templating.inc.php
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<?php
/**
* $Id$
*
* Template factory class
*
* Copyright (c) 2005 Jam Warehouse http://www.jamwarehouse.com
*
* 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
*
* @version $Revision$
* @author Neil Blakey-Milner, Jam Warehouse (Pty) Ltd, South Africa
*/
require_once(KT_LIB_DIR . "/templating/smartytemplate.inc.php");
class KTTemplating {
/** Templating language registry */
var $aTemplateRegistry;
/** Location registry */
var $aLocationRegistry;
// {{{ KTTemplating
function KTTemplating() {
$this->aTemplateRegistry = array(
"smarty" => "KTSmartyTemplate",
);
$this->aLocationRegistry = array(
"core" => "templates",
);
}
// }}}
// {{{ _chooseTemplate
function _chooseTemplate($templatename, $aPossibilities) {
$aLocs = array_keys($aPossibilities);
return $aPossibilities[$aLocs[count($aLocs) - 1]];
}
// }}}
// {{{ _findTemplate
function _findTemplate($templatename) {
$aPossibilities = array();
foreach ($this->aLocationRegistry as $loc => $path) {
$fulldirectory = KT_DIR . "/" . $path . "/";
foreach (array_keys($this->aTemplateRegistry) as $suffix) {
$fullpath = $fulldirectory . $templatename . "." . $suffix;
if (file_exists($fullpath)) {
$aPossibilities[$loc] = array($suffix, $fullpath);
}
}
}
if (count($aPossibilities) === 0) {
return PEAR::raiseError("No template found");
}
return $this->_chooseTemplate($templatename, $aPossibilities);
}
// }}}
// {{{ loadTemplate
/**
* Create an object that conforms to the template interface, using
* the correct template system for the given template.
*
* KTI: Theoretically, this will do path searching in multiple
* locations, allowing the user and possibly third-parties to
* replace templates.
*/
function &loadTemplate($templatename) {
$res = $this->_findTemplate($templatename);
if (PEAR::isError($res)) {
return $res;
}
list($sLanguage, $sTemplatePath) = $res;
$sClass = $this->aTemplateRegistry[$sLanguage];
if (!class_exists($sClass)) {
return PEAR::raiseError("Could not find template language");
}
return new $sClass($sTemplatePath);
}
// }}}
// {{{ addLocation
function addLocation ($descr, $loc) {
$this->aLocationRegistry[$descr] = $loc;
}
// }}}
// {{{ getSingleton
function &getSingleton () {
if (!KTUtil::arrayGet($GLOBALS, 'oKTTemplating')) {
$GLOBALS['oKTTemplating'] = new KTTemplating;
}
return $GLOBALS['oKTTemplating'];
}
// }}}
}
?>