Fixed links on about page

howdy-gtk/src/ui.glade

@@ -276,6 +276,7 @@
                       <attribute name="foreground" value="#2929ababe2e2"/>
                       <attribute name="underline-color" value="#2929ababe2e2"/>
                     </attributes>
+                    <signal name="activate-link" handler="on_about_link" swapped="no"/>
                   </object>
                   <packing>
                     <property name="expand">False</property>
@@ -295,6 +296,7 @@
                       <attribute name="foreground" value="#2929ababe2e2"/>
                       <attribute name="underline-color" value="#2929ababe2e2"/>
                     </attributes>
+                    <signal name="activate-link" handler="on_about_link" swapped="no"/>
                   </object>
                   <packing>
                     <property name="expand">False</property>

howdy-gtk/src/window.py

@@ -5,6 +5,7 @@ import signal
 import sys
 import os
 import elevate
+import subprocess
 
 # Make sure we have the libs we need
 gi.require_version("Gtk", "3.0")
@@ -81,6 +82,16 @@ class MainWindow(gtk.Window):
 
 		self.treeview.set_model(self.listmodel)
 
+	def on_about_link(self, label, uri):
+		"""Open links on about page as a non-root user"""
+		try:
+			user = os.getlogin()
+		except Exception:
+			user = os.environ.get("SUDO_USER")
+
+		status, output = subprocess.getstatusoutput(["sudo -u " + user + " timeout 10 xdg-open " + uri])
+		return True
+
 	def exit(self, widget, context):
 		"""Cleanly exit"""
 		gtk.main_quit()