src/users.cpp

   1 /*       +------------------------------------+
   2  *       | Inspire Internet Relay Chat Daemon |
   3  *       +------------------------------------+
   4  *
   5  *  Inspire is copyright (C) 2002-2004 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 #include "inspircd_config.h"
  18 #include "channels.h"
  19 #include "users.h"
  20 #include "inspircd.h"
  21 #include <stdio.h>
  22 #include "inspstring.h"
  23
  24 extern std::stringstream config_f;
  25
  26 extern time_t TIME;
  27
  28 userrec::userrec()
  29 {
  30         // the PROPER way to do it, AVOID bzero at *ALL* costs
  31         strcpy(nick,"");
  32         strcpy(ip,"127.0.0.1");
  33         timeout = 0;
  34         strcpy(ident,"");
  35         strcpy(host,"");
  36         strcpy(dhost,"");
  37         strcpy(fullname,"");
  38         strcpy(modes,"");
  39         strcpy(server,"");
  40         strcpy(awaymsg,"");
  41         strcpy(oper,"");
  42         reset_due = TIME;
  43         lines_in = 0;
  44         fd = lastping = signon = idle_lastmsg = nping = registered = 0;
  45         flood = port = bytes_in = bytes_out = cmds_in = cmds_out = 0;
  46         haspassed = false;
  47         dns_done = false;
  48         recvq = "";
  49         sendq = "";
  50         strcpy(result,"");
  51         for (int i = 0; i < MAXCHANS; i++)
  52         {
  53                 this->chans[i].channel = NULL;
  54                 this->chans[i].uc_modes = 0;
  55         }
  56         invites.clear();
  57 }
  58
  59
  60
  61 char* userrec::GetFullHost()
  62 {
  63         snprintf(result,MAXBUF,"%s!%s@%s",nick,ident,dhost);
  64         return result;
  65 }
  66
  67
  68 char* userrec::GetFullRealHost()
  69 {
  70         snprintf(result,MAXBUF,"%s!%s@%s",nick,ident,host);
  71         return result;
  72 }
  73
  74 bool userrec::IsInvited(char* channel)
  75 {
  76         for (InvitedList::iterator i = invites.begin(); i != invites.end(); i++)
  77         {
  78                 if (i->channel) {
  79                         if (!strcasecmp(i->channel,channel))
  80                         {
  81                                 return true;
  82                         }
  83                 }
  84         }
  85         return false;
  86 }
  87
  88 void userrec::InviteTo(char* channel)
  89 {
  90         Invited i;
  91         strlcpy(i.channel,channel,CHANMAX);
  92         invites.push_back(i);
  93 }
  94
  95 void userrec::RemoveInvite(char* channel)
  96 {
  97         log(DEBUG,"Removing invites");
  98         if (channel)
  99         {
 100                 if (invites.size())
 101                 {
 102                         for (InvitedList::iterator i = invites.begin(); i != invites.end(); i++)
 103                         {
 104                                 if (i->channel)
 105                                 {
 106                                         if (!strcasecmp(i->channel,channel))
 107                                         {
 108                                                 invites.erase(i);
 109                                                 return;
 110                                         }
 111                                 }
 112                         }
 113                 }
 114         }
 115 }
 116
 117 bool userrec::HasPermission(char* command)
 118 {
 119         char TypeName[MAXBUF],Classes[MAXBUF],ClassName[MAXBUF],CommandList[MAXBUF];
 120         char* mycmd;
 121         char* savept;
 122         char* savept2;
 123
 124         // are they even an oper at all?
 125         if (strchr(this->modes,'o'))
 126         {
 127                 log(DEBUG,"*** HasPermission: %s is an oper",this->nick);
 128                 for (int j =0; j < ConfValueEnum("type",&config_f); j++)
 129                 {
 130                         ConfValue("type","name",j,TypeName,&config_f);
 131                         if (!strcmp(TypeName,this->oper))
 132                         {
 133                                 log(DEBUG,"*** HasPermission: %s is an oper of type '%s'",this->nick,this->oper);
 134                                 ConfValue("type","classes",j,Classes,&config_f);
 135                                 char* myclass = strtok_r(Classes," ",&savept);
 136                                 while (myclass)
 137                                 {
 138                                         log(DEBUG,"*** HasPermission: checking classtype '%s'",myclass);
 139                                         for (int k =0; k < ConfValueEnum("class",&config_f); k++)
 140                                         {
 141                                                 ConfValue("class","name",k,ClassName,&config_f);
 142                                                 if (!strcmp(ClassName,myclass))
 143                                                 {
 144                                                         ConfValue("class","commands",k,CommandList,&config_f);
 145                                                         log(DEBUG,"*** HasPermission: found class named %s with commands: '%s'",ClassName,CommandList);
 146
 147
 148                                                         mycmd = strtok_r(CommandList," ",&savept2);
 149                                                         while (mycmd)
 150                                                         {
 151                                                                 if (!strcasecmp(mycmd,command))
 152                                                                 {
 153                                                                         log(DEBUG,"*** Command %s found, returning true",command);
 154                                                                         return true;
 155                                                                 }
 156                                                                 mycmd = strtok_r(NULL," ",&savept2);
 157                                                         }
 158                                                 }
 159                                         }
 160                                         myclass = strtok_r(NULL," ",&savept);
 161                                 }
 162                         }
 163                 }
 164         }
 165         return false;
 166 }
 167
 168
 169 bool userrec::AddBuffer(std::string a)
 170 {
 171         std::string b = "";
 172         for (int i = 0; i < a.length(); i++)
 173                 if ((a[i] != '\r') && (a[i] != '\0') && (a[i] != 7))
 174                         b = b + a[i];
 175         std::stringstream stream(recvq);
 176         stream << b;
 177         recvq = stream.str();
 178         int i = 0;
 179         // count the size of the first line in the buffer.
 180         while (i < recvq.length())
 181         {
 182                 if (recvq[i++] == '\n')
 183                         break;
 184         }
 185         if (recvq.length() > this->recvqmax)
 186         {
 187                 this->SetWriteError("RecvQ exceeded");
 188                 WriteOpers("*** User %s RecvQ of %d exceeds connect class maximum of %d",this->nick,recvq.length(),this->recvqmax);
 189         }
 190         // return false if we've had more than 600 characters WITHOUT
 191         // a carriage return (this is BAD, drop the socket)
 192         return (i < 600);
 193 }
 194
 195 bool userrec::BufferIsReady()
 196 {
 197         for (int i = 0; i < recvq.length(); i++)
 198                 if (recvq[i] == '\n')
 199                         return true;
 200         return false;
 201 }
 202
 203 void userrec::ClearBuffer()
 204 {
 205         recvq = "";
 206 }
 207
 208 std::string userrec::GetBuffer()
 209 {
 210         if (recvq == "")
 211                 return "";
 212         char* line = (char*)recvq.c_str();
 213         std::string ret = "";
 214         while ((*line != '\n') && (strlen(line)))
 215         {
 216                 ret = ret + *line;
 217                 line++;
 218         }
 219         if ((*line == '\n') || (*line == '\r'))
 220                 line++;
 221         recvq = line;
 222         return ret;
 223 }
 224
 225 void userrec::AddWriteBuf(std::string data)
 226 {
 227         if (this->GetWriteError() != "")
 228                 return;
 229         if (sendq.length() + data.length() > this->sendqmax)
 230         {
 231                 WriteOpers("*** User %s SendQ of %d exceeds connect class maximum of %d",this->nick,sendq.length() + data.length(),this->sendqmax);
 232                 this->SetWriteError("SendQ exceeded");
 233                 return;
 234         }
 235         std::stringstream stream;
 236         stream << sendq << data;
 237         sendq = stream.str();
 238 }
 239
 240 // send AS MUCH OF THE USERS SENDQ as we are able to (might not be all of it)
 241 void userrec::FlushWriteBuf()
 242 {
 243         if (sendq.length())
 244         {
 245                 char* tb = (char*)this->sendq.c_str();
 246                 int n_sent = write(this->fd,tb,this->sendq.length());
 247                 if (n_sent == -1)
 248                 {
 249                         this->SetWriteError(strerror(errno));
 250                 }
 251                 else
 252                 {
 253                         // advance the queue
 254                         tb += n_sent;
 255                         this->sendq = tb;
 256                         // update the user's stats counters
 257                         this->bytes_out += n_sent;
 258                         this->cmds_out++;
 259                 }
 260         }
 261 }
 262
 263 void userrec::SetWriteError(std::string error)
 264 {
 265         log(DEBUG,"Setting error string for %s to '%s'",this->nick,error.c_str());
 266         // don't try to set the error twice, its already set take the first string.
 267         if (this->WriteError == "")
 268                 this->WriteError = error;
 269 }
 270
 271 std::string userrec::GetWriteError()
 272 {
 273         return this->WriteError;
 274 }