54 lines
1.9 KiB
Python
54 lines
1.9 KiB
Python
from django.utils.translation import ugettext_lazy as _
|
|
|
|
from metadata.classes import MetadataObject
|
|
|
|
#from filesystem_serving.conf.settings import MAX_RENAME_COUNT
|
|
|
|
from document_indexing.models import Index, IndexInstance
|
|
from document_indexing.conf.settings import AVAILABLE_INDEXING_FUNCTIONS
|
|
|
|
|
|
def evaluate_index(eval_dict, document, node, parent_index_instance=None):
|
|
warnings = []
|
|
if node.enabled:
|
|
try:
|
|
result = eval(node.expression, eval_dict, AVAILABLE_INDEXING_FUNCTIONS)
|
|
index_instance, created = IndexInstance.objects.get_or_create(index=node, value=result, parent=parent_index_instance)
|
|
if node.link_document:
|
|
index_instance.documents.add(document)
|
|
|
|
for children in node.get_children():
|
|
children_warnings = evaluate_index(eval_dict, document, children, index_instance)
|
|
warnings.extend(children_warnings)
|
|
|
|
except NameError, exc:
|
|
warnings.append(_(u'Error in metadata indexing expression: %s') % exc)
|
|
#raise NameError()
|
|
#This should be a warning not an error
|
|
#pass
|
|
except Exception, exc:
|
|
warnings.append(_(u'Unable to create metadata indexing directory: %s') % exc)
|
|
|
|
return warnings
|
|
|
|
|
|
def update_indexes(document):
|
|
print 'update_indexes'
|
|
warnings = []
|
|
|
|
eval_dict = {}
|
|
eval_dict['document'] = document
|
|
metadata_dict = dict([(metadata.metadata_type.name, metadata.value) for metadata in document.documentmetadata_set.all() if metadata.value])
|
|
eval_dict['metadata'] = MetadataObject(metadata_dict)
|
|
|
|
for root in Index.objects.filter(parent=None):
|
|
#for node in root.get_children():
|
|
index_warnings = evaluate_index(eval_dict, document, root)
|
|
warnings.extend(index_warnings)
|
|
|
|
return warnings
|
|
|
|
|
|
def delete_indexes(document):
|
|
print 'delete_indexes'
|