amxmodx/dlls/ns/utils.cpp

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2014-08-04 14:35:12 +04:00
// vim: set ts=4 sw=4 tw=99 noet:
//
// AMX Mod X, based on AMX Mod by Aleksander Naszko ("OLO").
// Copyright (C) The AMX Mod X Development Team.
//
// This software is licensed under the GNU General Public License, version 3 or higher.
// Additional exceptions apply. For full license details, see LICENSE.txt or visit:
// https://alliedmods.net/amxmodx-license
//
// Natural Selection Module
//
#include "amxxmodule.h"
#include "ns.h"
#include "utilfunctions.h"
#include "CPlayer.h"
/**
* Scans through all hives and finds the one currently building
*/
int UTIL_FindBuildingHive(void)
{
edict_t *Entity=NULL;
while ((Entity = UTIL_FindEntityByString(Entity,"classname","team_hive")))
{
// is alive active not fully built
if (Entity->v.health > 0 && Entity->v.solid > 0 && Entity->v.fuser1 < 1000)
{
return ENTINDEX_NEW(Entity);
}
}
return 0;
}
edict_t *UTIL_FindEntityByString(edict_t *Start, const char *Keyword, const char *Value)
{
edict_t *Entity;
Entity=FIND_ENTITY_BY_STRING(Start, Keyword, Value);
if(!FNullEnt(Entity))
{
return Entity;
}
return NULL;
}
/**
* Returns TRUE if the provided native is used in a loaded plugin
* FALSE otherwise.
*/
BOOL UTIL_CheckForNative(const char *NativeName)
{
AMX *amx;
char blah[64];
int FunctionIndex;
int i=0;
strncpy(blah,NativeName,63);
// Loop through all running scripts
while((amx=MF_GetScriptAmx(i++))!=NULL)
{
// Scan for native
if (MF_AmxFindNative(amx, blah, &FunctionIndex) == AMX_ERR_NONE)
{
// Native was found.
return TRUE;
}
}
return FALSE; // no native found in any loaded script
}
/**
* Scans an amxx plugin for a public
* returns whether or not that public exists
*/
BOOL UTIL_CheckForPublic(const char *publicname)
{
AMX *amx;
char blah[64];
int FunctionIndex;
int i=0;
strncpy(blah,publicname,63);
// Loop through all running scripts
while((amx=MF_GetScriptAmx(i++))!=NULL)
{
// Scan for public
if (MF_AmxFindPublic(amx, blah, &FunctionIndex) == AMX_ERR_NONE)
{
// Public was found.
return TRUE;
}
}
return FALSE; // no public found in any loaded script
}
CPlayer *UTIL_PlayerByCID(int CID)
{
int i=0;
while (i++<gpGlobals->maxClients)
{
if (GETPLAYERUSERID(g_player[i].GetEdict())==CID)
{
return &g_player[i];
}
}
return NULL;
}
/**
* Converts a log string (eg: "sawce<1><STEAM_0:1:4560311><marine1team>")
* into a player index
*/
int UTIL_LogToIndex(const char *LogLine)
{
char NameBuffer[33] ; // Temporary buffer to store the CID String
char *StrLocation; // Location in the LogLine pointer
unsigned int Count=0; // Count for how many <'s we've passed
size_t Length; // Length of LogLine
Length=strlen(LogLine);
StrLocation=const_cast<char *>(LogLine) + Length; // Should now point to the last >
while (Length--)
{
if (*StrLocation--=='<')
{
if (++Count==3) // 3rd match is end of CID
{
break;
}
}
}
if (Count!=3) // Invalid name somehow??
{
return 0;
}
if (Length > 32) // The name is too long somehow? stop here...
{
return 0;
}
strncpy(NameBuffer,LogLine,Length);
Count=0;
while ((int)Count++<gpGlobals->maxClients)
{
if (strcmp(NameBuffer,STRING(INDEXENT_NEW(Count)->v.netname))==0)
{
return Count;
}
}
return 0;
}
char *UTIL_ToLowerCase(const char *str)
{
size_t len = strlen(str);
char *buffer = new char[len + 1];
for (size_t i = 0; i < len; i++)
{
if (str[i] >= 'A' && str[i] <= 'Z')
buffer[i] = tolower(str[i]);
else
buffer[i] = str[i];
}
buffer[len] = '\0';
return buffer;
}