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<?php namespace HashOver;
// Copyright (C) 2010-2018 Jacob Barkdull
// This file is part of HashOver.
//
// HashOver is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// HashOver is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with HashOver. If not, see <http://www.gnu.org/licenses/>.
class Cookies
{
public $setup;
public $secure = false;
public function __construct (Setup $setup)
{
$this->setup = $setup;
$this->domain = $setup->domain;
// Remove port from domain
if (mb_strpos ($this->domain, ':') !== false) {
$this->domain = mb_substr ($this->domain, 0, strrpos ($this->domain, ':'));
}
// Transmit cookies over HTTPS if set so in Settings
if ($setup->secureCookies === true) {
$this->secure = !empty ($_SERVER['HTTPS']) ? true : false;
}
}
// Set a cookie with expiration date
public function set ($name, $value = '', $date = '')
{
$name = 'hashover-' . $name;
// Use specific expiration date or the one in Settings
$date = !empty ($date) ? $date : $this->setup->cookieExpiration;
// Set the cookie if cookies are enabled
if ($this->setup->setsCookies !== false) {
setcookie ($name, $value, $date, '/', $this->domain, $this->secure, true);
}
}
// Set cookies for remembering state login actions
public function setFailedOn ($input, $reply_to, $replied = true)
{
// Set success status cookie
$this->set ('failed-on', $input);
// Set reply cookie
if ($replied === true and !empty ($reply_to)) {
$this->set ('replied', $reply_to);
}
// Set comment text cookie
$comment = $this->setup->getRequest ('comment');
// Check if comment is set
if ($comment !== false) {
$this->set ('comment', $comment);
}
}
// Get cookie value
public function getValue ($name, $trim = false)
{
$name = 'hashover-' . $name;
// Check if it exists
if (!empty ($_COOKIE[$name])) {
$value = $_COOKIE[$name];
// Strip escaping backslashes from cookie value
if (get_magic_quotes_gpc ()) {
$value = stripslashes ($value);
}
// Return trimmed value if told to
if ($trim === true) {
$value = trim ($value, " \r\n\t");
}
return $value;
}
// If not set return null
return null;
}
// Expire a cookie
public function expireCookie ($cookie)
{
// Set its expiration date to 1 if it exists
if ($this->getValue ($cookie) !== null) {
$this->set ($cookie, '', 1);
}
}
// Expire HashOver's default cookies
public function clear ()
{
// Expire message cookie
$this->expireCookie ('message');
// Expire error cookie
$this->expireCookie ('error');
// Expire comment failure cookie
$this->expireCookie ('failed-on');
// Expire reply failure cookie
$this->expireCookie ('replied');
// Expire comment text cookie
$this->expireCookie ('comment');
}
}
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