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invocation.py

#A* -------------------------------------------------------------------
#B* This file contains source code for the PyMOL computer program
#C* copyright 1998-2000 by Warren Lyford Delano of DeLano Scientific. 
#D* -------------------------------------------------------------------
#E* It is unlawful to modify or remove this copyright notice.
#F* -------------------------------------------------------------------
#G* Please see the accompanying LICENSE file for further information. 
#H* -------------------------------------------------------------------
#I* Additional authors of this source file include:
#-* 
#-* 
#-*
#Z* -------------------------------------------------------------------

# invocation.py
#
# This module unifies argument handling for embedded and modular PyMOL
#

if __name__=='pymol.invocation':

   import copy
   import re
   import os
   import glob
   import string
   import sys
   
   pattern1 = '.pymolrc*'
   pattern2 = 'pymolrc*'

   class generic:
      pass

   options = generic();

   options.stereo_capable = 0
   options.deferred = []
   options.no_gui = 0
   options.internal_gui = 1
   options.internal_feedback = 1
   options.external_gui = 1
   options.force_stereo = 0
   options.game_mode = 0
   options.gui = 'pmg_tk'
   options.skin = 'normal'
   options.show_splash = 1
   options.read_stdin = 0
   options.win_x = 640
   options.win_y = 480
   options.win_px = 0 # signal to use platform-dependent default
   options.sigint_handler = 1 # terminate on Ctrl-C?
   options.reuse_helper = 0
   options.auto_reinitialize = 0
   options.keep_thread_alive = 0
   options.after_load_script = ""
   options.quiet = 0
   options.multisample = 0
   options.incentive_product = 0
   options.window_visible = 1
   options.presentation = 0
   options.defer_builds_mode = 0
   
   if sys.platform[0:4] == 'irix':
      options.win_py = 240
   elif sys.platform == 'darwin':
      options.win_py = 236
   elif sys.platform != 'win32':
      options.win_py = 200
   else:
      options.win_py = 230
   options.ext_y = 168 # external gui height (eg. for Tcl/Tk top bar)

   options.blue_line = 0

   # Greg Landrum
   options.rpcServer = 0
   # end
   options.security = 1
   
   script_re = re.compile(r"pymolrc$|\.pml$|\.PML$|\.p1m$|\.P1M$")
   py_re = re.compile(r"\.py$|\.pym$|\.PY$|\.PYM$")
   pyc_re = re.compile(r"\.pyc$|\.PYC$") # not yet used

   def get_user_config():
      lst = glob.glob(pattern1)
      if not len(lst): # unix
         if os.environ.has_key("HOME"):
            lst = glob.glob(os.environ['HOME']+"/"+pattern1)
      if not len(lst): # unix
         if os.environ.has_key("HOME"):
            lst = glob.glob(os.environ['HOME']+"/"+pattern2)
      if not len(lst): # win32
         if os.environ.has_key("HOMEPATH") and os.environ.has_key("HOMEDRIVE"):
            lst = glob.glob(os.environ['HOMEDRIVE']+os.environ['HOMEPATH']+"/"+pattern1)
      if not len(lst): # win32
         if os.environ.has_key("HOMEPATH") and os.environ.has_key("HOMEDRIVE"):
            lst = glob.glob(os.environ['HOMEDRIVE']+os.environ['HOMEPATH']+"/"+pattern2)
      if not len(lst): # all
         if os.environ.has_key("PYMOL_PATH"):
            lst = glob.glob(os.environ['PYMOL_PATH']+"/"+pattern1)
      if not len(lst): # all
         if os.environ.has_key("PYMOL_PATH"):
            lst = glob.glob(os.environ['PYMOL_PATH']+"/"+pattern2)

      first = []
      second = []
      for a in lst:
         if py_re.search(a):
            first.append("_do__ run "+a) # preceeding "_ " cloaks
         elif script_re.search(a):
            second.append("_do__ @"+a) # preceeding "_ " cloaks 
   #      elif pyc_re.search(a): # ignore compiled versions for now
   #         first.append("_do__ run "+a) # preceeding "_ " cloaks


      first.sort()
      second.sort()
      return first+second

   def parse_args(argv):
      av = copy.deepcopy(argv)
      av = av[1:] # throw out the executable path
      av.reverse()
      global options
      once_dict = {}
      options.deferred = []
      loaded_something = 0
      # append user settings file as an option
      options.deferred.extend(get_user_config())
      while 1:
         if not len(av):
            break
         a = av.pop()
         a = re.sub(r'''^"|"$|^'|'$''','',a) # strip extra quotes
         if a[0:1]=='-':
            if a[1:2]=='-':
               break # double hypen signals end of PyMOL arguments
            if ("A" in a) or ("a" in a): # application configuration
               new_args = []
               # ====== mode 1 - simple viewer window ======
               if a[2:3] == "1": 
                  if not once_dict.has_key('A1'):
                     once_dict['A1'] = 1
                     new_args = ["-qxiF",
                        "-X","68",
                        "-Y","100",
                        ]
               # ====== mode 2 - not available -- clashes with -2 =======
               # ====== mode 3 - internal GUI only no splash ======
               if a[2:3] == "3": 
                  if not once_dict.has_key('A3'):
                     once_dict['A3'] = 1
                     new_args = ["-qx",
                        "-X","68",
                        "-Y","100",
                        ]
               # ====== mode 4 - internal GUI only with splash ======
               if a[2:3] == "4": # used by PYMOLVIEWER
                  if not once_dict.has_key('A4'):
                     once_dict['A4'] = 1
                     new_args = [
                        "-X","68",
                        "-Y","100",
                        ]
               # ====== mode 5 - mode 5 helper application ======
               if a[2:3] == "5": 
                  if not once_dict.has_key('A5'):
                     once_dict['A5'] = 1
                     new_args = ["-QxiICUF",
                        "-X","68",
                        "-Y","100",
                        ]
               # ====== mode 6 - mode 6 presentation (no GUI) ======
               if a[2:3] == "6": 
                  if not once_dict.has_key('A6'):
                     once_dict['A6'] = 1
                     new_args = ["-qxieICUPF",
                        ]
               # ===============================================
               new_args.reverse()
               av = av + new_args
            if "c" in a:
               options.no_gui=1
               options.external_gui=0
            if "2" in a:
               options.deferred.append("_do__ config_mouse two_button")
            if "q" in a:
               options.show_splash = 0
            if "i" in a:
               options.internal_gui = 0
            if "f" in a:
               options.internal_feedback = int(av.pop())
            if "F" in a:
               options.internal_feedback = 0
            if "B" in a:
               options.blue_line = 1
            if "E" in a:
               options.multisample = int(av.pop())
            if "P" in a:
               options.presentation = 1 
            if "W" in a:
               options.win_x = int(av.pop())
            if "H" in a:
               options.win_y = int(av.pop())
            if "X" in a:
               options.win_px = int(av.pop())
            if "Y" in a:
               options.win_py = int(av.pop())
            if "D" in a:
               options.defer_builds_mode = int(av.pop())
            if "V" in a:
               options.ext_y = int(av.pop())
            if "N" in a: # external gui name...
               options.gui = av.pop()
            if "x" in a:
               options.external_gui = 0
            if "m" in a: # mac external GUI
               options.external_gui = 2
               options.win_py = 200                
            if "n" in a:
               options.incentive_product = 1
            if "t" in a:
               options.gui = 'pmg_tk'
            if "T" in a: # what skin to use? 
               options.skin = str(av.pop())
            if "w" in a:
               options.gui = 'pmg_wx'
            if "z" in a:
               options.window_visible = 0
            if "d" in a:
               options.deferred.append(
                  "_do_%s"%string.replace(av.pop(),'%',' '))
            if "e" in a:
               options.deferred.append("_do__ full_screen on")
            if "G" in a: # Game mode (reqd for Mac stereo)
               options.game_mode = 1
               options.win_x = 1024
               options.win_y = 768
            if "S" in a: # Force stereo on stereo hardware (OSX only)
               options.force_stereo = 1
               options.deferred.append("_do__ stereo on")
               if sys.platform=='darwin': 
                  options.deferred.append(
                    "_do__ set stereo_double_pump_mono,1,quiet=1")
            if "M" in a: # Force mono on stereo hardware (all)
               options.force_stereo = -1
            if "l" in a:
               options.deferred.append("_do_spawn %s"%av.pop())
            if "r" in a:
               options.deferred.append("_do_run %s,main"%av.pop())
            if "u" in a:
               options.deferred.append("_do_resume %s"%av.pop())
            if "s" in a:
               options.deferred.append("_do_log_open %s"%av.pop())
            if "p" in a:
               options.read_stdin = 1
            if "o" in a:
               options.security = 0
            if "R" in a:
               options.rpcServer = 1
            if "K" in a:
               options.keep_thread_alive = 1
            if "g" in a:
               options.deferred.append("_do_png %s"%av.pop())
            if "C" in a:
               options.sigint_handler = 0
            if "U" in a:
               options.reuse_helper = 1
            if "Q" in a:
               options.quiet = 1
               options.show_splash = 0
            if "I" in a:
               options.auto_reinitialize = 1
            if "L" in a:
               options.after_load_script = av.pop()
            if "h" in a: # generic helper application
               options.internal_gui = 0
               options.external_gui = 0
               options.internal_feedback = 0
               options.show_splash = 1
            if "b" in a: # CPU benchmark
               options.deferred.append("_do__ feedback disable,all,everything")
               options.deferred.append("_do__ feedback enable,python,output")
               options.deferred.append("_do_ wizard benchmark")
               if a[2:]=='':
                  options.deferred.append("_do_ cmd.get_wizard().run_cpu()")
               if a[2:]=='0':
                  options.deferred.append("_do_ cmd.get_wizard().ray_trace0()")
               if a[2:]=='1':
                  options.deferred.append("_do_ cmd.get_wizard().ray_trace1()")
               if a[2:]=='2':
                  options.deferred.append("_do_ cmd.get_wizard().ray_trace2()")
                  
         else: 
            if a[-4:] in (".p5m",".P5M"):
               # mode 5 helper application 
               av.append("-A5")
            if a[-4:] in (".psw",".PSW"):
               # presentation mode
               av.append("-A6")               
            options.deferred.append(a)
            loaded_something = 1
      if loaded_something and (options.after_load_script!=""):
         options.deferred.append(options.after_load_script)
      if options.show_splash and not options.no_gui:
         options.deferred.insert(0,"_do__ cmd.splash(1)")

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