From 7a4f561e851fdc7246d804c3abb6748b8a4199a6 Mon Sep 17 00:00:00 2001
From: gnowgi <nagarjun@gnowledge.org>
Date: Thu, 15 Mar 2012 16:19:20 +0530
Subject: master trunk of gnowsys-studio

---
 gstudio/gnowql.py | 85 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 gstudio/gnowql.py

(limited to 'gstudio/gnowql.py')

diff --git a/gstudio/gnowql.py b/gstudio/gnowql.py
new file mode 100644
index 0000000..92edd82
--- /dev/null
+++ b/gstudio/gnowql.py
@@ -0,0 +1,85 @@
+# Copyright (c) 2011,  2012 Free Software Foundation
+
+#     This program is free software: you can redistribute it and/or modify
+#     it under the terms of the GNU Affero 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 Affero General Public License for more details.
+
+#     You should have received a copy of the GNU Affero General Public License
+#     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+
+from gstudio.models import *
+from objectapp.models import *
+from reversion.models import Version
+
+MAP = (
+    ('objecttype','Objecttype'),
+    ('gbobject', 'Gbobject')
+       )
+
+
+def get_slug(name):
+    """
+    returns the uri of the node. 
+    """    
+    try:
+        """ 
+        note: its very good to use only the meta information given for Version data, 
+        individual object information is best retrieved from the main table. 
+        # Also Version.object.meta contains a lot of valuable information about the model.
+        """
+        node = NID.objects.get(title=str(name))
+        # Retrieving only the relevant tupleset for the versioned objects
+        vrs = Version.objects.filter(type=0 , object_id=node.id) 
+        vrs =  vrs[0]
+
+    except:
+        return "The item was not found."
+
+    return vrs.object.get_absolute_url()
+
+def get_nodetype(name):
+    """
+    returns the model the id belongs to.  
+    """    
+    try:
+        """ 
+        ALGO:     get object id, go to version model, return for the given id.
+        """
+        node = NID.objects.get(title=str(name))
+        # Retrieving only the relevant tupleset for the versioned objects
+        vrs = Version.objects.filter(type=0 , object_id=node.id) 
+        # Returned value is a list, so splice it .
+        vrs =  vrs[0]
+
+    except:
+        return "The item was not found."
+        
+    return vrs.object._meta.module_name   
+    
+
+
+def get_node(name):
+    """
+    returns a reference to the model object 
+    """
+    nt = get_nodetype(name)
+    node = NID.objects.get(title=str(name))
+    this_id = node.id
+    if (nt == 'gbobject'):
+        return Gbobject.objects.get(id=this_id)
+    
+    if (nt == 'objecttype'):
+        return Objecttype.objects.get(id=this_id)
+
+    if (nt == 'metatype'):
+        return Metatype.objects.get(id=this_id)
+
+    
-- 
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