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Refactored _filter_startswith query constructor.

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Its interface is explained in the docstring.
This commit is contained in:
Jorge C. Leitão 2014-05-17 13:14:43 +02:00
parent 7e09d3d0b1
commit 83d10b6cc1
1 changed files with 11 additions and 16 deletions
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27
xapian_backend.py
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@ -1140,24 +1140,19 @@ class XapianSearchQuery(BaseSearchQuery):
def _filter_startswith(self, term, field_name, field_type, is_not):
"""
Private method that returns a xapian.Query that searches for any term
that begins with `term` in a specified `field`.
Required arguments:
``term`` -- The terms to search for
``field`` -- The field to search
``is_not`` -- Invert the search results
Returns:
A xapian.Query
Returns a startswith query on the un-stemmed term.
"""
# TODO: if field_type is of type long, we need to marsh the value.
if field_name:
query_string = '%s:%s*' % (field_name, term)
else:
query_string = '%s*' % term
query = self.backend.parse_query(query_string)
if is_not:
return xapian.Query(
xapian.Query.OP_AND_NOT,
self._all_query(),
self.backend.parse_query('%s:%s*' % (field_name, term)),
)
return self.backend.parse_query('%s:%s*' % (field_name, term))
return xapian.Query(xapian.Query.OP_AND_NOT, self._all_query(), query)
return query
def _phrase_query(self, term_list, field_name):
"""