# HG changeset patch
# User KarstenBock@gmx.net
# Date 1315226628 -7200
# Node ID 895be696ae86158f091b1bdba083c13a0e8c8071
# Parent  12071706020f61ad838c5fc954343afdea2358d0
Added functions to create entities.

diff -r 12071706020f -r 895be696ae86 entities/__init__.py
--- a/entities/__init__.py	Mon Sep 05 14:14:42 2011 +0200
+++ b/entities/__init__.py	Mon Sep 05 14:43:48 2011 +0200
@@ -0,0 +1,50 @@
+#   This file is part of PARPG.
+
+#   PARPG 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.
+
+#   PARPG 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 PARPG.  If not, see <http://www.gnu.org/licenses/>.
+
+import sys
+import character
+
+ENTITIES = [character.Character]
+
+def getAllEntities ():
+    """Returns a dictionary with the names of the entity classes
+       mapped to the classes themselves"""
+    result = {}
+    for entity in ENTITIES:
+        result[entity.__name__] = entity
+    return result
+
+def createEntity(info, extra = None):
+    """Called when we need to get an actual object.
+       @type info: dict
+       @param info: stores information about the object we want to create
+       @type extra: dict
+       @param extra: stores additionally required attributes
+       @return: the object"""
+    # First, we try to get the type and world, which every game_obj needs.
+    extra = extra or {}
+    try:
+        ent_type = info.pop('type')
+        world = info.pop('world')
+    except KeyError:
+        sys.stderr.write("Error: Game object missing type or world.")
+        sys.exit(False)
+
+    # add the extra info
+    for key, val in extra.items():
+        info[key] = val
+
+    # this is for testing purposes
+    return getAllEntities()[ent_type](world, **info)