Issue #98 - Fixed vaults not loading paste content or syntax highlighting.

Teknik/Areas/Vault/Controllers/VaultController.cs

@@ -5,7 +5,10 @@ using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Logging;
 using System;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
 using System.Web;
 using Teknik.Areas.Paste;
 using Teknik.Areas.Users.Models;
@@ -20,6 +23,7 @@ using Teknik.Filters;
 using Teknik.Logging;
 using Teknik.Models;
 using Teknik.Utilities;
+using Teknik.Utilities.Cryptography;
 
 namespace Teknik.Areas.Vault.Controllers
 {
@@ -30,7 +34,7 @@ namespace Teknik.Areas.Vault.Controllers
         public VaultController(ILogger<Logger> logger, Config config, TeknikEntities dbContext) : base(logger, config, dbContext) { }
         
         [AllowAnonymous]
-        public IActionResult ViewVault(string id)
+        public async Task<IActionResult> ViewVault(string id)
         {
             Models.Vault foundVault = _dbContext.Vaults.Where(v => v.Url == id).FirstOrDefault();
             if (foundVault != null)
@@ -94,7 +98,28 @@ namespace Teknik.Areas.Vault.Controllers
                             pasteModel.Title = item.Title;
                             pasteModel.Description = item.Description;
                             pasteModel.DateAdded = item.DateAdded;
-                            pasteModel.Paste = paste.Paste;
+
+                            pasteModel.PasteId = paste.Paste.PasteId;
+                            pasteModel.Url = paste.Paste.Url;
+                            pasteModel.DatePosted = paste.Paste.DatePosted;
+                            pasteModel.Syntax = paste.Paste.Syntax;
+                            pasteModel.HasPassword = !string.IsNullOrEmpty(paste.Paste.HashedPassword);
+
+                            if (!pasteModel.HasPassword)
+                            {
+                                // Read in the file
+                                string subDir = paste.Paste.FileName[0].ToString();
+                                string filePath = Path.Combine(_config.PasteConfig.PasteDirectory, subDir, paste.Paste.FileName);
+                                byte[] ivBytes = Encoding.Unicode.GetBytes(paste.Paste.IV);
+                                byte[] keyBytes = AesCounterManaged.CreateKey(paste.Paste.Key, ivBytes, paste.Paste.KeySize);
+                                using (FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.Read))
+                                using (AesCounterStream cs = new AesCounterStream(fs, false, keyBytes, ivBytes))
+                                using (StreamReader sr = new StreamReader(cs, Encoding.Unicode))
+                                {
+                                    pasteModel.Content = await sr.ReadToEndAsync();
+                                }
+                            }
+
                             model.Items.Add(pasteModel);
                         }
                     }

Teknik/Areas/Vault/ViewModels/PasteItemViewModel.cs

@@ -8,6 +8,11 @@ namespace Teknik.Areas.Vault.ViewModels
 {
     public class PasteItemViewModel : VaultItemViewModel
     {
-        public Paste.Models.Paste Paste { get; set; }
+        public int PasteId { get; set; }
+        public string Url { get; set; }
+        public string Content { get; set; }
+        public string Syntax { get; set; }
+        public DateTime DatePosted { get; set; }
+        public bool HasPassword { get; set; }
     }
 }

Teknik/Areas/Vault/Views/Vault/PasteItem.cshtml

@@ -1,7 +1,7 @@
 @model Teknik.Areas.Vault.ViewModels.PasteItemViewModel
 
 @{
-    string format = Model.Paste.Syntax;
+    string format = Model.Syntax;
     string formatName = "Text";
 
     if (!string.IsNullOrEmpty(format) && HighlightHelper.Languages.ContainsKey(format))
@@ -13,10 +13,10 @@
     <div class="panel-heading">
         <div class="row">
             <div class="col-sm-10 text-left">
-                <h4><b>@((string.IsNullOrEmpty(Model.Title)) ? "Paste" : Model.Title)</b> <small>Pasted on <time datetime="@Model.Paste.DatePosted.ToString("s")">@Model.Paste.DatePosted.ToString("dddd, MMMM d, yyyy") at @Model.Paste.DatePosted.ToString("h:mm:ss tt")</time> - Format: <b id="syntaxLanguage_@(Model.Paste.PasteId)">@formatName</b></small></h4>
+                <h4><b>@((string.IsNullOrEmpty(Model.Title)) ? "Paste" : Model.Title)</b> <small>Pasted on <time datetime="@Model.DatePosted.ToString("s")">@Model.DatePosted.ToString("dddd, MMMM d, yyyy") at @Model.DatePosted.ToString("h:mm:ss tt")</time> - Format: <b id="syntaxLanguage_@(Model.PasteId)">@formatName</b></small></h4>
             </div>
             <div class="col-sm-2 text-right">
-                <h4><small><a href="@Url.SubRouteUrl("p", "Paste.View", new { url = Model.Paste.Url })" target="_blank">Direct Link</a></small></h4>
+                <h4><small><a href="@Url.SubRouteUrl("p", "Paste.View", new { url = Model.Url })" target="_blank">Direct Link</a></small></h4>
             </div>
         </div>
     </div>
@@ -24,22 +24,22 @@
         <div class="row">
             <div class="col-sm-12 pull-left">
                 <div class="btn-group" role="group">
-                    <a role="button" class="btn btn-default" href="@Url.SubRouteUrl("p", "Paste.Simple", new { url = Model.Paste.Url })" target="_blank">Simple</a>
-                    <a role="button" class="btn btn-default" href="@Url.SubRouteUrl("p", "Paste.Raw", new { url = Model.Paste.Url })" target="_blank">Raw</a>
-                    <a role="button" class="btn btn-default" href="@Url.SubRouteUrl("p", "Paste.Download", new { url = Model.Paste.Url })">Download</a>
+                    <a role="button" class="btn btn-default" href="@Url.SubRouteUrl("p", "Paste.Simple", new { url = Model.Url })" target="_blank">Simple</a>
+                    <a role="button" class="btn btn-default" href="@Url.SubRouteUrl("p", "Paste.Raw", new { url = Model.Url })" target="_blank">Raw</a>
+                    <a role="button" class="btn btn-default" href="@Url.SubRouteUrl("p", "Paste.Download", new { url = Model.Url })">Download</a>
                 </div>
             </div>
         </div>
         <br />
         <div class="row paste-item">
             <div class="col-sm-12 paste-content hideContent" id="@Model.VaultItemId">
-                @if (!string.IsNullOrEmpty(Model.Paste.HashedPassword))
+                @if (Model.HasPassword)
                 {
                     <p class="text-center">Password Required</p>
                 }
                 else
                 {
-                    <pre class="line-numbers" id="code-@(Model.VaultItemId)"><code class="language-@(format)">@Model.Paste.Content</code></pre>
+                    <pre class="line-numbers" id="code-@(Model.VaultItemId)"><code class="language-@(format)">@Model.Content</code></pre>
                 }
             </div>
             <div class="show-more" id="show-more-bottom-@Model.VaultItemId">