* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
- * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
- *
- * Written by Craig Edwards, Craig McLure, and others.
+ * InspIRCd: (C) 2002-2009 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/Credits
+ *
* This program is free but copyrighted software; see
* the file COPYING for details.
*
#ifndef __CHANNELS_H__
#define __CHANNELS_H__
-#include "inspircd_config.h"
-#include "base.h"
-#include <time.h>
-#include <vector>
-#include <string>
-#include <map>
-
/** RFC1459 channel modes
*/
enum ChannelModes {
- CM_TOPICLOCK = 't'-65,
- CM_NOEXTERNAL = 'n'-65,
- CM_INVITEONLY = 'i'-65,
- CM_MODERATED = 'm'-65,
- CM_SECRET = 's'-65,
- CM_PRIVATE = 'p'-65,
- CM_KEY = 'k'-65,
- CM_LIMIT = 'l'-65
+ CM_TOPICLOCK = 't'-65, /* +t: Only operators can change topic */
+ CM_NOEXTERNAL = 'n'-65, /* +n: Only users in the channel can message it */
+ CM_INVITEONLY = 'i'-65, /* +i: Invite only */
+ CM_MODERATED = 'm'-65, /* +m: Only voices and above can talk */
+ CM_SECRET = 's'-65, /* +s: Secret channel */
+ CM_PRIVATE = 'p'-65, /* +p: Private channel */
+ CM_KEY = 'k'-65, /* +k: Keyed channel */
+ CM_LIMIT = 'l'-65 /* +l: Maximum user limit */
};
-class userrec;
-class chanrec;
+/* Forward declarations - needed */
+class User;
/** Holds an entry for a ban list, exemption list, or invite list.
* This class contains a single element in a channel list, such as a banlist.
time_t set_time;
/** Who added the item
*/
- char set_by[NICKMAX];
+ std::string set_by;
/** The actual item data
*/
- char data[MAXBUF];
+ std::string data;
HostItem() { /* stub */ }
virtual ~HostItem() { /* stub */ }
/** Holds a complete ban list
*/
-typedef std::vector<BanItem> BanList;
-
-/** Holds a complete exempt list
- */
-typedef std::vector<ExemptItem> ExemptList;
-
-/** Holds a complete invite list
- */
-typedef std::vector<InviteItem> InviteList;
+typedef std::list<BanItem> BanList;
/** A list of users on a channel
*/
-typedef std::map<userrec*,userrec*> CUList;
+typedef std::map<User*,std::string> CUList;
/** Shorthand for CUList::iterator
*/
/** A list of custom modes parameters on a channel
*/
-typedef std::map<char,char*> CustomModeList;
+typedef std::map<char,std::string> CustomModeList;
/** used to hold a channel and a users modes on that channel, e.g. +v, +h, +o
*/
enum UserChannelModes {
- UCMODE_OP = 1,
- UCMODE_VOICE = 2,
- UCMODE_HOP = 4
-};
-
-/** Holds a user's modes on a channel
- * This class associates a users privilages with a channel by creating a pointer link between
- * a userrec and chanrec class. The uc_modes member holds a bitmask of which privilages the user
- * has on the channel, such as op, voice, etc.
- */
-class ucrec : public classbase
-{
- public:
- /** Contains a bitmask of the UCMODE_OP ... UCMODE_FOUNDER values.
- * If this value is zero, the user has no privilages upon the channel.
- */
- char uc_modes;
-
- /** Points to the channel record where the given modes apply.
- * If the record is not in use, this value will be NULL.
- */
- chanrec *channel;
-
- /** Constructor for ucrec
- */
- ucrec() : uc_modes(0), channel(NULL) { /* stub */ }
-
- /** Destructor for ucrec
- */
- virtual ~ucrec() { /* stub */ }
+ UCMODE_OP = 1, /* Opped user */
+ UCMODE_VOICE = 2, /* Voiced user */
+ UCMODE_HOP = 4 /* Halfopped user */
};
-class InspIRCd;
-
/** A stored prefix and its rank
*/
typedef std::pair<char, unsigned int> prefixtype;
/** A list of users with zero or more prefixes set on them
*/
-typedef std::map<userrec*, std::vector<prefixtype> > prefixlist;
+typedef std::map<User*, std::vector<prefixtype> > prefixlist;
/** Holds all relevent information for a channel.
- * This class represents a channel, and contains its name, modes, time created, topic, topic set time,
+ * This class represents a channel, and contains its name, modes, topic, topic set time,
* etc, and an instance of the BanList type.
*/
-class chanrec : public Extensible
+class CoreExport Channel : public Extensible
{
private:
*/
InspIRCd* ServerInstance;
- /** Connect a chanrec to a userrec
+ /** Connect a Channel to a User
*/
- static chanrec* ForceChan(InspIRCd* Instance, chanrec* Ptr,ucrec *a,userrec* user, int created);
+ static Channel* ForceChan(InspIRCd* Instance, Channel* Ptr, User* user, const std::string &privs, bool bursting);
+ /** Set default modes for the channel on creation
+ */
+ void SetDefaultModes();
+
+ /** A list of prefixes associated with each user in the channel
+ * (e.g. &%+ etc)
+ */
prefixlist prefixes;
+ /** Maximum number of bans (cached)
+ */
+ int maxbans;
+
public:
- /** The channels name.
+ /** Creates a channel record and initialises it with default values
+ * @throw Nothing at present.
+ */
+ Channel(InspIRCd* Instance, const std::string &name, time_t ts);
+
+ /** The channel's name.
*/
- char name[CHANMAX];
+ std::string name; /* CHANMAX */
/** Modes for the channel.
- * This is not a null terminated string! It is a hash where
+ * This is not a null terminated string! It is a bitset where
* each item in it represents if a mode is set. For example
* for mode +A, index 0. Use modechar-65 to calculate which
* field to check.
*/
- char modes[64];
+ std::bitset<64> modes;
- /** User lists
- * There are four user lists, one for
+ /** User lists.
+ * There are four user lists, one for
* all the users, one for the ops, one for
* the halfops and another for the voices.
*/
CUList internal_userlist;
- /** Opped users
+ /** Opped users.
+ * There are four user lists, one for
+ * all the users, one for the ops, one for
+ * the halfops and another for the voices.
*/
CUList internal_op_userlist;
- /** Halfopped users
+ /** Halfopped users.
+ * There are four user lists, one for
+ * all the users, one for the ops, one for
+ * the halfops and another for the voices.
*/
CUList internal_halfop_userlist;
- /** Voiced users
+ /** Voiced users.
+ * There are four user lists, one for
+ * all the users, one for the ops, one for
+ * the halfops and another for the voices.
*/
CUList internal_voice_userlist;
- /** Parameters for custom modes
+ /** Parameters for custom modes.
+ * One for each custom mode letter.
*/
CustomModeList custom_mode_params;
/** Channel topic.
* If this is an empty string, no channel topic is set.
*/
- char topic[MAXTOPIC];
- /** Creation time.
- */
- time_t created;
+ std::string topic; /* MAXTOPIC */
+
/** Time topic was set.
- * If no topic was ever set, this will be equal to chanrec::created
+ * If no topic was ever set, this will be equal to Channel::created
*/
time_t topicset;
+
/** The last user to set the topic.
* If this member is an empty string, no topic was ever set.
*/
- char setby[NICKMAX];
-
- /** Contains the channel user limit.
- * If this value is zero, there is no limit in place.
- */
- short int limit;
-
- /** Contains the channel key.
- * If this value is an empty string, there is no channel key in place.
- */
- char key[32];
+ std::string setby; /* 128 */
/** The list of all bans set on the channel.
*/
BanList bans;
-
+
/** Sets or unsets a custom mode in the channels info
* @param mode The mode character to set or unset
* @param mode_on True if you want to set the mode or false if you want to remove it
*/
void SetMode(char mode,bool mode_on);
- /** Sets or unsets the parameters for a custom mode in a channels info
+ /** Sets or unsets a custom mode in the channels info
* @param mode The mode character to set or unset
- * @param parameter The parameter string to associate with this mode character
- * @param mode_on True if you want to set the mode or false if you want to remove it
+ * @param parameter The parameter string to associate with this mode character.
+ * If it is empty, the mode is unset; if it is nonempty, the mode is set.
*/
- void SetModeParam(char mode,const char* parameter,bool mode_on);
-
+ void SetModeParam(char mode, std::string parameter);
+
/** Returns true if a mode is set on a channel
* @param mode The mode character you wish to query
* @return True if the custom mode is set, false if otherwise
*/
std::string GetModeParameter(char mode);
+ /** Sets the channel topic.
+ * @param u The user setting the topic
+ * @param t The topic to set it to. Non-const, as it may be modified by a hook.
+ * @param forceset If set to true then all access checks will be bypassed.
+ */
+ int SetTopic(User *u, std::string &t, bool forceset = false);
+
/** Obtain the channel "user counter"
* This returns the channel reference counter, which is initialized
* to 0 when the channel is created and incremented/decremented
* an arbitary pointer compared to other users by its memory address,
* as this is a very fast 32 or 64 bit integer comparison.
*/
- void AddUser(userrec* user);
+ void AddUser(User* user);
/** Add a user pointer to the internal reference list of opped users
* @param user The user to add
*/
- void AddOppedUser(userrec* user);
+ void AddOppedUser(User* user);
/** Add a user pointer to the internal reference list of halfopped users
* @param user The user to add
*/
- void AddHalfoppedUser(userrec* user);
+ void AddHalfoppedUser(User* user);
/** Add a user pointer to the internal reference list of voiced users
* @param user The user to add
*/
- void AddVoicedUser(userrec* user);
+ void AddVoicedUser(User* user);
- /** Delete a user pointer to the internal reference list
+ /** Delete a user pointer to the internal reference list
* @param user The user to delete
* @return number of users left on the channel after deletion of the user
- */
- unsigned long DelUser(userrec* user);
+ */
+ unsigned long DelUser(User* user);
/** Delete a user pointer to the internal reference list of opped users
* @param user The user to delete
*/
- void DelOppedUser(userrec* user);
+ void DelOppedUser(User* user);
/** Delete a user pointer to the internal reference list of halfopped users
* @param user The user to delete
*/
- void DelHalfoppedUser(userrec* user);
+ void DelHalfoppedUser(User* user);
/** Delete a user pointer to the internal reference list of voiced users
* @param user The user to delete
*/
- void DelVoicedUser(userrec* user);
+ void DelVoicedUser(User* user);
/** Obtain the internal reference list
- * The internal reference list contains a list of userrec*.
+ * The internal reference list contains a list of User*.
* These are used for rapid comparison to determine
* channel membership for PRIVMSG, NOTICE, QUIT, PART etc.
* The resulting pointer to the vector should be considered
* readonly and only modified via AddUser and DelUser.
*
- * @return This function returns pointer to a map of userrec pointers (CUList*).
+ * @return This function returns pointer to a map of User pointers (CUList*).
*/
CUList* GetUsers();
/** Obtain the internal reference list of opped users
- * @return This function returns pointer to a map of userrec pointers (CUList*).
+ * @return This function returns pointer to a map of User pointers (CUList*).
*/
CUList* GetOppedUsers();
/** Obtain the internal reference list of halfopped users
- * @return This function returns pointer to a map of userrec pointers (CUList*).
+ * @return This function returns pointer to a map of User pointers (CUList*).
*/
CUList* GetHalfoppedUsers();
/** Obtain the internal reference list of voiced users
- * @return This function returns pointer to a map of userrec pointers (CUList*).
+ * @return This function returns pointer to a map of User pointers (CUList*).
*/
CUList* GetVoicedUsers();
* @param The user to look for
* @return True if the user is on this channel
*/
- bool HasUser(userrec* user);
-
- /** Creates a channel record and initialises it with default values
- * @throw Nothing at present.
- */
- chanrec(InspIRCd* Instance);
+ bool HasUser(User* user);
/** Make src kick user from this channel with the given reason.
* @param src The source of the kick
* @param user The user being kicked (must be on this channel)
* @param reason The reason for the kick
* @return The number of users left on the channel. If this is zero
- * when the method returns, you MUST delete the chanrec immediately!
+ * when the method returns, you MUST delete the Channel immediately!
*/
- long KickUser(userrec *src, userrec *user, const char* reason);
+ long KickUser(User *src, User *user, const char* reason);
/** Make the server kick user from this channel with the given reason.
* @param user The user being kicked (must be on this channel)
* @param reason The reason for the kick
* @param triggerevents True if you wish this kick to trigger module events
* @return The number of users left on the channel. If this is zero
- * when the method returns, you MUST delete the chanrec immediately!
+ * when the method returns, you MUST delete the Channel immediately!
*/
- long ServerKickUser(userrec* user, const char* reason, bool triggerevents);
+ long ServerKickUser(User* user, const char* reason, const char* servername = NULL);
/** Part a user from this channel with the given reason.
* If the reason field is NULL, no reason will be sent.
* @param user The user who is parting (must be on this channel)
- * @param reason The (optional) part reason
+ * @param reason The part reason
* @return The number of users left on the channel. If this is zero
- * when the method returns, you MUST delete the chanrec immediately!
+ * when the method returns, you MUST delete the Channel immediately!
*/
- long PartUser(userrec *user, const char* reason = NULL);
+ long PartUser(User *user, std::string &reason);
/* Join a user to a channel. May be a channel that doesnt exist yet.
* @param user The user to join to the channel.
* @param cn The channel name to join to. Does not have to exist.
* @param key The key of the channel, if given
* @param override If true, override all join restrictions such as +bkil
- * @return A pointer to the chanrec the user was joined to. A new chanrec may have
+ * @return A pointer to the Channel the user was joined to. A new Channel may have
* been created if the channel did not exist before the user was joined to it.
* If the user could not be joined to a channel, the return value may be NULL.
*/
- static chanrec* JoinUser(InspIRCd* ServerInstance, userrec *user, const char* cn, bool override, const char* key = "");
+ static Channel* JoinUser(InspIRCd* ServerInstance, User *user, const char* cn, bool override, const char* key, bool bursting, time_t TS = 0);
/** Write to a channel, from a user, using va_args for text
* @param user User whos details to prefix the line with
* @param text A printf-style format string which builds the output line without prefix
* @param ... Zero or more POD types
*/
- void WriteChannel(userrec* user, char* text, ...);
+ void WriteChannel(User* user, const char* text, ...) CUSTOM_PRINTF(3, 4);
/** Write to a channel, from a user, using std::string for text
* @param user User whos details to prefix the line with
* @param text A std::string containing the output line without prefix
*/
- void WriteChannel(userrec* user, const std::string &text);
+ void WriteChannel(User* user, const std::string &text);
/** Write to a channel, from a server, using va_args for text
* @param ServName Server name to prefix the line with
- * @param text A printf-style format string which builds the output line without prefi
+ * @param text A printf-style format string which builds the output line without prefix
* @param ... Zero or more POD type
*/
- void WriteChannelWithServ(const char* ServName, const char* text, ...);
+ void WriteChannelWithServ(const char* ServName, const char* text, ...) CUSTOM_PRINTF(3, 4);
/** Write to a channel, from a server, using std::string for text
* @param ServName Server name to prefix the line with
*/
void WriteChannelWithServ(const char* ServName, const std::string &text);
- /** Write to all users on a channel except a specific user, using va_args for text
+ /** Write to all users on a channel except a specific user, using va_args for text.
+ * Internally, this calls WriteAllExcept().
+ * @param user User whos details to prefix the line with, and to omit from receipt of the message
+ * @param serversource If this parameter is true, use the local server name as the source of the text, otherwise,
+ * use the nick!user@host of the user.
+ * @param status The status of the users to write to, e.g. '@' or '%'. Use a value of 0 to write to everyone
+ * @param text A printf-style format string which builds the output line without prefix
+ * @param ... Zero or more POD type
+ */
+ void WriteAllExceptSender(User* user, bool serversource, char status, const char* text, ...) CUSTOM_PRINTF(5, 6);
+
+ /** Write to all users on a channel except a list of users, using va_args for text
* @param user User whos details to prefix the line with, and to omit from receipt of the message
* @param serversource If this parameter is true, use the local server name as the source of the text, otherwise,
* use the nick!user@host of the user.
* @param status The status of the users to write to, e.g. '@' or '%'. Use a value of 0 to write to everyone
- * @param text A printf-style format string which builds the output line without prefi
+ * @param except_list A list of users NOT to send the text to
+ * @param text A printf-style format string which builds the output line without prefix
* @param ... Zero or more POD type
*/
- void WriteAllExceptSender(userrec* user, bool serversource, char status, char* text, ...);
+ void WriteAllExcept(User* user, bool serversource, char status, CUList &except_list, const char* text, ...) CUSTOM_PRINTF(6, 7);
- /** Write to all users on a channel except a specific user, using std::string for text
+ /** Write to all users on a channel except a specific user, using std::string for text.
+ * Internally, this calls WriteAllExcept().
* @param user User whos details to prefix the line with, and to omit from receipt of the message
* @param serversource If this parameter is true, use the local server name as the source of the text, otherwise,
- * use the nick!user@host of the user.
+ * use the nick!user@host of the user.
* @param status The status of the users to write to, e.g. '@' or '%'. Use a value of 0 to write to everyone
* @param text A std::string containing the output line without prefix
*/
- void WriteAllExceptSender(userrec* user, bool serversource, char status, const std::string& text);
+ void WriteAllExceptSender(User* user, bool serversource, char status, const std::string& text);
+
+ /** Write to all users on a channel except a list of users, using std::string for text
+ * @param user User whos details to prefix the line with, and to omit from receipt of the message
+ * @param serversource If this parameter is true, use the local server name as the source of the text, otherwise,
+ * use the nick!user@host of the user.
+ * @param status The status of the users to write to, e.g. '@' or '%'. Use a value of 0 to write to everyone
+ * @param except_list A list of users NOT to send the text to
+ * @param text A std::string containing the output line without prefix
+ */
+ void WriteAllExcept(User* user, bool serversource, char status, CUList &except_list, const std::string& text);
/** Returns the maximum number of bans allowed to be set on this channel
* @return The maximum number of bans allowed
/** Spool the NAMES list for this channel to the given user
* @param user The user to spool the NAMES list to
+ * @param ulist The user list to send, NULL to use the
+ * channel's default names list of everyone
*/
- void UserList(userrec *user);
+ void UserList(User *user, CUList* ulist = NULL);
/** Get the number of invisible users on this channel
* @return Number of invisible users
* @param user The user to look up
* @return One of STATUS_OP, STATUS_HOP, STATUS_VOICE, or zero.
*/
- int GetStatus(userrec *user);
+ int GetStatus(User *user);
/** Get a users status on this channel in a bitmask
* @param user The user to look up
* @return A bitmask containing zero or more of STATUS_OP, STATUS_HOP, STATUS_VOICE
*/
- int GetStatusFlags(userrec *user);
+ int GetStatusFlags(User *user);
/** Get a users prefix on this channel in a string.
* @param user The user to look up
* character you can get, you can deal with it in a 'proprtional' manner
* compared to known prefixes, using GetPrefixValue().
*/
- const char* GetPrefixChar(userrec *user);
+ const char* GetPrefixChar(User *user);
/** Return all of a users mode prefixes into a char* string.
* @param user The user to look up
* be in rank order, greatest first, as certain IRC clients require
* this when multiple prefixes are used names lists.
*/
- const char* GetAllPrefixChars(userrec* user);
+ const char* GetAllPrefixChars(User* user);
/** Get the value of a users prefix on this channel.
* @param user The user to look up
* is a prefix of greater 'worth' than ops, and a value less than
* VOICE_VALUE is of lesser 'worth' than a voice.
*/
- unsigned int GetPrefixValue(userrec* user);
+ unsigned int GetPrefixValue(User* user);
/** This method removes all prefix characters from a user.
* It will not inform the user or the channel of the removal of prefixes,
* and should be used when the user parts or quits.
* @param user The user to remove all prefixes from
*/
- void RemoveAllPrefixes(userrec* user);
+ void RemoveAllPrefixes(User* user);
/** Add a prefix character to a user.
* Only the core should call this method, usually from
* @param prefix_rank The rank (value) of this prefix character
* @param adding True if adding the prefix, false when removing
*/
- void SetPrefix(userrec* user, char prefix, unsigned int prefix_rank, bool adding);
+ void SetPrefix(User* user, char prefix, unsigned int prefix_rank, bool adding);
/** Check if a user is banned on this channel
* @param user A user to check against the banlist
* @returns True if the user given is banned
*/
- bool IsBanned(userrec* user);
+ bool IsBanned(User* user);
+
+ /** Check whether an extban of a given type matches
+ * a given user for this channel.
+ * @param u The user to match bans against
+ * @param type The type of extban to check
+ * @returns 1 = exempt, 0 = no match, -1 = banned
+ */
+ int GetExtBanStatus(User *u, char type);
+
+ /** Overloaded version to check whether a particular string is extbanned
+ * @returns 1 = exempt, 0 = no match, -1 = banned
+ */
+ int GetExtBanStatus(const std::string &str, char type);
- /** Destructor for chanrec
+ /** Clears the cached max bans value
*/
- virtual ~chanrec() { /* stub */ }
+ void ResetMaxBans();
+
+ /** Destructor for Channel
+ */
+ virtual ~Channel() { /* stub */ }
};
+static inline int banmatch_reduce(int v1, int v2)
+{
+ int a1 = abs(v1);
+ int a2 = abs(v2);
+ if (a1 > a2)
+ return v1;
+ else if (a2 > a1)
+ return v2;
+ else if (v1 > v2)
+ return v1;
+ // otherwise v2 > v1 or equal
+ return v2;
+}
+
#endif