WooYun.org

/app/photo/action/edit.php

case "do":
	
		if($_POST['token'] != $_SESSION['token']) {
			tsNotice('非法操作！');
		}
	
		$photoid = intval($_POST['photoid']);
		$photoname = tsClean($_POST['photoname']);
		$photodesc = tsClean($_POST['photodesc']);
		
		$new['photo']->update('photo',array(
			'photoid'=>$photoid,
		),array(
			'photoname'=>$photoname,
			'photodesc'=>$photodesc,
		));
		
		header('Location: '.tsUrl('photo','show',array('id'=>$photoid)));
	
		break;

function cleanJs($text) {
	$text = trim ( $text );
	$text = stripslashes ( $text );
	// 完全过滤注释
	$text = preg_replace ( '/<!--?.*-->/', '', $text );
	// 完全过滤动态代码
	$text = preg_replace ( '/<\?|\?>/', '', $text );
	// 完全过滤js
	$text = preg_replace ( '/<script?.*\/script>/', '', $text );
	// 过滤多余html
	$text = preg_replace ( '/<\/?(html|head|meta|link|base|body|title|style|script|form|iframe|frame|frameset)[^><]*>/i', '', $text );
	// 过滤on事件lang js
	while ( preg_match ( '/(<[^><]+)(lang|onfinish|onmouse|onexit|onerror|onclick|onkey|onload|onchange|onfocus|onblur)[^><]+/i', $text, $mat ) ) {
		$text = str_replace ( $mat [0], $mat [1], $text );
	}
	while ( preg_match ( '/(<[^><]+)(window\.|javascript:|js:|about:|file:|document\.|vbs:|cookie)([^><]*)/i', $text, $mat ) ) {
		$text = str_replace ( $mat [0], $mat [1] . $mat [3], $text );
	}
	return $text;
}
/**
 * 输入安全过滤
 * @param unknown $text
 * @return mixed
 */
function tsClean($text) {
	$text = cleanJs ( $text );
	return $text;
}

public function update($table, $conditions, $row) {
		$where = "";
		if (empty ( $row ))
			return FALSE;
		if (is_array ( $conditions )) {
			$join = array ();
			foreach ( $conditions as $key => $condition ) {
				$condition = $this->escape ( $condition );
				$join [] = "{$key} = {$condition}";
			}
			$where = "WHERE " . join ( " AND ", $join );
		} else {
			if (null != $conditions)
				$where = "WHERE " . $conditions;
		}
		foreach ( $row as $key => $value ) {
			$vals [] = "`$key` = '$value'";
		}
		$values = join ( ", ", $vals );
		$sql = "UPDATE " . dbprefix . "{$table} SET {$values} {$where}";
		
		return $this->db->query ( $sql );
	}