def get_manifest(document_id, source, force_refresh, host):
# Check if manifest exists
has_manifest = models.manifest_exists(document_id, source)
## TODO: add last modified check
if not has_manifest or force_refresh:
if source == "object":
(success, response) = get_huam(document_id, source)
elif source == "gallery":
(success, response) = get_huam_gallery(document_id, source)
if not success:
return (success, response, document_id, source) # This is actually the 404 HttpResponse, so return and end the function
# Convert to shared canvas model if successful
converted_json = huam.main(response, document_id, source, host)
# Store to elasticsearch
models.add_or_update_manifest(document_id, converted_json, source)
return (success, converted_json, document_id, source)
else:
# return JSON from db
json_doc = models.get_manifest(document_id, source)
return (True, json.dumps(json_doc), document_id, source)
def get_manifest(document_id, source, force_refresh, host):
# Check if manifest exists
has_manifest = models.manifest_exists(document_id, source)
## TODO: add last modified check
if not has_manifest or force_refresh:
# If not, get MODS, METS, or HUAM JSON
data_type = sources[source]
if data_type == "mods":
## TODO: check image types??
(success, response) = get_mods(document_id, source)
elif data_type == "mets":
# check if mets object has jp2 images, only those will work in image server
has_jp2 = mets_jp2_check(document_id)
if not has_jp2:
return (has_jp2,
HttpResponse(
"The document ID %s does not have JP2 images" %
document_id,
status=404), document_id, source)
(success, response) = get_mets(document_id, source)
elif data_type == "huam":
(success, response) = get_huam(document_id, source)
else:
success = False
response = HttpResponse("Invalid source type", status=404)
if not success:
return (
success, response, document_id, source
) # This is actually the 404 HttpResponse, so return and end the function
# Convert to shared canvas model if successful
if data_type == "mods":
converted_json = mods.main(response, document_id, source, host)
# check if this is, in fact, a PDS object masked as a hollis request
# If so, get the manifest with the DRS METS ID and return that
json_doc = json.loads(converted_json)
if 'pds' in json_doc:
id = json_doc['pds']
return get_manifest(id, 'drs', False, host)
elif data_type == "mets":
converted_json = mets.main(response, document_id, source, host)
elif data_type == "huam":
converted_json = huam.main(response, document_id, source, host)
else:
pass
# Store to elasticsearch
models.add_or_update_manifest(document_id, converted_json, source)
# Return the documet_id and source in case this is a hollis record
# that also has METS/PDS
return (success, converted_json, document_id, source)
else:
# return JSON from db
json_doc = models.get_manifest(document_id, source)
return (True, json.dumps(json_doc), document_id, source)
def delete(request, document_type, document_id):
# Check if manifest exists
source = document_type
id = document_id
has_manifest = models.manifest_exists(id, source)
if has_manifest:
models.delete_manifest(id, source)
return HttpResponse("Document ID %s has been deleted" % document_id)
else:
return HttpResponse("Document ID %s does not exist in the database" % document_id, status=404)
def delete(request, document_id):
# Check if manifest exists
parts = document_id.split(":")
if len(parts) != 2:
return HttpResponse("Invalid document ID. Format: [data source]:[ID]", status=404)
source = parts[0]
id = parts[1]
has_manifest = models.manifest_exists(id, source)
if has_manifest:
models.delete_manifest(id, source)
return HttpResponse("Document ID %s has been deleted" % document_id)
else:
return HttpResponse("Document ID %s does not exist in the database" % document_id, status=404)
def get_manifest(document_id, source, force_refresh, host, cookie=None):
# Check if manifest exists
has_manifest = models.manifest_exists(document_id, source)
## TODO: add last modified check
if not has_manifest or force_refresh:
# If not, get MODS, METS, or HUAM JSON
data_type = sources[source]
if data_type == "mods":
## TODO: check image types??
(success, response) = get_mods(document_id, source, cookie)
elif data_type == "mets":
(success, response) = get_mets(document_id, source, cookie)
elif data_type == "huam":
(success, response) = get_huam(document_id, source)
else:
success = False
response = HttpResponse("Invalid source type", status=404)
if not success:
return (success, response, document_id, source) # This is actually the 404 HttpResponse, so return and end the function
# Convert to shared canvas model if successful
if data_type == "mods":
converted_json = mods.main(response, document_id, source, host, cookie)
# check if this is, in fact, a PDS object masked as a hollis request
# If so, get the manifest with the DRS METS ID and return that
json_doc = json.loads(converted_json)
if 'pds' in json_doc:
id = json_doc['pds']
return get_manifest(id, 'drs', False, host, cookie)
elif data_type == "mets":
converted_json = mets.main(response, document_id, source, host, cookie)
elif data_type == "huam":
converted_json = huam.main(response, document_id, source, host)
else:
pass
# Store to elasticsearch
models.add_or_update_manifest(document_id, converted_json, source)
# Return the documet_id and source in case this is a hollis record
# that also has METS/PDS
return (success, converted_json, document_id, source)
else:
# return JSON from db
json_doc = models.get_manifest(document_id, source)
return (True, json.dumps(json_doc), document_id, source)
def delete(request, document_id):
# Check if manifest exists
parts = document_id.split(":")
if len(parts) != 2:
return HttpResponse("Invalid document ID. Format: [data source]:[ID]",
status=404)
source = parts[0]
id = parts[1]
has_manifest = models.manifest_exists(id, source)
if has_manifest:
models.delete_manifest(id, source)
return HttpResponse("Document ID %s has been deleted" % document_id)
else:
return HttpResponse("Document ID %s does not exist in the database" %
document_id,
status=404)
