midori/extensions/apps.vala

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/*
Copyright (C) 2013 Christian Dywan <christian@twotoasts.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
See the file COPYING for the full license text.
*/
namespace Apps {
const string APP_PREFIX = PACKAGE_NAME + " -a ";
const string PROFILE_PREFIX = PACKAGE_NAME + " -c ";
private class Launcher : GLib.Object, GLib.Initable {
internal GLib.File file;
internal string name;
internal string icon_name;
internal string exec;
internal string uri;
internal static string get_favicon_name_for_uri (string prefix, GLib.File folder, string uri, bool testing)
{
string icon_name = Midori.Stock.WEB_BROWSER;
if (testing == true)
return icon_name;
if (prefix != PROFILE_PREFIX)
{
try {
var pixbuf = Midori.Paths.get_icon (uri, null);
if (pixbuf == null)
throw new FileError.EXIST ("No favicon loaded");
string icon_filename = folder.get_child ("icon.png").get_path ();
pixbuf.save (icon_filename, "png", null, "compression", "7", null);
#if HAVE_WIN32
string doubleslash_icon = icon_filename.replace ("\\", "\\\\");
icon_name = doubleslash_icon;
#else
icon_name = icon_filename;
#endif
}
catch (Error error) {
GLib.warning (_("Failed to fetch application icon in %s: %s"), folder.get_path (), error.message);
}
}
return icon_name;
}
internal static string prepare_desktop_file (string prefix, string name, string uri, string title, string icon_name)
{
string exec;
#if HAVE_WIN32
string doubleslash_uri = uri.replace ("\\", "\\\\");
string quoted_uri = GLib.Shell.quote (doubleslash_uri);
exec = prefix + quoted_uri;
#else
exec = prefix + uri;
#endif
var keyfile = new GLib.KeyFile ();
string entry = "Desktop Entry";
keyfile.set_string (entry, "Version", "1.0");
keyfile.set_string (entry, "Type", "Application");
keyfile.set_string (entry, "Name", name);
keyfile.set_string (entry, "Exec", exec);
keyfile.set_string (entry, "TryExec", PACKAGE_NAME);
keyfile.set_string (entry, "Icon", icon_name);
keyfile.set_string (entry, "Categories", "Network;");
/*
Using the sanitized URI as a class matches midori_web_app_new
So dock type launchers can distinguish different apps with the same executable
*/
if (exec.has_prefix (APP_PREFIX))
keyfile.set_string (entry, "StartupWMClass", uri.delimit (":.\\/", '_'));
return keyfile.to_data();
}
internal static File get_app_folder () {
var data_dir = File.new_for_path (Midori.Paths.get_user_data_dir ()).get_child (PACKAGE_NAME);
return data_dir.get_child ("apps");
}
internal static async File create_app (string uri, string title, Gtk.Widget? proxy) {
string checksum = Checksum.compute_for_string (ChecksumType.MD5, uri, -1);
var folder = get_app_folder ();
yield Launcher.create (APP_PREFIX, folder.get_child (checksum),
uri, title, proxy);
return folder.get_child (checksum);
}
internal static File get_profile_folder () {
var data_dir = File.new_for_path (Midori.Paths.get_user_data_dir ()).get_child (PACKAGE_NAME);
return data_dir.get_child ("profiles");
}
internal static async File create_profile (Gtk.Widget? proxy) {
string uuid = g_dbus_generate_guid ();
string config = Path.build_path (Path.DIR_SEPARATOR_S,
Midori.Paths.get_user_data_dir (), PACKAGE_NAME, "profiles", uuid);
var folder = get_profile_folder ();
yield Launcher.create (PROFILE_PREFIX, folder.get_child (uuid),
config, _("Midori (%s)").printf (uuid), proxy);
return folder.get_child (uuid);
}
internal static async void create (string prefix, GLib.File folder, string uri, string title, Gtk.Widget proxy) {
/* Strip LRE leading character and / */
string name = title.delimit ("/", ' ').strip();
string filename = Midori.Download.clean_filename (name);
string icon_name = Midori.Stock.WEB_BROWSER;
bool testing = false;
if (proxy == null)
testing = true;
var file = folder.get_child ("desc");
try {
folder.make_directory_with_parents (null);
} catch (IOError.EXISTS exist_error) {
/* It's no error if the folder already exists */
} catch (Error error) {
warning (_("Failed to create new launcher (%s): %s"), file.get_path (), error.message);
}
icon_name = get_favicon_name_for_uri (prefix, folder, uri, testing);
string desktop_file = prepare_desktop_file (prefix, name, uri, title, icon_name);
try {
var stream = yield file.replace_async (null, false, GLib.FileCreateFlags.NONE);
yield stream.write_async (desktop_file.data);
// Create a launcher/ menu
#if HAVE_WIN32
Midori.Sokoke.create_win32_desktop_lnk (prefix, filename, uri);
#else
var data_dir = File.new_for_path (Midori.Paths.get_user_data_dir ());
var desktop_dir = data_dir.get_child ("applications");
try {
desktop_dir.make_directory_with_parents (null);
} catch (IOError.EXISTS exist_error) {
/* It's no error if the folder already exists */
}
yield file.copy_async (desktop_dir.get_child (filename + ".desktop"),
GLib.FileCopyFlags.NONE);
#endif
if (proxy != null) {
var browser = proxy.get_toplevel () as Midori.Browser;
browser.send_notification (_("Launcher created"),
_("You can now run <b>%s</b> from your launcher or menu").printf (name));
}
}
catch (Error error) {
warning (_("Failed to create new launcher (%s): %s"), file.get_path (), error.message);
if (proxy != null) {
var browser = proxy.get_toplevel () as Midori.Browser;
browser.send_notification (_("Error creating launcher"),
_("Failed to create new launcher (%s): %s").printf (file.get_path (), error.message));
}
}
}
internal Launcher (GLib.File file) {
this.file = file;
}
bool init (GLib.Cancellable? cancellable) throws GLib.Error {
var keyfile = new GLib.KeyFile ();
try {
keyfile.load_from_file (file.get_child ("desc").get_path (), GLib.KeyFileFlags.NONE);
} catch (Error desc_error) {
throw new FileError.EXIST (_("No file \"desc\" found"));
}
exec = keyfile.get_string ("Desktop Entry", "Exec");
if (!exec.has_prefix (APP_PREFIX) && !exec.has_prefix (PROFILE_PREFIX))
return false;
name = keyfile.get_string ("Desktop Entry", "Name");
icon_name = keyfile.get_string ("Desktop Entry", "Icon");
uri = exec.replace (APP_PREFIX, "").replace (PROFILE_PREFIX, "");
return true;
}
}
private class Sidebar : Gtk.VBox, Midori.Viewable {
Gtk.Toolbar? toolbar = null;
Gtk.ListStore store = new Gtk.ListStore (1, typeof (Launcher));
Gtk.TreeView treeview;
Katze.Array array;
GLib.File app_folder;
GLib.File profile_folder;
public unowned string get_stock_id () {
return Midori.Stock.WEB_BROWSER;
}
public unowned string get_label () {
return _("Applications");
}
public Gtk.Widget get_toolbar () {
if (toolbar == null) {
toolbar = new Gtk.Toolbar ();
#if !HAVE_WIN32
/* FIXME: Profiles are broken on win32 because of no multi instance support */
var profile = new Gtk.ToolButton.from_stock (Gtk.STOCK_ADD);
profile.label = _("New _Profile");
profile.tooltip_text = _("Creates a new, independent profile and a launcher");
profile.use_underline = true;
profile.is_important = true;
profile.show ();
profile.clicked.connect (() => {
Launcher.create_profile.begin (this);
});
toolbar.insert (profile, -1);
#endif
var app = new Gtk.ToolButton.from_stock (Gtk.STOCK_ADD);
app.label = _("New _App");
app.tooltip_text = _("Creates a new app for a specific site");
app.use_underline = true;
app.is_important = true;
app.show ();
app.clicked.connect (() => {
var view = (get_toplevel () as Midori.Browser).tab as Midori.View;
string checksum = Checksum.compute_for_string (ChecksumType.MD5, view.get_display_uri (), -1);
Launcher.create.begin (APP_PREFIX, app_folder.get_child (checksum),
view.get_display_uri (), view.get_display_title (), this);
});
toolbar.insert (app, -1);
}
return toolbar;
}
void row_activated (Gtk.TreePath path, Gtk.TreeViewColumn column) {
Gtk.TreeIter iter;
if (store.get_iter (out iter, path)) {
Launcher launcher;
store.get (iter, 0, out launcher);
try {
GLib.Process.spawn_command_line_async (launcher.exec);
}
catch (Error error) {
var browser = get_toplevel () as Midori.Browser;
browser.send_notification (_("Error launching"), error.message);
}
}
}
bool button_released (Gdk.EventButton event) {
Gtk.TreePath? path;
Gtk.TreeViewColumn column;
if (event.button != 1)
return false;
if (treeview.get_path_at_pos ((int)event.x, (int)event.y, out path, out column, null, null)) {
if (path != null) {
if (column == treeview.get_column (2)) {
Gtk.TreeIter iter;
if (store.get_iter (out iter, path)) {
Launcher launcher;
store.get (iter, 0, out launcher);
try {
launcher.file.trash (null);
store.remove (iter);
string filename = Midori.Download.clean_filename (launcher.name);
#if HAVE_WIN32
string lnk_filename = Midori.Sokoke.get_win32_desktop_lnk_path_for_filename (filename);
if (Posix.access (lnk_filename, Posix.F_OK) == 0) {
var lnk_file = File.new_for_path (lnk_filename);
lnk_file.trash ();
}
#else
var data_dir = File.new_for_path (Midori.Paths.get_user_data_dir ());
data_dir.get_child ("applications").get_child (filename + ".desktop").trash ();
#endif
}
catch (Error error) {
GLib.critical ("Failed to remove launcher (%s): %s", launcher.file.get_path (), error.message);
}
return true;
}
}
}
}
return false;
}
public Sidebar (Katze.Array array, GLib.File app_folder, GLib.File profile_folder) {
Gtk.TreeViewColumn column;
treeview = new Gtk.TreeView.with_model (store);
treeview.headers_visible = false;
store.set_sort_column_id (0, Gtk.SortType.ASCENDING);
store.set_sort_func (0, tree_sort_func);
column = new Gtk.TreeViewColumn ();
Gtk.CellRendererPixbuf renderer_icon = new Gtk.CellRendererPixbuf ();
column.pack_start (renderer_icon, false);
column.set_cell_data_func (renderer_icon, on_render_icon);
treeview.append_column (column);
column = new Gtk.TreeViewColumn ();
column.set_sizing (Gtk.TreeViewColumnSizing.AUTOSIZE);
Gtk.CellRendererText renderer_text = new Gtk.CellRendererText ();
column.pack_start (renderer_text, true);
column.set_expand (true);
column.set_cell_data_func (renderer_text, on_render_text);
treeview.append_column (column);
column = new Gtk.TreeViewColumn ();
Gtk.CellRendererPixbuf renderer_button = new Gtk.CellRendererPixbuf ();
column.pack_start (renderer_button, false);
column.set_cell_data_func (renderer_button, on_render_button);
treeview.append_column (column);
treeview.row_activated.connect (row_activated);
treeview.button_release_event.connect (button_released);
treeview.show ();
pack_start (treeview, true, true, 0);
this.array = array;
array.add_item.connect (launcher_added);
array.remove_item.connect (launcher_removed);
foreach (GLib.Object item in array.get_items ())
launcher_added (item);
this.app_folder = app_folder;
this.profile_folder = profile_folder;
}
private int tree_sort_func (Gtk.TreeModel model, Gtk.TreeIter a, Gtk.TreeIter b) {
Launcher launcher1, launcher2;
model.get (a, 0, out launcher1);
model.get (b, 0, out launcher2);
return strcmp (launcher1.name, launcher2.name);
}
void launcher_added (GLib.Object item) {
var launcher = item as Launcher;
Gtk.TreeIter iter;
store.append (out iter);
store.set (iter, 0, launcher);
}
void launcher_removed (GLib.Object item) {
// TODO remove iter
}
private void on_render_icon (Gtk.CellLayout column, Gtk.CellRenderer renderer,
Gtk.TreeModel model, Gtk.TreeIter iter) {
Launcher launcher;
model.get (iter, 0, out launcher);
try {
int icon_width = 48, icon_height = 48;
Gtk.icon_size_lookup_for_settings (get_settings (),
Gtk.IconSize.DIALOG, out icon_width, out icon_height);
var pixbuf = new Gdk.Pixbuf.from_file_at_size (launcher.icon_name, icon_width, icon_height);
renderer.set ("pixbuf", pixbuf);
}
catch (Error error) {
renderer.set ("icon-name", launcher.icon_name);
}
renderer.set ("stock-size", Gtk.IconSize.DIALOG,
"xpad", 4);
}
private void on_render_text (Gtk.CellLayout column, Gtk.CellRenderer renderer,
Gtk.TreeModel model, Gtk.TreeIter iter) {
Launcher launcher;
model.get (iter, 0, out launcher);
renderer.set ("markup",
Markup.printf_escaped ("<b>%s</b>\n%s",
launcher.name, launcher.uri),
"ellipsize", Pango.EllipsizeMode.END);
}
void on_render_button (Gtk.CellLayout column, Gtk.CellRenderer renderer,
Gtk.TreeModel model, Gtk.TreeIter iter) {
renderer.set ("stock-id", Gtk.STOCK_DELETE,
"stock-size", Gtk.IconSize.MENU);
}
}
private class Manager : Midori.Extension {
internal Katze.Array array;
internal GLib.File app_folder;
internal GLib.File profile_folder;
internal GLib.List<GLib.FileMonitor> monitors;
internal GLib.List<Gtk.Widget> widgets;
void app_changed (GLib.File file, GLib.File? other, GLib.FileMonitorEvent event) {
try {
switch (event) {
case GLib.FileMonitorEvent.DELETED:
// TODO array.remove_item ();
break;
case GLib.FileMonitorEvent.CREATED:
var launcher = new Launcher (file);
if (launcher.init ())
array.add_item (launcher);
break;
case GLib.FileMonitorEvent.CHANGED:
// TODO
break;
}
}
catch (Error error) {
warning ("Application changed (%s): %s", file.get_path (), error.message);
}
}
async void populate_apps (File app_folder) {
try {
try {
app_folder.make_directory_with_parents (null);
} catch (IOError.EXISTS exist_error) {
/* It's no error if the folder already exists */
}
var monitor = app_folder.monitor_directory (0, null);
monitor.changed.connect (app_changed);
monitors.append (monitor);
var enumerator = yield app_folder.enumerate_children_async ("standard::name", 0);
while (true) {
var files = yield enumerator.next_files_async (10);
if (files == null)
break;
foreach (var info in files) {
var file = app_folder.get_child (info.get_name ());
try {
var launcher = new Launcher (file);
if (launcher.init ())
array.add_item (launcher);
}
catch (Error error) {
warning ("Failed to parse launcher (%s): %s", file.get_path (), error.message);
}
}
}
}
catch (Error io_error) {
warning ("Failed to list apps (%s): %s",
app_folder.get_path (), io_error.message);
}
}
void browser_added (Midori.Browser browser) {
var accels = new Gtk.AccelGroup ();
browser.add_accel_group (accels);
var action_group = browser.get_action_group ();
var action = new Gtk.Action ("CreateLauncher", _("Create _Launcher"),
_("Creates a new app for a specific site"), null);
action.activate.connect (() => {
var view = browser.tab as Midori.View;
Launcher.create_app.begin (view.get_display_uri (), view.get_display_title (), view);
});
action_group.add_action_with_accel (action, "<Ctrl><Shift>A");
action.set_accel_group (accels);
action.connect_accelerator ();
var viewable = new Sidebar (array, app_folder, profile_folder);
viewable.show ();
browser.panel.append_page (viewable);
widgets.append (viewable);
}
void activated (Midori.App app) {
array = new Katze.Array (typeof (Launcher));
monitors = new GLib.List<GLib.FileMonitor> ();
app_folder = Launcher.get_app_folder ();
populate_apps.begin (app_folder);
/* FIXME: Profiles are broken on win32 because of no multi instance support */
profile_folder = Launcher.get_profile_folder ();
#if !HAVE_WIN32
populate_apps.begin (profile_folder);
#endif
widgets = new GLib.List<Gtk.Widget> ();
foreach (var browser in app.get_browsers ())
browser_added (browser);
app.add_browser.connect (browser_added);
}
void deactivated () {
var app = get_app ();
foreach (var monitor in monitors)
monitor.changed.disconnect (app_changed);
monitors = null;
app.add_browser.disconnect (browser_added);
foreach (var widget in widgets)
widget.destroy ();
foreach (var browser in app.get_browsers ()) {
var action_group = browser.get_action_group ();
var action = action_group.get_action ("CreateLauncher");
action_group.remove_action (action);
}
}
internal Manager () {
GLib.Object (name: _("Web App Manager"),
description: _("Manage websites installed as applications"),
version: "0.1" + Midori.VERSION_SUFFIX,
authors: "Christian Dywan <christian@twotoasts.de>");
this.activate.connect (activated);
this.deactivate.connect (deactivated);
}
}
}
public Midori.Extension extension_init () {
return new Apps.Manager ();
}
class ExtensionsAppsDesktop : Midori.Test.Job {
public static void test () { new ExtensionsAppsDesktop ().run_sync (); }
public override async void run (Cancellable cancellable) throws GLib.Error {
string uri = "http://example.com";
string checksum = Checksum.compute_for_string (ChecksumType.MD5, uri, -1);
var apps = Apps.Launcher.get_app_folder ().get_child (checksum);
Midori.Paths.remove_path (apps.get_path ());
var data_dir = File.new_for_path (Midori.Paths.get_user_data_dir ());
var desktop_dir = data_dir.get_child ("applications");
Midori.Paths.remove_path (desktop_dir.get_child ("Example.desktop").get_path ());
var folder = yield Apps.Launcher.create_app (uri, "Example", null);
var launcher = new Apps.Launcher (folder);
launcher.init ();
Katze.assert_str_equal (folder.get_path (), launcher.uri, uri);
yield Apps.Launcher.create_profile (null);
}
}
public void extension_test () {
Test.add_func ("/extensions/apps/desktop", ExtensionsAppsDesktop.test);
}