[tracker] Removed unused code

[Philip Van Hoof <pvanhoof src gnome org>]

commit 4c9367a1797ffdf020763218954919a12dd94c83
Author: Philip Van Hoof <philip codeminded be>
Date:   Mon Aug 31 11:12:25 2009 +0200

    Removed unused code

 src/libtracker-data/tracker-data-query.c |  317 ------------------------------
 src/libtracker-data/tracker-data-query.h |   29 +---
 2 files changed, 6 insertions(+), 340 deletions(-)
---
diff --git a/src/libtracker-data/tracker-data-query.c b/src/libtracker-data/tracker-data-query.c
index 5e0a19e..8c5f64c 100644
--- a/src/libtracker-data/tracker-data-query.c
+++ b/src/libtracker-data/tracker-data-query.c
@@ -39,175 +39,6 @@
 #include "tracker-data-query.h"
 #include "tracker-sparql-query.h"
 
-static gchar *
-get_string_for_value (GValue *value)
-{
-	switch (G_VALUE_TYPE (value)) {
-	case G_TYPE_INT:
-		return g_strdup_printf ("%d", g_value_get_int (value));
-	case G_TYPE_DOUBLE:
-		return g_strdup_printf ("%f", g_value_get_double (value));
-	case G_TYPE_STRING:
-		return g_strdup (g_value_get_string (value));
-	default:
-		return NULL;
-	}
-}
-
-GPtrArray *
-tracker_data_query_all_metadata (guint32 resource_id) 
-{
-	TrackerDBInterface *iface;
-	TrackerDBStatement *stmt;
-	TrackerDBResultSet *result_set, *single_result_set, *multi_result_set;
-	TrackerClass	   *class;
-	GString		   *sql;
-	GPtrArray          *result;
-	TrackerProperty	  **properties, **property;
-	gchar		   *class_uri;
-	int		    i;
-	gboolean            first;
-	gchar		  **item;
-	GValue		    value = { 0 };
-
-	result = g_ptr_array_new ();
-
-	iface = tracker_db_manager_get_db_interface ();
-
-	properties = tracker_ontology_get_properties ();
-
-	stmt = tracker_db_interface_create_statement (iface, "SELECT (SELECT Uri FROM \"rdfs:Resource\" WHERE ID = \"rdf:type\") FROM \"rdfs:Resource_rdf:type\" WHERE ID = ?");
-	tracker_db_statement_bind_int (stmt, 0, resource_id);
-	result_set = tracker_db_statement_execute (stmt, NULL);
-	g_object_unref (stmt);
-
-	if (result_set) {
-		do {
-			tracker_db_result_set_get (result_set, 0, &class_uri, -1);
-
-			class = tracker_ontology_get_class_by_uri (class_uri);
-			if (class == NULL) {
-				g_warning ("Class '%s' not found in the ontology", class_uri);
-				g_free (class_uri);
-				continue;
-			}
-
-			/* retrieve single value properties for current class */
-
-			sql = g_string_new ("SELECT ");
-
-			first = TRUE;
-			for (property = properties; *property; property++) {
-				if (tracker_property_get_domain (*property) == class) {
-					if (!tracker_property_get_multiple_values (*property)) {
-						if (!first) {
-							g_string_append (sql, ", ");
-						}
-						first = FALSE;
-
-						if (tracker_property_get_data_type (*property) == TRACKER_PROPERTY_TYPE_RESOURCE) {
-							g_string_append_printf (sql, "(SELECT Uri FROM \"rdfs:Resource\" WHERE ID = \"%s\")", tracker_property_get_name (*property));
-						} else {
-							g_string_append_printf (sql, "\"%s\"", tracker_property_get_name (*property));
-						}
-					}
-				}
-			}
-
-			if (!first) {
-				g_string_append_printf (sql, " FROM \"%s\" WHERE ID = ?", tracker_class_get_name (class));
-				stmt = tracker_db_interface_create_statement (iface, "%s", sql->str);
-				tracker_db_statement_bind_int (stmt, 0, resource_id);
-				single_result_set = tracker_db_statement_execute (stmt, NULL);
-				g_object_unref (stmt);
-			}
-
-			g_string_free (sql, TRUE);
-
-			i = 0;
-			for (property = properties; *property; property++) {
-				if (tracker_property_get_domain (*property) != class) {
-					continue;
-				}
-
-				if (!tracker_property_get_multiple_values (*property)) {
-					/* single value property, value in single_result_set */
-
-					_tracker_db_result_set_get_value (single_result_set, i++, &value);
-					if (G_VALUE_TYPE (&value) == 0) {
-						/* NULL, property not set */
-						continue;
-					}
-
-					/* Item is a pair (property_name, value) */
-					item = g_new0 (gchar *, 2);
-
-					item[0] = g_strdup (tracker_property_get_name (*property));
-					item[1] = get_string_for_value (&value);
-
-					g_value_unset (&value);
-
-					g_ptr_array_add (result, item);
-				} else {
-					/* multi value property, retrieve values from DB */
-
-					sql = g_string_new ("SELECT ");
-
-					if (tracker_property_get_data_type (*property) == TRACKER_PROPERTY_TYPE_RESOURCE) {
-						g_string_append_printf (sql, "(SELECT Uri FROM \"rdfs:Resource\" WHERE ID = \"%s\")", tracker_property_get_name (*property));
-					} else {
-						g_string_append_printf (sql, "\"%s\"", tracker_property_get_name (*property));
-					}
-
-					g_string_append_printf (sql,
-								" FROM \"%s_%s\" WHERE ID = ?",
-								tracker_class_get_name (tracker_property_get_domain (*property)),
-								tracker_property_get_name (*property));
-
-					stmt = tracker_db_interface_create_statement (iface, "%s", sql->str);
-					tracker_db_statement_bind_int (stmt, 0, resource_id);
-					multi_result_set = tracker_db_statement_execute (stmt, NULL);
-					g_object_unref (stmt);
-
-					if (multi_result_set) {
-						do {
-
-							/* Item is a pair (property_name, value) */
-							item = g_new0 (gchar *, 2);
-
-							item[0] = g_strdup (tracker_property_get_name (*property));
-
-							_tracker_db_result_set_get_value (multi_result_set, 0, &value);
-							item[1] = get_string_for_value (&value);
-							g_value_unset (&value);
-
-							g_ptr_array_add (result, item);
-						} while (tracker_db_result_set_iter_next (multi_result_set));
-
-						g_object_unref (multi_result_set);
-					}
-
-					g_string_free (sql, TRUE);
-				}
-			}
-
-			if (!first) {
-				g_object_unref (single_result_set);
-			}
-
-			g_free (class_uri);
-		} while (tracker_db_result_set_iter_next (result_set));
-
-		g_object_unref (result_set);
-	}
-
-	g_free (properties);
-
-	return result;
-
-}
-
-
 GPtrArray*
 tracker_data_query_rdf_type (guint32 id)
 {
@@ -310,154 +141,6 @@ tracker_data_query_resource_exists (const gchar	  *uri,
 	return found;
 }
 
-
-/* TODO */
-#if 0
-TrackerDBResultSet *
-tracker_data_query_backup_metadata (TrackerClass *service)
-{
-	TrackerDBInterface *iface;
-	TrackerDBResultSet *result_set;
-
-	g_return_val_if_fail (TRACKER_IS_CLASS (service), NULL);
-
-	iface = tracker_db_manager_get_db_interface_by_service (tracker_class_get_name (service));
-
-	result_set = tracker_data_manager_exec_proc (iface,
-						     "GetUserMetadataBackup", 
-						     NULL);
-	return result_set;
-}
-#endif
-
-gchar *
-tracker_data_query_property_value (const gchar *subject,
-				   const gchar *predicate)
-{
-	TrackerDBInterface  *iface;
-	TrackerDBStatement  *stmt;
-	TrackerDBResultSet  *result_set;
-	TrackerProperty *property;
-	guint32		    subject_id;
-	const gchar *table_name, *field_name;
-	gchar *result = NULL;
-
-	property = tracker_ontology_get_property_by_uri (predicate);
-
-	/* only single-value field supported */
-	g_return_val_if_fail (!tracker_property_get_multiple_values (property), NULL);
-
-	iface = tracker_db_manager_get_db_interface ();
-
-	table_name = tracker_class_get_name (tracker_property_get_domain (property));
-	field_name = tracker_property_get_name (property);
-
-	subject_id = tracker_data_query_resource_id (subject);
-
-	if (tracker_property_get_data_type (property) == TRACKER_PROPERTY_TYPE_RESOURCE) {
-		/* retrieve object URI */
-		stmt = tracker_db_interface_create_statement (iface,
-			"SELECT "
-			"(SELECT Uri FROM \"rdfs:Resource\" WHERE ID = \"%s\") "
-			"FROM \"%s\" WHERE ID = ?",
-			field_name, table_name);
-	} else {
-		/* retrieve literal */
-		stmt = tracker_db_interface_create_statement (iface,
-			"SELECT \"%s\" FROM \"%s\" WHERE ID = ?",
-			field_name, table_name);
-	}
-
-	tracker_db_statement_bind_int (stmt, 0, subject_id);
-	result_set = tracker_db_statement_execute (stmt, NULL);
-
-	if (result_set) {
-		GValue value = { 0 };
-
-		_tracker_db_result_set_get_value (result_set, 0, &value);
-		result = get_string_for_value (&value);
-
-		g_object_unref (result_set);
-	}
-
-	g_object_unref (stmt);
-
-	return result;
-}
-
-gchar **
-tracker_data_query_property_values (const gchar *subject,
-				    const gchar *predicate)
-{
-	TrackerDBInterface *iface;
-	TrackerDBStatement  *stmt;
-	TrackerDBResultSet *result_set;
-	TrackerProperty *property;
-	gchar		  **result = NULL;
-	guint32             subject_id;
-	gboolean            multiple_values;
-	gchar              *table_name;
-	const gchar        *field_name;
-
-	property = tracker_ontology_get_property_by_uri (predicate);
-
-	/* multi or single-value field supported */
-
-	iface = tracker_db_manager_get_db_interface ();
-
-	multiple_values = tracker_property_get_multiple_values (property);
-	if (multiple_values) {
-		table_name = g_strdup_printf ("%s_%s",
-			tracker_class_get_name (tracker_property_get_domain (property)),
-			tracker_property_get_name (property));
-	} else {
-		table_name = g_strdup (tracker_class_get_name (tracker_property_get_domain (property)));
-	}
-	field_name = tracker_property_get_name (property);
-
-	subject_id = tracker_data_query_resource_id (subject);
-
-	if (tracker_property_get_data_type (property) == TRACKER_PROPERTY_TYPE_RESOURCE) {
-		/* retrieve object URI */
-		stmt = tracker_db_interface_create_statement (iface,
-			"SELECT "
-			"(SELECT Uri FROM \"rdfs:Resource\" WHERE ID = \"%s\") "
-			"FROM \"%s\" WHERE ID = ?",
-			field_name, table_name);
-	} else {
-		/* retrieve literal */
-		stmt = tracker_db_interface_create_statement (iface,
-			"SELECT \"%s\" FROM \"%s\" WHERE ID = ?",
-			field_name, table_name);
-	}
-
-	tracker_db_statement_bind_int (stmt, 0, subject_id);
-	result_set = tracker_db_statement_execute (stmt, NULL);
-
-	if (result_set) {
-		gint i = 0;
-
-		result = g_new0 (gchar *, tracker_db_result_set_get_n_rows (result_set + 1));
-
-		do {
-			GValue value = { 0 };
-
-			_tracker_db_result_set_get_value (result_set, 0, &value);
-			result[i++] = get_string_for_value (&value);
-		} while (tracker_db_result_set_iter_next (result_set));
-
-		g_object_unref (result_set);
-	} else {
-		result = g_new0 (gchar *, 1);
-	}
-
-	g_object_unref (stmt);
-	g_free (table_name);
-
-	return result;
-}
-
-
 TrackerDBResultSet *
 tracker_data_query_sparql (const gchar  *query,
 			   GError      **error)
diff --git a/src/libtracker-data/tracker-data-query.h b/src/libtracker-data/tracker-data-query.h
index 872f4f0..7515645 100644
--- a/src/libtracker-data/tracker-data-query.h
+++ b/src/libtracker-data/tracker-data-query.h
@@ -34,29 +34,12 @@
 
 G_BEGIN_DECLS
 
-gchar *              tracker_data_query_property_value        (const gchar         *subject,
-							       const gchar         *predicate);
-gchar **             tracker_data_query_property_values       (const gchar         *subject,
-							       const gchar         *predicate);
-
-/* Metadata API */
-GPtrArray *          tracker_data_query_all_metadata          (guint32              resource_id);
-
-/* TODO */
-#if 0
-TrackerDBResultSet  *tracker_data_query_backup_metadata       (TrackerService      *service);
-							       TrackerProperty        *field_def);
-#endif
-
-gboolean             tracker_data_query_resource_exists        (const gchar        *uri,
-							       guint32             *resource_id);
-
-guint32              tracker_data_query_resource_id           (const gchar         *uri);
-
-TrackerDBResultSet *tracker_data_query_sparql			(const gchar       *query,
-								 GError	          **error);
-
-GPtrArray*          tracker_data_query_rdf_type               (guint32              id);
+gboolean             tracker_data_query_resource_exists  (const gchar   *uri,
+                                                          guint32       *resource_id);
+guint32              tracker_data_query_resource_id      (const gchar   *uri);
+TrackerDBResultSet  *tracker_data_query_sparql           (const gchar   *query,
+                                                          GError       **error);
+GPtrArray*           tracker_data_query_rdf_type         (guint32        id);
 
 G_END_DECLS