623 lines
20 KiB
JavaScript
623 lines
20 KiB
JavaScript
// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
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/* exported findUrls, spawn, spawnCommandLine, spawnApp, trySpawnCommandLine,
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formatTime, formatTimeSpan, createTimeLabel, insertSorted,
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ensureActorVisibleInScrollView, wiggle, lerp, GNOMEversionCompare,
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DBusSenderChecker, Highlighter */
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const Clutter = imports.gi.Clutter;
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const Gio = imports.gi.Gio;
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const GLib = imports.gi.GLib;
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const Shell = imports.gi.Shell;
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const St = imports.gi.St;
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const GnomeDesktop = imports.gi.GnomeDesktop;
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const Gettext = imports.gettext;
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const Main = imports.ui.main;
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const Params = imports.misc.params;
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var SCROLL_TIME = 100;
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const WIGGLE_OFFSET = 6;
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const WIGGLE_DURATION = 65;
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const N_WIGGLES = 3;
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// http://daringfireball.net/2010/07/improved_regex_for_matching_urls
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const _balancedParens = '\\([^\\s()<>]+\\)';
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const _leadingJunk = '[\\s`(\\[{\'\\"<\u00AB\u201C\u2018]';
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const _notTrailingJunk = '[^\\s`!()\\[\\]{};:\'\\".,<>?\u00AB\u00BB\u200E\u200F\u201C\u201D\u2018\u2019\u202A\u202C]';
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const _urlRegexp = new RegExp(
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`(^|${_leadingJunk})` +
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'(' +
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'(?:' +
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'(?:http|https|ftp)://' + // scheme://
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'|' +
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'www\\d{0,3}[.]' + // www.
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'|' +
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'[a-z0-9.\\-]+[.][a-z]{2,4}/' + // foo.xx/
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')' +
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'(?:' + // one or more:
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'[^\\s()<>]+' + // run of non-space non-()
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'|' + // or
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`${_balancedParens}` + // balanced parens
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')+' +
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'(?:' + // end with:
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`${_balancedParens}` + // balanced parens
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'|' + // or
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`${_notTrailingJunk}` + // last non-junk char
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')' +
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')', 'gi');
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let _desktopSettings = null;
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// findUrls:
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// @str: string to find URLs in
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//
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// Searches @str for URLs and returns an array of objects with %url
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// properties showing the matched URL string, and %pos properties indicating
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// the position within @str where the URL was found.
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//
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// Return value: the list of match objects, as described above
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function findUrls(str) {
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let res = [], match;
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while ((match = _urlRegexp.exec(str)))
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res.push({ url: match[2], pos: match.index + match[1].length });
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return res;
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}
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// spawn:
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// @argv: an argv array
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//
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// Runs @argv in the background, handling any errors that occur
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// when trying to start the program.
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function spawn(argv) {
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try {
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trySpawn(argv);
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} catch (err) {
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_handleSpawnError(argv[0], err);
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}
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}
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// spawnCommandLine:
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// @commandLine: a command line
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//
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// Runs @commandLine in the background, handling any errors that
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// occur when trying to parse or start the program.
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function spawnCommandLine(commandLine) {
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try {
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let [success_, argv] = GLib.shell_parse_argv(commandLine);
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trySpawn(argv);
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} catch (err) {
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_handleSpawnError(commandLine, err);
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}
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}
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// spawnApp:
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// @argv: an argv array
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//
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// Runs @argv as if it was an application, handling startup notification
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function spawnApp(argv) {
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try {
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let app = Gio.AppInfo.create_from_commandline(argv.join(' '), null,
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Gio.AppInfoCreateFlags.SUPPORTS_STARTUP_NOTIFICATION);
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let context = global.create_app_launch_context(0, -1);
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app.launch([], context);
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} catch (err) {
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_handleSpawnError(argv[0], err);
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}
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}
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// trySpawn:
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// @argv: an argv array
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//
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// Runs @argv in the background. If launching @argv fails,
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// this will throw an error.
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function trySpawn(argv) {
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var success_, pid;
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try {
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[success_, pid] = GLib.spawn_async(
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null, argv, null,
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GLib.SpawnFlags.SEARCH_PATH | GLib.SpawnFlags.DO_NOT_REAP_CHILD,
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() => {
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try {
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global.context.restore_rlimit_nofile();
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} catch (err) {
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}
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}
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);
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} catch (err) {
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/* Rewrite the error in case of ENOENT */
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if (err.matches(GLib.SpawnError, GLib.SpawnError.NOENT)) {
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throw new GLib.SpawnError({
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code: GLib.SpawnError.NOENT,
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message: _('Command not found'),
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});
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} else if (err instanceof GLib.Error) {
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// The exception from gjs contains an error string like:
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// Error invoking GLib.spawn_command_line_async: Failed to
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// execute child process "foo" (No such file or directory)
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// We are only interested in the part in the parentheses. (And
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// we can't pattern match the text, since it gets localized.)
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let message = err.message.replace(/.*\((.+)\)/, '$1');
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throw new err.constructor({ code: err.code, message });
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} else {
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throw err;
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}
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}
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// Async call, we don't need the reply though
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GnomeDesktop.start_systemd_scope(argv[0], pid, null, null, null, () => {});
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// Dummy child watch; we don't want to double-fork internally
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// because then we lose the parent-child relationship, which
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// can break polkit. See https://bugzilla.redhat.com//show_bug.cgi?id=819275
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GLib.child_watch_add(GLib.PRIORITY_DEFAULT, pid, () => {});
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}
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// trySpawnCommandLine:
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// @commandLine: a command line
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//
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// Runs @commandLine in the background. If launching @commandLine
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// fails, this will throw an error.
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function trySpawnCommandLine(commandLine) {
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let success_, argv;
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try {
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[success_, argv] = GLib.shell_parse_argv(commandLine);
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} catch (err) {
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// Replace "Error invoking GLib.shell_parse_argv: " with
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// something nicer
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err.message = err.message.replace(/[^:]*: /, `${_('Could not parse command:')}\n`);
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throw err;
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}
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trySpawn(argv);
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}
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function _handleSpawnError(command, err) {
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let title = _("Execution of “%s” failed:").format(command);
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Main.notifyError(title, err.message);
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}
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function formatTimeSpan(date) {
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let now = GLib.DateTime.new_now_local();
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let timespan = now.difference(date);
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let minutesAgo = timespan / GLib.TIME_SPAN_MINUTE;
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let hoursAgo = timespan / GLib.TIME_SPAN_HOUR;
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let daysAgo = timespan / GLib.TIME_SPAN_DAY;
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let weeksAgo = daysAgo / 7;
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let monthsAgo = daysAgo / 30;
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let yearsAgo = weeksAgo / 52;
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if (minutesAgo < 5)
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return _("Just now");
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if (hoursAgo < 1) {
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return Gettext.ngettext("%d minute ago",
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"%d minutes ago", minutesAgo).format(minutesAgo);
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}
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if (daysAgo < 1) {
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return Gettext.ngettext("%d hour ago",
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"%d hours ago", hoursAgo).format(hoursAgo);
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}
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if (daysAgo < 2)
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return _("Yesterday");
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if (daysAgo < 15) {
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return Gettext.ngettext("%d day ago",
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"%d days ago", daysAgo).format(daysAgo);
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}
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if (weeksAgo < 8) {
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return Gettext.ngettext("%d week ago",
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"%d weeks ago", weeksAgo).format(weeksAgo);
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}
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if (yearsAgo < 1) {
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return Gettext.ngettext("%d month ago",
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"%d months ago", monthsAgo).format(monthsAgo);
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}
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return Gettext.ngettext("%d year ago",
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"%d years ago", yearsAgo).format(yearsAgo);
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}
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function formatTime(time, params) {
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let date;
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// HACK: The built-in Date type sucks at timezones, which we need for the
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// world clock; it's often more convenient though, so allow either
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// Date or GLib.DateTime as parameter
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if (time instanceof Date)
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date = GLib.DateTime.new_from_unix_local(time.getTime() / 1000);
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else
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date = time;
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let now = GLib.DateTime.new_now_local();
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let daysAgo = now.difference(date) / (24 * 60 * 60 * 1000 * 1000);
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let format;
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if (_desktopSettings == null)
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_desktopSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.interface' });
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let clockFormat = _desktopSettings.get_string('clock-format');
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params = Params.parse(params, {
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timeOnly: false,
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ampm: true,
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});
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if (clockFormat == '24h') {
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// Show only the time if date is on today
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if (daysAgo < 1 || params.timeOnly)
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/* Translators: Time in 24h format */
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format = N_("%H\u2236%M");
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// Show the word "Yesterday" and time if date is on yesterday
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else if (daysAgo < 2)
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/* Translators: this is the word "Yesterday" followed by a
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time string in 24h format. i.e. "Yesterday, 14:30" */
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// xgettext:no-c-format
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format = N_("Yesterday, %H\u2236%M");
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// Show a week day and time if date is in the last week
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else if (daysAgo < 7)
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/* Translators: this is the week day name followed by a time
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string in 24h format. i.e. "Monday, 14:30" */
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// xgettext:no-c-format
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format = N_("%A, %H\u2236%M");
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else if (date.get_year() == now.get_year())
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/* Translators: this is the month name and day number
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followed by a time string in 24h format.
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i.e. "May 25, 14:30" */
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// xgettext:no-c-format
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format = N_("%B %-d, %H\u2236%M");
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else
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/* Translators: this is the month name, day number, year
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number followed by a time string in 24h format.
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i.e. "May 25 2012, 14:30" */
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// xgettext:no-c-format
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format = N_("%B %-d %Y, %H\u2236%M");
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} else {
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// Show only the time if date is on today
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if (daysAgo < 1 || params.timeOnly) // eslint-disable-line no-lonely-if
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/* Translators: Time in 12h format */
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format = N_("%l\u2236%M %p");
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// Show the word "Yesterday" and time if date is on yesterday
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else if (daysAgo < 2)
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/* Translators: this is the word "Yesterday" followed by a
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time string in 12h format. i.e. "Yesterday, 2:30 pm" */
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// xgettext:no-c-format
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format = N_("Yesterday, %l\u2236%M %p");
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// Show a week day and time if date is in the last week
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else if (daysAgo < 7)
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/* Translators: this is the week day name followed by a time
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string in 12h format. i.e. "Monday, 2:30 pm" */
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// xgettext:no-c-format
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format = N_("%A, %l\u2236%M %p");
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else if (date.get_year() == now.get_year())
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/* Translators: this is the month name and day number
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followed by a time string in 12h format.
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i.e. "May 25, 2:30 pm" */
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// xgettext:no-c-format
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format = N_("%B %-d, %l\u2236%M %p");
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else
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/* Translators: this is the month name, day number, year
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number followed by a time string in 12h format.
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i.e. "May 25 2012, 2:30 pm"*/
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// xgettext:no-c-format
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format = N_("%B %-d %Y, %l\u2236%M %p");
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}
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// Time in short 12h format, without the equivalent of "AM" or "PM"; used
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// when it is clear from the context
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if (!params.ampm)
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format = format.replace(/\s*%p/g, '');
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let formattedTime = date.format(Shell.util_translate_time_string(format));
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// prepend LTR-mark to colon/ratio to force a text direction on times
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return formattedTime.replace(/([:\u2236])/g, '\u200e$1');
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}
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function createTimeLabel(date, params) {
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if (_desktopSettings == null)
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_desktopSettings = new Gio.Settings({ schema_id: 'org.gnome.desktop.interface' });
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let label = new St.Label({ text: formatTime(date, params) });
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_desktopSettings.connectObject(
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'changed::clock-format', () => (label.text = formatTime(date, params)),
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label);
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return label;
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}
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// lowerBound:
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// @array: an array or array-like object, already sorted
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// according to @cmp
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// @val: the value to add
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// @cmp: a comparator (or undefined to compare as numbers)
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//
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// Returns the position of the first element that is not
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// lower than @val, according to @cmp.
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// That is, returns the first position at which it
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// is possible to insert @val without violating the
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// order.
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// This is quite like an ordinary binary search, except
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// that it doesn't stop at first element comparing equal.
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function lowerBound(array, val, cmp) {
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let min, max, mid, v;
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cmp ||= (a, b) => a - b;
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if (array.length == 0)
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return 0;
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min = 0;
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max = array.length;
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while (min < (max - 1)) {
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mid = Math.floor((min + max) / 2);
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v = cmp(array[mid], val);
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if (v < 0)
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min = mid + 1;
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else
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max = mid;
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}
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return min == max || cmp(array[min], val) < 0 ? max : min;
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}
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// insertSorted:
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// @array: an array sorted according to @cmp
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// @val: a value to insert
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// @cmp: the sorting function
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//
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// Inserts @val into @array, preserving the
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// sorting invariants.
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// Returns the position at which it was inserted
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function insertSorted(array, val, cmp) {
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let pos = lowerBound(array, val, cmp);
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array.splice(pos, 0, val);
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return pos;
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}
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function ensureActorVisibleInScrollView(scrollView, actor) {
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let adjustment = scrollView.vscroll.adjustment;
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let [value, lower_, upper, stepIncrement_, pageIncrement_, pageSize] = adjustment.get_values();
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let offset = 0;
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let vfade = scrollView.get_effect("fade");
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if (vfade)
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offset = vfade.fade_margins.top;
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let box = actor.get_allocation_box();
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let y1 = box.y1, y2 = box.y2;
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let parent = actor.get_parent();
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while (parent != scrollView) {
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if (!parent)
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throw new Error("actor not in scroll view");
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box = parent.get_allocation_box();
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y1 += box.y1;
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y2 += box.y1;
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parent = parent.get_parent();
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}
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if (y1 < value + offset)
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value = Math.max(0, y1 - offset);
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else if (y2 > value + pageSize - offset)
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value = Math.min(upper, y2 + offset - pageSize);
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else
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return;
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adjustment.ease(value, {
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mode: Clutter.AnimationMode.EASE_OUT_QUAD,
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duration: SCROLL_TIME,
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});
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}
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function wiggle(actor, params) {
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if (!St.Settings.get().enable_animations)
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return;
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params = Params.parse(params, {
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offset: WIGGLE_OFFSET,
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duration: WIGGLE_DURATION,
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wiggleCount: N_WIGGLES,
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});
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actor.translation_x = 0;
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// Accelerate before wiggling
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actor.ease({
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translation_x: -params.offset,
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duration: params.duration,
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mode: Clutter.AnimationMode.EASE_OUT_QUAD,
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onComplete: () => {
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// Wiggle
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actor.ease({
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translation_x: params.offset,
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duration: params.duration,
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mode: Clutter.AnimationMode.LINEAR,
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repeatCount: params.wiggleCount,
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autoReverse: true,
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onComplete: () => {
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// Decelerate and return to the original position
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actor.ease({
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translation_x: 0,
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duration: params.duration,
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mode: Clutter.AnimationMode.EASE_IN_QUAD,
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});
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},
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});
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},
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});
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}
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function lerp(start, end, progress) {
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return start + progress * (end - start);
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}
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|
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// _GNOMEversionToNumber:
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// @version: a GNOME version element
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//
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|
// Like Number() but returns sortable values for special-cases
|
|
// 'alpha' and 'beta'. Returns NaN for unhandled 'versions'.
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function _GNOMEversionToNumber(version) {
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let ret = Number(version);
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if (!isNaN(ret))
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return ret;
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if (version === 'alpha')
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return -2;
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if (version === 'beta')
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return -1;
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return ret;
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}
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|
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// GNOMEversionCompare:
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|
// @version1: a string containing a GNOME version
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|
// @version2: a string containing another GNOME version
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|
//
|
|
// Returns an integer less than, equal to, or greater than
|
|
// zero, if version1 is older, equal or newer than version2
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|
function GNOMEversionCompare(version1, version2) {
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const v1Array = version1.split('.');
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const v2Array = version2.split('.');
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for (let i = 0; i < Math.max(v1Array.length, v2Array.length); i++) {
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let elemV1 = _GNOMEversionToNumber(v1Array[i] || '0');
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let elemV2 = _GNOMEversionToNumber(v2Array[i] || '0');
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if (elemV1 < elemV2)
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return -1;
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if (elemV1 > elemV2)
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return 1;
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}
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return 0;
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}
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|
|
var DBusSenderChecker = class {
|
|
/**
|
|
* @param {string[]} allowList - list of allowed well-known names
|
|
*/
|
|
constructor(allowList) {
|
|
this._allowlistMap = new Map();
|
|
|
|
this._uninitializedNames = new Set(allowList);
|
|
this._initializedPromise = new Promise(resolve => {
|
|
this._resolveInitialized = resolve;
|
|
});
|
|
|
|
this._watchList = allowList.map(name => {
|
|
return Gio.DBus.watch_name(Gio.BusType.SESSION,
|
|
name,
|
|
Gio.BusNameWatcherFlags.NONE,
|
|
(conn_, name_, owner) => {
|
|
this._allowlistMap.set(name, owner);
|
|
this._checkAndResolveInitialized(name);
|
|
},
|
|
() => {
|
|
this._allowlistMap.delete(name);
|
|
this._checkAndResolveInitialized(name);
|
|
});
|
|
});
|
|
}
|
|
|
|
/**
|
|
* @param {string} name - bus name for which the watcher got initialized
|
|
*/
|
|
_checkAndResolveInitialized(name) {
|
|
if (this._uninitializedNames.delete(name) &&
|
|
this._uninitializedNames.size === 0)
|
|
this._resolveInitialized();
|
|
}
|
|
|
|
/**
|
|
* @async
|
|
* @param {string} sender - the bus name that invoked the checked method
|
|
* @returns {bool}
|
|
*/
|
|
async _isSenderAllowed(sender) {
|
|
await this._initializedPromise;
|
|
return [...this._allowlistMap.values()].includes(sender);
|
|
}
|
|
|
|
/**
|
|
* Check whether the bus name that invoked @invocation maps
|
|
* to an entry in the allow list.
|
|
*
|
|
* @async
|
|
* @throws
|
|
* @param {Gio.DBusMethodInvocation} invocation - the invocation
|
|
* @returns {void}
|
|
*/
|
|
async checkInvocation(invocation) {
|
|
if (global.context.unsafe_mode)
|
|
return;
|
|
|
|
if (await this._isSenderAllowed(invocation.get_sender()))
|
|
return;
|
|
|
|
throw new GLib.Error(Gio.DBusError,
|
|
Gio.DBusError.ACCESS_DENIED,
|
|
`${invocation.get_method_name()} is not allowed`);
|
|
}
|
|
|
|
/**
|
|
* @returns {void}
|
|
*/
|
|
destroy() {
|
|
for (const id in this._watchList)
|
|
Gio.DBus.unwatch_name(id);
|
|
this._watchList = [];
|
|
}
|
|
};
|
|
|
|
/* @class Highlighter Highlight given terms in text using markup. */
|
|
var Highlighter = class {
|
|
/**
|
|
* @param {?string[]} terms - list of terms to highlight
|
|
*/
|
|
constructor(terms) {
|
|
if (!terms)
|
|
return;
|
|
|
|
const escapedTerms = terms
|
|
.map(term => Shell.util_regex_escape(term))
|
|
.filter(term => term.length > 0);
|
|
|
|
if (escapedTerms.length === 0)
|
|
return;
|
|
|
|
this._highlightRegex = new RegExp(
|
|
`(${escapedTerms.join('|')})`, 'gi');
|
|
}
|
|
|
|
/**
|
|
* Highlight all occurences of the terms defined for this
|
|
* highlighter in the provided text using markup.
|
|
*
|
|
* @param {string} text - text to highlight the defined terms in
|
|
* @returns {string}
|
|
*/
|
|
highlight(text) {
|
|
if (!this._highlightRegex)
|
|
return GLib.markup_escape_text(text, -1);
|
|
|
|
let escaped = [];
|
|
let lastMatchEnd = 0;
|
|
let match;
|
|
while ((match = this._highlightRegex.exec(text))) {
|
|
if (match.index > lastMatchEnd) {
|
|
let unmatched = GLib.markup_escape_text(
|
|
text.slice(lastMatchEnd, match.index), -1);
|
|
escaped.push(unmatched);
|
|
}
|
|
let matched = GLib.markup_escape_text(match[0], -1);
|
|
escaped.push(`<b>${matched}</b>`);
|
|
lastMatchEnd = match.index + match[0].length;
|
|
}
|
|
let unmatched = GLib.markup_escape_text(
|
|
text.slice(lastMatchEnd), -1);
|
|
escaped.push(unmatched);
|
|
|
|
return escaped.join('');
|
|
}
|
|
};
|