Mercurial > libervia-backend
view sat/bridge/bridge_constructor/bridge_constructor.py @ 2786:be8405795e09
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author | Goffi <goffi@goffi.org> |
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date | Sat, 19 Jan 2019 11:39:02 +0100 |
parents | 003b8b4b56a7 |
children | ab2696e34d29 |
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#!/usr/bin/env python2 # -*- coding: utf-8 -*- # SàT: a XMPP client # Copyright (C) 2009-2019 Jérôme Poisson (goffi@goffi.org) # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # 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 Affero General Public License for more details. # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. from sat.bridge import bridge_constructor from sat.bridge.bridge_constructor.constants import Const as C from sat.bridge.bridge_constructor import constructors, base_constructor import argparse from ConfigParser import SafeConfigParser as Parser from importlib import import_module import os import os.path # consts __version__ = C.APP_VERSION class BridgeConstructor(object): def importConstructors(self): constructors_dir = os.path.dirname(constructors.__file__) self.protocoles = {} for dir_ in os.listdir(constructors_dir): init_path = os.path.join(constructors_dir, dir_, "__init__.py") constructor_path = os.path.join(constructors_dir, dir_, "constructor.py") module_path = "sat.bridge.bridge_constructor.constructors.{}.constructor".format( dir_ ) if os.path.isfile(init_path) and os.path.isfile(constructor_path): mod = import_module(module_path) for attr in dir(mod): obj = getattr(mod, attr) if not isinstance(obj, type): continue if issubclass(obj, base_constructor.Constructor): name = obj.NAME or dir_ self.protocoles[name] = obj break if not self.protocoles: raise ValueError("no protocole constructor found") def parse_args(self): """Check command line options""" parser = argparse.ArgumentParser( description=C.DESCRIPTION, formatter_class=argparse.RawDescriptionHelpFormatter, ) parser.add_argument("--version", action="version", version=__version__) default_protocole = ( C.DEFAULT_PROTOCOLE if C.DEFAULT_PROTOCOLE in self.protocoles else self.protocoles[0] ) parser.add_argument( "-p", "--protocole", choices=sorted(self.protocoles), default=default_protocole, help="generate bridge using PROTOCOLE (default: %(default)s)", ) # (default: %s, possible values: [%s])" % (DEFAULT_PROTOCOLE, ", ".join(MANAGED_PROTOCOLES))) parser.add_argument( "-s", "--side", choices=("core", "frontend"), default="core", help="which side of the bridge do you want to make ?", ) # (default: %default, possible values: [core, frontend])") default_template = os.path.join( os.path.dirname(bridge_constructor.__file__), "bridge_template.ini" ) parser.add_argument( "-t", "--template", type=file, default=default_template, help="use TEMPLATE to generate bridge (default: %(default)s)", ) parser.add_argument( "-f", "--force", action="store_true", help=("force overwritting of existing files"), ) parser.add_argument( "-d", "--debug", action="store_true", help=("add debug information printing") ) parser.add_argument( "--no-unicode", action="store_false", dest="unicode", help=("remove unicode type protection from string results"), ) parser.add_argument( "--flags", nargs="+", default=[], help=("constructors' specific flags") ) parser.add_argument( "--dest-dir", default=C.DEST_DIR_DEFAULT, help=( "directory when the generated files will be written (default: %(default)s)" ), ) return parser.parse_args() def go(self): self.importConstructors() args = self.parse_args() template_parser = Parser() try: template_parser.readfp(args.template) except IOError: print("The template file doesn't exist or is not accessible") exit(1) constructor = self.protocoles[args.protocole](template_parser, args) constructor.generate(args.side) if __name__ == "__main__": bc = BridgeConstructor() bc.go()