def _parse_reserved_filters(self, search_term):
"""
Support github-like filters for narrowing the results.
Order of chunks does not matter, only recognized
filter names are allowed.
:param search_term: the original search str from user input
:returns allow_query: whoosh Query object used for filtering
results of searching in index
:returns search_term_without_filters: str that represents user's
search phrase without the filters
>>> rs = RepoSearch()
>>> rs._parse_reserved_filters("category:assembly")
(And([Term('categories', 'assembly')]), '')
>>> rs._parse_reserved_filters("category:assembly abyss")
(And([Term('categories', 'assembly')]), 'abyss')
>>> rs._parse_reserved_filters("category:'Climate Analysis' psy_maps")
(And([Term('categories', 'Climate Analysis')]), 'psy_maps')
>>> rs._parse_reserved_filters("climate category:'Climate Analysis' owner:'bjoern gruening' psy_maps")
(And([Term('categories', 'Climate Analysis'), Term('repo_owner_username', 'bjoern gruening')]), 'climate psy_maps')
>>> rs._parse_reserved_filters("climate category:'John Says This Fails' owner:'bjoern gruening' psy_maps")
(And([Term('categories', 'John Says This Fails'), Term('repo_owner_username', 'bjoern gruening')]), 'climate psy_maps')
>>> rs._parse_reserved_filters("climate o:'bjoern gruening' middle strings c:'John Says This Fails' psy_maps")
(And([Term('repo_owner_username', 'bjoern gruening'), Term('categories', 'John Says This Fails')]), 'climate middle strings psy_maps')
>>> rs._parse_reserved_filters("abyss category:assembly")
(And([Term('categories', 'assembly')]), 'abyss')
>>> rs._parse_reserved_filters("abyss category:assembly greg")
(And([Term('categories', 'assembly')]), 'abyss greg')
>>> rs._parse_reserved_filters("owner:greg")
(And([Term('repo_owner_username', 'greg')]), '')
>>> rs._parse_reserved_filters("owner:greg category:assembly abyss")
(And([Term('repo_owner_username', 'greg'), Term('categories', 'assembly')]), 'abyss')
>>> rs._parse_reserved_filters("meaningoflife:42")
(None, 'meaningoflife:42')
"""
filters = {
"category": "categories",
"c": "categories",
"owner": "repo_owner_username",
"o": "repo_owner_username",
}
allow_query, search_term_without_filters = parse_filters(
search_term, filters)
allow_query = And([Term(t, v)
for (t, v) in allow_query] if len(allow_query) > 0
else None) if allow_query else None
return allow_query, search_term_without_filters
def parse_search_kwds(search_query):
filters = {
"organization": "organization",
"o": "organization",
"name": "name",
"n": "name",
}
keyed_terms, description_term = parse_filters(search_query, filters)
query_kwd = {
"toolClass": "Workflow",
"descriptorType": "GALAXY",
}
if description_term and description_term.strip():
query_kwd["description"] = description_term,
if keyed_terms is not None:
for (key, value) in keyed_terms:
query_kwd[key] = value
return query_kwd