]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_delayjoin.cpp
Add safety check for nonexistent server in receiving server origin privmsg (shouldnt...
[user/henk/code/inspircd.git] / src / modules / m_delayjoin.cpp
index b6fc00f2bfe601e06fc62fbe506fc06bfb51921d..bb96b461745f32e37368caba054096802cdd7523 100644 (file)
@@ -2,35 +2,48 @@
  *       | Inspire Internet Relay Chat Daemon |
  *       +------------------------------------+
  *
- *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
  * See: http://www.inspircd.org/wiki/index.php/Credits
  *
  * This program is free but copyrighted software; see
- *            the file COPYING for details.
+ *         the file COPYING for details.
  *
  * ---------------------------------------------------
  */
 
 #include "inspircd.h"
+#include <stdarg.h>
 
 /* $ModDesc: Allows for delay-join channels (+D) where users dont appear to join until they speak */
 
 class DelayJoinMode : public ModeHandler
 {
+       CUList empty;
+       Module* Creator;
  public:
-       DelayJoinMode(InspIRCd* Instance) : ModeHandler(Instance, 'D', 0, 0, false, MODETYPE_CHANNEL, false) { }
+       DelayJoinMode(InspIRCd* Instance, Module* Parent) : ModeHandler(Instance, 'D', 0, 0, false, MODETYPE_CHANNEL, false), Creator(Parent) { }
 
-       ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string &parameter, bool adding)
+       ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string &parameter, bool adding, bool)
        {
                if (channel->IsModeSet('D') != adding)
                {
                        if (IS_LOCAL(source) && (channel->GetStatus(source) < STATUS_OP))
                        {
-                               source->WriteServ("482 %s %s :Only channel operators may %sset channel mode +D", source->nick, channel->name, adding ? "" : "un");
+                               source->WriteNumeric(482, "%s %s :Only channel operators may %sset channel mode +D", source->nick, channel->name, adding ? "" : "un");
                                return MODEACTION_DENY;
                        }
                        else
                        {
+                               if (channel->IsModeSet('D'))
+                               {
+                                       /* Make all delayed join users visible, or if an op removes +D
+                                        * while users exist that havent spoken, they remain permenantly
+                                        * invisible on this channel!
+                                        */
+                                       CUList* names = channel->GetUsers();
+                                       for (CUListIter n = names->begin(); n != names->end(); ++n)
+                                               Creator->OnText(n->first, channel, TYPE_CHANNEL, "", 0, empty);
+                               }
                                channel->SetMode('D', adding);
                                return MODEACTION_ALLOW;
                        }
@@ -51,63 +64,41 @@ class ModuleDelayJoin : public Module
        ModuleDelayJoin(InspIRCd* Me)
                : Module(Me)
        {
-               djm = new DelayJoinMode(ServerInstance);
-               if (!ServerInstance->AddMode(djm))
+               djm = new DelayJoinMode(ServerInstance, this);
+               if (!ServerInstance->Modes->AddMode(djm))
                        throw ModuleException("Could not add new modes!");
+               Implementation eventlist[] = { I_OnUserJoin, I_OnUserPart, I_OnUserKick, I_OnUserQuit, I_OnNamesListItem, I_OnText };
+               ServerInstance->Modules->Attach(eventlist, this, 6);
        }
        
        virtual ~ModuleDelayJoin()
        {
                ServerInstance->Modes->DelMode(djm);
-               DELETE(djm);
-       }
-
-       Priority Prioritize()
-       {
-               /* To ensure that we get priority over namesx for names list generation on +u channels */
-               return (Priority)ServerInstance->Modules->PriorityBefore("m_namesx.so");
+               delete djm;
        }
 
        virtual Version GetVersion()
        {
-               return Version(1, 1, 0, 0, VF_COMMON | VF_VENDOR, API_VERSION);
+               return Version(1, 2, 0, 0, VF_COMMON | VF_VENDOR, API_VERSION);
        }
 
-       void Implements(char* List)
+       virtual void OnNamesListItem(User* issuer, User* user, Channel* channel, std::string &prefixes, std::string &nick)
        {
-               List[I_OnUserJoin] = List[I_OnUserPart] = List[I_OnUserKick] = List[I_OnUserQuit] = List[I_OnUserList] = 
-               List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = 1;
-       }
+               if (!channel->IsModeSet('D'))
+                       return;
 
-       virtual int OnUserList(User* user, Channel* Ptr, CUList* &nameslist)
-       {
-               if (!nameslist)
-                       return 0;
+               if (nick.empty())
+                       return;
 
-               /* For +D channels ... */
-               if (Ptr->IsModeSet('D'))
-               {
-                       /* Modify the names list, erasing users with the delay join metadata
-                        * for this channel (havent spoken yet)
-                        */
-                       ServerInstance->Log(DEBUG,"Iterate");
+               /* If the user is hidden by delayed join, hide them from the NAMES list */
+               std::string key("delayjoin_");
+               key.append(channel->name);
 
-                       for (CUListIter n = nameslist->begin(); n != nameslist->end(); ++n)
-                       {
-                               ServerInstance->Log(DEBUG,"Item");
-                               
-                               if (!n->first->GetExt("delayjoin_notspoken"))
-                                       nl.insert(*n);
-                       }
-
-                       ServerInstance->Log(DEBUG,"Done");
-                       nl[user] = user->nick;
-                       nameslist = &nl;
-               }
-               return 0;
+               if (user->GetExt(key))
+                       nick.clear();
        }
 
-       virtual void OnUserJoin(User* user, Channel* channel, bool &silent)
+       virtual void OnUserJoin(User* user, Channel* channel, bool sync, bool &silent)
        {
                if (channel->IsModeSet('D'))
                {
@@ -167,18 +158,26 @@ class ModuleDelayJoin : public Module
                }
        }
 
-       int OnUserPreMessage(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
+       void OnText(User* user, void* dest, int target_type, const std::string &text, char status, CUList &exempt_list)
        {
+               /* Server origin */
+               if (!user)
+                       return;
+
                if (target_type != TYPE_CHANNEL)
-                       return 0;
+                       return;
 
                Channel* channel = (Channel*) dest;
 
                if (!user->GetExt(std::string("delayjoin_")+channel->name))
-                       return 0;
+                       return;
 
                /* Display the join to everyone else (the user who joined got it earlier) */
-               channel->WriteAllExcept(user, false, 0, exempt_list, "JOIN %s", channel->name);
+               this->WriteCommonFrom(user, channel, "JOIN %s", channel->name);
+
+               std::string n = this->ServerInstance->Modes->ModeString(user, channel);
+               if (n.length() > 0)
+                       this->WriteCommonFrom(user, channel, "MODE %s +%s", channel->name, n.c_str());
 
                /* Shrink off the neccessary metadata for a specific channel */
                user->Shrink(std::string("delayjoin_")+channel->name);
@@ -188,17 +187,38 @@ class ModuleDelayJoin : public Module
                 */
                for (UCListIter f = user->chans.begin(); f != user->chans.end(); f++)
                        if (f->first->IsModeSet('D'))
-                               return 0;
+                               return;
 
                user->Shrink("delayjoin");
-
-               return 0;
        }
 
-       int OnUserPreNotice(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
+       void WriteCommonFrom(User *user, Channel* channel, const char* text, ...) CUSTOM_PRINTF(4, 5)
        {
-               return OnUserPreMessage(user, dest, target_type, text, status, exempt_list);
+               va_list argsPtr;
+               char textbuffer[MAXBUF];
+               char tb[MAXBUF];
+
+               va_start(argsPtr, text);
+               vsnprintf(textbuffer, MAXBUF, text, argsPtr);
+               va_end(argsPtr);
+               snprintf(tb,MAXBUF,":%s %s",user->GetFullHost(),textbuffer);
+
+               CUList *ulist = channel->GetUsers();
+
+               for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
+               {
+                       /* User doesnt get a JOIN sent to themselves */
+                       if (user == i->first)
+                               continue;
+
+                       /* Users with a visibility state that hides them dont appear */
+                       if (user->Visibility && !user->Visibility->VisibleTo(i->first))
+                               continue;
+
+                       i->first->Write(std::string(tb));
+               }
        }
+
 };
 
 MODULE_INIT(ModuleDelayJoin)