clientpagermessage.cxx

这是国外的resip协议栈

#include "resip/stack/SipMessage.hxx"
#include "resip/stack/MethodTypes.hxx"
#include "resip/stack/TransactionUser.hxx"
#include "resip/stack/Security.hxx"
#include "resip/dum/PagerMessageCreator.hxx"
#include "resip/dum/DialogUsageManager.hxx"
#include "resip/dum/ClientPagerMessage.hxx"
#include "resip/dum/PagerMessageHandler.hxx"
#include "resip/dum/Dialog.hxx"
#include "resip/dum/UsageUseException.hxx"
#include "resip/dum/DumHelper.hxx"
#include "rutil/Logger.hxx"
#include "resip/stack/Helper.hxx"

using namespace resip;

#if(0)
//  for appcliation behaves like ICQ
app::onSendButtonClicked(im)
{
    disableSendButton();
    mPageManager.page(im);
}

app::onSuccess(...)
{
    enableSendButton();
}

app::onFailure(...)
{
    reportFailueToUI();
    enableSendButton();
}

//  for application behaves like MSN
app::onSendButtonClicked(im)
{
    mPageManager.page(im);
}

app::onSuccess(...)
{
    // most likely no-op
}

app::onFailure(...)
{
    reportFailueToUI();
}

//  for application behaves like MSN but wants to limit number of pages queued.
app::onSendButtonClicked(im)
{
    if(mPageManager.msgQueued() > 5 - 1)
    {
        disableSendButton();
    }
    mPageManager.page(im);
}

app::onSuccess(...)
{
    if(mPageManager.msgQueued() < 5)
    {
        enableSendButton();
    }
}

app::onFailure(...)
{
    reportFailueToUI();
    if(mPageManager.msgQueued() < 5)
    {
        enableSendButton();
    }
}
#endif

#define RESIPROCATE_SUBSYSTEM Subsystem::DUM

ClientPagerMessageHandle
ClientPagerMessage::getHandle()
{
   return ClientPagerMessageHandle(mDum, getBaseHandle().getId());
}

ClientPagerMessage::ClientPagerMessage(DialogUsageManager& dum, DialogSet& dialogSet)
   : NonDialogUsage(dum, dialogSet),
     mRequest(dialogSet.getCreator()->getLastRequest()),
     mEnded(false)
{
}

ClientPagerMessage::~ClientPagerMessage()
{
   this->clearMsgQueued();
   mDialogSet.mClientPagerMessage = 0;
}

SipMessage&
ClientPagerMessage::getMessageRequest()
{
   return *mRequest;
}

void
ClientPagerMessage::page(std::auto_ptr<Contents> contents,
                         DialogUsageManager::EncryptionLevel level)
{
    assert(contents.get() != 0);
    bool do_page = mMsgQueue.empty();
    Item item;
    item.contents = contents.release();
    item.encryptionLevel = level;
    mMsgQueue.push_back(item);
    if(do_page)
    {
       this->pageFirstMsgQueued();
    }
}

class ClientPagerMessagePageCommand : public DumCommandAdapter
{
public:
   ClientPagerMessagePageCommand(ClientPagerMessage& clientPagerMessage, 
      std::auto_ptr<Contents> contents,
      DialogUsageManager::EncryptionLevel level)
      : mClientPagerMessage(clientPagerMessage),
        mContents(contents),
        mLevel(level)
   {

   }

   virtual void executeCommand()
   {
      mClientPagerMessage.page(mContents, mLevel);
   }

   virtual std::ostream& encodeBrief(std::ostream& strm) const
   {
      return strm << "ClientPagerMessagePageCommand";
   }
private:
   ClientPagerMessage& mClientPagerMessage;
   std::auto_ptr<Contents> mContents;
   DialogUsageManager::EncryptionLevel mLevel;
};

void
ClientPagerMessage::pageCommand(std::auto_ptr<Contents> contents,
                                DialogUsageManager::EncryptionLevel level)
{
   mDum.post(new ClientPagerMessagePageCommand(*this, contents, level));
}

void
ClientPagerMessage::dispatch(const SipMessage& msg)
{
	assert(msg.isResponse());

    ClientPagerMessageHandler* handler = mDum.mClientPagerMessageHandler;
    assert(handler);

    int code = msg.header(h_StatusLine).statusCode();

    DebugLog ( << "ClientPagerMessageReq::dispatch(msg)" << msg.brief() );
    {
        assert(mMsgQueue.empty() == false);
        if (code < 200)
        {
           DebugLog ( << "ClientPagerMessageReq::dispatch - encountered provisional response" << msg.brief() );
        }
        else if (code < 300)
        {
           if(mMsgQueue.empty() == false)
           {
              delete mMsgQueue.front().contents;
              mMsgQueue.pop_front();
              if(mMsgQueue.empty() == false)
              {
                 this->pageFirstMsgQueued();
              }
              
              handler->onSuccess(getHandle(), msg);
           }
        }
        else
        {
           SipMessage errResponse;
           MsgQueue::iterator contents;
           for(contents = mMsgQueue.begin(); contents != mMsgQueue.end(); ++contents)
           {
               Contents* p = contents->contents;
               WarningLog ( << "Paging failed" << *p );
               Helper::makeResponse(errResponse, *mRequest, code);
               handler->onFailure(getHandle(), errResponse, std::auto_ptr<Contents>(p));
               contents->contents = 0;
           }
           mMsgQueue.clear();
        }
    }
}

void
ClientPagerMessage::dispatch(const DumTimeout& timer)
{
}

void
ClientPagerMessage::end()
{
   if(!mEnded)
   {
      mEnded = true;
      mDum.destroy(this);
   }
}

class ClientPagerMessageEndCommand : public DumCommandAdapter
{
public:
   ClientPagerMessageEndCommand(ClientPagerMessage& clientPagerMessage)
      : mClientPagerMessage(clientPagerMessage)
   {

   }

   virtual void executeCommand()
   {
      mClientPagerMessage.end();
   }

   virtual std::ostream& encodeBrief(std::ostream& strm) const
   {
      return strm << "ClientPagerMessageEndCommand";
   }
private:
   ClientPagerMessage& mClientPagerMessage;
};

void
ClientPagerMessage::endCommand()
{
   mDum.post(new ClientPagerMessageEndCommand(*this));
}

size_t
ClientPagerMessage::msgQueued () const
{
    return  mMsgQueue.size();
}

void
ClientPagerMessage::pageFirstMsgQueued ()
{
   assert(mMsgQueue.empty() == false);
   mRequest->header(h_CSeq).sequence()++;
   mRequest->setContents(mMsgQueue.front().contents);
   DumHelper::setOutgoingEncryptionLevel(*mRequest, mMsgQueue.front().encryptionLevel);
   DebugLog(<< "ClientPagerMessage::pageFirstMsgQueued: " << *mRequest);
   mDum.send(mRequest);
}

void
ClientPagerMessage::clearMsgQueued ()
{
   MsgQueue::iterator   contents;
   for(contents = mMsgQueue.begin(); contents != mMsgQueue.end(); ++contents)
   {
      Contents* p = contents->contents;
      delete p;
   }
   mMsgQueue.clear();
}

std::ostream& 
ClientPagerMessage::dump(std::ostream& strm) const
{
   strm << "ClientPagerMessage queued: " << mMsgQueue.size();
   return strm;
}



/* ====================================================================
 * The Vovida Software License, Version 1.0
 *
 * Copyright (c) 2000 Vovida Networks, Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the

 *    distribution.
 *
 * 3. The names "VOCAL", "Vovida Open Communication Application Library",
 *    and "Vovida Open Communication Application Library (VOCAL)" must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact [e-mail].
 *
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 *    may "VOCAL" appear in their name, without prior written
 *    permission of Vovida Networks, Inc.
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 * ====================================================================
 *
 * This software consists of voluntary contributions made by Vovida
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 * Inc.  For more information on Vovida Networks, Inc., please see
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 *
 */