ef70364e81
gjs landed support for TextDecoder/TextEncoder. Use those instead of gjs' own ByteArray module. Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1946>
118 lines
3.9 KiB
JavaScript
118 lines
3.9 KiB
JavaScript
// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
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/* exported collectFromDatadirs, recursivelyDeleteDir,
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recursivelyMoveDir, loadInterfaceXML, loadSubInterfaceXML */
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const { Gio, GLib } = imports.gi;
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const Config = imports.misc.config;
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function collectFromDatadirs(subdir, includeUserDir, processFile) {
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let dataDirs = GLib.get_system_data_dirs();
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if (includeUserDir)
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dataDirs.unshift(GLib.get_user_data_dir());
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for (let i = 0; i < dataDirs.length; i++) {
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let path = GLib.build_filenamev([dataDirs[i], 'gnome-shell', subdir]);
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let dir = Gio.File.new_for_path(path);
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let fileEnum;
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try {
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fileEnum = dir.enumerate_children('standard::name,standard::type',
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Gio.FileQueryInfoFlags.NONE, null);
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} catch (e) {
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fileEnum = null;
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}
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if (fileEnum != null) {
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let info;
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while ((info = fileEnum.next_file(null)))
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processFile(fileEnum.get_child(info), info);
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}
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}
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}
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function recursivelyDeleteDir(dir, deleteParent) {
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let children = dir.enumerate_children('standard::name,standard::type',
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Gio.FileQueryInfoFlags.NONE, null);
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let info;
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while ((info = children.next_file(null)) != null) {
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let type = info.get_file_type();
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let child = dir.get_child(info.get_name());
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if (type == Gio.FileType.REGULAR)
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child.delete(null);
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else if (type == Gio.FileType.DIRECTORY)
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recursivelyDeleteDir(child, true);
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}
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if (deleteParent)
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dir.delete(null);
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}
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function recursivelyMoveDir(srcDir, destDir) {
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let children = srcDir.enumerate_children('standard::name,standard::type',
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Gio.FileQueryInfoFlags.NONE, null);
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if (!destDir.query_exists(null))
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destDir.make_directory_with_parents(null);
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let info;
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while ((info = children.next_file(null)) != null) {
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let type = info.get_file_type();
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let srcChild = srcDir.get_child(info.get_name());
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let destChild = destDir.get_child(info.get_name());
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if (type == Gio.FileType.REGULAR)
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srcChild.move(destChild, Gio.FileCopyFlags.NONE, null, null);
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else if (type == Gio.FileType.DIRECTORY)
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recursivelyMoveDir(srcChild, destChild);
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}
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}
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let _ifaceResource = null;
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function ensureIfaceResource() {
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if (_ifaceResource)
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return;
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// don't use global.datadir so the method is usable from tests/tools
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let dir = GLib.getenv('GNOME_SHELL_DATADIR') || Config.PKGDATADIR;
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let path = `${dir}/gnome-shell-dbus-interfaces.gresource`;
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_ifaceResource = Gio.Resource.load(path);
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_ifaceResource._register();
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}
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function loadInterfaceXML(iface) {
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ensureIfaceResource();
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let uri = `resource:///org/gnome/shell/dbus-interfaces/${iface}.xml`;
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let f = Gio.File.new_for_uri(uri);
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try {
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let [ok_, bytes] = f.load_contents(null);
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return new TextDecoder().decode(bytes);
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} catch (e) {
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log(`Failed to load D-Bus interface ${iface}`);
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}
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return null;
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}
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function loadSubInterfaceXML(iface, ifaceFile) {
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let xml = loadInterfaceXML(ifaceFile);
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if (!xml)
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return null;
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let ifaceStartTag = `<interface name="${iface}">`;
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let ifaceStopTag = '</interface>';
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let ifaceStartIndex = xml.indexOf(ifaceStartTag);
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let ifaceEndIndex = xml.indexOf(ifaceStopTag, ifaceStartIndex + 1) + ifaceStopTag.length;
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let xmlHeader = '<!DOCTYPE node PUBLIC\n' +
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'\'-//freedesktop//DTD D-BUS Object Introspection 1.0//EN\'\n' +
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'\'http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd\'>\n' +
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'<node>\n';
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let xmlFooter = '</node>';
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return (
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xmlHeader +
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xml.substr(ifaceStartIndex, ifaceEndIndex - ifaceStartIndex) +
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xmlFooter);
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}
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