src/modules/m_stripcolor.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
   6  *                       E-mail:
   7  *                <brain@chatspike.net>
   8  *                <Craig@chatspike.net>
   9  *
  10  * Written by Craig Edwards, Craig McLure, and others.
  11  * This program is free but copyrighted software; see
  12  *            the file COPYING for details.
  13  *
  14  * ---------------------------------------------------
  15  */
  16
  17 using namespace std;
  18
  19 #include <stdio.h>
  20 #include <string>
  21 #include "users.h"
  22 #include "channels.h"
  23 #include "modules.h"
  24 #include "helperfuncs.h"
  25
  26 /* $ModDesc: Provides channel +S mode (strip ansi colour) */
  27
  28 class ModuleStripColor : public Module
  29 {
  30  Server *Srv;
  31  ConfigReader *Conf, *MyConf;
  32
  33  public:
  34         ModuleStripColor(Server* Me)
  35                 : Module::Module(Me)
  36         {
  37                 Srv = Me;
  38
  39                 Srv->AddExtendedMode('S',MT_CHANNEL,false,0,0);
  40                 Srv->AddExtendedMode('S',MT_CLIENT,false,0,0);
  41         }
  42
  43         void Implements(char* List)
  44         {
  45                 List[I_OnExtendedMode] = List[I_On005Numeric] = List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = 1;
  46         }
  47
  48         virtual int OnExtendedMode(userrec* user, void* target, char modechar, int type, bool mode_on, string_list &params)
  49         {
  50                 // check if this is our mode character...
  51                 if (modechar == 'S')
  52                 {
  53                         return 1;
  54                 }
  55                 else
  56                 {
  57                         return 0;
  58                 }
  59         }
  60
  61         virtual void On005Numeric(std::string &output)
  62         {
  63                 InsertMode(output,"S",4);
  64         }
  65
  66         virtual ~ModuleStripColor()
  67         {
  68         }
  69
  70         // ANSI colour stripping by Doc (Peter Wood)
  71         virtual void ReplaceLine(std::string &text)
  72         {
  73                 int i, a, len, remove;
  74                 char sentence[MAXBUF];
  75                 strlcpy(sentence,text.c_str(),MAXBUF);
  76
  77                 len = strlen(sentence);
  78
  79                 for (i = 0; i < len; i++)
  80                 {
  81                         remove = 0;
  82
  83                         switch (sentence[i])
  84                         {
  85                                 case 2:
  86                                 case 15:
  87                                 case 22:
  88                                 case 21:
  89                                 case 31:
  90                                         remove++;
  91                                 break;
  92
  93                                 case 3:
  94                                         remove = 1;
  95
  96                                         if (isdigit(sentence[i + remove]))
  97                                                 remove++;
  98
  99                                         if (isdigit(sentence[i + remove]))
 100                                                 remove++;
 101
 102                                         if (sentence[i + remove] == ',')
 103                                         {
 104                                                 remove += 2;
 105
 106                                                 if (isdigit(sentence[i + remove]))
 107                                                         remove++;
 108                                         }
 109                                 break;
 110                         }
 111
 112                         if (remove != 0)
 113                         {
 114                                 len -= remove;
 115
 116                                 for (a = i; a <= len; a++)
 117                                         sentence[a] = sentence[a + remove];
 118                                 i--;
 119                         }
 120                 }
 121
 122                 text = sentence;
 123         }
 124
 125         virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text)
 126         {
 127                 bool active = false;
 128                 if (target_type == TYPE_USER)
 129                 {
 130                         userrec* t = (userrec*)dest;
 131                         active = (strchr(t->modes,'S') > 0);
 132                 }
 133                 else if (target_type == TYPE_CHANNEL)
 134                 {
 135                         chanrec* t = (chanrec*)dest;
 136                         active = (t->IsCustomModeSet('S'));
 137                 }
 138                 if (active)
 139                 {
 140                         this->ReplaceLine(text);
 141                 }
 142                 return 0;
 143         }
 144
 145         virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text)
 146         {
 147                 bool active = false;
 148                 if (target_type == TYPE_USER)
 149                 {
 150                         userrec* t = (userrec*)dest;
 151                         active = (strchr(t->modes,'S') > 0);
 152                 }
 153                 else if (target_type == TYPE_CHANNEL)
 154                 {
 155                         chanrec* t = (chanrec*)dest;
 156                         active = (t->IsCustomModeSet('S'));
 157                 }
 158                 if (active)
 159                 {
 160                         this->ReplaceLine(text);
 161                 }
 162                 return 0;
 163         }
 164
 165         virtual Version GetVersion()
 166         {
 167                 // This is version 2 because version 1.x is the unreleased unrealircd module
 168                 return Version(1,0,0,0,VF_STATIC|VF_VENDOR);
 169         }
 170
 171 };
 172
 173 // stuff down here is the module-factory stuff. For basic modules you can ignore this.
 174
 175 class ModuleStripColorFactory : public ModuleFactory
 176 {
 177  public:
 178         ModuleStripColorFactory()
 179         {
 180         }
 181
 182         ~ModuleStripColorFactory()
 183         {
 184         }
 185
 186         virtual Module * CreateModule(Server* Me)
 187         {
 188                 return new ModuleStripColor(Me);
 189         }
 190
 191 };
 192
 193
 194 extern "C" void * init_module( void )
 195 {
 196         return new ModuleStripColorFactory;
 197 }
 198