src/modes/cmode_k.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
   6  * See: http://www.inspircd.org/wiki/index.php/Credits
   7  *
   8  * This program is free but copyrighted software; see
   9  *            the file COPYING for details.
  10  *
  11  * ---------------------------------------------------
  12  */
  13
  14 #include "inspircd.h"
  15 #include "mode.h"
  16 #include "channels.h"
  17 #include "users.h"
  18 #include "modes/cmode_k.h"
  19
  20 ModeChannelKey::ModeChannelKey(InspIRCd* Instance) : ModeHandler(Instance, 'k', 1, 1, false, MODETYPE_CHANNEL, false)
  21 {
  22 }
  23
  24 ModePair ModeChannelKey::ModeSet(User*, User*, Channel* channel, const std::string &parameter)
  25 {
  26     if (channel->modes[CM_KEY])
  27     {
  28                 std::string ckey = channel->GetModeParameter('k');
  29                 return std::make_pair(true, ckey);
  30     }
  31     else
  32     {
  33                 return std::make_pair(false, parameter);
  34     }
  35 }
  36
  37 void ModeChannelKey::RemoveMode(Channel* channel, irc::modestacker* stack)
  38 {
  39         /** +k needs a parameter when being removed,
  40          * so we have a special-case RemoveMode here for it
  41          */
  42
  43         if (channel->IsModeSet(this->GetModeChar()))
  44         {
  45                 if (stack)
  46                 {
  47                         stack->Push(this->GetModeChar(), channel->GetModeParameter('k'));
  48                 }
  49                 else
  50                 {
  51                         std::vector<std::string> parameters; parameters.push_back(channel->name); parameters.push_back("-k"); parameters.push_back(channel->GetModeParameter('k'));
  52                         ServerInstance->SendMode(parameters, ServerInstance->FakeClient);
  53                 }
  54         }
  55 }
  56
  57 void ModeChannelKey::RemoveMode(User*, irc::modestacker* stack)
  58 {
  59 }
  60
  61 bool ModeChannelKey::CheckTimeStamp(time_t, time_t, const std::string &their_param, const std::string &our_param, Channel*)
  62 {
  63         /* When TS is equal, the alphabetically later channel key wins */
  64         return (their_param < our_param);
  65 }
  66
  67 ModeAction ModeChannelKey::OnModeChange(User* source, User*, Channel* channel, std::string &parameter, bool adding, bool servermode)
  68 {
  69         if ((channel->IsModeSet('k') != adding) || (!IS_LOCAL(source)))
  70         {
  71                 if (((channel->IsModeSet('k')) && (parameter != channel->GetModeParameter('k'))) && (IS_LOCAL(source)))
  72                 {
  73                         /* Key is currently set and the correct key wasnt given */
  74                         return MODEACTION_DENY;
  75                 }
  76                 else if ((!channel->IsModeSet('k')) || ((adding) && (!IS_LOCAL(source))))
  77                 {
  78                         /* Key isnt currently set */
  79                         if ((parameter.length()) && (parameter.rfind(' ') == std::string::npos))
  80                         {
  81                                 std::string ckey;
  82                                 ckey.assign(parameter, 0, 32);
  83                                 channel->SetModeParam('k', ckey.c_str(), adding);
  84                                 channel->SetMode('k', adding);
  85                                 parameter = ckey;
  86                                 return MODEACTION_ALLOW;
  87                         }
  88                         else
  89                                 return MODEACTION_DENY;
  90                 }
  91                 else if (((channel->IsModeSet('k')) && (parameter == channel->GetModeParameter('k'))) || ((!adding) && (!IS_LOCAL(source))))
  92                 {
  93                         /* Key is currently set, and correct key was given */
  94                         channel->SetMode('k', adding);
  95                         return MODEACTION_ALLOW;
  96                 }
  97                 return MODEACTION_DENY;
  98         }
  99         else
 100         {
 101                 return MODEACTION_DENY;
 102         }
 103 }
 104