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/*
* Remmina - The GTK+ Remote Desktop Client
* Copyright (C) 2009-2010 Vic Lee
* Copyright (C) 2014-2015 Antenore Gatta, Fabio Castelli, Giovanni Panozzo
* Copyright (C) 2016-2021 Antenore Gatta, Giovanni Panozzo
*
* 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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL. * If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. * If you
* do not wish to do so, delete this exception statement from your
* version. * If you delete this exception statement from all source
* files in the program, then also delete it here.
*
*/
#include "config.h"
#include <errno.h>
#include <gtk/gtk.h>
#include <string.h>
#include "remmina_log.h"
#include "remmina_public.h"
#include "remmina_pref.h"
#include "remmina_string_array.h"
#include "remmina_plugin_manager.h"
#include "remmina_file_manager.h"
#include "remmina/remmina_trace_calls.h"
static gchar *remminadir;
static gchar *cachedir;
/**
* Return datadir_path from pref or first found data dir as per XDG specs.
*
* The returned string must be freed by the caller with g_free
*/
gchar *remmina_file_get_datadir(void)
{
TRACE_CALL(__func__);
const gchar *dir = ".remmina";
int i;
/* From preferences, datadir_path */
remminadir = remmina_pref_get_value("datadir_path");
if (remminadir != NULL && strlen(remminadir) > 0)
if (g_file_test(remminadir, G_FILE_TEST_IS_DIR))
return remminadir;
g_free(remminadir), remminadir = NULL;
/* Legacy ~/.remmina */
remminadir = g_build_path("/", g_get_home_dir(), dir, NULL);
if (g_file_test(remminadir, G_FILE_TEST_IS_DIR))
return remminadir;
g_free(remminadir), remminadir = NULL;
/* ~/.local/share/remmina */
remminadir = g_build_path("/", g_get_user_data_dir(), "remmina", NULL);
if (g_file_test(remminadir, G_FILE_TEST_IS_DIR))
return remminadir;
g_free(remminadir), remminadir = NULL;
/* /usr/local/share/remmina */
const gchar *const *dirs = g_get_system_data_dirs();
g_free(remminadir), remminadir = NULL;
for (i = 0; dirs[i] != NULL; ++i) {
remminadir = g_build_path("/", dirs[i], "remmina", NULL);
if (g_file_test(remminadir, G_FILE_TEST_IS_DIR))
return remminadir;
g_free(remminadir), remminadir = NULL;
}
/* The last case we use the home ~/.local/share/remmina */
remminadir = g_build_path("/", g_get_user_data_dir(), "remmina", NULL);
return remminadir;
}
/** @todo remmina_pref_file_do_copy and remmina_file_manager_do_copy to remmina_files_copy */
static gboolean remmina_file_manager_do_copy(const char *src_path, const char *dst_path)
{
GFile *src = g_file_new_for_path(src_path), *dst = g_file_new_for_path(dst_path);
/* We don’t overwrite the target if it exists */
const gboolean ok = g_file_copy(src, dst, G_FILE_COPY_NONE, NULL, NULL, NULL, NULL);
g_object_unref(dst);
g_object_unref(src);
return ok;
}
/**
* It creates the Remmina data and cache folders
*
* If it finds the legacy ~/.remmina folder it copies the connection profiles into the new folder.
*
* If it finds default profiles in the XDG_DATA_DIRS it copies the profiles into the user data-folder.
*/
void remmina_file_manager_init(void)
{
TRACE_CALL(__func__);
GDir *dir;
const gchar *legacy = ".remmina";
const gchar *filename;
int i;
/* Get and create the XDG_DATA_HOME directory */
remminadir = remmina_pref_get_value("datadir_path");
if (g_mkdir_with_parents(remminadir, 0750) == 0) {
REMMINA_DEBUG ("Initialized the \"%s\" data folder", remminadir);
g_free(remminadir), remminadir = NULL;
} else {
g_free(remminadir), remminadir = NULL;
/* Get and create the XDG_DATA_HOME directory */
remminadir = g_build_path("/", g_get_user_data_dir(), "remmina", NULL);
if (g_mkdir_with_parents(remminadir, 0750) == 0)
REMMINA_DEBUG ("Initialized the \"%s\" data folder", remminadir);
else
REMMINA_CRITICAL("Cannot create the \"%s\" data folder", remminadir);
g_free(remminadir), remminadir = NULL;
}
/* Create the XDG_CACHE_HOME directory */
cachedir = g_build_path("/", g_get_user_cache_dir(), "remmina", NULL);
g_mkdir_with_parents(cachedir, 0750);
g_free(cachedir), cachedir = NULL;
/* Empty legacy ~/.remmina */
remminadir = g_build_path("/", g_get_home_dir(), legacy, NULL);
if (g_file_test(remminadir, G_FILE_TEST_IS_DIR)) {
dir = g_dir_open(remminadir, 0, NULL);
while ((filename = g_dir_read_name(dir)) != NULL) {
remmina_file_manager_do_copy(
g_build_path("/", remminadir, filename, NULL),
g_build_path("/", g_get_user_data_dir(),
"remmina", filename, NULL));
}
}
/* XDG_DATA_DIRS, i.e. /usr/local/share/remmina */
const gchar *const *dirs = g_get_system_data_dirs();
g_free(remminadir), remminadir = NULL;
for (i = 0; dirs[i] != NULL; ++i) {
remminadir = g_build_path("/", dirs[i], "remmina", NULL);
if (g_file_test(remminadir, G_FILE_TEST_IS_DIR)) {
dir = g_dir_open(remminadir, 0, NULL);
while ((filename = g_dir_read_name(dir)) != NULL) {
remmina_file_manager_do_copy(
g_build_path("/", remminadir, filename, NULL),
g_build_path("/", g_get_user_data_dir(),
"remmina", filename, NULL));
}
}
g_free(remminadir), remminadir = NULL;
}
/* At last we make sure we use XDG_USER_DATA */
if (remminadir != NULL)
g_free(remminadir), remminadir = NULL;
}
gint remmina_file_manager_iterate(GFunc func, gpointer user_data)
{
TRACE_CALL(__func__);
gchar filename[MAX_PATH_LEN];
GDir *dir;
const gchar *name;
RemminaFile *remminafile;
gint items_count = 0;
gchar *remmina_data_dir;
remmina_data_dir = remmina_file_get_datadir();
dir = g_dir_open(remmina_data_dir, 0, NULL);
if (dir) {
while ((name = g_dir_read_name(dir)) != NULL) {
if (!g_str_has_suffix(name, ".remmina"))
continue;
g_snprintf(filename, MAX_PATH_LEN, "%s/%s",
remmina_data_dir, name);
remminafile = remmina_file_load(filename);
if (remminafile) {
(*func)(remminafile, user_data);
remmina_file_free(remminafile);
items_count++;
}
}
g_dir_close(dir);
}
g_free(remmina_data_dir);
return items_count;
}
gchar *remmina_file_manager_get_groups(void)
{
TRACE_CALL(__func__);
gchar filename[MAX_PATH_LEN];
GDir *dir;
const gchar *name;
RemminaFile *remminafile;
RemminaStringArray *array;
const gchar *group;
gchar *groups;
gchar *remmina_data_dir;
remmina_data_dir = remmina_file_get_datadir();
array = remmina_string_array_new();
dir = g_dir_open(remmina_data_dir, 0, NULL);
if (dir == NULL)
return 0;
while ((name = g_dir_read_name(dir)) != NULL) {
if (!g_str_has_suffix(name, ".remmina"))
continue;
g_snprintf(filename, MAX_PATH_LEN, "%s/%s", remmina_data_dir, name);
remminafile = remmina_file_load(filename);
if (remminafile) {
group = remmina_file_get_string(remminafile, "group");
if (group && remmina_string_array_find(array, group) < 0)
remmina_string_array_add(array, group);
remmina_file_free(remminafile);
}
}
g_dir_close(dir);
remmina_string_array_sort(array);
groups = remmina_string_array_to_string(array);
remmina_string_array_free(array);
g_free(remmina_data_dir);
return groups;
}
static void remmina_file_manager_add_group(GNode *node, const gchar *group)
{
TRACE_CALL(__func__);
gint cmp;
gchar *p1;
gchar *p2;
GNode *child;
gboolean found;
RemminaGroupData *data;
if (node == NULL)
return;
if (group == NULL || group[0] == '\0')
return;
p1 = g_strdup(group);
p2 = strchr(p1, '/');
if (p2)
*p2++ = '\0';
found = FALSE;
for (child = g_node_first_child(node); child; child = g_node_next_sibling(child)) {
cmp = g_strcmp0(((RemminaGroupData *)child->data)->name, p1);
if (cmp == 0) {
found = TRUE;
break;
}
if (cmp > 0)
break;
}
if (!found) {
data = g_new0(RemminaGroupData, 1);
data->name = p1;
if (node->data)
data->group = g_strdup_printf("%s/%s", ((RemminaGroupData *)node->data)->group, p1);
else
data->group = g_strdup(p1);
if (child)
child = g_node_insert_data_before(node, child, data);
else
child = g_node_append_data(node, data);
}
remmina_file_manager_add_group(child, p2);
if (found)
g_free(p1);
}
GNode *remmina_file_manager_get_group_tree(void)
{
TRACE_CALL(__func__);
gchar filename[MAX_PATH_LEN];
GDir *dir;
g_autofree gchar *datadir = NULL;
const gchar *name;
RemminaFile *remminafile;
const gchar *group;
GNode *root;
root = g_node_new(NULL);
datadir = g_strdup(remmina_file_get_datadir());
dir = g_dir_open(datadir, 0, NULL);
if (dir == NULL)
return root;
while ((name = g_dir_read_name(dir)) != NULL) {
if (!g_str_has_suffix(name, ".remmina"))
continue;
g_snprintf(filename, MAX_PATH_LEN, "%s/%s", datadir, name);
remminafile = remmina_file_load(filename);
if (remminafile) {
group = remmina_file_get_string(remminafile, "group");
remmina_file_manager_add_group(root, group);
remmina_file_free(remminafile);
}
}
g_dir_close(dir);
return root;
}
void remmina_file_manager_free_group_tree(GNode *node)
{
TRACE_CALL(__func__);
RemminaGroupData *data;
GNode *child;
if (!node)
return;
data = (RemminaGroupData *)node->data;
if (data) {
g_free(data->name);
g_free(data->group);
g_free(data);
node->data = NULL;
}
for (child = g_node_first_child(node); child; child = g_node_next_sibling(child))
remmina_file_manager_free_group_tree(child);
g_node_unlink(node);
}
RemminaFile *remmina_file_manager_load_file(const gchar *filename)
{
TRACE_CALL(__func__);
RemminaFile *remminafile = NULL;
RemminaFilePlugin *plugin;
gchar *p;
if ((p = strrchr(filename, '.')) != NULL && g_strcmp0(p + 1, "remmina") == 0) {
remminafile = remmina_file_load(filename);
} else {
plugin = remmina_plugin_manager_get_import_file_handler(filename);
if (plugin)
remminafile = plugin->import_func(filename);
}
return remminafile;
}
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