src/modules/m_shun.cpp

   1 #include <algorithm>
   2 #include <vector>
   3 #include <string>
   4 #include <sstream>
   5 #include "inspircd.h"
   6 #include "modules.h"
   7 #include "hashcomp.h"
   8 #include "configreader.h"
   9 #include "xline.h"
  10
  11 /* $ModDesc: Provides the /shun command, which stops a user executing all commands except PING and PONG. */
  12
  13 class Shun : public XLine
  14 {
  15 public:
  16         std::string matchtext;
  17
  18         Shun(InspIRCd* Instance, time_t s_time, long d, const char* src, const char* re, const char *shunmask) : XLine(Instance, s_time, d, src, re, "SHUN")
  19         {
  20                 this->matchtext = shunmask;
  21         }
  22
  23         ~Shun()
  24         {
  25         }
  26
  27         bool Matches(User *u)
  28         {
  29                 if (ServerInstance->MatchText(u->GetFullHost(), matchtext) || ServerInstance->MatchText(u->GetFullRealHost(), matchtext))
  30                         return true;
  31
  32                 return false;
  33         }
  34
  35         bool Matches(const std::string &s)
  36         {
  37                 if (matchtext == s)
  38                         return true;
  39                 return false;
  40         }
  41
  42         void Apply(User *u)
  43         {
  44                 // Application is done by the module.
  45         }
  46
  47
  48         void DisplayExpiry()
  49         {
  50                 ServerInstance->SNO->WriteToSnoMask('x',"Expiring timed shun %s (set by %s %ld seconds ago)", this->matchtext.c_str(), this->source, this->duration);
  51         }
  52
  53         const char* Displayable()
  54         {
  55                 return matchtext.c_str();
  56         }
  57 };
  58
  59 //typedef std::vector<Shun> shunlist;
  60
  61 class cmd_shun : public Command
  62 {
  63  private:
  64         InspIRCd *Srv;
  65
  66  public:
  67         cmd_shun(InspIRCd* Me) : Command(Me, "SHUN", "o", 1), Srv(Me)
  68         {
  69                 this->source = "m_shun.so";
  70         }
  71
  72         CmdResult Handle(const char* const*parameters, int pcnt, User *user)
  73         {
  74                 /* syntax: SHUN nick!user@host time :reason goes here */
  75                 /* 'time' is a human-readable timestring, like 2d3h2s. */
  76
  77                 if(pcnt == 1)
  78                 {
  79                         if (ServerInstance->XLines->DelLine(parameters[0], "S", user))
  80                         {
  81                                 ServerInstance->SNO->WriteToSnoMask('x',"%s Removed shun on %s.",user->nick,parameters[0]);
  82                         }
  83                         else
  84                         {
  85                                 // XXX todo implement stats
  86                                 user->WriteServ("NOTICE %s :*** Shun %s not found in list, try /stats s.",user->nick,parameters[0]);
  87                         }
  88
  89                         return CMD_SUCCESS;
  90                 }
  91                 else if (pcnt >= 2)
  92                 {
  93                         // Adding - XXX todo make this respect <insane> tag perhaps..
  94                         long duration = ServerInstance->Duration(parameters[1]);
  95                         Shun *r = NULL;
  96
  97                         try
  98                         {
  99                                 r = new Shun(ServerInstance, ServerInstance->Time(), duration, user->nick, parameters[2], parameters[0]);
 100                         }
 101                         catch (...)
 102                         {
 103                                 ; // Do nothing. If we get here, the regex was fucked up, and they already got told it fucked up.
 104                         }
 105
 106                         if (r)
 107                         {
 108                                 if (ServerInstance->XLines->AddLine(r, user))
 109                                 {
 110                                         if (!duration)
 111                                         {
 112                                                 ServerInstance->SNO->WriteToSnoMask('x',"%s added permanent shun for %s.", user->nick, parameters[0]);
 113                                         }
 114                                         else
 115                                         {
 116                                                 time_t c_requires_crap = duration + ServerInstance->Time();
 117                                                 ServerInstance->SNO->WriteToSnoMask('x', "%s added timed shun for %s, expires on %s", user->nick, parameters[0],
 118                                                 ServerInstance->TimeString(c_requires_crap).c_str());
 119                                         }
 120
 121                                         ServerInstance->XLines->ApplyLines();
 122                                 }
 123                                 else
 124                                 {
 125                                         delete r;
 126                                         user->WriteServ("NOTICE %s :*** Shun for %s already exists", user->nick, parameters[0]);
 127                                 }
 128                         }
 129                 }
 130
 131                 return CMD_FAILURE;
 132         }
 133 };
 134
 135 class ModuleShun : public Module
 136 {
 137         cmd_shun* mycommand;
 138
 139  public:
 140         ModuleShun(InspIRCd* Me) : Module(Me)
 141         {
 142                 mycommand = new cmd_shun(ServerInstance);
 143                 ServerInstance->AddCommand(mycommand);
 144         }
 145
 146         void Implements(char* List)
 147         {
 148                 List[I_OnPreCommand] = List[I_OnStats] = 1;
 149         }
 150
 151         virtual int OnStats(char symbol, User* user, string_list& out)
 152         {
 153                 // XXX write me
 154 //format << Srv->Config->ServerName << " 223 " << user->nick << " :" << iter->banmask << " " << iter->set_on << " " << iter->length << " " <<
 155 //iter->set_by << " " << iter->reason;
 156
 157                 return 0;
 158         }
 159
 160         virtual int OnPreCommand(const std::string &command, const char* const*parameters, int pcnt, User* user, bool validated, const std::string &original_line)
 161         {
 162                 if (user->registered != REG_ALL)
 163                         return 0;
 164
 165                 if((command != "PONG") && (command != "PING"))
 166                 {
 167                         // Don't let them issue cmd if they are shunned..
 168                         XLine *rl = ServerInstance->XLines->MatchesLine("S", user);
 169
 170                         if (rl)
 171                         {
 172                                 return 1;
 173                         }
 174                 }
 175
 176                 return 0;
 177         }
 178
 179         virtual ~ModuleShun()
 180         {
 181         }
 182
 183         virtual Version GetVersion()
 184         {
 185                 return Version(1,0,0,0,0,API_VERSION);
 186         }
 187 };
 188
 189 MODULE_INIT(ModuleShun)
 190