/**

 * adminhelp.sp

 * Displays and searches SourceMod commands and descriptions.

 * This file is part of SourceMod, Copyright (C) 2004-2007 AlliedModders LLC

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 * 

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

 *

 * Version: $Id$

 */

#pragma semicolon 1

#include <sourcemod>

#define COMMANDS_PER_PAGE	10

public Plugin:myinfo = 

{

	name = "Admin Help",

	author = "AlliedModders LLC",

	description = "Display command information",

	version = SOURCEMOD_VERSION,

	url = "http://www.sourcemod.net/"

};

public OnPluginStart()

{

	LoadTranslations("common.phrases");

	LoadTranslations("adminhelp.phrases");

	RegConsoleCmd("sm_help", HelpCmd, "Displays SourceMod commands and descriptions");

	RegConsoleCmd("sm_searchcmd", HelpCmd, "Searches SourceMod commands");

}

public Action:HelpCmd(client, args)

{

	decl String:arg[64], String:CmdName[20];

	new PageNum = 1;

	new bool:DoSearch;

	GetCmdArg(0, CmdName, sizeof(CmdName));

	if (GetCmdArgs() >= 1)

	{

		GetCmdArg(1, arg, sizeof(arg));

		StringToIntEx(arg, PageNum);

		PageNum = (PageNum <= 0) ? 1 : PageNum;

	}

	DoSearch = (strcmp("sm_help", CmdName) == 0) ? false : true;

	if (GetCmdReplySource() == SM_REPLY_TO_CHAT)

	{

		ReplyToCommand(client, "[SM] %t", "See console for output");

	}

	decl String:Name[64];

	decl String:Desc[255];

	decl String:NoDesc[128];

	new Flags;

	new Handle:CmdIter = GetCommandIterator();

	FormatEx(NoDesc, sizeof(NoDesc), "%t", "No description available");

	if (DoSearch)

	{

		new i = 1;

		while (ReadCommandIterator(CmdIter, Name, sizeof(Name), Flags, Desc, sizeof(Desc)))

		{

			if ((StrContains(Name, arg, false) != -1) && CheckCommandAccess(client, Name, Flags))

			{

				PrintToConsole(client, "[%03d] %s - %s", i++, Name, (Desc[0] == '\0') ? NoDesc : Desc);

			}

		}

		if (i == 1)

		{

			PrintToConsole(client, "%t", "No matching results found");

		}

	} else {

		PrintToConsole(client, "%t", "SM help commands");		

		/* Skip the first N commands if we need to */

		if (PageNum > 1)

		{

			new i;

			new EndCmd = (PageNum-1) * COMMANDS_PER_PAGE - 1;

			for (i=0; ReadCommandIterator(CmdIter, Name, sizeof(Name), Flags, Desc, sizeof(Desc)) && i<EndCmd; )

			{

				if (CheckCommandAccess(client, Name, Flags))

				{

					i++;

				}

			}

			if (i == 0)

			{

				PrintToConsole(client, "%t", "No commands available");

				CloseHandle(CmdIter);

				return Plugin_Handled;

			}

		}

		/* Start printing the commands to the client */

		new i;

		new StartCmd = (PageNum-1) * COMMANDS_PER_PAGE;

		for (i=0; ReadCommandIterator(CmdIter, Name, sizeof(Name), Flags, Desc, sizeof(Desc)) && i<COMMANDS_PER_PAGE; )

		{

			if (CheckCommandAccess(client, Name, Flags))

			{

				i++;

				PrintToConsole(client, "[%03d] %s - %s", i+StartCmd, Name, (Desc[0] == '\0') ? NoDesc : Desc);

			}

		}

		if (i == 0)

		{

			PrintToConsole(client, "%t", "No commands available");

		} else {

			PrintToConsole(client, "%t", "Entries n - m in page k", StartCmd+1, i+StartCmd, PageNum);

		}

		/* Test if there are more commands available */

		if (ReadCommandIterator(CmdIter, Name, sizeof(Name), Flags, Desc, sizeof(Desc)) && CheckCommandAccess(client, Name, Flags))

		{

			PrintToConsole(client, "%t", "Type sm_help to see more", PageNum+1);

		}

	}

	CloseHandle(CmdIter);

	return Plugin_Handled;

}