src/modules/m_namedmodes.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
  16 class ModuleNamedModes : public Module
  17 {
  18  public:
  19         ModuleNamedModes()
  20         {
  21                 Implementation eventlist[] = { I_OnPreMode, I_On005Numeric };
  22                 ServerInstance->Modules->Attach(eventlist, this, 2);
  23         }
  24
  25         Version GetVersion()
  26         {
  27                 return Version("Provides the ability to manipulate modes via long names.",VF_VENDOR);
  28         }
  29
  30         void Prioritize()
  31         {
  32                 ServerInstance->Modules->SetPriority(this, I_OnPreMode, PRIORITY_FIRST);
  33         }
  34
  35         void On005Numeric(std::string& line)
  36         {
  37                 std::string::size_type pos = line.find(" CHANMODES=");
  38                 if (pos != std::string::npos)
  39                 {
  40                         pos += 11;
  41                         while (line[pos] > 'A' && line[pos] < 'Z')
  42                                 pos++;
  43                         line.insert(pos, 1, 'Z');
  44                 }
  45         }
  46
  47         void DisplayList(User* user, Channel* channel)
  48         {
  49                 std::stringstream items;
  50                 for(char letter = 'A'; letter <= 'z'; letter++)
  51                 {
  52                         ModeHandler* mh = ServerInstance->Modes->FindMode(letter, MODETYPE_CHANNEL);
  53                         if (!mh || mh->IsListMode())
  54                                 continue;
  55                         if (!channel->IsModeSet(letter))
  56                                 continue;
  57                         std::string item = mh->name;
  58                         if (mh->GetNumParams(true))
  59                                 item += "=" + channel->GetModeParameter(letter);
  60                         items << item << " ";
  61                 }
  62                 char pfx[MAXBUF];
  63                 snprintf(pfx, MAXBUF, ":%s 961 %s %s", ServerInstance->Config->ServerName.c_str(), user->nick.c_str(), channel->name.c_str());
  64                 user->SendText(std::string(pfx), items);
  65                 user->WriteNumeric(960, "%s %s :End of mode list", user->nick.c_str(), channel->name.c_str());
  66         }
  67
  68         ModResult OnPreMode(User* source, User* dest, Channel* channel, const std::vector<std::string>& parameters)
  69         {
  70                 if (!channel)
  71                         return MOD_RES_PASSTHRU;
  72                 if (parameters[1].find('Z') == std::string::npos)
  73                         return MOD_RES_PASSTHRU;
  74                 if (parameters.size() <= 2)
  75                 {
  76                         DisplayList(source, channel);
  77                         return MOD_RES_DENY;
  78                 }
  79
  80                 std::vector<std::string> newparms;
  81                 newparms.push_back(parameters[0]);
  82                 newparms.push_back(parameters[1]);
  83
  84                 std::string modelist = newparms[1];
  85                 bool adding = true;
  86                 unsigned int param_at = 2;
  87                 for(unsigned int i = 0; i < modelist.length(); i++)
  88                 {
  89                         unsigned char modechar = modelist[i];
  90                         if (modechar == '+' || modechar == '-')
  91                         {
  92                                 adding = (modechar == '+');
  93                                 continue;
  94                         }
  95                         ModeHandler *mh = ServerInstance->Modes->FindMode(modechar, MODETYPE_CHANNEL);
  96                         if (modechar == 'Z')
  97                         {
  98                                 modechar = 0;
  99                                 std::string name, value;
 100                                 if (param_at < parameters.size())
 101                                         name = parameters[param_at++];
 102                                 std::string::size_type eq = name.find('=');
 103                                 if (eq != std::string::npos)
 104                                 {
 105                                         value = name.substr(eq + 1);
 106                                         name = name.substr(0, eq);
 107                                 }
 108                                 for(char letter = 'A'; modechar == 0 && letter <= 'z'; letter++)
 109                                 {
 110                                         mh = ServerInstance->Modes->FindMode(letter, MODETYPE_CHANNEL);
 111                                         if (mh && mh->name == name)
 112                                         {
 113                                                 if (mh->GetNumParams(adding))
 114                                                 {
 115                                                         if (!value.empty())
 116                                                         {
 117                                                                 newparms.push_back(value);
 118                                                                 modechar = letter;
 119                                                                 break;
 120                                                         }
 121                                                 }
 122                                                 else
 123                                                 {
 124                                                         modechar = letter;
 125                                                         break;
 126                                                 }
 127                                         }
 128                                 }
 129                                 if (modechar)
 130                                         modelist[i] = modechar;
 131                                 else
 132                                         modelist.erase(i, 1);
 133                         }
 134                         else if (mh && mh->GetNumParams(adding) && param_at < parameters.size())
 135                         {
 136                                 newparms.push_back(parameters[param_at++]);
 137                         }
 138                 }
 139                 newparms[1] = modelist;
 140                 ServerInstance->Modes->Process(newparms, source, false);
 141                 return MOD_RES_DENY;
 142         }
 143 };
 144
 145 MODULE_INIT(ModuleNamedModes)