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1 /*
2  * Copyright (C) 2010-2011 Robert Ancell.
3  * Author: Robert Ancell <robert.ancell@canonical.com>
4  *
5  * This program is free software: you can redistribute it and/or modify it under
6  * the terms of the GNU General Public License as published by the Free Software
7  * Foundation, either version 3 of the License, or (at your option) any later
8  * version. See http://www.gnu.org/copyleft/gpl.html the full text of the
9  * license.
10  */
11
12 #include <string.h>
13
14 #include "seat-xremote.h"
15 #include "configuration.h"
16 #include "x-server-remote.h"
17
18 G_DEFINE_TYPE (SeatXRemote, seat_xremote, SEAT_TYPE);
19
20 static void
21 seat_xremote_setup (Seat *seat)
22 {
23     seat_set_supports_multi_session (seat, FALSE);
24     SEAT_CLASS (seat_xremote_parent_class)->setup (seat);
25 }
26
27 static DisplayServer *
28 seat_xremote_create_display_server (Seat *seat, Session *session)
29 {
30     const gchar *session_type;
31     XServerRemote *x_server;
32     const gchar *hostname;
33     gint number;
34
35     session_type = session_get_session_type (session);
36     if (strcmp (session_type, "x") != 0)
37     {
38         l_warning (seat, "X remote seat only supports X display servers, not '%s'", session_type);
39         return NULL;
40     }
41
42     hostname = seat_get_string_property (seat, "xserver-hostname");
43     if (!hostname)
44         hostname = "127.0.0.1";
45     number = seat_get_integer_property (seat, "xserver-display-number");
46
47     l_debug (seat, "Starting remote X display %s:%d", hostname, number);
48
49     x_server = x_server_remote_new (hostname, number, NULL);
50
51     return DISPLAY_SERVER (x_server);
52 }
53
54 static Greeter *
55 seat_xremote_create_greeter_session (Seat *seat)
56 {
57     Greeter *greeter_session;
58
59     greeter_session = SEAT_CLASS (seat_xremote_parent_class)->create_greeter_session (seat);
60     session_set_env (SESSION (greeter_session), "XDG_SEAT", seat_get_name (seat));
61
62     return greeter_session;
63 }
64
65 static Session *
66 seat_xremote_create_session (Seat *seat)
67 {
68     Session *session;
69
70     session = SEAT_CLASS (seat_xremote_parent_class)->create_session (seat);
71     session_set_env (SESSION (session), "XDG_SEAT", seat_get_name (seat));
72
73     return session;
74 }
75
76 static void
77 seat_xremote_run_script (Seat *seat, DisplayServer *display_server, Process *script)
78 {
79     XServerRemote *x_server;
80
81     x_server = X_SERVER_REMOTE (display_server);
82     process_set_env (script, "DISPLAY", x_server_get_address (X_SERVER (x_server)));
83     process_set_env (script, "REMOTE_HOST", x_server_get_hostname (X_SERVER (x_server)));
84
85     SEAT_CLASS (seat_xremote_parent_class)->run_script (seat, display_server, script);
86 }
87
88 static void
89 seat_xremote_init (SeatXRemote *seat)
90 {
91 }
92
93 static void
94 seat_xremote_class_init (SeatXRemoteClass *klass)
95 {
96     SeatClass *seat_class = SEAT_CLASS (klass);
97
98     seat_class->setup = seat_xremote_setup;
99     seat_class->create_display_server = seat_xremote_create_display_server;
100     seat_class->create_greeter_session = seat_xremote_create_greeter_session;
101     seat_class->create_session = seat_xremote_create_session;
102     seat_class->run_script = seat_xremote_run_script;
103 }