src/modes/cmode_o.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2009 InspIRCd Development Team
   6  * See: http://wiki.inspircd.org/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_o.h"
  21
  22 ModeChannelOp::ModeChannelOp(InspIRCd* Instance) : ModeHandler(Instance, NULL, 'o', 1, 1, true, MODETYPE_CHANNEL, false, '@', '@', TR_NICK)
  23 {
  24 }
  25
  26 unsigned int ModeChannelOp::GetPrefixRank()
  27 {
  28         return OP_VALUE;
  29 }
  30
  31 ModePair ModeChannelOp::ModeSet(User*, User*, Channel* channel, const std::string &parameter)
  32 {
  33         User* x = ServerInstance->FindNick(parameter);
  34         if (x)
  35         {
  36                 Membership* memb = channel->GetUser(x);
  37                 if (memb && memb->hasMode('o'))
  38                 {
  39                         return std::make_pair(true, x->nick);
  40                 }
  41                 else
  42                 {
  43                         return std::make_pair(false, parameter);
  44                 }
  45         }
  46         return std::make_pair(false, parameter);
  47 }
  48
  49
  50 void ModeChannelOp::RemoveMode(Channel* channel, irc::modestacker* stack)
  51 {
  52         const UserMembList* clist = channel->GetUsers();
  53
  54         for (UserMembCIter i = clist->begin(); i != clist->end(); i++)
  55         {
  56                 if (stack)
  57                         stack->Push(this->GetModeChar(), i->first->nick);
  58                 else
  59                 {
  60                         std::vector<std::string> parameters;
  61                         parameters.push_back(channel->name);
  62                         parameters.push_back("-o");
  63                         parameters.push_back(i->first->nick);
  64                         ServerInstance->SendMode(parameters, ServerInstance->FakeClient);
  65                 }
  66         }
  67 }
  68
  69 void ModeChannelOp::RemoveMode(User*, irc::modestacker* stack)
  70 {
  71 }
  72
  73 ModeAction ModeChannelOp::OnModeChange(User* source, User*, Channel* channel, std::string &parameter, bool adding)
  74 {
  75         int status = channel->GetPrefixValue(source);
  76
  77         /* Call the correct method depending on wether we're adding or removing the mode */
  78         if (adding)
  79         {
  80                 parameter = this->AddOp(source, parameter.c_str(), channel, status);
  81         }
  82         else
  83         {
  84                 parameter = this->DelOp(source, parameter.c_str(), channel, status);
  85         }
  86         /* If the method above 'ate' the parameter by reducing it to an empty string, then
  87          * it won't matter wether we return ALLOW or DENY here, as an empty string overrides
  88          * the return value and is always MODEACTION_DENY if the mode is supposed to have
  89          * a parameter.
  90          */
  91         if (parameter.length())
  92                 return MODEACTION_ALLOW;
  93         else
  94                 return MODEACTION_DENY;
  95 }
  96
  97 std::string ModeChannelOp::AddOp(User *user,const char* dest,Channel *chan,int status)
  98 {
  99         User *d = ServerInstance->Modes->SanityChecks(user,dest,chan,status);
 100
 101         if (d)
 102         {
 103                 if (IS_LOCAL(user))
 104                 {
 105                         ModResult MOD_RESULT;
 106                         FIRST_MOD_RESULT(ServerInstance, OnAccessCheck, MOD_RESULT, (user,d,chan,AC_OP));
 107
 108                         if (MOD_RESULT == MOD_RES_DENY)
 109                                 return "";
 110                         if (MOD_RESULT == MOD_RES_PASSTHRU)
 111                         {
 112                                 if ((status < OP_VALUE) && (!ServerInstance->ULine(user->server)))
 113                                 {
 114                                         user->WriteServ("482 %s %s :You're not a channel operator",user->nick.c_str(), chan->name.c_str());
 115                                         return "";
 116                                 }
 117                         }
 118                 }
 119
 120                 return d->nick;
 121         }
 122         return "";
 123 }
 124
 125 std::string ModeChannelOp::DelOp(User *user,const char *dest,Channel *chan,int status)
 126 {
 127         User *d = ServerInstance->Modes->SanityChecks(user,dest,chan,status);
 128
 129         if (d)
 130         {
 131                 if (IS_LOCAL(user))
 132                 {
 133                         ModResult MOD_RESULT;
 134                         FIRST_MOD_RESULT(ServerInstance, OnAccessCheck, MOD_RESULT, (user,d,chan,AC_DEOP));
 135
 136                         if (MOD_RESULT == MOD_RES_DENY)
 137                                 return "";
 138                         if (MOD_RESULT == MOD_RES_PASSTHRU)
 139                         {
 140                                 if ((status < OP_VALUE) && (!ServerInstance->ULine(user->server)) && (IS_LOCAL(user)))
 141                                 {
 142                                         user->WriteServ("482 %s %s :You are not a channel operator",user->nick.c_str(), chan->name.c_str());
 143                                         return "";
 144                                 }
 145                         }
 146                 }
 147
 148                 return d->nick;
 149         }
 150         return "";
 151 }