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 #include "helperfuncs.h"
  24
  25 extern std::stringstream config_f;
  26
  27 extern time_t TIME;
  28
  29 userrec::userrec()
  30 {
  31         // the PROPER way to do it, AVOID bzero at *ALL* costs
  32         strcpy(nick,"");
  33         strcpy(ip,"127.0.0.1");
  34         timeout = 0;
  35         strcpy(ident,"");
  36         strcpy(host,"");
  37         strcpy(dhost,"");
  38         strcpy(fullname,"");
  39         strcpy(modes,"");
  40         strcpy(server,"");
  41         strcpy(awaymsg,"");
  42         strcpy(oper,"");
  43         reset_due = TIME;
  44         lines_in = 0;
  45         fd = lastping = signon = idle_lastmsg = nping = registered = 0;
  46         flood = port = bytes_in = bytes_out = cmds_in = cmds_out = 0;
  47         haspassed = false;
  48         dns_done = false;
  49         recvq = "";
  50         sendq = "";
  51         strcpy(result,"");
  52         for (int i = 0; i < MAXCHANS; i++)
  53         {
  54                 this->chans[i].channel = NULL;
  55                 this->chans[i].uc_modes = 0;
  56         }
  57         invites.clear();
  58 }
  59
  60
  61
  62 char* userrec::GetFullHost()
  63 {
  64         snprintf(result,MAXBUF,"%s!%s@%s",nick,ident,dhost);
  65         return result;
  66 }
  67
  68
  69 char* userrec::GetFullRealHost()
  70 {
  71         snprintf(result,MAXBUF,"%s!%s@%s",nick,ident,host);
  72         return result;
  73 }
  74
  75 bool userrec::IsInvited(char* channel)
  76 {
  77         for (InvitedList::iterator i = invites.begin(); i != invites.end(); i++)
  78         {
  79                 if (i->channel) {
  80                         if (!strcasecmp(i->channel,channel))
  81                         {
  82                                 return true;
  83                         }
  84                 }
  85         }
  86         return false;
  87 }
  88
  89 InvitedList* userrec::GetInviteList()
  90 {
  91         return &invites;
  92 }
  93
  94 void userrec::InviteTo(char* channel)
  95 {
  96         Invited i;
  97         strlcpy(i.channel,channel,CHANMAX);
  98         invites.push_back(i);
  99 }
 100
 101 void userrec::RemoveInvite(char* channel)
 102 {
 103         log(DEBUG,"Removing invites");
 104         if (channel)
 105         {
 106                 if (invites.size())
 107                 {
 108                         for (InvitedList::iterator i = invites.begin(); i != invites.end(); i++)
 109                         {
 110                                 if (i->channel)
 111                                 {
 112                                         if (!strcasecmp(i->channel,channel))
 113                                         {
 114                                                 invites.erase(i);
 115                                                 return;
 116                                         }
 117                                 }
 118                         }
 119                 }
 120         }
 121 }
 122
 123 bool userrec::HasPermission(char* command)
 124 {
 125         char TypeName[MAXBUF],Classes[MAXBUF],ClassName[MAXBUF],CommandList[MAXBUF];
 126         char* mycmd;
 127         char* savept;
 128         char* savept2;
 129
 130         // are they even an oper at all?
 131         if (strchr(this->modes,'o'))
 132         {
 133                 log(DEBUG,"*** HasPermission: %s is an oper",this->nick);
 134                 for (int j =0; j < ConfValueEnum("type",&config_f); j++)
 135                 {
 136                         ConfValue("type","name",j,TypeName,&config_f);
 137                         if (!strcmp(TypeName,this->oper))
 138                         {
 139                                 log(DEBUG,"*** HasPermission: %s is an oper of type '%s'",this->nick,this->oper);
 140                                 ConfValue("type","classes",j,Classes,&config_f);
 141                                 char* myclass = strtok_r(Classes," ",&savept);
 142                                 while (myclass)
 143                                 {
 144                                         log(DEBUG,"*** HasPermission: checking classtype '%s'",myclass);
 145                                         for (int k =0; k < ConfValueEnum("class",&config_f); k++)
 146                                         {
 147                                                 ConfValue("class","name",k,ClassName,&config_f);
 148                                                 if (!strcmp(ClassName,myclass))
 149                                                 {
 150                                                         ConfValue("class","commands",k,CommandList,&config_f);
 151                                                         log(DEBUG,"*** HasPermission: found class named %s with commands: '%s'",ClassName,CommandList);
 152
 153
 154                                                         mycmd = strtok_r(CommandList," ",&savept2);
 155                                                         while (mycmd)
 156                                                         {
 157                                                                 if (!strcasecmp(mycmd,command))
 158                                                                 {
 159                                                                         log(DEBUG,"*** Command %s found, returning true",command);
 160                                                                         return true;
 161                                                                 }
 162                                                                 mycmd = strtok_r(NULL," ",&savept2);
 163                                                         }
 164                                                 }
 165                                         }
 166                                         myclass = strtok_r(NULL," ",&savept);
 167                                 }
 168                         }
 169                 }
 170         }
 171         return false;
 172 }
 173
 174
 175 bool userrec::AddBuffer(std::string a)
 176 {
 177         std::string b = "";
 178         for (int i = 0; i < a.length(); i++)
 179                 if ((a[i] != '\r') && (a[i] != '\0') && (a[i] != 7))
 180                         b = b + a[i];
 181         std::stringstream stream(recvq);
 182         stream << b;
 183         recvq = stream.str();
 184         int i = 0;
 185         // count the size of the first line in the buffer.
 186         while (i < recvq.length())
 187         {
 188                 if (recvq[i++] == '\n')
 189                         break;
 190         }
 191         if (recvq.length() > this->recvqmax)
 192         {
 193                 this->SetWriteError("RecvQ exceeded");
 194                 WriteOpers("*** User %s RecvQ of %d exceeds connect class maximum of %d",this->nick,recvq.length(),this->recvqmax);
 195         }
 196         // return false if we've had more than 600 characters WITHOUT
 197         // a carriage return (this is BAD, drop the socket)
 198         return (i < 600);
 199 }
 200
 201 bool userrec::BufferIsReady()
 202 {
 203         for (int i = 0; i < recvq.length(); i++)
 204                 if (recvq[i] == '\n')
 205                         return true;
 206         return false;
 207 }
 208
 209 void userrec::ClearBuffer()
 210 {
 211         recvq = "";
 212 }
 213
 214 std::string userrec::GetBuffer()
 215 {
 216         if (recvq == "")
 217                 return "";
 218         char* line = (char*)recvq.c_str();
 219         std::string ret = "";
 220         while ((*line != '\n') && (strlen(line)))
 221         {
 222                 ret = ret + *line;
 223                 line++;
 224         }
 225         if ((*line == '\n') || (*line == '\r'))
 226                 line++;
 227         recvq = line;
 228         return ret;
 229 }
 230
 231 void userrec::AddWriteBuf(std::string data)
 232 {
 233         if (this->GetWriteError() != "")
 234                 return;
 235         if (sendq.length() + data.length() > this->sendqmax)
 236         {
 237                 WriteOpers("*** User %s SendQ of %d exceeds connect class maximum of %d",this->nick,sendq.length() + data.length(),this->sendqmax);
 238                 this->SetWriteError("SendQ exceeded");
 239                 return;
 240         }
 241         std::stringstream stream;
 242         stream << sendq << data;
 243         sendq = stream.str();
 244 }
 245
 246 // send AS MUCH OF THE USERS SENDQ as we are able to (might not be all of it)
 247 void userrec::FlushWriteBuf()
 248 {
 249         if (sendq.length())
 250         {
 251                 char* tb = (char*)this->sendq.c_str();
 252                 int n_sent = write(this->fd,tb,this->sendq.length());
 253                 if (n_sent == -1)
 254                 {
 255                         this->SetWriteError(strerror(errno));
 256                 }
 257                 else
 258                 {
 259                         // advance the queue
 260                         tb += n_sent;
 261                         this->sendq = tb;
 262                         // update the user's stats counters
 263                         this->bytes_out += n_sent;
 264                         this->cmds_out++;
 265                 }
 266         }
 267 }
 268
 269 void userrec::SetWriteError(std::string error)
 270 {
 271         log(DEBUG,"Setting error string for %s to '%s'",this->nick,error.c_str());
 272         // don't try to set the error twice, its already set take the first string.
 273         if (this->WriteError == "")
 274                 this->WriteError = error;
 275 }
 276
 277 std::string userrec::GetWriteError()
 278 {
 279         return this->WriteError;
 280 }