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<?php
/**
* SemanticScuttle - your social bookmark manager.
*
* PHP version 5.
*
* @category Bookmarking
* @package SemanticScuttle
* @author Christian Weiske <cweiske@cweiske.de>
* @license AGPL v3 or later http://www.gnu.org/licenses/agpl.html
* @link http://sourceforge.net/projects/semanticscuttle
*/
/**
* A theme, the visual representation of SemanticScuttle.
*
* @category Bookmarking
* @package SemanticScuttle
* @author Christian Weiske <cweiske@cweiske.de>
* @license AGPL v3 or later http://www.gnu.org/licenses/agpl.html
* @link http://sourceforge.net/projects/semanticscuttle
*/
class SemanticScuttle_Model_Theme
{
/**
* Theme name. Also the path part of template and resource files
*
* @var string
*/
protected $name = null;
/**
* Local path to the www themes directory.
* Needs to have a trailing slash.
*
* @var string
*/
protected $wwwThemeDir = null;
/**
* Create a new theme instance.
*
* @param string $name Theme name "data/templates/(*)/"
*/
public function __construct($name = 'default')
{
$this->name = $name;
$this->wwwThemeDir = $GLOBALS['wwwdir'] . '/themes/';
//TODO: implement theme hierarchies with parent fallback
}
/**
* Returns the URL path to a resource file (www/themes/$name/$file).
* Automatically falls back to the parent theme if the file does not exist
* in the theme.
*
* Must always be used when adding i.e. images to the output.
*
* @param string $file File name to find the path for, i.e. "scuttle.css".
*
* @return string Full path
*/
public function resource($file)
{
$themeFile = $this->wwwThemeDir . $this->name . '/' . $file;
if (file_exists($themeFile)) {
return ROOT . 'themes/' . $this->name . '/' . $file;
}
$defaultFile = $this->wwwThemeDir . 'default/' . $file;
if (file_exists($defaultFile)) {
return ROOT . 'themes/default/' . $file;
}
//file does not exist. fall back to the theme file
// to guide the theme author a bit.
// TODO: logging. in admin mode, there should be a message
return ROOT . 'themes/' . $this->name . '/' . $file;
}
/**
* Returns the theme name.
*
* @return string Theme name
*/
public function getName()
{
return $this->name;
}
}
?>
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