--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Generic/openwith.py	Sun Oct 31 20:07:33 2010 +0100
@@ -0,0 +1,137 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+## File openwith.py
+## This file is part of pyArq-Presupuestos.
+##
+## Copyright (C) 2010 Miguel Ángel Bárcena Rodríguez
+##                    <miguelangel@obraencurso.es>
+##
+## This file is based in gtkgui_helpers.py and common/helpers.py from gajim
+##
+## Copyright (C) 2003-2008 Yann Leboulanger <asterix AT lagaule.org>
+## Copyright (C) 2005-2006 Dimitur Kirov <dkirov AT gmail.com>
+##                         Nikos Kouremenos <kourem AT gmail.com>
+## Copyright (C) 2006 Alex Mauer <hawke AT hawkesnest.net>
+## Copyright (C) 2006-2007 Travis Shirk <travis AT pobox.com>
+## Copyright (C) 2006-2008 Jean-Marie Traissard <jim AT lapin.org>
+## Copyright (C) 2007 Lukas Petrovicky <lukas AT petrovicky.net>
+##                    James Newton <redshodan AT gmail.com>
+##                    Julien Pivotto <roidelapluie AT gmail.com>
+## Copyright (C) 2007-2008 Stephan Erb <steve-e AT h3c.de>
+## Copyright (C) 2008 Brendan Taylor <whateley AT gmail.com>
+##                    Jonathan Schleifer <js-gajim AT webkeks.org>
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published
+## by the Free Software Foundation; version 3 only.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with Gajim. If not, see <http://www.gnu.org/licenses/>.
+##
+# Modules
+import subprocess
+import os
+
+# pyArq-Presupuestos modules
+import globals
+
+# from gtkgui_helpers.py 
+def autodetect_desktop():
+    # recognize the environment and sets it in globals
+    if os.name == 'nt':
+        globals.desktop["desktop"] = "windows"
+    else:
+        _processes = get_running_processes()
+        if 'gnome-session' in _processes:
+            globals.desktop["desktop"] = "gnome"
+        elif 'startkde' in _processes:
+            globals.desktop["desktop"] = "kde"
+        elif 'startxfce4' in _processes or 'xfce4-session' in _processes:
+            globals.desktop["desktop"] = "xfce"
+        else:
+            globals.desktop["desktop"] = ""
+
+def get_running_processes():
+    '''returns running processes or None (if not /proc exists)'''
+    if os.path.isdir('/proc'):
+        # under Linux: checking if 'gnome-session' or
+        # 'startkde' programs were run before gajim, by
+        # checking /proc (if it exists)
+        #
+        # if something is unclear, read `man proc`;
+        # if /proc exists, directories that have only numbers
+        # in their names contain data about processes.
+        # /proc/[xxx]/exe is a symlink to executable started
+        # as process number [xxx].
+        # filter out everything that we are not interested in:
+        files = os.listdir('/proc')
+
+        # files that doesn't have only digits in names...
+        files = filter(str.isdigit, files)
+
+        # files that aren't directories...
+        files = [f for f in files if os.path.isdir('/proc/' + f)]
+
+        # processes owned by somebody not running gajim...
+        # (we check if we have access to that file)
+        files = [f for f in files if os.access('/proc/' + f +'/exe', os.F_OK)]
+
+        # be sure that /proc/[number]/exe is really a symlink
+        # to avoid TBs in incorrectly configured systems
+        files = [f for f in files if os.path.islink('/proc/' + f + '/exe')]
+
+        # list of processes
+        processes = [os.path.basename(os.readlink('/proc/' + f +'/exe')) for f in files]
+
+        return processes
+    return []
+
+# from common/helpers.py
+
+def exec_command(command):
+    subprocess.Popen('%s &' % command, shell=True).wait()
+
+def build_command(executable, parameter):
+    # we add to the parameter (can hold path with spaces)
+    # "" so we have good parsing from shell
+    parameter = parameter.replace('"', '\\"') # but first escape "
+    command = '%s "%s"' % (executable, parameter)
+    return command
+
+def launch_file(kind, uri):
+    # kind = "url" ,"mail", "image", "dxf"
+    _desktop = globals.desktop["desktop"]
+    if _desktop == "windows":
+        try:
+            os.startfile(uri) # if pywin32 is installed we open
+        except Exception:
+            pass
+    else:
+        if kind == 'mail' and not uri.startswith('mailto:'):
+            uri = 'mailto:' + uri
+        if _desktop == "gnome":
+            command = 'gnome-open'
+        elif _desktop == "kde":
+            command = 'kfmclient exec'
+        elif _desktop == "xfce":
+            command = 'exo-open'
+        else:
+            if kind == 'url':
+                command = globals.desktop["browser"]
+            elif kind == 'mail':
+                command = globals.desktop["mailapp"]
+            elif kind == 'image':
+                command = globals.desktop["imageapp"]
+            elif kind == 'dxf':
+                command = globals.desktop["cadapp"]
+            else:  # if no app is configured
+                return
+        command = build_command(command, uri)
+        try:
+            exec_command(command)
+        except Exception:
+            pass