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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set et sw=2 ts=2: */
/***************************************************************************
* sessionserialiser.cc
*
* Thu May 20 11:26:18 CEST 2010
* Copyright 2010 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of Pracro.
*
* Pracro 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.
*
* Pracro 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 Pracro; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "sessionserialiser.h"
#include "journalwriter.h"
#include "sessionparser.h"
#include <stdio.h>
#include <string.h>
std::string getSessionFilename(const std::string &path,
const std::string &sessionid)
{
return path + "/pracro_session." + sessionid;
}
static std::string itostr(int i)
{
char sid[32];
snprintf(sid, sizeof(sid), "%d", i);
return sid;
}
SessionSerialiser::SessionSerialiser(std::string path, Session *session)
{
this->session = session;
this->path = path;
}
void SessionSerialiser::loadStr(const std::string &xml)
{
// SessionAutolock lock(*session);
SessionParser parser;
parser.parse(xml.data(), xml.length());
JournalWriter *j = session->journal();
j->currentuser = parser.userid;
j->currentcpr = parser.patientid;
std::vector<SessionParser::Entry>::iterator i = parser.entries.begin();
while(i != parser.entries.end()) {
j->addEntry(i->resume, i->macro, i->index);
i++;
}
}
std::string SessionSerialiser::saveStr()
{
// SessionAutolock lock(*session);
std::string xml;
xml += "<?xml version='1.0' encoding='UTF-8'?>\n";
xml += "<session timestamp=\""+itostr(time(NULL))+"\" "
"id=\""+session->id()+"\">\n";
JournalWriter *journal = session->journal();
xml += " <journal patientid=\"" + journal->currentcpr +
"\" userid=\"" + journal->currentuser + "\">\n";
std::map< int, JournalWriter::ResumeEntry >::iterator i =
journal->entrylist.begin();
while(i != journal->entrylist.end()) {
xml += " <entry index=\""+itostr(i->first) + "\""
" macro=\"" + i->second.macro + "\">\n";
xml += " <resume>" + i->second.resume + "</resume>\n";
xml += " </entry>\n";
i++;
}
xml += " </journal>\n";
xml += "</session>\n";
return xml;
}
void SessionSerialiser::load()
{
// read xml from file
std::string filename = getSessionFilename(path, session->id());
FILE *fp = fopen(filename.c_str(), "r");
char xml[2048];
memset(xml, 0, sizeof(xml));
fread(xml, sizeof(xml), 1, fp);
fclose(fp);
loadStr(xml);
// delete file
unlink(filename.c_str());
}
void SessionSerialiser::save()
{
std::string filename = getSessionFilename(path, session->id());
std::string xml = saveStr();
// write xml to file
FILE *fp = fopen(filename.c_str(), "w");
fwrite(xml.data(), xml.size(), 1, fp);
fclose(fp);
}
#ifdef TEST_SESSIONSERIALISER
//deps: session.cc journalwriter.cc debug.cc configuration.cc mutex.cc journal_commit.cc sessionparser.cc saxparser.cc
//cflags: -I.. $(PTHREAD_CFLAGS) $(EXPAT_CFLAGS)
//libs: $(PTHREAD_LIBS) $(EXPAT_LIBS)
#include "test.h"
#define SID "42"
#define SPATH "/tmp"
TEST_BEGIN;
std::string xml;
{
Session session(SID);
JournalWriter *j = session.journal();
j->addEntry("some text", "macro1", 0);
j->addEntry("some more text", "macro2", 2);
j->addEntry("yet some more text", "macro3", 1);
SessionSerialiser s(SPATH, &session);
xml = s.saveStr();
s.loadStr(xml);
std::string xml2 = s.saveStr();
TEST_EQUAL_STR(xml, xml2, "Compare");
}
{
Session session(SID);
JournalWriter *j = session.journal();
j->addEntry("some text", "macro1", 0);
j->addEntry("some more text", "macro2", 2);
j->addEntry("yet some more text", "macro3", 1);
SessionSerialiser s(SPATH, &session);
xml = s.saveStr();
}
{
Session session(SID);
SessionSerialiser s(SPATH, &session);
s.loadStr(xml);
std::string xml2 = s.saveStr();
TEST_EQUAL_STR(xml, xml2, "Compare");
}
{
Session session(SID);
JournalWriter *j = session.journal();
j->addEntry("some text", "macro1", 0);
j->addEntry("some more text", "macro2", 2);
j->addEntry("yet some more text", "macro3", 1);
SessionSerialiser s(SPATH, &session);
s.save();
}
{
Session session(SID);
SessionSerialiser s(SPATH, &session);
s.load();
std::string xml2 = s.saveStr();
TEST_EQUAL_STR(xml, xml2, "Compare");
}
TEST_END;
#endif/*TEST_SESSIONSERIALISER*/
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