<?php
class PMXI_Handler extends PMXI_Session {
/** cookie name */
private $_cookie;
/** session due to expire timestamp */
private $_session_expiring;
/** session expiration timestamp */
private $_session_expiration;
/** Bool based on whether a cookie exists **/
private $_has_cookie = false;
/**
* Constructor for the session class.
*
* @access public
* @return void
*/
public function __construct() {
$this->set_session_expiration();
$this->_import_id = $this->generate_import_id();
$this->_data = $this->get_session_data();
//add_action( 'shutdown', array( $this, 'save_data' ), 20 );
}
/**
* Return true if the current user has an active session, i.e. a cookie to retrieve values
* @return boolean
*/
public function has_session() {
return isset( $_COOKIE[ $this->_cookie ] ) || $this->_has_cookie || is_user_logged_in();
}
/**
* set_session_expiration function.
*
* @access public
* @return void
*/
public function set_session_expiration() {
$this->_session_expiring = time() + intval( apply_filters( 'wpallimport_session_expiring', 60 * 60 * 47 ) ); // 47 Hours
$this->_session_expiration = time() + intval( apply_filters( 'wpallimport_session_expiration', 60 * 60 * 48 ) ); // 48 Hours
}
public function generate_import_id() {
$input = new PMXI_Input();
$import_id = $input->get('id', 'new');
return $import_id;
}
/**
* get_session_data function.
*
* @access public
* @return array
*/
public function get_session_data() {
// return (array) get_option( '_wpallimport_session_' . $this->_import_id . '_', array() );
global $wpdb;
$session = $wpdb->get_row( $wpdb->prepare("SELECT option_name, option_value FROM $wpdb->options WHERE option_name = %s", '_wpallimport_session_' . $this->_import_id . '_'), ARRAY_A );
return empty($session) ? array() : unserialize($session['option_value']);
}
/**
* save_data function.
*
* @access public
* @return void
*/
public function save_data() {
// Dirty if something changed - prevents saving nothing new
if ( $this->_dirty && $this->has_session() ) {
$session_option = '_wpallimport_session_' . $this->_import_id . '_';
$session_expiry_option = '_wpallimport_session_expires_' . $this->_import_id . '_';
wp_cache_delete( 'notoptions', 'options' );
wp_cache_delete( $session_option, 'options' );
wp_cache_delete( $session_expiry_option, 'options' );
if ( false === get_option( $session_option ) ) {
add_option( $session_option, $this->_data, '', 'no' );
add_option( $session_expiry_option, $this->_session_expiration, '', 'no' );
} else {
update_option( $session_option, $this->_data, false );
}
}
}
public function convertData( $import_id ){
$this->_import_id = 'new';
$this->_data = $this->get_session_data();
$this->set_session_expiration();
$this->_import_id = $import_id;
$this->clean_session();
$this->_dirty = true;
$this->save_data();
$parser_type = get_option('wpai_parser_type_0');
if ( ! empty($parser_type) ){
update_option('wpai_parser_type_' . $import_id, $parser_type, false);
delete_option('wpai_parser_type_0');
}
}
public function clean_session( $import_id = 'new' ){
global $wpdb;
$now = time();
$expired_sessions = array();
$wpallimport_session_expires = $wpdb->get_results( $wpdb->prepare("SELECT option_name, option_value FROM $wpdb->options WHERE option_name LIKE %s", "_wpallimport_session_expires_" . $import_id . "_%") );
$expired_sessions[] = "_wpallimport_session_{$import_id}_"; // Session key
foreach ( $wpallimport_session_expires as $wpallimport_session_expire ) {
//if ( $now > intval( $wpallimport_session_expire->option_value ) ) {
//$session_id = substr( $wpallimport_session_expire->option_name, 29 );
$expired_sessions[] = $wpallimport_session_expire->option_name; // Expires key
//$expired_sessions[] = "_wpallimport_session_$session_id"; // Session key
//}
}
if ( ! empty( $expired_sessions ) ) {
wp_cache_delete( 'notoptions', 'options' );
foreach ($expired_sessions as $expired) {
wp_cache_delete( $expired, 'options' );
delete_option($expired);
}
$expired_sessions_chunked = array_chunk( $expired_sessions, 100 );
foreach ( $expired_sessions_chunked as $chunk ) {
$option_names = implode( "','", $chunk );
$wpdb->query( "DELETE FROM $wpdb->options WHERE option_name IN ('$option_names')" );
}
}
}
}