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<?php
// vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4:
/**
* Smiley rule Xhtml renderer
*
* PHP versions 4 and 5
*
* @category Text
* @package Text_Wiki
* @author Bertrand Gugger <bertrand@toggg.com>
* @copyright 2005 bertrand Gugger
* @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1
* @version CVS: $Id$
* @link http://pear.php.net/package/Text_Wiki
*/
/**
* Smiley rule Xhtml render class
*
* @category Text
* @package Text_Wiki
* @author Bertrand Gugger <bertrand@toggg.com>
* @copyright 2005 bertrand Gugger
* @license http://www.gnu.org/copyleft/lesser.html LGPL License 2.1
* @version Release: @package_version@
* @link http://pear.php.net/package/Text_Wiki
* @see Text_Wiki::Text_Wiki_Render()
*/
class Text_Wiki_Render_Xhtml_Smiley extends Text_Wiki_Render {
/**
* Configuration keys for this rule
* 'prefix' => the path to smileys images inclusive file name prefix,
* starts with '/' ==> abolute reference
* if no file names prefix but some folder, terminates with '/'
* 'extension' => the file extension (inclusive '.'), e.g. :
* if prefix 'smileys/icon_' and extension '.gif'
* ':)' whose name is 'smile' will give relative file 'smileys/icon_smile.gif'
* if prefix '/image/smileys/' and extension '.png': absolute '/image/smileys/smile.gif'
* 'css' => optional style applied to smileys
*
* @access public
* @var array 'config-key' => mixed config-value
*/
var $conf = array(
"prefix" => "images/smiles/icon_",
"extension" => ".gif",
"css" => null
);
/**
* Renders a token into text matching the requested format.
* process the Smileys
*
* @access public
* @param array $options The "options" portion of the token (second element).
* @return string The text rendered from the token options.
*/
function token($options)
{
$imageFile = $this->getConf("prefix") . $options["name"] . $this->getConf("extension");
// attempt to get the image size
$imageSize = @getimagesize($imageFile);
// return the HTML output
return '<img src="' . $this->textEncode($imageFile) . '"' .
(is_array($imageSize) ?
' width="' . $imageSize[0] . '" height="' . $imageSize[1] .'"' : "") .
' alt="' . $options["desc"] . '"' .
$this->formatConf(' class="%s"', "css") . " />";
}
}
?>
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