e4d4e68c45
- New licence: AGPL3 instead of GPL3 - Import is now based on finder and loader instead of sys.path - Modules used hooks to treat message instead of treating all messages - Remove a lot of builtins from the prompt - Prompt: ^C and ^D have now correct feature (nothing and exit)
106 lines
3.4 KiB
Python
106 lines
3.4 KiB
Python
# -*- coding: utf-8 -*-
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# Nemubot is a modulable IRC bot, built around XML configuration files.
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# Copyright (C) 2012 Mercier Pierre-Olivier
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import imp
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import os
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import shlex
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import sys
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import traceback
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from . import builtins
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class Prompt:
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def __init__(self, hc=dict(), hl=dict()):
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self.selectedServer = None
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self.HOOKS_CAPS = hc
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self.HOOKS_LIST = hl
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def add_cap_hook(self, name, call, data=None):
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self.HOOKS_CAPS[name] = (lambda d, t, c, p: call(d, t, c, p), data)
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def lex_cmd(self, line):
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"""Return an array of tokens"""
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ret = list()
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try:
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cmds = shlex.split(line)
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bgn = 0
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for i in range(0, len(cmds)):
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if cmds[i] == ';':
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if i != bgn:
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cmds[bgn] = cmds[bgn].lower()
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ret.append(cmds[bgn:i])
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bgn = i + 1
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if bgn != len(cmds):
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cmds[bgn] = cmds[bgn].lower()
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ret.append(cmds[bgn:len(cmds)])
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return ret
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except:
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exc_type, exc_value, exc_traceback = sys.exc_info()
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sys.stderr.write (traceback.format_exception_only(
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exc_type, exc_value)[0])
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return ret
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def exec_cmd(self, toks, context):
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"""Execute the command"""
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if toks[0] in builtins.CAPS:
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return builtins.CAPS[toks[0]](toks, context, self)
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elif toks[0] in self.HOOKS_CAPS:
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(f,d) = self.HOOKS_CAPS[toks[0]]
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return f(d, toks, context, self)
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else:
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print ("Unknown command: `%s'" % toks[0])
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return ""
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def getPS1(self):
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"""Get the PS1 associated to the selected server"""
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if self.selectedServer is None:
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return "nemubot"
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else:
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return self.selectedServer.id
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def run(self, context):
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"""Launch the prompt"""
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ret = ""
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while ret != "quit" and ret != "reset" and ret != "refresh":
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sys.stdout.write("\033[0;33m%s§\033[0m " % self.getPS1())
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sys.stdout.flush()
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try:
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line = sys.stdin.readline()
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if len(line) <= 0:
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line = "quit"
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print ("quit")
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cmds = self.lex_cmd(line.strip())
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for toks in cmds:
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try:
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ret = self.exec_cmd(toks, context)
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except:
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exc_type, exc_value, exc_traceback = sys.exc_info()
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traceback.print_exception(exc_type, exc_value, exc_traceback)
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except KeyboardInterrupt:
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print ("")
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return ret != "quit"
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def hotswap(prompt):
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return Prompt(prompt.HOOKS_CAPS, prompt.HOOKS_LIST)
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