1 files changed, 54 insertions, 0 deletions
diff --git a/server/ban_manager.py b/server/ban_manager.py
new file mode 100644
index 00000000..24518b28
--- /dev/null
+++ b/server/ban_manager.py
@@ -0,0 +1,54 @@
+# tsuserver3, an Attorney Online server
+#
+# Copyright (C) 2016 argoneus <argoneuscze@gmail.com>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import json
+
+from server.exceptions import ServerError
+
+
+class BanManager:
+    def __init__(self):
+        self.bans = []
+        self.load_banlist()
+
+    def load_banlist(self):
+        try:
+            with open('storage/banlist.json', 'r') as banlist_file:
+                self.bans = json.load(banlist_file)
+        except FileNotFoundError:
+            return
+
+    def write_banlist(self):
+        with open('storage/banlist.json', 'w') as banlist_file:
+            json.dump(self.bans, banlist_file)
+
+    def add_ban(self, ip):
+        if ip not in self.bans:
+            self.bans.append(ip)
+        else:
+            raise ServerError('This IPID is already banned.')
+        self.write_banlist()
+        
+    def remove_ban(self, ip):
+        if ip in self.bans:
+            self.bans.remove(ip)
+        else:
+            raise ServerError('This IPID is not banned.')
+        self.write_banlist()
+
+    def is_banned(self, ipid):
+        return (ipid in self.bans)