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/*
* Copyright (C) 2007 - 2011 Vivien Malerba <malerba@gnome-db.org>
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <libgda/libgda.h>
#include <libgda-xslt.h>
#include <libxslt/xsltutils.h>
gchar *inputfile = NULL;
gchar *outputfile = NULL;
gchar *xslfile = NULL;
gchar *dsn = NULL;
static GOptionEntry entries[] = {
{ "in", 'i', 0, G_OPTION_ARG_STRING, &inputfile, "Input file", NULL},
{ "out", 'o', 0, G_OPTION_ARG_STRING, &outputfile, "Output file", NULL},
{ "xsl", 'x', 0, G_OPTION_ARG_STRING, &xslfile, "XSL file", NULL},
{ "dsn", 'd', 0, G_OPTION_ARG_STRING, &dsn, "Data source name", NULL},
{ NULL }
};
static int sqlxslt_process_xslt_file_ext (GdaXsltExCont *sql_ctx,
const char *inputFile,
const char *xslFileName,
const char *outputFileName);
int
main (int argc, char *argv[])
{
GdaConnection *cnc;
GError *error = NULL;
GOptionContext *context;
context = g_option_context_new ("LibgdaXsltProc");
g_option_context_add_main_entries (context, entries, NULL);
if (!g_option_context_parse (context, &argc, &argv, &error)) {
g_print ("Can't parse arguments: %s", error->message);
exit (EXIT_FAILURE);
}
g_option_context_free (context);
if (!inputfile) {
g_print ("Missing input file (use --help option)\n");
exit (EXIT_FAILURE);
}
if (!outputfile) {
g_print ("Missing output file (use --help option)\n");
exit (EXIT_FAILURE);
}
if (!xslfile) {
g_print ("Missing XSL file (use --help option)\n");
exit (EXIT_FAILURE);
}
if (!dsn) {
g_print ("Missing Data source name, using the default \"SalesTest\"\n");
dsn = "SalesTest";
}
gda_init ();
/* open connection */
cnc = gda_connection_open_from_dsn (dsn, NULL, GDA_CONNECTION_OPTIONS_NONE, &error);
if (!cnc) {
g_print ("Could not open connection to DSN '%s': %s\n", dsn,
error && error->message ? error->message : "No detail");
exit (EXIT_FAILURE);
}
/* run XSL transform */
GdaXsltExCont *sql_ctx;
int ret;
sql_ctx = gda_xslt_create_context_simple (cnc, &error);
if (!sql_ctx) {
g_print ("gda_xslt_create_context_simple error: %s\n",
error && error->message ? error->message : "No detail");
exit (EXIT_FAILURE);
}
ret = sqlxslt_process_xslt_file_ext (sql_ctx, inputfile, xslfile, outputfile);
g_print ("Checking the sql execution context\n");
if (sql_ctx->error)
g_print ("exec error: %s\n",
sql_ctx->error->message ? sql_ctx->error->message : "No detail");
else
g_print("No error on the sql extension\n");
ret = gda_xslt_finalize_context (sql_ctx);
/* close connection */
g_object_unref (G_OBJECT (cnc));
return EXIT_SUCCESS;
}
/*
* Process the input file
*/
static int
sqlxslt_process_xslt_file_ext (GdaXsltExCont *sql_ctx, const char *inputFile,
const char *xslFileName, const char *outputFileName) {
int ret = 0;
xmlDocPtr doc,res;
xsltStylesheetPtr xsltdoc;
xsltTransformContextPtr ctxt;
static int init = 0;
if( !init ) {
g_print ("SQL extension init.\n");
init = 1;
gda_xslt_register();
}
doc = xmlReadFile(inputFile,NULL,0);
if (!doc) {
g_print ("read file failed\n");
ret = -1;
goto endf;
}
xsltdoc = xsltParseStylesheetFile((xmlChar*) xslFileName);
if (!xsltdoc) {
g_print ("xsltParseStylesheetFile failed\n");
goto cleanupdoc;
}
ctxt = xsltNewTransformContext (xsltdoc, doc);
gda_xslt_set_execution_context (ctxt, sql_ctx);
res = xsltApplyStylesheetUser (xsltdoc, doc, NULL, NULL, stderr, ctxt);
if ((ctxt->state == XSLT_STATE_ERROR) || (ctxt->state == XSLT_STATE_STOPPED))
g_print ("xslt process failed (error or stop)\n");
if (!res) {
g_print ("xslt process failed, return NULL\n");
goto cleanupxslt;
}
xsltFreeTransformContext (ctxt);
ret = xsltSaveResultToFilename (outputFileName,res,xsltdoc,0);
if (ret < 0) {
g_print ("xsltSaveResultToFilename failed\n");
goto cleanupresult;
}
if (!g_file_test (outputFileName, G_FILE_TEST_EXISTS)) {
g_print ("No or empty XSLT output file, check your XSL!\n");
goto cleanupresult;
}
cleanupresult:
xmlFreeDoc (res);
cleanupxslt:
xsltFreeStylesheet (xsltdoc);
cleanupdoc:
xmlFreeDoc (doc);
endf:
return ret;
}
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