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Fixed bug in 'mlt'. Was using not allowing additional_query_string, start_offset, and end_offset params

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This commit is contained in:
David Sauve 2009-08-14 18:54:46 -04:00
parent fa3245d73d
commit 051fe7ddd4
1 changed files with 13 additions and 2 deletions
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15
xapian_backend.py
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@ -366,7 +366,8 @@ class SearchBackend(BaseSearchBackend):
return 0
return database.get_doccount()
def more_like_this(self, model_instance):
def more_like_this(self, model_instance, additional_query_string=None,
start_offset=0, end_offset=DEFAULT_MAX_RESULTS, **kwargs):
"""
Given a model instance, returns a result set of similar documents.
@ -374,6 +375,12 @@ class SearchBackend(BaseSearchBackend):
`model_instance` -- The model instance to use as a basis for
retrieving similar documents.
Optional arguments:
`additional_query_string` -- An additional query string to narrow
results
`start_offset` -- The starting offset (default=0)
`end_offset` -- The ending offset (default=None)
Returns:
A dictionary with the following keys:
`results` -- A list of `SearchResult`
@ -402,10 +409,14 @@ class SearchBackend(BaseSearchBackend):
query = xapian.Query(
xapian.Query.OP_AND_NOT, [query, self.get_identifier(model_instance)]
)
if additional_query_string:
query = xapian.Query(
xapian.Query.OP_AND, [query, self._query(database, additional_query_string)]
)
enquire.set_query(query)
results = []
matches = enquire.get_mset(0, DEFAULT_MAX_RESULTS)
matches = enquire.get_mset(start_offset, end_offset)
for match in matches:
document = match.get_document()