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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* Copyright (C) 2002-2007 Imendio AB
*
* 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 2 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, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
* Authors: Martyn Russell <martyn@imendio.com>
* Xavier Claessens <xclaesse@gmail.com>
*/
#include "config.h"
#include "empathy-avatar.h"
#include "empathy-utils.h"
#include "empathy-debug.h"
#define DEBUG_DOMAIN "Avatar"
GType
empathy_avatar_get_type (void)
{
static GType type_id = 0;
if (!type_id) {
type_id = g_boxed_type_register_static ("EmpathyAvatar",
(GBoxedCopyFunc) empathy_avatar_ref,
(GBoxedFreeFunc) empathy_avatar_unref);
}
return type_id;
}
static gchar *
avatar_get_filename (const gchar *token)
{
gchar *avatar_path;
gchar *avatar_file;
gchar *token_escaped;
avatar_path = g_build_filename (g_get_home_dir (),
".gnome2",
PACKAGE_NAME,
"avatars",
NULL);
g_mkdir_with_parents (avatar_path, 0700);
token_escaped = empathy_escape_as_identifier (token);
avatar_file = g_build_filename (avatar_path, token_escaped, NULL);
g_free (token_escaped);
g_free (avatar_path);
return avatar_file;
}
static EmpathyAvatar *
avatar_new (const guchar *data,
const gsize len,
const gchar *format,
const gchar *token)
{
EmpathyAvatar *avatar;
avatar = g_slice_new0 (EmpathyAvatar);
avatar->data = g_memdup (data, len);
avatar->len = len;
avatar->format = g_strdup (format);
avatar->token = g_strdup (token);
avatar->refcount = 1;
return avatar;
}
EmpathyAvatar *
empathy_avatar_new (const guchar *data,
const gsize len,
const gchar *format,
const gchar *token)
{
EmpathyAvatar *avatar;
gchar *filename;
GError *error = NULL;
g_return_val_if_fail (data != NULL, NULL);
g_return_val_if_fail (len > 0, NULL);
g_return_val_if_fail (format != NULL, NULL);
g_return_val_if_fail (!G_STR_EMPTY (token), NULL);
avatar = avatar_new (data, len, format, token);
/* Save to cache if not yet in it */
filename = avatar_get_filename (token);
if (!g_file_test (filename, G_FILE_TEST_EXISTS)) {
if (!g_file_set_contents (filename, data, len, &error)) {
empathy_debug (DEBUG_DOMAIN,
"Failed to save avatar in cache: %s",
error ? error->message : "No error given");
g_clear_error (&error);
} else {
empathy_debug (DEBUG_DOMAIN, "Avatar saved to %s", filename);
}
}
g_free (filename);
return avatar;
}
EmpathyAvatar *
empathy_avatar_new_from_cache (const gchar *token)
{
EmpathyAvatar *avatar = NULL;
gchar *filename;
gchar *data = NULL;
gsize len;
GError *error = NULL;
g_return_val_if_fail (!G_STR_EMPTY (token), NULL);
/* Load the avatar from file if it exists */
filename = avatar_get_filename (token);
if (g_file_test (filename, G_FILE_TEST_EXISTS)) {
if (!g_file_get_contents (filename, &data, &len, &error)) {
empathy_debug (DEBUG_DOMAIN,
"Failed to load avatar from cache: %s",
error ? error->message : "No error given");
g_clear_error (&error);
}
}
if (data) {
empathy_debug (DEBUG_DOMAIN, "Avatar loaded from %s", filename);
avatar = avatar_new (data, len, NULL, token);
}
g_free (filename);
return avatar;
}
void
empathy_avatar_unref (EmpathyAvatar *avatar)
{
g_return_if_fail (avatar != NULL);
avatar->refcount--;
if (avatar->refcount == 0) {
g_free (avatar->data);
g_free (avatar->format);
g_free (avatar->token);
g_slice_free (EmpathyAvatar, avatar);
}
}
EmpathyAvatar *
empathy_avatar_ref (EmpathyAvatar *avatar)
{
g_return_val_if_fail (avatar != NULL, NULL);
avatar->refcount++;
return avatar;
}
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