usefulCommands.py

from __future__ import division
import math as m
import random

from Helper import color

#[Numbers,Constants,().,+-]
colourschemes = [['3','1','9','7']]
colour = 'f'
comp = []
appeneded = False
Times = {}

def Calc(calc,sender):
    calc = calc.lower()
    lbs = calc.count('(')
    rbs = calc.count(')')
    if lbs > 0 and rbs > 0:
        c=0
        for i in calc:
            if i == '(':
                c+=1
            elif i == ')':
                c-=1
                if c<0:
                    return None
        if c>0:
            return None
    
    wlist = '0123456789*+-/^|&~.,() '
    calc = calc.replace('abs(','fabs(')
    calc = calc.replace('deg(','dEgrEEs(')
    calc = calc.replace('rad(','radians(')
    calc = calc.replace('rand()','random()')
    calc = calc.replace('ceil()','cEil(')
    calc = calc.replace('^','**')
    calc = calc.replace(' xor ','^')
    calc = calc.replace(' and ','&')
    calc = calc.replace(' or ','|')
    calc = calc.replace('not ','~')
    calc = calc.replace('pi',''.join(['(',str(m.pi),')']))
    calc = calc.replace('e',''.join(['(',str(m.e),')']))
    calc = calc.lower()
    

    funcs = ['cos','sin','tan','acos','asin','atan','sqrt','acosh','asinh','atanh','cosh','sinh','tanh','ceil','floor','fabs','gamma','lgamma','degrees','radians','log']
    calc2=calc
    for j in funcs:
        i=j+'('
        calc = calc.replace(i,'(')
        calc2= calc2.replace(i,'m.'+i)

    rfuncs = ['random','randint','uniform','randrange']
    for j in rfuncs:
        i=j+'('
        calc = calc.replace(i,'(')
        calc2= calc2.replace(i,'random.'+i)
    
    for i in calc:
        if not i in wlist:
            sender.sendMessage(''.join(["The character ",i," is not allowed! Allowed characters: ",wlist]))
            return ValueError

    try:
        q = eval(calc2)
    except:
        return None
    return q

@hook.command("calc", description="Calculate things!")
def onCommandCalc(sender,args):
    global colour, appended, comp
    if len(args)==0:
        sender.sendMessage('This function requires an expression to calculate!')
        return False
    c=Calc(' '.join(args),sender)

    if c==None:
        sender.sendMessage('Invalid expression!')
        return False
    elif c==ValueError:
        return False

    sta = ''.join(args)
    sta = sta.replace('deg(','dEgrEEs(')
    sta = sta.replace('ceil()','cEil(')
    sta = list(sta.replace('pi','PI'))
    comp = []
    colour = '7'
    cs = random.choice(colourschemes)
    for a in sta:
        appended = False
        if a.isdigit():
            coladd(cs[0])
        if 'ePI'.find(a) != -1:
            coladd(cs[1])
        if '(),.'.find(a) != -1:
            coladd(cs[2])
        if not appended:
            coladd(cs[3])
        comp.append(a)

    sender.sendMessage(''.join([color('7'),''.join(comp).lower(),color('7')," = ",color('3'),color('l'),str(c)]))

    return True 

def coladd(c):
    global colour, comp, appended
    appended = True
    if colour != c:
        colour = c
        comp.append(color(c))

#Rename
@hook.command('rename', description='Rename the item in your hand')
def onCommandLore(sender, args):
    if len(args) == 0:
        sender.sendMessage(''.join([color('c'),'You must have a name!']))
        return False
    argstring = ''.join(args).replace('#f',u'\u00A7')
    I = sender.getItemInHand()
    Imeta = I.getItemMeta()
    Imeta.setDisplayName(argstring)
    I.setItemMeta(Imeta)
    return True

#lore
@hook.command('lore', description='add lore to the item in your hand')
def onCommandLore(sender, args):
    if len(args) == 0:
        sender.sendMessage(''.join([color('c'),'/lore [lore to add] or /lore [existing line] [edited lore]']))
        return False
    argstring = ''.join(args).replace('#f',u'\u00A7')
    I = sender.getItemInHand()
    Imeta = I.getItemMeta()
    Ilore = []
    if hasattr(Imeta.getLore, '__iter__'):
        for i in Imeta.getLore():
            Ilore.append(i)
    if not args[0].isdigit():
        Ilore.append(''.join([color('r'),' '.join(args)]))
    else:
        if int(args[0]) < 1 or len(Ilore) < int(args[0]):
            sender.sendMessage('You must chose a real line to edit'.join([color('c'),'']))
            return False
        Ilore[int(args[0])-1] = ' '.join(args[1:])
    Imeta.setLore(Ilore)
    I.setItemMeta(Imeta)
    return True