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// Copyright (c) 1999 Peter Karlsson
//
// $Id: fdapxread.cpp,v 1.6 1999/07/18 13:08:14 peter Exp $
//
// 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, version 2
//
// 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, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#include <string>
#include <iostream.h>
#include <time.h>
#include <stdio.h>
#include "fdapxread.h"
#include "utility.h"
#if defined(UNIX)
# define DIRSEP '/'
#else
# define DIRSEP '\\'
#endif
FdApxRead::FdApxRead(const char *path, unsigned areanum)
{
areapath = strdup(path);
areanumber = areanum;
}
FdApxRead::~FdApxRead()
{
if (areapath) delete areapath;
}
bool FdApxRead::Transfer(time_t starttime, StatEngine &destination)
{
// Check that we got the path correctly in initialization
if (!areapath)
{
cerr << "Internal error: Area path was not allocated properly" << endl;
return false;
}
// Check that the folder number is valid
if (areanumber < 1 || areanumber > 1999)
{
cerr << "Error: Invalid area number choosen (must be between 1-1999)"
<< endl;
return false;
}
// Open the message area files
// msgstat.apx - contains a record of area info
string basepath = string(areapath);
if (DIRSEP != basepath[basepath.length() - 1])
basepath += DIRSEP;
string filepath = basepath + "msgstat.apx";
FILE *msgstat = fopen(filepath.c_str(), "rb");
if (!msgstat)
{
cerr << "Error: Cannot open " << filepath << endl;
return false;
}
msgstatapx_s msgstatapx;
if (1 != fread(&msgstatapx, sizeof (msgstatapx_s), 1, msgstat))
{
cerr << "Error: Couldn't read from " << filepath << endl;
return false;
}
fclose(msgstat);
if (Fdapx_msgbaseversion != msgstatapx.msgbaseversion)
{
cerr << "Error: Illegal FDAPX/w message base version" << endl;
return false;
}
filepath = basepath + "msghdr.apx";
FILE *msghdr = fopen(filepath.c_str(), "rb");
if (!msghdr)
{
cerr << "Error: Cannot open " << filepath << endl;
return false;
}
filepath = basepath + "msgtxt.apx";
FILE *msgtxt = fopen(filepath.c_str(), "rb");
if (!msgstat)
{
cerr << "Error: Cannot open " << filepath << endl;
return false;
}
// Read messages one by one
bool stay = true;
msghdrapx_s msghdrapx;
unsigned msgnum = 0, high = msgstatapx.totalmsgs[areanumber - 1];
char *buf, *ctrlbuf;
while (stay)
{
if (1 != fread(&msghdrapx, sizeof (msghdrapx), 1, msghdr))
{
// Nothing more to read, we are done
stay = false;
break;
}
if (msghdrapx.foldernumber == areanumber &&
0 == (msghdrapx.statusflags & Fdapx_deleted))
{
// This is message is in the correct folder
msgnum ++;
cout << 100 * msgnum / high << "% done\r";
if (high == msgnum) stay = false;
// Check if message is too old
if (msghdrapx.statusflags & Fdapx_local)
{
if ((time_t) msghdrapx.timewritten < starttime)
goto out;
}
else if ((time_t) msghdrapx.timesentrcvd < starttime)
goto out;
// Retrieve message body (includes kludges)
fseek(msgtxt, msghdrapx.txtpos, SEEK_SET);
buf = new char[msghdrapx.txtsize + 1];
if (!buf)
{
cerr << "Unable to allocate memory for message body (msg #"
<< msgnum << ')' << endl;
goto out;
}
fread(buf, msghdrapx.txtsize, 1, msgtxt);
buf[msghdrapx.txtsize] = 0;
ctrlbuf = new char[msghdrapx.txtsize + 1];
if (!ctrlbuf)
{
cerr << "Unable to allocate memory for control data (msg #"
<< msgnum << ')' << endl;
}
// Separate kludges from text
fixupctrlbuffer(buf, ctrlbuf);
destination.AddData(string(msghdrapx.sendername),
string(msghdrapx.recipientname),
string(msghdrapx.subject),
string(ctrlbuf), string(buf),
msghdrapx.timewritten,
(msghdrapx.statusflags & Fdapx_local)
? msghdrapx.timewritten
: msghdrapx.timesentrcvd);
delete buf;
delete ctrlbuf;
out:;
}
}
fclose(msgtxt);
fclose(msghdr);
return true;
}
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