/**
* Creates an HTML link.
*
* If $url starts with "http://" this is treated as an external link. Else,
* it is treated as a path to controller/action and parsed with the
* HtmlHelper::url() method.
*
* If the $url is empty, $title is used instead.
*
* @param mixed $title The content to be wrapped by <a> tags or a node $item.
* @param mixed $url Cake-relative URL or array of URL parameters, or external URL (starts with http://)
* @param array $options Array of HTML attributes.
* @param string $confirmMessage JavaScript confirmation message.
* @param boolean $escapeTitle Whether or not $title should be HTML escaped.
* @return string An <a /> element.
*/
function link($title, $url = null, $options = array())
{
if (Sl::isHere($url)) {
$options = $this->addClass($options, 'sl-active');
}
if ($url !== null) {
$url = $url !== false ? empty($options['webroot']) ? $this->url($url) : $this->webroot($url) : '';
} else {
$url = $this->url($title);
$title = $url;
}
unset($options['webroot']);
if (!empty($options['escape'])) {
$title = h($title);
}
unset($options['escape']);
if (!empty($options['confirm'])) {
$confirmMessage = r("'", "\\'", r('"', '\\"', $options['confirm']));
$url2 = r("'", "\\'", r('"', '\\"', $url));
$options['onclick'] = "if (window.Ext) { Ext.Msg.confirm('', '{$confirmMessage}', function(btn){ if (btn == 'yes') Sl.go('{$url2}'); }); return false; } return confirm('{$confirmMessage}');";
}
unset($options['confirm']);
return $url ? sprintf('<a href="%s"%s>%s</a>', $url, $this->_parseAttributes($options), $title) : sprintf('<a%s>%s</a>', $this->_parseAttributes($options), $title);
}
