dodal haltstream exception

mothra/settings.py

@@ -186,10 +186,10 @@ INSTALLED_APPS_CONCUR = (
 
 INSTALLED_APPS_WORKFLOWS_SUB = (
     'workflows.base',
-    'workflows.latino',
+    #'workflows.latino',
     'workflows.decision_support',
     'workflows.segmine',
-    'workflows.subgroup_discovery',
+    #'workflows.subgroup_discovery',
     'workflows.nlp',
     'workflows.nl_toolkit',
     'workflows.ilp',
@@ -197,8 +197,8 @@ INSTALLED_APPS_WORKFLOWS_SUB = (
     'workflows.cforange',
     'workflows.perfeval',
     'workflows.mysql',
-    'workflows.lemmagen',
-    'workflows.crossbee',
+    #'workflows.lemmagen',
+    #'workflows.crossbee',
     'workflows.streaming',
     #WORKFLOWS_SUBAPP_PLACEHOLDER
     )

streams/models.py

@@ -5,6 +5,9 @@ import workflows.library
 
 from picklefield.fields import PickledObjectField
 
+class HaltStream(Exception):
+    pass
+
 # Create your models here.
 
 class Stream(models.Model):
@@ -79,7 +82,7 @@ class Stream(models.Model):
                             output_dict = function_to_call(input_dict,w,self)
                         else:
                             output_dict = function_to_call(input_dict)
-                        except:
+                    except HaltStream:
                         halted.append(w)
                         finish=False
 

workflows/streaming/library.py

@@ -4,6 +4,10 @@ Streaming widgets librarby
 @author: Janez Kranjc <janez.kranjc@ijs.si>
 '''
 
+def streaming_twitter(input_dict,widget,stream=None):
+    output_dict = {}
+    return output_dict
+
 def streaming_rss_reader(input_dict,widget,stream=None):
     import feedparser
     from streams.models import StreamWidgetData
@@ -25,12 +29,13 @@ def streaming_rss_reader(input_dict,widget,stream=None):
         feed_length = len(feed['items'])
         feed['items'].reverse()
         for item in feed['items']:
-            if item['id'] not in data:
-                data.append(item['id'])
+            if item['link'] not in data:
+                data.append(item['link'])
                 swd.value = data
                 swd.save()
                 output_dict['url'] = item['link']
                 break
         else:
-            raise Exception("Halting stream.")
+            from streams.models import HaltStream
+            raise HaltStream("Halting stream.")
     return output_dict