<?php

/*

 * Smarty plugin

 * ------------------------------------------------------------- 

 * File:     resource.db.php

 * Type:     resource

 * Name:     db

 * Purpose:  Fetches templates from a database

 * -------------------------------------------------------------

 */

function smarty_resource_db_source($tpl_name, &$tpl_source, &$smarty) {

	if ( !$tpl = smarty_resource_db_tplinfo( $tpl_name ) ) {

		return false;

	}

	if ( is_object( $tpl ) ) {

		$tpl_source = $tpl->getVar( 'tpl_source', 'n' );

	} else {

		$fp = fopen( $tpl, 'r' );

		$tpl_source = fread( $fp, filesize( $tpl ) );

		fclose( $fp );

	}

	return true;

}



function smarty_resource_db_timestamp($tpl_name, &$tpl_timestamp, &$smarty) {

	if ( !$tpl = smarty_resource_db_tplinfo( $tpl_name ) ) {

		return false;

	}

	if ( is_object( $tpl ) ) {

		$tpl_timestamp = $tpl->getVar( 'tpl_lastmodified', 'n' );

	} else {

		$tpl_timestamp = filemtime( $tpl );

	}

	return true;

}



function smarty_resource_db_secure($tpl_name, &$smarty)

{

    // assume all templates are secure

    return true;

}



function smarty_resource_db_trusted($tpl_name, &$smarty)

{

    // not used for templates

}



function smarty_resource_db_tplinfo( $tpl_name ) {

	static $cache = array();

	global $xoopsConfig;



	if ( isset( $cache[$tpl_name] ) ) {

		return $cache[$tpl_name];

	}

	$tplset = $xoopsConfig['template_set'];

	$theme = isset( $xoopsConfig['theme_set'] ) ? $xoopsConfig['theme_set'] : 'default';

	

	$tplfile_handler =& xoops_gethandler('tplfile');

	// If we're not using the "default" template set, then get the templates from the DB

	if ( $tplset != "default" ) {

		$tplobj = $tplfile_handler->find( $tplset, null, null, null, $tpl_name, true);

		if ( count( $tplobj ) ) {

			return $cache[$tpl_name] = $tplobj[0];

		}

	}

	// If we'using the default tplset, get the template from the filesystem

	$tplobj = $tplfile_handler->find( "default", null, null, null, $tpl_name);



	if ( !count( $tplobj ) ) {

		return $cache[$tpl_name] = false;

	}

	$tplobj = $tplobj[0];

	$module = $tplobj->getVar( 'tpl_module', 'n' );

	$type = $tplobj->getVar( 'tpl_type', 'n' );

	$blockpath = ( $type == 'block' ) ? 'blocks/' : '';

	// First, check for an overloaded version within the theme folder

	$filepath = XOOPS_THEME_PATH . "/$theme/modules/$module/$blockpath$tpl_name";

	if ( !file_exists( $filepath ) ) {

		// If no custom version exists, get the tpl from its default location

		$filepath = XOOPS_ROOT_PATH . "/modules/$module/templates/$blockpath$tpl_name";

	}

	return $cache[$tpl_name] = $filepath;

}







?>