src/commands.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  InspIRCd: (C) 2002-2007 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 "users.h"
  17 #include "modules.h"
  18 #include "wildcard.h"
  19 #include "xline.h"
  20 #include "command_parse.h"
  21
  22 bool InspIRCd::ULine(const char* server)
  23 {
  24         if (!server)
  25                 return false;
  26         if (!*server)
  27                 return true;
  28
  29         return (find(Config->ulines.begin(),Config->ulines.end(),server) != Config->ulines.end());
  30 }
  31
  32 int InspIRCd::OperPassCompare(const char* data,const char* input, int tagnum)
  33 {
  34         int MOD_RESULT = 0;
  35         FOREACH_RESULT_I(this,I_OnOperCompare,OnOperCompare(data, input, tagnum))
  36         if (MOD_RESULT == 1)
  37                 return 0;
  38         if (MOD_RESULT == -1)
  39                 return 1;
  40         return strcmp(data,input);
  41 }
  42
  43 long InspIRCd::Duration(const char* str)
  44 {
  45         char n_field[MAXBUF];
  46         long total = 0;
  47         n_field[0] = 0;
  48
  49         if ((!strchr(str,'s')) && (!strchr(str,'m')) && (!strchr(str,'h')) && (!strchr(str,'d')) && (!strchr(str,'w')) && (!strchr(str,'y')))
  50         {
  51                 std::string n = str;
  52                 n += 's';
  53                 return Duration(n.c_str());
  54         }
  55
  56         for (char* i = (char*)str; *i; i++)
  57         {
  58                 // if we have digits, build up a string for the value in n_field,
  59                 // up to 10 digits in size.
  60                 if ((*i >= '0') && (*i <= '9'))
  61                 {
  62                         strlcat(n_field,i,10);
  63                 }
  64                 else
  65                 {
  66                         // we dont have a digit, check for numeric tokens
  67                         switch (tolower(*i))
  68                         {
  69                                 case 's':
  70                                         total += atoi(n_field);
  71                                 break;
  72
  73                                 case 'm':
  74                                         total += (atoi(n_field)*duration_m);
  75                                 break;
  76
  77                                 case 'h':
  78                                         total += (atoi(n_field)*duration_h);
  79                                 break;
  80
  81                                 case 'd':
  82                                         total += (atoi(n_field)*duration_d);
  83                                 break;
  84
  85                                 case 'w':
  86                                         total += (atoi(n_field)*duration_w);
  87                                 break;
  88
  89                                 case 'y':
  90                                         total += (atoi(n_field)*duration_y);
  91                                 break;
  92                         }
  93                         n_field[0] = 0;
  94                 }
  95         }
  96         // add trailing seconds
  97         total += atoi(n_field);
  98
  99         return total;
 100 }
 101
 102 /* All other ircds when doing this check usually just look for a string of *@* or *. We're smarter than that, though. */
 103
 104 bool InspIRCd::HostMatchesEveryone(const std::string &mask, userrec* user)
 105 {
 106         char buffer[MAXBUF];
 107         char itrigger[MAXBUF];
 108         long matches = 0;
 109
 110         if (!Config->ConfValue(Config->config_data, "insane","trigger", 0, itrigger, MAXBUF))
 111                 strlcpy(itrigger,"95.5",MAXBUF);
 112
 113         if (Config->ConfValueBool(Config->config_data, "insane","hostmasks", 0))
 114                 return false;
 115
 116         for (user_hash::iterator u = clientlist->begin(); u != clientlist->end(); u++)
 117         {
 118                 strlcpy(buffer,u->second->ident,MAXBUF);
 119                 charlcat(buffer,'@',MAXBUF);
 120                 strlcat(buffer,u->second->host,MAXBUF);
 121                 if (match(buffer,mask.c_str()))
 122                         matches++;
 123         }
 124         float percent = ((float)matches / (float)clientlist->size()) * 100;
 125         if (percent > (float)atof(itrigger))
 126         {
 127                 WriteOpers("*** \2WARNING\2: %s tried to set a G/K/E line mask of %s, which covers %.2f%% of the network!",user->nick,mask.c_str(),percent);
 128                 return true;
 129         }
 130         return false;
 131 }
 132
 133 bool InspIRCd::IPMatchesEveryone(const std::string &ip, userrec* user)
 134 {
 135         char itrigger[MAXBUF];
 136         long matches = 0;
 137
 138         if (!Config->ConfValue(Config->config_data, "insane","trigger",0,itrigger,MAXBUF))
 139                 strlcpy(itrigger,"95.5",MAXBUF);
 140
 141         if (Config->ConfValueBool(Config->config_data, "insane","ipmasks",0))
 142                 return false;
 143
 144         for (user_hash::iterator u = clientlist->begin(); u != clientlist->end(); u++)
 145         {
 146                 if (match(u->second->GetIPString(),ip.c_str(),true))
 147                         matches++;
 148         }
 149
 150         float percent = ((float)matches / (float)clientlist->size()) * 100;
 151         if (percent > (float)atof(itrigger))
 152         {
 153                 WriteOpers("*** \2WARNING\2: %s tried to set a Z line mask of %s, which covers %.2f%% of the network!",user->nick,ip.c_str(),percent);
 154                 return true;
 155         }
 156         return false;
 157 }
 158
 159 bool InspIRCd::NickMatchesEveryone(const std::string &nick, userrec* user)
 160 {
 161         char itrigger[MAXBUF];
 162         long matches = 0;
 163
 164         if (!Config->ConfValue(Config->config_data, "insane","trigger",0,itrigger,MAXBUF))
 165                 strlcpy(itrigger,"95.5",MAXBUF);
 166
 167         if (Config->ConfValueBool(Config->config_data, "insane","nickmasks",0))
 168                 return false;
 169
 170         for (user_hash::iterator u = clientlist->begin(); u != clientlist->end(); u++)
 171         {
 172                 if (match(u->second->nick,nick.c_str()))
 173                         matches++;
 174         }
 175
 176         float percent = ((float)matches / (float)clientlist->size()) * 100;
 177         if (percent > (float)atof(itrigger))
 178         {
 179                 WriteOpers("*** \2WARNING\2: %s tried to set a Q line mask of %s, which covers %.2f%% of the network!",user->nick,nick.c_str(),percent);
 180                 return true;
 181         }
 182         return false;
 183 }