File gnome-shell-gdm-login-applet.patch of Package gnome-shell.10843

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File gnome-shell-gdm-login-applet.patch of Package gnome-shell.10843

Index: gnome-shell-3.26.0/js/js-resources.gresource.xml
===================================================================
--- gnome-shell-3.26.0.orig/js/js-resources.gresource.xml
+++ gnome-shell-3.26.0/js/js-resources.gresource.xml
@@ -34,6 +34,7 @@
 
     <file>portalHelper/main.js</file>
 
+    <file>ui/aboutMenu.js</file>
     <file>ui/accessDialog.js</file>
     <file>ui/altTab.js</file>
     <file>ui/animation.js</file>
Index: gnome-shell-3.26.0/js/ui/aboutMenu.js
===================================================================
--- /dev/null
+++ gnome-shell-3.26.0/js/ui/aboutMenu.js
@@ -0,0 +1,150 @@
+// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
+
+const GLib = imports.gi.GLib;
+const Gio = imports.gi.Gio;
+const Lang = imports.lang;
+const Clutter = imports.gi.Clutter;
+const St = imports.gi.St;
+const DBus = imports.gi.DBus;
+
+const PanelMenu = imports.ui.panelMenu;
+
+const AboutMenuButton = new Lang.Class({
+    Name: 'AboutMenuButton',
+    Extends: PanelMenu.Button,
+    _init: function() {
+        this._hostname = null;
+        this._updateHostnameId = 0;
+        this._ticket = 1;
+
+        let hbox;
+        let vbox;
+        let menuAlignment = 0.25;
+
+        if (Clutter.get_default_text_direction() == Clutter.TextDirection.RTL)
+            menuAlignment = 1.0 - menuAlignment;
+        this.parent(menuAlignment, 'About Me');
+
+        this.about_hbox = new St.BoxLayout({ style_class: 'panel-status-menu-box' });
+        this.hostname_label = new St.Label({y_align: Clutter.ActorAlign.CENTER});
+        this.about_hbox.add_child(this.hostname_label);
+
+        this.actor.add_child(this.about_hbox);
+        hbox = new St.BoxLayout({ name: 'aboutArea' });
+        this.menu.box.add_child(hbox);
+
+        vbox = new St.BoxLayout({vertical: true});
+        hbox.add(vbox);
+
+        ///// Section: read '/etc/os-release' to get pretty name
+        //
+        // Note: previously this is defaulted to 'SUSE Linux Enterprise', now
+        // let's use a "safer" option.
+        let sysinfo_text = 'SUSE Linux';
+        try {
+            let success, contents, tag;
+            let _os_release = Gio.File.new_for_path('/etc/os-release');
+            [success, contents, tag] = _os_release.load_contents(null);
+
+            let osReleaseContentStr = contents.toString();
+            let prettyNameReg = /^PRETTY_NAME="(.+)"/;
+            let match = null;
+            for (let line of osReleaseContentStr.split('\n')) {
+                match = prettyNameReg.exec(line);
+                if (match) {
+                    sysinfo_text = match[1];
+                }
+            }
+        }
+        catch (e) {
+            // NOTE soft fail, 'sysinfo_text' is the default
+            warn('ERROR: fail to read /etc/os-release');
+        }
+
+        this._sysinfo = new St.Label({ text: sysinfo_text, can_focus: true });
+        vbox.add(this._sysinfo);
+        this.actor.hide();
+
+        this._updateHostnameId = GLib.timeout_add(GLib.PRIORITY_DEFAULT,
+                                                  this._ticket,
+                                                  Lang.bind(this, function() {
+                                                      if (this._ticket < 60*60)
+                                                          this._ticket *= 2;
+                                                      this._updateHostnameId = 0;
+                                                      this._updateHostname();
+                                                      return false;
+                                                  }));
+
+        return;
+    },
+
+    _updateHostname: function(){
+        let hostname_text = get_hostname();
+
+        if ((this._hostname == null) || (this._hostname != hostname_text)) {
+            this._ticket = 1;
+            this._hostname = hostname_text;
+            this.hostname_label.set_text(this._hostname);
+            this.actor.show();
+        }
+        this._updateHostnameId = GLib.timeout_add_seconds(GLib.PRIORITY_DEFAULT,
+                                                  this._ticket,
+                                                  Lang.bind(this, function() {
+                                                      if (this._ticket < 60*60)
+                                                          this._ticket *= 2;
+                                                      this._updateHostnameId = 0;
+                                                      this._updateHostname();
+                                                      return false;
+                                                  }));
+    },
+
+    _destroy: function() {
+        this._ticket = 1;
+        if (this._updateHostnameId) {
+            GLib.source_remove (this._updateHostnameId);
+            this._updateHostnameId = 0;
+        }
+    },
+
+});
+
+function get_hostname() {
+    let hostname;
+    let interface_name = [GLib.Variant.new_string('org.freedesktop.hostname1'),
+            GLib.Variant.new_string('Hostname')];
+
+    let call = {
+        bus_name: 'org.freedesktop.hostname1',
+        object_path: '/org/freedesktop/hostname1',
+        interface_name: 'org.freedesktop.DBus.Properties',
+        method_name: 'Get',
+        parameters: GLib.Variant.new_tuple(interface_name, 2),
+        reply_type: null,
+        flags: Gio.DBusCallFlags.NONE,
+        timeout_msec: -1,
+        cancellable: null,
+    };
+
+    try {
+        let dbusConnection = Gio.bus_get_sync(DBus.BusType.SYSTEM, null);
+
+        let message = dbusConnection.call_sync(
+            call.bus_name,
+            call.object_path,
+            call.interface_name,
+            call.method_name,
+            call.parameters,
+            call.reply_type,
+            call.flags,
+            call.timeout_msec,
+            call.cancellable
+        );
+
+        hostname = message.get_child_value(0).get_variant().get_string()[0];
+
+    } catch(e) {
+        hostname = 'localhost';
+    }
+
+    return hostname;
+}
Index: gnome-shell-3.26.0/js/ui/panel.js
===================================================================
--- gnome-shell-3.26.0.orig/js/ui/panel.js
+++ gnome-shell-3.26.0/js/ui/panel.js
@@ -758,6 +758,7 @@ var AggregateMenu = new Lang.Class({
 });
 
 const PANEL_ITEM_IMPLEMENTATIONS = {
+    'aboutMenu': imports.ui.aboutMenu.AboutMenuButton,
     'activities': ActivitiesButton,
     'aggregateMenu': AggregateMenu,
     'appMenu': AppMenuButton,
Index: gnome-shell-3.26.0/js/ui/sessionMode.js
===================================================================
--- gnome-shell-3.26.0.orig/js/ui/sessionMode.js
+++ gnome-shell-3.26.0/js/ui/sessionMode.js
@@ -47,7 +47,7 @@ const _modes = {
         unlockDialog: imports.gdm.loginDialog.LoginDialog,
         components: ['polkitAgent'],
         panel: {
-            left: [],
+            left: ['aboutMenu'],
             center: ['dateMenu'],
             right: ['a11yGreeter', 'keyboard', 'aggregateMenu'],
         },

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File gnome-shell-gdm-login-applet.patch of Package gnome-shell.10843

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