RC 1.3.0 - IPFS Setting (#12)

Author: jacobpretorius

UniversalNFT.dev.API/Program.cs

@@ -1,5 +1,6 @@
 using System.Reflection;
 using AspNetCoreRateLimit;
+using Microsoft.Extensions.Options;
 using UniversalNFT.dev.API.Facades;
 using UniversalNFT.dev.API.Middleware;
 using UniversalNFT.dev.API.Services.AppSettings;
@@ -9,6 +10,7 @@
 using UniversalNFT.dev.API.Services.Providers;
 using UniversalNFT.dev.API.Services.Rules;
 using UniversalNFT.dev.API.Services.XRPL;
+using UniversalNFT.dev.API.Services.IPFS;
 using UniversalNFT.dev.API.SwaggerConfig;
 
 var builder = WebApplication.CreateBuilder(args);
@@ -29,6 +31,7 @@
 // DI
 builder.Services.Configure<XRPLSettings>(builder.Configuration.GetSection("XRPLSettings"));
 builder.Services.Configure<ServerSettings>(builder.Configuration.GetSection("ServerSettings"));
+builder.Services.Configure<IPFSSettings>(builder.Configuration.GetSection("IPFSSettings"));
 builder.Services.AddSingleton<IHttpFacade, HttpFacade>();
 builder.Services.AddSingleton<IHttpContextAccessor, HttpContextAccessor>();
 builder.Services.AddSingleton<IXRPLService, XRPLService>();
@@ -52,6 +55,10 @@
 
 var app = builder.Build();
 
+// Initialize static services
+var ipfsSettings = app.Services.GetRequiredService<IOptions<IPFSSettings>>().Value;
+IPFSService.Initialize(ipfsSettings);
+
 app.UseIpRateLimiting();
 
 app.UseSwagger();

UniversalNFT.dev.API/Services/AppSettings/IPFSSettings.cs

@@ -0,0 +1,6 @@
+namespace UniversalNFT.dev.API.Services.AppSettings;
+
+public class IPFSSettings
+{
+    public string IPFSServerAddress { get; set; } = "https://ipfs.io/";
+}

UniversalNFT.dev.API/Services/IPFS/IPFSService.cs

@@ -1,34 +1,41 @@
-using System.Text.RegularExpressions;
-
-namespace UniversalNFT.dev.API.Services.IPFS;
-
-public static class IPFSService
+using System.Text.RegularExpressions;
+using UniversalNFT.dev.API.Services.AppSettings;
+
+namespace UniversalNFT.dev.API.Services.IPFS;
+
+public static class IPFSService
 {
+    private static string _ipfsServerAddress = "https://ipfs.io/";
+
+    public static void Initialize(IPFSSettings settings)
+    {
+        _ipfsServerAddress = settings.IPFSServerAddress;
+    }
+
     public static string NormaliseUrl(string url)
     {
         // Is it well formed
         if (url.StartsWith("http"))
             return url;
 
         // Add ipfs to the start if it doesn't have it
-        if (!url.StartsWith("ipfs://"))
+        if (!url.StartsWith("ipfs://"))
             url = "ipfs://" + url;
 
         // Add /ipfs if it doesn't have it
-        if (url.IndexOf("/ipfs/") == -1)
-        {
-            url = url.Replace("ipfs://", "ipfs://ipfs/");
-        }
-
-        // TODO: Ideally we could set the ipfs server the backend uses in appsettings
-        url = url.Replace("ipfs://", "https://ipfs.io/");
-
-        return url;
-    }
-
+        if (url.IndexOf("/ipfs/") == -1)
+        {
+            url = url.Replace("ipfs://", "ipfs://ipfs/");
+        }
+
+        url = url.Replace("ipfs://", _ipfsServerAddress);
+
+        return url;
+    }
+
     public static int CountIpfsUrls(string input)
     {
         string pattern = @"ipfs://";
         return Regex.Matches(input, pattern)?.Count ?? 0;
-    }
-}
+    }
+}

UniversalNFT.dev.API/appsettings.json

@@ -13,6 +13,9 @@
   "ServerSettings": {
     "ServerExternalDomain": "https://api.universalnft.dev" // Where the service can be accessed e.g. https://api.universalnft.dev
   },
+  "IPFSSettings": {
+    "IPFSServerAddress": "https://gateway.pinata.cloud/" // IPFS gateway URL
+  },
   "CacheFolderWatcher": {
     "MaxFolderSizeInBytes": 1073741824, // Example for 1GB
     "PollingIntervalInMinutes": 15