def list_tags(environ, start_response):
"""
Plain text list of tags in a certain context.
If a q query parameter is provided, then that is used to limit
the search space for tags. For example q=modifier:cdent bag:foobar
would return tags only from tiddlers in the bag foobar with most
recent modifier of cdent.
"""
config = environ['tiddlyweb.config']
query = environ['tiddlyweb.query'].get('q', [None])[0]
searcher = get_searcher(config)
if query:
# This parsing means that the if there are of the same keyword
# the last one wins. This is okay because using both would
# be illogical.
kwargs = {}
for match in QUERY_PARSE_RE.finditer(query):
kwargs[match.group(1)] = match.group(2)
documents = searcher.documents(**kwargs)
else:
documents = searcher.documents()
# As yet unknown if this will be slow or not.
set_tags = set()
for stored_fields in documents:
set_tags.update(stored_fields['tags'].split(','))
start_response('200 OK', [('Content-Type', 'text/plain; charset=UTF-8')])
return '\n'.join(set_tags)
def get_indexed_tags(config, query):
"""
Search the index for the set of tags matching query, or
all of them.
"""
searcher = get_searcher(config)
if query:
# This parsing means that the if there are of the same keyword
# the last one wins. This is okay because using both would
# be illogical.
kwargs = {}
for match in QUERY_PARSE_RE.finditer(query):
kwargs[match.group(1)] = match.group(2)
documents = searcher.documents(**kwargs)
else:
documents = searcher.documents()
# As yet unknown if this will be slow or not.
set_tags = set()
for stored_fields in documents:
set_tags.update(stored_fields['tags'].split(','))
return set_tags
def full_search(config, query):
query = query_parse(config, query)
searcher = get_searcher(config)
return searcher.search(query)