RetroShare/libretroshare/src/serialiser/rsforumitems.cc
2011-01-20 17:25:30 +00:00

494 lines
12 KiB
C++

/*
* libretroshare/src/serialiser: rsforumitems.cc
*
* RetroShare Serialiser.
*
* Copyright 2007-2008 by Robert Fernie.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License Version 2 as published by the Free Software Foundation.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*
* Please report all bugs and problems to "retroshare@lunamutt.com".
*
*/
#include "serialiser/rsforumitems.h"
#include "serialiser/rsbaseserial.h"
#include "serialiser/rstlvbase.h"
// #define RSSERIAL_DEBUG 1
#include <iostream>
/*************************************************************************/
void RsForumMsg::clear()
{
RsDistribMsg::clear();
srcId.clear();
title.clear();
msg.clear();
}
std::ostream &RsForumMsg::print(std::ostream &out, uint16_t indent)
{
printRsItemBase(out, "RsForumMsg", indent);
uint16_t int_Indent = indent + 2;
RsDistribMsg::print(out, int_Indent);
printIndent(out, int_Indent);
out << "srcId: " << srcId << std::endl;
printIndent(out, int_Indent);
std::string cnv_title(title.begin(), title.end());
out << "title: " << cnv_title << std::endl;
printIndent(out, int_Indent);
std::string cnv_msg(msg.begin(), msg.end());
out << "msg: " << cnv_msg << std::endl;
printRsItemEnd(out, "RsForumMsg", indent);
return out;
}
void RsForumReadStatus::clear()
{
RsDistribChildConfig::clear();
forumId.clear();
msgReadStatus.clear();
return;
}
std::ostream& RsForumReadStatus::print(std::ostream &out, uint16_t indent = 0)
{
printRsItemBase(out, "RsForumMsg", indent);
uint16_t int_Indent = indent + 2;
RsDistribChildConfig::print(out, int_Indent);
printIndent(out, int_Indent);
out << "ForumId: " << forumId << std::endl;
printIndent(out, int_Indent);
out << "ForumId: " << forumId << std::endl;
std::map<std::string, uint32_t>::iterator mit = msgReadStatus.begin();
for(; mit != msgReadStatus.end(); mit++)
{
printIndent(out, int_Indent);
out << "msgId : " << mit->first << std::endl;
printIndent(out, int_Indent);
out << " status : " << mit->second << std::endl;
}
printRsItemEnd(out, "RsForumMsg", indent);
return out;
}
/*************************************************************************/
/*************************************************************************/
uint32_t RsForumSerialiser::sizeMsg(RsForumMsg *item)
{
uint32_t s = 8; /* header */
/* RsDistribMsg stuff */
s += GetTlvStringSize(item->grpId);
s += GetTlvStringSize(item->parentId);
s += GetTlvStringSize(item->threadId);
s += 4; /* timestamp */
/* RsForumMsg stuff */
s += GetTlvStringSize(item->srcId);
s += GetTlvWideStringSize(item->title);
s += GetTlvWideStringSize(item->msg);
return s;
}
/* serialise the data to the buffer */
bool RsForumSerialiser::serialiseMsg(RsForumMsg *item, void *data, uint32_t *pktsize)
{
uint32_t tlvsize = sizeMsg(item);
uint32_t offset = 0;
if (*pktsize < tlvsize)
return false; /* not enough space */
*pktsize = tlvsize;
bool ok = true;
ok &= setRsItemHeader(data, tlvsize, item->PacketId(), tlvsize);
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::serialiseMsg() Header: " << ok << std::endl;
std::cerr << "RsForumSerialiser::serialiseMsg() Size: " << tlvsize << std::endl;
#endif
/* skip the header */
offset += 8;
/* RsDistribMsg first */
ok &= SetTlvString(data, tlvsize, &offset, TLV_TYPE_STR_GROUPID, item->grpId);
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::serialiseMsg() grpId: " << ok << std::endl;
#endif
ok &= SetTlvString(data, tlvsize, &offset, TLV_TYPE_STR_PARENTID, item->parentId);
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::serialiseMsg() parentId: " << ok << std::endl;
#endif
ok &= SetTlvString(data, tlvsize, &offset, TLV_TYPE_STR_THREADID, item->threadId);
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::serialiseMsg() threadId: " << ok << std::endl;
#endif
ok &= setRawUInt32(data, tlvsize, &offset, item->timestamp);
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::serialiseMsg() timestamp: " << ok << std::endl;
#endif
/* RsForumMsg */
ok &= SetTlvString(data, tlvsize, &offset, TLV_TYPE_STR_PEERID, item->srcId);
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::serialiseMsg() srcId: " << ok << std::endl;
#endif
ok &= SetTlvWideString(data, tlvsize, &offset, TLV_TYPE_WSTR_TITLE, item->title);
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::serialiseMsg() Title: " << ok << std::endl;
#endif
ok &= SetTlvWideString(data, tlvsize, &offset, TLV_TYPE_WSTR_MSG, item->msg);
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::serialiseMsg() Msg: " << ok << std::endl;
#endif
if (offset != tlvsize)
{
ok = false;
std::cerr << "RsForumSerialiser::serialiseMsg() Size Error! " << std::endl;
}
return ok;
}
RsForumMsg *RsForumSerialiser::deserialiseMsg(void *data, uint32_t *pktsize)
{
/* get the type and size */
uint32_t rstype = getRsItemId(data);
uint32_t rssize = getRsItemSize(data);
uint32_t offset = 0;
if ((RS_PKT_VERSION_SERVICE != getRsItemVersion(rstype)) ||
(RS_SERVICE_TYPE_FORUM != getRsItemService(rstype)) ||
(RS_PKT_SUBTYPE_FORUM_MSG != getRsItemSubType(rstype)))
{
return NULL; /* wrong type */
}
if (*pktsize < rssize) /* check size */
return NULL; /* not enough data */
/* set the packet length */
*pktsize = rssize;
bool ok = true;
/* ready to load */
RsForumMsg *item = new RsForumMsg();
item->clear();
/* skip the header */
offset += 8;
/* RsDistribMsg first */
ok &= GetTlvString(data, rssize, &offset, TLV_TYPE_STR_GROUPID, item->grpId);
ok &= GetTlvString(data, rssize, &offset, TLV_TYPE_STR_PARENTID, item->parentId);
ok &= GetTlvString(data, rssize, &offset, TLV_TYPE_STR_THREADID, item->threadId);
ok &= getRawUInt32(data, rssize, &offset, &(item->timestamp));
/* RsForumMsg */
ok &= GetTlvString(data, rssize, &offset, TLV_TYPE_STR_PEERID, item->srcId);
ok &= GetTlvWideString(data, rssize, &offset, TLV_TYPE_WSTR_TITLE, item->title);
ok &= GetTlvWideString(data, rssize, &offset, TLV_TYPE_WSTR_MSG, item->msg);
if (offset != rssize)
{
/* error */
delete item;
return NULL;
}
if (!ok)
{
delete item;
return NULL;
}
return item;
}
/*************************************************************************/
/*************************************************************************/
uint32_t RsForumSerialiser::sizeReadStatus(RsForumReadStatus *item)
{
uint32_t s = 8; /* header */
/* RsDistribChildConfig stuff */
s += 4; /* save_type */
/* RsForumReadStatus stuff */
s += GetTlvStringSize(item->forumId);
std::map<std::string, uint32_t>::iterator mit = item->msgReadStatus.begin();
for(; mit != item->msgReadStatus.end(); mit++)
{
s += GetTlvStringSize(mit->first); /* key */
s += 4; /* value */
}
return s;
}
/* serialise the data to the buffer */
bool RsForumSerialiser::serialiseReadStatus(RsForumReadStatus *item, void *data, uint32_t *pktsize)
{
uint32_t tlvsize = sizeReadStatus(item);
uint32_t offset = 0;
if (*pktsize < tlvsize)
return false; /* not enough space */
*pktsize = tlvsize;
bool ok = true;
ok &= setRsItemHeader(data, tlvsize, item->PacketId(), tlvsize);
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::serialiseReadStatus() Header: " << ok << std::endl;
std::cerr << "RsForumSerialiser::serialiseReadStatus() Size: " << tlvsize << std::endl;
#endif
/* skip the header */
offset += 8;
/* RsDistribMsg first */
ok &= setRawUInt32(data, tlvsize, &offset, item->save_type);
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::serialiseReadStatus() save_type: " << ok << std::endl;
#endif
/* RsForumMsg */
ok &= SetTlvString(data, tlvsize, &offset, TLV_TYPE_STR_GROUPID, item->forumId);
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::serialiseReadStatus() forumId: " << ok << std::endl;
#endif
std::map<std::string, uint32_t>::iterator mit = item->msgReadStatus.begin();
for(; mit != item->msgReadStatus.end(); mit++)
{
ok &= SetTlvString(data, tlvsize, &offset, TLV_TYPE_STR_MSGID, mit->first); /* key */
ok &= setRawUInt32(data, tlvsize, &offset, mit->second); /* value */
}
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::serialiseReadStatus() msgReadStatus: " << ok << std::endl;
#endif
if (offset != tlvsize)
{
ok = false;
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::serialiseReadStatus() Size Error! " << std::endl;
#endif
}
return ok;
}
RsForumReadStatus *RsForumSerialiser::deserialiseReadStatus(void *data, uint32_t *pktsize)
{
/* get the type and size */
uint32_t rstype = getRsItemId(data);
uint32_t rssize = getRsItemSize(data);
uint32_t offset = 0;
if ((RS_PKT_VERSION_SERVICE != getRsItemVersion(rstype)) ||
(RS_SERVICE_TYPE_FORUM != getRsItemService(rstype)) ||
(RS_PKT_SUBTYPE_FORUM_READ_STATUS != getRsItemSubType(rstype)))
{
return NULL; /* wrong type */
}
if (*pktsize < rssize) /* check size */
return NULL; /* not enough data */
/* set the packet length */
*pktsize = rssize;
bool ok = true;
/* ready to load */
RsForumReadStatus *item = new RsForumReadStatus();
item->clear();
/* skip the header */
offset += 8;
/* RsDistribMsg first */
ok &= getRawUInt32(data, rssize, &offset, &(item->save_type));
/* RsForumMsg */
ok &= GetTlvString(data, rssize, &offset, TLV_TYPE_STR_GROUPID, item->forumId);
std::string key;
uint32_t value;
while(offset != rssize)
{
key.clear();
value = 0;
ok &= GetTlvString(data, rssize, &offset, TLV_TYPE_STR_MSGID, key); /* key */
/* incomplete key value pair? then fail*/
if(offset == rssize)
{
delete item;
return NULL;
}
ok &= getRawUInt32(data, rssize, &offset, &value); /* value */
item->msgReadStatus.insert(std::pair<std::string, uint32_t>(key, value));
}
if (!ok)
{
delete item;
return NULL;
}
return item;
}
/************************************************************/
uint32_t RsForumSerialiser::size(RsItem *item)
{
RsForumMsg* dfm;
RsForumReadStatus* drs;
if( NULL != ( dfm = dynamic_cast<RsForumMsg*>(item)))
{
return sizeMsg(dfm);
}
else if(NULL != (drs = dynamic_cast<RsForumReadStatus* >(item)))
{
return sizeReadStatus(drs);
}
return false;
}
bool RsForumSerialiser::serialise(RsItem *item, void *data, uint32_t *pktsize)
{
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::serialise()" << std::endl;
#endif
RsForumMsg* dfm;
RsForumReadStatus* drs;
if( NULL != ( dfm = dynamic_cast<RsForumMsg*>(item)))
{
return serialiseMsg(dfm, data, pktsize);
}
else if(NULL != (drs = dynamic_cast<RsForumReadStatus* >(item)))
{
return serialiseReadStatus(drs, data, pktsize);
}
return NULL;
}
RsItem *RsForumSerialiser::deserialise(void *data, uint32_t *pktsize)
{
#ifdef RSSERIAL_DEBUG
std::cerr << "RsForumSerialiser::deserialise()" << std::endl;
#endif
/* get the type and size */
uint32_t rstype = getRsItemId(data);
if ((RS_PKT_VERSION_SERVICE != getRsItemVersion(rstype)) ||
(RS_SERVICE_TYPE_FORUM != getRsItemService(rstype)))
{
return NULL; /* wrong type */
}
switch(getRsItemSubType(rstype))
{
case RS_PKT_SUBTYPE_FORUM_MSG:
return deserialiseMsg(data, pktsize);
break;
case RS_PKT_SUBTYPE_FORUM_READ_STATUS:
return deserialiseReadStatus(data, pktsize);
break;
default:
return NULL;
break;
}
return NULL;
}
/*************************************************************************/