117 lines
3.6 KiB
Python
Executable file
117 lines
3.6 KiB
Python
Executable file
#!/usr/bin/env python
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from __future__ import print_function
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from __future__ import absolute_import
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import logging
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import argparse
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import sys
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import os
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from types import ModuleType
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from importlib import import_module
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from os.path import basename, splitext
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from typing import Any, Optional, Text
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from zulip_bots.lib import run_message_handler_for_bot
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from zulip_bots.provision import provision_bot
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current_dir = os.path.dirname(os.path.abspath(__file__))
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def import_module_from_source(path, name=None):
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# type: (Text, Optional[Text]) -> Any
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if not name:
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name = splitext(basename(path))[0]
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# importlib.util.module_from_spec is supported from Python3.5
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py_version = sys.version_info
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if py_version.major < 3 or (py_version.major == 3 and py_version.minor < 5):
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import imp
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module = imp.load_source(name, path)
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else:
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import importlib.util
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spec = importlib.util.spec_from_file_location(name, path)
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module = importlib.util.module_from_spec(spec)
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spec.loader.exec_module(module)
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return module
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def name_and_path_match(given_name, path_to_bot):
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# type: (Text, Text) -> bool
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if given_name and path_to_bot:
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name_by_path = os.path.splitext(os.path.basename(path_to_bot))[0]
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if (given_name != name_by_path):
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return False
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return True
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def parse_args():
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# type: () -> argparse.Namespace
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usage = '''
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zulip-run-bot <bot_name> --config-file ~/zuliprc
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zulip-run-bot --help
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'''
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parser = argparse.ArgumentParser(usage=usage)
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parser.add_argument('bot',
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action='store',
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help='the name or path of an existing bot to run')
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parser.add_argument('--quiet', '-q',
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action='store_true',
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help='turn off logging output')
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parser.add_argument('--config-file', '-c',
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action='store',
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required=True,
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help='zulip configuration file (e.g. ~/Downloads/zuliprc)')
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parser.add_argument('--force',
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action='store_true',
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help='try running the bot even if dependencies install fails')
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parser.add_argument('--provision',
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action='store_true',
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help='install dependencies for the bot')
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args = parser.parse_args()
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return args
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def exit_gracefully_if_config_file_does_not_exist(config_file):
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# type: (str) -> None
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if not os.path.exists(config_file):
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print('''
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ERROR: %s does not exist.
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You may need to download a config file from the Zulip app, or
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if you have already done that, you need to specify the file
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location correctly.
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''' % (config_file,))
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sys.exit(1)
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def main():
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# type: () -> None
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args = parse_args()
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if os.path.isfile(args.bot):
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bot_path = os.path.abspath(args.bot)
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bot_name = os.path.splitext(basename(bot_path))[0]
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else:
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bot_path = os.path.abspath(os.path.join(current_dir, 'bots', args.bot, args.bot+'.py'))
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bot_name = args.bot
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if args.provision:
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provision_bot(os.path.dirname(bot_path), args.force)
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lib_module = import_module_from_source(bot_path, bot_name)
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if not args.quiet:
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logging.basicConfig(stream=sys.stdout, level=logging.INFO)
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exit_gracefully_if_config_file_does_not_exist(args.config_file)
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run_message_handler_for_bot(
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lib_module=lib_module,
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config_file=args.config_file,
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quiet=args.quiet,
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bot_name=bot_name
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)
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if __name__ == '__main__':
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main()
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