src/modes/cmode_h.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 "configreader.h"
  16 #include "mode.h"
  17 #include "channels.h"
  18 #include "users.h"
  19 #include "modules.h"
  20 #include "modes/cmode_h.h"
  21
  22 ModeChannelHalfOp::ModeChannelHalfOp(InspIRCd* Instance) : ModeHandler(Instance, 'h', 1, 1, true, MODETYPE_CHANNEL, false, '%')
  23 {
  24 }
  25
  26 unsigned int ModeChannelHalfOp::GetPrefixRank()
  27 {
  28         return HALFOP_VALUE;
  29 }
  30
  31 ModePair ModeChannelHalfOp::ModeSet(User*, User*, Channel* channel, const std::string &parameter)
  32 {
  33         User* x = ServerInstance->FindNick(parameter);
  34         if (x)
  35         {
  36                 if (channel->GetStatusFlags(x) & UCMODE_HOP)
  37                 {
  38                         return std::make_pair(true, x->nick);
  39                 }
  40                 else
  41                 {
  42                         return std::make_pair(false, parameter);
  43                 }
  44         }
  45         return std::make_pair(false, parameter);
  46 }
  47
  48 void ModeChannelHalfOp::RemoveMode(Channel* channel)
  49 {
  50         CUList* list = channel->GetHalfoppedUsers();
  51         CUList copy;
  52         char moderemove[MAXBUF];
  53
  54         for (CUList::iterator i = list->begin(); i != list->end(); i++)
  55         {
  56                 User* n = i->first;
  57                 copy.insert(std::make_pair(n,n->nick));
  58         }
  59
  60         for (CUList::iterator i = copy.begin(); i != copy.end(); i++)
  61         {
  62                 sprintf(moderemove,"-%c",this->GetModeChar());
  63                 const char* parameters[] = { channel->name, moderemove, i->first->nick };
  64                 ServerInstance->SendMode(parameters, 3, ServerInstance->FakeClient);
  65         }
  66
  67 }
  68
  69 void ModeChannelHalfOp::RemoveMode(User*)
  70 {
  71 }
  72
  73 ModeAction ModeChannelHalfOp::OnModeChange(User* source, User*, Channel* channel, std::string &parameter, bool adding)
  74 {
  75         /* If halfops are not enabled in the conf, we don't execute
  76          * anything in this class at all.
  77          */
  78         if (!ServerInstance->Config->AllowHalfop)
  79         {
  80                 parameter = "";
  81                 return MODEACTION_DENY;
  82         }
  83
  84         int status = channel->GetStatus(source);
  85
  86         /* Call the correct method depending on wether we're adding or removing the mode */
  87         if (adding)
  88         {
  89                 parameter = this->AddHalfOp(source, parameter.c_str(), channel, status);
  90         }
  91         else
  92         {
  93                 parameter = this->DelHalfOp(source, parameter.c_str(), channel, status);
  94         }
  95         /* If the method above 'ate' the parameter by reducing it to an empty string, then
  96          * it won't matter wether we return ALLOW or DENY here, as an empty string overrides
  97          * the return value and is always MODEACTION_DENY if the mode is supposed to have
  98          * a parameter.
  99          */
 100         if (parameter.length())
 101                 return MODEACTION_ALLOW;
 102         else
 103                 return MODEACTION_DENY;
 104 }
 105
 106 std::string ModeChannelHalfOp::AddHalfOp(User *user,const char* dest,Channel *chan,int status)
 107 {
 108         User *d = ServerInstance->Modes->SanityChecks(user,dest,chan,status);
 109
 110         if (d)
 111         {
 112                 if (IS_LOCAL(user))
 113                 {
 114                         int MOD_RESULT = 0;
 115                         FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,d,chan,AC_HALFOP));
 116
 117                         if (MOD_RESULT == ACR_DENY)
 118                                 return "";
 119                         if (MOD_RESULT == ACR_DEFAULT)
 120                         {
 121                                 if ((status < STATUS_OP) && (!ServerInstance->ULine(user->server)))
 122                                 {
 123                                         user->WriteServ("482 %s %s :You're not a channel operator",user->nick, chan->name);
 124                                         return "";
 125                                 }
 126                         }
 127                 }
 128
 129                 return ServerInstance->Modes->Grant(d,chan,UCMODE_HOP);
 130         }
 131         return "";
 132 }
 133
 134 std::string ModeChannelHalfOp::DelHalfOp(User *user,const char *dest,Channel *chan,int status)
 135 {
 136         User *d = ServerInstance->Modes->SanityChecks(user,dest,chan,status);
 137
 138         if (d)
 139         {
 140                 if (IS_LOCAL(user))
 141                 {
 142                         int MOD_RESULT = 0;
 143                         FOREACH_RESULT(I_OnAccessCheck,OnAccessCheck(user,d,chan,AC_DEHALFOP));
 144
 145                         if (MOD_RESULT == ACR_DENY)
 146                                 return "";
 147                         if (MOD_RESULT == ACR_DEFAULT)
 148                         {
 149                                 if ((user != d) && ((status < STATUS_OP) && (!ServerInstance->ULine(user->server))))
 150                                 {
 151                                         user->WriteServ("482 %s %s :You are not a channel operator",user->nick, chan->name);
 152                                         return "";
 153                                 }
 154                         }
 155                 }
 156
 157                 return ServerInstance->Modes->Revoke(d,chan,UCMODE_HOP);
 158         }
 159         return "";
 160 }
 161