mirror of
https://github.com/jlu5/PyLink.git
synced 2024-12-26 04:32:51 +01:00
141 lines
4.3 KiB
Python
141 lines
4.3 KiB
Python
"""
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exec.py: Provides commands for executing raw code and debugging PyLink.
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"""
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from pylinkirc import utils, world
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from pylinkirc.log import log
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from pylinkirc.coremods import permissions
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# These imports are not strictly necessary, but make the following modules
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# easier to access through eval and exec.
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import threading
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import re
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import time
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import pylinkirc
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import importlib
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exec_locals_dict = {}
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def _exec(irc, source, args, locals_dict=None):
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"""<code>
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Admin-only. Executes <code> in the current PyLink instance. This command performs backslash escaping of characters, so things like \\n and \\ will work.
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\x02**WARNING: THIS CAN BE DANGEROUS IF USED IMPROPERLY!**\x02"""
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permissions.checkPermissions(irc, source, ['exec.exec'])
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# Allow using \n in the code, while escaping backslashes correctly otherwise.
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args = bytes(' '.join(args), 'utf-8').decode("unicode_escape")
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if not args.strip():
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irc.reply('No code entered!')
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return
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log.info('(%s) Executing %r for %s', irc.name, args,
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irc.getHostmask(source))
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if locals_dict is None:
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locals_dict = locals()
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else:
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# Add irc, source, and args to the given locals_dict, to allow basic things like irc.reply()
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# to still work.
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locals_dict['irc'] = irc
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locals_dict['source'] = source
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locals_dict['args'] = args
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exec(args, globals(), locals_dict)
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irc.reply("Done.")
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utils.add_cmd(_exec, 'exec')
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@utils.add_cmd
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def iexec(irc, source, args):
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"""<code>
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Admin-only. Executes <code> in the current PyLink instance with a persistent, isolated
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locals scope (world.plugins['exec'].exec_local_dict).
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Note: irc, source, and args are added into this locals dict to allow things like irc.reply()
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to still work.
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\x02**WARNING: THIS CAN BE DANGEROUS IF USED IMPROPERLY!**\x02
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"""
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_exec(irc, source, args, locals_dict=exec_locals_dict)
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def _eval(irc, source, args, locals_dict=None):
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"""<Python expression>
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Admin-only. Evaluates the given Python expression and returns the result.
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\x02**WARNING: THIS CAN BE DANGEROUS IF USED IMPROPERLY!**\x02"""
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permissions.checkPermissions(irc, source, ['exec.eval'])
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args = ' '.join(args)
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if not args.strip():
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irc.reply('No code entered!')
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return
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if locals_dict is None:
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locals_dict = locals()
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else:
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# Add irc, source, and args to the given locals_dict, to allow basic things like irc.reply()
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# to still work.
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locals_dict['irc'] = irc
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locals_dict['source'] = source
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locals_dict['args'] = args
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log.info('(%s) Evaluating %r for %s', irc.name, args,
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irc.getHostmask(source))
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irc.reply(repr(eval(args, globals(), locals_dict)))
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utils.add_cmd(_eval, 'eval')
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@utils.add_cmd
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def ieval(irc, source, args):
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"""<Python expression>
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Admin-only. Evaluates the given Python expression using a persistent, isolated
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locals scope (world.plugins['exec'].exec_local_dict).
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Note: irc, source, and args are added into this locals dict to allow things like irc.reply()
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to still work.
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\x02**WARNING: THIS CAN BE DANGEROUS IF USED IMPROPERLY!**\x02
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"""
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_eval(irc, source, args, locals_dict=exec_locals_dict)
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@utils.add_cmd
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def raw(irc, source, args):
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"""<text>
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Admin-only. Sends raw text to the uplink IRC server.
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\x02**WARNING: THIS CAN BREAK YOUR NETWORK IF USED IMPROPERLY!**\x02"""
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permissions.checkPermissions(irc, source, ['exec.raw'])
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args = ' '.join(args)
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if not args.strip():
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irc.reply('No text entered!')
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return
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log.debug('(%s) Sending raw text %r to IRC for %s', irc.name, args,
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irc.getHostmask(source))
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irc.send(args)
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irc.reply("Done.")
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@utils.add_cmd
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def inject(irc, source, args):
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"""<text>
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Admin-only. Injects raw text into the running PyLink protocol module, replying with the hook data returned.
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\x02**WARNING: THIS CAN BREAK YOUR NETWORK IF USED IMPROPERLY!**\x02"""
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permissions.checkPermissions(irc, source, ['exec.inject'])
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args = ' '.join(args)
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if not args.strip():
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irc.reply('No text entered!')
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return
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log.info('(%s) Injecting raw text %r into protocol module for %s', irc.name,
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args, irc.getHostmask(source))
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irc.reply(irc.runline(args))
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