first commit

cdmApi.py

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+#!/usr/bin/python2.7
+
+import httplib
+import json
+
+
+
+def cdmToJson():
+    #gets 150,000 basic records from contentDM
+    req = '/dmwebservices/?q=dmQuery/all/subjec^^all^and/all/title/150000/1/0/0/0/0/json'
+
+    conn = httplib.HTTPConnection('lenny.gsu.edu',port=80,timeout=20)
+    conn.request('GET', req)
+    response  = conn.getresponse()
+
+    #add error catching here
+
+    #full list of records in cdm6
+    data = json.loads(response.read())
+
+def jsonToObjectHierarchy(data):
+    #build a dictionary of cdm records, either single file records, or compound objects with 
+    #child records as an entry  
+    dataDict = {}
+
+    for record in data['records']:
+        uniqueID = record['collection'].strip('/') + u'/' + unicode(record['pointer'])
+        if record['parentobject'] == -1:
+            dataDict[uniqueID] = record
+            if record['filetype'] == 'cpd':
+                dataDict[uniqueID][u'children'] = {}
+        else:
+            try:
+                parentuniqueID = record['collection'].strip('/') + u'/' + unicode(record['parentobject'])
+                dataDict[parentuniqueID]['children'][record['pointer']] = record
+            except KeyError:
+                print "Key error"
+                pass
+