65 lines
2.1 KiB
Python
65 lines
2.1 KiB
Python
from helpers import *
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calc_users = open_json_file("calc", [])
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math_operators = ["+", "-", "*", "/", "&", "|"]
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ignore_operators = ["**", "&&", "||"] # ** may be too intensive, the others cause syntax errors
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calc_perm = "utils.calc"
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def calc(text):
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"""
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extracts a mathematical expression from `text`
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returns (expression, result) or None
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"""
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expression = ""
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should_calc = False
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for char in text:
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if char.isdigit() or (should_calc and char in [".", " "]):
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expression += char
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elif char in math_operators:
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# calculation must include at least 1 operator
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should_calc = True
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expression += char
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elif should_calc and char.isalpha():
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# don't include any more text in the calculation
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break
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if should_calc and not any(op in expression for op in ignore_operators):
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try:
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result = str(eval(expression)) # pylint: disable = W0123
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except: # pylint: disable = W0702
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# we can run into all kinds of errors here
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# most probably SyntaxError
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return None
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return (expression, result)
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return None
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@hook.event("player.AsyncPlayerChatEvent", "monitor")
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def on_calc_chat(event):
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sender = event.getPlayer()
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message = event.getMessage()
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if not event.isCancelled() and uid(sender) in calc_users and sender.hasPermission(calc_perm):
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output = calc(message)
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if output:
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msg(sender, "&2=== Calc: &e" + output[0] + " &2= &c" + output[1])
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@hook.command("calc", description="Toggles chat calculations")
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def on_calc_command(sender, args):
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plugin_header(sender, "Chat Calculator")
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if not sender.hasPermission(calc_perm):
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noperm(sender)
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return True
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if not checkargs(sender, args, 0, 1):
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return True
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if not is_player(sender):
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msg(sender, "&cYou are not a player!" % sender)
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return True
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toggle(sender, calc_users, name = "Calc")
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save_json_file("calc", calc_users)
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status = "enabled" if uid(sender) in calc_users else "disabled"
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msg(sender, "&6We just &e%s&6 Chat Calculator for you!" % status)
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return True |