--- a/src/hdalab/utils.py	Tue Aug 26 15:50:55 2014 +0200
+++ b/src/hdalab/utils.py	Tue Aug 26 18:11:26 2014 +0200
@@ -5,7 +5,6 @@
 @author: ymh and tc
 '''
 from django.core.cache import cache
-from django.http.response import Http404
 from django.utils.encoding import smart_str
 import md5
 import re
@@ -20,59 +19,5 @@
     if len(cache_key) > (250-(2+len(cache.key_prefix)+len(str(cache.version)))-33):
         cache_key = cache_key[:(250-(2+len(cache.key_prefix)+len(str(cache.version)))-33)] + '-' + md5.new(cache_key).hexdigest()
     return cache_key
-
-
-
-class NodePlacer():
-    
-    cat_nb_nodes = {}
-    
-    def init(self, cat_nb_nodes_initial):
-        raise NotImplementedError( "Should have implemented get_place" )
-    
-    def get_place(self, category):
-        if not category or category not in self.cat_nb_nodes:
-            raise Http404
-        return self.cat_nb_nodes[category].pop(0)
-
-
-
-class LineNodePlacer(NodePlacer):
-    
-    max_length = 0
-    
-    def init(self, cat_nb_nodes_initial):
-        for c in cat_nb_nodes_initial:
-            nb = cat_nb_nodes_initial[c]
-            if isinstance(cat_nb_nodes_initial[c], tuple):
-                _, nb = nb
-            self.max_length = nb if nb > self.max_length else self.max_length
-        for i_cat,c in enumerate(cat_nb_nodes_initial):
-            self.cat_nb_nodes[c] = []
-            order = i_cat
-            nb = cat_nb_nodes_initial[c]
-            if isinstance(cat_nb_nodes_initial[c], tuple):
-                order, nb = nb
-            offset = float(self.max_length - nb) / 2
-            for i in xrange(nb):
-                self.cat_nb_nodes[c].append({ "x": order*300, "y": 100*(i+offset) })
-        #logger.debug(self.cat_nb_nodes)
-
-
-
-class CircleNodePlacer(NodePlacer):
-    #TODO: Does not work. Meant to be a real circle placer
-    def init(self, cat_nb_nodes_initial):
-        for c in cat_nb_nodes_initial:
-            self.max_length = cat_nb_nodes_initial[c] if cat_nb_nodes_initial[c] > self.max_length else self.max_length
-        for i_cat,c in enumerate(cat_nb_nodes_initial):
-            self.cat_nb_nodes[c] = []
-            offset = float(self.max_length - cat_nb_nodes_initial[c]) / 2
-            for i in xrange(cat_nb_nodes_initial[c]):
-                self.cat_nb_nodes[c].append({ "x": i_cat*400, "y": 200*(i+offset) })
-        #logger.debug(self.cat_nb_nodes)
-        
-                
-    
         
         
\ No newline at end of file

--- a/src/hdalab/views/profile.py	Tue Aug 26 15:50:55 2014 +0200
+++ b/src/hdalab/views/profile.py	Tue Aug 26 18:11:26 2014 +0200
@@ -28,7 +28,8 @@
 from hdalab.models.renkan import HdalabRenkan
 from hdalab.views.ajax import filter_generic
 from renkanmanager.models import Renkan
-from renkanmanager.utils import LineNodePlacer, renkan_copier, renkan_deleter
+from renkanmanager.utils import LineNodePlacer, renkan_copier, renkan_deleter,\
+    CircleNodePlacer
 from renkanmanager.views import RenkanGetPut
 import json
 import uuid
@@ -115,6 +116,8 @@
             rk = get_object_or_404(Renkan, rk_id=rk_id)
             return HttpResponse(rk.content, content_type="application/json")
         
+        shape = request.GET.get("shape", "")
+        
         # Start dict for renkan json
         now = datetime.now().strftime("%Y-%m-%d %H:%M")
         
@@ -150,6 +153,8 @@
             ordered_tags = TaggedSheet.objects.filter(datasheet=notice).select_related("tag", "tag__dbpedia_fields", "tag__category").order_by('order')[:15]
             # Prepare Node placer :
             np = LineNodePlacer()
+            if shape=="circle":
+                np = CircleNodePlacer()
             np.init({"datasheet": (1, 1), "tags": (2, len(ordered_tags))})
             # Place notice :
             content["nodes"].append({
@@ -209,6 +214,8 @@
             
             # Prepare Node placer :
             np = LineNodePlacer()
+            if shape=="circle":
+                np = CircleNodePlacer()
             np.init({"datasheet": (1, len(notices)), "tags": (2, len(all_tags))})
             
             # Place notices
@@ -318,6 +325,8 @@
         
         # Prepare Node placer :
         np = LineNodePlacer()
+        if shape=="circle":
+            np = CircleNodePlacer()
         np.init({"tags": (1, len(all_tags)), "datasheet": (2, len(filter_output["contents"])), "related": (3, len(related_tags))})
         
         for t in all_tags: