[gnome-photos/wip/rishi/online-miners: 17/17] google-miner
- From: Debarshi Ray <debarshir src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gnome-photos/wip/rishi/online-miners: 17/17] google-miner
- Date: Wed, 7 Apr 2021 23:48:30 +0000 (UTC)
commit c6e433949553484a92b2a4530514506976f4f04c
Author: Debarshi Ray <debarshir gnome org>
Date: Wed Mar 24 02:08:32 2021 +0100
google-miner
https://gitlab.gnome.org/GNOME/gnome-photos/-/issues/83
meson.build | 2 +-
po/POTFILES.in | 1 +
src/meson.build | 29 +
src/photos-online-miner-google-main.c | 42 ++
src/photos-online-miner-google.c | 324 ++++++++
src/photos-online-miner-google.h | 34 +
src/photos-online-miner.c | 1321 +++++++++++++++++++++++++++++++++
src/photos-online-miner.h | 51 ++
8 files changed, 1803 insertions(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index 3901719b..5d2a175c 100644
--- a/meson.build
+++ b/meson.build
@@ -170,7 +170,7 @@ grilo_dep = dependency('grilo-0.3', version: '>= 0.3.5')
gsettings_desktop_schemas_dep = dependency('gsettings-desktop-schemas')
gtk_dep = dependency('gtk+-3.0', version: '>= 3.22.16')
gtk_unix_print_dep = dependency('gtk+-unix-print-3.0')
-libdazzle_dep = dependency('libdazzle-1.0', version: '>= 3.26.0')
+libdazzle_dep = dependency('libdazzle-1.0', version: '>= 3.41.1')
libgdata_dep = dependency('libgdata', version: '>= 0.17.13')
libgfgraph_dep = dependency('libgfbgraph-0.2', version: '>= 0.2.1')
libhandy_dep = dependency ('libhandy-1', version: '>= 1.1.90')
diff --git a/po/POTFILES.in b/po/POTFILES.in
index d0b3cbf9..6044c785 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -24,6 +24,7 @@ src/photos-item-manager.c
src/photos-local-item.c
src/photos-main-toolbar.c
src/photos-main-window.c
+src/photos-online-miner.c
src/photos-organize-collection-dialog.c
src/photos-preview-menu.ui
src/photos-preview-nav-buttons.c
diff --git a/src/meson.build b/src/meson.build
index de6ac503..a04922b4 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -418,6 +418,35 @@ executable(
install_rpath: photos_libdir,
)
+gnome_photos_online_miner_google_sources = files(
+ 'photos-online-miner.c',
+ 'photos-online-miner-google.c',
+ 'photos-online-miner-google-main.c',
+)
+
+deps = [
+ gio_dep,
+ gio_unix_dep,
+ glib_dep,
+ gobject_dep,
+ goa_dep,
+ libdazzle_dep,
+ libgdata_dep,
+ libgnome_photos_dep,
+ tracker_sparql_dep,
+]
+
+executable(
+ meson.project_name() + '-online-miner-google',
+ gnome_photos_online_miner_google_sources,
+ include_directories: top_inc,
+ dependencies: deps,
+ c_args: cflags,
+ install: true,
+ install_dir: photos_libexecdir,
+ install_rpath: photos_libdir,
+)
+
gnome_photos_thumbnailer_sources = files(
'photos-pixbuf.c',
'photos-thumbnailer.c',
diff --git a/src/photos-online-miner-google-main.c b/src/photos-online-miner-google-main.c
new file mode 100644
index 00000000..db99dc29
--- /dev/null
+++ b/src/photos-online-miner-google-main.c
@@ -0,0 +1,42 @@
+/*
+ * Photos - access, organize and share your photos on GNOME
+ * Copyright © 2021 Red Hat, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "config.h"
+
+#include <glib.h>
+
+#include "photos-debug.h"
+#include "photos-online-miner-google.h"
+
+
+gint
+main (gint argc, gchar *argv[])
+{
+ g_autoptr (GApplication) app = NULL;
+ gint exit_status = 0;
+
+ photos_debug_init ();
+
+ g_set_prgname (PACKAGE_TARNAME "-online-miner-google");
+
+ app = photos_online_miner_google_new ();
+ exit_status = g_application_run (app, argc, argv);
+
+ return exit_status;
+}
diff --git a/src/photos-online-miner-google.c b/src/photos-online-miner-google.c
new file mode 100644
index 00000000..13dcf1a0
--- /dev/null
+++ b/src/photos-online-miner-google.c
@@ -0,0 +1,324 @@
+/*
+ * Photos - access, organize and share your photos on GNOME
+ * Copyright © 2021 Red Hat, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "config.h"
+
+#include <gdata/gdata.h>
+#include <goa/goa.h>
+#include <tracker-sparql.h>
+
+#include "photos-debug.h"
+#include "photos-error.h"
+#include "photos-online-miner-google.h"
+
+
+struct _PhotosOnlineMinerGoogle
+{
+ PhotosOnlineMiner parent_instance;
+};
+
+
+G_DEFINE_TYPE (PhotosOnlineMinerGoogle, photos_online_miner_google, PHOTOS_TYPE_ONLINE_MINER);
+
+
+typedef struct _PhotosOnlineMinerGoogleRefreshAccountData PhotosOnlineMinerGoogleRefreshAccountData;
+
+struct _PhotosOnlineMinerGoogleRefreshAccountData
+{
+ GList *current_album_link;
+ GHashTable *identifier_to_urn_old;
+ GDataFeed *feed;
+ GDataPicasaWebService *service;
+ GoaObject *object;
+ gchar *datasource;
+};
+
+
+static PhotosOnlineMinerGoogleRefreshAccountData *
+photos_online_miner_google_refresh_account_data_new (GHashTable *identifier_to_urn_old,
+ GDataPicasaWebService *service,
+ GoaObject *object,
+ const gchar *datasource)
+{
+ PhotosOnlineMinerGoogleRefreshAccountData *data;
+
+ g_return_val_if_fail (GOA_IS_OBJECT (object), NULL);
+ g_return_val_if_fail (GDATA_IS_PICASAWEB_SERVICE (service), NULL);
+ g_return_val_if_fail (datasource != NULL && datasource[0] != '\0', NULL);
+
+ data = g_slice_new0 (PhotosOnlineMinerGoogleRefreshAccountData);
+ data->identifier_to_urn_old = g_hash_table_ref (identifier_to_urn_old);
+ data->service = g_object_ref (service);
+ data->object = g_object_ref (object);
+ data->datasource = g_strdup (datasource);
+
+ return data;
+}
+
+
+static void
+photos_online_miner_google_refresh_account_data_free (PhotosOnlineMinerGoogleRefreshAccountData *data)
+{
+ g_clear_object (&data->feed);
+ g_object_unref (data->identifier_to_urn_old);
+ g_object_unref (data->service);
+ g_object_unref (data->object);
+ g_free (data->datasource);
+ g_slice_free (PhotosOnlineMinerGoogleRefreshAccountData, data);
+}
+
+
+static void
+photos_online_miner_google_process_album_async (PhotosOnlineMinerGoogle *self,
+ GDataPicasaWebService *service,
+ GDataPicasaWebAlbum *album,
+ GHashTable *identifier_to_urn_old,
+ const gchar *datasource,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
+{
+ g_return_if_fail (PHOTOS_IS_ONLINE_MINER_GOOGLE (self));
+ g_return_if_fail (GDATA_IS_PICASAWEB_SERVICE (service));
+ g_return_if_fail (GDATA_IS_PICASAWEB_ALBUM (album));
+ g_return_if_fail (datasource != NULL && datasource[0] != '\0');
+ g_return_if_fail (cancellable == NULL || G_IS_CANCELLABLE (cancellable));
+}
+
+
+static gboolean
+photos_online_miner_google_process_album_finish (PhotosOnlineMinerGoogle *self, GAsyncResult *res, GError
**error)
+{
+ GTask *task;
+
+ g_return_val_if_fail (PHOTOS_IS_ONLINE_MINER_GOOGLE (self), FALSE);
+
+ g_return_val_if_fail (g_task_is_valid (res, self), FALSE);
+ task = G_TASK (res);
+
+ g_return_val_if_fail (g_task_get_source_tag (task) == photos_online_miner_google_process_album_async,
FALSE);
+ g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
+
+ return g_task_propagate_boolean (task, error);
+}
+
+
+static void
+photos_online_miner_google_refresh_account_process_album (GObject *source_object,
+ GAsyncResult *res,
+ gpointer user_data)
+{
+ PhotosOnlineMinerGoogle *self = PHOTOS_ONLINE_MINER_GOOGLE (source_object);
+ GCancellable *cancellable;
+ g_autoptr (GTask) task = G_TASK (user_data);
+ GDataPicasaWebAlbum *album;
+ PhotosOnlineMinerGoogleRefreshAccountData *data;
+
+ cancellable = g_task_get_cancellable (task);
+ data = (PhotosOnlineMinerGoogleRefreshAccountData *) g_task_get_task_data (task);
+
+ album = GDATA_PICASAWEB_ALBUM (data->current_album_link->data);
+
+ {
+ g_autoptr (GError) error = NULL;
+
+ if (!photos_online_miner_google_process_album_finish (self, res, &error))
+ {
+ if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
+ g_warning ("Unable to process album: %s", error->message);
+ }
+ }
+
+ data->current_album_link = data->current_album_link->next;
+ if (data->current_album_link == NULL)
+ {
+ g_task_return_boolean (task, TRUE);
+ goto out;
+ }
+
+ album = GDATA_PICASAWEB_ALBUM (data->current_album_link->data);
+
+ photos_online_miner_google_process_album_async (self,
+ data->service,
+ album,
+ data->identifier_to_urn_old,
+ data->datasource,
+ cancellable,
+ photos_online_miner_google_refresh_account_process_album,
+ g_object_ref (task));
+
+ out:
+ return;
+}
+
+
+static void
+photos_online_miner_google_refresh_account_query_all_albums (GObject *source_object,
+ GAsyncResult *res,
+ gpointer user_data)
+{
+ PhotosOnlineMinerGoogle *self;
+ GCancellable *cancellable;
+ g_autoptr (GTask) task = G_TASK (user_data);
+ g_autoptr (GDataFeed) feed = NULL;
+ GDataPicasaWebAlbum *album;
+ GDataPicasaWebService *service = GDATA_PICASAWEB_SERVICE (source_object);
+ PhotosOnlineMinerGoogleRefreshAccountData *data;
+
+ self = PHOTOS_ONLINE_MINER_GOOGLE (g_task_get_source_object (task));
+ cancellable = g_task_get_cancellable (task);
+ data = (PhotosOnlineMinerGoogleRefreshAccountData *) g_task_get_task_data (task);
+
+ {
+ g_autoptr (GError) error = NULL;
+
+ feed = gdata_service_query_finish (GDATA_SERVICE (service), res, &error);
+ if (error != NULL)
+ {
+ g_task_return_error (task, g_steal_pointer (&error));
+ goto out;
+ }
+ }
+
+ g_assert (data->feed == NULL);
+ g_assert (GDATA_IS_FEED (feed));
+ data->feed = g_object_ref (feed);
+
+ data->current_album_link = gdata_feed_get_entries (data->feed);
+ if (data->current_album_link == NULL)
+ {
+ g_task_return_boolean (task, TRUE);
+ goto out;
+ }
+
+ album = GDATA_PICASAWEB_ALBUM (data->current_album_link->data);
+
+ photos_online_miner_google_process_album_async (self,
+ service,
+ album,
+ data->identifier_to_urn_old,
+ data->datasource,
+ cancellable,
+ photos_online_miner_google_refresh_account_process_album,
+ g_object_ref (task));
+
+ out:
+ return;
+}
+
+
+static void
+photos_online_miner_google_refresh_account_async (PhotosOnlineMiner *online_miner,
+ GHashTable *identifier_to_urn_old,
+ GoaObject *object,
+ const gchar *datasource,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
+{
+ PhotosOnlineMinerGoogle *self = PHOTOS_ONLINE_MINER_GOOGLE (online_miner);
+ g_autoptr (GTask) task = NULL;
+ g_autoptr (GDataGoaAuthorizer) authorizer = NULL;
+ g_autoptr (GDataPicasaWebService) service = NULL;
+ PhotosOnlineMinerGoogleRefreshAccountData *data;
+
+ authorizer = gdata_goa_authorizer_new (object);
+ service = gdata_picasaweb_service_new (GDATA_AUTHORIZER (authorizer));
+ data = photos_online_miner_google_refresh_account_data_new (identifier_to_urn_old, service, object,
datasource);
+
+ task = g_task_new (self, cancellable, callback, user_data);
+ g_task_set_source_tag (task, photos_online_miner_google_refresh_account_async);
+ g_task_set_task_data (task, data, (GDestroyNotify) photos_online_miner_google_refresh_account_data_free);
+
+ gdata_picasaweb_service_query_all_albums_async (service,
+ NULL,
+ NULL,
+ cancellable,
+ NULL,
+ NULL,
+ NULL,
+
photos_online_miner_google_refresh_account_query_all_albums,
+ g_object_ref (task));
+}
+
+
+static gboolean
+photos_online_miner_google_refresh_account_finish (PhotosOnlineMiner *online_miner,
+ GAsyncResult *res,
+ GError **error)
+{
+ PhotosOnlineMinerGoogle *self = PHOTOS_ONLINE_MINER_GOOGLE (online_miner);
+ GTask *task;
+
+ g_return_val_if_fail (g_task_is_valid (res, self), FALSE);
+ task = G_TASK (res);
+
+ g_return_val_if_fail (g_task_get_source_tag (task) == photos_online_miner_google_refresh_account_async,
FALSE);
+ g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
+
+ return g_task_propagate_boolean (task, error);
+}
+
+
+static void
+photos_online_miner_google_dispose (GObject *object)
+{
+ PhotosOnlineMinerGoogle *self = PHOTOS_ONLINE_MINER_GOOGLE (object);
+
+ G_OBJECT_CLASS (photos_online_miner_google_parent_class)->dispose (object);
+}
+
+
+static void
+photos_online_miner_google_finalize (GObject *object)
+{
+ PhotosOnlineMinerGoogle *self = PHOTOS_ONLINE_MINER_GOOGLE (object);
+
+ G_OBJECT_CLASS (photos_online_miner_google_parent_class)->finalize (object);
+}
+
+
+static void
+photos_online_miner_google_init (PhotosOnlineMinerGoogle *self)
+{
+}
+
+
+static void
+photos_online_miner_google_class_init (PhotosOnlineMinerGoogleClass *class)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (class);
+ PhotosOnlineMinerClass *online_miner_class = PHOTOS_ONLINE_MINER_CLASS (class);
+
+ online_miner_class->identifier = "photos:google:miner:02797020-eab2-456b-ae6e-053994d803a6";
+ online_miner_class->provider_type = "google";
+ online_miner_class->version = 0U;
+
+ object_class->dispose = photos_online_miner_google_dispose;
+ object_class->finalize = photos_online_miner_google_finalize;
+ online_miner_class->refresh_account_async = photos_online_miner_google_refresh_account_async;
+ online_miner_class->refresh_account_finish = photos_online_miner_google_refresh_account_finish;
+}
+
+
+GApplication *
+photos_online_miner_google_new (void)
+{
+ return g_object_new (PHOTOS_TYPE_ONLINE_MINER_GOOGLE, NULL);
+}
diff --git a/src/photos-online-miner-google.h b/src/photos-online-miner-google.h
new file mode 100644
index 00000000..c5124c8b
--- /dev/null
+++ b/src/photos-online-miner-google.h
@@ -0,0 +1,34 @@
+/*
+ * Photos - access, organize and share your photos on GNOME
+ * Copyright © 2021 Red Hat, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include "photos-online-miner.h"
+
+G_BEGIN_DECLS
+
+#define PHOTOS_TYPE_ONLINE_MINER_GOOGLE (photos_online_miner_google_get_type ())
+G_DECLARE_FINAL_TYPE (PhotosOnlineMinerGoogle,
+ photos_online_miner_google,
+ PHOTOS,
+ ONLINE_MINER_GOOGLE,
+ PhotosOnlineMiner);
+
+GApplication *photos_online_miner_google_new (void);
+
+G_END_DECLS
diff --git a/src/photos-online-miner.c b/src/photos-online-miner.c
new file mode 100644
index 00000000..b3d6f1e1
--- /dev/null
+++ b/src/photos-online-miner.c
@@ -0,0 +1,1321 @@
+/*
+ * Photos - access, organize and share your photos on GNOME
+ * Copyright © 2021 Red Hat, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#include "config.h"
+
+#include <locale.h>
+#include <stdlib.h>
+
+#include <dazzle.h>
+#include <glib/gi18n.h>
+
+#include "photos-debug.h"
+#include "photos-error.h"
+#include "photos-online-miner-dbus.h"
+#include "photos-online-miner.h"
+
+
+typedef struct _PhotosOnlineMinerPrivate PhotosOnlineMinerPrivate;
+
+struct _PhotosOnlineMinerPrivate
+{
+ GApplication parent_instance;
+ GDBusConnection *dbus_connection;
+ GError *client_error;
+ GHashTable *cancellables;
+ GoaClient *client;
+ PhotosOnlineMinerDBus *skeleton;
+ TrackerSparqlConnection *sparql_connection;
+ gchar *address;
+};
+
+
+G_DEFINE_ABSTRACT_TYPE_WITH_PRIVATE (PhotosOnlineMiner, photos_online_miner, G_TYPE_APPLICATION);
+
+
+typedef struct _PhotosOnlineMinerRefreshAccountData PhotosOnlineMinerRefreshAccountData;
+typedef struct _PhotosOnlineMinerRefreshDBData PhotosOnlineMinerRefreshDBData;
+
+struct _PhotosOnlineMinerRefreshAccountData
+{
+ GHashTable *identifier_to_urn_old;
+ GoaObject *object;
+ gchar *datasource;
+};
+
+struct _PhotosOnlineMinerRefreshDBData
+{
+ GList *accounts_selected;
+ GPtrArray *accounts_to_be_indexed;
+ GPtrArray *datasources_to_be_deleted;
+ GTask *cache_task;
+};
+
+enum
+{
+ INACTIVITY_TIMEOUT = 12000 /* ms */
+};
+
+static const GOptionEntry COMMAND_LINE_OPTIONS[] =
+{
+ { "address", 0, G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, NULL, N_("D-Bus address to use"), NULL},
+ { NULL }
+};
+
+static DzlTaskCache *refresh_db_cache;
+static const gchar *ONLINE_MINER_PATH = "/org/gnome/Photos/OnlineMiner";
+
+
+static PhotosOnlineMinerRefreshAccountData *
+photos_online_miner_refresh_account_data_new (GoaObject *object, const gchar *datasource)
+{
+ PhotosOnlineMinerRefreshAccountData *data;
+
+ g_return_val_if_fail (GOA_IS_OBJECT (object), NULL);
+ g_return_val_if_fail (datasource != NULL && datasource[0] != '\0', NULL);
+
+ data = g_slice_new0 (PhotosOnlineMinerRefreshAccountData);
+ data->identifier_to_urn_old = g_hash_table_new_full (g_str_hash,
+ g_str_equal,
+ (GDestroyNotify) g_free,
+ (GDestroyNotify) g_free);
+ data->object = g_object_ref (object);
+ data->datasource = g_strdup (datasource);
+
+ return data;
+}
+
+
+static void
+photos_online_miner_refresh_account_data_free (PhotosOnlineMinerRefreshAccountData *data)
+{
+ g_object_unref (data->identifier_to_urn_old);
+ g_object_unref (data->object);
+ g_free (data->datasource);
+ g_slice_free (PhotosOnlineMinerRefreshAccountData, data);
+}
+
+
+static PhotosOnlineMinerRefreshDBData *
+photos_online_miner_refresh_db_data_new (GList *accounts_selected, GTask *cache_task)
+{
+ PhotosOnlineMinerRefreshDBData *data;
+
+ g_return_val_if_fail (G_IS_TASK (cache_task), NULL);
+
+ data = g_slice_new0 (PhotosOnlineMinerRefreshDBData);
+ data->accounts_selected = g_list_copy_deep (accounts_selected, (GCopyFunc) g_object_ref, NULL);
+ data->accounts_to_be_indexed = g_ptr_array_new_with_free_func (g_object_unref);
+ data->datasources_to_be_deleted = g_ptr_array_new_with_free_func (g_free);
+ data->cache_task = g_object_ref (cache_task);
+
+ return data;
+}
+
+
+static void
+photos_online_miner_refresh_db_data_free (PhotosOnlineMinerRefreshDBData *data)
+{
+ g_list_free_full (data->accounts_selected, g_object_unref);
+ g_ptr_array_unref (data->accounts_to_be_indexed);
+ g_ptr_array_unref (data->datasources_to_be_deleted);
+ g_object_unref (data->cache_task);
+ g_slice_free (PhotosOnlineMinerRefreshDBData, data);
+}
+
+
+static gboolean
+photos_online_miner_authorize_authenticated_peer (PhotosOnlineMiner *self,
+ GIOStream *iostream,
+ GCredentials *credentials)
+{
+ g_autoptr (GCredentials) own_credentials = NULL;
+ gboolean ret_val = FALSE;
+
+ if (credentials == NULL)
+ goto out;
+
+ own_credentials = g_credentials_new ();
+
+ {
+ g_autoptr (GError) error = NULL;
+
+ if (!g_credentials_is_same_user (credentials, own_credentials, &error))
+ {
+ g_warning ("Unable to authorize peer: %s", error->message);
+ goto out;
+ }
+ }
+
+ ret_val = TRUE;
+
+ out:
+ return ret_val;
+}
+
+
+static gchar *
+photos_online_miner_create_datasource_from_account (GoaObject *object)
+{
+ GoaAccount *account;
+ const gchar *id;
+ gchar *ret_val = NULL;
+
+ account = goa_object_peek_account (object);
+ if (account == NULL)
+ goto out;
+
+ id = goa_account_get_id (account);
+ ret_val = g_strdup_printf ("photos:goa-account:%s", id);
+
+ out:
+ return ret_val;
+}
+
+
+static gint
+photos_online_miner_compare_account_with_datasource (gconstpointer a, gconstpointer b)
+{
+ GoaObject *object = GOA_OBJECT (a);
+ const gchar *datasource = (const gchar *) b;
+ g_autofree gchar *datasource_object = NULL;
+ gint ret_val;
+
+ datasource_object = photos_online_miner_create_datasource_from_account (object);
+ ret_val = g_strcmp0 (datasource_object, datasource);
+ return ret_val;
+}
+
+
+static void
+photos_online_miner_create_datasources_update_array (GObject *source_object, GAsyncResult *res, gpointer
user_data)
+{
+ g_autoptr (GTask) task = G_TASK (user_data);
+ TrackerSparqlConnection *sparql_connection = TRACKER_SPARQL_CONNECTION (source_object);
+
+ {
+ g_autoptr (GError) error = NULL;
+
+ if (!tracker_sparql_connection_update_array_finish (sparql_connection, res, &error))
+ {
+ g_task_return_error (task, g_steal_pointer (&error));
+ goto out;
+ }
+ }
+
+ g_task_return_boolean (task, TRUE);
+
+ out:
+ return;
+}
+
+
+static void
+photos_online_miner_create_datasources_async (PhotosOnlineMiner *self,
+ GPtrArray *accounts,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
+{
+ PhotosOnlineMinerPrivate *priv;
+ g_autoptr (GPtrArray) sparql_array = NULL;
+ g_autoptr (GTask) task = NULL;
+ guint i;
+
+ g_return_if_fail (PHOTOS_IS_ONLINE_MINER (self));
+ priv = photos_online_miner_get_instance_private (self);
+
+ g_return_if_fail (cancellable == NULL || G_IS_CANCELLABLE (cancellable));
+
+ task = g_task_new (self, cancellable, callback, user_data);
+ g_task_set_source_tag (task, photos_online_miner_create_datasources_async);
+
+ sparql_array = g_ptr_array_new_full (accounts->len, g_free);
+
+ for (i = 0; i < accounts->len; i++)
+ {
+ GoaObject *object = GOA_OBJECT (accounts->pdata[i]);
+ g_autofree gchar *datasource = NULL;
+ g_autofree gchar *sparql = NULL;
+
+ datasource = photos_online_miner_create_datasource_from_account (object);
+ if (datasource == NULL)
+ continue;
+
+ sparql = g_strdup_printf ("INSERT OR REPLACE INTO tracker:Pictures { "
+ " <%s> a nie:DataSource ; nao:identifier \"%s\" . "
+ " <%s:root-element> a nie:InformationElement ; "
+ " nie:rootElementOf <%s> ; "
+ " nie:version \"%d\" . "
+ "}",
+ datasource,
+ PHOTOS_ONLINE_MINER_GET_CLASS (self)->identifier,
+ datasource,
+ datasource,
+ PHOTOS_ONLINE_MINER_GET_CLASS (self)->version);
+
+ g_ptr_array_add (sparql_array, g_steal_pointer (&sparql));
+ }
+
+ tracker_sparql_connection_update_array_async (priv->sparql_connection,
+ (gchar **) sparql_array->pdata,
+ (gint) sparql_array->len,
+ cancellable,
+ photos_online_miner_create_datasources_update_array,
+ g_object_ref (task));
+}
+
+
+static gboolean
+photos_online_miner_create_datasources_finish (PhotosOnlineMiner *self, GAsyncResult *res, GError **error)
+{
+ GTask *task;
+
+ g_return_val_if_fail (PHOTOS_IS_ONLINE_MINER (self), FALSE);
+
+ g_return_val_if_fail (g_task_is_valid (res, self), FALSE);
+ task = G_TASK (res);
+
+ g_return_val_if_fail (g_task_get_source_tag (task) == photos_online_miner_create_datasources_async, FALSE);
+ g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
+
+ return g_task_propagate_boolean (task, error);
+}
+
+
+static void
+photos_online_miner_delete_datasources_update_array (GObject *source_object, GAsyncResult *res, gpointer
user_data)
+{
+ g_autoptr (GTask) task = G_TASK (user_data);
+ TrackerSparqlConnection *sparql_connection = TRACKER_SPARQL_CONNECTION (source_object);
+
+ {
+ g_autoptr (GError) error = NULL;
+
+ if (!tracker_sparql_connection_update_array_finish (sparql_connection, res, &error))
+ {
+ g_task_return_error (task, g_steal_pointer (&error));
+ goto out;
+ }
+ }
+
+ g_task_return_boolean (task, TRUE);
+
+ out:
+ return;
+}
+
+
+static void
+photos_online_miner_delete_datasources_async (PhotosOnlineMiner *self,
+ GPtrArray *datasources,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
+{
+ PhotosOnlineMinerPrivate *priv;
+ g_autoptr (GPtrArray) sparql_array = NULL;
+ g_autoptr (GTask) task = NULL;
+ guint i;
+
+ g_return_if_fail (PHOTOS_IS_ONLINE_MINER (self));
+ priv = photos_online_miner_get_instance_private (self);
+
+ g_return_if_fail (cancellable == NULL || G_IS_CANCELLABLE (cancellable));
+
+ task = g_task_new (self, cancellable, callback, user_data);
+ g_task_set_source_tag (task, photos_online_miner_delete_datasources_async);
+
+ sparql_array = g_ptr_array_new_full (datasources->len, g_free);
+
+ for (i = 0; i < datasources->len; i++)
+ {
+ const gchar *datasource = (gchar *) datasources->pdata[i];
+ g_autofree gchar *sparql = NULL;
+
+ sparql = g_strdup_printf ("WITH tracker:Pictures "
+ "DELETE { ?u a rds:Resource } "
+ "WHERE { ?u nie:dataSource <%s> }",
+ datasource);
+
+ g_ptr_array_add (sparql_array, g_steal_pointer (&sparql));
+ }
+
+ tracker_sparql_connection_update_array_async (priv->sparql_connection,
+ (gchar **) sparql_array->pdata,
+ (gint) sparql_array->len,
+ cancellable,
+ photos_online_miner_delete_datasources_update_array,
+ g_object_ref (task));
+}
+
+
+static gboolean
+photos_online_miner_delete_datasources_finish (PhotosOnlineMiner *self, GAsyncResult *res, GError **error)
+{
+ GTask *task;
+
+ g_return_val_if_fail (PHOTOS_IS_ONLINE_MINER (self), FALSE);
+
+ g_return_val_if_fail (g_task_is_valid (res, self), FALSE);
+ task = G_TASK (res);
+
+ g_return_val_if_fail (g_task_get_source_tag (task) == photos_online_miner_delete_datasources_async, FALSE);
+ g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
+
+ return g_task_propagate_boolean (task, error);
+}
+
+
+static void
+photos_online_miner_refresh_account_refresh_account (GObject *source_object, GAsyncResult *res, gpointer
user_data)
+{
+ PhotosOnlineMiner *self = PHOTOS_ONLINE_MINER (source_object);
+ g_autoptr (GTask) task = G_TASK (user_data);
+
+ {
+ g_autoptr (GError) error = NULL;
+
+ if (!PHOTOS_ONLINE_MINER_GET_CLASS (self)->refresh_account_finish (self, res, &error))
+ {
+ g_task_return_error (task, g_steal_pointer (&error));
+ goto out;
+ }
+ }
+
+ g_task_return_boolean (task, TRUE);
+
+ out:
+ return;
+}
+
+
+static void
+photos_online_miner_refresh_account_cursor_next_old (GObject *source_object, GAsyncResult *res, gpointer
user_data)
+{
+ PhotosOnlineMiner *self;
+ GCancellable *cancellable;
+ g_autoptr (GTask) task = G_TASK (user_data);
+ PhotosOnlineMinerRefreshAccountData *data;
+ TrackerSparqlCursor *cursor = TRACKER_SPARQL_CURSOR (source_object);
+ gboolean success;
+ const gchar *identifier;
+ const gchar *urn;
+
+ self = PHOTOS_ONLINE_MINER (g_task_get_source_object (task));
+ cancellable = g_task_get_cancellable (task);
+ data = (PhotosOnlineMinerRefreshAccountData *) g_task_get_task_data (task);
+
+ {
+ g_autoptr (GError) error = NULL;
+
+ /* Note that tracker_sparql_cursor_next_finish can return FALSE even
+ * without an error.
+ */
+ success = tracker_sparql_cursor_next_finish (cursor, res, &error);
+ if (error != NULL)
+ {
+ g_task_return_error (task, g_steal_pointer (&error));
+ goto out;
+ }
+ }
+
+ if (!success)
+ {
+ PhotosOnlineMinerClass *class;
+
+ class = PHOTOS_ONLINE_MINER_GET_CLASS (self);
+ class->refresh_account_async (self,
+ data->identifier_to_urn_old,
+ data->object,
+ data->datasource,
+ cancellable,
+ photos_online_miner_refresh_account_refresh_account,
+ g_object_ref (task));
+
+ goto out;
+ }
+
+ urn = tracker_sparql_cursor_get_string (cursor, 0, NULL);
+ identifier = tracker_sparql_cursor_get_string (cursor, 1, NULL);
+ g_hash_table_insert (data->identifier_to_urn_old, g_strdup (identifier), g_strdup (urn));
+
+ tracker_sparql_cursor_next_async (cursor,
+ cancellable,
+ photos_online_miner_refresh_account_cursor_next_old,
+ g_object_ref (task));
+
+ out:
+ return;
+}
+
+
+static void
+photos_online_miner_refresh_account_query_old (GObject *source_object, GAsyncResult *res, gpointer user_data)
+{
+ GCancellable *cancellable;
+ g_autoptr (GTask) task = G_TASK (user_data);
+ TrackerSparqlConnection *sparql_connection = TRACKER_SPARQL_CONNECTION (source_object);
+ g_autoptr (TrackerSparqlCursor) cursor = NULL;
+
+ cancellable = g_task_get_cancellable (task);
+
+ {
+ g_autoptr (GError) error = NULL;
+
+ cursor = tracker_sparql_connection_query_finish (sparql_connection, res, &error);
+ if (error != NULL)
+ {
+ g_task_return_error (task, g_steal_pointer (&error));
+ goto out;
+ }
+ }
+
+ tracker_sparql_cursor_next_async (cursor,
+ cancellable,
+ photos_online_miner_refresh_account_cursor_next_old,
+ g_object_ref (task));
+
+ out:
+ return;
+}
+
+
+static void
+photos_online_miner_refresh_account_async (PhotosOnlineMiner *self,
+ GoaObject *object,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data)
+{
+ PhotosOnlineMinerPrivate *priv;
+ g_autoptr (GTask) task = NULL;
+ PhotosOnlineMinerRefreshAccountData *data;
+ g_autofree gchar *datasource = NULL;
+ g_autofree gchar *sparql = NULL;
+
+ g_return_if_fail (PHOTOS_IS_ONLINE_MINER (self));
+ priv = photos_online_miner_get_instance_private (self);
+
+ g_return_if_fail (GOA_IS_OBJECT (object));
+ g_return_if_fail (cancellable == NULL || G_IS_CANCELLABLE (cancellable));
+
+ task = g_task_new (self, cancellable, callback, user_data);
+ g_task_set_source_tag (task, photos_online_miner_refresh_account_async);
+
+ datasource = photos_online_miner_create_datasource_from_account (object);
+ if (datasource == NULL)
+ {
+ g_task_return_new_error (task, PHOTOS_ERROR, 0, "Failed to get the nie:DataSource URN");
+ goto out;
+ }
+
+ data = photos_online_miner_refresh_account_data_new (object, datasource);
+ g_task_set_task_data (task, data, (GDestroyNotify) photos_online_miner_refresh_account_data_free);
+
+ sparql = g_strdup_printf ("SELECT ?urn nao:identifier(?urn) FROM tracker:Pictures WHERE {"
+ " ?urn nie:dataSource <%s> "
+ "}",
+ datasource);
+
+ tracker_sparql_connection_query_async (priv->sparql_connection,
+ sparql,
+ cancellable,
+ photos_online_miner_refresh_account_query_old,
+ g_object_ref (task));
+
+ out:
+ return;
+}
+
+
+static gboolean
+photos_online_miner_refresh_account_finish (PhotosOnlineMiner *self, GAsyncResult *res, GError **error)
+{
+ GTask *task;
+
+ g_return_val_if_fail (PHOTOS_IS_ONLINE_MINER (self), FALSE);
+
+ g_return_val_if_fail (g_task_is_valid (res, self), FALSE);
+ task = G_TASK (res);
+
+ g_return_val_if_fail (g_task_get_source_tag (task) == photos_online_miner_refresh_account_async, FALSE);
+ g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
+
+ return g_task_propagate_boolean (task, error);
+}
+
+
+static gboolean
+photos_online_miner_handle_cancel (PhotosOnlineMiner *self, GDBusMethodInvocation *invocation, guint serial)
+{
+ PhotosOnlineMinerPrivate *priv;
+ GCancellable *cancellable;
+ GDBusConnection *connection;
+ GDBusMethodInvocation *invocation_ongoing;
+ GHashTableIter iter;
+ const gchar *type_name;
+
+ g_return_val_if_fail (PHOTOS_IS_ONLINE_MINER (self), FALSE);
+ priv = photos_online_miner_get_instance_private (self);
+
+ g_return_val_if_fail (G_IS_DBUS_METHOD_INVOCATION (invocation), FALSE);
+
+ type_name = G_OBJECT_TYPE_NAME (self);
+ photos_debug (PHOTOS_DEBUG_ONLINE_MINER, "%s handling Cancel for %u", type_name, serial);
+
+ g_application_hold (G_APPLICATION (self));
+
+ connection = g_dbus_method_invocation_get_connection (invocation);
+
+ g_hash_table_iter_init (&iter, priv->cancellables);
+ while (g_hash_table_iter_next (&iter, (gpointer *) &invocation_ongoing, (gpointer *) &cancellable))
+ {
+ GDBusConnection *connection_ongoing;
+ GDBusMessage *message_ongoing;
+ guint32 serial_ongoing;
+
+ connection_ongoing = g_dbus_method_invocation_get_connection (invocation_ongoing);
+ message_ongoing = g_dbus_method_invocation_get_message (invocation_ongoing);
+ serial_ongoing = g_dbus_message_get_serial (message_ongoing);
+
+ if (connection == connection_ongoing && (guint32) serial == serial_ongoing)
+ {
+ g_cancellable_cancel (cancellable);
+ photos_online_miner_dbus_complete_cancel (priv->skeleton, invocation);
+ goto out;
+ }
+ }
+
+ g_dbus_method_invocation_return_error_literal (invocation, PHOTOS_ERROR, 0, "Invalid serial");
+
+ out:
+ photos_debug (PHOTOS_DEBUG_ONLINE_MINER, "%s completed Cancel", type_name);
+ g_application_release (G_APPLICATION (self));
+ return TRUE;
+}
+
+
+static void
+photos_online_miner_handle_insert_shared_content_insert_shared_content (GObject *source_object,
+ GAsyncResult *res,
+ gpointer user_data)
+{
+ PhotosOnlineMiner *self = PHOTOS_ONLINE_MINER (source_object);
+ PhotosOnlineMinerPrivate *priv;
+ g_autoptr (GDBusMethodInvocation) invocation = G_DBUS_METHOD_INVOCATION (user_data);
+ const gchar *type_name;
+
+ priv = photos_online_miner_get_instance_private (self);
+
+ /* { */
+ /* g_autoptr (GError) error = NULL; */
+
+ /* if (!photos_online_miner_google_insert_shared_content_finish (self, res, &error)) */
+ /* { */
+ /* g_dbus_method_invocation_take_error (invocation, g_steal_pointer (&error)); */
+ /* goto out; */
+ /* } */
+ /* } */
+
+ photos_online_miner_dbus_complete_insert_shared_content (priv->skeleton, invocation);
+
+ out:
+ type_name = G_OBJECT_TYPE_NAME (self);
+ photos_debug (PHOTOS_DEBUG_ONLINE_MINER, "%s completed InsertSharedContent", type_name);
+
+ g_application_release (G_APPLICATION (self));
+ g_hash_table_remove (priv->cancellables, invocation);
+}
+
+
+static gboolean
+photos_online_miner_handle_insert_shared_content (PhotosOnlineMiner *self,
+ GDBusMethodInvocation *invocation,
+ const gchar *account_id,
+ const gchar *shared_id,
+ const gchar *source_urn)
+{
+ PhotosOnlineMinerPrivate *priv;
+ g_autoptr (GCancellable) cancellable = NULL;
+ const gchar *type_name;
+
+ g_return_val_if_fail (PHOTOS_IS_ONLINE_MINER (self), FALSE);
+ priv = photos_online_miner_get_instance_private (self);
+
+ g_return_val_if_fail (G_IS_DBUS_METHOD_INVOCATION (invocation), FALSE);
+ g_return_val_if_fail (account_id != NULL && account_id[0] != '\0', FALSE);
+ g_return_val_if_fail (shared_id != NULL && shared_id[0] != '\0', FALSE);
+ g_return_val_if_fail (source_urn != NULL && source_urn[0] != '\0', FALSE);
+
+ type_name = G_OBJECT_TYPE_NAME (self);
+ photos_debug (PHOTOS_DEBUG_ONLINE_MINER, "%s handling InsertSharedContent", type_name);
+
+ cancellable = g_cancellable_new ();
+ g_hash_table_insert (priv->cancellables, g_object_ref (invocation), g_object_ref (cancellable));
+
+ g_application_hold (G_APPLICATION (self));
+
+ return TRUE;
+}
+
+
+static void
+photos_online_miner_handle_refresh_db_task_cache_populate_refresh_account (GObject *source_object,
+ GAsyncResult *res,
+ gpointer user_data)
+{
+ PhotosOnlineMiner *self = PHOTOS_ONLINE_MINER (source_object);
+ GCancellable *cancellable;
+ g_autoptr (GTask) task = G_TASK (user_data);
+ GoaObject *object;
+ PhotosOnlineMinerRefreshDBData *data;
+
+ cancellable = g_task_get_cancellable (task);
+ data = (PhotosOnlineMinerRefreshDBData *) g_task_get_task_data (task);
+
+ object = GOA_OBJECT (data->accounts_to_be_indexed->pdata[0]);
+
+ {
+ g_autoptr (GError) error = NULL;
+
+ if (!photos_online_miner_refresh_account_finish (self, res, &error))
+ {
+ GoaAccount *account;
+ g_autofree gchar *error_details = NULL;
+
+ if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
+ {
+ g_task_return_error (data->cache_task, g_steal_pointer (&error));
+ goto out;
+ }
+
+ account = goa_object_peek_account (object);
+ if (account != NULL)
+ {
+ const gchar *id;
+
+ id = goa_account_get_id (account);
+ error_details = g_strdup_printf (" for %s", id);
+ }
+
+ g_warning ("Unable to update the cache%s: %s", error_details == NULL ? "" : error_details,
error->message);
+ }
+ }
+
+ g_ptr_array_remove_index (data->accounts_to_be_indexed, 0U);
+ if (data->accounts_to_be_indexed->len == 0U)
+ {
+ g_task_return_pointer (data->cache_task, GINT_TO_POINTER (TRUE), NULL);
+ goto out;
+ }
+
+ object = GOA_OBJECT (data->accounts_to_be_indexed->pdata[0]);
+ photos_online_miner_refresh_account_async (
+ self,
+ object,
+ cancellable,
+ photos_online_miner_handle_refresh_db_task_cache_populate_refresh_account,
+ g_object_ref (task));
+
+ out:
+ return;
+}
+
+
+static void
+photos_online_miner_handle_refresh_db_task_cache_populate_create (GObject *source_object,
+ GAsyncResult *res,
+ gpointer user_data)
+{
+ PhotosOnlineMiner *self = PHOTOS_ONLINE_MINER (source_object);
+ GCancellable *cancellable;
+ g_autoptr (GTask) task = G_TASK (user_data);
+ GoaObject *object;
+ PhotosOnlineMinerRefreshDBData *data;
+
+ cancellable = g_task_get_cancellable (task);
+ data = (PhotosOnlineMinerRefreshDBData *) g_task_get_task_data (task);
+
+ {
+ g_autoptr (GError) error = NULL;
+
+ if (!photos_online_miner_create_datasources_finish (self, res, &error))
+ {
+ g_task_return_error (data->cache_task, g_steal_pointer (&error));
+ goto out;
+ }
+ }
+
+ if (data->accounts_to_be_indexed->len == 0U)
+ {
+ g_task_return_pointer (data->cache_task, GINT_TO_POINTER (TRUE), NULL);
+ goto out;
+ }
+
+ object = GOA_OBJECT (data->accounts_to_be_indexed->pdata[0]);
+ photos_online_miner_refresh_account_async (
+ self,
+ object,
+ cancellable,
+ photos_online_miner_handle_refresh_db_task_cache_populate_refresh_account,
+ g_object_ref (task));
+
+ out:
+ return;
+}
+
+
+static void
+photos_online_miner_handle_refresh_db_task_cache_populate_delete (GObject *source_object,
+ GAsyncResult *res,
+ gpointer user_data)
+{
+ PhotosOnlineMiner *self = PHOTOS_ONLINE_MINER (source_object);
+ GCancellable *cancellable;
+ g_autoptr (GTask) task = G_TASK (user_data);
+ PhotosOnlineMinerRefreshDBData *data;
+ GList *l;
+
+ cancellable = g_task_get_cancellable (task);
+ data = (PhotosOnlineMinerRefreshDBData *) g_task_get_task_data (task);
+
+ {
+ g_autoptr (GError) error = NULL;
+
+ if (!photos_online_miner_delete_datasources_finish (self, res, &error))
+ {
+ g_task_return_error (data->cache_task, g_steal_pointer (&error));
+ goto out;
+ }
+ }
+
+ g_assert (data->accounts_to_be_indexed->len == 0U);
+
+ for (l = data->accounts_selected; l != NULL; l = l->next)
+ {
+ GoaObject *object = GOA_OBJECT (l->data);
+ GoaPhotos *photos;
+
+ photos = goa_object_peek_photos (object);
+ if (photos == NULL)
+ continue;
+
+ g_ptr_array_add (data->accounts_to_be_indexed, g_object_ref (object));
+ }
+
+ photos_online_miner_create_datasources_async (self,
+ data->accounts_to_be_indexed,
+ cancellable,
+
photos_online_miner_handle_refresh_db_task_cache_populate_create,
+ g_object_ref (task));
+
+ out:
+ return;
+}
+
+
+static void
+photos_online_miner_handle_refresh_db_task_cache_populate_cursor_next_old (GObject *source_object,
+ GAsyncResult *res,
+ gpointer user_data)
+{
+ PhotosOnlineMiner *self;
+ GCancellable *cancellable;
+ g_autoptr (GTask) task = G_TASK (user_data);
+ TrackerSparqlCursor *cursor = TRACKER_SPARQL_CURSOR (source_object);
+ PhotosOnlineMinerRefreshDBData *data;
+ gboolean success;
+ const gchar *datasource;
+ const gchar *version_old;
+ g_autofree gchar *version_current = NULL;
+
+ self = PHOTOS_ONLINE_MINER (g_task_get_source_object (task));
+ cancellable = g_task_get_cancellable (task);
+ data = (PhotosOnlineMinerRefreshDBData *) g_task_get_task_data (task);
+
+ {
+ g_autoptr (GError) error = NULL;
+
+ /* Note that tracker_sparql_cursor_next_finish can return FALSE even
+ * without an error.
+ */
+ success = tracker_sparql_cursor_next_finish (cursor, res, &error);
+ if (error != NULL)
+ {
+ g_task_return_error (data->cache_task, g_steal_pointer (&error));
+ goto out;
+ }
+ }
+
+ if (!success)
+ {
+ photos_online_miner_delete_datasources_async (self,
+ data->datasources_to_be_deleted,
+ cancellable,
+
photos_online_miner_handle_refresh_db_task_cache_populate_delete,
+ g_object_ref (task));
+ goto out;
+ }
+
+ datasource = tracker_sparql_cursor_get_string (cursor, 0, NULL);
+ version_old = tracker_sparql_cursor_get_string (cursor, 1, NULL);
+
+ version_current = g_strdup_printf ("%u", PHOTOS_ONLINE_MINER_GET_CLASS (self)->version);
+
+ if (g_list_find_custom (data->accounts_selected,
+ datasource,
+ photos_online_miner_compare_account_with_datasource) == NULL)
+ {
+ const gchar *type_name;
+
+ type_name = G_OBJECT_TYPE_NAME (self);
+ photos_debug (PHOTOS_DEBUG_ONLINE_MINER, "%s: Account not found for nie:DataSource %s", type_name,
datasource);
+ g_ptr_array_add (data->datasources_to_be_deleted, g_strdup (datasource));
+ }
+ else if (g_strcmp0 (version_old, version_current) != 0)
+ {
+ const gchar *type_name;
+
+ type_name = G_OBJECT_TYPE_NAME (self);
+ photos_debug (PHOTOS_DEBUG_ONLINE_MINER,
+ "%s: Version mismatch (%s, %s) for nie:DataSource %s",
+ type_name,
+ version_old,
+ version_current,
+ datasource);
+
+ g_ptr_array_add (data->datasources_to_be_deleted, g_strdup (datasource));
+ }
+
+ tracker_sparql_cursor_next_async (cursor,
+ cancellable,
+
photos_online_miner_handle_refresh_db_task_cache_populate_cursor_next_old,
+ g_object_ref (task));
+
+ out:
+ return;
+}
+
+
+static void
+photos_online_miner_handle_refresh_db_task_cache_populate_query_old (GObject *source_object,
+ GAsyncResult *res,
+ gpointer user_data)
+{
+ PhotosOnlineMiner *self;
+ PhotosOnlineMinerPrivate *priv;
+ GCancellable *cancellable;
+ g_autoptr (GTask) task = G_TASK (user_data);
+ g_autoptr (TrackerSparqlCursor) cursor = NULL;
+ PhotosOnlineMinerRefreshDBData *data;
+
+ self = PHOTOS_ONLINE_MINER (g_task_get_source_object (task));
+ priv = photos_online_miner_get_instance_private (self);
+
+ cancellable = g_task_get_cancellable (task);
+ data = (PhotosOnlineMinerRefreshDBData *) g_task_get_task_data (task);
+
+ {
+ g_autoptr (GError) error = NULL;
+
+ cursor = tracker_sparql_connection_query_finish (priv->sparql_connection, res, &error);
+ if (error != NULL)
+ {
+ g_task_return_error (data->cache_task, g_steal_pointer (&error));
+ goto out;
+ }
+ }
+
+ g_assert (data->datasources_to_be_deleted->len == 0U);
+
+ tracker_sparql_cursor_next_async (cursor,
+ cancellable,
+
photos_online_miner_handle_refresh_db_task_cache_populate_cursor_next_old,
+ g_object_ref (task));
+
+ out:
+ return;
+}
+
+
+static void
+photos_online_miner_handle_refresh_db_task_cache_populate (DzlTaskCache *cache,
+ gconstpointer key,
+ GTask *cache_task,
+ gpointer user_data)
+{
+ PhotosOnlineMiner *self = PHOTOS_ONLINE_MINER ((gpointer) key);
+ PhotosOnlineMinerPrivate *priv;
+ GCancellable *cancellable;
+ g_autolist (GoaObject) accounts = NULL;
+ g_autolist (GoaObject) accounts_selected = NULL;
+ GList *l;
+ g_autoptr (GTask) task = NULL;
+ PhotosOnlineMinerRefreshDBData *data;
+ g_autofree gchar *sparql = NULL;
+
+ priv = photos_online_miner_get_instance_private (self);
+ cancellable = g_task_get_cancellable (cache_task);
+
+ accounts = goa_client_get_accounts (priv->client);
+ for (l = accounts; l != NULL; l = l->next)
+ {
+ GoaAccount *account;
+ GoaObject *object = GOA_OBJECT (l->data);
+ const gchar *provider_type;
+
+ account = goa_object_peek_account (object);
+ if (account == NULL)
+ continue;
+
+ provider_type = goa_account_get_provider_type (account);
+ if (g_strcmp0 (provider_type, PHOTOS_ONLINE_MINER_GET_CLASS (self)->provider_type) != 0)
+ continue;
+
+ accounts_selected = g_list_prepend (accounts_selected, g_object_ref (object));
+ }
+
+ data = photos_online_miner_refresh_db_data_new (accounts_selected, cache_task);
+
+ task = g_task_new (self, cancellable, NULL, NULL);
+ g_task_set_task_data (task, data, (GDestroyNotify) photos_online_miner_refresh_db_data_free);
+
+ sparql = g_strdup_printf ("SELECT ?datasource nie:version (?root) FROM tracker:Pictures WHERE {"
+ " ?datasource a nie:DataSource ; nao:identifier \"%s\" ."
+ " ?root a nie:InformationElement ; nie:rootElementOf ?datasource ."
+ "}",
+ PHOTOS_ONLINE_MINER_GET_CLASS (self)->identifier);
+
+ tracker_sparql_connection_query_async (priv->sparql_connection,
+ sparql,
+ cancellable,
+ photos_online_miner_handle_refresh_db_task_cache_populate_query_old,
+ g_object_ref (task));
+}
+
+
+static void
+photos_online_miner_handle_refresh_db_task_cache_get (GObject *source_object, GAsyncResult *res, gpointer
user_data)
+{
+ PhotosOnlineMiner *self;
+ PhotosOnlineMinerPrivate *priv;
+ DzlTaskCache *cache = DZL_TASK_CACHE (source_object);
+ g_autoptr (GDBusMethodInvocation) invocation = G_DBUS_METHOD_INVOCATION (user_data);
+ const gchar *method_name;
+ const gchar *type_name;
+
+ g_assert (cache == refresh_db_cache);
+
+ self = PHOTOS_ONLINE_MINER (g_application_get_default ());
+ priv = photos_online_miner_get_instance_private (self);
+
+ {
+ g_autoptr (GError) error = NULL;
+
+ /* Semantically, this should return a gboolean, but DzlTaskCache
+ * doesn't support gboolean return values, only gpointers. It's
+ * easier to rely on the GError than converting the gpointer into
+ * a gboolean.
+ */
+ dzl_task_cache_get_finish (cache, res, &error);
+ if (error != NULL)
+ {
+ g_dbus_method_invocation_take_error (invocation, g_steal_pointer (&error));
+ goto out;
+ }
+ }
+
+ photos_online_miner_dbus_complete_refresh_db (priv->skeleton, invocation);
+
+ out:
+ method_name = g_dbus_method_invocation_get_method_name (invocation);
+ type_name = G_OBJECT_TYPE_NAME (self);
+ photos_debug (PHOTOS_DEBUG_ONLINE_MINER, "%s completed %s", type_name, method_name);
+
+ g_application_release (G_APPLICATION (self));
+ dzl_task_cache_evict (cache, self);
+ g_hash_table_remove (priv->cancellables, invocation);
+}
+
+
+static gboolean
+photos_online_miner_handle_refresh_db (PhotosOnlineMiner *self, GDBusMethodInvocation *invocation)
+{
+ PhotosOnlineMinerPrivate *priv;
+ g_autoptr (GCancellable) cancellable = NULL;
+ const gchar *method_name;
+ const gchar *type_name;
+
+ g_return_val_if_fail (PHOTOS_IS_ONLINE_MINER (self), FALSE);
+ priv = photos_online_miner_get_instance_private (self);
+
+ g_return_val_if_fail (G_IS_DBUS_METHOD_INVOCATION (invocation), FALSE);
+
+ method_name = g_dbus_method_invocation_get_method_name (invocation);
+ type_name = G_OBJECT_TYPE_NAME (self);
+ photos_debug (PHOTOS_DEBUG_ONLINE_MINER, "%s handling %s", type_name, method_name);
+
+ if (G_UNLIKELY (priv->client == NULL))
+ {
+ g_dbus_method_invocation_take_error (invocation, g_error_copy (priv->client_error));
+ goto out;
+ }
+
+ cancellable = g_cancellable_new ();
+ g_hash_table_insert (priv->cancellables, g_object_ref (invocation), g_object_ref (cancellable));
+
+ g_application_hold (G_APPLICATION (self));
+ dzl_task_cache_get_async (refresh_db_cache,
+ self,
+ FALSE,
+ cancellable,
+ photos_online_miner_handle_refresh_db_task_cache_get,
+ g_object_ref (invocation));
+
+ out:
+ return TRUE;
+}
+
+
+static gboolean
+photos_online_miner_dbus_register (GApplication *application,
+ GDBusConnection *connection,
+ const gchar *object_path,
+ GError **error)
+{
+ PhotosOnlineMiner *self = PHOTOS_ONLINE_MINER (application);
+ PhotosOnlineMinerPrivate *priv;
+ g_autoptr (GDBusAuthObserver) observer = NULL;
+ gboolean ret_val = FALSE;
+
+ priv = photos_online_miner_get_instance_private (self);
+
+ g_return_val_if_fail (priv->skeleton == NULL, FALSE);
+
+ if (!G_APPLICATION_CLASS (photos_online_miner_parent_class)->dbus_register (application,
+ connection,
+ object_path,
+ error))
+ {
+ goto out;
+ }
+
+ observer = g_dbus_auth_observer_new ();
+ g_signal_connect_swapped (observer,
+ "authorize-authenticated-peer",
+ G_CALLBACK (photos_online_miner_authorize_authenticated_peer),
+ self);
+
+ priv->dbus_connection = g_dbus_connection_new_for_address_sync (priv->address,
+
G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_CLIENT,
+ observer,
+ NULL,
+ error);
+ if (priv->dbus_connection == NULL)
+ goto out;
+
+ priv->skeleton = photos_online_miner_dbus_skeleton_new ();
+ g_signal_connect_swapped (priv->skeleton, "handle-cancel", G_CALLBACK (photos_online_miner_handle_cancel),
self);
+ g_signal_connect_swapped (priv->skeleton,
+ "handle-insert-shared-content",
+ G_CALLBACK (photos_online_miner_handle_insert_shared_content),
+ self);
+ g_signal_connect_swapped (priv->skeleton,
+ "handle-refresh-db",
+ G_CALLBACK (photos_online_miner_handle_refresh_db),
+ self);
+
+ if (!g_dbus_interface_skeleton_export (G_DBUS_INTERFACE_SKELETON (priv->skeleton),
+ priv->dbus_connection,
+ ONLINE_MINER_PATH,
+ error))
+ {
+ g_clear_object (&priv->skeleton);
+ goto out;
+ }
+
+ priv->sparql_connection = tracker_sparql_connection_bus_new (NULL, NULL, priv->dbus_connection, error);
+ if (priv->sparql_connection == NULL)
+ goto out;
+
+ ret_val = TRUE;
+
+ out:
+ return ret_val;
+}
+
+
+static void
+photos_online_miner_dbus_unregister (GApplication *application,
+ GDBusConnection *connection,
+ const gchar *object_path)
+{
+ PhotosOnlineMiner *self = PHOTOS_ONLINE_MINER (application);
+ PhotosOnlineMinerPrivate *priv;
+
+ priv = photos_online_miner_get_instance_private (self);
+
+ if (priv->skeleton != NULL)
+ {
+ g_dbus_interface_skeleton_unexport_from_connection (G_DBUS_INTERFACE_SKELETON (priv->skeleton),
+ priv->dbus_connection);
+ g_clear_object (&priv->skeleton);
+ }
+
+ G_APPLICATION_CLASS (photos_online_miner_parent_class)->dbus_unregister (application, connection,
object_path);
+}
+
+
+static gint
+photos_online_miner_handle_local_options (GApplication *application, GVariantDict *options)
+{
+ PhotosOnlineMiner *self = PHOTOS_ONLINE_MINER (application);
+ PhotosOnlineMinerPrivate *priv;
+ gint ret_val = EXIT_FAILURE;
+
+ priv = photos_online_miner_get_instance_private (self);
+
+ if (g_variant_dict_lookup (options, "address", "s", &priv->address))
+ ret_val = -1;
+
+ return ret_val;
+}
+
+
+static void
+photos_online_miner_shutdown (GApplication *application)
+{
+ const gchar *type_name;
+
+ type_name = G_OBJECT_TYPE_NAME (application);
+ photos_debug (PHOTOS_DEBUG_ONLINE_MINER, "%s exiting", type_name);
+
+ G_APPLICATION_CLASS (photos_online_miner_parent_class)->shutdown (application);
+}
+
+
+static void
+photos_online_miner_startup (GApplication *application)
+{
+ const gchar *type_name;
+
+ G_APPLICATION_CLASS (photos_online_miner_parent_class)->startup (application);
+
+ type_name = G_OBJECT_TYPE_NAME (application);
+ photos_debug (PHOTOS_DEBUG_ONLINE_MINER, "%s ready", type_name);
+}
+
+
+static void
+photos_online_miner_dispose (GObject *object)
+{
+ PhotosOnlineMiner *self = PHOTOS_ONLINE_MINER (object);
+ PhotosOnlineMinerPrivate *priv;
+
+ priv = photos_online_miner_get_instance_private (self);
+
+ g_assert (priv->skeleton == NULL);
+
+ dzl_task_cache_evict (refresh_db_cache, self);
+
+ g_clear_object (&priv->dbus_connection);
+ g_clear_object (&priv->client);
+ g_clear_object (&priv->sparql_connection);
+ g_clear_pointer (&priv->cancellables, g_hash_table_unref);
+
+ G_OBJECT_CLASS (photos_online_miner_parent_class)->dispose (object);
+}
+
+
+static void
+photos_online_miner_finalize (GObject *object)
+{
+ PhotosOnlineMiner *self = PHOTOS_ONLINE_MINER (object);
+ PhotosOnlineMinerPrivate *priv;
+
+ priv = photos_online_miner_get_instance_private (self);
+
+ g_clear_error (&priv->client_error);
+ g_free (priv->address);
+
+ G_OBJECT_CLASS (photos_online_miner_parent_class)->finalize (object);
+}
+
+
+static void
+photos_online_miner_init (PhotosOnlineMiner *self)
+{
+ PhotosOnlineMinerPrivate *priv;
+
+ priv = photos_online_miner_get_instance_private (self);
+
+ setlocale (LC_ALL, "");
+
+ bindtextdomain (GETTEXT_PACKAGE, PACKAGE_LOCALE_DIR);
+ bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
+ textdomain (GETTEXT_PACKAGE);
+
+ g_application_add_main_option_entries (G_APPLICATION (self), COMMAND_LINE_OPTIONS);
+ g_application_set_flags (G_APPLICATION (self), G_APPLICATION_IS_SERVICE | G_APPLICATION_NON_UNIQUE);
+ g_application_set_inactivity_timeout (G_APPLICATION (self), INACTIVITY_TIMEOUT);
+
+ priv->cancellables = g_hash_table_new_full (g_direct_hash, g_direct_equal, g_object_unref, g_object_unref);
+ priv->client = goa_client_new_sync (NULL, &priv->client_error);
+}
+
+
+static void
+photos_online_miner_class_init (PhotosOnlineMinerClass *class)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (class);
+ GApplicationClass *application_class = G_APPLICATION_CLASS (class);
+
+ object_class->dispose = photos_online_miner_dispose;
+ object_class->finalize = photos_online_miner_finalize;
+ application_class->dbus_register = photos_online_miner_dbus_register;
+ application_class->dbus_unregister = photos_online_miner_dbus_unregister;
+ application_class->handle_local_options = photos_online_miner_handle_local_options;
+ application_class->shutdown = photos_online_miner_shutdown;
+ application_class->startup = photos_online_miner_startup;
+
+ refresh_db_cache = dzl_task_cache_new (g_direct_hash,
+ g_direct_equal,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ 0,
+ photos_online_miner_handle_refresh_db_task_cache_populate,
+ NULL,
+ NULL);
+ dzl_task_cache_set_name (refresh_db_cache, "RefreshDB cache");
+}
+
+
+TrackerSparqlConnection *
+photos_online_miner_get_connection (PhotosOnlineMiner *self)
+{
+ PhotosOnlineMinerPrivate *priv;
+
+ g_return_val_if_fail (PHOTOS_IS_ONLINE_MINER (self), NULL);
+ priv = photos_online_miner_get_instance_private (self);
+
+ return priv->sparql_connection;
+}
diff --git a/src/photos-online-miner.h b/src/photos-online-miner.h
new file mode 100644
index 00000000..c9bb8130
--- /dev/null
+++ b/src/photos-online-miner.h
@@ -0,0 +1,51 @@
+/*
+ * Photos - access, organize and share your photos on GNOME
+ * Copyright © 2021 Red Hat, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <gio/gio.h>
+#include <goa/goa.h>
+#include <tracker-sparql.h>
+
+G_BEGIN_DECLS
+
+#define PHOTOS_TYPE_ONLINE_MINER (photos_online_miner_get_type ())
+G_DECLARE_DERIVABLE_TYPE (PhotosOnlineMiner, photos_online_miner, PHOTOS, ONLINE_MINER, GApplication);
+
+struct _PhotosOnlineMinerClass
+{
+ GApplicationClass parent_class;
+
+ const gchar *identifier;
+ const gchar *provider_type;
+ guint version;
+
+ /* virtual methods */
+ void (*refresh_account_async) (PhotosOnlineMiner *self,
+ GHashTable *identifier_to_urn_old,
+ GoaObject *object,
+ const gchar *datasource,
+ GCancellable *cancellable,
+ GAsyncReadyCallback callback,
+ gpointer user_data);
+ gboolean (*refresh_account_finish) (PhotosOnlineMiner *self, GAsyncResult *res, GError **error);
+};
+
+TrackerSparqlConnection *photos_online_miner_get_connection (PhotosOnlineMiner *self);
+
+G_END_DECLS
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