SNO-183-allow-specification-of-cart-in-search (#310)

src/snovault/elasticsearch/searches/fields.py

@@ -572,11 +572,12 @@ class SearchBaseResponseField(ResponseField):
     (Same query_string, different path.)
     '''
 
-    def __init__(self, *args, **kwargs):
+    def __init__(self, search_base=SEARCH_PATH, *args, **kwargs):
+        self.search_base = search_base
         super().__init__(*args, **kwargs)
 
     def _get_search_base(self):
-        search_base = SEARCH_PATH
+        search_base = self.search_base
         qs = self.get_request().query_string
         if qs:
             search_base += '?' + qs

src/snovault/elasticsearch/searches/interfaces.py

@@ -14,6 +14,7 @@
 BOOL = 'bool'
 BOOST_VALUES = 'boost_values'
 BUCKETS = 'buckets'
+CART_KEY = 'cart'
 CLEAR_FILTERS = 'clear_filters'
 COLLECTION_NAME = 'item_type'
 COLUMNS = 'columns'

src/snovault/elasticsearch/searches/parsers.py

@@ -2,6 +2,7 @@
 from collections import defaultdict
 
 from .interfaces import ADVANCED_QUERY_KEY
+from .interfaces import CART_KEY
 from .interfaces import DEBUG_KEY
 from .interfaces import FIELD_KEY
 from .interfaces import FROM_KEY
@@ -286,6 +287,12 @@ def get_debug(self, params=None):
             params=params
         )
 
+    def get_cart(self, params=None):
+        return self.get_key_filters(
+            key=CART_KEY,
+            params=params
+        )
+
     def group_values_by_key(self, params=None):
         values_by_key = defaultdict(list)
         for p in self._params(params):

src/snovault/tests/test_searches_fields.py

@@ -695,6 +695,12 @@ def test_searches_fields_search_base_get_search_base(dummy_parent):
     sb = SearchBaseResponseField()
     sb.parent = dummy_parent
     assert sb._get_search_base() == '/search/'
+    dummy_parent._meta['params_parser']._request.environ['QUERY_STRING'] = (
+        ''
+    )
+    sb = SearchBaseResponseField(search_base='/different-search/')
+    sb.parent = dummy_parent
+    assert sb._get_search_base() == '/different-search/'
 
 
 def test_searches_fields_search_base_render(dummy_parent):

src/snovault/tests/test_searches_parsers.py

@@ -683,6 +683,18 @@ def test_searches_parsers_params_parser_get_debug(dummy_request):
     ]
 
 
+def test_searches_parsers_params_parser_get_cart(dummy_request):
+    from snovault.elasticsearch.searches.parsers import ParamsParser
+    dummy_request.environ['QUERY_STRING'] = (
+        'frame=embedded&status!=submitted&type=File&sort=date_created&debug=true&cart=abc123&cart=def456'
+    )
+    p = ParamsParser(dummy_request)
+    assert p.get_cart() == [
+        ('cart', 'abc123'),
+        ('cart', 'def456')
+    ]
+
+
 def test_searches_parsers_params_parser_param_keys_to_list(dummy_request):
     from snovault.elasticsearch.searches.parsers import ParamsParser
     dummy_request.environ['QUERY_STRING'] = (