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<?php
/*
* Copyright (c) 2011 mlunzena@uos.de, aklassen@uos.de
*
* 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.
*/
namespace Studip;
/**
* Represents an HTML link element.
*/
class LinkButton extends Interactable
{
/**
* Initialize a Hyperlink used as button.
* The second parameter is used as @href attribute of the
* resulting <a> HTML element.
*
* @param string $label the label of the <a> element
* @param string $url the @href element of the <a> element
* @param array $attributes the attributes of the <a> element
*/
protected function initialize($label, $url, $attributes)
{
$this->attributes['href'] = $url ?: \URLHelper::getURL();
}
/**
* @return string returns a HTML representation of this hyperlink.
*/
public function __toString()
{
// add "button" to attribute @class
if (empty($this->attributes['class'])) {
$this->attributes['class'] = '';
}
$this->attributes['class'] .= ' button';
// TODO: URLHelper...?!
return sprintf(
'<a %s>%s</a>',
arrayToHtmlAttributes($this->attributes),
htmlReady($this->label)
);
}
}
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