/********************************************************************\
 * io-utils.c -- implementation for gnucash file i/o utils          *
 *                                                                  *
 * Copyright (C) 2001 James LewisMoss <dres@debian.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, contact:                        *
 *                                                                  *
 * Free Software Foundation           Voice:  +1-617-542-5942       *
 * 51 Franklin Street, Fifth Floor    Fax:    +1-617-542-2652       *
 * Boston, MA  02110-1301,  USA       gnu@gnu.org                   *
 *                                                                  *
\********************************************************************/
extern "C"
{
#include <config.h>

#include <stdio.h>

#include <glib.h>
}

#include "gnc-xml.h"
#include "io-utils.h"
#include "sixtp.h"
/*
  <!-- Local variables: -->
  <!-- mode: C          -->
  <!-- End:             -->
*/

static const gchar* emacs_trailer =
    "<!-- Local variables: -->\n"
    "<!-- mode: xml        -->\n"
    "<!-- End:             -->\n";


gboolean
write_emacs_trailer (FILE* out)
{
    return fprintf (out, "%s", emacs_trailer) >= 0;
}

static gboolean
write_one_account (FILE* out,
                   Account* account,
                   sixtp_gdv2* gd,
                   gboolean allow_incompat)
{
    xmlNodePtr accnode;

    accnode =
        gnc_account_dom_tree_create (account, gd && gd->exporting, allow_incompat);

    xmlElemDump (out, NULL, accnode);
    xmlFreeNode (accnode);

    if (ferror (out) || fprintf (out, "\n") < 0)
        return FALSE;

    gd->counter.accounts_loaded++;
    sixtp_run_callback (gd, "account");
    return TRUE;
}

gboolean
write_account_tree (FILE* out, Account* root, sixtp_gdv2* gd)
{
    GList* descendants, *node;
    gboolean allow_incompat = TRUE;
    gboolean success = TRUE;

    if (allow_incompat)
        if (!write_one_account (out, root, gd, allow_incompat))
            return FALSE;

    descendants = gnc_account_get_descendants (root);
    for (node = descendants; node; node = g_list_next (node))
    {
        if (!write_one_account (out, static_cast<Account*> (node->data),
                                gd, allow_incompat))
        {
            success = FALSE;
            break;
        }
    }

    g_list_free (descendants);
    return success;
}

gboolean
write_accounts (FILE* out, QofBook* book, sixtp_gdv2* gd)
{
    return write_account_tree (out, gnc_book_get_root_account (book), gd);
}
