| /* GIO - GLib Input, Output and Streaming Library |
| * |
| * Copyright 2017 Red Hat, Inc. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library 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 |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General |
| * Public License along with this library; if not, see <http://www.gnu.org/licenses/>. |
| */ |
| |
| #include "config.h" |
| |
| #include <sys/stat.h> |
| #include <fcntl.h> |
| #include <errno.h> |
| |
| #include "gopenuriportal.h" |
| #include "xdp-dbus.h" |
| #include "gstdio.h" |
| |
| #ifdef G_OS_UNIX |
| #include "gunixfdlist.h" |
| #endif |
| |
| #ifndef O_PATH |
| #define O_PATH 0 |
| #endif |
| #ifndef O_CLOEXEC |
| #define O_CLOEXEC 0 |
| #else |
| #define HAVE_O_CLOEXEC 1 |
| #endif |
| |
| static GXdpOpenURI *openuri; |
| |
| static gboolean |
| init_openuri_portal (void) |
| { |
| static gsize openuri_inited = 0; |
| |
| if (g_once_init_enter (&openuri_inited)) |
| { |
| GError *error = NULL; |
| GDBusConnection *connection = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, &error); |
| |
| if (connection != NULL) |
| { |
| openuri = gxdp_open_uri_proxy_new_sync (connection, 0, |
| "org.freedesktop.portal.Desktop", |
| "/org/freedesktop/portal/desktop", |
| NULL, &error); |
| if (openuri == NULL) |
| { |
| g_warning ("Cannot create document portal proxy: %s", error->message); |
| g_error_free (error); |
| } |
| |
| g_object_unref (connection); |
| } |
| else |
| { |
| g_warning ("Cannot connect to session bus when initializing document portal: %s", |
| error->message); |
| g_error_free (error); |
| } |
| |
| g_once_init_leave (&openuri_inited, 1); |
| } |
| |
| return openuri != NULL; |
| } |
| |
| gboolean |
| g_openuri_portal_open_uri (const char *uri, |
| const char *parent_window, |
| GError **error) |
| { |
| GFile *file = NULL; |
| GVariantBuilder opt_builder; |
| gboolean res; |
| |
| if (!init_openuri_portal ()) |
| { |
| g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, |
| "OpenURI portal is not available"); |
| return FALSE; |
| } |
| |
| g_variant_builder_init (&opt_builder, G_VARIANT_TYPE_VARDICT); |
| |
| file = g_file_new_for_uri (uri); |
| if (g_file_is_native (file)) |
| { |
| char *path; |
| GUnixFDList *fd_list; |
| int fd, fd_id; |
| |
| path = g_file_get_path (file); |
| |
| fd = open (path, O_PATH | O_CLOEXEC); |
| #ifndef HAVE_O_CLOEXEC |
| fcntl (fd, F_SETFD, FD_CLOEXEC); |
| #endif |
| fd_list = g_unix_fd_list_new_from_array (&fd, 1); |
| fd_id = 0; |
| |
| res = gxdp_open_uri_call_open_file_sync (openuri, |
| parent_window ? parent_window : "", |
| g_variant_new ("h", fd_id), |
| g_variant_builder_end (&opt_builder), |
| fd_list, |
| NULL, |
| NULL, |
| NULL, |
| error); |
| g_free (path); |
| g_object_unref (fd_list); |
| } |
| else |
| { |
| res = gxdp_open_uri_call_open_uri_sync (openuri, |
| parent_window ? parent_window : "", |
| uri, |
| g_variant_builder_end (&opt_builder), |
| NULL, |
| NULL, |
| error); |
| } |
| |
| g_object_unref (file); |
| |
| return res; |
| } |
| |
| static void |
| response_received (GDBusConnection *connection, |
| const char *sender_name, |
| const char *object_path, |
| const char *interface_name, |
| const char *signal_name, |
| GVariant *parameters, |
| gpointer user_data) |
| { |
| GTask *task = user_data; |
| guint32 response; |
| guint signal_id; |
| |
| signal_id = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (task), "signal-id")); |
| g_dbus_connection_signal_unsubscribe (connection, signal_id); |
| |
| g_variant_get (parameters, "(u@a{sv})", &response, NULL); |
| |
| if (response == 0) |
| g_task_return_boolean (task, TRUE); |
| else if (response == 1) |
| g_task_return_new_error (task, G_IO_ERROR, G_IO_ERROR_CANCELLED, "Launch cancelled"); |
| else |
| g_task_return_new_error (task, G_IO_ERROR, G_IO_ERROR_FAILED, "Launch failed"); |
| |
| g_object_unref (task); |
| } |
| |
| static void |
| open_call_done (GObject *source, |
| GAsyncResult *result, |
| gpointer user_data) |
| { |
| GDBusConnection *connection = G_DBUS_CONNECTION (source); |
| GTask *task = user_data; |
| GError *error = NULL; |
| gboolean open_file; |
| gboolean res; |
| char *path; |
| guint signal_id; |
| |
| open_file = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (task), "open-file")); |
| |
| if (open_file) |
| res = gxdp_open_uri_call_open_file_finish (openuri, &path, NULL, result, &error); |
| else |
| res = gxdp_open_uri_call_open_uri_finish (openuri, &path, result, &error); |
| |
| if (!res) |
| { |
| g_task_return_error (task, error); |
| g_object_unref (task); |
| g_free (path); |
| return; |
| } |
| |
| signal_id = g_dbus_connection_signal_subscribe (connection, |
| "org.freedesktop.portal.Desktop", |
| "org.freedesktop.portal.Request", |
| "Response", |
| path, |
| NULL, |
| G_DBUS_SIGNAL_FLAGS_NO_MATCH_RULE, |
| response_received, |
| task, |
| NULL); |
| g_object_set_data (G_OBJECT (task), "signal-id", GINT_TO_POINTER (signal_id)); |
| } |
| |
| void |
| g_openuri_portal_open_uri_async (const char *uri, |
| const char *parent_window, |
| GCancellable *cancellable, |
| GAsyncReadyCallback callback, |
| gpointer user_data) |
| { |
| GTask *task; |
| GFile *file; |
| GVariantBuilder opt_builder; |
| |
| if (!init_openuri_portal ()) |
| { |
| GError *error = NULL; |
| |
| g_set_error (&error, G_IO_ERROR, G_IO_ERROR_FAILED, "OpenURI portal is not available"); |
| g_task_report_error (NULL, callback, user_data, NULL, error); |
| return; |
| } |
| |
| if (callback) |
| task = g_task_new (NULL, cancellable, callback, user_data); |
| else |
| task = NULL; |
| |
| g_variant_builder_init (&opt_builder, G_VARIANT_TYPE_VARDICT); |
| |
| file = g_file_new_for_uri (uri); |
| if (g_file_is_native (file)) |
| { |
| char *path; |
| GUnixFDList *fd_list; |
| int fd, fd_id; |
| |
| if (task) |
| g_object_set_data (G_OBJECT (task), "open-file", GINT_TO_POINTER (TRUE)); |
| |
| path = g_file_get_path (file); |
| fd = open (path, O_PATH | O_CLOEXEC); |
| #ifndef HAVE_O_CLOEXEC |
| fcntl (fd, F_SETFD, FD_CLOEXEC); |
| #endif |
| fd_list = g_unix_fd_list_new_from_array (&fd, 1); |
| fd_id = 0; |
| |
| gxdp_open_uri_call_open_file (openuri, |
| parent_window ? parent_window : "", |
| g_variant_new ("h", fd_id), |
| g_variant_builder_end (&opt_builder), |
| fd_list, |
| cancellable, |
| task ? open_call_done : NULL, |
| task); |
| g_object_unref (fd_list); |
| g_free (path); |
| } |
| else |
| { |
| gxdp_open_uri_call_open_uri (openuri, |
| parent_window ? parent_window : "", |
| uri, |
| g_variant_builder_end (&opt_builder), |
| cancellable, |
| task ? open_call_done : NULL, |
| task); |
| } |
| |
| g_object_unref (file); |
| } |
| |
| gboolean |
| g_openuri_portal_open_uri_finish (GAsyncResult *result, |
| GError **error) |
| { |
| return g_task_propagate_boolean (G_TASK (result), error); |
| } |
