def matcher(self, searcher, context=None):
from whoosh.query import Or
fieldname = self.field()
constantscore = self.constantscore
reader = searcher.reader()
qs = [Term(fieldname, word) for word in self._btexts(reader)]
if not qs:
return matching.NullMatcher()
if len(qs) == 1:
# If there's only one term, just use it
m = qs[0].matcher(searcher, context)
else:
if constantscore:
# To tell the sub-query that score doesn't matter, set weighting
# to None
if context:
context = context.set(weighting=None)
else:
from whoosh.searching import SearchContext
context = SearchContext(weighting=None)
# Or the terms together
m = Or(qs, boost=self.boost).matcher(searcher, context)
return m
def matcher(self, searcher, context=None):
from whoosh.searching import SearchContext
context = context or SearchContext()
m = self.child.matcher(searcher, context)
if context.needs_current or isinstance(
m, cylleneus.engine.matching.mcore.NullMatcherClass):
return m
else:
ids = array("I", m.all_ids())
return cylleneus.engine.matching.mcore.ListMatcher(
ids, all_weights=self.score, term=m.term())