def clear(self, models):
"""Clear the entire index of a certain model."""
self._open_index()
for model in models:
term = PyLucene.Term(MODEL_FIELD, str(model._meta))
self._index.deleteDocuments(term)
self._close_index()
def delete_existing_feed_docs(self, feed):
""" deletes existing documents relating to the given feed """
reader = lucene.IndexReader.open(self.feed_modifier.store)
numDeleted = reader.deleteDocuments(lucene.Term('url', feed.xml_url))
logging.info('deleted %d existing index documents' % numDeleted)
reader.close()
reader = lucene.IndexReader.open(self.entry_modifier.store)
for entry in feed.get_entries():
try:
id = '%s:%s' % (feed.xml_url, entry.get('id', None))
numDeleted = reader.deleteDocuments(lucene.Term('id', id))
if numDeleted:
logging.info('deleted %d feed entry docyments' %
numDeleted)
except:
{}
reader.close()
def unindex_record(self, record):
"""
Unindex documents matching this entry's uid. *Should*
only be one, but could be many, if somehow the same entry
got indexed multiple times.
"""
reader = self.context.get_search_index_reader()
term = PyLucene.Term('uid', str(record.uid))
reader.deleteDocuments(term)
reader.close()
def delete_node(self, nid):
try:
index_present = len(os.listdir('index')) > 0
if index_present:
reader = PyLucene.IndexReader.open("index")
term = PyLucene.Term(COLUMN_NID, nid)
if reader.termDocs(term) != None:
reader.deleteDocuments(term)
reader.close()
except:
IBASGlobal.print_message(
"Error while deleting document from Lucene with nid " +
str(nid), 0)
def remove(self, obj):
"""Remove an object from the index."""
self._open_index()
term = PyLucene.Term(IDENTIFIER_FIELD, self.get_identifier(obj))
self._index.deleteDocuments(term)
self._close_index()
def remove(self, documentIdentifier):
self.reader.deleteDocuments(
PyLucene.Term('storeID', documentIdentifier))