[tracker/libtracker-common-cleanup: 1/11] Support for nrl:maxCardinality changing from one to many
- From: Martyn James Russell <mr src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [tracker/libtracker-common-cleanup: 1/11] Support for nrl:maxCardinality changing from one to many
- Date: Mon, 13 Oct 2014 11:24:29 +0000 (UTC)
commit 40cc060439aa2e8cff31fa9b05ac71b9652ee928
Author: Philip Van Hoof <philip codeminded be>
Date: Tue Sep 16 11:48:40 2014 +0200
Support for nrl:maxCardinality changing from one to many
src/libtracker-data/tracker-data-manager.c | 153 ++++++++++++++++++++-------
src/libtracker-data/tracker-property.c | 54 ++++++++++
src/libtracker-data/tracker-property.h | 6 +
3 files changed, 173 insertions(+), 40 deletions(-)
---
diff --git a/src/libtracker-data/tracker-data-manager.c b/src/libtracker-data/tracker-data-manager.c
index 03cb80b..4f452e5 100644
--- a/src/libtracker-data/tracker-data-manager.c
+++ b/src/libtracker-data/tracker-data-manager.c
@@ -90,6 +90,11 @@ static Conversion allowed_boolean_conversions[] = {
{ NULL, NULL }
};
+static Conversion allowed_cardinality_conversions[] = {
+ { "1", NULL },
+ { NULL, NULL }
+};
+
static Conversion allowed_range_conversions[] = {
{ XSD_PREFIX "integer", XSD_PREFIX "string" },
{ XSD_PREFIX "integer", XSD_PREFIX "double" },
@@ -577,6 +582,7 @@ fix_indexed (TrackerProperty *property,
}
}
+
static void
tracker_data_ontology_load_statement (const gchar *ontology_path,
gint subject_id,
@@ -645,10 +651,12 @@ tracker_data_ontology_load_statement (const gchar *ontology_path,
tracker_property_reset_domain_indexes (property);
tracker_property_reset_super_properties (property);
tracker_property_set_indexed (property, FALSE);
+ tracker_property_set_cardinality_changed (property, FALSE);
tracker_property_set_secondary_index (property, NULL);
tracker_property_set_writeback (property, FALSE);
tracker_property_set_is_inverse_functional_property (property, FALSE);
tracker_property_set_default_value (property, NULL);
+ tracker_property_set_multiple_values (property, TRUE);
}
return;
}
@@ -661,6 +669,7 @@ tracker_data_ontology_load_statement (const gchar *ontology_path,
tracker_property_set_is_new (property, in_update);
tracker_property_set_uri (property, subject);
tracker_property_set_id (property, subject_id);
+ tracker_property_set_multiple_values (property, TRUE);
tracker_ontologies_add_property (property);
tracker_ontologies_add_id_uri_pair (subject_id, subject);
@@ -1058,31 +1067,6 @@ tracker_data_ontology_load_statement (const gchar *ontology_path,
return;
}
- /* This doesn't detect removed nrl:maxCardinality situations, it
- * only checks whether the existing one got changed. For
- * detecting the removal of a nrl:maxCardinality, please check the
- * tracker_data_ontology_process_changes_pre_db stuff */
-
- is_new = tracker_property_get_is_new (property);
- if (is_new != in_update) {
- /* Detect unsupported ontology change (this needs a journal replay) */
- if (in_update == TRUE && is_new == FALSE) {
- if (check_unsupported_property_value_change (ontology_path,
- "nrl:maxCardinality",
- subject,
- predicate,
- object)) {
- handle_unsupported_ontology_change (ontology_path,
- tracker_property_get_name
(property),
- "nrl:maxCardinality",
-
tracker_property_get_multiple_values (property) ? "1" : "0",
- (atoi (object) == 1) ? "1" : "0",
- error);
- return;
- }
- }
- }
-
if (atoi (object) == 1) {
tracker_property_set_multiple_values (property, FALSE);
tracker_property_set_last_multiple_values (property, FALSE);
@@ -1373,6 +1357,58 @@ check_for_deleted_super_classes (TrackerClass *class,
}
}
+static void
+check_for_max_cardinality_change (TrackerProperty *property,
+ GError **error)
+{
+ TrackerClass *class;
+ gchar *query = NULL;
+ TrackerDBCursor *cursor;
+ gboolean changed = TRUE;
+ gboolean orig_multiple_values = tracker_property_get_orig_multiple_values (property);
+ gboolean new_multiple_values = tracker_property_get_multiple_values (property);
+ GError *n_error = NULL;
+ const gchar *ontology_path = "Unknown";
+
+ if (tracker_property_get_is_new (property) == FALSE &&
+ (orig_multiple_values != new_multiple_values &&
+ orig_multiple_values == TRUE)) {
+ const gchar *ontology_path = "Unknown";
+ const gchar *subject = tracker_property_get_uri (property);
+
+ handle_unsupported_ontology_change (ontology_path,
+ subject,
+ "nrl:maxCardinality", "none", "1",
+ &n_error);
+ if (n_error) {
+ g_propagate_error (error, n_error);
+ return;
+ }
+ } else if (tracker_property_get_is_new (property) == FALSE &&
+ orig_multiple_values != new_multiple_values &&
+ orig_multiple_values == FALSE) {
+ const gchar *subject = tracker_property_get_uri (property);
+
+ if (update_property_value (ontology_path,
+ "nrl:maxCardinality",
+ subject,
+ NRL_PREFIX "maxCardinality",
+ NULL, allowed_cardinality_conversions,
+ NULL, property, &n_error)) {
+ TrackerClass *class;
+ class = tracker_property_get_domain(property);
+
+ tracker_property_set_db_schema_changed (property, TRUE);
+ tracker_property_set_cardinality_changed (property, TRUE);
+ tracker_class_set_db_schema_changed (class, TRUE);
+ }
+
+ if (n_error) {
+ g_propagate_error (error, n_error);
+ return;
+ }
+ }
+}
static void
check_for_deleted_super_properties (TrackerProperty *property,
@@ -1465,26 +1501,19 @@ tracker_data_ontology_process_changes_pre_db (GPtrArray *seen_classes,
if (seen_properties) {
for (i = 0; i < seen_properties->len; i++) {
GError *n_error = NULL;
-
TrackerProperty *property = g_ptr_array_index (seen_properties, i);
- gboolean last_multiple_values = tracker_property_get_last_multiple_values (property);
- check_for_deleted_super_properties (property, &n_error);
+ check_for_max_cardinality_change (property, &n_error);
if (n_error) {
g_propagate_error (error, n_error);
return;
}
- if (tracker_property_get_is_new (property) == FALSE &&
- last_multiple_values != tracker_property_get_multiple_values (property)) {
- const gchar *ontology_path = "Unknown";
- const gchar *subject = tracker_property_get_uri (property);
+ check_for_deleted_super_properties (property, &n_error);
- handle_unsupported_ontology_change (ontology_path,
- subject,
- "nrl:maxCardinality", "1", "0",
- error);
+ if (n_error) {
+ g_propagate_error (error, n_error);
return;
}
}
@@ -1922,7 +1951,7 @@ tracker_data_ontology_process_statement (const gchar *graph,
} else if (g_strcmp0 (predicate, RDFS_SUB_PROPERTY_OF) == 0 ||
g_strcmp0 (predicate, RDFS_DOMAIN) == 0 ||
g_strcmp0 (predicate, RDFS_RANGE) == 0 ||
- g_strcmp0 (predicate, NRL_MAX_CARDINALITY) == 0 ||
+ /* g_strcmp0 (predicate, NRL_MAX_CARDINALITY) == 0 || */
g_strcmp0 (predicate, TRACKER_PREFIX "indexed") == 0 ||
g_strcmp0 (predicate, TRACKER_PREFIX "transient") == 0 ||
g_strcmp0 (predicate, TRACKER_PREFIX "fulltextIndexed") == 0) {
@@ -2394,12 +2423,14 @@ db_get_static_data (TrackerDBInterface *iface,
tracker_property_set_is_new_domain_index (property,
tracker_ontologies_get_class_by_uri (domain_uri), FALSE);
tracker_property_set_is_new (property, FALSE);
+ tracker_property_set_cardinality_changed (property, FALSE);
tracker_property_set_transient (property, transient);
tracker_property_set_uri (property, uri);
tracker_property_set_id (property, id);
tracker_property_set_domain (property, tracker_ontologies_get_class_by_uri
(domain_uri));
tracker_property_set_range (property, tracker_ontologies_get_class_by_uri
(range_uri));
tracker_property_set_multiple_values (property, multi_valued);
+ tracker_property_set_orig_multiple_values (property, multi_valued);
tracker_property_set_indexed (property, indexed);
tracker_property_set_default_value (property, default_value);
tracker_property_set_force_journal (property, force_journal);
@@ -2563,6 +2594,7 @@ create_decomposed_metadata_property_table (TrackerDBInterface *iface,
if (!in_update || (in_update && (tracker_property_get_is_new (property) ||
tracker_property_get_is_new_domain_index (property, service) ||
+ tracker_property_get_cardinality_changed (property) ||
tracker_property_get_db_schema_changed (property)))) {
if (not_single || tracker_property_get_multiple_values (property)) {
GString *sql = NULL;
@@ -2576,7 +2608,7 @@ create_decomposed_metadata_property_table (TrackerDBInterface *iface,
service_name, field_name);
}
- if (in_change && !tracker_property_get_is_new (property)) {
+ if (in_change && !tracker_property_get_is_new (property) &&
!tracker_property_get_cardinality_changed (property)) {
g_debug ("Drop index: DROP INDEX IF EXISTS \"%s_%s_ID\"\nRename: ALTER TABLE
\"%s_%s\" RENAME TO \"%s_%s_TEMP\"",
service_name, field_name, service_name, field_name,
service_name, field_name);
@@ -2658,7 +2690,8 @@ create_decomposed_metadata_property_table (TrackerDBInterface *iface,
}
}
- if (in_change && !tracker_property_get_is_new (property) && in_col_sql &&
sel_col_sql) {
+ if (in_change && !tracker_property_get_is_new (property) &&
+ !tracker_property_get_cardinality_changed (property) && in_col_sql &&
sel_col_sql) {
gchar *query;
query = g_strdup_printf ("INSERT INTO \"%s_%s\"(%s) "
@@ -3148,6 +3181,7 @@ create_decomposed_metadata_tables (TrackerDBInterface *iface,
}
if (in_change && sel_col_sql && in_col_sql) {
+ guint i;
gchar *query;
query = g_strdup_printf ("INSERT INTO \"%s\"(%s) "
@@ -3163,8 +3197,46 @@ create_decomposed_metadata_tables (TrackerDBInterface *iface,
g_propagate_error (error, internal_error);
goto error_out;
}
-
+
g_free (query);
+
+ for (i = 0; i < n_props; i++) {
+ property = properties[i];
+
+ if (tracker_property_get_domain (property) == service &&
tracker_property_get_cardinality_changed (property)) {
+ GString *n_sel_col_sql, *n_in_col_sql;
+ const gchar *field_name = tracker_property_get_name (property);
+
+ n_in_col_sql = g_string_new ("ID");
+ n_sel_col_sql = g_string_new ("ID");
+
+ /* Function does what it must do, so reusable atm */
+ range_change_for (property, n_in_col_sql, n_sel_col_sql, field_name);
+
+ /* Columns happen to be the same for decomposed multi-value and single value atm
*/
+
+ query = g_strdup_printf ("INSERT INTO \"%s_%s\"(%s) "
+ "SELECT %s FROM \"%s_TEMP\"",
+ service_name, field_name,
+ n_in_col_sql->str,
n_sel_col_sql->str,
+ service_name);
+
+ g_string_free (n_in_col_sql, TRUE);
+ g_string_free (n_sel_col_sql, TRUE);
+
+ g_debug ("Copy supported nlr:maxCardinality change: %s", query);
+
+ tracker_db_interface_execute_query (iface, &internal_error, "%s", query);
+
+ if (internal_error) {
+ g_propagate_error (error, internal_error);
+ goto error_out;
+ }
+
+ g_free (query);
+ }
+ }
+
g_debug ("Rename (drop): DROP TABLE \"%s_TEMP\"", service_name);
tracker_db_interface_execute_query (iface, &internal_error,
"DROP TABLE \"%s_TEMP\"", service_name);
@@ -3276,6 +3348,7 @@ tracker_data_ontology_import_finished (void)
tracker_property_set_is_new_domain_index (properties[i], NULL, FALSE);
tracker_property_set_is_new (properties[i], FALSE);
tracker_property_set_db_schema_changed (properties[i], FALSE);
+ tracker_property_set_cardinality_changed (properties[i], FALSE);
}
}
diff --git a/src/libtracker-data/tracker-property.c b/src/libtracker-data/tracker-property.c
index f79e2c8..f9b05a0 100644
--- a/src/libtracker-data/tracker-property.c
+++ b/src/libtracker-data/tracker-property.c
@@ -70,6 +70,8 @@ struct _TrackerPropertyPrivate {
GArray *super_properties;
GArray *domain_indexes;
GArray *last_super_properties;
+ gboolean cardinality_changed;
+ gboolean orig_multiple_values;
};
static void property_finalize (GObject *object);
@@ -141,6 +143,7 @@ tracker_property_init (TrackerProperty *property)
priv->super_properties = g_array_new (TRUE, TRUE, sizeof (TrackerProperty *));
priv->domain_indexes = g_array_new (TRUE, TRUE, sizeof (TrackerClass *));
priv->last_super_properties = NULL;
+ priv->cardinality_changed = FALSE;
/* Make GET_PRIV working */
property->priv = priv;
@@ -549,6 +552,18 @@ tracker_property_get_db_schema_changed (TrackerProperty *property)
}
gboolean
+tracker_property_get_cardinality_changed (TrackerProperty *property)
+{
+ TrackerPropertyPrivate *priv;
+
+ g_return_val_if_fail (TRACKER_IS_PROPERTY (property), FALSE);
+
+ priv = GET_PRIV (property);
+
+ return priv->cardinality_changed;
+}
+
+gboolean
tracker_property_get_multiple_values (TrackerProperty *property)
{
TrackerPropertyPrivate *priv;
@@ -588,6 +603,18 @@ tracker_property_get_last_multiple_values (TrackerProperty *property)
}
gboolean
+tracker_property_get_orig_multiple_values (TrackerProperty *property)
+{
+ TrackerPropertyPrivate *priv;
+
+ g_return_val_if_fail (TRACKER_IS_PROPERTY (property), FALSE);
+
+ priv = GET_PRIV (property);
+
+ return priv->orig_multiple_values;
+}
+
+gboolean
tracker_property_get_is_inverse_functional_property (TrackerProperty *property)
{
TrackerPropertyPrivate *priv;
@@ -959,6 +986,19 @@ tracker_property_set_db_schema_changed (TrackerProperty *property,
}
void
+tracker_property_set_cardinality_changed (TrackerProperty *property,
+ gboolean value)
+{
+ TrackerPropertyPrivate *priv;
+
+ g_return_if_fail (TRACKER_IS_PROPERTY (property));
+
+ priv = GET_PRIV (property);
+
+ priv->cardinality_changed = value;
+}
+
+void
tracker_property_set_fulltext_indexed (TrackerProperty *property,
gboolean value)
{
@@ -998,6 +1038,20 @@ tracker_property_set_last_multiple_values (TrackerProperty *property,
}
void
+tracker_property_set_orig_multiple_values (TrackerProperty *property,
+ gboolean value)
+{
+ TrackerPropertyPrivate *priv;
+
+ g_return_if_fail (TRACKER_IS_PROPERTY (property));
+
+ priv = GET_PRIV (property);
+
+ priv->orig_multiple_values = value;
+}
+
+
+void
tracker_property_set_is_inverse_functional_property (TrackerProperty *property,
gboolean value)
{
diff --git a/src/libtracker-data/tracker-property.h b/src/libtracker-data/tracker-property.h
index c2a75d9..328d130 100644
--- a/src/libtracker-data/tracker-property.h
+++ b/src/libtracker-data/tracker-property.h
@@ -88,6 +88,7 @@ TrackerProperty * tracker_property_get_secondary_index (TrackerProperty
gboolean tracker_property_get_fulltext_indexed (TrackerProperty *property);
gboolean tracker_property_get_multiple_values (TrackerProperty *property);
gboolean tracker_property_get_last_multiple_values(TrackerProperty *property);
+gboolean tracker_property_get_orig_multiple_values(TrackerProperty *property);
gboolean tracker_property_get_transient (TrackerProperty *property);
gboolean tracker_property_get_is_new (TrackerProperty *property);
gboolean tracker_property_get_is_new_domain_index (TrackerProperty *property,
@@ -95,6 +96,7 @@ gboolean tracker_property_get_is_new_domain_index (TrackerProperty
gboolean tracker_property_get_writeback (TrackerProperty *property);
const gchar * tracker_property_get_default_value (TrackerProperty *property);
gboolean tracker_property_get_db_schema_changed (TrackerProperty *property);
+gboolean tracker_property_get_cardinality_changed (TrackerProperty *property);
gboolean tracker_property_get_is_inverse_functional_property
(TrackerProperty *property);
gboolean tracker_property_get_force_journal (TrackerProperty *property);
@@ -124,6 +126,8 @@ void tracker_property_set_multiple_values (TrackerProperty
gboolean value);
void tracker_property_set_last_multiple_values(TrackerProperty *property,
gboolean value);
+void tracker_property_set_orig_multiple_values(TrackerProperty *property,
+ gboolean value);
void tracker_property_set_transient (TrackerProperty *property,
gboolean value);
void tracker_property_set_is_new (TrackerProperty *property,
@@ -137,6 +141,8 @@ void tracker_property_set_default_value (TrackerProperty
const gchar *value);
void tracker_property_set_db_schema_changed (TrackerProperty *property,
gboolean value);
+void tracker_property_set_cardinality_changed (TrackerProperty *property,
+ gboolean value);
void tracker_property_set_is_inverse_functional_property
(TrackerProperty *property,
gboolean value);
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