Changeset 325 for collective.imstransport/trunk/collective/imstransport/utilities/webct/imswebctreader.py

Timestamp:

07/03/09 10:26:36 (3 years ago)

Author:

jon

Message:

Adding back old imports without transform

Files:

• collective.imstransport/trunk/collective/imstransport/utilities/webct/imswebctreader.py (modified) (1 diff)

collective.imstransport/trunk/collective/imstransport/utilities/webct/imswebctreader.py

@@ -1 @@
-from zope.interface import implements
+from collective.imstransport.utilities.imsinterchange import IMSReader
+from collective.imstransport.utilities.packagingio import ZipfileReader
+from collective.imstransport.utilities.webct.webctreader import WebCTReader
+from zope.component import getUtility
 from collective.imstransport.utilities.interfaces import IIMSObjectCreator
-from zope.component import getUtility
-from collective.imstransport.utilities.imsinterchange import IMSInterchangeReader
-from collective.imstransport.utilities.packagingio import ZipfileReader
-from collective.imstransport.utilities.imscp.cpreader import CPReader
-from collective.imstransport.utilities.imscp.cpresourcereader import CPResourceReader
-import re
-from collective.imstransport import IMSTransportMessageFactory as _
 
-
-LOM_namespace = 'http://ltsc.ieee.org/xsd/LOM'
-
-class IMSCPReader(IMSInterchangeReader):
+class IMSWebCTReader(IMSReader):
     """ Create objects from IMS manifest. """
 
-    name = _(u'IMS Content Package')
-
-    XML = 'http://www.w3.org/XML/1998/namespace'
-    IMSCP = 'http://www.imsglobal.org/xsd/imscc/imscp_v1p1'
-    LOM = 'http://ltsc.ieee.org/xsd/LOM'
-
-    def readPackage(self, context, input):
+    def readPackage(self, file, context):
         """ Read the manifest """
 
-        source = ZipfileReader(input)
+        source = ZipfileReader(file)
         objDict = {}
-
         if not source:
              return False, 'Internal error. No source object specified'
-
-        cpreader = CPReader(context, source)
-             
+        webctreader = WebCTReader()
         manifest = source.readManifest()
         if not manifest:
-            return False, \
-                   'Manifest', \
-                   'Could not locate manifest file "imsmanifest.xml" in the zip archive.'
-
-        cpreader.parseManifest(manifest)
-        orgdata = cpreader.readOrganizations()
-        resourceids = cpreader.readResources()
-
-        for resourceid in resourceids:
-            cpresourcereader = CPResourceReader(cpreader, resourceid, {})            
-            resdata = self.parseResourceMetadata(cpresourcereader, resourceid, context)
-            reshref = cpresourcereader.getHref()
-            files = cpresourcereader.readFiles()
-
-            hashref = ''
-            if files:
-                for file in files:
-                    hashref = '%s%s' %(resourceid, file)
-                    id = self.createIdFromFile(file)
-                    path = self.createPathFromFile(file)
-
-                    if reshref == file or len(files) == 1:
-                        hashref = resourceid
-                        objDict[hashref] = resdata
-                        
-                        # Check if item is in organizations section
-                        if hashref in [org for org in orgdata if org]:
-                            objDict[hashref]['excludeFromNav'] = False
-
-                    self.parseFile(context, file, objDict, hashref, id, path)
-
+            raise ManifestError, 'Could not locate manifest file "imsmanifest.xml" in the zip archive.'
+        try:
+            doc = webctreader.parseManifest(manifest)
+        except ExpatError, e:
+            raise ManifestError, str(e)
+        manifests = webctreader.readManifests(doc)
         
+        for manifest in manifests:
+            orgs =[]
+            manifestmetadata = webctreader.readMetadata(manifest)
+            if manifestmetadata.has_key('webcttype') and manifestmetadata['webcttype'] == 'Course':
+                objDict['package'] = manifestmetadata
+            else:
+                orgs = webctreader.readOrganizations(manifest)
+                resources = webctreader.readResources(manifest)
+                for x in resources:
+                    resid, restype, reshref = webctreader.readResourceAttributes(x)
+                    files = webctreader.readFiles(x)
+                    # If the type is a link
+                    if manifestmetadata.has_key('webcttype') and manifestmetadata['webcttype'] == 'URL':
+                        for y in files:
+                            hash = resid + y
+                            objDict[hash] = manifestmetadata
+                            id = self.createIdFromFile(y)
+                            objDict[hash]['id'] = id
+                            objDict[hash]['path'] = ''
+                            objDict[hash]['type'] = 'Link'
+                            objDict[hash]['remoteUrl'] = y
+                    elif restype == 'webcontent':
+                        if not files and reshref:
+                            files = [reshref,]
+                        for y in files:
+                            hash = resid + y
+                            objDict[hash] = {}
+                            # Can apply manifest metadata if single file and single resource
+                            if len(resources) == 1 and len(files) == 1:
+                                objDict[hash] = manifestmetadata
+                            if len(files) == 1:
+                                # If it is listed in the org section
+                                if orgs.has_key(resid):
+                                    objDict[hash]['excludeFromNav'] = False
+                                    # Use 'and' as opposed to 'or' to avoid KeyError
+                                    if not (objDict[hash].has_key('title') and objDict[hash]['title']):
+                                        objDict[hash]['title'] = orgs[resid]
+                                else:
+                                    objDict[hash]['excludeFromNav'] = True
+                                objDict[hash]['file'] = y
+                                objDict[hash]['type'] = self.determineType(objDict[hash], y)
+                            # If it is just a lowly file
+                            else:
+                                objDict[hash]['excludeFromNav'] = True
+                                objDict[hash]['file'] = y
+                                objDict[hash]['type'] = self.determineType(objDict[hash], y)
+                            # Add to all files
+                            id = self.createIdFromFile(y)
+                            objDict[hash]['id'] = id
+                            if not (objDict[hash].has_key('title') and objDict[hash]['title']):
+                                objDict[hash]['title'] = id
+                            objDict[hash]['path'] = self.createPathFromFile(y)
         objcreator = getUtility(IIMSObjectCreator)
         objcreator.createObjects(objDict, context, source)
-        return
-
-
-
-
-