Increase message size and show discovered links

GordonBeeming · Mar 28, 2024 · e82b965 · e82b965
1 parent d30a4b0
commit e82b965
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Showing 3 changed files with 66 additions and 21 deletions.
diff --git a/src/GordonBeemingCom.Editor/Pages/UpdateAcceptedUrls.razor b/src/GordonBeemingCom.Editor/Pages/UpdateAcceptedUrls.razor
@@ -1,7 +1,5 @@
 @page "/accepted-urls"
-@using System.Text;
-@using System.Text.RegularExpressions;
-@using System.Globalization;
+
 @inject IExternalUrlsService externalUrlsService
 @inject AppDbContext context
 @inject IConfiguration configuration
@@ -11,18 +9,22 @@
 <PageTitle>Accepted Urls</PageTitle>
 
 <h1>Accepted Urls</h1>
-
+  
 <button type="submit" class="btn btn-primary" @onclick="ScanAllPosts">@(scanButtonText)</button>
 
-<div class="row">
-  <div class="form-group col-lg-12 col-sm-12">
-    <label for="blogTags">Html:</label>
-    <InputTextArea id="blogTags" class="form-control" rows="10" @bind-Value="@html" />
+<EditForm Model="htmlContext">
+
+  <div class="row">
+    <div class="form-group col-lg-12 col-sm-12">
+      <label for="htmlInput">Html:</label>
+      <InputTextArea id="htmlInput" class="form-control" rows="10" @bind-Value="@htmlContext.Html"/>
+    </div>
+    <div class="form-group col-lg-12 col-sm-12">
+      <button type="submit" class="btn btn-primary" @onclick="ScanHtmlForUrls">@(scanHtmlButtonText)</button>
+    </div>
   </div>
-  <div class="form-group col-lg-12 col-sm-12">
-    <button type="submit" class="btn btn-primary" @onclick="ScanHtmlForUrls">@(scanHtmlButtonText)</button>
-  </div>
-</div>
+
+</EditForm>
 
 @if (validationIssues.Count > 0)
 {
@@ -34,21 +36,36 @@
   </ul>
 }
 
+@if (discoveredLinks.Count > 0)
+{
+  <h3>Discovered Urls</h3>
+  <ul>
+    @for (int i = 0; i < discoveredLinks.Count; i++)
+    {
+      <li>@($"{discoveredLinks[i]}")</li>
+    }
+  </ul>
+}
+
 @code {
   private const string scanButtonTextDefault = "Scan existing posts for urls";
   private string scanButtonText { get; set; } = scanButtonTextDefault;
   private const string scanHtmlButtonTextDefault = "Scan";
   private string scanHtmlButtonText { get; set; } = scanHtmlButtonTextDefault;
-  private string html { get; set; } = string.Empty;
   private int ScanCount { get; set; }
   private List<string> validationIssues = new();
+  private List<string> discoveredLinks = new();
+
+  private HtmlContentBlockContext? htmlContext;
 
   protected override async Task OnInitializedAsync()
   {
     if (httpContextAccessor?.HttpContext?.User?.Identity?.Name?.Equals(configuration["Blog:Username"]) == false)
     {
       return;
     }
+
+    htmlContext = new();
   }
 
   private async Task ScanAllPosts()
@@ -85,6 +102,7 @@
       ScanCount = 0;
       scanButtonText = $"{scanButtonTextDefault} (done)";
       StateHasChanged();
+      await LoadDiscoveredLinks();
     }
     catch (Exception ex)
     {
@@ -96,18 +114,26 @@
     }
   }
 
+  private async Task LoadDiscoveredLinks()
+  {
+    discoveredLinks = (await externalUrlsService.GetUrlsCacheAsync())
+      .OrderBy(o=>o)
+      .ToList();
+    StateHasChanged();
+  }
+
   private async Task ScanHtmlForUrls()
   {
     try
     {
       scanHtmlButtonText = "Scanning...";
       StateHasChanged();
-      await Task.Delay(1000);
-      await externalUrlsService.RegisterUrlsAsync(html);
+      await externalUrlsService.RegisterUrlsAsync(htmlContext.Html);
       await externalUrlsService.CommitChangesAsync();
-      html = string.Empty;
+      htmlContext.Html = string.Empty;
       scanHtmlButtonText = $"{scanHtmlButtonTextDefault} (done)";
       StateHasChanged();
+      await LoadDiscoveredLinks();
     }
     catch (Exception ex)
     {

diff --git a/src/GordonBeemingCom.Editor/Program.cs b/src/GordonBeemingCom.Editor/Program.cs
@@ -61,7 +61,14 @@
 });
 
 builder.Services.AddRazorPages();
-builder.Services.AddServerSideBlazor();
+builder.Services.AddServerSideBlazor(options =>
+  {
+    options.DetailedErrors = true;
+  })
+  .AddHubOptions(options =>
+  {
+    options.MaximumReceiveMessageSize = 1024 * 1024;
+  });
 builder.Services.AddScoped<AuthenticationStateProvider, RevalidatingIdentityAuthenticationStateProvider<IdentityUser>>();
 builder.Services.AddSingleton<IFileService, FileService>();
 builder.Services.AddSingleton<IBlobServiceClientService, BlobServiceClientService>();

diff --git a/src/GordonBeemingCom.Shared/Services/ExternalUrlsService.cs b/src/GordonBeemingCom.Shared/Services/ExternalUrlsService.cs
@@ -12,6 +12,7 @@ public interface IExternalUrlsService
   Task<bool> IsUrlRegisteredAsync(string url);
   Task RegisterUrlsAsync(string html);
   Task CommitChangesAsync();
+  Task<List<string>> GetUrlsCacheAsync();
 }
 
 public sealed class ExternalUrlsService : IExternalUrlsService
@@ -33,13 +34,14 @@ public async Task AddAcceptedExternalUrlAsync(string url)
     {
       return;
     }
-    var urlHash = await _hashHelper.GetHashOfString(url, HashHelper.Algorithms.SHA1);
-    if (await IsUrlHashRegisteredAsync(urlHash))
+    if (_urlCache.Contains(url))
     {
       return;
     }
-    if (_urlCache.Contains(url))
+    var urlHash = await _hashHelper.GetHashOfString(url, HashHelper.Algorithms.SHA1);
+    if (await IsUrlHashRegisteredAsync(urlHash))
     {
+      _urlCache.Add(url);
       return;
     }
     var acceptedExternalUrl = new AcceptedExternalUrls
@@ -58,7 +60,12 @@ public async Task<bool> IsUrlRegisteredAsync(string url)
       return true;
     }
     var urlHash = await _hashHelper.GetHashOfString(url, HashHelper.Algorithms.SHA1);
-    return await IsUrlHashRegisteredAsync(urlHash);
+    var exists = await IsUrlHashRegisteredAsync(urlHash);
+    if (exists)
+    {
+      _urlCache.Add(url);
+    }
+    return exists;
   }
 
   private async Task<bool> IsUrlHashRegisteredAsync(string urlHash)
@@ -84,4 +91,9 @@ public async Task CommitChangesAsync()
   {
     await _context.SaveChangesAsync();
   }
+
+  public Task<List<string>> GetUrlsCacheAsync()
+  {
+    return Task.FromResult(_urlCache.ToList());
+  }
 }