def list_metadata_formats(self):
try:
#Template name
self.template_name = 'oai_pmh/xml/list_metadata_formats.xml'
items = []
# If an identifier is provided, with look for its metadataformats
if self.identifier != None:
id = self.check_identifier()
#We retrieve the template id for this record
listId = []
listId.append(id)
listSchemaIds = XMLdata.getByIDsAndDistinctBy(listId, 'schema')
if len(listSchemaIds) == 0:
raise idDoesNotExist(self.identifier)
#Get metadata formats information for this template. The metadata formats must be activated
metadataFormats = OaiTemplMfXslt.objects(
template__in=listSchemaIds,
activated=True).distinct(field='myMetadataFormat')
#Get the template metadata format if existing
metadataFormatsTemplate = OaiMyMetadataFormat.objects(
template__in=listSchemaIds, isTemplate=True).all()
if len(metadataFormatsTemplate) != 0:
metadataFormats.extend(metadataFormatsTemplate)
else:
#No identifier provided. We return all metadata formats available
metadataFormats = OaiMyMetadataFormat.objects().all()
#If there is no metadata formats, we raise noMetadataFormat
if len(metadataFormats) == 0:
raise noMetadataFormat
else:
#Fill the response
for metadataFormat in metadataFormats:
item_info = {
'metadataNamespace': metadataFormat.metadataNamespace,
'metadataPrefix': metadataFormat.metadataPrefix,
'schema': metadataFormat.schema
}
items.append(item_info)
return self.render_to_response({'items': items})
except OAIExceptions, e:
return self.errors(e.errors)
def list_metadata_formats(self):
try:
#Template name
self.template_name = 'oai_pmh/xml/list_metadata_formats.xml'
items = []
# If an identifier is provided, with look for its metadataformats
if self.identifier != None:
id = self.check_identifier()
#We retrieve the template id for this record
listId = []
listId.append(id)
listSchemaIds = XMLdata.getByIDsAndDistinctBy(listId, 'schema')
if len(listSchemaIds) == 0:
raise idDoesNotExist(self.identifier)
#Get metadata formats information for this template. The metadata formats must be activated
metadataFormats = OaiTemplMfXslt.objects(template__in=listSchemaIds, activated=True).distinct(field='myMetadataFormat')
#Get the template metadata format if existing
metadataFormatsTemplate = OaiMyMetadataFormat.objects(template__in=listSchemaIds, isTemplate=True).all()
if len(metadataFormatsTemplate) != 0:
metadataFormats.extend(metadataFormatsTemplate)
else:
#No identifier provided. We return all metadata formats available
metadataFormats = OaiMyMetadataFormat.objects().all()
#If there is no metadata formats, we raise noMetadataFormat
if len(metadataFormats) == 0:
raise noMetadataFormat
else:
#Fill the response
for metadataFormat in metadataFormats:
item_info = {
'metadataNamespace': metadataFormat.metadataNamespace,
'metadataPrefix': metadataFormat.metadataPrefix,
'schema': metadataFormat.schema
}
items.append(item_info)
return self.render_to_response({'items': items})
except OAIExceptions, e:
return self.errors(e.errors)
def display_export_form(request):
if request.method == 'POST':
# We retrieve the result_id for each file the user wants to export
listId = request.POST.getlist('listId[]')
request.session['listIdToExport'] = listId
explore_type = request.POST.get('explore_type', None)
# Get all schemaId from the listId
if explore_type == u'example':
listSchemas = [request.session['exploreCurrentTemplateID']]
else:
listSchemas = XMLdata.getByIDsAndDistinctBy(listId, "schema")
export_form = ExportForm(listSchemas)
upload_xslt_Form = UploadXSLTForm(listSchemas)
template = loader.get_template('explore/export_start.html')
context = Context({'export_form': export_form,
'upload_xslt_Form': upload_xslt_Form,
'nb_elts_exp': len(export_form.EXPORT_OPTIONS),
'nb_elts_xslt': len(upload_xslt_Form.EXPORT_OPTIONS)})
return HttpResponse(json.dumps({'template': template.render(context)}), content_type='application/javascript')
def start_export(request):
if request.method == 'POST':
#We retrieve all selected exporters
listExporter = request.POST.getlist('my_exporters')
instances = request.session['instancesExplore']
listId = request.session['listIdToExport']
xmlResults = []
#Creation of ZIP file
in_memory = StringIO()
zip = zipfile.ZipFile(in_memory, "a")
is_many_inst = len(instances) > 1
for instance in instances:
#Retrieve data
sessionName = "resultsExplore" + eval(instance)['name']
results = request.session[sessionName]
if (len(results) > 0):
for result in results:
if result['id'] in listId:
xmlResults.append(result)
#For each data, we convert
if len(xmlResults) > 0:
#Init the folder name
folder_name = None
if is_many_inst:
folder_name = eval(instance)['name']
#Check if the XSLT converter is asked. If yes, we start with this one because there is a specific treatment
listXslt = request.POST.getlist('my_xslts')
#Get the content of the file
if len(listXslt) > 0:
exporter = XSLTExporter()
for xslt in listXslt:
xslt = ExporterXslt.objects.get(pk=xslt)
exporter._setXslt(xslt.content)
if folder_name == None:
exporter._transformAndZip(xslt.name, xmlResults,
zip)
else:
exporter._transformAndZip(
folder_name + "/" + xslt.name, xmlResults, zip)
#We export for others exporters
for exporter in listExporter:
exporter = get_exporter(exporter)
exporter._transformAndZip(folder_name, xmlResults, zip)
zip.close()
#ZIP file to be downloaded
in_memory.seek(0)
response = HttpResponse(in_memory.read())
response["Content-Disposition"] = "attachment; filename=Results.zip"
response['Content-Type'] = 'application/x-zip'
request.session['listIdToExport'] = ''
return response
else:
# We retrieve the result_id for each file the user wants to export
listId = request.GET.getlist('listId[]')
request.session['listIdToExport'] = listId
# Get all schemaId from the listId
listSchemas = XMLdata.getByIDsAndDistinctBy(listId, "schema")
# XMLdata.objects(pk__in=listId).distinct(field="schema")
export_form = ExportForm(listSchemas)
upload_xslt_Form = UploadXSLTForm(listSchemas)
template = loader.get_template('explore/export_start.html')
context = Context({
'export_form': export_form,
'upload_xslt_Form': upload_xslt_Form,
'nb_elts_exp': len(export_form.EXPORT_OPTIONS),
'nb_elts_xslt': len(upload_xslt_Form.EXPORT_OPTIONS)
})
return HttpResponse(json.dumps({'template': template.render(context)}),
content_type='application/javascript')
def start_export(request):
if request.method == 'POST':
#We retrieve all selected exporters
listExporter = request.POST.getlist('my_exporters')
instances = request.session['instancesExplore']
listId = request.session['listIdToExport']
xmlResults = []
#Creation of ZIP file
in_memory = StringIO()
zip = zipfile.ZipFile(in_memory, "a")
is_many_inst = len(instances) > 1
for instance in instances:
#Retrieve data
sessionName = "resultsExplore" + eval(instance)['name']
results = request.session[sessionName]
if (len(results) > 0):
for result in results:
if result['id'] in listId:
xmlResults.append(result)
#For each data, we convert
if len(xmlResults) > 0:
#Init the folder name
folder_name = None
if is_many_inst:
folder_name = eval(instance)['name']
#Check if the XSLT converter is asked. If yes, we start with this one because there is a specific treatment
listXslt = request.POST.getlist('my_xslts')
#Get the content of the file
if len(listXslt) > 0:
exporter = XSLTExporter()
for xslt in listXslt:
xslt = ExporterXslt.objects.get(pk=xslt)
exporter._setXslt(xslt.content)
if folder_name == None:
exporter._transformAndZip(xslt.name, xmlResults, zip)
else:
exporter._transformAndZip(folder_name+"/"+xslt.name, xmlResults, zip)
#We export for others exporters
for exporter in listExporter:
exporter = get_exporter(exporter)
exporter._transformAndZip(folder_name, xmlResults, zip)
zip.close()
#ZIP file to be downloaded
in_memory.seek(0)
response = HttpResponse(in_memory.read())
response["Content-Disposition"] = "attachment; filename=Results.zip"
response['Content-Type'] = 'application/x-zip'
request.session['listIdToExport'] = ''
return response
else:
# We retrieve the result_id for each file the user wants to export
listId = request.GET.getlist('listId[]')
request.session['listIdToExport'] = listId
# Get all schemaId from the listId
listSchemas = XMLdata.getByIDsAndDistinctBy(listId, "schema")
# XMLdata.objects(pk__in=listId).distinct(field="schema")
export_form = ExportForm(listSchemas)
upload_xslt_Form = UploadXSLTForm(listSchemas)
template = loader.get_template('explore/export_start.html')
context = Context({'export_form':export_form, 'upload_xslt_Form':upload_xslt_Form, 'nb_elts_exp': len(export_form.EXPORT_OPTIONS), 'nb_elts_xslt' : len(upload_xslt_Form.EXPORT_OPTIONS)})
return HttpResponse(json.dumps({'template': template.render(context)}), content_type='application/javascript')
