/**
* tracker_miner_manager_get_running:
* @manager: a #trackerMinerManager
*
* Returns a list of references for all active miners. Active miners
* are miners which are running within a process.
*
* Returns: (transfer full) (element-type utf8) (nullable): a #GSList which
* must be freed with g_slist_free() and all contained data with g_free().
* Otherwise %NULL is returned if there are no miners.
*
* Since: 0.8
**/
GSList *
tracker_miner_manager_get_running (TrackerMinerManager *manager)
{
TrackerMinerManagerPrivate *priv;
GSList *list = NULL;
GError *error = NULL;
GVariant *v;
GVariantIter *iter;
const gchar *str = NULL;
g_return_val_if_fail (TRACKER_IS_MINER_MANAGER (manager), NULL);
priv = TRACKER_MINER_MANAGER_GET_PRIVATE (manager);
if (!priv->connection) {
return NULL;
}
v = g_dbus_connection_call_sync (priv->connection,
"org.freedesktop.DBus",
"/org/freedesktop/DBus",
"org.freedesktop.DBus",
"ListNames",
NULL,
G_VARIANT_TYPE ("(as)"),
G_DBUS_CALL_FLAGS_NONE,
-1,
NULL,
&error);
if (error) {
g_critical ("Could not get a list of names registered on the session bus, %s",
error ? error->message : "no error given");
g_clear_error (&error);
return NULL;
}
g_variant_get (v, "(as)", &iter);
while (g_variant_iter_loop (iter, "&s", &str)) {
if (!g_str_has_prefix (str, TRACKER_MINER_DBUS_NAME_PREFIX)) {
continue;
}
/* Special case miner-fs which has
* additional D-Bus interface.
*/
if (strcmp (str, "org.freedesktop.Tracker1.Miner.Files.Index") == 0) {
continue;
}
list = g_slist_prepend (list, g_strdup (str));
}
g_variant_iter_free (iter);
g_variant_unref (v);
list = g_slist_reverse (list);
return list;
}
/**
* tracker_miner_manager_index_file:
* @manager: a #TrackerMinerManager
* @file: a URL valid in GIO of a file to give to the miner for processing
* @error: (out callee-allocates) (transfer full) (allow-none): return location for errors
*
* Tells the filesystem miner to index the @file.
*
* On failure @error will be set.
*
* Returns: %TRUE on success, otherwise %FALSE.
*
* Since: 0.10
**/
gboolean
tracker_miner_manager_index_file (TrackerMinerManager *manager,
GFile *file,
GError **error)
{
TrackerMinerManagerPrivate *priv;
gchar *uri;
GVariant *v;
GError *new_error = NULL;
g_return_val_if_fail (TRACKER_IS_MINER_MANAGER (manager), FALSE);
g_return_val_if_fail (G_IS_FILE (file), FALSE);
if (!g_file_query_exists (file, NULL)) {
g_set_error_literal (error,
TRACKER_MINER_MANAGER_ERROR,
TRACKER_MINER_MANAGER_ERROR_NOENT,
"File or directory does not exist");
return FALSE;
}
if (!tracker_miner_manager_is_active (manager,
"org.freedesktop.Tracker1.Miner.Files")) {
g_set_error_literal (error,
TRACKER_MINER_MANAGER_ERROR,
TRACKER_MINER_MANAGER_ERROR_NOT_AVAILABLE,
"Filesystem miner is not active");
return FALSE;
}
priv = TRACKER_MINER_MANAGER_GET_PRIVATE (manager);
uri = g_file_get_uri (file);
v = g_dbus_connection_call_sync (priv->connection,
"org.freedesktop.Tracker1.Miner.Files.Index",
"/org/freedesktop/Tracker1/Miner/Files/Index",
"org.freedesktop.Tracker1.Miner.Files.Index",
"IndexFile",
g_variant_new ("(s)", uri),
NULL,
G_DBUS_CALL_FLAGS_NONE,
-1,
NULL,
&new_error);
g_free (uri);
if (new_error) {
g_propagate_error (error, new_error);
return FALSE;
}
g_variant_unref (v);
return FALSE;
}
/**
* tracker_miner_manager_index_file:
* @manager: a #TrackerMinerManager
* @file: a URL valid in GIO of a file to give to the miner for processing
* @error: (out callee-allocates) (transfer full) (allow-none): return location for errors
*
* Tells the filesystem miner to start indexing the @file.
*
* On failure @error will be set.
*
* Returns: %TRUE on success, otherwise %FALSE.
*
* Since: 0.10
**/
gboolean
tracker_miner_manager_index_file (TrackerMinerManager *manager,
GFile *file,
GError **error)
{
g_return_val_if_fail (TRACKER_IS_MINER_MANAGER (manager), FALSE);
g_return_val_if_fail (G_IS_FILE (file), FALSE);
return miner_manager_index_file_sync (manager, file, NULL, error);
}
/**
* tracker_miner_manager_pause_for_process:
* @manager: a #TrackerMinerManager.
* @miner: miner reference
* @reason: reason to pause
* @cookie: (out) (allow-none): return location for the pause cookie ID
*
* This function operates exactly the same way as
* tracker_miner_manager_pause() with the exception that if the calling
* process dies, the pause is resumed. This API is useful for cases
* where the calling process has a risk of crashing without resuming
* the pause.
*
* NOTE: If you call g_object_unref() on the @manager before you
* intend to resume the pause and it finalizes, it will automatically
* resume.
*
* Returns: %TRUE if the miner was paused successfully, otherwise
* %FALSE.
*
* Since: 0.10.15
**/
gboolean
tracker_miner_manager_pause_for_process (TrackerMinerManager *manager,
const gchar *miner,
const gchar *reason,
guint32 *cookie)
{
GDBusProxy *proxy;
const gchar *app_name;
GError *error = NULL;
GVariant *v;
g_return_val_if_fail (TRACKER_IS_MINER_MANAGER (manager), FALSE);
g_return_val_if_fail (miner != NULL, FALSE);
g_return_val_if_fail (reason != NULL, FALSE);
proxy = find_miner_proxy (manager, miner, TRUE);
if (!proxy) {
g_critical ("No D-Bus proxy found for miner '%s'", miner);
return FALSE;
}
/* Find a reasonable app name */
app_name = g_get_application_name ();
if (!app_name) {
app_name = g_get_prgname ();
}
if (!app_name) {
app_name = "TrackerMinerManager client";
}
v = g_dbus_proxy_call_sync (proxy,
"PauseForProcess",
g_variant_new ("(ss)", app_name, reason),
G_DBUS_CALL_FLAGS_NONE,
-1,
NULL,
&error);
if (error) {
g_critical ("Could not pause miner '%s': %s", miner, error->message);
g_error_free (error);
return FALSE;
}
if (cookie) {
g_variant_get (v, "(i)", cookie);
}
g_variant_unref (v);
return TRUE;
}
/**
* tracker_miner_manager_reindex_by_mimetype:
* @manager: a #TrackerMinerManager
* @mimetypes: (in): an array of mimetypes (E.G. "text/plain"). All items
* with a mimetype in that list will be reindexed.
* @error: (out callee-allocates) (transfer full) (allow-none): return location for errors
*
* Tells the filesystem miner to reindex any file with a mimetype in
* the @mimetypes list.
*
* On failure @error will be set.
*
* Returns: %TRUE on success, otherwise %FALSE.
*
* Since: 0.10
**/
gboolean
tracker_miner_manager_reindex_by_mimetype (TrackerMinerManager *manager,
const GStrv mimetypes,
GError **error)
{
TrackerMinerManagerPrivate *priv;
GVariant *v;
GError *new_error = NULL;
g_return_val_if_fail (TRACKER_IS_MINER_MANAGER (manager), FALSE);
g_return_val_if_fail (mimetypes != NULL, FALSE);
if (!tracker_miner_manager_is_active (manager,
"org.freedesktop.Tracker1.Miner.Files")) {
g_set_error_literal (error,
TRACKER_MINER_MANAGER_ERROR,
TRACKER_MINER_MANAGER_ERROR_NOT_AVAILABLE,
"Filesystem miner is not active");
return FALSE;
}
priv = TRACKER_MINER_MANAGER_GET_PRIVATE (manager);
v = g_dbus_connection_call_sync (priv->connection,
"org.freedesktop.Tracker1.Miner.Files.Index",
"/org/freedesktop/Tracker1/Miner/Files/Index",
"org.freedesktop.Tracker1.Miner.Files.Index",
"ReindexMimeTypes",
g_variant_new ("(^as)", mimetypes),
NULL,
G_DBUS_CALL_FLAGS_NONE,
-1,
NULL,
&new_error);
if (new_error) {
g_propagate_error (error, new_error);
return FALSE;
}
g_variant_unref (v);
return FALSE;
}
/**
* tracker_miner_manager_get_description:
* @manager: a #TrackerMinerManager
* @miner: miner reference
*
* Returns the description for the given @miner.
*
* Returns: (transfer none): A string which should not be freed or %NULL if none is specified.
*
* Since: 0.8
**/
const gchar *
tracker_miner_manager_get_description (TrackerMinerManager *manager,
const gchar *miner)
{
TrackerMinerManagerPrivate *priv;
GList *m;
g_return_val_if_fail (TRACKER_IS_MINER_MANAGER (manager), NULL);
g_return_val_if_fail (miner != NULL, NULL);
priv = TRACKER_MINER_MANAGER_GET_PRIVATE (manager);
for (m = priv->miners; m; m = m->next) {
MinerData *data = m->data;
if (strcmp (miner, data->dbus_name) == 0) {
return data->description;
}
}
return NULL;
}
/**
* tracker_miner_manager_is_active:
* @manager: a #TrackerMinerManager
* @miner: miner reference
*
* Returns the miner's current activity.
*
* Returns: %TRUE if the @miner is active, otherwise %FALSE.
*
* Since: 0.8
**/
gboolean
tracker_miner_manager_is_active (TrackerMinerManager *manager,
const gchar *miner)
{
TrackerMinerManagerPrivate *priv;
GError *error = NULL;
gboolean active = FALSE;
GVariant *v;
g_return_val_if_fail (TRACKER_IS_MINER_MANAGER (manager), FALSE);
g_return_val_if_fail (miner != NULL, FALSE);
priv = TRACKER_MINER_MANAGER_GET_PRIVATE (manager);
v = g_dbus_connection_call_sync (priv->connection,
"org.freedesktop.DBus",
"/org/freedesktop/DBus",
"org.freedesktop.DBus",
"NameHasOwner",
g_variant_new ("(s)", miner),
(GVariantType *) "(b)",
G_DBUS_CALL_FLAGS_NONE,
-1,
NULL,
&error);
if (error) {
g_critical ("Could not check whether miner '%s' is currently active: %s",
miner, error ? error->message : "no error given");
g_error_free (error);
return FALSE;
}
g_variant_get (v, "(b)", &active);
g_variant_unref (v);
return active;
}
/**
* tracker_miner_manager_ignore_next_update:
* @manager: a #TrackerMinerManager
* @miner: miner reference
* @urls: (in): the subjects to ignore the next updates of
*
* Tells the @miner to ignore any events for the next @urls. This is
* used for cases where a file is updated by Tracker by the
* tracker-writeback service. This API is used to avoid signalling up
* the stack the changes to @urls.
*
* Returns: %TRUE on success, otherwise %FALSE.
*
* Since: 0.8
*
* Deprecated: 0.12
**/
gboolean
tracker_miner_manager_ignore_next_update (TrackerMinerManager *manager,
const gchar *miner,
const gchar **urls)
{
GDBusProxy *proxy;
GError *error = NULL;
GVariant *v;
g_return_val_if_fail (TRACKER_IS_MINER_MANAGER (manager), FALSE);
g_return_val_if_fail (miner != NULL, FALSE);
proxy = find_miner_proxy (manager, miner, TRUE);
if (!proxy) {
g_warning ("No D-Bus proxy found for miner '%s'", miner);
return FALSE;
}
v = g_dbus_proxy_call_sync (proxy,
"IgnoreNextUpdate",
g_variant_new ("(^as)", urls),
G_DBUS_CALL_FLAGS_NONE,
-1,
NULL,
&error);
if (error) {
g_warning ("Could not ignore next update for miner '%s': %s", miner, error->message);
g_error_free (error);
return FALSE;
}
g_variant_unref (v);
return TRUE;
}
/**
* tracker_miner_manager_resume:
* @manager: a #TrackerMinerManager
* @miner: miner reference
* @cookie: pause cookie
*
* Tells @miner to resume activity. The miner won't actually resume
* operations until all pause requests have been resumed.
*
* Returns: %TRUE if the miner was successfully resumed, otherwise
* %FALSE.
*
* Since: 0.8
**/
gboolean
tracker_miner_manager_resume (TrackerMinerManager *manager,
const gchar *miner,
guint32 cookie)
{
GDBusProxy *proxy;
GError *error = NULL;
GVariant *v;
g_return_val_if_fail (TRACKER_IS_MINER_MANAGER (manager), FALSE);
g_return_val_if_fail (miner != NULL, FALSE);
proxy = find_miner_proxy (manager, miner, TRUE);
if (!proxy) {
g_critical ("No D-Bus proxy found for miner '%s'", miner);
return FALSE;
}
v = g_dbus_proxy_call_sync (proxy,
"Resume",
g_variant_new ("(i)", (gint) cookie),
G_DBUS_CALL_FLAGS_NONE,
-1,
NULL,
&error);
if (error) {
g_critical ("Could not resume miner '%s': %s", miner, error->message);
g_error_free (error);
return FALSE;
}
g_variant_unref (v);
return TRUE;
}
/**
* tracker_miner_manager_is_paused:
* @manager: a #TrackerMinerManager
* @miner: miner reference
* @applications: (out callee-allocates) (allow-none) (transfer full):
* return location for application names.
* @reasons: (out callee-allocates) (allow-none) (transfer full):
* return location for pause reasons.
*
* This function either returns %FALSE if the miner is not paused,
* or returns %TRUE and fills in @applications and @reasons with
* the pause reasons and the applications that asked for it. Both
* arrays will have the same lengh, and will be sorted so the
* application/pause reason pairs have the same index.
*
* Returns: %TRUE if @miner is paused, otherwise %FALSE.
*
* Since: 0.8
**/
gboolean
tracker_miner_manager_is_paused (TrackerMinerManager *manager,
const gchar *miner,
GStrv *applications,
GStrv *reasons)
{
GDBusProxy *proxy;
GStrv apps, r;
GError *error = NULL;
gboolean paused;
GVariant *v;
if (applications) {
*applications = NULL;
}
if (reasons) {
*reasons = NULL;
}
g_return_val_if_fail (TRACKER_IS_MINER_MANAGER (manager), TRUE);
g_return_val_if_fail (miner != NULL, TRUE);
proxy = find_miner_proxy (manager, miner, TRUE);
if (!proxy) {
g_critical ("No D-Bus proxy found for miner '%s'", miner);
return FALSE;
}
v = g_dbus_proxy_call_sync (proxy,
"GetPauseDetails",
NULL,
G_DBUS_CALL_FLAGS_NONE,
-1,
NULL,
&error);
if (error) {
g_critical ("Could not get pause details for miner '%s': %s", miner,
error->message);
g_error_free (error);
return FALSE;
}
g_variant_get (v, "(^as^as)", &apps, &r);
g_variant_unref (v);
paused = (g_strv_length (apps) > 0);
if (applications) {
*applications = apps;
} else {
g_strfreev (apps);
}
if (reasons) {
*reasons = r;
} else {
g_strfreev (r);
}
return paused;
}
/**
* tracker_miner_manager_get_status:
* @manager: a #TrackerMinerManager
* @miner: miner reference
* @status: (out) (allow-none): return location for status
* @progress: (out) (allow-none): return location for progress
* @remaining_time: (out) (allow-none): return location for remaining time
*
* Returns the current status, progress and remaining time for @miner.
* @remaining_time will be 0 if not possible to compute it yet,
* and less than zero if it is not applicable.
*
* Returns: %TRUE if the status could be retrieved successfully,
* otherwise %FALSE
*
* Since: 0.12
**/
gboolean
tracker_miner_manager_get_status (TrackerMinerManager *manager,
const gchar *miner,
gchar **status,
gdouble *progress,
gint *remaining_time)
{
GDBusProxy *proxy;
g_return_val_if_fail (TRACKER_IS_MINER_MANAGER (manager), FALSE);
g_return_val_if_fail (miner != NULL, FALSE);
/* At least one of them should be asked */
g_return_val_if_fail (status != NULL ||
progress != NULL ||
remaining_time != NULL, FALSE);
proxy = find_miner_proxy (manager, miner, TRUE);
if (!proxy) {
g_critical ("No D-Bus proxy found for miner '%s'", miner);
return FALSE;
}
if (progress) {
GError *error = NULL;
GVariant *v;
v = g_dbus_proxy_call_sync (proxy,
"GetProgress",
NULL,
G_DBUS_CALL_FLAGS_NONE,
-1,
NULL,
&error);
if (error) {
/* We handle this error as a special case, some
* plugins don't have .service files.
*/
if (error->code != G_DBUS_ERROR_SERVICE_UNKNOWN) {
g_critical ("Could not get miner progress for '%s': %s", miner,
error->message);
}
g_error_free (error);
return FALSE;
}
g_variant_get (v, "(d)", progress);
g_variant_unref (v);
}
if (status) {
GError *error = NULL;
GVariant *v;
v = g_dbus_proxy_call_sync (proxy,
"GetStatus",
NULL,
G_DBUS_CALL_FLAGS_NONE,
-1,
NULL,
&error);
if (error) {
g_critical ("Could not get miner status for '%s': %s", miner,
error->message);
g_error_free (error);
return FALSE;
}
g_variant_get (v, "(s)", status);
g_variant_unref (v);
}
if (remaining_time) {
GError *error = NULL;
GVariant *v;
v = g_dbus_proxy_call_sync (proxy,
"GetRemainingTime",
NULL,
G_DBUS_CALL_FLAGS_NONE,
-1,
NULL,
&error);
if (error) {
g_critical ("Could not get miner remaining processing "
"time for '%s': %s", miner,
error->message);
g_error_free (error);
return FALSE;
}
g_variant_get (v, "(i)", remaining_time);
g_variant_unref (v);
}
return TRUE;
}
