import time
import sys
import os
from twisted.words.protocols import irc
from twisted.internet import protocol

filename = "threads.lst"
adminslist = []
botpass = "mu3ll4bfuhrb0t"
chan = sys.argv[1]


class TBot(irc.IRCClient):
    def _get_nickname(self):
        return self.factory.nickname
    nickname = property(_get_nickname)

    def signedOn(self):
        self.join(self.factory.channel)
        print "Signed on as %s." % (self.nickname)

    def joined(self, channel):
        print "Joined %s." % (channel)
        self.sendLine("NAMES %s" % (channel))

    def irc_RPL_NAMREPLY(self, prefix, params):
        channel = params[2]
        names = params[3].split()
        for name in names :
            if (name[0] == "@") and (name != "@Q") :
                self.addadmin(name.strip("@"))

    def privmsg(self,user, channel, msg):
        user = user.split("!")[0]
        if (msg == "!list") and (msg.startswith("!list")):
            self.listthreads(channel)
        if self.nickname in channel:
            '''if msg.startswith("!auth"):
                try:
                    password = msg.split(" ")[1]
                    self.userauth(user,password)
                except:
                    print "Error in auth"'''
            if msg.startswith("!add"):
                try:
                    tmp = msg.split("!add")[1]
                    url = tmp.split("|")[0]
                                reason = tmp.split("|")[1]
                                self.addthread(url,reason,user)
                except:
                    print "Error in Addthread"
            if msg.startswith("!close"):
                try:
                    number = msg.split(" ")[1]
                    self.closethread(number,user)
                except:
                    print "Error in Close"
            if msg.startswith("!clink"):
                try:
                    url = msg.split(" ")[1]
                    self.clink(url,user)
                except:
                    print "Error in clink"

    def userLeft(self,user,channel):
        try:
            self.removeadmin(user)
        except:
            print "Error in userLeft"

    def userQuit(self,user,quitMessage):
        try:
            self.removeadmin(user)
        except:
            print "Error in userQuit"

    def userRenamed(self, oldname, newname):
        self.updateadmins(oldname,newname)

    def irc_MODE(self,user,params):
        try:
            mode = params[1]
            user = params[2]
            if mode == "-o":
                self.removeadmin(user)
            if mode == "+o":
                self.addadmin(user)
        except:
            print "Error in Modechange"

    def listthreads(self,channel):
        count = 1
            if os.path.getsize(filename) > 0 :
                    fh = open(filename,"rb")
                    self.msg(channel," : Noch offene Threads")
                    for line in fh:
                            url = line.split("|")[0]
                            reason = line.split("|")[1]
                            self.msg(channel,str(count)+" : "+url+" Grund: "+reason.rstrip("\n"))
                                if count % 4 = 0 :
                    time.sleep(2)
                count += 1
            else:
                    self.msg(channel,"Keine Threads die geschlossen werden muessen")

    def addadmin(self,user):
            if user not in adminslist:
                    self.msg(user,"Hallo Meister, bitte befehlige mich.Threads mit !add <url|Grund> hinzufuegen. Threads mit !close <nummer> oder !clink <url> entfernen")
                        adminslist.append(user)

    def userauth(self,user,password):
        if password == botpass:
                if user not in adminslist:
                            self.msg(user,"Sie wurden erfolgreich authentifiziert!")
                            adminslist.append(user)

    def removeadmin(self, user):
            try:
                    adminslist.remove(user)
            except:
                    print "Error in removeadmin"

    def updateadmins(self,oldnick,newnick):
            if oldnick in adminslist:
                    try:
                            adminslist.remove(oldnick)
                            adminslist.append(newnick)
                    except:
                            print "Error in adminupdate"

    def addthread(self,url,reason,user):
            if user in adminslist:
                    try:
                            found = 0
                                frh = open(filename,"r")
                try:
                                    for line in frh:
                                        lineurl = line.split("|")[0]
                                            if (lineurl == url):
                                                found = 1
                                        frh.close()
                except:
                    found = 0
                                if (found == 0):
                                    fh = open(filename,"a")
                                        fh.write(url+"|"+reason+"\n")
                                        fh.close()
                    print chan, url, reason
                                        self.msg("#" + chan,"Thread "+url+" wurde aufgenommen. Grund: "+reason)
                    except:
                            print "Error when adding"
    def closethread(self,number,user):
            if user in adminslist:
                    fro = open(filename,"rb")
                    current_line = 1
                    while current_line < int(number):
                            fro.readline()
                            current_line +=1
                    seekpoint = fro.tell()
                    frw = open (filename, "r+b")
                    frw.seek(seekpoint,0)
                    fro.readline()
                    chars = fro.readline()
                    while chars:
                            frw.writelines(chars)
                            chars = fro.readline()
                    fro.close()
                    frw.truncate()
                    frw.close()
                    self.msg("#"+ chan, " Thread "+number+" wurde geschlossen, ein hoch auf uns!")

    def clink(self,url,user):
            if user in adminslist:
                    fro = open(filename,"rb")
                    current_line = 1
                    number = 0
                    for line in fro:
                            if url in line:
                                    number = current_line
                            else:
                                    current_line +=1

                    if number > 0:
                            self.closethread(str(number),user)


class TBotFactory(protocol.ClientFactory):

    protocol = TBot

    def __init__(self, channel, nickname = 'MA-Bot'):
        self.channel = channel
        self.nickname = nickname

    def clientConnectionLost(self,connector,reason):
        print "Lost connection (%s),reconnecting" % (reason)
        connector.connect()

    def clientConnectionFailed(self,connector,reason):
        print "Could not connect: %s" % (reason)

from twisted.internet import reactor

if __name__ == "__main__":
    chan = sys.argv[1]
    reactor.connectTCP('irc.quakenet.org', 6667, TBotFactory('#' + chan))
    reactor.run()