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/*
* dancer-XML parser
* Copyright (C) 2000,2002 Junichi Uekawa
*
* 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
*
*/
/*
* Helper functions for loaded XML file ... $Id: loadxmlhelper.c,v 1.4 2006/01/24 09:58:32 dancer Exp $
* 8 Sep MM Junichi Uekawa ... created
* 11 Sep MM Junichi Uekawa adding get_element_byname and simplepath
* copyright 2000 Junichi Uekawa
*/
/**
@file loadxmlhelper.c
@brief Helper functions for processing the loaded XML file
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "dancer-xml.h"
dxml_element *
dxml_next_notPCDATA(dxml_element * e)
{
if (!e) return NULL ;
if (e->element_type == element_type_pcdata)
return dxml_next_notPCDATA(e->next);
return e;
}
dxml_element *
dxml_get_element_byname(dxml_element * e, const char * name)
{
while (e)
{
if ((e->element_type == element_type_element)&&
(!strcmp(e->element_name, name)))
return e;
e=e->next;
}
return NULL;
}
static dxml_element *
dxml_get_element_bysimplepath_internal(dxml_element * e, char*path)
{
/*
* search for /asds/asdg/adhahaf/ae kind of path
* should never end with a slash.
*/
char * slash = strchr(path, '/');
if (slash == path)
{ /* skip the extra / */
return dxml_get_element_bysimplepath(e, path + 1 );
}
else if (slash)
{
*slash=0;
if (!(e = dxml_get_element_byname(e,path)))
return NULL;
if (!(e = e -> child))
return NULL;
return dxml_get_element_bysimplepath(e, slash+1);
}
else
return dxml_get_element_byname(e, path);
}
dxml_element *
dxml_get_element_bysimplepath(dxml_element * e, const char*path)
{
char * buf=strdup(path);
dxml_element * e2 ;
if (!buf) return NULL;
e2 = dxml_get_element_bysimplepath_internal(e, buf);
free (buf);
return e2;
}
char *
dxml_get_PCDATA_bysimplepath(dxml_element * e, const char * path)
{
/*
* get PCDATA from simplepath
*/
dxml_element * e2;
char * buf = strdup (path);
if (!buf) return NULL;
e2 = dxml_get_element_bysimplepath_internal(e, buf);
free(buf);
if (!e2) return NULL;
if (!(e2=e2->child)) return NULL;
while (e2->element_type!= element_type_pcdata && e2)
{
e2=e2->next;
}
if (!e2) return NULL;
return e2->element_name;
}
static void
space(int i)
{
while (i--)
printf(" ");
}
static void
recurse_attribute(dxml_attribute * a )
{
printf(" %s=\"%s\"", a->attribute_name, a->attribute_data);
if (a->next)
recurse_attribute(a->next);
}
static void
recurse_element(dxml_element * e, int level)
{
if (e->element_type == element_type_element)
{
space(level);
printf("<%s", e->element_name);
if (e->element_attribute)
recurse_attribute(e->element_attribute);
printf(">\n");
if (e->child)
recurse_element (e->child, level+1);
space(level);printf("</%s>\n", e->element_name);
}
else
{
space(level);
printf("%s\n", e->element_name);
}
if (e->next) recurse_element(e->next, level);
}
void
dxml_dump_element (dxml_element * e)
{
recurse_element(e,0);
}
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