Add helper function to return search_row_max

Author: risenW

ckanext/dataexplorer/plugin.py

@@ -12,6 +12,9 @@
 natural_number_validator = p.toolkit.get_validator('natural_number_validator')
 Invalid = p.toolkit.Invalid
 
+def get_datastore_search_rows_max():
+    return config.get('ckan.datastore_search_rows_max', 0)
+
 
 def get_mapview_config():
     '''
@@ -97,7 +100,9 @@ def view_template(self, context, data_dict):
 
     def get_helpers(self):
         return {
-            'get_map_config': get_mapview_config
+            'get_map_config': get_mapview_config,
+            'get_datastore_search_rows_max': get_datastore_search_rows_max,
+
         }