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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nill; c-basic-offset: 8 -*- */
/*
* Copyright (C) 2004 Imendio AB
* Copyright (C) 2002-2003 CodeFactory AB
* Copyright (C) 2002-2003 Richard Hult <richard@imendio.com>
* Copyright (C) 2002 Mikael Hallendal <micke@imendio.com>
*
* 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; either version 2 of the
* License, or (at your option) any later version.
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <config.h>
#include <gmodule.h>
#include <libxml/parser.h>
#include <string.h>
#include <libplanner/mrp-file-module.h>
#include <libplanner/mrp-private.h>
#include "mrp-paths.h"
#include "mrp-old-xml.h"
typedef enum {
XML_TYPE_UNKNOWN,
XML_TYPE_MRP_1,
XML_TYPE_MRP_0_6,
XML_TYPE_MRP_0_5_1
} XmlType;
void init (MrpFileModule *module,
MrpApplication *application);
static gboolean xml_read_context (xmlParserCtxt *ctxt,
MrpProject *project,
GError **error);
static gboolean xml_read_string (MrpFileReader *reader,
const gchar *str,
MrpProject *project,
GError **error);
static XmlType xml_locate_type (xmlDoc *doc);
static gboolean xml_validate (xmlDoc *doc,
const gchar *dtd_path);
static gboolean
xml_read_context (xmlParserCtxt *ctxt,
MrpProject *project,
GError **error)
{
xmlDoc *doc;
gboolean ret_val;
xmlParseDocument (ctxt);
doc = ctxt->myDoc;
if (!doc) {
g_warning ("Could not read XML.");
return FALSE;
}
if (!ctxt->wellFormed) {
g_warning ("Document not well formed.");
xmlFreeDoc (doc);
return FALSE;
}
switch (xml_locate_type (doc)) {
case XML_TYPE_MRP_1:
g_print ("Isn't implemented yet\n");
ret_val = FALSE;
break;
case XML_TYPE_MRP_0_6:
case XML_TYPE_MRP_0_5_1:
ret_val = mrp_old_xml_parse (project, doc, error);
break;
default:
ret_val = FALSE;
break;
};
xmlFreeDoc (doc);
return ret_val;
}
static gboolean
xml_read_string (MrpFileReader *reader,
const gchar *str,
MrpProject *project,
GError **error)
{
xmlParserCtxt *ctxt;
gboolean ret_val;
g_return_val_if_fail (str != NULL, FALSE);
ctxt = xmlCreateDocParserCtxt ((xmlChar* ) str);
if (!ctxt) {
return FALSE;
}
ret_val = xml_read_context (ctxt, project, error);
xmlFreeParserCtxt (ctxt);
return ret_val;
}
static XmlType
xml_locate_type (xmlDoc *doc)
{
XmlType ret_val = XML_TYPE_UNKNOWN;
gchar *filename;
filename = mrp_paths_get_dtd_dir ("mrproject-0.6.dtd");
if (xml_validate (doc, filename)) {
ret_val = XML_TYPE_MRP_0_6;
} else {
g_free (filename);
filename = mrp_paths_get_dtd_dir ("mrproject-0.5.1.dtd");
if (xml_validate (doc, filename)) {
ret_val = XML_TYPE_MRP_0_5_1;
}
}
g_free (filename);
return ret_val;
}
static gboolean
xml_validate (xmlDoc *doc, const gchar *dtd_path)
{
xmlValidCtxt cvp;
xmlDtd *dtd;
gboolean ret_val;
g_return_val_if_fail (doc != NULL, FALSE);
g_return_val_if_fail (dtd_path != NULL, FALSE);
memset (&cvp, 0, sizeof (cvp));
dtd = xmlParseDTD (NULL, dtd_path);
ret_val = xmlValidateDtd (&cvp, doc, dtd);
xmlFreeDtd (dtd);
return ret_val;
}
G_MODULE_EXPORT void
init (MrpFileModule *module, MrpApplication *application)
{
MrpFileReader *reader;
reader = g_new0 (MrpFileReader, 1);
reader->module = module;
reader->priv = NULL;
reader->read_string = xml_read_string;
imrp_application_register_reader (application, reader);
}
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