File: /var/www/clients/client0/web20/web/wp-content/plugins/really-simple-ssl/lets-encrypt/functions.php
<?php
defined( 'ABSPATH' ) or die( "you do not have access to this page!" );
if ( ! function_exists( 'rsssl_user_can_manage' ) ) {
function rsssl_user_can_manage() {
if ( ! is_user_logged_in() ) {
return false;
}
if ( ! current_user_can( 'manage_options' ) ) {
return false;
}
return true;
}
}
/**
* Check if we need to use DNS verification
* @return bool
*/
function rsssl_dns_verification_required(){
/**
* If our current hosting provider does not allow or require local SSL certificate generation,
* We do not need to DNS verification either.
*/
if ( !rsssl_do_local_lets_encrypt_generation() ) {
return false;
}
if ( get_option('rsssl_verification_type')==='DNS' ) {
return true;
}
if ( rsssl_wildcard_certificate_required() ) {
return true;
}
return false;
}
if ( !function_exists('rsssl_is_cpanel')) {
/**
* Check if we're on CPanel
*
* @return bool
*/
function rsssl_is_cpanel() {
if (get_option('rsssl_force_cpanel')) {
return true;
}
$open_basedir = ini_get("open_basedir");
if ( empty($open_basedir) && file_exists( "/usr/local/cpanel" ) ) {
return true;
} else if (rsssl_check_port(2082)) {
return true;
} else {
return false;
}
}
}
if (!function_exists('rsssl_cpanel_api_supported')) {
/**
* Check if CPanel supports the api
*
* @return bool
*/
function rsssl_cpanel_api_supported() {
return rsssl_is_cpanel() && file_exists( "/usr/local/cpanel/php/cpanel.php" );
}
}
if (!function_exists('rsssl_activated_by_default')) {
/**
* Check if the host has ssl, activated by default
*
* @return bool
*/
function rsssl_activated_by_default() {
$activated_by_default = false;
$activated_by_default_hosts = RSSSL_LE()->config->activated_by_default;
$current_host = rsssl_get_other_host();
if ( in_array( $current_host, $activated_by_default_hosts ) ) {
$activated_by_default = true;
}
return $activated_by_default;
}
}
if (!function_exists('rsssl_activation_required')) {
/**
* Check if the host has ssl, activation required
*
* @return bool
*/
function rsssl_activation_required() {
$dashboard_activation_required = false;
$dashboard_activation_required_hosts = RSSSL_LE()->config->dashboard_activation_required;
$current_host = rsssl_get_other_host();
if ( in_array( $current_host, $dashboard_activation_required_hosts ) ) {
$dashboard_activation_required = true;
}
return $dashboard_activation_required;
}
}
if (!function_exists('rsssl_paid_only')) {
/**
* Check if the host has ssl, paid only
*
* @return bool
*/
function rsssl_paid_only() {
$paid_only = false;
$paid_only_hosts = RSSSL_LE()->config->paid_only;
$current_host = rsssl_get_other_host();
if ( in_array( $current_host, $paid_only_hosts ) ) {
$paid_only = true;
}
return $paid_only;
}
}
if ( !function_exists('rsssl_is_plesk')) {
/**
* https://stackoverflow.com/questions/26927248/how-to-detect-servers-control-panel-type-with-php
* @return false
*/
function rsssl_is_plesk() {
if (get_option('rsssl_force_plesk')) {
return true;
}
if ( get_option('rsssl_hosting_dashboard')==='plesk' ){
return true;
}
//cpanel takes precedence, as it's more precise
if ( rsssl_is_cpanel() ) {
return false;
}
$open_basedir = ini_get("open_basedir");
if ( empty($open_basedir) && is_dir( '/usr/local/psa' ) ) {
return true;
} else if (rsssl_check_port(8443)) {
return true;
} else {
return false;
}
}
}
if ( !function_exists('rsssl_is_directadmin')) {
/**
* https://stackoverflow.com/questions/26927248/how-to-detect-servers-control-panel-type-with-php
* @return bool
*/
function rsssl_is_directadmin() {
if (get_option('rsssl_force_directadmin')) {
return true;
}
if ( get_option('rsssl_hosting_dashboard')==='directadmin' ){
return true;
}
//cpanel takes precedence, as it's more precise
if ( rsssl_is_cpanel() ) {
return false;
}
if ( rsssl_is_plesk() ) {
return false;
}
if (rsssl_check_port(2222)) {
return true;
} else {
return false;
}
}
}
/**
* @param int $port
*
* @return bool
*/
function rsssl_check_port( $port)
{
$port_check_status = get_option("rsssl_port_check_$port");
if ( !function_exists('fsockopen') || $port_check_status === 'fail' ) {
return false;
}
$ipAddress = gethostbyname('localhost');
$link = @fsockopen( $ipAddress, $port, $errno, $error, 5 );
if ( $link ) {
update_option("rsssl_port_check_$port", 'success');
return true;
}
update_option("rsssl_port_check_$port", 'fail');
return false;
}
if ( !function_exists('rsssl_get_other_host') ) {
/**
* Get the selected hosting provider, if any.
* @return bool|string
*/
function rsssl_get_other_host() {
return rsssl_get_value( 'other_host_type', false );
}
}
if ( !function_exists('rsssl_progress_add')) {
/**
* @param string $item
*/
function rsssl_progress_add( $item ) {
$progress = get_option( "rsssl_le_installation_progress", array() );
if ( ! in_array( $item, $progress ) ) {
$progress[] = $item;
update_option( "rsssl_le_installation_progress", $progress );
}
}
}
if ( !function_exists('rsssl_uses_known_dashboard')) {
/**
* Check if website uses any of the known dashboards.
*/
function rsssl_uses_known_dashboard( ) {
if ( rsssl_is_cpanel() || rsssl_is_plesk() || rsssl_is_directadmin() ) {
return true;
} else {
return false;
}
}
}
if ( !function_exists('rsssl_is_ready_for')) {
/**
* @param string $item
*/
function rsssl_is_ready_for( $item ) {
if ( !rsssl_do_local_lets_encrypt_generation() ) {
rsssl_progress_add('directories');
rsssl_progress_add('generation');
rsssl_progress_add('dns-verification');
}
if ( !rsssl_dns_verification_required() ) {
rsssl_progress_add('dns-verification');
}
if (empty(rsssl_get_not_completed_steps($item))){
return true;
} else{
return false;
}
}
}
function rsssl_get_not_completed_steps($item){
$sequence = array_column( RSSSL_LE()->config->steps['lets-encrypt'], 'id');
//drop all statuses after $item. We only need to know if all previous ones have been completed
$index = array_search($item, $sequence);
$sequence = array_slice($sequence, 0, $index, true);
$not_completed = array();
$finished = get_option("rsssl_le_installation_progress", array());
foreach ($sequence as $status ) {
if (!in_array($status, $finished)) {
$not_completed[] = $status;
}
}
return $not_completed;
}
if ( !function_exists('rsssl_progress_remove')) {
/**
* @param string $item
*/
function rsssl_progress_remove( $item ) {
$progress = get_option( "rsssl_le_installation_progress", array() );
if ( in_array( $item, $progress ) ) {
$index = array_search( $item, $progress );
unset( $progress[ $index ] );
update_option( "rsssl_le_installation_progress", $progress );
}
}
}
if ( !function_exists('rsssl_php_requirement_met')) {
/**
* Get PHP version status for tests
*
* @return RSSSL_RESPONSE
*/
function rsssl_php_requirement_met() {
if ( version_compare( PHP_VERSION, rsssl_le_php_version, '<' ) ) {
rsssl_progress_remove( 'system-status' );
$action = 'stop';
$status = 'error';
$message = sprintf( __( "The minimum requirements for the PHP version have not been met. Please upgrade to %s", "really-simple-ssl" ), rsssl_le_php_version );
} else {
$action = 'continue';
$status = 'success';
$message = __( "You have the required PHP version to continue.", "really-simple-ssl" );
}
return new RSSSL_RESPONSE( $status, $action, $message );
}
}
if ( ! function_exists( 'rsssl_get_value' ) ) {
/**
* Get value for an a rsssl option
* For usage very early in the execution order, use the $page option. This bypasses the class usage.
*
* @param string $fieldname
* @param bool $use_default
*
* @return array|bool|mixed|string
*/
function rsssl_get_value(
$fieldname, $use_default = true
) {
$default = false;
$fields = get_option( 'rsssl_options_lets-encrypt' );
if ($use_default) {
if ( ! isset( RSSSL_LE()->config->fields[ $fieldname ] ) ) {
return false;
}
$default = ( isset( RSSSL_LE()->config->fields[ $fieldname ]['default'] ) ) ? RSSSL_LE()->config->fields[ $fieldname ]['default'] : '';
}
$value = isset( $fields[ $fieldname ] ) ? $fields[ $fieldname ] : $default;
return $value;
}
}
if ( !function_exists('rsssl_do_local_lets_encrypt_generation')) {
/**
* Check if the setup requires local certificate generation
* @return bool
*/
function rsssl_do_local_lets_encrypt_generation() {
$not_local_cert_hosts = RSSSL_LE()->config->not_local_certificate_hosts;
$current_host = rsssl_get_other_host();
if ( in_array( $current_host, $not_local_cert_hosts ) ) {
return false;
}
return true;
}
}
function rsssl_get_manual_instructions_text( $url ){
$default_url = 'https://really-simple-ssl.com/install-ssl-certificate';
$dashboard_activation_required = rsssl_activation_required();
$activated_by_default = rsssl_activated_by_default();
$paid_only = rsssl_paid_only();
$button_activate = '<br><a href="'.$default_url.'" target="_blank" class="button button-primary">'.__("Instructions","really-simple-ssl").'</a> ';
$button_complete = '<br><a href="'.$default_url.'" target="_blank" class="button button-primary">'.__("Instructions","really-simple-ssl").'</a> ';
if ( $url === $default_url ) {
$complete_manually = sprintf(__("Please complete manually in your hosting dashboard.", "really-simple-ssl"), '<a target="_blank" href="'.$url.'">', '</a>');
$activate_manually = sprintf(__("Please activate it manually on your hosting dashboard.", "really-simple-ssl"), '<a target="_blank" href="'.$url.'">', '</a>');
} else {
$complete_manually = sprintf(__("Please complete %smanually%s", "really-simple-ssl"), '<a target="_blank" href="'.$url.'">', '</a>');
$activate_manually = sprintf(__("Please activate it on your dashboard %smanually%s", "really-simple-ssl"), '<a target="_blank" href="'.$url.'">', '</a>');
$button_activate .= '<a href="'.$url.'" target="_blank" class="button button-primary">'.__("Go to activation","really-simple-ssl").'</a>';
$button_complete .= '<a href="'.$url.'" target="_blank" class="button button-primary">'.__("Go to installation","really-simple-ssl").'</a>';
}
if ( $activated_by_default ) {
$msg = sprintf(__("According to our information, your hosting provider supplies your account with an SSL certificate by default. Please contact your %shosting support%s if this is not the case.","really-simple-ssl"), '<a target="_blank" href="'.$url.'">', '</a>').' '.
__("After completing the installation, you can continue to the next step to complete your configuration.","really-simple-ssl");
} else if ( $dashboard_activation_required ) {
$msg = __( "You already have free SSL on your hosting environment.", "really-simple-ssl" ).' '.
$activate_manually.' '.
__("After completing the installation, you can continue to the next step to complete your configuration.","really-simple-ssl")
.$button_activate;
} else if ( $paid_only ) {
$msg = sprintf(__("According to our information, your hosting provider does not allow any kind of SSL installation, other then their own paid certificate. For an alternative hosting provider with SSL, see this %sarticle%s.","really-simple-ssl"), '<a target="_blank" href="https://really-simple-ssl.com/hosting-providers-with-free-ssl">', '</a>');
} else {
$msg = __("Your hosting environment does not allow automatic SSL installation.","really-simple-ssl").' '.
$complete_manually.' '.
sprintf(__("You can follow these %sinstructions%s.","really-simple-ssl"), '<a target="_blank" href="'.$default_url.'">', '</a>').' '.
__("After completing the installation, you can continue to the next step to complete your configuration.","really-simple-ssl")
.$button_complete;
}
return $msg;
}
if ( ! function_exists( 'rsssl_notice' ) ) {
/**
* Notification without arrow on the left. Should be used outside notifications center
* @param string $msg
* @param string $type notice | warning | success
* @param bool $remove_after_change
* @param bool $echo
* @param array $condition $condition['question'] $condition['answer']
*
* @return string|void
*/
function rsssl_notice( $msg, $type = 'notice', $remove_after_change = false, $echo = true, $condition = false) {
if ( $msg == '' ) {
return;
}
// Condition
$condition_check = "";
$condition_question = "";
$condition_answer = "";
$rsssl_hidden = "";
if ($condition) {
$condition_check = "condition-check";
$condition_question = "data-condition-question='{$condition['question']}'";
$condition_answer = "data-condition-answer='{$condition['answer']}'";
$args['condition'] = array($condition['question'] => $condition['answer']);
$rsssl_hidden = rsssl_field::this()->condition_applies($args) ? "" : "rsssl-hidden";;
}
// Hide
$remove_after_change_class = $remove_after_change ? "rsssl-remove-after-change" : "";
$html = "<div class='rsssl-panel-wrap'><div class='rsssl-panel rsssl-notification rsssl-{$type} {$remove_after_change_class} {$rsssl_hidden} {$condition_check}' {$condition_question} {$condition_answer}><div>{$msg}</div></div></div>";
if ( $echo ) {
echo $html;
} else {
return $html;
}
}
}
if ( ! function_exists( 'rsssl_sidebar_notice' ) ) {
/**
* @param string $msg
* @param string $type notice | warning | success
* @param bool $echo
* @param bool|array $condition $condition['question'] $condition['answer']
*
* @return string|void
*/
function rsssl_sidebar_notice( $msg, $type = 'notice', $echo = true, $condition = false) {
if ( $msg == '' ) {
return;
}
// Condition
$condition_check = "";
$condition_question = "";
$condition_answer = "";
$rsssl_hidden = "";
if ($condition) {
$condition_check = "condition-check";
$condition_question = "data-condition-question='{$condition['question']}'";
$condition_answer = "data-condition-answer='{$condition['answer']}'";
$args['condition'] = array($condition['question'] => $condition['answer']);
$rsssl_hidden = rsssl_field::this()->condition_applies($args) ? "" : "rsssl-hidden";;
}
$html = "<div class='rsssl-help-modal rsssl-notice rsssl-{$type} {$rsssl_hidden} {$condition_check}' {$condition_question} {$condition_answer}>{$msg}</div>";
if ( $echo ) {
echo $html;
} else {
return $html;
}
}
}
if (!function_exists('rsssl_read_more')) {
/**
* Create a generic read more text with link for help texts.
*
* @param string $url
* @param bool $add_space
*
* @return string
*/
function rsssl_read_more( $url, $add_space = true ) {
$html = sprintf( __( "For more information, please read this %sarticle%s",
'really-simple-ssl' ), '<a target="_blank" href="' . $url . '">',
'</a>' );
if ( $add_space ) {
$html = ' ' . $html;
}
return $html;
}
}
register_activation_hook( __FILE__, 'rsssl_set_activation_time_stamp' );
if ( ! function_exists( 'rsssl_set_activation_time_stamp' ) ) {
function rsssl_set_activation_time_stamp( $networkwide ) {
update_option( 'rsssl_activation_time', time() );
}
}
if ( ! function_exists( 'rsssl_array_filter_multidimensional' ) ) {
function rsssl_array_filter_multidimensional(
$array, $filter_key, $filter_value
) {
$new = array_filter( $array,
function ( $var ) use ( $filter_value, $filter_key ) {
return isset( $var[ $filter_key ] ) ? ( $var[ $filter_key ]
== $filter_value )
: false;
} );
return $new;
}
}
if ( !function_exists('rsssl_is_subdomain') ) {
/**
* Check if we're on a subdomain.
* If this is a www domain, we return false
*/
function rsssl_is_subdomain(){
$domain = rsssl_get_domain();
if ( strpos($domain, 'www.') !== false ) return false;
$root = rsssl_get_root_domain($domain);
if ($root === $domain ) {
return false;
} else {
return true;
}
}
}
if ( !function_exists('rsssl_get_subdomain') ) {
/**
* Get root domain of a domain
*/
function rsssl_get_root_domain($domain){
$sub = strtolower(trim($domain));
$count = substr_count($sub, '.');
if($count === 2){
if(strlen(explode('.', $sub)[1]) > 3) $sub = explode('.', $sub, 2)[1];
} else if($count > 2){
$sub = rsssl_get_root_domain(explode('.', $sub, 2)[1]);
}
return $sub;
}
}
if ( ! function_exists( 'rsssl_get_domain' ) ) {
function rsssl_get_domain() {
//Get current domain
$domain = site_url();
//Parse to strip off any /subfolder/
$parse = parse_url($domain);
$domain = $parse['host'];
$domain = str_replace(array('http://', 'https://' ), '', $domain);
return $domain;
}
}
function rsssl_insert_after_key($array, $key, $items){
$keys = array_keys($array);
$key = array_search($key, $keys);
$array = array_slice($array, 0, $key, true) +
$items +
array_slice($array, 3, count($array)-3, true);
return $array;
}
if ( !function_exists('rsssl_wildcard_certificate_required') ) {
/**
* Check if the site requires a wildcard
*
* @return bool
*/
function rsssl_wildcard_certificate_required() {
//if DNS verification, create wildcard.
if ( get_option('rsssl_verification_type') === 'DNS' ) {
return true;
}
if ( ! is_multisite() ) {
return false;
} else {
if ( defined( 'SUBDOMAIN_INSTALL' ) && SUBDOMAIN_INSTALL ) {
return true;
} else {
return false;
}
}
}
}
if ( !function_exists('rsssl_maybe_drop_subdomain_test') ) {
function rsssl_maybe_drop_subdomain_test( $steps ) {
if ( is_multisite() ) {
$index = array_search( 'system-status', array_column( $steps['lets-encrypt'], 'id' ) );
$index ++;
$actions = $steps['lets-encrypt'][ $index ]['actions'];
//get the is_subdomain_setup
$sub_index = array_search( 'is_subdomain_setup', array_column( $actions, 'action' ) );
unset( $actions[ $sub_index ] );
$steps['lets-encrypt'][ $index ]['actions'] = $actions;
}
return $steps;
}
add_filter( 'rsssl_steps', 'rsssl_maybe_drop_subdomain_test', 20 );
}
if ( !function_exists('rsssl_can_install_shell_addon') ) {
function rsssl_can_install_shell_addon(){
//if not cpanel
if ( !rsssl_is_cpanel() ) {
return false;
}
//if already installed
if (defined('rsssl_shell_path')){
return false;
}
if ( function_exists('shell_exec') || function_exists('system') || function_exists('passthru') || function_exists('exec') ) {
return true;
} else {
return false;
}
}
}
if ( !function_exists('rsssl_generated_by_rsssl')) {
/**
* If a bundle generation is completed, this value is set to true.
*
* @return bool
*/
function rsssl_generated_by_rsssl() {
return get_option( 'rsssl_le_certificate_generated_by_rsssl' );
}
}