#pragma once
#include "ctables.h"
+#include "modechange.h"
/**
* Holds the values for different type of modes
class CoreExport ModeHandler : public ServiceProvider
{
public:
+ typedef size_t Id;
+
enum Class
{
MC_PREFIX,
MC_OTHER
};
- protected:
- /**
- * The mode parameter translation type
+ private:
+ /** The opaque id of this mode assigned by the mode parser
*/
- TranslateType m_paramtype;
+ Id modeid;
+ protected:
/** What kind of parameters does the mode take?
*/
ParamSpec parameters_taken;
* Returns the mode's type
*/
inline ModeType GetModeType() const { return m_type; }
- /**
- * Returns the mode's parameter translation type
- */
- inline TranslateType GetTranslateType() const { return m_paramtype; }
/**
* Returns true if the mode can only be set/unset by an oper
*/
*/
inline char GetModeChar() { return mode; }
+ /** Return the id of this mode which is used in User::modes and
+ * Channel::modes as the index to determine whether a mode is set.
+ */
+ Id GetId() const { return modeid; }
+
/** For user modes, return the current parameter, if any
*/
virtual std::string GetUserParameter(User* useor);
virtual void RemoveMode(Channel* channel, irc::modestacker& stack);
inline unsigned int GetLevelRequired() const { return levelrequired; }
+
+ friend class ModeParser;
};
/**
* @param Creator The module creating this mode
* @param Name The user-friendly one word name of the prefix mode, e.g.: "op", "voice"
* @param ModeLetter The mode letter of this mode
+ * @param Rank Rank given by this prefix mode, see explanation above
+ * @param PrefixChar Prefix character, or 0 if the mode has no prefix character
*/
- PrefixMode(Module* Creator, const std::string& Name, char ModeLetter);
+ PrefixMode(Module* Creator, const std::string& Name, char ModeLetter, unsigned int Rank = 0, char PrefixChar = 0);
/**
* Handles setting and unsetting the prefix mode.
* parses client to server MODE strings for user and channel modes, and performs
* processing for the 004 mode list numeric, amongst other things.
*/
-class CoreExport ModeParser
+class CoreExport ModeParser : public fakederef<ModeParser>
{
+ public:
+ static const ModeHandler::Id MODEID_MAX = 64;
+
+ /** Type of the container that maps mode names to ModeHandlers
+ */
+ typedef TR1NS::unordered_map<std::string, ModeHandler*, irc::insensitive, irc::StrHashComp> ModeHandlerMap;
+
private:
/** Last item in the ModeType enum
*/
*/
ModeHandler* modehandlers[MODETYPE_LAST][128];
+ /** An array of mode handlers indexed by the mode id
+ */
+ ModeHandler* modehandlersbyid[MODETYPE_LAST][MODEID_MAX];
+
+ /** A map of mode handlers keyed by their name
+ */
+ ModeHandlerMap modehandlersbyname[MODETYPE_LAST];
+
/** Lists of mode handlers by type
*/
struct
*/
std::multimap<std::string, ModeWatcher*> modewatchermap;
+ /** Last processed mode change
+ */
+ Modes::ChangeList LastChangeList;
+
/** Displays the current modes of a channel or user.
* Used by ModeParser::Process.
*/
/** Displays the value of a list mode
* Used by ModeParser::Process.
*/
- void DisplayListModes(User* user, Channel* chan, std::string &mode_sequence);
+ void DisplayListModes(User* user, Channel* chan, const std::string& mode_sequence);
/**
* Attempts to apply a mode change to a user or channel
*/
- ModeAction TryMode(User* user, User* targu, Channel* targc, bool adding, unsigned char mode, std::string ¶m, bool SkipACL);
+ ModeAction TryMode(User* user, User* targu, Channel* targc, Modes::Change& mcitem, bool SkipACL);
/** Returns a list of user or channel mode characters.
* Used for constructing the parts of the mode list in the 004 numeric.
*/
void RecreateModeListFor004Numeric();
+ /** Allocates an unused id for the given mode type, throws a ModuleException if out of ids.
+ * @param mt The type of the mode to allocate the id for
+ * @return The id
+ */
+ ModeHandler::Id AllocateModeId(ModeType mt);
+
/** The string representing the last set of modes to be parsed.
* Use GetLastParse() to get this value, to be used for display purposes.
*/
std::string LastParse;
- std::vector<std::string> LastParseParams;
- std::vector<TranslateType> LastParseTranslate;
unsigned int sent[256];
*/
MODE_MERGE = 1,
- /** If this flag is set then the mode change won't be handed over to
- * the linking module to be sent to other servers, but will be processed
+ /** If this flag is set then the linking module will ignore the mode change
+ * and not send it to other servers. The mode change will be processed
* locally and sent to local user(s) as usual.
*/
- MODE_LOCALONLY = 2
+ MODE_LOCALONLY = 2,
+
+ /** If this flag is set then the mode change will be subject to access checks.
+ * For more information see the documentation of the PrefixMode class,
+ * ModeHandler::levelrequired and ModeHandler::AccessCheck().
+ * Modules may explicitly allow a mode change regardless of this flag by returning
+ * MOD_RES_ALLOW from the OnPreMode hook. Only affects channel mode changes.
+ */
+ MODE_CHECKACCESS = 4
};
ModeParser();
* @return Last parsed string, as seen by users.
*/
const std::string& GetLastParse() const { return LastParse; }
- const std::vector<std::string>& GetLastParseParams() { return LastParseParams; }
- const std::vector<TranslateType>& GetLastParseTranslate() { return LastParseTranslate; }
+
/** Add a mode to the mode parser.
- * @return True if the mode was successfully added.
+ * Throws a ModuleException if the mode cannot be added.
*/
- bool AddMode(ModeHandler* mh);
+ void AddMode(ModeHandler* mh);
+
/** Delete a mode from the mode parser.
* When a mode is deleted, the mode handler will be called
* for every user (if it is a user mode) or for every channel
*/
void Process(const std::vector<std::string>& parameters, User* user, ModeProcessFlag flags = MODE_NONE);
+ /** Process a single MODE line's worth of mode changes, taking max modes and line length limits
+ * into consideration.
+ * @param user The source of the mode change, can be a server user.
+ * @param targetchannel Channel to apply the mode change on. NULL if changing modes on a channel.
+ * @param targetuser User to apply the mode change on. NULL if changing modes on a user.
+ * @param changelist Modes to change in form of a Modes::ChangeList. May not process
+ * the entire list due to MODE line length and max modes limitations.
+ * @param flags Optional flags controlling how the mode change is processed,
+ * defaults to MODE_NONE.
+ */
+ void ProcessSingle(User* user, Channel* targetchannel, User* targetuser, Modes::ChangeList& changelist, ModeProcessFlag flags = MODE_NONE);
+
+ /** Find the mode handler for a given mode name and type.
+ * @param modename The mode name to search for.
+ * @param mt Type of mode to search for, user or channel.
+ * @return A pointer to a ModeHandler class, or NULL of there isn't a handler for the given mode name.
+ */
+ ModeHandler* FindMode(const std::string& modename, ModeType mt);
+
/** Find the mode handler for a given mode and type.
* @param modeletter mode letter to search for
* @param mt type of mode to search for, user or channel
* @return A list containing all prefix modes
*/
const PrefixModeList& GetPrefixModes() const { return mhlist.prefix; }
+
+ /** Get a mode name -> ModeHandler* map containing all modes of the given type
+ * @param mt Type of modes to return, MODETYPE_USER or MODETYPE_CHANNEL
+ * @return A map of mode handlers of the given type
+ */
+ const ModeHandlerMap& GetModes(ModeType mt) const { return modehandlersbyname[mt]; }
};
inline const std::string& ModeParser::GetModeListFor004Numeric()
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