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Added support for query filtering"

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This commit is contained in:
Ian Auld 2016-03-16 21:30:51 -07:00
parent 56425c9479
commit d595c60ead
1 changed files with 24 additions and 10 deletions
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34
moto/dynamodb2/models.py
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@ -309,7 +309,7 @@ class Table(object):
return None return None
def query(self, hash_key, range_comparison, range_objs, limit, def query(self, hash_key, range_comparison, range_objs, limit,
exclusive_start_key, scan_index_forward, index_name=None): exclusive_start_key, scan_index_forward, index_name=None, **filter_kwargs):
results = [] results = []
if index_name: if index_name:
@ -354,8 +354,16 @@ class Table(object):
for result in possible_results: for result in possible_results:
if result.range_key.compare(range_comparison, range_objs): if result.range_key.compare(range_comparison, range_objs):
results.append(result) results.append(result)
else:
# If we're not filtering on range key, return all values if filter_kwargs:
for result in possible_results:
for field, value in filter_kwargs.items():
dynamo_types = [DynamoType(ele) for ele in value["AttributeValueList"]]
if result.attrs.get(field).compare(value['ComparisonOperator'], dynamo_types):
results.append(result)
if not range_comparison and not filter_kwargs:
# If we're not filtering on range key or on an index return all values
results = possible_results results = possible_results
if index_name: if index_name:
@ -513,11 +521,17 @@ class DynamoDBBackend(BaseBackend):
for key in keys: for key in keys:
if key in table.hash_key_names: if key in table.hash_key_names:
return key, None return key, None
# import pdb; pdb.set_trace()
for potential_hash, potential_range in zip(table.hash_key_names, table.range_key_names): # for potential_hash, potential_range in zip(table.hash_key_names, table.range_key_names):
if set([potential_hash, potential_range]) == set(keys): # if set([potential_hash, potential_range]) == set(keys):
return potential_hash, potential_range # return potential_hash, potential_range
return None, None potential_hash, potential_range = None, None
for key in set(keys):
if key in table.hash_key_names:
potential_hash = key
elif key in table.range_key_names:
potential_range = key
return potential_hash, potential_range
def get_keys_value(self, table, keys): def get_keys_value(self, table, keys):
if table.hash_key_attr not in keys or (table.has_range_key and table.range_key_attr not in keys): if table.hash_key_attr not in keys or (table.has_range_key and table.range_key_attr not in keys):
@ -537,7 +551,7 @@ class DynamoDBBackend(BaseBackend):
return table.get_item(hash_key, range_key) return table.get_item(hash_key, range_key)
def query(self, table_name, hash_key_dict, range_comparison, range_value_dicts, def query(self, table_name, hash_key_dict, range_comparison, range_value_dicts,
limit, exclusive_start_key, scan_index_forward, index_name=None): limit, exclusive_start_key, scan_index_forward, index_name=None, **filter_kwargs):
table = self.tables.get(table_name) table = self.tables.get(table_name)
if not table: if not table:
return None, None return None, None
@ -546,7 +560,7 @@ class DynamoDBBackend(BaseBackend):
range_values = [DynamoType(range_value) for range_value in range_value_dicts] range_values = [DynamoType(range_value) for range_value in range_value_dicts]
return table.query(hash_key, range_comparison, range_values, limit, return table.query(hash_key, range_comparison, range_values, limit,
exclusive_start_key, scan_index_forward, index_name) exclusive_start_key, scan_index_forward, index_name, **filter_kwargs)
def scan(self, table_name, filters, limit, exclusive_start_key): def scan(self, table_name, filters, limit, exclusive_start_key):
table = self.tables.get(table_name) table = self.tables.get(table_name)