/*
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) version 3.
 *
 * 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with the program; if not, see <http://www.gnu.org/licenses/>
 *
 *
 * Authors:
 *		Not Zed <notzed@lostzed.mmc.com.au>
 *      Jeffrey Stedfast <fejj@ximian.com>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <string.h>

#include "em-vfolder-context.h"
#include "em-vfolder-rule.h"
#include "filter/e-filter-option.h"
#include "filter/e-filter-int.h"

#include "em-filter-folder-element.h"

static EFilterElement *vfolder_new_element(ERuleContext *rc, const gchar *type);

static ERuleContextClass *parent_class = NULL;

static void
em_vfolder_context_class_init (EMVFolderContextClass *klass)
{
	parent_class = g_type_class_ref(E_TYPE_RULE_CONTEXT);

	((ERuleContextClass *)klass)->new_element = vfolder_new_element;
}

static void
em_vfolder_context_init (EMVFolderContext *vc)
{
	e_rule_context_add_part_set (
		(ERuleContext *) vc, "partset", E_TYPE_FILTER_PART,
		e_rule_context_add_part, e_rule_context_next_part);

	e_rule_context_add_rule_set (
		(ERuleContext *) vc, "ruleset", em_vfolder_rule_get_type(),
		e_rule_context_add_rule, e_rule_context_next_rule);

	((ERuleContext *)vc)->flags =
		E_RULE_CONTEXT_THREADING | E_RULE_CONTEXT_GROUPING;
}

GType
em_vfolder_context_get_type(void)
{
	static GType type = 0;

	if (G_UNLIKELY (type == 0)) {
		static const GTypeInfo type_info = {
			sizeof (EMVFolderContextClass),
			(GBaseInitFunc) NULL,
			(GBaseFinalizeFunc) NULL,
			(GClassInitFunc) em_vfolder_context_class_init,
			(GClassFinalizeFunc) NULL,
			NULL,  /* class_data */
			sizeof (EMVFolderContext),
			0,     /* n_preallocs */
			(GInstanceInitFunc) em_vfolder_context_init,
			NULL   /* value_table */
		};

		type = g_type_register_static (
			E_TYPE_RULE_CONTEXT, "EMVFolderContext",
			&type_info, 0);
	}

	return type;
}

/**
 * em_vfolder_context_new:
 *
 * Create a new EMVFolderContext object.
 *
 * Return value: A new #EMVFolderContext object.
 **/
EMVFolderContext *
em_vfolder_context_new (void)
{
	return g_object_new (em_vfolder_context_get_type(), NULL, NULL);
}

static EFilterElement *
vfolder_new_element (ERuleContext *rc, const gchar *type)
{
	if (!strcmp(type, "system-flag")) {
		return (EFilterElement *) e_filter_option_new();
	} else if (!strcmp(type, "score")) {
		return (EFilterElement *) e_filter_int_new_type("score", -3, 3);
	} else if (!strcmp(type, "folder-curi")) {
		EMFilterFolderElement *ff = em_filter_folder_element_new ();
		if (ff)
			ff->store_camel_uri = TRUE;
		return (EFilterElement *) ff;
	} else if (!strcmp(type, "folder")) {
		return (EFilterElement *) em_filter_folder_element_new();
	} else {
		return parent_class->new_element(rc, type);
	}
}