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 using namespace std;
  18
  19 #include "inspircd_config.h"
  20 #include "channels.h"
  21 #include "users.h"
  22 #include "inspircd.h"
  23 #include <stdio.h>
  24 #include "inspstring.h"
  25 #include "helperfuncs.h"
  26
  27 extern std::stringstream config_f;
  28
  29 extern time_t TIME;
  30
  31 userrec::userrec()
  32 {
  33         // the PROPER way to do it, AVOID bzero at *ALL* costs
  34         strcpy(nick,"");
  35         strcpy(ip,"127.0.0.1");
  36         timeout = 0;
  37         strcpy(ident,"");
  38         strcpy(host,"");
  39         strcpy(dhost,"");
  40         strcpy(fullname,"");
  41         strcpy(modes,"");
  42         strcpy(server,"");
  43         strcpy(awaymsg,"");
  44         strcpy(oper,"");
  45         reset_due = TIME;
  46         lines_in = 0;
  47         fd = lastping = signon = idle_lastmsg = nping = registered = 0;
  48         flood = port = bytes_in = bytes_out = cmds_in = cmds_out = 0;
  49         haspassed = false;
  50         dns_done = false;
  51         recvq = "";
  52         sendq = "";
  53         strcpy(result,"");
  54         for (int i = 0; i < MAXCHANS; i++)
  55         {
  56                 this->chans[i].channel = NULL;
  57                 this->chans[i].uc_modes = 0;
  58         }
  59         invites.clear();
  60 }
  61
  62
  63
  64 char* userrec::GetFullHost()
  65 {
  66         snprintf(result,MAXBUF,"%s!%s@%s",nick,ident,dhost);
  67         return result;
  68 }
  69
  70
  71 char* userrec::GetFullRealHost()
  72 {
  73         snprintf(result,MAXBUF,"%s!%s@%s",nick,ident,host);
  74         return result;
  75 }
  76
  77 bool userrec::IsInvited(char* channel)
  78 {
  79         for (InvitedList::iterator i = invites.begin(); i != invites.end(); i++)
  80         {
  81                 if (i->channel) {
  82                         if (!strcasecmp(i->channel,channel))
  83                         {
  84                                 return true;
  85                         }
  86                 }
  87         }
  88         return false;
  89 }
  90
  91 InvitedList* userrec::GetInviteList()
  92 {
  93         return &invites;
  94 }
  95
  96 void userrec::InviteTo(char* channel)
  97 {
  98         Invited i;
  99         strlcpy(i.channel,channel,CHANMAX);
 100         invites.push_back(i);
 101 }
 102
 103 void userrec::RemoveInvite(char* channel)
 104 {
 105         log(DEBUG,"Removing invites");
 106         if (channel)
 107         {
 108                 if (invites.size())
 109                 {
 110                         for (InvitedList::iterator i = invites.begin(); i != invites.end(); i++)
 111                         {
 112                                 if (i->channel)
 113                                 {
 114                                         if (!strcasecmp(i->channel,channel))
 115                                         {
 116                                                 invites.erase(i);
 117                                                 return;
 118                                         }
 119                                 }
 120                         }
 121                 }
 122         }
 123 }
 124
 125 bool userrec::HasPermission(char* command)
 126 {
 127         char TypeName[MAXBUF],Classes[MAXBUF],ClassName[MAXBUF],CommandList[MAXBUF];
 128         char* mycmd;
 129         char* savept;
 130         char* savept2;
 131
 132         // are they even an oper at all?
 133         if (strchr(this->modes,'o'))
 134         {
 135                 log(DEBUG,"*** HasPermission: %s is an oper",this->nick);
 136                 for (int j =0; j < ConfValueEnum("type",&config_f); j++)
 137                 {
 138                         ConfValue("type","name",j,TypeName,&config_f);
 139                         if (!strcmp(TypeName,this->oper))
 140                         {
 141                                 log(DEBUG,"*** HasPermission: %s is an oper of type '%s'",this->nick,this->oper);
 142                                 ConfValue("type","classes",j,Classes,&config_f);
 143                                 char* myclass = strtok_r(Classes," ",&savept);
 144                                 while (myclass)
 145                                 {
 146                                         log(DEBUG,"*** HasPermission: checking classtype '%s'",myclass);
 147                                         for (int k =0; k < ConfValueEnum("class",&config_f); k++)
 148                                         {
 149                                                 ConfValue("class","name",k,ClassName,&config_f);
 150                                                 if (!strcmp(ClassName,myclass))
 151                                                 {
 152                                                         ConfValue("class","commands",k,CommandList,&config_f);
 153                                                         log(DEBUG,"*** HasPermission: found class named %s with commands: '%s'",ClassName,CommandList);
 154
 155
 156                                                         mycmd = strtok_r(CommandList," ",&savept2);
 157                                                         while (mycmd)
 158                                                         {
 159                                                                 if (!strcasecmp(mycmd,command))
 160                                                                 {
 161                                                                         log(DEBUG,"*** Command %s found, returning true",command);
 162                                                                         return true;
 163                                                                 }
 164                                                                 mycmd = strtok_r(NULL," ",&savept2);
 165                                                         }
 166                                                 }
 167                                         }
 168                                         myclass = strtok_r(NULL," ",&savept);
 169                                 }
 170                         }
 171                 }
 172         }
 173         return false;
 174 }
 175
 176
 177 bool userrec::AddBuffer(std::string a)
 178 {
 179         std::string b = "";
 180         for (int i = 0; i < a.length(); i++)
 181                 if ((a[i] != '\r') && (a[i] != '\0') && (a[i] != 7))
 182                         b = b + a[i];
 183         std::stringstream stream(recvq);
 184         stream << b;
 185         recvq = stream.str();
 186         int i = 0;
 187         // count the size of the first line in the buffer.
 188         while (i < recvq.length())
 189         {
 190                 if (recvq[i++] == '\n')
 191                         break;
 192         }
 193         if (recvq.length() > this->recvqmax)
 194         {
 195                 this->SetWriteError("RecvQ exceeded");
 196                 WriteOpers("*** User %s RecvQ of %d exceeds connect class maximum of %d",this->nick,recvq.length(),this->recvqmax);
 197         }
 198         // return false if we've had more than 600 characters WITHOUT
 199         // a carriage return (this is BAD, drop the socket)
 200         return (i < 600);
 201 }
 202
 203 bool userrec::BufferIsReady()
 204 {
 205         for (int i = 0; i < recvq.length(); i++)
 206                 if (recvq[i] == '\n')
 207                         return true;
 208         return false;
 209 }
 210
 211 void userrec::ClearBuffer()
 212 {
 213         recvq = "";
 214 }
 215
 216 std::string userrec::GetBuffer()
 217 {
 218         if (recvq == "")
 219                 return "";
 220         char* line = (char*)recvq.c_str();
 221         std::string ret = "";
 222         while ((*line != '\n') && (strlen(line)))
 223         {
 224                 ret = ret + *line;
 225                 line++;
 226         }
 227         if ((*line == '\n') || (*line == '\r'))
 228                 line++;
 229         recvq = line;
 230         return ret;
 231 }
 232
 233 void userrec::AddWriteBuf(std::string data)
 234 {
 235         if (this->GetWriteError() != "")
 236                 return;
 237         if (sendq.length() + data.length() > this->sendqmax)
 238         {
 239                 WriteOpers("*** User %s SendQ of %d exceeds connect class maximum of %d",this->nick,sendq.length() + data.length(),this->sendqmax);
 240                 this->SetWriteError("SendQ exceeded");
 241                 return;
 242         }
 243         std::stringstream stream;
 244         stream << sendq << data;
 245         sendq = stream.str();
 246 }
 247
 248 // send AS MUCH OF THE USERS SENDQ as we are able to (might not be all of it)
 249 void userrec::FlushWriteBuf()
 250 {
 251         if (sendq.length())
 252         {
 253                 char* tb = (char*)this->sendq.c_str();
 254                 int n_sent = write(this->fd,tb,this->sendq.length());
 255                 if (n_sent == -1)
 256                 {
 257                         this->SetWriteError(strerror(errno));
 258                 }
 259                 else
 260                 {
 261                         // advance the queue
 262                         tb += n_sent;
 263                         this->sendq = tb;
 264                         // update the user's stats counters
 265                         this->bytes_out += n_sent;
 266                         this->cmds_out++;
 267                 }
 268         }
 269 }
 270
 271 void userrec::SetWriteError(std::string error)
 272 {
 273         log(DEBUG,"Setting error string for %s to '%s'",this->nick,error.c_str());
 274         // don't try to set the error twice, its already set take the first string.
 275         if (this->WriteError == "")
 276                 this->WriteError = error;
 277 }
 278
 279 std::string userrec::GetWriteError()
 280 {
 281         return this->WriteError;
 282 }