwSetting != null) |
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downloadSetting = dwSetting; |
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} |
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private void DoProcessChangedEvent(DownloadProgressChangedEventArgs args) |
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{ |
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OnDownloadProgressChanged?.Invoke(this, args); |
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} |
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private void DoCompletedEvent(DownloadCompletedEventArgs args) |
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{ |
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OnDownloadComplated?.Invoke(this, args); |
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} |
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private void DoReDownloadEvent(DownloadCompletedEventArgs args) |
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{ |
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OnReDownload?.Invoke(this, args); |
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} |
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private void ArgsInit() |
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{ |
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changeArgs.Cancel = false; |
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complateArgs.Cancelled = false; |
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complateArgs.Error = null; |
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} |
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/// <summary>
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/// 获取文件总大小
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/// </summary>
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/// <param name="url"></param>
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/// <returns></returns>
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public long GetTotalLength(string url) |
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{ |
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long length = 0; |
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try |
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{ |
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using (var httpClient = httpClientFactory.CreateClient()) |
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{ |
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var requestMessage = new HttpRequestMessage(HttpMethod.Head, url); |
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var httpResponse = httpClient.SendAsync(requestMessage, HttpCompletionOption.ResponseHeadersRead).Result; |
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if (httpResponse.IsSuccessStatusCode) |
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length = httpResponse.Content.Headers.ContentLength ?? 0; |
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} |
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//var req = (HttpWebRequest)WebRequest.Create(new Uri(url));
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//req.Method = "HEAD";
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//req.Timeout = 5000;
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//var res = (HttpWebResponse)req.GetResponse();
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//if (res.StatusCode == HttpStatusCode.OK)
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//{
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// length = res.ContentLength;
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//}
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//res.Close();
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return length; |
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} |
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catch (WebException wex) |
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{ |
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throw wex; |
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} |
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} |
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private bool DownloadFile(string url, string savePath, long startPosition, long totalSize) |
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{ |
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long currentReadSize = 0; //当前已经读取的字节数
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if (startPosition != 0) |
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currentReadSize = startPosition; |
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using (var httpClient = httpClientFactory.CreateClient()) |
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{ |
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try |
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{ |
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httpClient.Timeout = new TimeSpan(0, 0, 20); |
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if (currentReadSize != 0 && currentReadSize == totalSize) |
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{ |
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changeArgs.CurrentSize = changeArgs.TotalSize = totalSize; |
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return true; |
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} |
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if (currentReadSize != 0) |
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{ |
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try |
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{ |
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httpClient.DefaultRequestHeaders.Range = new System.Net.Http.Headers.RangeHeaderValue(currentReadSize, totalSize); |
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} |
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catch (Exception ex) |
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{ |
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//http 416
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currentReadSize = 0; |
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} |
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} |
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using (var response = httpClient.GetAsync(url, HttpCompletionOption.ResponseHeadersRead).Result) |
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{ |
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using (var responseStream = response.Content.ReadAsStreamAsync().Result) |
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{ |
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changeArgs.TotalSize = totalSize; |
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using (var fs = new FileStream(savePath, currentReadSize == 0 ? FileMode.Create : FileMode.Append, FileAccess.Write)) |
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{ |
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//判断服务器是否支持断点续下
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if (currentReadSize != 0 && |
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response.StatusCode == HttpStatusCode.PartialContent && |
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response.Content.Headers.ContentLength != totalSize) |
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fs.Seek(startPosition, SeekOrigin.Begin); //支持,从本地文件流末尾进行写入
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else |
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currentReadSize = 0; //不支持,从本地文件流开始进行写入
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if (buffer.Length != downloadSetting.BufferSize) |
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buffer = new byte[downloadSetting.BufferSize]; |
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int size = responseStream.Read(buffer, 0, buffer.Length); |
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while (size != 0) |
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{ |
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fs.Write(buffer, 0, size); |
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if (buffer.Length != downloadSetting.BufferSize) |
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buffer = new byte[downloadSetting.BufferSize]; |
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size = responseStream.Read(buffer, 0, buffer.Length); |
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currentReadSize += size; //累计下载大小
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//执行下载进度变化事件
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changeArgs.CurrentSize = currentReadSize; |
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DoProcessChangedEvent(changeArgs); |
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//判断挂起状态
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if (changeArgs.Cancel) |
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return true; |
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} |
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//执行下载进度变化事件
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changeArgs.CurrentSize = changeArgs.TotalSize; |
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DoProcessChangedEvent(changeArgs); |
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fs.Flush(true); |
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} |
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//验证远程服务器文件字节数和本地文件字节数是否一致
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long localFileSize = 0; |
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try |
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{ |
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localFileSize = new FileInfo(savePath).Length; |
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} |
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catch (Exception ex) |
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{ |
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localFileSize = changeArgs.CurrentSize; |
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} |
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if (totalSize != localFileSize) |
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{ |
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complateArgs.Error = new Exception(string.Format("远程文件字节:[{0}]与本地文件字节:[{1}]不一致", totalSize, localFileSize)); |
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} |
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} |
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} |
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} |
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catch (IOException ex) |
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{ |
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complateArgs.Error = ex; |
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} |
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catch (WebException ex) |
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{ |
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complateArgs.Error = ex; |
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} |
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catch (Exception ex) |
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{ |
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complateArgs.Error = ex; |
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} |
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} |
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return complateArgs.Error == null; |
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} |
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public bool DownloadFile(string url, string saveFolderPath, string saveFileName, long? totalSize) |
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{ |
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ArgsInit(); |
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var result = false; |
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//验证文件夹
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try |
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{ |
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if (!Directory.Exists(saveFolderPath)) |
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Directory.CreateDirectory(saveFolderPath); |
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} |
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catch (Exception ex) |
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{ |
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complateArgs.Error = ex; |
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DoCompletedEvent(complateArgs); |
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return result; |
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} |
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if (totalSize == null || totalSize.Value == 0) |
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{ |
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try |
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{ |
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totalSize = GetTotalLength(url); |
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} |
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catch (Exception ex) |
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{ |
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Console.WriteLine("获取远程服务器字节数失败 {0}", ex.Message); |
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complateArgs.Error = ex; |
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DoCompletedEvent(complateArgs); |
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return result; |
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} |
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} |
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string saveFilePath = Path.Combine(saveFolderPath, saveFileName); |
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long startPosition = 0; |
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for (var i = 1; i <= downloadSetting.TryCount; i++) |
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{ |
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if (File.Exists(saveFilePath)) |
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{ |
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try |
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{ |
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startPosition = new FileInfo(saveFilePath).Length; |
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} |
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catch |
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{ |
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startPosition = 0; |
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} |
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} |
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result = DownloadFile(url, saveFilePath, startPosition, totalSize.Value); |
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if (result) |
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{ |
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break; |
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} |
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else |
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{ |
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if (i != downloadSetting.TryCount) |
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{ |
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complateArgs.TryCount = i + 1; |
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DoReDownloadEvent(complateArgs); |
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Thread.Sleep(downloadSetting.SleepTime); |
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if (complateArgs.Cancelled) |
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break; |
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ArgsInit(); |
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} |
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} |
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if (complateArgs.Cancelled) |
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break; |
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} |
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DoCompletedEvent(complateArgs); |
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return result; |
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} |
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|
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public byte[] DwonloadBytes(string url) |
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{ |
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ArgsInit(); |
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using (var httpClient = httpClientFactory.CreateClient()) |
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{ |
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return httpClient.GetByteArrayAsync(url).Result; |
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} |
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} |
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|
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/// <summary>
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/// 取消/暂停下载
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/// </summary>
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public void CancelDownload() |
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{ |
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this.changeArgs.Cancel = true; |
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this.complateArgs.Cancelled = true; |
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} |
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#endregion
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} |
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/// <summary>
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/// 下载进度变化参数
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/// </summary>
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public class DownloadProgressChangedEventArgs |
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{ |
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public DownloadProgressChangedEventArgs() |
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{ |
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ProgressPercentage = 0.0; |
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Cancel = false; |
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} |
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/// <summary>
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/// 下载进度百分比
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/// </summary>
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public double ProgressPercentage; |
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private long currentSize; |
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|
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/// <summary>
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/// 当前下载总大小
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/// </summary>
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public long CurrentSize |
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{ |
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get { return currentSize; } |
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set |
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{ |
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currentSize = value; |
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this.ProgressPercentage = Math.Round((CurrentSize * 1.0 / TotalSize) * 100, 2); |
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} |
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} |
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/// <summary>
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/// 文件总大小
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/// </summary>
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public long TotalSize; |
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/// <summary>
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/// 取消状态
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/// </summary>
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public bool Cancel; |
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} |
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/// <summary>
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/// 下载完成参数
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/// </summary>
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public class DownloadCompletedEventArgs |
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{ |
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public DownloadCompletedEventArgs() |
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{ |
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Cancelled = false; |
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Error = null; |
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} |
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/// <summary>
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/// 下载异常
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/// </summary>
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public Exception Error; |
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|
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/// <summary>
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/// 重试次数
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/// </summary>
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public int TryCount; |
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|
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/// <summary>
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/// 下载操作是否被取消 【取消则为true;默认false】
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/// </summary>
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public bool Cancelled; |
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} |
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|
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public class DownloadSetting |
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{ |
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public DownloadSetting() |
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{ |
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this.BufferSize = 1024 * 1024 * 1; |
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this.TryCount = 5; |
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this.SleepTime = 5000; |
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} |
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|
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/// <summary>
|
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///
|
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/// </summary>
|
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/// <param name="bufferSize"></param>
|
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/// <param name="tryCount"></param>
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/// <param name="sleepTime">毫秒</param>
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public DownloadSetting(int bufferSize, int tryCount, int sleepTime) |
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{ |
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this.BufferSize = bufferSize; |
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this.TryCount = tryCount; |
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this.SleepTime = sleepTime; |
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} |
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|
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/// <summary>
|
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/// 下载缓冲区大小
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/// </summary>
|
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public int BufferSize; |
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|
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/// <summary>
|
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/// 重试次数
|
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/// </summary>
|
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public int TryCount; |
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|
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/// <summary>
|
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/// 自动重下休眠时间, 毫秒
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/// </summary>
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public int SleepTime; |
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} |
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} |
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Reference in new issue