def _buildQuery(self, operator_value_dict, logical_operator, parsed,
group):
"""
Create Queries from values, logical and comparison operators.
operator_value_dict (dict)
See _processSearchValue.
logical_operator (string)
See _processSearchValue.
parsed (bool)
See _processSearchValue.
group (string)
The gorup all queries will belong to.
"""
column = self.getColumn()
query_list = []
append = query_list.append
if logical_operator == 'or' and '=' in operator_value_dict:
# Special case for equality with an 'or' logical operator: use SQL 'in'.
append(
SimpleQuery(search_key=self,
comparison_operator='in',
group=group,
**{column: operator_value_dict.pop('=')}))
for comparison_operator, value_list in operator_value_dict.iteritems():
for value in value_list:
append(
SimpleQuery(search_key=self,
comparison_operator=comparison_operator,
group=group,
**{column: value}))
return query_list
def wholePeriod(search_key, group, column, value_list, exclude=False):
if exclude:
first_operator = '<'
second_operator = '>='
logical_operator = 'or'
else:
first_operator = '>='
second_operator = '<'
logical_operator = 'and'
query_list = []
append = query_list.append
for value in value_list:
first_date, second_date = getPeriodBoundaries(value)
append(
ComplexQuery([
SimpleQuery(search_key=search_key,
comparison_operator=first_operator,
group=group,
**{column: first_date}),
SimpleQuery(search_key=search_key,
comparison_operator=second_operator,
group=group,
**{column: second_date})
],
operator=logical_operator))
return query_list
def matchExact(search_key, group, column, value_list, comparison_operator, logical_operator):
if comparison_operator is None:
comparison_operator = '='
value_list = [castDate(x) for x in value_list]
if logical_operator == 'or' and comparison_operator == '=':
query_list = [SimpleQuery(search_key=search_key, comparison_operator='in', group=group, **{column: value_list})]
else:
query_list = [SimpleQuery(search_key=search_key, comparison_operator=comparison_operator, group=group, **{column: x}) for x in value_list]
return query_list
def _buildQuery(self, operator_value_dict, logical_operator, parsed,
group):
"""
Special Query builder for FullText queries: merge all values having the
same operator into just one query, to save SQL server from the burden to
do multiple fulltext lookups when one would suit the purpose.
Here We wrap each phrase or word with double quotes, as the
workaround of 1-gram search specification in current Sphinx.
Example:
'aaa bbb' : '"aaa" "bbb"'
'"aaa bbb"' : '"aaa bbb"'
'"aaa bbb" ccc' : '"aaa bbb" "ccc"'
"""
column = self.getColumn()
query_list = []
append = query_list.append
for comparison_operator, value_list in operator_value_dict.iteritems():
if len(value_list) == 1:
value_list = value_list[0].split()
append(
SimpleQuery(search_key=self,
comparison_operator=comparison_operator,
group=group,
**{
column:
' '.join([
'"%s"' % x.replace('"', '')
for x in value_list
])
}))
return query_list
def _buildQuery(self, operator_value_dict, logical_operator, parsed,
group):
"""
Treat "!=" operator specialy:
- if the value contains at least one "%", change operator into "not like"
- otherwise, let it go untouched
"""
result = []
if '!=' in operator_value_dict:
column = self.getColumn()
original_different_list = operator_value_dict.pop('!=')
different_list = []
for value in original_different_list:
if isinstance(value, basestring) and '%' in value:
result.append(
SimpleQuery(search_key=self,
group=group,
comparison_operator='not like',
**{column: value}))
else:
different_list.append(value)
if len(different_list):
operator_value_dict['!='] = different_list
return result + SearchKey._buildQuery(self, operator_value_dict,
logical_operator, parsed, group)
def _buildQuery(self, operator_value_dict, logical_operator, parsed,
group):
"""
Special Query builder for FullText queries: merge all values having the
same operator into just one query, to save SQL server from the burden to
do multiple fulltext lookups when one would suit the purpose.
"""
column = self.getColumn()
query_list = []
append = query_list.append
for comparison_operator in ('match', 'match_boolean'):
value_list = operator_value_dict.pop(comparison_operator, [])
if not value_list:
continue
# XXX:
# In MySQL FTS, no operator implies OR so that we should not merge
# AND queries into one...
append(
SimpleQuery(search_key=self,
comparison_operator=comparison_operator,
group=group,
**{column: ' '.join(value_list)}))
# Other comparison operators are handled by the super class.
if operator_value_dict:
query_list += super(FullTextKey,
self)._buildQuery(operator_value_dict,
logical_operator, parsed,
group)
return query_list
def _buildQuery(self, operator_value_dict, logical_operator, parsed, group):
"""
Special Query builder for FullText queries: merge all values having the
same operator into just one query, to save SQL server from the burden to
do multiple fulltext lookups when one would suit the purpose.
"""
column = self.getColumn()
query_list = []
append = query_list.append
for comparison_operator, value_list in operator_value_dict.iteritems():
append(SimpleQuery(search_key=self,
comparison_operator=comparison_operator,
group=group, **{column: ' '.join(value_list)}))
return query_list
def _buildQuery(self, operator_value_dict, logical_operator, parsed,
group):
"""
Special Query builder for FullText queries: merge all values having the
same operator into just one query, to save SQL server from the burden to
do multiple fulltext lookups when one would suit the purpose.
"""
column = self.getColumn()
query_list = []
append = query_list.append
for comparison_operator in ('mroonga', 'mroonga_boolean'):
value_list = operator_value_dict.pop(comparison_operator, [])
if not value_list:
continue
if logical_operator == 'and':
joined_value = ' '.join(value_list)
append(
SimpleQuery(search_key=self,
comparison_operator=comparison_operator,
group=group,
**{column: joined_value}))
else:
# TODO : We can join to one query like 'aaa OR (bbb ccc) OR "ddd eee"'.
for value in value_list:
append(
SimpleQuery(search_key=self,
comparison_operator=comparison_operator,
group=group,
**{column: value}))
# Other comparison operators are handled by the super class.
if operator_value_dict:
query_list += super(MroongaFullTextKey,
self)._buildQuery(operator_value_dict,
logical_operator, parsed,
group)
return query_list
