/**

 * vim: set ts=4 :

 * ===============================================================

 * SourceMod (C)2004-2007 AlliedModders LLC.  All rights reserved.

 * ===============================================================

 *

 *  This file is part of the SourceMod/SourcePawn SDK.  This file may only be used 

 * or modified under the Terms and Conditions of its License Agreement, which is found 

 * in LICENSE.txt.  The Terms and Conditions for making SourceMod extensions/plugins 

 * may change at any time.  To view the latest information, see:

 *   http://www.sourcemod.net/license.php

 *

 * Version: $Id$

 */

#if defined _admin_included

 #endinput

#endif

#define _admin_included

/**

 * Access levels (flags) for admins.

 */

enum AdminFlag

{

	Admin_Reservation = 0,	/**< Reserved slot */

	Admin_Generic,			/**< Generic admin abilities */

	Admin_Kick,				/**< Kick another user */

	Admin_Ban,				/**< Ban another user */

	Admin_Unban,			/**< Unban another user */

	Admin_Slay,				/**< Slay/kill/damage another user */

	Admin_Changemap,		/**< Change the map */

	Admin_Convars,			/**< Change basic convars */

	Admin_Config,			/**< Change configuration */

	Admin_Chat,				/**< Special chat privileges */

	Admin_Vote,				/**< Special vote privileges */

	Admin_Password,			/**< Set a server password */

	Admin_RCON,				/**< Use RCON */

	Admin_Cheats,			/**< Change sv_cheats and use its commands */

	Admin_Root,				/**< All access by default */

	Admin_Custom1,			/**< First custom flag type */

	Admin_Custom2,			/**< Second custom flag type */

	Admin_Custom3,			/**< Third custom flag type */

	Admin_Custom4,			/**< Fourth custom flag type */

	Admin_Custom5,			/**< Fifth custom flag type */

	Admin_Custom6,			/**< Sixth custom flag type */

	/* --- */

};

#define AdminFlags_TOTAL	21

/**

 * These define bitwise values for bitstrings (numbers containing bitwise flags).

 */

#define ADMFLAG_RESERVATION			(1<<0)		/**< Convenience macro for Admin_Reservation as a FlagBit */

#define ADMFLAG_GENERIC				(1<<1)		/**< Convenience macro for Admin_Generic as a FlagBit */

#define ADMFLAG_KICK				(1<<2)		/**< Convenience macro for Admin_Kick as a FlagBit */

#define ADMFLAG_BAN					(1<<3)		/**< Convenience macro for Admin_Ban as a FlagBit */

#define ADMFLAG_UNBAN				(1<<4)		/**< Convenience macro for Admin_Unban as a FlagBit */

#define ADMFLAG_SLAY				(1<<5)		/**< Convenience macro for Admin_Slay as a FlagBit */

#define ADMFLAG_CHANGEMAP			(1<<6)		/**< Convenience macro for Admin_Changemap as a FlagBit */

#define ADMFLAG_CONVARS				(1<<7)		/**< Convenience macro for Admin_Convars as a FlagBit */

#define ADMFLAG_CONFIG				(1<<8)		/**< Convenience macro for Admin_Config as a FlagBit */

#define ADMFLAG_CHAT				(1<<9)		/**< Convenience macro for Admin_Chat as a FlagBit */

#define ADMFLAG_VOTE				(1<<10)		/**< Convenience macro for Admin_Vote as a FlagBit */

#define ADMFLAG_PASSWORD			(1<<11)		/**< Convenience macro for Admin_Password as a FlagBit */

#define ADMFLAG_RCON				(1<<12)		/**< Convenience macro for Admin_RCON as a FlagBit */

#define ADMFLAG_CHEATS				(1<<13)		/**< Convenience macro for Admin_Cheats as a FlagBit */

#define ADMFLAG_ROOT				(1<<14)		/**< Convenience macro for Admin_Root as a FlagBit */

#define ADMFLAG_CUSTOM1				(1<<15)		/**< Convenience macro for Admin_Custom1 as a FlagBit */

#define ADMFLAG_CUSTOM2				(1<<16)		/**< Convenience macro for Admin_Custom2 as a FlagBit */

#define ADMFLAG_CUSTOM3				(1<<17)		/**< Convenience macro for Admin_Custom3 as a FlagBit */

#define ADMFLAG_CUSTOM4				(1<<18)		/**< Convenience macro for Admin_Custom4 as a FlagBit */

#define ADMFLAG_CUSTOM5				(1<<19)		/**< Convenience macro for Admin_Custom5 as a FlagBit */

#define ADMFLAG_CUSTOM6				(1<<20)		/**< Convenience macro for Admin_Custom6 as a FlagBit */

#define AUTHMETHOD_STEAM			"steam"

#define AUTHMETHOD_IP				"ip"

#define AUTHMETHOD_NAME				"name"

enum OverrideType

{

	Override_Command = 1,	/* Command */

	Override_CommandGroup,	/* Command group */

};

enum OverrideRule

{

	Command_Deny = 0,

	Command_Allow = 1,

};

enum ImmunityType

{

	Immunity_Default = 1,	/* Immune from everyone with no immunity */

	Immunity_Global,		/* Immune from everyone (except root admins) */

};

/** Identifies a unique entry in the group permissions cache.  These are not Handles. */

enum GroupId

{

	INVALID_GROUP_ID = -1,

};

/** Identifies a unique entry in the admin permissions cache.  These are not Handles. */

enum AdminId

{

	INVALID_ADMIN_ID = -1,

};

/** Defines user access modes. */

enum AdmAccessMode

{

	Access_Real,		/**< Access the user has inherently */

	Access_Effective,	/**< Access the user has from their groups */

};

/**

 * @brief Represents the various cache regions.

 */

enum AdminCachePart

{

	AdminCache_Overrides = 0,		/**< Global overrides */

	AdminCache_Groups = 1,			/**< All groups (automatically invalidates admins too) */

	AdminCache_Admins = 2,			/**< All admins */

};

/**

 * Called when part of the cache which needs to be rebuilt.

 *

 * @param part			Part of the admin cache to rebuild.

 */

forward OnRebuildAdminCache(AdminCachePart:part);

/**

 * Tells the admin system to dump a portion of the cache.

 *

 * @param part			Part of the cache to dump.  Specifying groups also dumps admins.

 * @param rebuild		If true, the rebuild forwards will fire.

 * @noreturn

 */

native DumpAdminCache(AdminCachePart:part, bool:rebuild);

/**

 * Adds a global command flag override.  Any command registered with this name

 * will assume the new flag.  This is applied retroactively as well.

 *

 * @param cmd			String containing command name (case sensitive).

 * @param type			Override type (specific command or group).

 * @param flags			New admin flag.

 * @noreturn

 */

native AddCommandOverride(const String:cmd[], OverrideType:type, flags);

/**

 * Returns a command override.

 *

 * @param cmd			String containing command name (case sensitive).

 * @param type			Override type (specific command or group).

 * @param flags			By-reference cell to store the flag (undefined if not found).

 * @return				True if there is an override, false otherwise.

 */

native bool:GetCommandOverride(const String:cmd[], OverrideType:type, &flags);

/**

 * Unsets a command override.

 *

 * @param cmd			String containing command name (case sensitive).

 * @param type			Override type (specific command or group).

 * @noreturn

 */

native UnsetCommandOverride(const String:cmd[], OverrideType:type);

/**

 * Adds a new group.  Name must be unique.

 *

 * @param group_name	String containing the group name.

 * @return				A new group id, INVALID_GROUP_ID if it already exists.

 */

native GroupId:CreateAdmGroup(const String:group_name[]);

/**

 * @brief Finds a group by name.

 *

 * @param group_name	String containing the group name.

 * @return				A group id, or INVALID_GROUP_ID if not found.

 */

native GroupId:FindAdmGroup(const String:group_name[]);

/**

 * Adds or removes a flag from a group's flag set.

 * @note These are called "add flags" because they add to a user's flags.

 *

 * @param id			Group id.

 * @param flag			Admin flag to toggle.

 * @param enabled		True to set the flag, false to unset/disable.

 * @noreturn

 */

native SetAdmGroupAddFlag(GroupId:id, AdminFlag:flag, bool:enabled);

/**

 * Gets the set value of an add flag on a group's flag set.

 * @note These are called "add flags" because they add to a user's flags.

 *

 * @param id			Group id.

 * @param flag			Admin flag to retrieve.

 * @return				True if enabled, false otherwise,

 */

native bool:GetAdmGroupAddFlag(GroupId:id, AdminFlag:flag);

/**

 * Returns the flag set that is added to a user from their group.

 * @note These are called "add flags" because they add to a user's flags.

 *

 * @param id			GroupId of the group.

 * @return				Bitstring containing the flags enabled.

 */

native GetAdmGroupAddFlags(GroupId:id);

/**

 * Toggles a generic immunity type.

 *

 * @param id			Group id.

 * @param type			Generic immunity type.

 * @param enabled		True to enable, false otherwise.

 * @noreturn

 */

native SetAdmGroupImmunity(GroupId:id, ImmunityType:type, bool:enabled);

/**

 * Returns whether or not a group has global immunity.

 *

 * @param id			Group id.

 * @param type			Generic immunity type.

 * @return				True if the group has this immunity, false otherwise.

 */

native bool:GetAdmGroupImmunity(GroupId:id, ImmunityType:type);

/**

 * Adds immunity to a specific group.

 *

 * @param id			Group id.

 * @param other_id		Group id to receive immunity to.

 * @noreturn

 */

native SetAdmGroupImmuneFrom(GroupId:id, GroupId:other_id);

/**

 * Returns the number of specific group immunities.

 *

 * @param id			Group id.

 * @return				Number of group immunities.

 */

native GetAdmGroupImmuneCount(GroupId:id);

/**

 * Returns a group that this group is immune to given an index.

 *

 * @param id			Group id.

 * @param number		Index from 0 to N-1, from GetAdmGroupImmuneCount().

 * @return				GroupId that this group is immune to, or INVALID_GROUP_ID on failure.

 */

native GroupId:GetAdmGroupImmuneFrom(GroupId:id, number); 

/**

 * Adds a group-specific override type.

 *

 * @param id			Group id.

 * @param name			String containing command name (case sensitive).

 * @param type			Override type (specific command or group).

 * @param rule			Override allow/deny setting.

 * @noreturn

 */

native AddAdmGroupCmdOverride(GroupId:id, const String:name[], OverrideType:type, OverrideRule:rule);

/**

 * Retrieves a group-specific command override.

 *

 * @param id			Group id.

 * @param name			String containing command name (case sensitive).

 * @param type			Override type (specific command or group).

 * @param rule			Optional pointer to store allow/deny setting.

 * @return				True if an override exists, false otherwise.

 */

native bool:GetAdmGroupCmdOverride(GroupId:id, const String:name[], OverrideType:type, &OverrideRule:rule);

/**

 * Registers an authentication identity type.  You normally never need to call this except for 

 * very specific systems.

 *

 * @param codename		Codename to use for your authentication type.

 * @noreturn

 */

native RegisterAuthIdentType(const String:name[]);

/**

 * Creates a new admin entry in the permissions cache.

 *

 * @param name			Name for this entry (does not have to be unique).

 * 						Specify an empty string for an anonymous admin.

 */

native AdminId:CreateAdmin(const String:name[]="");

/**

 * Retrieves an admin's user name as made with CreateAdmin().

 *

 * NOTE: This function can return UTF-8 strings, and will safely chop UTF-8 strings.

 *

 * @param id			AdminId of the admin.

 * @param name			String buffer to store name.

 * @param maxlength		Maximum size of string buffer.

 * @return				Number of bytes written.

 */

native GetAdminUsername(AdminId:id, const String:name[], maxlength);

/**

 * Binds an admin to an identity for fast lookup later on.  The bind must be unique.

 *

 * @param id			AdminId of the admin.

 * @param auth			Auth method to use, predefined or from RegisterAuthIdentType().

 * @param ident			String containing the arbitrary, unique identity.

 * @return				True on success, false if the auth method was not found,

 *						or ident was already taken.

 */

native bool:BindAdminIdentity(AdminId:id, const String:auth[], const String:ident[]);

/**

 * Sets whether or not a flag is enabled on an admin.

 *

 * @param id			AdminId index of the admin.

 * @param flag			Admin flag to use.

 * @param enabled		True to enable, false to disable.

 * @noreturn

 */

native SetAdminFlag(AdminId:id, AdminFlag:flag, bool:enabled);

/**

 * Returns whether or not a flag is enabled on an admin.

 *

 * @param id			AdminId index of the admin.

 * @param flag			Admin flag to use.

 * @param mode			Access mode to check.

 * @return				True if enabled, false otherwise.

 */

native bool:GetAdminFlag(AdminId:id, AdminFlag:flag, AdmAccessMode:mode);

/**

 * Returns the bitstring of access flags on an admin.

 *

 * @param id			AdminId index of the admin.

 * @param mode			Access mode to use.

 * @return				A bitstring containing which flags are enabled.

 */

native GetAdminFlags(AdminId:id, AdmAccessMode:mode);

/**

 * Adds a group to an admin's inherited group list.  Any flags the group has 

 * will be added to the admin's effective flags.

 *

 * @param id			AdminId index of the admin.

 * @param gid			GroupId index of the group.

 * @return				True on success, false on invalid input or duplicate membership.

 */

native bool:AdminInheritGroup(AdminId:id, GroupId:gid);

/**

 * Returns the number of groups this admin is a member of.

 * 

 * @param id			AdminId index of the admin.

 * @return				Number of groups this admin is a member of.

 */

native GetAdminGroupCount(AdminId:id);

/**

 * Returns group information from an admin.

 *

 * @param id        	AdminId index of the admin.

 * @param index			Group number to retrieve, from 0 to N-1, where N

 *						is the value of GetAdminGroupCount(id).

 * @param name			Buffer to store the group's name.

 *						Note: This will safely chop UTF-8 strings.

 * @param maxlength		Maximum size of the output name buffer.

 * @return				A GroupId index and a name pointer, or

 *						INVALID_GROUP_ID and NULL if an error occurred.

*/

native GroupId:GetAdminGroup(AdminId:id, index, const String:name[], maxlength) =0;

/**

 * Sets a password on an admin.

 *

 * @param id			AdminId index of the admin.

 * @param passwd		String containing the password.

 * @noreturn

 */

native SetAdminPassword(AdminId:id, const String:password[]);

/**

 * Gets an admin's password.

 *

 * @param id			AdminId index of the admin.

 * @param name			Optional buffer to store the admin's password.

 * @param maxlength		Maximum size of the output name buffer.

 *						Note: This will safely chop UTF-8 strings.

 * @return				True if there was a password set, false otherwise.

 */

native bool:GetAdminPassword(AdminId:id, const String:buffer[]="", maxlength=0);

/**

 * Attempts to find an admin by an auth method and an identity.

 *

 * @param auth			Auth method to try.

 * @param identity		Identity string to look up.

 * @return				An AdminId index if found, INVALID_ADMIN_ID otherwise.

 */

native AdminId:FindAdminByIdentity(const String:auth[], const String:identity[]);

/**

 * Removes an admin entry from the cache.

 *

 * Note: This will remove any bindings to a specific user.

 *

 * @param id			AdminId index to remove/invalidate.

 * @return				True on success, false otherwise.

 */

native bool:RemoveAdmin(AdminId:id);

/**

 * Converts a flag bit string to a bit array.

 *

 * @param bits			Bit string containing the flags.

 * @param array			Array to write the flags to.  Enabled flags will be 'true'.

 * @param maxSize		Maximum number of flags the array can store.

 * @return				Number of flags written.

 */

native FlagBitsToBitArray(bits, bool:array[], maxSize);

/**

 * Converts a flag array to a bit string.

 *

 * @param array			Array containing true or false for each AdminFlag.

 * @param maxSize		Maximum size of the flag array.

 * @return				A bit string composed of the array bits.

 */

native FlagBitArrayToBits(const bool:array[], maxSize);

/**

 * Converts an array of flags to bits.

 *

 * @param array			Array containing flags that are enabled.

 * @param numFlags		Number of flags in the array.

 * @return				A bit string composed of the array flags.

 */

native FlagArrayToBits(const AdminFlag:array[], numFlags) =0;

/**

 * Converts a bit string to an array of flags.

 *

 * @param bits			Bit string containing the flags.

 * @param array			Output array to write flags.

 * @param maxSize		Maximum size of the flag array.

 * @return				Number of flags written.

 */

native FlagBitsToArray(bits, AdminFlag:array[], maxSize) =0;

/**

 * Tests whether one admin can target another.

 *

 * @param admin			Admin doing the targetting (may be INVALID_ADMIN_ID).

 * @param target		Target admin (may be INVALID_ADMIN_ID).

 * @return				True if targetable, false if immune.

 */

native CanAdminTarget(AdminId:admin, AdminId:target);

/**

 * Converts a flag to its single bit.

 * 

 * @param flag			Flag to convert.

 * @return				Bit representation of the flag.

 */

stock FlagToBit(AdminFlag:flag)

{

	return (1<<_:flag);

}

/**

 * Converts a bit to an AdminFlag.

 *

 * @param bit			Bit to convert.

 * @param flag			Stores the converted flag by reference.

 * @return				True on success, false otherwise.

 */

stock bool:BitToFlag(bit, &AdminFlag:flag)

{

	new AdminFlag:array[1];

	if (FlagBitsToArray(bit, array, 1))

	{

		flag = array[0];

		return true;

	}

	return false;

}