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/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD 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, version 2.
* OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file script_news.cpp Implementation of ScriptNews. */
#include "../../stdafx.h"
#include "script_news.hpp"
#include "script_industry.hpp"
#include "script_station.hpp"
#include "script_map.hpp"
#include "script_town.hpp"
#include "script_error.hpp"
#include "../../command_type.h"
#include "../../string_func.h"
#include "../../safeguards.h"
/* static */ bool ScriptNews::Create(NewsType type, Text *text, ScriptCompany::CompanyID company, NewsReferenceType ref_type, uint32 reference)
{
CCountedPtr<Text> counter(text);
EnforcePrecondition(false, text != nullptr);
const char *encoded = text->GetEncodedText();
EnforcePreconditionEncodedText(false, encoded);
EnforcePrecondition(false, type == NT_ECONOMY || type == NT_SUBSIDIES || type == NT_GENERAL);
EnforcePrecondition(false, company == ScriptCompany::COMPANY_INVALID || ScriptCompany::ResolveCompanyID(company) != ScriptCompany::COMPANY_INVALID);
EnforcePrecondition(false, (ref_type == NR_NONE) ||
(ref_type == NR_TILE && ScriptMap::IsValidTile(reference)) ||
(ref_type == NR_STATION && ScriptStation::IsValidStation(reference)) ||
(ref_type == NR_INDUSTRY && ScriptIndustry::IsValidIndustry(reference)) ||
(ref_type == NR_TOWN && ScriptTown::IsValidTown(reference)));
uint8 c = company;
if (company == ScriptCompany::COMPANY_INVALID) c = INVALID_COMPANY;
if (ref_type == NR_NONE) reference = 0;
return ScriptObject::DoCommand(0, type | (ref_type << 8) | (c << 16), reference, CMD_CUSTOM_NEWS_ITEM, encoded);
}
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