source-engine/game/shared/motd.cpp

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2020-04-22 16:56:21 +00:00
//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: motd: Handles a list of message of the day entries
//
//=============================================================================
#include "cbase.h"
#include "motd.h"
#include "schemainitutils.h"
#include "rtime.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
using namespace GCSDK;
//-----------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------
CMOTDEntryDefinition::CMOTDEntryDefinition( void )
{
m_pKVMOTD = NULL;
m_PostTime = 0;
m_ChangedTime = 0;
}
//-----------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------
bool CMOTDEntryDefinition::BInitFromKV( KeyValues *pKVMOTD, CUtlVector<CUtlString> *pVecErrors )
{
m_pKVMOTD = pKVMOTD->MakeCopy();
const char *pszTime = m_pKVMOTD->GetString( "post_time", NULL );
m_PostTime = (pszTime && pszTime[0]) ? CRTime::RTime32FromString(pszTime) : 0;
pszTime = m_pKVMOTD->GetString( "last_changed_time", NULL );
m_ChangedTime = (pszTime && pszTime[0]) ? CRTime::RTime32FromString(pszTime) : 0;
return SCHEMA_INIT_SUCCESS();
}
//-----------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------
const char *CMOTDEntryDefinition::GetTitle( ELanguage eLang )
{
if ( m_pKVMOTD )
{
// See if we have a localised block for the specified language.
const char *pszLanguage = GetLanguageShortName( eLang );
if ( pszLanguage && pszLanguage[0] )
{
const char *pszText = m_pKVMOTD->GetString( CFmtStr( "title_%s", pszLanguage ), NULL );
if ( pszText && pszText[0] )
return pszText;
}
// Fall back to english
return m_pKVMOTD->GetString( "title_english", "No Title" );
}
return "No Title";
}
//-----------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------
const char *CMOTDEntryDefinition::GetText( ELanguage eLang )
{
if ( m_pKVMOTD )
{
// See if we have a localised block for the specified language.
const char *pszLanguage = GetLanguageShortName( eLang );
if ( pszLanguage && pszLanguage[0] )
{
const char *pszText = m_pKVMOTD->GetString( CFmtStr( "text_%s", pszLanguage ), NULL );
if ( pszText && pszText[0] )
return pszText;
}
// Fall back to english
return m_pKVMOTD->GetString( "text_english", "No text" );
}
return "No text";
}
//-----------------------------------------------------------------------------
//
//-----------------------------------------------------------------------------
const char *CMOTDEntryDefinition::GetHeaderTitle( ELanguage eLang )
{
if ( m_pKVMOTD )
{
// See if we have a localised block for the specified language.
const char *pszLanguage = GetLanguageShortName( eLang );
if ( pszLanguage && pszLanguage[0] )
{
const char *pszText = m_pKVMOTD->GetString( CFmtStr( "header_%s", pszLanguage ), NULL );
if ( pszText && pszText[0] )
return pszText;
}
// Fall back to english
return m_pKVMOTD->GetString( "header_english", "News" );
}
return "News";
}
// Sort by ID
int MOTDEntriesListLess( const CMOTDEntryDefinition *pLhs, const CMOTDEntryDefinition *pRhs )
{
// This is stupid, sort by the KeyID instead
return ( pLhs->GetNameInt() > pRhs->GetNameInt() );
}
//-----------------------------------------------------------------------------
// Purpose: Initializes the loot lists section of the schema
//-----------------------------------------------------------------------------
bool CMOTDManager::BInitMOTDEntries( KeyValues *pKVMOTDEntries, CUtlVector<CUtlString> *pVecErrors )
{
m_vecMOTDEntries.RemoveAll();
RTime32 iPrevTime = 0;
if ( NULL != pKVMOTDEntries )
{
FOR_EACH_TRUE_SUBKEY( pKVMOTDEntries, pKVEntry )
{
const char *listName = pKVEntry->GetName();
SCHEMA_INIT_CHECK( listName != NULL, "All MOTD entries must have titles." );
int idx = m_vecMOTDEntries.AddToTail();
SCHEMA_INIT_SUBSTEP( m_vecMOTDEntries[idx].BInitFromKV( pKVEntry, pVecErrors ) );
// Make sure the dates all move forward
SCHEMA_INIT_CHECK( m_vecMOTDEntries[idx].GetPostTime() > iPrevTime , "MOTD entry '%s' occurs prior to the previous entry.", m_vecMOTDEntries[idx].GetName() );
iPrevTime = m_vecMOTDEntries[idx].GetPostTime();
}
}
// Then sort all the MOTDs in order of their changed times, so we can easily send them
m_vecMOTDEntries.Sort( MOTDEntriesListLess );
return SCHEMA_INIT_SUCCESS();
}
//-----------------------------------------------------------------------------
// Purpose: Returns the number of MOTD entries we've got after the specified time
//-----------------------------------------------------------------------------
int CMOTDManager::GetNumMOTDAfter( RTime32 iTime )
{
FOR_EACH_VEC( m_vecMOTDEntries, i )
{
if ( m_vecMOTDEntries[i].GetChangedTime() > iTime )
{
// We've hit the first MOTD entry after this time. All following posts are assumed after.
return (m_vecMOTDEntries.Count() - i);
}
}
return 0;
}
//-----------------------------------------------------------------------------
// Remove all unused MOTD: Save memory and whatever
//-----------------------------------------------------------------------------
void CMOTDManager::PurgeUnusedMOTDEntries( KeyValues *pKVMOTDEntries )
{
// Find the latest entry name and remove all others
int iLargest = -1;
FOR_EACH_VEC_BACK( m_vecMOTDEntries, i )
{
int iMOTDindex = m_vecMOTDEntries[i].GetNameInt();
if ( iMOTDindex > iLargest )
{
iLargest = iMOTDindex;
}
}
FOR_EACH_VEC_BACK( m_vecMOTDEntries, i )
{
int iMOTDindex = m_vecMOTDEntries[i].GetNameInt();
if ( iMOTDindex < iLargest )
{
if ( pKVMOTDEntries )
{
KeyValues *pKey = pKVMOTDEntries->FindKey( m_vecMOTDEntries[i].GetName() );
if ( pKey )
{
pKVMOTDEntries->RemoveSubKey( pKey );
}
}
m_vecMOTDEntries.Remove( i );
}
}
}
//-----------------------------------------------------------------------------
// Purpose: Returns the definition for the next blog post after the specified time
//-----------------------------------------------------------------------------
CMOTDEntryDefinition *CMOTDManager::GetNextMOTDAfter( RTime32 iTime )
{
FOR_EACH_VEC( m_vecMOTDEntries, i )
{
if ( m_vecMOTDEntries[i].GetChangedTime() > iTime )
return &m_vecMOTDEntries[i];
}
return NULL;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
CMOTDEntryDefinition *CMOTDManager::GetMOTDByIndex( int iIndex )
{
if ( iIndex < 0 || iIndex > m_vecMOTDEntries.Count() )
return NULL;
return &m_vecMOTDEntries[iIndex];
}
#ifdef GC_DLL
//-----------------------------------------------------------------------------
// Handle MOTD requests job.
//-----------------------------------------------------------------------------
class CGCMOTDRequest : public CGCGameBaseJob
{
public:
CGCMOTDRequest( CGCGameBase *pGC ) : CGCGameBaseJob( pGC ) { }
bool BYieldingRunJobFromMsg( GCSDK::IMsgNetPacket *pNetPacket );
};
//-----------------------------------------------------------------------------
// Purpose: Responds to requests from the client for the current MOTD list
//-----------------------------------------------------------------------------
bool CGCMOTDRequest::BYieldingRunJobFromMsg( IMsgNetPacket *pNetPacket )
{
CGCMsg< MsgGCMOTDRequest_t > msg( pNetPacket );
ELanguage eLang = (ELanguage)msg.Body().m_eLanguage;
RTime32 iMOTDTime = msg.Body().m_nLastMOTDRequest;
// Send the response to the client
GCSDK::CGCMsg<MsgGCMOTDRequestResponse_t> msg_response( k_EMsgGCMOTDRequestResponse );
int iEntries = 0;
CMOTDEntryDefinition *pMOTD = m_pGCGameBase->GetMOTDManager().GetNextMOTDAfter( iMOTDTime );
while ( pMOTD )
{
// Stuff this MOTD into the message.
msg_response.AddStrData( pMOTD->GetName() );
msg_response.AddUintData( pMOTD->GetPostTime() );
msg_response.AddStrData( pMOTD->GetTitle( eLang ) );
msg_response.AddStrData( pMOTD->GetText( eLang ) );
msg_response.AddStrData( pMOTD->GetURL() );
msg_response.AddStrData( pMOTD->GetImage() );
msg_response.AddIntData( pMOTD->GetHeaderType() );
msg_response.AddStrData( pMOTD->GetHeaderTitle( eLang ) );
msg_response.AddStrData( pMOTD->GetHeaderIcon() );
iEntries++;
// Move on to the next message.
iMOTDTime = pMOTD->GetChangedTime();
pMOTD = m_pGCGameBase->GetMOTDManager().GetNextMOTDAfter( iMOTDTime );
}
msg_response.Body().m_nEntries = iEntries;
GGCEcon()->BSendGCMsgToClient( msg.Hdr().m_ulSteamID, msg_response );
return true;
}
GC_REG_JOB( CGCGameBase, CGCMOTDRequest, "CGCMOTDRequest", k_EMsgGCMOTDRequest, k_EServerTypeGC );
#endif // GC_DLL