Fix homepage if mcrcon is not available

homepage/main.py

@@ -131,19 +131,24 @@ def paper_version():
     return {"paper": paper_version, "minecraft": mc_version}
 
 def datapack_info():
-    with MCRcon(CONFIG["mcrcon"]["host"], CONFIG["mcrcon"]["password"], port=int(CONFIG["mcrcon"]["port"])) as mcr:
-        resp = mcr.command("datapack list")
-    match = re.match("There are [0-9]* data packs enabled: (\[.*\])*.*", resp)
-    datapacks = []
-    datapacks_string = match.group(1)
-    for datapack in datapacks_string.split(","):
-        match = re.match("\[(.*)\(.*\)\]", datapack.strip())
-        datapack_name = match.group(1)
-        datapack_name = datapack_name.strip()
-        datapack_name = datapack_name.replace("file/", "")
-        datapack_name = datapack_name.replace(".zip", "")
-        if not datapack_name in ["vanilla", "bukkit"]:
-            datapacks.append(datapack_name)
+    try:
+        with MCRcon(CONFIG["mcrcon"]["host"], CONFIG["mcrcon"]["password"], port=int(CONFIG["mcrcon"]["port"])) as mcr:
+            resp = mcr.command("datapack list")
+
+        match = re.match("There are [0-9]* data packs enabled: (\[.*\])*.*", resp)
+        datapacks = []
+        datapacks_string = match.group(1)
+        for datapack in datapacks_string.split(","):
+            match = re.match("\[(.*)\(.*\)\]", datapack.strip())
+            datapack_name = match.group(1)
+            datapack_name = datapack_name.strip()
+            datapack_name = datapack_name.replace("file/", "")
+            datapack_name = datapack_name.replace(".zip", "")
+            if not datapack_name in ["vanilla", "bukkit"]:
+                datapacks.append(datapack_name)
+    except ConnectionRefusedError:
+       datapacks = [] 
+
     return datapacks
 
 def server_details():