Zero2Bundle/AppRun

   1 #!/usr/bin/env python
   2 import os, sys
   3 import findrox; findrox.version(1, 9, 6)
   4 from zeroinstall.injector.policy import Policy
   5 import rox
   6 from rox import g, processes, saving
   7 from cStringIO import StringIO
   8
   9 zero2bundle_uri = "http://rox.sourceforge.net/2006/interfaces/Zero2Bundle.xml"
  10
  11 def try_interface(uri):
  12         errors = StringIO()
  13         launcher = processes.PipeThroughCommand(
  14                 ["0launch", "-d", "-g", "--", uri],
  15                 None, errors)
  16         try:
  17                 launcher.wait()
  18         except processes.ChildError, ex:
  19                 if '(256)' not in str(ex):
  20                         rox.alert(str(ex))
  21         except:
  22                 rox.report_exception()
  23         else:
  24                 return True
  25         return False
  26
  27 if len(sys.argv) == 1:
  28         from chooser import Chooser
  29         m = Chooser()
  30         while True:
  31                 m.show()
  32                 resp = m.run()
  33                 if resp != g.RESPONSE_OK:
  34                         sys.exit(1)
  35                 m.hide()
  36                 uri = m.uri.get_text()
  37                 if try_interface(uri):
  38                         break
  39         m.destroy()
  40 elif len(sys.argv) == 2:
  41         uri = sys.argv[1]
  42         if not try_interface(uri):
  43                 sys.exit(1)
  44 else:
  45         rox.alert("Multiple arguments to Zero2Bundle (%s)!" % `sys.argv[1:]`)
  46         sys.exit(1)
  47
  48 policy = Policy(uri)
  49 policy.freshness == 0
  50 policy.recalculate()
  51 assert policy.ready
  52
  53 from bundle import BundleMaker
  54
  55 maker = BundleMaker(policy)
  56 default_name = os.path.basename(uri)
  57 if default_name.endswith('.xml'):
  58         default_name = default_name[:-4]
  59 box = saving.SaveBox(maker, default_name, 'inode/directory')
  60 if maker.icon:
  61         image = g.Image()
  62         try:
  63                 # Icon format must be PNG (to avoid attacks)
  64                 loader = g.gdk.PixbufLoader('png')
  65                 try:
  66                         loader.write(file(maker.icon).read())
  67                 finally:
  68                         loader.close()
  69                 icon_pixbuf = loader.get_pixbuf()
  70         except Exception, ex:
  71                 print >>sys.stderr, "Failed to load cached PNG icon: %s" % ex
  72         else:
  73                 image.set_from_pixbuf(icon_pixbuf)
  74                 box.set_type('inode/directory', image)
  75 box.show()
  76 rox.mainloop()