Added com.sk89q.bukkit.migration.ConfigurationPermissionsResolver.

src/com/sk89q/bukkit/migration/ConfigurationPermissionsResolver.java

@@ -0,0 +1,107 @@
+// $Id$
+/*
+ * WorldGuard
+ * Copyright (C) 2010 sk89q <http://www.sk89q.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/>.
+*/
+
+package com.sk89q.bukkit.migration;
+
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.HashMap;
+import org.bukkit.util.config.Configuration;
+
+public class ConfigurationPermissionsResolver {
+    private Configuration config;
+    private Map<String,Set<String>> userPermissionsCache;
+    private Map<String,Set<String>> userGroups;
+    
+    public ConfigurationPermissionsResolver(Configuration config) {
+        this.config = config;
+    }
+    
+    public void load() {
+        userGroups = new HashMap<String,Set<String>>();
+        userPermissionsCache = new HashMap<String,Set<String>>();
+
+        Map<String,Set<String>> userGroupPermissions = new HashMap<String,Set<String>>();
+            
+        List<String> groupKeys = config.getKeys("permissions.groups");
+        
+        if (groupKeys != null) {
+            for (String key : groupKeys) {
+                List<String> permissions =
+                        config.getStringList("permissions.groups." + key + ".permissions", null);
+                
+                if (permissions.size() > 0) {
+                    Set<String> groupPerms = new HashSet<String>(permissions);
+                    userGroupPermissions.put(key, groupPerms);
+                }
+            }
+        }
+        
+        List<String> userKeys = config.getKeys("permissions.users");
+
+        if (userKeys != null) {
+            for (String key : userKeys) {
+                Set<String> permsCache = new HashSet<String>();
+                
+                List<String> permissions =
+                        config.getStringList("permissions.users." + key + ".permissions", null);
+                
+                if (permissions.size() > 0) {
+                    permsCache.addAll(permissions);
+                }
+                
+                List<String> groups =
+                        config.getStringList("permissions.users." + key + ".groups", null);
+                groups.add("default");
+                
+                if (groups.size() > 0) {
+                    for (String group : groups) {
+                        Set<String> groupPerms = userGroupPermissions.get(group);
+                        if (groupPerms != null) {
+                            permsCache.addAll(groupPerms);
+                        }
+                    }
+                }
+
+                userPermissionsCache.put(key.toLowerCase(), permsCache);
+                userGroups.put(key.toLowerCase(), new HashSet<String>(groups));
+            }
+        }
+    }
+    
+    public boolean hasPermission(String player, String permission) {
+        Set<String> perms = userPermissionsCache.get(player.toLowerCase());
+        if (perms == null) {
+            return false;
+        }
+        
+        return perms.contains(permission);        
+    }
+    
+    public boolean inGroup(String player, String group) {
+        Set<String> groups = userGroups.get(player.toLowerCase());
+        if (groups == null) {
+            return false;
+        }
+        
+        return groups.contains(group);        
+    }
+}