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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* transactionparser.cc
*
* Fri Aug 31 09:30:06 CEST 2007
* Copyright 2007 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 "transactionparser.h"
#include <stdio.h>
#include <string.h>
#include <expat.h>
#include <string>
#include <map>
#include "debug.h"
#include "exception.h"
static void error(const char* fmt, ...)
{
PRACRO_ERR_LOG(transactionparser, "Error in TransactionParser: ");
{
va_list argp;
va_start(argp, fmt);
PRACRO_ERR_LOG_VA(macro, fmt, argp);
va_end(argp);
fprintf(stderr, "\n");
}
{
char *p;
va_list argp;
va_start(argp, fmt);
if(vasprintf(&p, fmt, argp) != -1) {
throw Exception("Error in TransactionParser: " + std::string(p));
free(p);
}
va_end(argp);
}
}
TransactionParser::TransactionParser(Transaction *transaction)
{
this->transaction = transaction;
done = false;
totalbytes = 0;
}
void TransactionParser::startTag(std::string name, std::map< std::string, std::string> attributes)
{
if(name == "pracro") {
transaction->user = attributes["user"];
transaction->cpr = attributes["cpr"];
transaction->version = attributes["version"];
}
if(name == "request") {
Request r;
r.templ = attributes["template"];
r.macro = attributes["macro"];
transaction->requests.push_back(r);
}
if(name == "commit") {
Commit c;
c.templ = attributes["template"];
c.macro = attributes["macro"];
c.version = attributes["version"];
transaction->commits.push_back(c);
}
if(name == "field") {
if(!transaction->commits.size()) error("Field without a commit tag!");
if(attributes.find("name") == attributes.end()) error("Field is missing 'name' attribute");
if(attributes.find("value") == attributes.end()) error("Field is missing 'value' attribute");
transaction->commits.back().fields[attributes["name"]] = attributes["value"];
}
}
void TransactionParser::parseError(char *buf, size_t len, std::string error, int lineno)
{
PRACRO_ERR_LOG(transactionparser, "TransactionParser error at line %d: %s\n",
lineno, error.c_str());
PRACRO_ERR_LOG(transactionparser, "\tBuffer %u bytes: [", len);
if(fwrite(buf, len, 1, stderr) != len) {}
PRACRO_ERR_LOG(transactionparser, "]\n");
char *slineno;
if(asprintf(&slineno, " at line %d\n", lineno) != -1) {
throw Exception(error + slineno);
free(slineno);
}
}
#ifdef TEST_TRANSACTIONPARSER
static char xml_minimal[] =
"<?xml version='1.0' encoding='UTF-8'?>\n"
"<pracro/>\n"
;
static char xml_request[] =
"<?xml version='1.0' encoding='UTF-8'?>\n"
"<pracro version=\"1.0\" user=\"testuser\" cpr=\"1505050505\">\n"
" <request macro=\"test\" template=\"test\"/>\n"
"</pracro>\n"
;
static char xml_commit[] =
"<?xml version='1.0' encoding='UTF-8'?>\n"
"<pracro version=\"1.0\" user=\"testuser\" cpr=\"1505050505\">\n"
" <commit version=\"\" macro=\"referral\" template=\"amd_forunders\" >\n"
" <field value=\"Some docs\" name=\"referral.doctor\"/>\n"
" <field value=\"DIMS\" name=\"referral.diagnosecode\"/>\n"
" <field value=\"Avs\" name=\"referral.diagnose\"/>\n"
" </commit>\n"
"</pracro>\n"
;
static char xml_fail[] =
"<?xml version='1.0' encoding='UTF-8'?>\n"
"<pracro version=\"1.0\" user=\"testuser\" cpr=\"1505050505\">\n"
" <request macro=\"test template=\"test\"/>\n"
"</pracro>\n"
;
int main()
{
// Test minimal
try {
Transaction transaction;
TransactionParser parser(&transaction);
parser.parse(xml_minimal, strlen(xml_minimal));
} catch(Exception &e) {
printf("ERROR: %s\n", e.what());
return 1;
}
// Test request
try {
Transaction transaction;
TransactionParser parser(&transaction);
parser.parse(xml_request, strlen(xml_request));
} catch(Exception &e) {
printf("ERROR: %s\n", e.what());
return 1;
}
// Test commit
try {
Transaction transaction;
TransactionParser parser(&transaction);
parser.parse(xml_commit, strlen(xml_commit));
} catch(Exception &e) {
printf("ERROR: %s\n", e.what());
return 1;
}
// Test parse error (should throw an exception)
try {
Transaction transaction;
TransactionParser parser(&transaction);
parser.parse(xml_fail, strlen(xml_fail));
} catch(Exception &e) {
printf("ERROR: %s\n", e.what());
goto onandon;
}
printf("We should fail here...\n");
return 1;
onandon:
return 0;
}
#endif/*TEST_TRANSACTIONPARSER*/
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