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311 lines
10 KiB
C++
311 lines
10 KiB
C++
/* Channel support
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*
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* (C) 2008-2022 Anope Team
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* Contact us at team@anope.org
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*
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* Please read COPYING and README for further details.
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*/
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#ifndef CHANNELS_H
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#define CHANNELS_H
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#include "anope.h"
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#include "extensible.h"
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#include "modes.h"
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#include "serialize.h"
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typedef Anope::hash_map<Channel *> channel_map;
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extern CoreExport channel_map ChannelList;
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/* A user container, there is one of these per user per channel. */
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struct ChanUserContainer : public Extensible
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{
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User *user;
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Channel *chan;
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/* Status the user has in the channel */
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ChannelStatus status;
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ChanUserContainer(User *u, Channel *c) : user(u), chan(c) { }
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};
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class CoreExport Channel : public Base, public Extensible
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{
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static std::vector<Channel *> deleting;
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public:
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typedef std::multimap<Anope::string, Anope::string> ModeList;
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private:
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/** A map of channel modes with their parameters set on this channel
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*/
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ModeList modes;
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public:
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/* Channel name */
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Anope::string name;
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/* Set if this channel is registered. ci->c == this. Contains information relevant to the registered channel */
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Serialize::Reference<ChannelInfo> ci;
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/* When the channel was created */
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time_t creation_time;
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/* If the channel has just been created in a netjoin */
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bool syncing;
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/* Is configured in the conf as a channel bots should be in */
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bool botchannel;
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/* Users in the channel */
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typedef std::map<User *, ChanUserContainer *> ChanUserList;
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ChanUserList users;
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/* Current topic of the channel */
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Anope::string topic;
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/* Who set the topic */
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Anope::string topic_setter;
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/* The timestamp associated with the topic. Not necessarily anywhere close to Anope::CurTime.
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* This is the time the topic was *originally set*. When we restore the topic we want to change the TS back
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* to this, but we can only do this on certain IRCds.
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*/
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time_t topic_ts;
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/* The actual time the topic was set, probably close to Anope::CurTime */
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time_t topic_time;
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time_t server_modetime; /* Time of last server MODE */
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time_t chanserv_modetime; /* Time of last check_modes() */
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int16_t server_modecount; /* Number of server MODEs this second */
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int16_t chanserv_modecount; /* Number of check_mode()'s this sec */
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int16_t bouncy_modes; /* Did we fail to set modes here? */
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private:
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/** Constructor
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* @param name The channel name
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* @param ts The time the channel was created
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*/
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Channel(const Anope::string &nname, time_t ts = Anope::CurTime);
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public:
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/** Destructor
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*/
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~Channel();
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/** Call if we need to unset all modes and clear all user status (internally).
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* Only useful if we get a SJOIN with a TS older than what we have here
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*/
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void Reset();
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/** Restore the channel topic, set mlock (key), set stickied bans, etc
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*/
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void Sync();
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/** Check if a channels modes are correct.
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*/
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void CheckModes();
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/** Check if this channel should be deleted
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*/
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bool CheckDelete();
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/** Join a user internally to the channel
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* @param u The user
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* @param status The status to give the user, if any
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* @return The UserContainer for the user
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*/
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ChanUserContainer* JoinUser(User *u, const ChannelStatus *status);
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/** Remove a user internally from the channel
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* @param u The user
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*/
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void DeleteUser(User *u);
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/** Check if the user is on the channel
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* @param u The user
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* @return A user container if found, else NULL
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*/
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ChanUserContainer *FindUser(User *u) const;
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/** Check if a user has a status on a channel
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* @param u The user
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* @param cms The status mode, or NULL to represent no status
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* @return true or false
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*/
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bool HasUserStatus(User *u, ChannelModeStatus *cms);
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/** Check if a user has a status on a channel
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* Use the overloaded function for ChannelModeStatus* to check for no status
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* @param u The user
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* @param name The mode name, eg CMODE_OP, CMODE_VOICE
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* @return true or false
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*/
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bool HasUserStatus(User *u, const Anope::string &name);
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/** See if a channel has a mode
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* @param name The mode name
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* @return The number of modes set
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* @param param The optional mode param
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*/
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size_t HasMode(const Anope::string &name, const Anope::string ¶m = "");
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/** Set a mode internally on a channel, this is not sent out to the IRCd
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* @param setter The setter
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* @param cm The mode
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* @param param The param
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* @param enforce_mlock true if mlocks should be enforced, false to override mlock
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*/
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void SetModeInternal(MessageSource &source, ChannelMode *cm, const Anope::string ¶m = "", bool enforce_mlock = true);
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/** Remove a mode internally on a channel, this is not sent out to the IRCd
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* @param setter The Setter
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* @param cm The mode
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* @param param The param
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* @param enforce_mlock true if mlocks should be enforced, false to override mlock
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*/
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void RemoveModeInternal(MessageSource &source, ChannelMode *cm, const Anope::string ¶m = "", bool enforce_mlock = true);
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/** Set a mode on a channel
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* @param bi The client setting the modes
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* @param cm The mode
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* @param param Optional param arg for the mode
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* @param enforce_mlock true if mlocks should be enforced, false to override mlock
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*/
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void SetMode(BotInfo *bi, ChannelMode *cm, const Anope::string ¶m = "", bool enforce_mlock = true);
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/**
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* Set a mode on a channel
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* @param bi The client setting the modes
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* @param name The mode name
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* @param param Optional param arg for the mode
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* @param enforce_mlock true if mlocks should be enforced, false to override mlock
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*/
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void SetMode(BotInfo *bi, const Anope::string &name, const Anope::string ¶m = "", bool enforce_mlock = true);
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/** Remove a mode from a channel
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* @param bi The client setting the modes
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* @param cm The mode
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* @param param Optional param arg for the mode
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* @param enforce_mlock true if mlocks should be enforced, false to override mlock
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*/
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void RemoveMode(BotInfo *bi, ChannelMode *cm, const Anope::string ¶m = "", bool enforce_mlock = true);
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/**
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* Remove a mode from a channel
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* @param bi The client setting the modes
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* @param name The mode name
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* @param param Optional param arg for the mode
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* @param enforce_mlock true if mlocks should be enforced, false to override mlock
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*/
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void RemoveMode(BotInfo *bi, const Anope::string &name, const Anope::string ¶m = "", bool enforce_mlock = true);
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/** Get a modes parameter for the channel
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* @param name The mode
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* @param target a string to put the param into
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* @return true if the parameter was fetched, false if on error (mode not set) etc.
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*/
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bool GetParam(const Anope::string &name, Anope::string &target) const;
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/** Set a string of modes on the channel
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* @param bi The client setting the modes
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* @param enforce_mlock Should mlock be enforced on this mode change
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* @param cmodes The modes to set
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*/
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void SetModes(BotInfo *bi, bool enforce_mlock, const char *cmodes, ...);
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/** Set a string of modes internally on a channel
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* @param source The setter
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* @param mode the modes
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* @param enforce_mlock true to enforce mlock
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*/
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void SetModesInternal(MessageSource &source, const Anope::string &mode, time_t ts = 0, bool enforce_mlock = true);
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/** Does the given user match the given list? (CMODE_BAN, CMODE_EXCEPT, etc, a list mode)
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* @param u The user
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* @param list The mode of the list to check (eg CMODE_BAN)
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* @return true if the user matches the list
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*/
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bool MatchesList(User *u, const Anope::string &list);
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/** Kick a user from a channel internally
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* @param source The sender of the kick
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* @param nick The nick being kicked
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* @param reason The reason for the kick
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*/
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void KickInternal(const MessageSource &source, const Anope::string &nick, const Anope::string &reason);
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/** Kick a user from the channel
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* @param bi The sender, can be NULL for the service bot for this channel
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* @param u The user being kicked
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* @param reason The reason for the kick
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* @return true if the kick was successful, false if a module blocked the kick
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*/
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bool Kick(BotInfo *bi, User *u, const char *reason = NULL, ...);
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/** Get all modes set on this channel, excluding status modes.
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* @return a map of modes and their optional parameters.
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*/
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const ModeList &GetModes() const;
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/** Get a list of modes on a channel
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* @param name A mode name to get the list of
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* @return a vector of the list mode entries
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*/
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std::vector<Anope::string> GetModeList(const Anope::string &name);
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/** Get a string of the modes set on this channel
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* @param complete Include mode parameters
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* @param plus If set to false (with complete), mode parameters will not be given for modes requiring no parameters to be unset
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* @return A mode string
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*/
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Anope::string GetModes(bool complete, bool plus);
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/** Update the topic of the channel internally, and reset it if topiclock etc says to
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* @param user The user setting the new topic
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* @param newtopic The new topic
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* @param ts The time the new topic is being set
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*/
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void ChangeTopicInternal(User *u, const Anope::string &user, const Anope::string &newtopic, time_t ts = Anope::CurTime);
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/** Update the topic of the channel, and reset it if topiclock etc says to
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* @param user The user setting the topic
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* @param newtopic The new topic
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* @param ts The time when the new topic is being set
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*/
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void ChangeTopic(const Anope::string &user, const Anope::string &newtopic, time_t ts = Anope::CurTime);
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/** Set the correct modes, or remove the ones granted without permission,
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* for the specified user.
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* @param user The user to give/remove modes to/from
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* @param give_modes if true modes may be given to the user
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*/
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void SetCorrectModes(User *u, bool give_modes);
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/** Unbans a user from this channel.
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* @param u The user to unban
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* @param mode The mode to unban
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* @param full Whether or not to match using the user's real host and IP
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* @return whether or not a ban was removed
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*/
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bool Unban(User *u, const Anope::string &mode, bool full = false);
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/** Check whether a user is permitted to be on this channel
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* @param u The user
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* @return true if they are allowed, false if they aren't and were kicked
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*/
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bool CheckKick(User *user);
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/** Finds a channel
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* @param name The channel to find
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* @return The channel, if found
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*/
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static Channel* Find(const Anope::string &name);
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/** Finds or creates a channel
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* @param name The channel name
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* @param created Set to true if the channel was just created
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* @param ts The time the channel was created
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*/
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static Channel *FindOrCreate(const Anope::string &name, bool &created, time_t ts = Anope::CurTime);
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void QueueForDeletion();
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static void DeleteChannels();
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};
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#endif // CHANNELS_H
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