X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=manifold%2Fmetadata.py;h=de9bf2ebbe82a9b2bce21667835ddbc3e291b8d7;hb=301e2abaa0831c3ddd952de5f8a3db3eb37d9edb;hp=6f4c5ce622ab0c76814eb543c7d7cfc3ebe85c8c;hpb=1aea42c3668602aacfe22bc762ee939672129f53;p=myslice.git

diff --git a/manifold/metadata.py b/manifold/metadata.py
index 6f4c5ce6..de9bf2eb 100644
--- a/manifold/metadata.py
+++ b/manifold/metadata.py
@@ -1,14 +1,13 @@
 import json 
+import os.path
 
 from manifold.manifoldresult import ManifoldResult
 from manifold.manifoldapi import ManifoldAPI
 
-debug=False
-debug=True
+from django.contrib                     import messages
 
-# turn this on if you want to work offline
-work_offline=False
-#work_offline=True
+debug=False
+#debug=True
 
 class MetaData:
 
@@ -16,33 +15,31 @@ class MetaData:
         self.auth=auth
         self.hash_by_object={}
 
-    def fetch (self):
-        offline_filename="offline-metadata.json"
-        if work_offline:
-            try:
-                with file(offline_metadata) as f:
-                    self.hash_by_object=json.loads(f.read())
-                return
-            except:
-                print "metadata.work_offline: failed to decode %s"%offline_filename
+    def fetch (self, request):
         manifold_api = ManifoldAPI(self.auth)
-        fields = ['table', 'column.name', 'column.qualifier', 'column.type', 'column.is_array', 'column.description', 'column.default', 'key', 'capability']
+        fields = ['table', 'column.name', 'column.qualifier', 'column.type', 
+                  'column.is_array', 'column.description', 'column.default', 'key', 'capability']
         #fields = ['table', 'column.column',
         #          'column.description','column.header', 'column.title',
         #          'column.unit', 'column.info_type',
         #          'column.resource_type', 'column.value_type',
         #          'column.allowed_values', 'column.platforms.platform',
         #          'column.platforms.platform_url']
-        result = manifold_api.Get({
-            'object': 'local:object', # proposed to replace metadata:table
-            'fields':     fields 
-        })
+        request={ 'action': 'get',
+                  'object': 'local:object', # proposed to replace metadata:table
+                  'fields':  fields ,
+                  }
+        result = manifold_api.forward(request)
 
+        # xxx need a way to export error messages to the UI
         if result['code'] == 1: # warning
-            messages.warning(request, result['description'])
+            # messages.warning(request, result['description'])
+            print ("METADATA WARNING -",request,result['description'])
         elif result['code'] == 2:
-            messages.error(request, result['description'])
+            # messages.error(request, result['description'])
+            print ("METADATA ERROR -",request,result['description'])
             # XXX FAIL HERE XXX
+            return
 
         rows = result.ok_value()
 # API errors will be handled by the outer logic
@@ -50,10 +47,6 @@ class MetaData:
 #            print "Failed to retrieve metadata",rows_result.error()
 #            rows=[]
         self.hash_by_object = dict ( [ (row['table'], row) for row in rows ] )
-        # save for next time we use offline mode
-        if debug and rows:
-            with file(offline_filename,'w') as f:
-                f.write(json.dumps(self.hash_by_object))
 
     def to_json(self):
         return json.dumps(self.hash_by_object)
@@ -65,5 +58,5 @@ class MetaData:
         return self.hash_by_object[object]['column'].sort()
 
     def get_field_type(self, object, field):
-        print "Temp fix for metadata::get_field_type() -> consider moving to manifold.core.metadata soon"
+        if debug: print "Temp fix for metadata::get_field_type() -> consider moving to manifold.core.metadata soon"
         return field