1 /*
2  * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 2014-2016 Ricardo Mones and the Claws Mail team
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 3 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
17  */
18 
19 #ifdef HAVE_CONFIG_H
20 #  include "config.h"
21 #include "claws-features.h"
22 #endif
23 
24 #include <glib.h>
25 #include <glib/gi18n.h>
26 #include <gtk/gtk.h>
27 
28 #include "defs.h"
29 #include "hooks.h"
30 #include "gtkutils.h"
31 #include "procmsg.h"
32 #include "prefs_common.h"
33 #include "avatars.h"
34 
35 static gulong avatar_render_hook_id = HOOK_NONE;
36 
avatars_avatarrender_new(MsgInfo * msginfo)37 AvatarRender *avatars_avatarrender_new(MsgInfo *msginfo)
38 {
39 	AvatarRender *ar = g_new0(AvatarRender, 1);
40 	ar->full_msginfo = msginfo;
41 	ar->image = NULL;
42 	ar->type = 0;
43 
44 	return ar;
45 }
46 
avatars_avatarrender_free(AvatarRender * avrender)47 void avatars_avatarrender_free(AvatarRender *avrender)
48 {
49 	if (avrender == NULL)
50 		return;
51 
52 	if (avrender->image != NULL) {
53 		gtk_widget_destroy(avrender->image);
54 	}
55 	g_free(avrender);
56 }
57 
avatars_internal_rendering_hook(gpointer source,gpointer data)58 gboolean avatars_internal_rendering_hook(gpointer source, gpointer data)
59 {
60 	AvatarRender *avatarr = (AvatarRender *)source;
61 	gchar *aface;
62 
63 	if (!(prefs_common.enable_avatars & AVATARS_ENABLE_RENDER)) {
64 		debug_print("Internal rendering of avatars is disabled\n");
65 		return FALSE;
66 	}
67 
68 	if (avatarr == NULL) {
69 		g_warning("Internal rendering invoked with NULL argument");
70 		return FALSE;
71 	}
72 
73 	if (avatarr->image != NULL) {
74 		g_warning("Memory leak: image widget not destroyed");
75 	}
76 
77 	aface = procmsg_msginfo_get_avatar(avatarr->full_msginfo, AVATAR_FACE);
78 	if (aface) {
79 		avatarr->image = face_get_from_header(aface);
80 		avatarr->type  = AVATAR_FACE;
81 	}
82 #if HAVE_LIBCOMPFACE
83 	else {
84 		aface = procmsg_msginfo_get_avatar(avatarr->full_msginfo, AVATAR_XFACE);
85 		if (aface) {
86 			avatarr->image = xface_get_from_header(aface);
87 			avatarr->type  = AVATAR_XFACE;
88 		}
89 	}
90 #endif
91 	return FALSE;
92 }
93 
avatars_init(void)94 void avatars_init(void)
95 {
96 	if (avatar_render_hook_id != HOOK_NONE) {
97 		g_warning("Internal avatars rendering already initialized");
98 		return;
99 	}
100 	avatar_render_hook_id = hooks_register_hook(AVATAR_IMAGE_RENDER_HOOKLIST, avatars_internal_rendering_hook, NULL);
101 	if (avatar_render_hook_id == HOOK_NONE) {
102 		g_warning("Failed to register avatars internal rendering hook");
103 	}
104 }
105 
avatars_done(void)106 void avatars_done(void)
107 {
108 	if (avatar_render_hook_id != HOOK_NONE) {
109 		hooks_unregister_hook(AVATAR_IMAGE_RENDER_HOOKLIST, avatar_render_hook_id);
110 		avatar_render_hook_id = HOOK_NONE;
111 	}
112 }
113