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/*
* Copyright (C) 2021 Collabora Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gio/gio.h>
#include "utils.h"
/* Search by descending quality level */
static const gchar *icon_sizes[] = {
"scalable",
"512x512",
"256x256",
"192x192",
"128x128",
"96x96",
"72x72",
"64x64",
"48x48",
"32x32",
"24x24",
"16x16",
"symbolic",
NULL
};
/*
* Recursively search the `base_path` folder for a file whose name
* starts with `icon_name`: this way we don't care about the extension
* and can also get files with an extended name (for example,
* "`icon_name`-symbolic.png" would still be recognized as a valid match)
*/
static gchar *find_icon(const gchar *base_path, const gchar *icon_name)
{
g_autoptr(GFile) base_dir = g_file_new_for_path(base_path);
g_autoptr(GFileEnumerator) child_list =
g_file_enumerate_children(base_dir, "*", G_FILE_QUERY_INFO_NONE,
NULL, NULL);
if (!child_list)
return NULL;
while (TRUE) {
GFile *current_file;
GFileInfo *current_file_info;
g_file_enumerator_iterate(child_list, ¤t_file_info,
¤t_file, NULL, NULL);
if (!current_file_info || !current_file)
break;
if (g_file_info_get_file_type(current_file_info) == G_FILE_TYPE_DIRECTORY) {
gchar *icon_path = find_icon(g_file_get_path(current_file), icon_name);
if (icon_path)
return icon_path;
} else if (g_str_has_prefix(g_file_get_basename(current_file), icon_name)) {
return g_strdup(g_file_get_path(current_file));
}
}
return NULL;
}
/*
* Search through a list of folders for the `icon_name` icon file
*/
gchar *applaunchd_utils_get_icon(GStrv dir_list, const gchar *icon_name)
{
gchar *icon_path = NULL;
for (GStrv base_path = dir_list; *base_path != NULL ; base_path++) {
g_autoptr(GFile) base_dir = g_file_new_build_filename(*base_path,
"icons", NULL);
g_autoptr(GFileEnumerator) child_list =
g_file_enumerate_children(base_dir, "standard::type=directory",
G_FILE_QUERY_INFO_NONE, NULL, NULL);
if (!child_list)
continue;
while (TRUE) {
GFile *theme_dir;
g_file_enumerator_iterate(child_list, NULL, &theme_dir,
NULL, NULL);
if (!theme_dir)
break;
for (gint i = 0; icon_sizes[i]; i++) {
g_autofree gchar *theme_path =
g_build_filename(g_file_get_path(theme_dir),
icon_sizes[i], NULL);
icon_path = find_icon(theme_path, icon_name);
if (icon_path)
return icon_path;
}
}
}
return NULL;
}
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