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/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
/* If you are missing that file, acquire a complete release at teeworlds.com. */
#include <base/math.h>
#include <engine/config.h>
#include <engine/console.h>
#include <engine/shared/config.h>
#include "friends.h"
CFriends::CFriends()
{
mem_zero(m_aFriends, sizeof(m_aFriends));
}
void CFriends::ConAddFriend(IConsole::IResult *pResult, void *pUserData)
{
CFriends *pSelf = (CFriends *)pUserData;
pSelf->AddFriend(pResult->GetString(0), pResult->GetString(1));
}
void CFriends::ConRemoveFriend(IConsole::IResult *pResult, void *pUserData)
{
CFriends *pSelf = (CFriends *)pUserData;
pSelf->RemoveFriend(pResult->GetString(0), pResult->GetString(1));
}
void CFriends::Init()
{
IConfig *pConfig = Kernel()->RequestInterface<IConfig>();
if(pConfig)
pConfig->RegisterCallback(ConfigSaveCallback, this);
IConsole *pConsole = Kernel()->RequestInterface<IConsole>();
if(pConsole)
{
pConsole->Register("add_friend", "ss", CFGFLAG_CLIENT, ConAddFriend, this, "Add a friend");
pConsole->Register("remove_Friend", "ss", CFGFLAG_CLIENT, ConRemoveFriend, this, "Remove a friend");
}
}
const CFriendInfo *CFriends::GetFriend(int Index) const
{
return &m_aFriends[max(0, Index%m_NumFriends)];
}
bool CFriends::IsFriend(const char *pName, const char *pClan) const
{
for(int i = 0; i < m_NumFriends; ++i)
{
if(!str_comp(m_aFriends[i].m_aName, pName) && !str_comp(m_aFriends[i].m_aClan, pClan))
return true;
}
return false;
}
void CFriends::AddFriend(const char *pName, const char *pClan)
{
if(m_NumFriends == MAX_FRIENDS)
return;
// make sure we don't have the friend already
for(int i = 0; i < m_NumFriends; ++i)
{
if(!str_comp(m_aFriends[i].m_aName, pName) && !str_comp(m_aFriends[i].m_aClan, pClan))
return;
}
str_copy(m_aFriends[m_NumFriends].m_aName, pName, sizeof(m_aFriends[m_NumFriends].m_aName));
str_copy(m_aFriends[m_NumFriends].m_aClan, pClan, sizeof(m_aFriends[m_NumFriends].m_aClan));
++m_NumFriends;
}
void CFriends::RemoveFriend(const char *pName, const char *pClan)
{
for(int i = 0; i < m_NumFriends; ++i)
{
if(!str_comp(m_aFriends[i].m_aName, pName) && !str_comp(m_aFriends[i].m_aClan, pClan))
{
RemoveFriend(i);
return;
}
}
}
void CFriends::RemoveFriend(int Index)
{
if(Index >= 0 && Index < m_NumFriends)
{
mem_move(&m_aFriends[Index], &m_aFriends[Index+1], sizeof(CFriendInfo)*(m_NumFriends-(Index+1)));
--m_NumFriends;
}
return;
}
void CFriends::ConfigSaveCallback(IConfig *pConfig, void *pUserData)
{
CFriends *pSelf = (CFriends *)pUserData;
char aBuf[128];
const char *pEnd = aBuf+sizeof(aBuf)-4;
for(int i = 0; i < pSelf->m_NumFriends; ++i)
{
str_copy(aBuf, "add_friend ", sizeof(aBuf));
const char *pSrc = pSelf->m_aFriends[i].m_aName;
char *pDst = aBuf+str_length(aBuf);
*pDst++ = '"';
while(*pSrc && pDst < pEnd)
{
if(*pSrc == '"' || *pSrc == '\\') // escape \ and "
*pDst++ = '\\';
*pDst++ = *pSrc++;
}
*pDst++ = '"';
*pDst++ = ' ';
pSrc = pSelf->m_aFriends[i].m_aClan;
*pDst++ = '"';
while(*pSrc && pDst < pEnd)
{
if(*pSrc == '"' || *pSrc == '\\') // escape \ and "
*pDst++ = '\\';
*pDst++ = *pSrc++;
}
*pDst++ = '"';
*pDst++ = 0;
pConfig->WriteLine(aBuf);
}
}
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