Changeset 16039 for gsdl/trunk/src/colservr/sqlbrowsefilter.cpp

Timestamp:

2008-06-17T15:59:02+12:00 (16 years ago)

Author:

mdewsnip

Message:

(Adding dynamic classifiers) Added a new "metadata_value_grouping_expression" parameter to the "get_metadata_values" SQL function, in preparation for adding grouping node support.

File:

• gsdl/trunk/src/colservr/sqlbrowsefilter.cpp (modified) (2 diffs)

gsdl/trunk/src/colservr/sqlbrowsefilter.cpp

@@ -111 +111 @@
     text_t metadata_element_name = "";
     text_t metadata_value_filter = "";
+    text_t metadata_value_grouping_expression = "";
     OptionValue_tarray::const_iterator options_iterator = request.filterOptions.begin();
     while (options_iterator != request.filterOptions.end())
@@ -122 +123 @@
     metadata_value_filter = (*options_iterator).value;
       }
+      if ((*options_iterator).name == "MetadataValueGroupExpression")
+      {
+    metadata_value_grouping_expression = (*options_iterator).value;
+      }
       options_iterator++;
     }
 
-    text_tarray metadata_values = sql_db_ptr->get_metadata_values (metadata_element_name, metadata_value_filter);
+    text_tarray metadata_values = sql_db_ptr->get_metadata_values (metadata_element_name, metadata_value_filter, metadata_value_grouping_expression);
 
     // Create a map from metadata value to ResultDocInfo_t, to remove duplicate values and obtain occurrence counts