[tracker/wip/carlosg/domain-ontologies: 97/124] tracker-extract: Add --domain-ontology switch

[Carlos Garnacho <carlosg src gnome org>]

commit 2e2f27cfc1153d9ff3cae2e13eecfb2e8673643d
Author: Carlos Garnacho <carlosg gnome org>
Date:   Mon Jun 19 21:02:42 2017 +0200

    tracker-extract: Add --domain-ontology switch
    
    This allows tracker-extract to dump data on other domain ontologies
    than the default one.

 src/tracker-extract/tracker-main.c |   29 ++++++++++++++++++++++++++---
 1 files changed, 26 insertions(+), 3 deletions(-)
---
diff --git a/src/tracker-extract/tracker-main.c b/src/tracker-extract/tracker-main.c
index 6258b83..6a896f3 100644
--- a/src/tracker-extract/tracker-main.c
+++ b/src/tracker-extract/tracker-main.c
@@ -62,7 +62,7 @@
        "\n" \
        "  http://www.gnu.org/licenses/gpl.txt\n";
 
-#define DBUS_NAME "org.freedesktop.Tracker1.Miner.Extract"
+#define DBUS_NAME_SUFFIX "Miner.Extract"
 #define DBUS_PATH "/org/freedesktop/Tracker1/Miner/Extract"
 
 static GMainLoop *main_loop;
@@ -73,6 +73,7 @@ static gchar *mime_type;
 static gchar *force_module;
 static gchar *output_format_name;
 static gboolean version;
+static gchar *domain_ontology_name = NULL;
 
 static TrackerConfig *config;
 
@@ -97,6 +98,10 @@ static GOptionEntry entries[] = {
        { "output-format", 'o', 0, G_OPTION_ARG_STRING, &output_format_name,
          N_("Output results format: “sparql”, or “turtle”"),
          N_("FORMAT") },
+       { "domain-ontology", 'd', 0,
+         G_OPTION_ARG_STRING, &domain_ontology_name,
+         N_("Runs for an specific domain ontology"),
+         NULL },
        { "version", 'V', 0,
          G_OPTION_ARG_NONE, &version,
          N_("Displays version information"),
@@ -307,6 +312,8 @@ main (int argc, char *argv[])
        GMainLoop *my_main_loop;
        GDBusConnection *connection;
        TrackerMinerProxy *proxy;
+       TrackerDomainOntology *domain_ontology;
+       gchar *dbus_name;
 
        bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);
        bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
@@ -344,6 +351,16 @@ main (int argc, char *argv[])
 
        setlocale (LC_ALL, "");
 
+       tracker_sparql_connection_set_domain (domain_ontology_name);
+
+       domain_ontology = tracker_domain_ontology_new (domain_ontology_name, NULL, &error);
+       if (error) {
+               g_critical ("Could not load domain ontology '%s': %s",
+                           domain_ontology_name, error->message);
+               g_error_free (error);
+               return EXIT_FAILURE;
+       }
+
        connection = g_bus_get_sync (TRACKER_IPC_BUS, NULL, &error);
        if (error) {
                g_critical ("Could not create DBus connection: %s\n",
@@ -352,13 +369,18 @@ main (int argc, char *argv[])
                return EXIT_FAILURE;
        }
 
-       if (!tracker_dbus_request_name (connection, DBUS_NAME, &error)) {
+       dbus_name = tracker_domain_ontology_get_domain (domain_ontology, DBUS_NAME_SUFFIX);
+
+       if (!tracker_dbus_request_name (connection, dbus_name, &error)) {
                g_critical ("Could not request DBus name '%s': %s",
-                           DBUS_NAME, error->message);
+                           dbus_name, error->message);
                g_error_free (error);
+               g_free (dbus_name);
                return EXIT_FAILURE;
        }
 
+       g_free (dbus_name);
+
        config = tracker_config_new ();
 
        /* Extractor command line arguments */
@@ -443,6 +465,7 @@ main (int argc, char *argv[])
        g_object_unref (controller);
        g_object_unref (proxy);
        g_object_unref (connection);
+       g_object_unref (domain_ontology);
 
        tracker_log_shutdown ();