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(inbuf,"");
  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 void userrec::InviteTo(char* channel)
  90 {
  91         Invited i;
  92         strlcpy(i.channel,channel,CHANMAX);
  93         invites.push_back(i);
  94 }
  95
  96 void userrec::RemoveInvite(char* channel)
  97 {
  98         log(DEBUG,"Removing invites");
  99         if (channel)
 100         {
 101                 if (invites.size())
 102                 {
 103                         for (InvitedList::iterator i = invites.begin(); i != invites.end(); i++)
 104                         {
 105                                 if (i->channel)
 106                                 {
 107                                         if (!strcasecmp(i->channel,channel))
 108                                         {
 109                                                 invites.erase(i);
 110                                                 return;
 111                                         }
 112                                 }
 113                         }
 114                 }
 115         }
 116 }
 117
 118 bool userrec::HasPermission(char* command)
 119 {
 120         char TypeName[MAXBUF],Classes[MAXBUF],ClassName[MAXBUF],CommandList[MAXBUF];
 121         char* mycmd;
 122         char* savept;
 123         char* savept2;
 124
 125         // are they even an oper at all?
 126         if (strchr(this->modes,'o'))
 127         {
 128                 log(DEBUG,"*** HasPermission: %s is an oper",this->nick);
 129                 for (int j =0; j < ConfValueEnum("type",&config_f); j++)
 130                 {
 131                         ConfValue("type","name",j,TypeName,&config_f);
 132                         if (!strcmp(TypeName,this->oper))
 133                         {
 134                                 log(DEBUG,"*** HasPermission: %s is an oper of type '%s'",this->nick,this->oper);
 135                                 ConfValue("type","classes",j,Classes,&config_f);
 136                                 char* myclass = strtok_r(Classes," ",&savept);
 137                                 while (myclass)
 138                                 {
 139                                         log(DEBUG,"*** HasPermission: checking classtype '%s'",myclass);
 140                                         for (int k =0; k < ConfValueEnum("class",&config_f); k++)
 141                                         {
 142                                                 ConfValue("class","name",k,ClassName,&config_f);
 143                                                 if (!strcmp(ClassName,myclass))
 144                                                 {
 145                                                         ConfValue("class","commands",k,CommandList,&config_f);
 146                                                         log(DEBUG,"*** HasPermission: found class named %s with commands: '%s'",ClassName,CommandList);
 147
 148
 149                                                         mycmd = strtok_r(CommandList," ",&savept2);
 150                                                         while (mycmd)
 151                                                         {
 152                                                                 if (!strcasecmp(mycmd,command))
 153                                                                 {
 154                                                                         log(DEBUG,"*** Command %s found, returning true",command);
 155                                                                         return true;
 156                                                                 }
 157                                                                 mycmd = strtok_r(NULL," ",&savept2);
 158                                                         }
 159                                                 }
 160                                         }
 161                                         myclass = strtok_r(NULL," ",&savept);
 162                                 }
 163                         }
 164                 }
 165         }
 166         return false;
 167 }
 168
 169
 170 bool userrec::AddBuffer(std::string a)
 171 {
 172         std::string b = "";
 173         for (int i = 0; i < a.length(); i++)
 174                 if ((a[i] != '\r') && (a[i] != '\0') && (a[i] != 7))
 175                         b = b + a[i];
 176         std::stringstream stream(recvq);
 177         stream << b;
 178         recvq = stream.str();
 179         int i = 0;
 180         // count the size of the first line in the buffer.
 181         while (i < recvq.length())
 182         {
 183                 if (recvq[i++] == '\n')
 184                         break;
 185         }
 186         if (recvq.length() > this->recvqmax)
 187         {
 188                 this->SetWriteError("RecvQ exceeded");
 189                 WriteOpers("*** User %s RecvQ of %d exceeds connect class maximum of %d",this->nick,recvq.length(),this->recvqmax);
 190         }
 191         // return false if we've had more than 600 characters WITHOUT
 192         // a carriage return (this is BAD, drop the socket)
 193         return (i < 600);
 194 }
 195
 196 bool userrec::BufferIsReady()
 197 {
 198         for (int i = 0; i < recvq.length(); i++)
 199                 if (recvq[i] == '\n')
 200                         return true;
 201         return false;
 202 }
 203
 204 void userrec::ClearBuffer()
 205 {
 206         recvq = "";
 207 }
 208
 209 std::string userrec::GetBuffer()
 210 {
 211         if (recvq == "")
 212                 return "";
 213         char* line = (char*)recvq.c_str();
 214         std::string ret = "";
 215         while ((*line != '\n') && (strlen(line)))
 216         {
 217                 ret = ret + *line;
 218                 line++;
 219         }
 220         if ((*line == '\n') || (*line == '\r'))
 221                 line++;
 222         recvq = line;
 223         return ret;
 224 }
 225
 226 void userrec::AddWriteBuf(std::string data)
 227 {
 228         if (this->GetWriteError() != "")
 229                 return;
 230         if (sendq.length() + data.length() > this->sendqmax)
 231         {
 232                 WriteOpers("*** User %s SendQ of %d exceeds connect class maximum of %d",this->nick,sendq.length() + data.length(),this->sendqmax);
 233                 this->SetWriteError("SendQ exceeded");
 234                 return;
 235         }
 236         std::stringstream stream;
 237         stream << sendq << data;
 238         sendq = stream.str();
 239 }
 240
 241 // send AS MUCH OF THE USERS SENDQ as we are able to (might not be all of it)
 242 void userrec::FlushWriteBuf()
 243 {
 244         if (sendq.length())
 245         {
 246                 char* tb = (char*)this->sendq.c_str();
 247                 int n_sent = write(this->fd,tb,this->sendq.length());
 248                 if (n_sent == -1)
 249                 {
 250                         this->SetWriteError(strerror(errno));
 251                 }
 252                 else
 253                 {
 254                         // advance the queue
 255                         tb += n_sent;
 256                         this->sendq = tb;
 257                         // update the user's stats counters
 258                         this->bytes_out += n_sent;
 259                         this->cmds_out++;
 260                 }
 261         }
 262 }
 263
 264 void userrec::SetWriteError(std::string error)
 265 {
 266         log(DEBUG,"Setting error string for %s to '%s'",this->nick,error.c_str());
 267         // don't try to set the error twice, its already set take the first string.
 268         if (this->WriteError == "")
 269                 this->WriteError = error;
 270 }
 271
 272 std::string userrec::GetWriteError()
 273 {
 274         return this->WriteError;
 275 }