Add InvalidateCache method

Marlamin · Marlamin · commit 0067ffda268d · 2026-03-25T00:09:23.000+01:00
diff --git a/TACTSharp/CDN.cs b/TACTSharp/CDN.cs
@@ -103,7 +103,7 @@ private void LoadCDNs()
                         if (Settings.LogLevel <= TSLogLevel.Info)
                             Console.WriteLine("Ping to " + server + ": " + ping + "ms");
 
-                        if(server == "blzddist1-a.akamaihd.net")
+                        if (server == "blzddist1-a.akamaihd.net")
                             ping += 5000; // TEMP: Penalize Akamai for having missing files as of November 2025
                         return (server, ping);
                     }
@@ -589,7 +589,7 @@ public unsafe bool TryGetLocalFile(string eKey, out ReadOnlySpan<byte> data)
             {
                 var url = $"https://{CDNServers[i]}/tpr/configs/data/{hash[0]}{hash[1]}/{hash[2]}{hash[3]}/{hash}";
 
-                if(Settings.LogLevel <= TSLogLevel.Info)
+                if (Settings.LogLevel <= TSLogLevel.Info)
                     Console.WriteLine("Downloading " + url);
 
                 var request = new HttpRequestMessage(HttpMethod.Get, url);
@@ -598,7 +598,7 @@ public unsafe bool TryGetLocalFile(string eKey, out ReadOnlySpan<byte> data)
 
                 if (!response.IsSuccessStatusCode)
                 {
-                    if(Settings.LogLevel <= TSLogLevel.Warn)
+                    if (Settings.LogLevel <= TSLogLevel.Warn)
                         Console.WriteLine("Encountered HTTP " + response.StatusCode + " downloading " + hash + " from " + CDNServers[i]);
 
                     continue;
@@ -615,7 +615,7 @@ public unsafe bool TryGetLocalFile(string eKey, out ReadOnlySpan<byte> data)
                     }
                     catch (Exception e)
                     {
-                        if(Settings.LogLevel <= TSLogLevel.Warn)
+                        if (Settings.LogLevel <= TSLogLevel.Warn)
                             Console.WriteLine("Failed to download file: " + e.Message);
 
                         File.Delete(cachePath);
@@ -628,5 +628,12 @@ public unsafe bool TryGetLocalFile(string eKey, out ReadOnlySpan<byte> data)
 
             throw new FileNotFoundException("Exhausted all CDNs trying to download " + hash);
         }
+
+        public void InvalidateCache(string type, string hash)
+        {
+            var cachePath = Path.Combine(Settings.CacheDir, ProductDirectory, type, hash);
+            if (File.Exists(cachePath))
+                File.Delete(cachePath);
+        }
     }
 }

Original file line number	Diff line number	Diff line change
`@@ -103,7 +103,7 @@ private void LoadCDNs()`
`103`	`103`	`if (Settings.LogLevel <= TSLogLevel.Info)`
`104`	`104`	`Console.WriteLine("Ping to " + server + ": " + ping + "ms");`
`105`	`105`
`106`		`- if(server == "blzddist1-a.akamaihd.net")`
	`106`	`+ if (server == "blzddist1-a.akamaihd.net")`
`107`	`107`	`ping += 5000; // TEMP: Penalize Akamai for having missing files as of November 2025`
`108`	`108`	`return (server, ping);`
`109`	`109`	`}`
`@@ -589,7 +589,7 @@ public unsafe bool TryGetLocalFile(string eKey, out ReadOnlySpan<byte> data)`
`589`	`589`	`{`
`590`	`590`	`var url = $"https://{CDNServers[i]}/tpr/configs/data/{hash[0]}{hash[1]}/{hash[2]}{hash[3]}/{hash}";`
`591`	`591`
`592`		`- if(Settings.LogLevel <= TSLogLevel.Info)`
	`592`	`+ if (Settings.LogLevel <= TSLogLevel.Info)`
`593`	`593`	`Console.WriteLine("Downloading " + url);`
`594`	`594`
`595`	`595`	`var request = new HttpRequestMessage(HttpMethod.Get, url);`
`@@ -598,7 +598,7 @@ public unsafe bool TryGetLocalFile(string eKey, out ReadOnlySpan<byte> data)`
`598`	`598`
`599`	`599`	`if (!response.IsSuccessStatusCode)`
`600`	`600`	`{`
`601`		`- if(Settings.LogLevel <= TSLogLevel.Warn)`
	`601`	`+ if (Settings.LogLevel <= TSLogLevel.Warn)`
`602`	`602`	`Console.WriteLine("Encountered HTTP " + response.StatusCode + " downloading " + hash + " from " + CDNServers[i]);`
`603`	`603`
`604`	`604`	`continue;`
`@@ -615,7 +615,7 @@ public unsafe bool TryGetLocalFile(string eKey, out ReadOnlySpan<byte> data)`
`615`	`615`	`}`
`616`	`616`	`catch (Exception e)`
`617`	`617`	`{`
`618`		`- if(Settings.LogLevel <= TSLogLevel.Warn)`
	`618`	`+ if (Settings.LogLevel <= TSLogLevel.Warn)`
`619`	`619`	`Console.WriteLine("Failed to download file: " + e.Message);`
`620`	`620`
`621`	`621`	`File.Delete(cachePath);`
`@@ -628,5 +628,12 @@ public unsafe bool TryGetLocalFile(string eKey, out ReadOnlySpan<byte> data)`
`628`	`628`
`629`	`629`	`throw new FileNotFoundException("Exhausted all CDNs trying to download " + hash);`
`630`	`630`	`}`
	`631`	`+`
	`632`	`+ public void InvalidateCache(string type, string hash)`
	`633`	`+ {`
	`634`	`+ var cachePath = Path.Combine(Settings.CacheDir, ProductDirectory, type, hash);`
	`635`	`+ if (File.Exists(cachePath))`
	`636`	`+ File.Delete(cachePath);`
	`637`	`+ }`
`631`	`638`	`}`
`632`	`639`	`}`