Source Code for Module Gnumed.pycommon.gmPrinting

  1  """GNUmed printing.""" 
  2  # ======================================================================= 
  3  __version__ = "$Revision: 1.4 $" 
  4  __author__  = "K.Hilbert <Karsten.Hilbert@gmx.net>" 
  5  __license__ = 'GPL (details at http://www.gnu.org)' 
  6   
  7  # ======================================================================= 
  8  import logging, sys, os 
  9   
 10   
 11  if __name__ == '__main__': 
 12          sys.path.insert(0, '../../') 
 13  from Gnumed.pycommon import gmShellAPI 
 14  from Gnumed.pycommon import gmTools 
 15   
 16   
 17  _log = logging.getLogger('gm.printing') 
 18  _log.info(__version__) 
 19   
 20   
 21  known_printjob_types = [ 
 22          u'medication_list', 
 23          u'generic_document' 
 24  ] 
 25   
 26  external_print_APIs = [ 
 27          u'os_startfile', 
 28          u'gm-print_doc' 
 29  ] 
 30   
 31  #======================================================================= 
 32  # internal print API 
 33  #----------------------------------------------------------------------- 
 34 -def print_file(filename=None, jobtype=None, print_api=None): 
 35   
 36          _log.debug('printing "%s": [%s]', jobtype, filename) 
 37   
 38          if jobtype not in known_printjob_types: 
 39                  print "unregistered print job type <%s>" % jobtype 
 40                  _log.warning('print job type "%s" not registered', jobtype) 
 41   
 42          if print_api not in external_print_APIs: 
 43                  print "unknown print API <%s>" % print_api 
 44                  _log.warning('print API "%s" unknown, trying all', print_api) 
 45   
 46          if print_api == u'os_startfile': 
 47                  return __print_file_by_os_startfile(filename = filename) 
 48   
 49          if print_api == u'gm-print_doc': 
 50                  return __print_file_by_shellscript(filename = filename, jobtype = jobtype) 
 51   
 52          if __print_file_by_os_startfile(filename = filename): 
 53                  return True 
 54   
 55          if __print_file_by_shellscript(filename = filename, jobtype = jobtype): 
 56                  return True 
 57   
 58          return False 
 59  #======================================================================= 
 60  # external print APIs 
 61  #----------------------------------------------------------------------- 
 62 -def __print_file_by_os_startfile(filename=None): 
 63   
 64          _log.debug('printing [%s]', filename) 
 65   
 66          try: 
 67                  os.startfile(filename, 'print') 
 68          except AttributeError: 
 69                  _log.exception('platform does not support "os.startfile()", cannot print') 
 70                  return False 
 71   
 72          return True 
 73  #----------------------------------------------------------------------- 
 74 -def __print_file_by_shellscript(filename=None, jobtype=None): 
 75   
 76          paths = gmTools.gmPaths() 
 77          local_script = os.path.join(paths.local_base_dir, '..', 'external-tools', 'gm-print_doc') 
 78   
 79          candidates = [u'gm-print_doc', u'gm-print_doc.bat', local_script, u'gm-print_doc.bat'] 
 80          args = u' %s %s' % (jobtype, filename) 
 81   
 82          success = gmShellAPI.run_first_available_in_shell ( 
 83                  binaries = candidates, 
 84                  args = args, 
 85                  blocking = True, 
 86                  run_last_one_anyway = True 
 87          ) 
 88   
 89          if success: 
 90                  return True 
 91   
 92          _log.error('print command failed') 
 93          return False 
 94  #======================================================================= 
 95  # main 
 96  #----------------------------------------------------------------------- 
 97  if __name__ == '__main__': 
 98   
 99          if len(sys.argv) < 2: 
100                  sys.exit() 
101   
102          if sys.argv[1] != 'test': 
103                  sys.exit() 
104   
105          from Gnumed.pycommon import gmLog2 
106          from Gnumed.pycommon import gmI18N 
107          gmI18N.activate_locale() 
108          gmI18N.install_domain() 
109   
110   
111 -        def test_print_file(): 
112                  return print_file(filename = sys.argv[2], jobtype = sys.argv[3]) 
113          #-------------------------------------------------------------------- 
114   
115          print test_print_file() 
116   
117  # ======================================================================= 
118