Files
nzbget/daemon/extension/CommandScript.cpp
2017-03-21 23:22:54 +01:00

132 lines
3.6 KiB
C++

/*
* This file is part of nzbget. See <http://nzbget.net>.
*
* Copyright (C) 2017 Andrey Prygunkov <hugbug@users.sourceforge.net>
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "nzbget.h"
#include "CommandScript.h"
#include "Options.h"
#include "Log.h"
#include "Util.h"
#include "FileSystem.h"
static const int COMMANDPROCESS_SUCCESS = 93;
static const int COMMANDPROCESS_ERROR = 94;
bool CommandScriptController::StartScript(const char* scriptName, const char* command,
std::unique_ptr<Options::OptEntries> modifiedOptions)
{
CommandScriptController* scriptController = new CommandScriptController();
scriptController->m_script = scriptName;
scriptController->m_command = command;
scriptController->m_logId = g_CommandScriptLog->Reset();
scriptController->m_modifiedOptions = std::move(modifiedOptions);
scriptController->SetAutoDestroy(true);
scriptController->Start();
for (ScriptConfig::Script& script : g_ScriptConfig->GetScripts())
{
if (FileSystem::SameFilename(scriptName, script.GetName()))
{
return true;
}
}
return false;
}
void CommandScriptController::Run()
{
ExecuteScriptList(m_script);
}
void CommandScriptController::ExecuteScript(ScriptConfig::Script* script)
{
PrintMessage(Message::mkInfo, "Executing script %s with command %s", script->GetName(), *m_command);
SetArgs({script->GetLocation()});
BString<1024> infoName("script %s with command %s", script->GetName(), *m_command);
SetInfoName(infoName);
SetLogPrefix(script->GetDisplayName());
PrepareParams(script->GetName());
int exitCode = Execute();
infoName[0] = 'S'; // uppercase
SetLogPrefix(nullptr);
switch (exitCode)
{
case COMMANDPROCESS_SUCCESS:
PrintMessage(Message::mkInfo, "%s successful", *infoName);
break;
case COMMANDPROCESS_ERROR:
case -1: // Execute() returns -1 if the process could not be started (file not found or other problem)
PrintMessage(Message::mkError, "%s failed", *infoName);
break;
default:
PrintMessage(Message::mkError, "%s failed (terminated with unknown status)", *infoName);
break;
}
}
void CommandScriptController::PrepareParams(const char* scriptName)
{
ResetEnv();
SetEnvVar("NZBCP_COMMAND", m_command);
PrepareEnvScript(nullptr, scriptName);
}
const char* CommandScriptController::GetOptValue(const char* name, const char* value)
{
Options::OptEntry* entry = m_modifiedOptions->FindOption(name);
return entry ? entry->GetValue() : value;
}
void CommandScriptController::AddMessage(Message::EKind kind, const char * text)
{
NzbScriptController::AddMessage(kind, text);
g_CommandScriptLog->AddMessage(m_logId, kind, text);
}
int CommandScriptLog::Reset()
{
Guard guard(m_logMutex);
m_messages.clear();
return ++m_idScriptGen;
}
void CommandScriptLog::AddMessage(int scriptId, Message::EKind kind, const char * text)
{
Guard guard(m_logMutex);
// save only messages from the last started script
if (scriptId == m_idScriptGen)
{
m_messages.emplace_back(++m_idMessageGen, kind, Util::CurrentTime(), text);
}
}