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<?php
/**
* SemanticScuttle - your social bookmark manager.
*
* PHP version 5.
*
* @category Bookmarking
* @package SemanticScuttle
* @author Benjamin Huynh-Kim-Bang <mensonge@users.sourceforge.net>
* @author Christian Weiske <cweiske@cweiske.de>
* @author Eric Dane <ericdane@users.sourceforge.net>
* @license GPL http://www.gnu.org/licenses/gpl.html
* @link http://sourceforge.net/projects/semanticscuttle
*/
require_once 'SemanticScuttle/Model/Template.php';
require_once 'SemanticScuttle/Model/Theme.php';
/**
* SemanticScuttle template service.
*
* @category Bookmarking
* @package SemanticScuttle
* @author Benjamin Huynh-Kim-Bang <mensonge@users.sourceforge.net>
* @author Christian Weiske <cweiske@cweiske.de>
* @author Eric Dane <ericdane@users.sourceforge.net>
* @license GPL http://www.gnu.org/licenses/gpl.html
* @link http://sourceforge.net/projects/semanticscuttle
*/
class SemanticScuttle_Service_Template extends SemanticScuttle_Service
{
/**
* Full path to template directory.
*
* Set in constructor to
* $GLOBALS['TEMPLATES_DIR']
*
* @var string
*/
protected $basedir;
/**
* The template theme to use.
* Set in constructor based on $GLOBALS['theme']
*
* @var SemanticScuttle_Model_Theme
*/
protected $theme;
/**
* Returns the single service instance
*
* @param DB $db Database object
*
* @return SemanticScuttle_Service
*/
public static function getInstance($db)
{
static $instance;
if (!isset($instance)) {
$instance = new self($db);
}
return $instance;
}
/**
* Create a new instance
*/
protected function __construct()
{
$this->basedir = $GLOBALS['TEMPLATES_DIR'];
$this->theme = new SemanticScuttle_Model_Theme($GLOBALS['theme']);
//FIXME: verify the theme exists
}
/**
* Loads and displays a template file.
*
* @param string $template Template filename relative
* to template dir
* @param array $vars Array of template variables.
* The current theme object will be added
* automatically with name "theme".
*
* @return SemanticScuttle_Model_Template Template object
*/
public function loadTemplate($template, $vars = null)
{
if (substr($template, -4) != '.php') {
$template .= '.php';
}
$oldIncPath = get_include_path();
set_include_path(
$this->basedir . $this->theme->getName()
. PATH_SEPARATOR . $this->basedir . 'default'
//needed since services are instantiated in templates
. PATH_SEPARATOR . $oldIncPath
);
$vars['theme'] = $this->theme;
$tpl = new SemanticScuttle_Model_Template(
$template, $vars, $this
);
$tpl->parse();
set_include_path($oldIncPath);
return $tpl;
}
}
?>
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