X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=include%2Fmodules.h;h=b36326b1b6b5b5874dfef96552852caa07cb9c49;hb=635cb9d65f6d7f6758ae8ed874da00c8d94b6e39;hp=d9d05a39603c2fa4245b9ebe01332c0fd7e4ad0e;hpb=bb4aa10ed82612624da45d0c9592ddf7f2f51ab5;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/include/modules.h b/include/modules.h index d9d05a396..b36326b1b 100644 --- a/include/modules.h +++ b/include/modules.h @@ -1,13 +1,20 @@ /* * InspIRCd -- Internet Relay Chat Daemon * + * Copyright (C) 2020 Matt Schatz + * Copyright (C) 2019 iwalkalone + * Copyright (C) 2013 Adam + * Copyright (C) 2012-2016, 2018 Attila Molnar + * Copyright (C) 2012-2013, 2017-2020 Sadie Powell + * Copyright (C) 2012 Robby * Copyright (C) 2009-2010 Daniel De Graaf - * Copyright (C) 2006-2007, 2009 Dennis Friis - * Copyright (C) 2003-2008 Craig Edwards + * Copyright (C) 2009 Uli Schlachter * Copyright (C) 2008 Thomas Stagner - * Copyright (C) 2007 Robin Burchell - * Copyright (C) 2006-2007 Oliver Lupton - * Copyright (C) 2003 randomdan + * Copyright (C) 2007-2009 Robin Burchell + * Copyright (C) 2007 Oliver Lupton + * Copyright (C) 2006-2007 Dennis Friis + * Copyright (C) 2006 John Brooks + * Copyright (C) 2003-2008, 2010 Craig Edwards * * This file is part of InspIRCd. InspIRCd is free software: you can * redistribute it and/or modify it under the terms of the GNU General Public @@ -25,109 +32,116 @@ #pragma once +#include "moduledefs.h" #include "dynamic.h" #include "base.h" #include "ctables.h" #include "inspsocket.h" -#include -#include -#include -#include "timer.h" #include "mode.h" -/** Used to define a set of behavior bits for a module - */ -enum ModuleFlags { - VF_NONE = 0, // module is not special at all - VF_VENDOR = 2, // module is a vendor module (came in the original tarball, not 3rd party) - VF_COMMON = 4, // module needs to be common on all servers in a network to link - VF_OPTCOMMON = 8, // module should be common on all servers for unsurprising behavior - VF_CORE = 16 // module is a core command, can be assumed loaded on all servers -}; +/** Used to specify the behaviour of a module. */ +enum ModuleFlags +{ + /** The module has no special attributes. */ + VF_NONE = 0, -/** Used to represent an event type, for user, channel or server - */ -enum TargetTypeFlags { - TYPE_USER = 1, - TYPE_CHANNEL, - TYPE_SERVER, - TYPE_OTHER -}; + /** The module is a coremod and can be assumed to be loaded on all servers. */ + VF_CORE = 1, -/** Used to represent wether a message was PRIVMSG or NOTICE - */ -enum MessageType { - MSG_PRIVMSG = 0, - MSG_NOTICE = 1 + /* The module is included with InspIRCd. */ + VF_VENDOR = 2, + + /** The module MUST be loaded on all servers on a network to link. */ + VF_COMMON = 4, + + /** The module SHOULD be loaded on all servers on a network for consistency. */ + VF_OPTCOMMON = 8 }; +/** The event was explicitly allowed. */ #define MOD_RES_ALLOW (ModResult(1)) + +/** The event was not explicitly allowed or denied. */ #define MOD_RES_PASSTHRU (ModResult(0)) + +/** The event was explicitly denied. */ #define MOD_RES_DENY (ModResult(-1)) -/** Used to represent an allow/deny module result. - * Not constructed as an enum because it reverses the value logic of some functions; - * the compiler will inline accesses to have the same efficiency as integer operations. - */ -struct ModResult { - int res; - ModResult() : res(0) {} - explicit ModResult(int r) : res(r) {} - inline bool operator==(const ModResult& r) const +/** Represents the result of a module event. */ +class ModResult +{ + private: + /** The underlying result value. */ + char result; + + public: + /** Creates a new instance of the ModResult class which defaults to MOD_RES_PASSTHRU. */ + ModResult() + : result(0) + { + } + + /** Creates a new instance of the ModResult class with the specified value. */ + explicit ModResult(char res) + : result(res) + { + } + + /** Determines whether this ModResult has.the same value as \p res */ + inline bool operator==(const ModResult& res) const { - return res == r.res; + return result == res.result; } - inline bool operator!=(const ModResult& r) const + + /** Determines whether this ModResult has.a different value to \p res */ + inline bool operator!=(const ModResult& res) const { - return res != r.res; + return result != res.result; } + + /** Determines whether a non-MOD_RES_PASSTHRU result has been set. */ inline bool operator!() const { - return !res; + return !result; } + + /** Checks whether the result is an MOD_RES_ALLOW or MOD_RES_PASSTHRU when the default is to allow. */ inline bool check(bool def) const { - return (res == 1 || (res == 0 && def)); + return (result == 1 || (result == 0 && def)); } - /** - * Merges two results, preferring ALLOW to DENY - */ - inline ModResult operator+(const ModResult& r) const + + /* Merges two results preferring MOD_RES_ALLOW to MOD_RES_DENY. */ + inline ModResult operator+(const ModResult& res) const { - if (res == r.res || r.res == 0) + // If the results are identical or the other result is MOD_RES_PASSTHRU + // then return this result. + if (result == res.result || res.result == 0) return *this; - if (res == 0) - return r; - // they are different, and neither is passthru + + // If this result is MOD_RES_PASSTHRU then return the other result. + if (result == 0) + return res; + + // Otherwise, they are different, and neither is MOD_RES_PASSTHRU. return MOD_RES_ALLOW; } }; -/** InspIRCd major version. - * 1.2 -> 102; 2.1 -> 201; 2.12 -> 212 - */ -#define INSPIRCD_VERSION_MAJ 202 -/** InspIRCd API version. - * If you change any API elements, increment this value. This counter should be - * reset whenever the major version is changed. Modules can use these two values - * and numerical comparisons in preprocessor macros if they wish to support - * multiple versions of InspIRCd in one file. - */ -#define INSPIRCD_VERSION_API 1 - /** * This #define allows us to call a method in all * loaded modules in a readable simple way, e.g.: * 'FOREACH_MOD(OnConnect,(user));' */ #define FOREACH_MOD(y,x) do { \ - const IntModuleList& _handlers = ServerInstance->Modules->EventHandlers[I_ ## y]; \ - for (IntModuleList::const_reverse_iterator _i = _handlers.rbegin(), _next; _i != _handlers.rend(); _i = _next) \ + const Module::List& _handlers = ServerInstance->Modules->EventHandlers[I_ ## y]; \ + for (Module::List::const_reverse_iterator _i = _handlers.rbegin(), _next; _i != _handlers.rend(); _i = _next) \ { \ _next = _i+1; \ try \ { \ - (*_i)->y x ; \ + if (!(*_i)->dying) \ + (*_i)->y x ; \ } \ catch (CoreException& modexcept) \ { \ @@ -144,13 +158,14 @@ struct ModResult { */ #define DO_EACH_HOOK(n,v,args) \ do { \ - const IntModuleList& _handlers = ServerInstance->Modules->EventHandlers[I_ ## n]; \ - for (IntModuleList::const_reverse_iterator _i = _handlers.rbegin(), _next; _i != _handlers.rend(); _i = _next) \ + const Module::List& _handlers = ServerInstance->Modules->EventHandlers[I_ ## n]; \ + for (Module::List::const_reverse_iterator _i = _handlers.rbegin(), _next; _i != _handlers.rend(); _i = _next) \ { \ _next = _i+1; \ try \ { \ - v = (*_i)->n args; + if (!(*_i)->dying) \ + v = (*_i)->n args; #define WHILE_EACH_HOOK(n) \ } \ @@ -199,7 +214,7 @@ class CoreExport Version /** Simple module version */ Version(const std::string &desc, int flags = VF_NONE); - /** Complex version information, including linking compatability data */ + /** Complex version information, including linking compatibility data */ Version(const std::string &desc, int flags, const std::string& linkdata); }; @@ -218,29 +233,85 @@ enum Priority { PRIORITY_FIRST, PRIORITY_LAST, PRIORITY_BEFORE, PRIORITY_AFTER } */ enum Implementation { - I_OnUserConnect, I_OnUserQuit, I_OnUserDisconnect, I_OnUserJoin, I_OnUserPart, - I_OnSendSnotice, I_OnUserPreJoin, I_OnUserPreKick, I_OnUserKick, I_OnOper, I_OnInfo, - I_OnUserPreInvite, I_OnUserInvite, I_OnUserPreMessage, I_OnUserPreNick, - I_OnUserMessage, I_OnMode, I_OnSyncUser, - I_OnSyncChannel, I_OnDecodeMetaData, I_OnAcceptConnection, I_OnUserInit, - I_OnChangeHost, I_OnChangeName, I_OnAddLine, I_OnDelLine, I_OnExpireLine, - I_OnUserPostNick, I_OnPreMode, I_On005Numeric, I_OnKill, I_OnLoadModule, - I_OnUnloadModule, I_OnBackgroundTimer, I_OnPreCommand, I_OnCheckReady, I_OnCheckInvite, - I_OnRawMode, I_OnCheckKey, I_OnCheckLimit, I_OnCheckBan, I_OnCheckChannelBan, I_OnExtBanCheck, - I_OnStats, I_OnChangeLocalUserHost, I_OnPreTopicChange, - I_OnPostTopicChange, I_OnPostConnect, - I_OnChangeLocalUserGECOS, I_OnUserRegister, I_OnChannelPreDelete, I_OnChannelDelete, - I_OnPostOper, I_OnSyncNetwork, I_OnSetAway, I_OnPostCommand, I_OnPostJoin, - I_OnBuildNeighborList, I_OnGarbageCollect, I_OnSetConnectClass, - I_OnText, I_OnPassCompare, I_OnNamesListItem, I_OnNumeric, - I_OnPreRehash, I_OnModuleRehash, I_OnSendWhoLine, I_OnChangeIdent, I_OnSetUserIP, + I_On005Numeric, + I_OnAcceptConnection, + I_OnAddLine, + I_OnBackgroundTimer, + I_OnBuildNeighborList, + I_OnChangeHost, + I_OnChangeRealHost, + I_OnChangeIdent, + I_OnChangeRealName, + I_OnChannelDelete, + I_OnChannelPreDelete, + I_OnCheckBan, + I_OnCheckChannelBan, + I_OnCheckInvite, + I_OnCheckKey, + I_OnCheckLimit, + I_OnCheckReady, + I_OnCommandBlocked, + I_OnConnectionFail, + I_OnDecodeMetaData, + I_OnDelLine, + I_OnExpireLine, + I_OnExtBanCheck, + I_OnGarbageCollect, + I_OnKill, + I_OnLoadModule, + I_OnMode, + I_OnModuleRehash, + I_OnNumeric, + I_OnOper, + I_OnPassCompare, + I_OnPostCommand, + I_OnPostConnect, + I_OnPostDeoper, + I_OnPostJoin, + I_OnPostOper, + I_OnPostTopicChange, + I_OnPreChangeHost, + I_OnPreChangeRealName, + I_OnPreCommand, + I_OnPreMode, + I_OnPreRehash, + I_OnPreTopicChange, + I_OnRawMode, + I_OnSendSnotice, + I_OnServiceAdd, + I_OnServiceDel, + I_OnSetConnectClass, + I_OnSetUserIP, + I_OnShutdown, + I_OnUnloadModule, + I_OnUserConnect, + I_OnUserDisconnect, + I_OnUserInit, + I_OnUserInvite, + I_OnUserJoin, + I_OnUserKick, + I_OnUserMessage, + I_OnUserMessageBlocked, + I_OnUserPart, + I_OnUserPostInit, + I_OnUserPostMessage, + I_OnUserPostNick, + I_OnUserPreInvite, + I_OnUserPreJoin, + I_OnUserPreKick, + I_OnUserPreMessage, + I_OnUserPreNick, + I_OnUserPreQuit, + I_OnUserQuit, + I_OnUserRegister, + I_OnUserWrite, I_END }; /** Base class for all InspIRCd modules * This class is the base class for InspIRCd modules. All modules must inherit from this class, * its methods will be called when irc server events occur. class inherited from module must be - * instantiated by the ModuleFactory class (see relevent section) for the module to be initialised. + * instantiated by the ModuleFactory class (see relevant section) for the module to be initialised. */ class CoreExport Module : public classbase, public usecountbase { @@ -250,9 +321,13 @@ class CoreExport Module : public classbase, public usecountbase void DetachEvent(Implementation i); public: + /** A list of modules. */ + typedef std::vector List; + /** File that this module was loaded from */ std::string ModuleSourceFile; + /** Reference to the dlopen() value */ DLLManager* ModuleDLLManager; @@ -271,21 +346,20 @@ class CoreExport Module : public classbase, public usecountbase /** Module setup * \exception ModuleException Throwing this class, or any class derived from ModuleException, causes loading of the module to abort. */ - virtual void init() {} + virtual void init() { } /** Clean up prior to destruction * If you override, you must call this AFTER your module's cleanup */ - virtual CullResult cull() CXX11_OVERRIDE; + CullResult cull() CXX11_OVERRIDE; /** Default destructor. * destroys a module class */ virtual ~Module(); - virtual void Prioritize() - { - } + /** Called when the hooks provided by a module need to be prioritised. */ + virtual void Prioritize() { } /** This method is called when you should reload module specific configuration: * on boot, on a /REHASH and on module load. @@ -306,6 +380,16 @@ class CoreExport Module : public classbase, public usecountbase */ virtual void OnUserConnect(LocalUser* user); + /** Called when before a user quits. + * The details of the exiting user are available to you in the parameter User *user + * This event is only called when the user is fully registered when they quit. To catch + * raw disconnections, use the OnUserDisconnect method. + * @param user The user who is quitting + * @param message The user's quit message (as seen by non-opers) + * @param oper_message The user's quit message (as seen by opers) + */ + virtual ModResult OnUserPreQuit(LocalUser* user, std::string& message, std::string& oper_message); + /** Called when a user quits. * The details of the exiting user are available to you in the parameter User *user * This event is only called when the user is fully registered when they quit. To catch @@ -376,7 +460,7 @@ class CoreExport Module : public classbase, public usecountbase /** Called on rehash. * This method is called when a user initiates a module-specific rehash. This can be used to do - * expensive operations (such as reloading SSL certificates) that are not executed on a normal + * expensive operations (such as reloading TLS (SSL) certificates) that are not executed on a normal * rehash for efficiency. A rehash of this type does not reload the core configuration. * * @param user The user performing the rehash. @@ -446,7 +530,7 @@ class CoreExport Module : public classbase, public usecountbase /** Called after a user opers locally. * This is identical to Module::OnOper(), except it is called after OnOper so that other modules - * can be gauranteed to already have processed the oper-up, for example m_spanningtree has sent + * can be guaranteed to already have processed the oper-up, for example m_spanningtree has sent * out the OPERTYPE, etc. * @param user The user who is opering up * @param opername The name of the oper that the user is opering up to. Only valid locally. Empty string otherwise. @@ -454,17 +538,10 @@ class CoreExport Module : public classbase, public usecountbase */ virtual void OnPostOper(User* user, const std::string &opername, const std::string &opertype); - /** Called whenever a user types /INFO. - * The User will contain the information of the user who typed the command. Modules may use this - * method to output their own credits in /INFO (which is the ircd's version of an about box). - * It is purposefully not possible to modify any info that has already been output, or halt the list. - * You must write a 371 numeric to the user, containing your info in the following format: - * - * <nick> :information here - * - * @param user The user issuing /INFO + /** Called after a user deopers locally. + * @param user The user who has deopered. */ - virtual void OnInfo(User* user); + virtual void OnPostDeoper(User* user); /** Called whenever a user is about to invite another user into a channel, before any processing is done. * Returning 1 from this function stops the process immediately, causing no @@ -479,7 +556,7 @@ class CoreExport Module : public classbase, public usecountbase virtual ModResult OnUserPreInvite(User* source,User* dest,Channel* channel, time_t timeout); /** Called after a user has been successfully invited to a channel. - * You cannot prevent the invite from occuring using this function, to do that, + * You cannot prevent the invite from occurring using this function, to do that, * use OnUserPreInvite instead. * @param source The user who is issuing the INVITE * @param dest The user being invited @@ -490,24 +567,16 @@ class CoreExport Module : public classbase, public usecountbase */ virtual void OnUserInvite(User* source, User* dest, Channel* channel, time_t timeout, unsigned int notifyrank, CUList& notifyexcepts); - /** Called whenever a user is about to PRIVMSG A user or a channel, before any processing is done. - * Returning any nonzero value from this function stops the process immediately, causing no - * output to be sent to the user by the core. If you do this you must produce your own numerics, - * notices etc. This is useful for modules which may want to filter or redirect messages. - * target_type can be one of TYPE_USER or TYPE_CHANNEL. If the target_type value is a user, - * you must cast dest to a User* otherwise you must cast it to a Channel*, this is the details - * of where the message is destined to be sent. - * @param user The user sending the message - * @param dest The target of the message (Channel* or User*) - * @param target_type The type of target (TYPE_USER or TYPE_CHANNEL) - * @param text Changeable text being sent by the user - * @param status The status being used, e.g. PRIVMSG @#chan has status== '@', 0 to send to everyone. - * @param exempt_list A list of users not to send to. For channel messages, this will usually contain just the sender. - * It will be ignored for private messages. - * @param msgtype The message type, MSG_PRIVMSG for PRIVMSGs, MSG_NOTICE for NOTICEs - * @return 1 to deny the message, 0 to allow it - */ - virtual ModResult OnUserPreMessage(User* user,void* dest,int target_type, std::string &text,char status, CUList &exempt_list, MessageType msgtype); + /** Called before a user sends a message to a channel, a user, or a server glob mask. + * @param user The user sending the message. + * @param target The target of the message. This can either be a channel, a user, or a server + * glob mask. + * @param details Details about the message such as the message text and type. See the + * MessageDetails class for more information. + * @return MOD_RES_ALLOW to explicitly allow the message, MOD_RES_DENY to explicitly deny the + * message, or MOD_RES_PASSTHRU to let another module handle the event. + */ + virtual ModResult OnUserPreMessage(User* user, const MessageTarget& target, MessageDetails& details); /** Called when sending a message to all "neighbors" of a given user - * that is, all users that share a common channel. This is used in @@ -529,33 +598,32 @@ class CoreExport Module : public classbase, public usecountbase */ virtual ModResult OnUserPreNick(LocalUser* user, const std::string& newnick); - /** Called after any PRIVMSG sent from a user. - * The dest variable contains a User* if target_type is TYPE_USER and a Channel* - * if target_type is TYPE_CHANNEL. - * @param user The user sending the message - * @param dest The target of the message - * @param target_type The type of target (TYPE_USER or TYPE_CHANNEL) - * @param text the text being sent by the user - * @param status The status being used, e.g. PRIVMSG @#chan has status== '@', 0 to send to everyone. - * @param exempt_list A list of users to not send to. - * @param msgtype The message type, MSG_PRIVMSG for PRIVMSGs, MSG_NOTICE for NOTICEs - */ - virtual void OnUserMessage(User* user, void* dest, int target_type, const std::string &text, char status, const CUList &exempt_list, MessageType msgtype); - - /** Called immediately before any NOTICE or PRIVMSG sent from a user, local or remote. - * The dest variable contains a User* if target_type is TYPE_USER and a Channel* - * if target_type is TYPE_CHANNEL. - * The difference between this event and OnUserPreMessage is that delivery is gauranteed, - * the message has already been vetted. In the case of the other two methods, a later module may stop your - * message. This also differs from OnUserMessage which occurs AFTER the message has been sent. - * @param user The user sending the message - * @param dest The target of the message - * @param target_type The type of target (TYPE_USER or TYPE_CHANNEL) - * @param text the text being sent by the user - * @param status The status being used, e.g. NOTICE @#chan has status== '@', 0 to send to everyone. - * @param exempt_list A list of users not to send to. For channel messages, this will usually contain just the sender. - */ - virtual void OnText(User* user, void* dest, int target_type, const std::string &text, char status, CUList &exempt_list); + /** Called immediately after a user sends a message to a channel, a user, or a server glob mask. + * @param user The user sending the message. + * @param target The target of the message. This can either be a channel, a user, or a server + * glob mask. + * @param details Details about the message such as the message text and type. See the + * MessageDetails class for more information. + */ + virtual void OnUserPostMessage(User* user, const MessageTarget& target, const MessageDetails& details); + + /** Called immediately before a user sends a message to a channel, a user, or a server glob mask. + * @param user The user sending the message. + * @param target The target of the message. This can either be a channel, a user, or a server + * glob mask. + * @param details Details about the message such as the message text and type. See the + * MessageDetails class for more information. + */ + virtual void OnUserMessage(User* user, const MessageTarget& target, const MessageDetails& details); + + /** Called when a message sent by a user to a channel, a user, or a server glob mask is blocked. + * @param user The user sending the message. + * @param target The target of the message. This can either be a channel, a user, or a server + * glob mask. + * @param details Details about the message such as the message text and type. See the + * MessageDetails class for more information. + */ + virtual void OnUserMessageBlocked(User* user, const MessageTarget& target, const MessageDetails& details); /** Called after every MODE command sent from a user * Either the usertarget or the chantarget variable contains the target of the modes, @@ -567,44 +635,14 @@ class CoreExport Module : public classbase, public usecountbase * @param changelist The changed modes. * @param processflags Flags passed to ModeParser::Process(), see ModeParser::ModeProcessFlags * for the possible flags. - * @param output_mode Changed modes, including '+' and '-' characters, not including any parameters - */ - virtual void OnMode(User* user, User* usertarget, Channel* chantarget, const Modes::ChangeList& changelist, ModeParser::ModeProcessFlag processflags, const std::string& output_mode); - - /** Allows modules to synchronize data which relates to users during a netburst. - * When this function is called, it will be called from the module which implements - * the linking protocol. This currently is m_spanningtree.so. - * This function will be called for every user visible on your side - * of the burst, allowing you to for example set modes, etc. - * @param user The user being syncronized - * @param server The target of the burst */ - virtual void OnSyncUser(User* user, ProtocolServer& server); - - /** Allows modules to synchronize data which relates to channels during a netburst. - * When this function is called, it will be called from the module which implements - * the linking protocol. This currently is m_spanningtree.so. - * This function will be called for every channel visible on your side of the burst, - * allowing you to for example set modes, etc. - * - * @param chan The channel being syncronized - * @param server The target of the burst - */ - virtual void OnSyncChannel(Channel* chan, ProtocolServer& server); - - /** Allows modules to syncronize metadata not related to users or channels, over the network during a netburst. - * When the linking module has finished sending all data it wanted to send during a netburst, then - * this method is called. You should use the SendMetaData() function after you've - * correctly decided how the data should be represented, to send the data. - * @param server The target of the burst - */ - virtual void OnSyncNetwork(ProtocolServer& server); + virtual void OnMode(User* user, User* usertarget, Channel* chantarget, const Modes::ChangeList& changelist, ModeParser::ModeProcessFlag processflags); /** Allows module data, sent via ProtoSendMetaData, to be decoded again by a receiving module. * Please see src/modules/m_swhois.cpp for a working example of how to use this method call. * @param target The Channel* or User* that data should be added to * @param extname The extension name which is being sent - * @param extdata The extension data, encoded at the other end by an identical module through OnSyncChannelMetaData or OnSyncUserMetaData + * @param extdata The extension data, encoded at the other end by an identical module */ virtual void OnDecodeMetaData(Extensible* target, const std::string &extname, const std::string &extdata); @@ -615,12 +653,19 @@ class CoreExport Module : public classbase, public usecountbase */ virtual void OnChangeHost(User* user, const std::string &newhost); - /** Called whenever a user's GECOS (realname) is changed. + /** Called whenever a user's real hostname is changed. + * This event triggers after the host has been set. + * @param user The user whos host is being changed + * @param newhost The new hostname being set + */ + virtual void OnChangeRealHost(User* user, const std::string& newhost); + + /** Called whenever a user's real name is changed. * This event triggers after the name has been set. - * @param user The user who's GECOS is being changed - * @param gecos The new GECOS being set on the user + * @param user The user who's real name is being changed + * @param real The new real name being set on the user */ - virtual void OnChangeName(User* user, const std::string &gecos); + virtual void OnChangeRealName(User* user, const std::string& real); /** Called whenever a user's IDENT is changed. * This event triggers after the name has been set. @@ -649,16 +694,15 @@ class CoreExport Module : public classbase, public usecountbase */ virtual void OnExpireLine(XLine *line); - /** Called before your module is unloaded to clean up Extensibles. - * This method is called once for every user and channel on the network, - * so that when your module unloads it may clear up any remaining data - * in the form of Extensibles added using Extensible::Extend(). - * If the target_type variable is TYPE_USER, then void* item refers to - * a User*, otherwise it refers to a Channel*. - * @param target_type The type of item being cleaned - * @param item A pointer to the item's class + /** Called before the module is unloaded to clean up extensibles. + * This method is called once for every channel, membership, and user. + * so that you can clear up any data relating to the specified extensible. + * @param type The type of extensible being cleaned up. If this is EXT_CHANNEL + * then item is a Channel*, EXT_MEMBERSHIP then item is a Membership*, + * and EXT_USER then item is a User*. + * @param item A pointer to the extensible which is being cleaned up. */ - virtual void OnCleanup(int target_type, void* item); + virtual void OnCleanup(ExtensionItem::ExtensibleType type, Extensible* item); /** Called after any nickchange, local or remote. This can be used to track users after nickchanges * have been applied. Please note that although you can see remote nickchanges through this function, you should @@ -686,7 +730,7 @@ class CoreExport Module : public classbase, public usecountbase /** Called when a 005 numeric is about to be output. * The module should modify the 005 numeric if needed to indicate its features. - * @param tokens The 005 map to be modified if neccessary. + * @param tokens The 005 map to be modified if necessary. */ virtual void On005Numeric(std::map& tokens); @@ -712,7 +756,7 @@ class CoreExport Module : public classbase, public usecountbase * for example loaded "m_killwidgets.so" with "m_makewidgets.so". It is highly * recommended that modules do *NOT* bail if they cannot satisfy dependencies, * but instead operate under reduced functionality, unless the dependency is - * absolutely neccessary (e.g. a module that extends the features of another + * absolutely necessary (e.g. a module that extends the features of another * module). * @param mod A pointer to the new module */ @@ -725,7 +769,7 @@ class CoreExport Module : public classbase, public usecountbase * for example loaded "m_killwidgets.so" with "m_makewidgets.so". It is highly * recommended that modules do *NOT* bail if they cannot satisfy dependencies, * but instead operate under reduced functionality, unless the dependency is - * absolutely neccessary (e.g. a module that extends the features of another + * absolutely necessary (e.g. a module that extends the features of another * module). * @param mod Pointer to the module being unloaded (still valid) */ @@ -733,18 +777,18 @@ class CoreExport Module : public classbase, public usecountbase /** Called once every five seconds for background processing. * This timer can be used to control timed features. Its period is not accurate - * enough to be used as a clock, but it is gauranteed to be called at least once in + * enough to be used as a clock, but it is guaranteed to be called at least once in * any five second period, directly from the main loop of the server. * @param curtime The current timer derived from time(2) */ virtual void OnBackgroundTimer(time_t curtime); /** Called whenever any command is about to be executed. - * This event occurs for all registered commands, wether they are registered in the core, + * This event occurs for all registered commands, whether they are registered in the core, * or another module, and for invalid commands. Invalid commands may only be sent to this * function when the value of validated is false. By returning 1 from this method you may prevent the * command being executed. If you do this, no output is created by the core, and it is - * down to your module to produce any output neccessary. + * down to your module to produce any output necessary. * Note that unless you return 1, you should not destroy any structures (e.g. by using * InspIRCd::QuitUser) otherwise when the command's handler function executes after your * method returns, it will be passed an invalid pointer to the user object and crash!) @@ -753,13 +797,12 @@ class CoreExport Module : public classbase, public usecountbase * @param user the user issuing the command * @param validated True if the command has passed all checks, e.g. it is recognised, has enough parameters, the user has permission to execute it, etc. * You should only change the parameter list and command string if validated == false (e.g. before the command lookup occurs). - * @param original_line The entire original line as passed to the parser from the user * @return 1 to block the command, 0 to allow */ - virtual ModResult OnPreCommand(std::string &command, std::vector& parameters, LocalUser *user, bool validated, const std::string &original_line); + virtual ModResult OnPreCommand(std::string& command, CommandBase::Params& parameters, LocalUser* user, bool validated); /** Called after any command has been executed. - * This event occurs for all registered commands, wether they are registered in the core, + * This event occurs for all registered commands, whether they are registered in the core, * or another module, but it will not occur for invalid commands (e.g. ones which do not * exist within the command table). The result code returned by the command handler is * provided. @@ -767,15 +810,31 @@ class CoreExport Module : public classbase, public usecountbase * @param parameters An array of array of characters containing the parameters for the command * @param user the user issuing the command * @param result The return code given by the command handler, one of CMD_SUCCESS or CMD_FAILURE - * @param original_line The entire original line as passed to the parser from the user + * @param loop Whether the command is being called from LoopCall or directly. */ - virtual void OnPostCommand(Command* command, const std::vector& parameters, LocalUser* user, CmdResult result, const std::string& original_line); + virtual void OnPostCommand(Command* command, const CommandBase::Params& parameters, LocalUser* user, CmdResult result, bool loop); - /** Called when a user is first connecting, prior to starting DNS lookups, checking initial - * connect class, or accepting any commands. + /** Called when a command was blocked before it could be executed. + * @param command The command being executed. + * @param parameters The parameters for the command. + * @param user The user issuing the command. + */ + virtual void OnCommandBlocked(const std::string& command, const CommandBase::Params& parameters, LocalUser* user); + + /** Called after a user object is initialised and added to the user list. + * When this is called the user has not had their I/O hooks checked or had their initial + * connect class assigned and may not yet have a serialiser. You probably want to use + * the OnUserPostInit or OnUserSetIP hooks instead of this one. + * @param user The connecting user. */ virtual void OnUserInit(LocalUser* user); + /** Called after a user object has had their I/O hooks checked, their initial connection + * class assigned, and had a serialiser set. + * @param user The connecting user. + */ + virtual void OnUserPostInit(LocalUser* user); + /** Called to check if a user who is connecting can now be allowed to register * If any modules return false for this function, the user is held in the waiting * state until all modules return true. For example a module which implements ident @@ -800,7 +859,7 @@ class CoreExport Module : public classbase, public usecountbase virtual ModResult OnUserRegister(LocalUser* user); /** Called whenever a user joins a channel, to determine if invite checks should go ahead or not. - * This method will always be called for each join, wether or not the channel is actually +i, and + * This method will always be called for each join, whether or not the channel is actually +i, and * determines the outcome of an if statement around the whole section of invite checking code. * return 1 to explicitly allow the join to go ahead or 0 to ignore the event. * @param user The user joining the channel @@ -823,7 +882,7 @@ class CoreExport Module : public classbase, public usecountbase virtual ModResult OnRawMode(User* user, Channel* chan, ModeHandler* mh, const std::string& param, bool adding); /** Called whenever a user joins a channel, to determine if key checks should go ahead or not. - * This method will always be called for each join, wether or not the channel is actually +k, and + * This method will always be called for each join, whether or not the channel is actually +k, and * determines the outcome of an if statement around the whole section of key checking code. * if the user specified no key, the keygiven string will be a valid but empty value. * return 1 to explicitly allow the join to go ahead or 0 to ignore the event. @@ -835,7 +894,7 @@ class CoreExport Module : public classbase, public usecountbase virtual ModResult OnCheckKey(User* user, Channel* chan, const std::string &keygiven); /** Called whenever a user joins a channel, to determine if channel limit checks should go ahead or not. - * This method will always be called for each join, wether or not the channel is actually +l, and + * This method will always be called for each join, whether or not the channel is actually +l, and * determines the outcome of an if statement around the whole section of channel limit checking code. * return 1 to explicitly allow the join to go ahead or 0 to ignore the event. * @param user The user joining the channel @@ -869,28 +928,21 @@ class CoreExport Module : public classbase, public usecountbase */ virtual ModResult OnExtBanCheck(User* user, Channel* chan, char type); - /** Called on all /STATS commands - * This method is triggered for all /STATS use, including stats symbols handled by the core. - * @param stats Context of the /STATS request, contains requesting user, list of answer rows etc. - * @return 1 to block the /STATS from being processed by the core, 0 to allow it - */ - virtual ModResult OnStats(Stats::Context& stats); - /** Called whenever a change of a local users displayed host is attempted. * Return 1 to deny the host change, or 0 to allow it. * @param user The user whos host will be changed * @param newhost The new hostname * @return 1 to deny the host change, 0 to allow */ - virtual ModResult OnChangeLocalUserHost(LocalUser* user, const std::string &newhost); + virtual ModResult OnPreChangeHost(LocalUser* user, const std::string &newhost); - /** Called whenever a change of a local users GECOS (fullname field) is attempted. - * return 1 to deny the name change, or 0 to allow it. - * @param user The user whos GECOS will be changed - * @param newhost The new GECOS - * @return 1 to deny the GECOS change, 0 to allow + /** Called whenever a change of a local users real name is attempted. + * return MOD_RES_DENY to deny the name change, or MOD_RES_ALLOW to allow it. + * @param user The user whos real name will be changed + * @param newhost The new real name. + * @return MOD_RES_DENY to deny the real name change, MOD_RES_ALLOW to allow */ - virtual ModResult OnChangeLocalUserGECOS(LocalUser* user, const std::string &newhost); + virtual ModResult OnPreChangeRealName(LocalUser* user, const std::string &newhost); /** Called before a topic is changed. * Return 1 to deny the topic change, 0 to check details on the change, -1 to let it through with no checks @@ -939,16 +991,6 @@ class CoreExport Module : public classbase, public usecountbase */ virtual ModResult OnAcceptConnection(int fd, ListenSocket* sock, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server); - /** Called whenever a user sets away or returns from being away. - * The away message is available as a parameter, but should not be modified. - * At this stage, it has already been copied into the user record. - * If awaymsg is empty, the user is returning from away. - * @param user The user setting away - * @param awaymsg The away message of the user, or empty if returning from away - * @return nonzero if the away message should be blocked - should ONLY be nonzero for LOCAL users (IS_LOCAL) (no output is returned by core) - */ - virtual ModResult OnSetAway(User* user, const std::string &awaymsg); - /** Called at intervals for modules to garbage-collect any hashes etc. * Certain data types such as hash_map 'leak' buckets, which must be * tidied up and freed by copying into a new item every so often. This @@ -962,47 +1004,45 @@ class CoreExport Module : public classbase, public usecountbase */ virtual ModResult OnSetConnectClass(LocalUser* user, ConnectClass* myclass); -#ifdef INSPIRCD_ENABLE_TESTSUITE - /** Add test suite hooks here. These are used for testing functionality of a module - * via the --testsuite debugging parameter. + virtual ModResult OnNumeric(User* user, const Numeric::Numeric& numeric); + + /** Called whenever a local user's IP is set for the first time, or when a local user's IP changes due to + * a module like m_cgiirc changing it. + * @param user The user whose IP is being set */ - virtual void OnRunTestSuite(); -#endif + virtual void OnSetUserIP(LocalUser* user); - /** Called for every item in a NAMES list, so that modules may reformat portions of it as they see fit. - * For example NAMESX, channel mode +u and +I, and UHNAMES. - * @param issuer The user who is going to receive the NAMES list being built - * @param item The channel member being considered for inclusion - * @param prefixes The prefix character(s) to display, initially set to the prefix char of the most powerful - * prefix mode the member has, can be changed - * @param nick The nick to display, initially set to the member's nick, can be changed - * @return Return MOD_RES_PASSTHRU to allow the member to be displayed, MOD_RES_DENY to cause them to be - * excluded from this NAMES list + /** Called whenever a ServiceProvider is registered. + * @param service ServiceProvider being registered. */ - virtual ModResult OnNamesListItem(User* issuer, Membership* item, std::string& prefixes, std::string& nick); + virtual void OnServiceAdd(ServiceProvider& service); - virtual ModResult OnNumeric(User* user, const Numeric::Numeric& numeric); + /** Called whenever a ServiceProvider is unregistered. + * @param service ServiceProvider being unregistered. + */ + virtual void OnServiceDel(ServiceProvider& service); - /** Called whenever a result from /WHO is about to be returned - * @param source The user running the /WHO query - * @param params The parameters to the /WHO query - * @param user The user that this line of the query is about - * @param memb The member shown in this line, NULL if no channel is in this line - * @param numeric Numeric to send; modifiable. - * @param Return MOD_RES_PASSTHRU to allow the line to be displayed, MOD_RES_DENY to hide it + /** Called whenever a message is about to be written to a user. + * @param user The user who is having a message sent to them. + * @param msg The message which is being written to the user. + * @return MOD_RES_ALLOW to explicitly allow the message to be sent, MOD_RES_DENY to explicitly + * deny the message from being sent, or MOD_RES_PASSTHRU to let another module handle the event. */ - virtual ModResult OnSendWhoLine(User* source, const std::vector& params, User* user, Membership* memb, Numeric::Numeric& numeric); + virtual ModResult OnUserWrite(LocalUser* user, ClientProtocol::Message& msg); - /** Called whenever a local user's IP is set for the first time, or when a local user's IP changes due to - * a module like m_cgiirc changing it. - * @param user The user whose IP is being set + /** Called when a user connection has been unexpectedly disconnected. + * @param user The user who has been unexpectedly disconnected. + * @param error The type of error which caused this connection failure. + * @return MOD_RES_ALLOW to explicitly retain the user as a zombie, MOD_RES_DENY to explicitly + * disconnect the user, or MOD_RES_PASSTHRU to let another module handle the event. */ - virtual void OnSetUserIP(LocalUser* user); -}; + virtual ModResult OnConnectionFail(LocalUser* user, BufferedSocketError error); -/** A list of modules - */ -typedef std::vector IntModuleList; + /** Called before a server shuts down. + * @param reason The reason the server is shutting down. + */ + virtual void OnShutdown(const std::string& reason); +}; /** ModuleManager takes care of all things module-related * in the core. @@ -1010,6 +1050,7 @@ typedef std::vector IntModuleList; class CoreExport ModuleManager : public fakederef { public: + typedef std::multimap DataProviderMap; typedef std::vector ServiceList; private: @@ -1028,7 +1069,7 @@ class CoreExport ModuleManager : public fakederef PRIO_STATE_LAST } prioritizationState; - /** Loads all core modules (cmd_*) + /** Loads all core modules (core_*) */ void LoadCoreModules(std::map& servicemap); @@ -1049,10 +1090,10 @@ class CoreExport ModuleManager : public fakederef /** Event handler hooks. * This needs to be public to be used by FOREACH_MOD and friends. */ - IntModuleList EventHandlers[I_END]; + Module::List EventHandlers[I_END]; /** List of data services keyed by name */ - std::multimap DataProviders; + DataProviderMap DataProviders; /** A list of ServiceProviders waiting to be registered. * Non-NULL when constructing a Module, NULL otherwise. @@ -1108,17 +1149,17 @@ class CoreExport ModuleManager : public fakederef void SetPriority(Module* mod, Priority s); /** Attach an event to a module. - * You may later detatch the event with ModuleManager::Detach(). - * If your module is unloaded, all events are automatically detatched. + * You may later detach the event with ModuleManager::Detach(). + * If your module is unloaded, all events are automatically detached. * @param i Event type to attach * @param mod Module to attach event to * @return True if the event was attached */ bool Attach(Implementation i, Module* mod); - /** Detatch an event from a module. + /** Detach an event from a module. * This is not required when your module unloads, as the core will - * automatically detatch your module from all events it is attached to. + * automatically detach your module from all events it is attached to. * @param i Event type to detach * @param mod Module to detach event from * @return True if the event was detached @@ -1224,71 +1265,3 @@ class CoreExport ModuleManager : public fakederef */ void DelReferent(ServiceProvider* service); }; - -/** Do not mess with these functions unless you know the C preprocessor - * well enough to explain why they are needed. The order is important. - */ -#define MODULE_INIT_STR MODULE_INIT_STR_FN_2(MODULE_INIT_SYM) -#define MODULE_INIT_STR_FN_2(x) MODULE_INIT_STR_FN_1(x) -#define MODULE_INIT_STR_FN_1(x) #x -#define MODULE_INIT_SYM MODULE_INIT_SYM_FN_2(INSPIRCD_VERSION_MAJ, INSPIRCD_VERSION_API) -#define MODULE_INIT_SYM_FN_2(x,y) MODULE_INIT_SYM_FN_1(x,y) -#define MODULE_INIT_SYM_FN_1(x,y) inspircd_module_ ## x ## _ ## y - -#ifdef INSPIRCD_STATIC - -struct AllCommandList { - typedef Command* (*fn)(Module*); - AllCommandList(fn cmd); -}; -#define COMMAND_INIT(x) static Command* MK_ ## x(Module* m) { return new x(m); } \ - static const AllCommandList PREP_ ## x(&MK_ ## x); - -struct AllModuleList { - typedef Module* (*fn)(); - fn init; - std::string name; - AllModuleList(fn mod, const std::string& Name); -}; - -#define MODULE_INIT(x) static Module* MK_ ## x() { return new x; } \ - static const AllModuleList PREP_ ## x(&MK_ ## x, MODNAME ".so"); - -#else - -/** This definition is used as shorthand for the various classes - * and functions needed to make a module loadable by the OS. - * It defines the class factory and external init_module function. - */ -#ifdef _WIN32 - -#define MODULE_INIT(y) \ - extern "C" DllExport Module * MODULE_INIT_SYM() \ - { \ - return new y; \ - } \ - BOOLEAN WINAPI DllMain(HINSTANCE hDllHandle, DWORD nReason, LPVOID Reserved) \ - { \ - switch ( nReason ) \ - { \ - case DLL_PROCESS_ATTACH: \ - case DLL_PROCESS_DETACH: \ - break; \ - } \ - return TRUE; \ - } \ - extern "C" DllExport const char inspircd_src_version[] = INSPIRCD_VERSION; - -#else - -#define MODULE_INIT(y) \ - extern "C" DllExport Module * MODULE_INIT_SYM() \ - { \ - return new y; \ - } \ - extern "C" DllExport const char inspircd_src_version[] = INSPIRCD_VERSION; -#endif - -#define COMMAND_INIT(c) MODULE_INIT(CommandModule) - -#endif