diff --git a/src/SMAPI.Web/Controllers/LogParserController.cs b/src/SMAPI.Web/Controllers/LogParserController.cs
index 8e986196..f143bc5c 100644
--- a/src/SMAPI.Web/Controllers/LogParserController.cs
+++ b/src/SMAPI.Web/Controllers/LogParserController.cs
@@ -1,3 +1,7 @@
+using System;
+using System.IO;
+using System.IO.Compression;
+using System.Text;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Options;
@@ -20,6 +24,10 @@ namespace StardewModdingAPI.Web.Controllers
/// The underlying Pastebin client.
private readonly PastebinClient PastebinClient;
+ /// The first bytes in a valid zip file.
+ /// See .
+ private const uint GzipLeadBytes = 0x8b1f;
+
/*********
** Public methods
@@ -60,7 +68,9 @@ namespace StardewModdingAPI.Web.Controllers
[Route("log/fetch/{id}")]
public async Task GetAsync(string id)
{
- return await this.PastebinClient.GetAsync(id);
+ GetPasteResponse response = await this.PastebinClient.GetAsync(id);
+ response.Content = this.DecompressString(response.Content);
+ return response;
}
/// Save raw log data.
@@ -69,7 +79,79 @@ namespace StardewModdingAPI.Web.Controllers
[Route("log/save")]
public async Task PostAsync([FromBody] string content)
{
+ content = this.CompressString(content);
return await this.PastebinClient.PostAsync(content);
}
+
+
+ /*********
+ ** Private methods
+ *********/
+ /// Compress a string.
+ /// The text to compress.
+ /// Derived from .
+ private string CompressString(string text)
+ {
+ // get raw bytes
+ byte[] buffer = Encoding.UTF8.GetBytes(text);
+
+ // compressed
+ byte[] compressedData;
+ using (MemoryStream stream = new MemoryStream())
+ {
+ using (GZipStream zipStream = new GZipStream(stream, CompressionLevel.Optimal, leaveOpen: true))
+ zipStream.Write(buffer, 0, buffer.Length);
+
+ stream.Position = 0;
+ compressedData = new byte[stream.Length];
+ stream.Read(compressedData, 0, compressedData.Length);
+ }
+
+ // prefix length
+ var zipBuffer = new byte[compressedData.Length + 4];
+ Buffer.BlockCopy(compressedData, 0, zipBuffer, 4, compressedData.Length);
+ Buffer.BlockCopy(BitConverter.GetBytes(buffer.Length), 0, zipBuffer, 0, 4);
+
+ // return string representation
+ return Convert.ToBase64String(zipBuffer);
+ }
+
+ /// Decompress a string.
+ /// The compressed text.
+ /// Derived from .
+ private string DecompressString(string rawText)
+ {
+ // get raw bytes
+ byte[] zipBuffer;
+ try
+ {
+ zipBuffer = Convert.FromBase64String(rawText);
+ }
+ catch
+ {
+ return rawText; // not valid base64, wasn't compressed by the log parser
+ }
+
+ // skip if not gzip
+ if (BitConverter.ToUInt16(zipBuffer, 4) != LogParserController.GzipLeadBytes)
+ return rawText;
+
+ // decompress
+ using (MemoryStream memoryStream = new MemoryStream())
+ {
+ // read length prefix
+ int dataLength = BitConverter.ToInt32(zipBuffer, 0);
+ memoryStream.Write(zipBuffer, 4, zipBuffer.Length - 4);
+
+ // read data
+ var buffer = new byte[dataLength];
+ memoryStream.Position = 0;
+ using (GZipStream gZipStream = new GZipStream(memoryStream, CompressionMode.Decompress))
+ gZipStream.Read(buffer, 0, buffer.Length);
+
+ // return original string
+ return Encoding.UTF8.GetString(buffer);
+ }
+ }
}
}
diff --git a/src/SMAPI.Web/Views/LogParser/Index.cshtml b/src/SMAPI.Web/Views/LogParser/Index.cshtml
index a84866c8..49688d78 100644
--- a/src/SMAPI.Web/Views/LogParser/Index.cshtml
+++ b/src/SMAPI.Web/Views/LogParser/Index.cshtml
@@ -5,7 +5,6 @@
@section Head {
-