PaperSpigot-Parent/CraftBukkit-Patches/0051-Add-Log-Filtering.patch

From 7f9913f4949ab5635570f2130c703cd65e8dff6d Mon Sep 17 00:00:00 2001
From: md_5 <md_5@live.com.au>
Date: Sat, 22 Jun 2013 16:40:11 +1000
Subject: [PATCH] Add Log Filtering


diff --git a/src/main/java/org/spigotmc/LogFilter.java b/src/main/java/org/spigotmc/LogFilter.java
new file mode 100644
index 0000000..aa7e9ab
--- /dev/null
+++ b/src/main/java/org/spigotmc/LogFilter.java
@@ -0,0 +1,24 @@
+package org.spigotmc;
+
+import java.util.logging.Filter;
+import java.util.logging.LogRecord;
+import java.util.regex.Pattern;
+
+public class LogFilter implements Filter
+{
+
+    public boolean isLoggable(LogRecord record)
+    {
+        if ( record.getMessage() != null )
+        {
+            for ( Pattern pattern : SpigotConfig.logFilters )
+            {
+                if ( pattern.matcher( record.getMessage() ).matches() )
+                {
+                    return false;
+                }
+            }
+        }
+        return true;
+    }
+}
diff --git a/src/main/java/org/spigotmc/SpigotConfig.java b/src/main/java/org/spigotmc/SpigotConfig.java
index d2058f3..e8039d7 100644
--- a/src/main/java/org/spigotmc/SpigotConfig.java
+++ b/src/main/java/org/spigotmc/SpigotConfig.java
@@ -13,6 +13,8 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.logging.Level;
+import java.util.regex.Pattern;
+import java.util.regex.PatternSyntaxException;
 import net.minecraft.server.MinecraftServer;
 import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
@@ -255,4 +257,27 @@ public class SpigotConfig
         unknownCommandMessage = transform( getString( "messages.unknown-command", "Unknown command. Type \"help\" for help." ) );
         serverFullMessage = transform( getString( "messages.server-full", "The server is full!" ) );
     }
+
+    public static List<Pattern> logFilters;
+    private static void filters()
+    {
+        List<String> def = Arrays.asList( new String[]
+        {
+            "^(.*)(/login)(.*)$"
+        } );
+        logFilters = new ArrayList<Pattern>();
+
+        for ( String regex : (List<String>) getList( "settings.log-filters", def ) )
+        {
+            try
+            {
+                logFilters.add( Pattern.compile( regex ) );
+            } catch ( PatternSyntaxException ex )
+            {
+                Bukkit.getLogger().log( Level.WARNING, "Supplied filter " + regex + " is invalid, ignoring!", ex );
+            }
+        }
+
+        Bukkit.getLogger().setFilter( new LogFilter() );
+    }
 }
-- 
1.8.1.2