public function HTML($content)
{
include_once APPPATH . 'controllers/api/base_class_html.php';
$HTML = new HtmlAttributeFilter();
$HTML->setAllow(array('title', 'alt', "src", 'style', 'href'));
$content = $HTML->strip($content);
return strip_tags($content, "<span><em><i><strike><u><b><strong><p><li><ul><img><br><a>");
}
* @return String
*/
private function createAttributes($new_attributes, $name, $value)
{
if ($new_attributes) {
$new_attributes .= " ";
}
$new_attributes .= "{$name}=\"{$value}\"";
return $new_attributes;
}
/** 特殊字符转义
* @param String $str 源字符串
* @return String
*/
private function protect($str)
{
$conversions = array("^" => "\\^", "[" => "\\[", "." => "\\.", "\$" => "\$", "{" => "\\{", "*" => "\\*", "(" => "\\(", "\\" => "\\\\", "/" => "\\/", "+" => "\\+", ")" => "\\)", "|" => "\\|", "?" => "\\?", "<" => "\\<", ">" => "\\>");
return strtr($str, $conversions);
}
}
$str = '<div class="bd clearfix" id="index_hilite_ul"><ul class="list"><li><img src="http://su.bdimg.com/static/skin/img/logo_white.png" width="118" height="148"><div class="cover"><a class="text" href="http://www.csdn.net"><strong>yuna</strong><p>love</p></a><strong class="t g">want to know</strong><a href="/login.html" class="ppBtn"><strong class="text">YES</strong></a></div></li></ul></div>';
$obj = new HtmlAttributeFilter();
// 允许id属性
$obj->setAllow(array('id'));
$obj->setException(array('a' => array('href'), 'ul' => array('class')));
// img 标签忽略,不过滤任何属性
$obj->setIgnore(array('img'));
echo 'source str:<br>';
echo htmlspecialchars($str) . '<br><br>';
echo 'filter str:<br>';
echo htmlspecialchars($obj->strip($str));
