diff options
Diffstat (limited to 'Lib/plat-mac/macresource.py')
| -rw-r--r-- | Lib/plat-mac/macresource.py | 258 |
1 files changed, 129 insertions, 129 deletions
diff --git a/Lib/plat-mac/macresource.py b/Lib/plat-mac/macresource.py index d8733c2..e4c3f62 100644 --- a/Lib/plat-mac/macresource.py +++ b/Lib/plat-mac/macresource.py @@ -10,137 +10,137 @@ class ArgumentError(TypeError): pass class ResourceFileNotFoundError(ImportError): pass def need(restype, resid, filename=None, modname=None): - """Open a resource file, if needed. restype and resid - are required parameters, and identify the resource for which to test. If it - is available we are done. If it is not available we look for a file filename - (default: modname with .rsrc appended) either in the same folder as - where modname was loaded from, or otherwise across sys.path. - - Returns the refno of the resource file opened (or None)""" + """Open a resource file, if needed. restype and resid + are required parameters, and identify the resource for which to test. If it + is available we are done. If it is not available we look for a file filename + (default: modname with .rsrc appended) either in the same folder as + where modname was loaded from, or otherwise across sys.path. + + Returns the refno of the resource file opened (or None)""" - if modname is None and filename is None: - raise ArgumentError, "Either filename or modname argument (or both) must be given" - - if type(resid) is type(1): - try: - h = Res.GetResource(restype, resid) - except Res.Error: - pass - else: - return None - else: - try: - h = Res.GetNamedResource(restype, resid) - except Res.Error: - pass - else: - return None - - # Construct a filename if we don't have one - if not filename: - if '.' in modname: - filename = modname.split('.')[-1] + '.rsrc' - else: - filename = modname + '.rsrc' - - # Now create a list of folders to search - searchdirs = [] - if modname == '__main__': - # If we're main we look in the current directory - searchdirs = [os.curdir] - if sys.modules.has_key(modname): - mod = sys.modules[modname] - if hasattr(mod, '__file__'): - searchdirs = [os.path.dirname(mod.__file__)] - searchdirs.extend(sys.path) - - # And look for the file - for dir in searchdirs: - pathname = os.path.join(dir, filename) - if os.path.exists(pathname): - break - else: - raise ResourceFileNotFoundError, filename - - refno = open_pathname(pathname) - - # And check that the resource exists now - if type(resid) is type(1): - h = Res.GetResource(restype, resid) - else: - h = Res.GetNamedResource(restype, resid) - return refno - + if modname is None and filename is None: + raise ArgumentError, "Either filename or modname argument (or both) must be given" + + if type(resid) is type(1): + try: + h = Res.GetResource(restype, resid) + except Res.Error: + pass + else: + return None + else: + try: + h = Res.GetNamedResource(restype, resid) + except Res.Error: + pass + else: + return None + + # Construct a filename if we don't have one + if not filename: + if '.' in modname: + filename = modname.split('.')[-1] + '.rsrc' + else: + filename = modname + '.rsrc' + + # Now create a list of folders to search + searchdirs = [] + if modname == '__main__': + # If we're main we look in the current directory + searchdirs = [os.curdir] + if sys.modules.has_key(modname): + mod = sys.modules[modname] + if hasattr(mod, '__file__'): + searchdirs = [os.path.dirname(mod.__file__)] + searchdirs.extend(sys.path) + + # And look for the file + for dir in searchdirs: + pathname = os.path.join(dir, filename) + if os.path.exists(pathname): + break + else: + raise ResourceFileNotFoundError, filename + + refno = open_pathname(pathname) + + # And check that the resource exists now + if type(resid) is type(1): + h = Res.GetResource(restype, resid) + else: + h = Res.GetNamedResource(restype, resid) + return refno + def open_pathname(pathname, verbose=0): - """Open a resource file given by pathname, possibly decoding an - AppleSingle file""" - try: - refno = Res.FSpOpenResFile(pathname, 1) - except Res.Error, arg: - if arg[0] in (-37, -39): - # No resource fork. We may be on OSX, and this may be either - # a data-fork based resource file or a AppleSingle file - # from the CVS repository. - try: - refno = Res.FSOpenResourceFile(pathname, u'', 1) - except Res.Error, arg: - if arg[0] != -199: - # -199 is "bad resource map" - raise - else: - return refno - # Finally try decoding an AppleSingle file - pathname = _decode(pathname, verbose=verbose) - refno = Res.FSOpenResourceFile(pathname, u'', 1) - else: - raise - return refno - + """Open a resource file given by pathname, possibly decoding an + AppleSingle file""" + try: + refno = Res.FSpOpenResFile(pathname, 1) + except Res.Error, arg: + if arg[0] in (-37, -39): + # No resource fork. We may be on OSX, and this may be either + # a data-fork based resource file or a AppleSingle file + # from the CVS repository. + try: + refno = Res.FSOpenResourceFile(pathname, u'', 1) + except Res.Error, arg: + if arg[0] != -199: + # -199 is "bad resource map" + raise + else: + return refno + # Finally try decoding an AppleSingle file + pathname = _decode(pathname, verbose=verbose) + refno = Res.FSOpenResourceFile(pathname, u'', 1) + else: + raise + return refno + def resource_pathname(pathname, verbose=0): - """Return the pathname for a resource file (either DF or RF based). - If the pathname given already refers to such a file simply return it, - otherwise first decode it.""" - try: - refno = Res.FSpOpenResFile(pathname, 1) - Res.CloseResFile(refno) - except Res.Error, arg: - if arg[0] in (-37, -39): - # No resource fork. We may be on OSX, and this may be either - # a data-fork based resource file or a AppleSingle file - # from the CVS repository. - try: - refno = Res.FSOpenResourceFile(pathname, u'', 1) - except Res.Error, arg: - if arg[0] != -199: - # -199 is "bad resource map" - raise - else: - return refno - # Finally try decoding an AppleSingle file - pathname = _decode(pathname, verbose=verbose) - else: - raise - return pathname - + """Return the pathname for a resource file (either DF or RF based). + If the pathname given already refers to such a file simply return it, + otherwise first decode it.""" + try: + refno = Res.FSpOpenResFile(pathname, 1) + Res.CloseResFile(refno) + except Res.Error, arg: + if arg[0] in (-37, -39): + # No resource fork. We may be on OSX, and this may be either + # a data-fork based resource file or a AppleSingle file + # from the CVS repository. + try: + refno = Res.FSOpenResourceFile(pathname, u'', 1) + except Res.Error, arg: + if arg[0] != -199: + # -199 is "bad resource map" + raise + else: + return refno + # Finally try decoding an AppleSingle file + pathname = _decode(pathname, verbose=verbose) + else: + raise + return pathname + def open_error_resource(): - """Open the resource file containing the error code to error message - mapping.""" - need('Estr', 1, filename="errors.rsrc", modname=__name__) - + """Open the resource file containing the error code to error message + mapping.""" + need('Estr', 1, filename="errors.rsrc", modname=__name__) + def _decode(pathname, verbose=0): - # Decode an AppleSingle resource file, return the new pathname. - newpathname = pathname + '.df.rsrc' - if os.path.exists(newpathname) and \ - os.stat(newpathname).st_mtime >= os.stat(pathname).st_mtime: - return newpathname - if hasattr(os, 'access') and not \ - os.access(os.path.dirname(pathname), os.W_OK|os.X_OK): - # The destination directory isn't writeable. Create the file in - # a temporary directory - import tempfile - fd, newpathname = tempfile.mkstemp(".rsrc") - if verbose: - print 'Decoding', pathname, 'to', newpathname - import applesingle - applesingle.decode(pathname, newpathname, resonly=1) - return newpathname + # Decode an AppleSingle resource file, return the new pathname. + newpathname = pathname + '.df.rsrc' + if os.path.exists(newpathname) and \ + os.stat(newpathname).st_mtime >= os.stat(pathname).st_mtime: + return newpathname + if hasattr(os, 'access') and not \ + os.access(os.path.dirname(pathname), os.W_OK|os.X_OK): + # The destination directory isn't writeable. Create the file in + # a temporary directory + import tempfile + fd, newpathname = tempfile.mkstemp(".rsrc") + if verbose: + print 'Decoding', pathname, 'to', newpathname + import applesingle + applesingle.decode(pathname, newpathname, resonly=1) + return newpathname |