Give_Session::use_php_sessions() - Code Metrics - Inspection of "refactor(npm): run npm upgrade" - WordImpress/Give - Measure and Improve Code Quality continuously with Scrutinizer

Test Failed

Push — master ( f5256c...25a383 )

by Devin

created 2018-07-24 22:09 UTC

Give_Session::use_php_sessions() A

↳ Parent: Give_Session

Complexity

Conditions	1
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	2

Importance

Changes

Metric	Value
cc	1
nc	1
nop	0
dl	0
loc	7
ccs	0
cts	0
cp	0
crap	2
rs	10
c	0
b	0
f	0

<?php
/**
 * Session
 *
 * @package     Give
 * @subpackage  Classes/Give_Session
 * @copyright   Copyright (c) 2016, WordImpress
 * @license     https://opensource.org/licenses/gpl-license GNU Public License
 * @since       1.0
 */

// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Class Give_Session
 */
class Give_Session {

	/**
	 * Instance.
	 *
	 * @since  2.2.0
	 * @access private
	 * @var Give_Session
	 */
	static private $instance;

	/**
	 * Holds our session data
	 *
	 * @since  1.0
	 * @access private
	 *
	 * @var    array
	 */
	private $session = array();

	/**
	 * Holds our session data
	 *
	 * @since  1.0
	 * @access private
	 *
	 * @var    string
	 */
	private $session_data_changed = false;

	/**
	 * Cookie Name
	 *
	 * @since  1.0
	 * @access private
	 *
	 * @var    string
	 */
	private $cookie_name = '';

	/**
	 * Donor Unique ID
	 *
	 * @since  1.0
	 * @access private
	 *
	 * @var    string
	 */
	private $donor_id = '';

	/**
	 * Session expiring time
	 *
	 * @since  2.2.0
	 * @access private
	 *
	 * @var    string
	 */
	private $session_expiring = false;

	/**
	 * Session expiration time
	 *
	 * @since  2.2.0
	 * @access private
	 *
	 * @var    string
	 */
	private $session_expiration = false;

	/**
	 * Flag to check if donor has cookie or not
	 *
	 * @since  2.2.0
	 * @access private
	 *
	 * @var    bool
	 */
	private $has_cookie = false;

	/**
	 * Expiration Time
	 *
	 * @since  1.0
	 * @access private
	 *
	 * @var    int
	 */
	private $exp_option = false;

	/**
	 * Expiration Time
	 *
	 * @since  2.2.0
	 * @access private
	 *
	 * @var    string
	 */
	private $nonce_cookie_name = '';

	/**
	 * Singleton pattern.
	 *
	 * @since  2.2.0
	 * @access private
	 */
	private function __construct() {
	}


	/**
	 * Get instance.
	 *
	 * @since  2.2.0
	 * @access public
	 * @return Give_Session
	 */
	public static function get_instance() {

		if ( null === static::$instance ) {
			self::$instance = new static();
			self::$instance->__setup();
		}

		return self::$instance;
	}

	/**
	 * Setup
	 *
	 * @since  2.2.0
	 * @access public
	 */
	private function __setup() {  // @codingStandardsIgnoreLine
		$this->exp_option = give_get_option( 'session_lifetime' );
		$this->exp_option = ! empty( $this->exp_option )
			? $this->exp_option
			: 30 * 60 * 24; // Default expiration time is 12 hours

		$this->set_cookie_name();
		$this->cookie_name = $this->get_cookie_name( 'session' );
		$cookie            = $this->get_session_cookie();

		if ( ! empty( $cookie ) ) {
			$this->donor_id           = $cookie[0];
			$this->session_expiration = $cookie[1];
			$this->session_expiring   = $cookie[2];
			$this->has_cookie         = true;

			// Update session if its close to expiring.
			if ( time() > $this->session_expiring ) {
				$this->set_expiration_time();
				Give()->session_db->update_session_timestamp( $this->donor_id, $this->session_expiration );
			}

			// Load session.
			$this->session = $this->get_session_data();

		} else {
			$this->generate_donor_id();
		}

		add_action( 'give_process_donation_after_validation', array( $this, 'maybe_start_session' ) );

		add_action( 'shutdown', array( $this, 'save_data' ), 20 );
		add_action( 'wp_logout', array( $this, 'destroy_session' ) );

		if ( ! is_user_logged_in() ) {
			add_filter( 'nonce_user_logged_out', array( $this, '__nonce_user_logged_out' ) );
		}

		// Remove old sessions.
		Give_Cron::add_daily_event( array( $this, '__cleanup_sessions' ) );
	}

	/**
	 * Get session data
	 *
	 * @since  2.2.0
	 * @access public
	 *
	 * @return array
	 */
	public function get_session_data() {
		return $this->has_session() ? (array) Give()->session_db->get_session( $this->donor_id, array() ) : array();
	}


	/**
	 * Get session by session id
	 *
	 * @since  2.2.0
	 * @access public
	 *
	 * @return array
	 */
	public function get_session_cookie() {
		$session      = array();
		$cookie_value = isset( $_COOKIE[ $this->cookie_name ] ) ? give_clean( $_COOKIE[ $this->cookie_name ] ) : false; // @codingStandardsIgnoreLine.

		if ( empty( $cookie_value ) || ! is_string( $cookie_value ) ) {
			return $session;
		}

		list( $donor_id, $session_expiration, $session_expiring, $cookie_hash ) = explode( '||', $cookie_value );

		if ( empty( $donor_id ) ) {
			return $session;
		}

		// Validate hash.
		$to_hash = $donor_id . '|' . $session_expiration;
		$hash    = hash_hmac( 'md5', $to_hash, wp_hash( $to_hash ) );

		if ( empty( $cookie_hash ) || ! hash_equals( $hash, $cookie_hash ) ) {
			return $session;
		}

		return array( $donor_id, $session_expiration, $session_expiring, $cookie_hash );
	}


	/**
	 * Check if session exist for specific session id
	 *
	 * @since  2.2.0
	 * @access public
	 *
	 * @return bool
	 */
	public function has_session() {
		return $this->has_cookie;
	}

	/**
	 * Set cookie name
	 *
	 * @since  2.2.0
	 * @access private
	 *
	 * @return string Cookie name.
	 */
	private function set_cookie_name() {
		$this->cookie_name       = apply_filters( 'give_session_cookie', 'wp_give_session_' . COOKIEHASH );
		$this->nonce_cookie_name = 'wp_give_session_reset_nonce_' . COOKIEHASH;
	}

	/**
	 * Get Session
	 *
	 * Retrieve session variable for a given session key.
	 *
	 * @since  1.0
	 * @access public
	 *
	 * @param  string $key     Session key.
	 * @param mixed   $default default value.
	 *
	 * @return string|array      Session variable.
	 */
	public function get( $key, $default = false ) {
		$key = sanitize_key( $key );

		return isset( $this->session[ $key ] ) ? maybe_unserialize( $this->session[ $key ] ) : $default;
	}

	/**
	 * Set Session
	 *
	 * @since  1.0
	 * @access public
	 *
	 * @param  string $key   Session key.
	 * @param  mixed  $value Session variable.
	 *
	 * @return string        Session variable.
	 */
	public function set( $key, $value ) {
		if ( $value !== $this->get( $key ) ) {
			$this->session[ sanitize_key( $key ) ] = maybe_serialize( $value );
			$this->session_data_changed            = true;
$answer = 42;

$correct = false;

$correct = (bool) $answer;
		}

		return $this->session[ $key ];
	}

	/**
	 * Set Session Cookies
	 *
	 * Cookies are used to increase the session lifetime using the give setting. This is helpful for when a user closes
	 * their browser after making a donation and comes back to the site.
	 *
	 * @since  1.4
	 * @access public
	 *
	 * @param bool $set Flag to check if set cookie or not.
	 */
	public function set_session_cookies( $set ) {
		if ( $set ) {
			$this->set_expiration_time();

			$to_hash          = $this->donor_id . '|' . $this->session_expiration;
			$cookie_hash      = hash_hmac( 'md5', $to_hash, wp_hash( $to_hash ) );
			$cookie_value     = $this->donor_id . '||' . $this->session_expiration . '||' . $this->session_expiring . '||' . $cookie_hash;
			$this->has_cookie = true;

			give_setcookie( $this->cookie_name, $cookie_value, $this->session_expiration, apply_filters( 'give_session_use_secure_cookie', false ) );
			give_setcookie( $this->nonce_cookie_name, '1', $this->session_expiration, apply_filters( 'give_session_use_secure_cookie', false ) );
		}
	}

	/**
	 * Set Cookie Expiration
	 *
	 * Force the cookie expiration time if set, default to 24 hours.
	 *
	 * @since  1.0
	 * @access public
	 *
	 * @return int
	 */
	public function set_expiration_time() {
		$this->session_expiring   = time() + intval( apply_filters( 'give_session_expiring', ( $this->exp_option - 3600 ) ) ); // Default 11 Hours.
$answer = 42;

$correct = false;

$correct = (bool) $answer;
		$this->session_expiration = time() + intval( apply_filters( 'give_session_expiration', $this->exp_option ) ); // Default 12 Hours.
$answer = 42;

$correct = false;

$correct = (bool) $answer;

		return $this->session_expiration;
	}

	/**
	 * Get Session Expiration
	 *
	 * Looks at the session cookies and returns the expiration date for this session if applicable
	 *
	 * @since  2.2.0
	 * @access public
	 *
	 * @return string Formatted expiration date string.
	 */
	public function get_session_expiration() {
		return $this->session_expiration;
	}

	/**
	 * Maybe Start Session
	 *
	 * Starts a new session if one hasn't started yet.
	 *
	 * @since  2.2.0
	 * @access public
	 *
	 * @return void
	 */
	public function maybe_start_session() {
		if (
			! headers_sent()
			&& empty( $this->session )
			&& ! $this->has_cookie
		) {
			$this->set_session_cookies( true );
		}
	}

	/**
	 * Generate a unique donor ID.
	 *
	 * Uses Portable PHP password hashing framework to generate a unique cryptographically strong ID.
	 *
	 * @since  2.2.0
	 * @access public
	 */
	public function generate_donor_id() {
		require_once ABSPATH . 'wp-includes/class-phpass.php';

		$hasher         = new PasswordHash( 8, false );
		$this->donor_id = md5( $hasher->get_random_bytes( 32 ) );
	}

	/**
	 * Save donor session data
	 *
	 * @since  2.2.0
	 * @access public
	 */
	public function save_data() {
		// Dirty if something changed - prevents saving nothing new.
		if ( $this->session_data_changed && $this->has_session() ) {
			global $wpdb;

			Give()->session_db->__replace(
				Give()->session_db->table_name,
				array(
					'session_key'    => $this->donor_id,
					'session_value'  => maybe_serialize( $this->session ),
					'session_expiry' => $this->session_expiration,
				),
				array(
					'%s',
					'%s',
					'%d',
				)
			);

			$this->session_data_changed = false;
$answer = 42;

$correct = false;

$correct = (bool) $answer;
		}
	}

	/**
	 * Destroy all session data.
	 *
	 * @since  2.2.0
	 * @access public
	 */
	public function destroy_session() {
		give_setcookie( $this->cookie_name, '', time() - YEAR_IN_SECONDS, apply_filters( 'give_session_use_secure_cookie', false ) );
		give_setcookie( $this->nonce_cookie_name, '', time() - YEAR_IN_SECONDS, apply_filters( 'give_session_use_secure_cookie', false ) );

		Give()->session_db->delete_session( $this->donor_id );

		$this->session              = array();
		$this->session_data_changed = false;
$answer = 42;

$correct = false;

$correct = (bool) $answer;

		$this->generate_donor_id();
	}

	/**
	 * Delete nonce cookie if generating fresh form html.
	 *
	 * @since 2.2.0
	 * @access public
	 *
	 * @return bool
	 */
	public function is_delete_nonce_cookie(){
		$value = false;

		if ( Give()->session->has_session() ) {
			$value = true;
		}

		return $value;
	}

	/**
	 * Get cookie names
	 *
	 * @since  2.2.0
	 * @access public
	 *
	 * @param string $type Nonce type.
	 *
	 * @return string Cookie name
	 */
	public function get_cookie_name( $type = '' ) {
		$name = '';

		switch ( $type ) {
			case 'nonce':
				$name = $this->nonce_cookie_name;
				break;

			case 'session':
				$name = $this->cookie_name;
				break;
		}

		return $name;
	}

	/**
	 * When a user is logged out, ensure they have a unique nonce by using the donor/session ID.
	 * Note: for internal logic only.
	 *
	 * @since  2.2.0
	 * @access public
	 *
	 * @param int $uid User ID.
	 *
	 * @return string
	 */
	public function __nonce_user_logged_out( $uid ) {

		return $this->has_session() && $this->donor_id ? $this->donor_id : $uid;
	}


	/**
	 * Cleanup session data from the database and clear caches.
	 * Note: for internal logic only.
	 *
	 * @since  2.2.0
	 * @access public
	 */
	public function __cleanup_sessions() { // @codingStandardsIgnoreLine
		Give()->session_db->delete_expired_sessions();
	}


	/**
	 * Get Session ID
	 *
	 * Retrieve session ID.
	 *
	 * @since      1.0
	 * @deprecated 2.2.0
	 * @access     public
	 *
	 * @return string Session ID.
	 */
	public function get_id() {
		return $this->get_cookie_name('session');

	}

	/**
	 * Set Cookie Variant Time
	 *
	 * Force the cookie expiration variant time to custom expiration option, less and hour. defaults to 23 hours
	 * (set_expiration_variant_time used in WP_Session).
	 *
	 * @since      1.0
	 * @deprecated 2.2.0
	 * @access     public
	 *
	 * @return int
	 */
	public function set_expiration_variant_time() {

		return ( ! empty( $this->exp_option ) ? ( intval( $this->exp_option ) - 3600 ) : 30 * 60 * 23 );
	}

	/**
	 * Starts a new session if one has not started yet.
	 *
	 * Checks to see if the server supports PHP sessions or if the GIVE_USE_PHP_SESSIONS constant is defined.
	 *
	 * @since      1.0
	 * @access     public
	 * @deprecated 2.2.0
	 *
	 * @return bool $ret True if we are using PHP sessions, false otherwise.
	 */
	public function use_php_sessions() {
		$ret = false;

		give_doing_it_wrong( __FUNCTION__, __( 'We are using database session logic instead of PHP session', 'give' ), '2.2.0' );

		return (bool) apply_filters( 'give_use_php_sessions', $ret );
	}

	/**
	 * Should Start Session
	 *
	 * Determines if we should start sessions.
	 *
	 * @since      1.4
	 * @access     public
	 * @deprecated 2.2.0
	 *
	 * @return bool
	 */
	public function should_start_session() {

		$start_session = true;

		give_doing_it_wrong( __FUNCTION__, __( 'We are using database session logic instead of PHP session', 'give' ), '2.2.0' );



		if ( ! empty( $_SERVER['REQUEST_URI'] ) ) {  // @codingStandardsIgnoreLine

			$blacklist = apply_filters(
				'give_session_start_uri_blacklist', array(
					'feed',
					'feed',
					'feed/rss',
					'feed/rss2',
					'feed/rdf',
					'feed/atom',
					'comments/feed/',
				)
			);
			$uri       = ltrim( $_SERVER['REQUEST_URI'], '/' ); // // @codingStandardsIgnoreLine
			$uri       = untrailingslashit( $uri );
			if ( in_array( $uri, $blacklist, true ) ) {
				$start_session = false;
			}
			if ( false !== strpos( $uri, 'feed=' ) ) {
				$start_session = false;
			}
			if ( is_admin() ) {
				$start_session = false;
			}
		}

		return apply_filters( 'give_start_session', $start_session );
	}
}


1			<?php
2			/**
3			* Session
4			*
5			* @package Give
6			* @subpackage Classes/Give_Session
7			* @copyright Copyright (c) 2016, WordImpress
8			* @license https://opensource.org/licenses/gpl-license GNU Public License
9			* @since 1.0
10			*/
11
12			// Exit if accessed directly.
13			if ( ! defined( 'ABSPATH' ) ) {
14			exit;
15			}
16
17			/**
18			* Class Give_Session
19			*/
20			class Give_Session {
			0 ignored issues – show Coding Style introduced 2018-07-24 22:16 UTC by Report Bug Copy Issue Report Since you have declared the constructor as private, maybe you should also declare the class as final. Loading history...
21			/**
22			* Instance.
23			*
24			* @since 2.2.0
25			* @access private
26			* @var Give_Session
27			*/
28			static private $instance;
29
30			/**
31			* Holds our session data
32			*
33			* @since 1.0
34			* @access private
35			*
36			* @var array
37			*/
38			private $session = array();
39
40			/**
41			* Holds our session data
42			*
43			* @since 1.0
44			* @access private
45			*
46			* @var string
47			*/
48			private $session_data_changed = false;
49
50			/**
51			* Cookie Name
52			*
53			* @since 1.0
54			* @access private
55			*
56			* @var string
57			*/
58			private $cookie_name = '';
59
60			/**
61			* Donor Unique ID
62			*
63			* @since 1.0
64			* @access private
65			*
66			* @var string
67			*/
68			private $donor_id = '';
69
70	2		/**
71			* Session expiring time
72	2		*
73	2		* @since 2.2.0
74			* @access private
75			*
76	2		* @var string
77			*/
78			private $session_expiring = false;
79
80			/**
81			* Session expiration time
82			*
83			* @since 2.2.0
84			* @access private
85			*
86			* @var string
87			*/
88	2		private $session_expiration = false;
89	2
90			/**
91			* Flag to check if donor has cookie or not
92			*
93			* @since 2.2.0
94			* @access private
95			*
96			* @var bool
97			*/
98			private $has_cookie = false;
99
100			/**
101			* Expiration Time
102			*
103			* @since 1.0
104			* @access private
105			*
106			* @var int
107			*/
108			private $exp_option = false;
109
110			/**
111			* Expiration Time
112			*
113			* @since 2.2.0
114			* @access private
115			*
116			* @var string
117			*/
118			private $nonce_cookie_name = '';
119
120			/**
121			* Singleton pattern.
122			*
123			* @since 2.2.0
124			* @access private
125			*/
126			private function __construct() {
127			}
128
129
130			/**
131			* Get instance.
132			*
133			* @since 2.2.0
134			* @access public
135			* @return Give_Session
136			*/
137		View Code Duplication	public static function get_instance() {
			0 ignored issues – show Duplication introduced 2018-07-24 22:16 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
138			if ( null === static::$instance ) {
139			self::$instance = new static();
140			self::$instance->__setup();
141			}
142
143			return self::$instance;
144			}
145
146			/**
147			* Setup
148			*
149			* @since 2.2.0
150			* @access public
151			*/
152			private function __setup() { // @codingStandardsIgnoreLine
153			$this->exp_option = give_get_option( 'session_lifetime' );
154			$this->exp_option = ! empty( $this->exp_option )
155			? $this->exp_option
156			: 30 * 60 * 24; // Default expiration time is 12 hours
157
158			$this->set_cookie_name();
159			$this->cookie_name = $this->get_cookie_name( 'session' );
160			$cookie = $this->get_session_cookie();
161
162			if ( ! empty( $cookie ) ) {
163			$this->donor_id = $cookie[0];
164			$this->session_expiration = $cookie[1];
165	12		$this->session_expiring = $cookie[2];
166	12		$this->has_cookie = true;
167
168	12		// Update session if its close to expiring.
169			if ( time() > $this->session_expiring ) {
170			$this->set_expiration_time();
171			Give()->session_db->update_session_timestamp( $this->donor_id, $this->session_expiration );
172			}
173
174			// Load session.
175			$this->session = $this->get_session_data();
176
177			} else {
178			$this->generate_donor_id();
179			}
180
181			add_action( 'give_process_donation_after_validation', array( $this, 'maybe_start_session' ) );
182	11
183			add_action( 'shutdown', array( $this, 'save_data' ), 20 );
184	11		add_action( 'wp_logout', array( $this, 'destroy_session' ) );
185
186	11		if ( ! is_user_logged_in() ) {
187	9		add_filter( 'nonce_user_logged_out', array( $this, '__nonce_user_logged_out' ) );
188	9		}
189	9
190			// Remove old sessions.
191			Give_Cron::add_daily_event( array( $this, '__cleanup_sessions' ) );
192	11		}
193	11
194	11		/**
195			* Get session data
196	11		*
197			* @since 2.2.0
198			* @access public
199			*
200			* @return array
201			*/
202			public function get_session_data() {
203			return $this->has_session() ? (array) Give()->session_db->get_session( $this->donor_id, array() ) : array();
204			}
205
206
207			/**
208			* Get session by session id
209			*
210			* @since 2.2.0
211			* @access public
212			*
213			* @return array
214			*/
215			public function get_session_cookie() {
216			$session = array();
217			$cookie_value = isset( $_COOKIE[ $this->cookie_name ] ) ? give_clean( $_COOKIE[ $this->cookie_name ] ) : false; // @codingStandardsIgnoreLine.
218
219			if ( empty( $cookie_value ) \|\| ! is_string( $cookie_value ) ) {
220			return $session;
221			}
222
223			list( $donor_id, $session_expiration, $session_expiring, $cookie_hash ) = explode( '\|\|', $cookie_value );
224
225			if ( empty( $donor_id ) ) {
226			return $session;
227			}
228
229			// Validate hash.
230			$to_hash = $donor_id . '\|' . $session_expiration;
231			$hash = hash_hmac( 'md5', $to_hash, wp_hash( $to_hash ) );
232
233			if ( empty( $cookie_hash ) \|\| ! hash_equals( $hash, $cookie_hash ) ) {
234			return $session;
235			}
236
237			return array( $donor_id, $session_expiration, $session_expiring, $cookie_hash );
238			}
239
240
241			/**
242			* Check if session exist for specific session id
243			*
244			* @since 2.2.0
245			* @access public
246			*
247			* @return bool
248			*/
249			public function has_session() {
250			return $this->has_cookie;
251			}
252
253			/**
254			* Set cookie name
255			*
256			* @since 2.2.0
257	4		* @access private
258			*
259	4		* @return string Cookie name.
260			*/
261			private function set_cookie_name() {
262	4		$this->cookie_name = apply_filters( 'give_session_cookie', 'wp_give_session_' . COOKIEHASH );
263			$this->nonce_cookie_name = 'wp_give_session_reset_nonce_' . COOKIEHASH;
264	4		}
265
266			/**
267			* Get Session
268			*
269			* Retrieve session variable for a given session key.
270			*
271			* @since 1.0
272			* @access public
273			*
274			* @param string $key Session key.
275			* @param mixed $default default value.
276			*
277			* @return string\|array Session variable.
278			*/
279			public function get( $key, $default = false ) {
280			$key = sanitize_key( $key );
281
282			return isset( $this->session[ $key ] ) ? maybe_unserialize( $this->session[ $key ] ) : $default;
283			}
284	4
285			/**
286			* Set Session
287			*
288	4		* @since 1.0
289			* @access public
290	4		*
291	4		* @param string $key Session key.
292	4		* @param mixed $value Session variable.
293			*
294	4		* @return string Session variable.
295			*/
296			public function set( $key, $value ) {
297			if ( $value !== $this->get( $key ) ) {
298			$this->session[ sanitize_key( $key ) ] = maybe_serialize( $value );
299			$this->session_data_changed = true;
			0 ignored issues – show Documentation Bug introduced 2018-07-24 22:16 UTC by Report Bug Copy Issue Report The property `$session_data_changed` was declared of type `string`, but `true` is of type `boolean`. Maybe add a type cast? This check looks for assignments to scalar types that may be of the wrong type. To ensure the code behaves as expected, it may be a good idea to add an explicit type cast. $answer = 42; $correct = false; $correct = (bool) $answer; Loading history...
300			}
301
302			return $this->session[ $key ];
303	2		}
304
305	2		/**
306			* Set Session Cookies
307	2		*
308			* Cookies are used to increase the session lifetime using the give setting. This is helpful for when a user closes
309	2		* their browser after making a donation and comes back to the site.
310	2		*
311	2		* @since 1.4
312	2		* @access public
313	2		*
314	2		* @param bool $set Flag to check if set cookie or not.
315	2		*/
316			public function set_session_cookies( $set ) {
317	2		if ( $set ) {
318	2		$this->set_expiration_time();
319	2
320	2		$to_hash = $this->donor_id . '\|' . $this->session_expiration;
321			$cookie_hash = hash_hmac( 'md5', $to_hash, wp_hash( $to_hash ) );
322			$cookie_value = $this->donor_id . '\|\|' . $this->session_expiration . '\|\|' . $this->session_expiring . '\|\|' . $cookie_hash;
323	2		$this->has_cookie = true;
324
325			give_setcookie( $this->cookie_name, $cookie_value, $this->session_expiration, apply_filters( 'give_session_use_secure_cookie', false ) );
326	2		give_setcookie( $this->nonce_cookie_name, '1', $this->session_expiration, apply_filters( 'give_session_use_secure_cookie', false ) );
327	2		}
328	2		}
329	2
330			/**
331	2		* Set Cookie Expiration
332			*
333			* Force the cookie expiration time if set, default to 24 hours.
334			*
335			* @since 1.0
336			* @access public
337			*
338			* @return int
339			*/
340			public function set_expiration_time() {
341			$this->session_expiring = time() + intval( apply_filters( 'give_session_expiring', ( $this->exp_option - 3600 ) ) ); // Default 11 Hours.
			0 ignored issues – show Documentation Bug introduced 2018-07-24 22:16 UTC by Report Bug Copy Issue Report The property `$session_expiring` was declared of type `string`, but `time() + intval(apply_fi...is->exp_option - 3600))` is of type `integer`. Maybe add a type cast? This check looks for assignments to scalar types that may be of the wrong type. To ensure the code behaves as expected, it may be a good idea to add an explicit type cast. $answer = 42; $correct = false; $correct = (bool) $answer; Loading history...
342			$this->session_expiration = time() + intval( apply_filters( 'give_session_expiration', $this->exp_option ) ); // Default 12 Hours.
			0 ignored issues – show Documentation Bug introduced 2018-07-24 22:16 UTC by Report Bug Copy Issue Report The property `$session_expiration` was declared of type `string`, but `time() + intval(apply_fi...n', $this->exp_option))` is of type `integer`. Maybe add a type cast? This check looks for assignments to scalar types that may be of the wrong type. To ensure the code behaves as expected, it may be a good idea to add an explicit type cast. $answer = 42; $correct = false; $correct = (bool) $answer; Loading history...
343
344			return $this->session_expiration;
345			}
346
347			/**
348			* Get Session Expiration
349			*
350			* Looks at the session cookies and returns the expiration date for this session if applicable
351			*
352			* @since 2.2.0
353			* @access public
354			*
355			* @return string Formatted expiration date string.
356			*/
357			public function get_session_expiration() {
358			return $this->session_expiration;
359			}
360
361			/**
362			* Maybe Start Session
363			*
364			* Starts a new session if one hasn't started yet.
365			*
366			* @since 2.2.0
367			* @access public
368			*
369			* @return void
370			*/
371			public function maybe_start_session() {
372			if (
373			! headers_sent()
374			&& empty( $this->session )
375			&& ! $this->has_cookie
376			) {
377			$this->set_session_cookies( true );
378			}
379			}
380
381			/**
382			* Generate a unique donor ID.
383			*
384			* Uses Portable PHP password hashing framework to generate a unique cryptographically strong ID.
385			*
386			* @since 2.2.0
387			* @access public
388			*/
389			public function generate_donor_id() {
390			require_once ABSPATH . 'wp-includes/class-phpass.php';
391
392			$hasher = new PasswordHash( 8, false );
393			$this->donor_id = md5( $hasher->get_random_bytes( 32 ) );
394			}
395
396			/**
397			* Save donor session data
398			*
399			* @since 2.2.0
400			* @access public
401			*/
402			public function save_data() {
403			// Dirty if something changed - prevents saving nothing new.
404			if ( $this->session_data_changed && $this->has_session() ) {
405			global $wpdb;
406
407			Give()->session_db->__replace(
408			Give()->session_db->table_name,
409			array(
410			'session_key' => $this->donor_id,
411			'session_value' => maybe_serialize( $this->session ),
412			'session_expiry' => $this->session_expiration,
413			),
414			array(
415			'%s',
416			'%s',
417			'%d',
418			)
419			);
420
421			$this->session_data_changed = false;
			0 ignored issues – show Documentation Bug introduced 2018-07-24 22:16 UTC by Report Bug Copy Issue Report The property `$session_data_changed` was declared of type `string`, but `false` is of type `false`. Maybe add a type cast? This check looks for assignments to scalar types that may be of the wrong type. To ensure the code behaves as expected, it may be a good idea to add an explicit type cast. $answer = 42; $correct = false; $correct = (bool) $answer; Loading history...
422			}
423			}
424
425			/**
426			* Destroy all session data.
427			*
428			* @since 2.2.0
429			* @access public
430			*/
431			public function destroy_session() {
432			give_setcookie( $this->cookie_name, '', time() - YEAR_IN_SECONDS, apply_filters( 'give_session_use_secure_cookie', false ) );
433			give_setcookie( $this->nonce_cookie_name, '', time() - YEAR_IN_SECONDS, apply_filters( 'give_session_use_secure_cookie', false ) );
434
435			Give()->session_db->delete_session( $this->donor_id );
436
437			$this->session = array();
438			$this->session_data_changed = false;
			0 ignored issues – show Documentation Bug introduced 2018-07-24 22:16 UTC by Report Bug Copy Issue Report The property `$session_data_changed` was declared of type `string`, but `false` is of type `false`. Maybe add a type cast? This check looks for assignments to scalar types that may be of the wrong type. To ensure the code behaves as expected, it may be a good idea to add an explicit type cast. $answer = 42; $correct = false; $correct = (bool) $answer; Loading history...
439
440			$this->generate_donor_id();
441			}
442
443			/**
444			* Delete nonce cookie if generating fresh form html.
445			*
446			* @since 2.2.0
447			* @access public
448			*
449			* @return bool
450			*/
451			public function is_delete_nonce_cookie(){
452			$value = false;
453
454			if ( Give()->session->has_session() ) {
455			$value = true;
456			}
457
458			return $value;
459			}
460
461			/**
462			* Get cookie names
463			*
464			* @since 2.2.0
465			* @access public
466			*
467			* @param string $type Nonce type.
468			*
469			* @return string Cookie name
470			*/
471			public function get_cookie_name( $type = '' ) {
472			$name = '';
473
474			switch ( $type ) {
475			case 'nonce':
476			$name = $this->nonce_cookie_name;
477			break;
478
479			case 'session':
480			$name = $this->cookie_name;
481			break;
482			}
483
484			return $name;
485			}
486
487			/**
488			* When a user is logged out, ensure they have a unique nonce by using the donor/session ID.
489			* Note: for internal logic only.
490			*
491			* @since 2.2.0
492			* @access public
493			*
494			* @param int $uid User ID.
495			*
496			* @return string
497			*/
498			public function __nonce_user_logged_out( $uid ) {
			0 ignored issues – show Coding Style introduced 2018-07-24 22:16 UTC by Report Bug Copy Issue Report Method name "Give_Session::__nonce_user_logged_out" is invalid; only PHP magic methods should be prefixed with a double underscore Loading history...
499			return $this->has_session() && $this->donor_id ? $this->donor_id : $uid;
500			}
501
502
503			/**
504			* Cleanup session data from the database and clear caches.
505			* Note: for internal logic only.
506			*
507			* @since 2.2.0
508			* @access public
509			*/
510			public function __cleanup_sessions() { // @codingStandardsIgnoreLine
511			Give()->session_db->delete_expired_sessions();
512			}
513
514
515			/**
516			* Get Session ID
517			*
518			* Retrieve session ID.
519			*
520			* @since 1.0
521			* @deprecated 2.2.0
522			* @access public
523			*
524			* @return string Session ID.
525			*/
526			public function get_id() {
527			return $this->get_cookie_name('session');
			0 ignored issues – show Coding Style introduced 2018-07-24 22:16 UTC by Report Bug Copy Issue Report Expected 1 spaces after opening bracket; 0 found Loading history... Coding Style introduced 2018-07-24 22:16 UTC by Report Bug Copy Issue Report Expected 1 spaces before closing bracket; 0 found Loading history...
528			}
529
530			/**
531			* Set Cookie Variant Time
532			*
533			* Force the cookie expiration variant time to custom expiration option, less and hour. defaults to 23 hours
534			* (set_expiration_variant_time used in WP_Session).
535			*
536			* @since 1.0
537			* @deprecated 2.2.0
538			* @access public
539			*
540			* @return int
541			*/
542			public function set_expiration_variant_time() {
543
544			return ( ! empty( $this->exp_option ) ? ( intval( $this->exp_option ) - 3600 ) : 30 * 60 * 23 );
545			}
546
547			/**
548			* Starts a new session if one has not started yet.
549			*
550			* Checks to see if the server supports PHP sessions or if the GIVE_USE_PHP_SESSIONS constant is defined.
551			*
552			* @since 1.0
553			* @access public
554			* @deprecated 2.2.0
555			*
556			* @return bool $ret True if we are using PHP sessions, false otherwise.
557			*/
558			public function use_php_sessions() {
559			$ret = false;
560
561			give_doing_it_wrong( __FUNCTION__, __( 'We are using database session logic instead of PHP session', 'give' ), '2.2.0' );
562
563			return (bool) apply_filters( 'give_use_php_sessions', $ret );
564			}
565
566			/**
567			* Should Start Session
568			*
569			* Determines if we should start sessions.
570			*
571			* @since 1.4
572			* @access public
573			* @deprecated 2.2.0
574			*
575			* @return bool
576			*/
577			public function should_start_session() {
578
579			$start_session = true;
580
581			give_doing_it_wrong( __FUNCTION__, __( 'We are using database session logic instead of PHP session', 'give' ), '2.2.0' );
582
			0 ignored issues – show Coding Style introduced 2018-07-24 22:16 UTC by Report Bug Copy Issue Report Functions must not contain multiple empty lines in a row; found 2 empty lines Loading history...
583
584			if ( ! empty( $_SERVER['REQUEST_URI'] ) ) { // @codingStandardsIgnoreLine
585
586			$blacklist = apply_filters(
587			'give_session_start_uri_blacklist', array(
588			'feed',
589			'feed',
590			'feed/rss',
591			'feed/rss2',
592			'feed/rdf',
593			'feed/atom',
594			'comments/feed/',
595			)
596			);
597			$uri = ltrim( $_SERVER['REQUEST_URI'], '/' ); // // @codingStandardsIgnoreLine
598			$uri = untrailingslashit( $uri );
599			if ( in_array( $uri, $blacklist, true ) ) {
600			$start_session = false;
601			}
602			if ( false !== strpos( $uri, 'feed=' ) ) {
603			$start_session = false;
604			}
605			if ( is_admin() ) {
606			$start_session = false;
607			}
608			}
609
610			return apply_filters( 'give_start_session', $start_session );
611			}
612			}
613

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