staterecordgreeting.cxx

SIP（Session Initiation Protocol）是由IETF定义

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static const char* const StateRecordGreeting_cpp_Version = 
"$Id: StateRecordGreeting.cxx,v 1.3 2002/12/27 23:05:10 dwildes Exp $";
#include "StateRecordGreeting.h"
#include <sys/stat.h>
#include <unistd.h>

///
StateRecordGreeting::StateRecordGreeting (string Name):StateVM (Name)
{
}

///
StateRecordGreeting::~StateRecordGreeting ()
{
}

/// Records a greeting from user
int
StateRecordGreeting::Process (VmSession * session)
{
  setSession(session);
  m_xEventSources.push_back (session->getLine ());
  m_xEventSources.push_back (&m_xRecordTimer);

  m_xRecordTimer.set (60000, 0);

  m_xRecordTimer.start ();

  string tempTpl = session->getCfg ()->m_xTempRoot + "VoiceMessage.XXXXXX";
  m_xRecorderFileName = session->CreateTemp (tempTpl.c_str ());
  session->getLine ()->getVmcp ()->recordFile (m_xRecorderFileName.c_str());
  session->getLine ()->getVmcp ()->startRecord ();
  return StateVM::Process (session);
}

/// Process the event
int
StateRecordGreeting::ProcessLine (pEvent evt)
{
  switch (evt->getType ())
  {
      case eventVmcpClose:
	cpLog (LOG_DEBUG, "Recording stopped by close.");
	SaveGreeting ();
	return StateReturn;
      default:
	return StateVM::ProcessLine (evt);
  }
}

/// Process a Recorder event
int
StateRecordGreeting::ProcessRecorder (pEvent evt)
{
  switch (evt->getType ())
  {
      case eventVmcpRecordCompleted:
	cpLog (LOG_DEBUG, "Recording stopped by event.");
	SaveGreeting ();
	return StateReturn;
      default:
	return StateVM::ProcessRecorder (evt);
  }
}

/// Process a Timer Event
int
StateRecordGreeting::ProcessTimer (pEvent evt)
{
  cpLog (LOG_DEBUG, "Recording stopped by timer.");
  getSession()->getLine()->getVmcp()->stopRecord();
/**              SendMessage();   */
  return StateReturn;
}

/// Saves a greeting
void
StateRecordGreeting::SaveGreeting ()
{
  struct stat stat_p;
  ::stat (m_xRecorderFileName.c_str (), &stat_p);
  if (stat_p.st_size < 24000)
  {
    cpLog (LOG_DEBUG, "Greeting is less than 3 seconds. Ignored");
    return;
  }
  string commandLine =
    "cp " + m_xRecorderFileName + " " + ((VmSession *)getSession())->getCfg ()->m_xHomeRoot +
    ((VmSession *)getSession())->getUser () + "/greeting.wav";
  system (commandLine.c_str ());
}