can run against library 2.0 or 2.1 (sqlalchemy) that has a new interface for dealing...

[sface.git] / sface / sfidata.py

diff --git a/sface/sfidata.py b/sface/sfidata.py
index 0adda24..1a326c6 100644 (file)
--- a/sface/sfidata.py
+++ b/sface/sfidata.py
@@ -1,3 +1,4 @@
+import json
 import os
 import pickle
 from PyQt4.QtCore import *
@@ -5,7 +6,6 @@ from PyQt4.QtGui import *
 
 from lxml import etree
 from sfa.util.xrn import hrn_to_urn, urn_to_hrn
-from sfa.storage.record import SfaRecord, SliceRecord, AuthorityRecord, UserRecord
 from sfa.rspecs.rspec import RSpec
 from sface.config import config
 
@@ -31,19 +31,33 @@ class SfiData:
     def getSliceRecord(self):
         rec_file = config.getSliceRecordFile()
         if os.path.exists(rec_file):
-            xml = open(rec_file).read()
-            rec = SliceRecord()
-            rec.load_from_string(xml)
-            return rec
+            try:
+                from sfa.storage.record import SliceRecord
+                xml = open(rec_file).read()
+                rec = SliceRecord()
+                rec.load_from_string(xml)
+                return rec
+            except:
+                from sfa.storage.model import make_record
+                obj=make_record (xml=file(rec_file).read())
+                # consider as a dict for smooth transition
+                return obj.__dict__
         return None
 
     def getUserRecord(self):
         rec_file = config.getUserRecordFile()
         if os.path.exists(rec_file):
-            xml = open(rec_file).read()
-            rec = UserRecord()
-            rec.load_from_string(xml)
-            return rec
+            try:
+                from sfa.storage.record import SliceUser
+                xml = open(rec_file).read()
+                rec = UserRecord()
+                rec.load_from_string(xml)
+                return rec
+            except:
+                from sfa.storage.model import make_record
+                obj=make_record (xml=file(rec_file).read())
+                # consider as a dict for smooth transition
+                return obj.__dict__
         return None
 
     def getUserSliceHrns(self):
@@ -112,7 +126,14 @@ class SfiData:
 
         if os.path.exists(filename):
             data = open(filename).read()
-            return pickle.loads(data)
+            try:
+                if hasattr(json, "loads"):
+                     return json.loads(data)   # python 2.6
+                else:
+                     return json.read(data)    # python 2.5
+            except:
+                print "Exception in getSliverStatus"
+                return None
 
         return None