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| author | Sam Thursfield <sam@afuera.me.uk> | 2020-05-11 01:32:49 +0200 |
|---|---|---|
| committer | Sam Thursfield <sam@afuera.me.uk> | 2020-05-11 02:07:36 +0200 |
| commit | 72ab6fb759e05a1b0a811fdcd22c924f1c84b5b5 (patch) | |
| tree | 7a89ffe2be9220e14a4cf3d7549eda41bd5fc220 | |
| parent | f434a61bf523a1ff57b050c9d68fe9342a1fbdc5 (diff) | |
| download | tracker-72ab6fb759e05a1b0a811fdcd22c924f1c84b5b5.tar.gz | |
cli: Add `tracker sparql --list-graphs` option
| -rw-r--r-- | docs/manpages/tracker-sparql.1.txt | 5 | ||||
| -rw-r--r-- | src/tracker/tracker-sparql.c | 30 |
2 files changed, 34 insertions, 1 deletions
diff --git a/docs/manpages/tracker-sparql.1.txt b/docs/manpages/tracker-sparql.1.txt index 1df1d7200..d943de5dd 100644 --- a/docs/manpages/tracker-sparql.1.txt +++ b/docs/manpages/tracker-sparql.1.txt @@ -88,7 +88,10 @@ See also *--tree* and *--query*. _property_ does not have to be supplied here. This is optional and filters the results according to any argument supplied. With no _property_, all properties are listed. - +* -g, --list-graphs:: + List all the named graphs in the database. These are used by the + filesystem miner to separate metadata so that apps can only see + the information relevant to them. *-t, --tree=[_class_]*:: Prints a tree showing all parent classes of _class_ in the ontology. The _class_ can be provided in shorthand or longhand (see diff --git a/src/tracker/tracker-sparql.c b/src/tracker/tracker-sparql.c index 736c7581d..ed51640d6 100644 --- a/src/tracker/tracker-sparql.c +++ b/src/tracker/tracker-sparql.c @@ -40,6 +40,7 @@ list_properties || \ list_notifies || \ list_indexes || \ + list_graphs || \ tree || \ search || \ get_shorthand || \ @@ -94,6 +95,7 @@ static gboolean list_class_prefixes; static gchar *list_properties; static gchar *list_notifies; static gchar *list_indexes; +static gchar *list_graphs; static gchar *tree; static gchar *get_shorthand; static gchar *get_longhand; @@ -147,6 +149,10 @@ static GOptionEntry entries[] = { N_("Retrieve indexes used in database to improve performance (PROPERTY is optional)"), N_("PROPERTY"), }, + { "list-graphs", 'g', 0, G_OPTION_ARG_NONE, &list_graphs, + N_("Retrieve all named graphs"), + NULL, + }, { "tree", 't', G_OPTION_FLAG_OPTIONAL_ARG, G_OPTION_ARG_CALLBACK, parse_tree, N_("Describe subclasses, superclasses (can be used with -s to highlight parts of the tree and -p to show properties)"), N_("CLASS"), @@ -1288,6 +1294,30 @@ sparql_run (void) print_cursor (cursor, _("No indexes were found"), _("Indexes"), TRUE); } + if (list_graphs) { + const gchar *query; + + /* First list classes */ + query = g_strdup_printf ("SELECT DISTINCT ?g " + "WHERE {" + " GRAPH ?g { ?s ?p ?o }" + "}"); + + cursor = tracker_sparql_connection_query (connection, query, NULL, &error); + + if (error) { + g_printerr ("%s, %s\n", + _("Could not list named graphs"), + error->message); + g_error_free (error); + g_object_unref (connection); + + return EXIT_FAILURE; + } + + print_cursor (cursor, _("No graphs were found"), _("Named graphs"), TRUE); + } + if (tree) { return tree_get (connection, tree, search); } |