File: /medikors/www/wp-content/plugins/menu-icons/vendor/codeinwp/themeisle-sdk/src/Modules/Rollback.php
<?php
/**
* The rollback class for ThemeIsle SDK.
*
* @package ThemeIsleSDK
* @subpackage Rollback
* @copyright Copyright (c) 2017, Marius Cristea
* @license http://opensource.org/licenses/gpl-3.0.php GNU Public License
* @since 1.0.0
*/
namespace ThemeisleSDK\Modules;
// Exit if accessed directly.
use ThemeisleSDK\Common\Abstract_Module;
use ThemeisleSDK\Product;
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* Rollback for ThemeIsle SDK.
*/
class Rollback extends Abstract_Module {
/**
* Add js scripts for themes rollback.
*/
public function add_footer() {
$screen = get_current_screen();
if ( ! isset( $screen->parent_file ) ) {
return;
}
if ( 'themes.php' !== $screen->parent_file ) {
return;
}
if ( ! $this->product->is_theme() ) {
return;
}
$version = $this->get_rollback();
if ( empty( $version ) ) {
return;
}
?>
<script type="text/javascript">
jQuery(document).ready(function ($) {
setInterval(checkTheme, 500);
function checkTheme() {
var theme = '<?php echo esc_attr( $this->product->get_slug() ); ?>-action';
if (jQuery('#' + theme).length > 0) {
if (jQuery('.theme-overlay.active').is(':visible')) {
if (jQuery('#' + theme + '-rollback').length === 0) {
jQuery('.theme-actions .active-theme').prepend('<a class="button" style="float:left" id="' + theme + '-rollback" href="<?php echo esc_url( wp_nonce_url( admin_url( 'admin-post.php?action=' . $this->product->get_key() . '_rollback' ), $this->product->get_key() . '_rollback' ) ); ?>">Rollback to v<?php echo esc_attr( $version['version'] ); ?></a>')
}
}
}
}
})
</script>
<?php
}
/**
* Get the last rollback for this product.
*
* @return array The rollback version.
*/
public function get_rollback() {
$rollback = array();
$versions = $this->get_api_versions();
$versions = apply_filters( $this->product->get_key() . '_rollbacks', $versions );
if ( empty( $versions ) ) {
return $rollback;
}
if ( $versions ) {
usort( $versions, array( $this, 'sort_rollback_array' ) );
foreach ( $versions as $version ) {
if ( isset( $version['version'] ) && isset( $version['url'] ) && version_compare( $this->product->get_version(), $version['version'], '>' ) ) {
$rollback = $version;
break;
}
}
}
return $rollback;
}
/**
* Get versions array from wp.org
*
* @return array Array of versions.
*/
private function get_api_versions() {
$cache_key = $this->product->get_key() . '_' . preg_replace( '/[^0-9a-zA-Z ]/m', '', $this->product->get_version() ) . 'versions';
$cache_versions = get_transient( $cache_key );
if ( false === $cache_versions ) {
$versions = $this->get_remote_versions();
set_transient( $cache_key, $versions, 5 * DAY_IN_SECONDS );
} else {
$versions = is_array( $cache_versions ) ? $cache_versions : array();
}
return $versions;
}
/**
* Get remote versions zips.
*
* @return array Array of available versions.
*/
private function get_remote_versions() {
$url = $this->get_versions_api_url();
if ( empty( $url ) ) {
return [];
}
$response = wp_remote_get( $url );
if ( is_wp_error( $response ) ) {
return array();
}
$response = wp_remote_retrieve_body( $response );
if ( is_serialized( $response ) ) {
$response = maybe_unserialize( $response );
} else {
$response = json_decode( $response );
}
if ( ! is_object( $response ) ) {
return array();
}
if ( ! isset( $response->versions ) ) {
return array();
}
$versions = array();
foreach ( $response->versions as $key => $value ) {
$versions[] = array(
'version' => is_object( $value ) ? $value->version : $key,
'url' => is_object( $value ) ? $value->file : $value,
);
}
return $versions;
}
/**
* Return url where to check for versions.
*
* @return string Url where to check for versions.
*/
private function get_versions_api_url() {
if ( $this->product->is_wordpress_available() && $this->product->is_plugin() ) {
return sprintf( 'https://api.wordpress.org/plugins/info/1.0/%s', $this->product->get_slug() );
}
if ( $this->product->is_wordpress_available() && $this->product->is_theme() ) {
return sprintf( 'https://api.wordpress.org/themes/info/1.1/?action=theme_information&request[slug]=%s&request[fields][versions]=true', $this->product->get_slug() );
}
$license = $this->product->get_license();
if ( $this->product->requires_license() && strlen( $license ) < 10 ) {
return '';
}
return sprintf( '%s?edd_action=get_versions&name=%s&url=%s&license=%s', $this->product->get_store_url(), urlencode( $this->product->get_name() ), urlencode( get_site_url() ), $license );
}
/**
* Show the rollback links in the plugin page.
*
* @param array $links Plugin links.
*
* @return array $links Altered links.
*/
public function add_rollback_link( $links ) {
$version = $this->get_rollback();
if ( empty( $version ) ) {
return $links;
}
$links[] = '<a href="' . wp_nonce_url( admin_url( 'admin-post.php?action=' . $this->product->get_key() . '_rollback' ), $this->product->get_key() . '_rollback' ) . '">' . sprintf( apply_filters( $this->product->get_key() . '_rollback_label', 'Rollback to v%s' ), $version['version'] ) . '</a>';
return $links;
}
/**
* Start the rollback operation.
*/
public function start_rollback() {
if ( ! isset( $_GET['_wpnonce'] ) || ! wp_verify_nonce( $_GET['_wpnonce'], $this->product->get_key() . '_rollback' ) ) {
wp_nonce_ays( '' );
}
if ( $this->product->is_plugin() ) {
$this->start_rollback_plugin();
return;
}
if ( $this->product->is_theme() ) {
$this->start_rollback_theme();
return;
}
}
/**
* Start the rollback operation for the plugin.
*/
private function start_rollback_plugin() {
$rollback = $this->get_rollback();
$plugin_transient = get_site_transient( 'update_plugins' );
$plugin_folder = $this->product->get_slug();
$plugin_file = $this->product->get_file();
$version = $rollback['version'];
$temp_array = array(
'slug' => $plugin_folder,
'new_version' => $version,
'package' => $rollback['url'],
);
$temp_object = (object) $temp_array;
$plugin_transient->response[ $plugin_folder . '/' . $plugin_file ] = $temp_object;
set_site_transient( 'update_plugins', $plugin_transient );
$transient = get_transient( $this->product->get_key() . '_warning_rollback' );
if ( false === $transient ) {
set_transient( $this->product->get_key() . '_warning_rollback', 'in progress', 30 );
require_once( ABSPATH . 'wp-admin/includes/class-wp-upgrader.php' );
$title = sprintf( apply_filters( $this->product->get_key() . '_rollback_message', 'Rolling back %s to v%s' ), $this->product->get_name(), $version );
$plugin = $plugin_folder . '/' . $plugin_file;
$nonce = 'upgrade-plugin_' . $plugin;
$url = 'update.php?action=upgrade-plugin&plugin=' . urlencode( $plugin );
$upgrader_skin = new \Plugin_Upgrader_Skin( compact( 'title', 'nonce', 'url', 'plugin' ) );
$upgrader = new \Plugin_Upgrader( $upgrader_skin );
$upgrader->upgrade( $plugin );
delete_transient( $this->product->get_key() . '_warning_rollback' );
wp_die(
'',
$title,
array(
'response' => 200,
)
);
}
}
/**
* Start the rollback operation for the theme.
*/
private function start_rollback_theme() {
add_filter( 'update_theme_complete_actions', array( $this, 'alter_links_theme_upgrade' ) );
$rollback = $this->get_rollback();
$transient = get_site_transient( 'update_themes' );
$folder = $this->product->get_slug();
$version = $rollback['version'];
$temp_array = array(
'new_version' => $version,
'package' => $rollback['url'],
);
$transient->response[ $folder . '/style.css' ] = $temp_array;
set_site_transient( 'update_themes', $transient );
$transient = get_transient( $this->product->get_key() . '_warning_rollback' );
if ( false === $transient ) {
set_transient( $this->product->get_key() . '_warning_rollback', 'in progress', 30 );
require_once( ABSPATH . 'wp-admin/includes/class-wp-upgrader.php' );
$title = sprintf( apply_filters( $this->product->get_key() . '_rollback_message', 'Rolling back %s to v%s' ), $this->product->get_name(), $version );
$theme = $folder . '/style.css';
$nonce = 'upgrade-theme_' . $theme;
$url = 'update.php?action=upgrade-theme&theme=' . urlencode( $theme );
$upgrader = new \Theme_Upgrader( new \Theme_Upgrader_Skin( compact( 'title', 'nonce', 'url', 'theme' ) ) );
$upgrader->upgrade( $theme );
delete_transient( $this->product->get_key() . '_warning_rollback' );
wp_die(
'',
$title,
array(
'response' => 200,
)
);
}
}
/**
* Alter links and remove duplicate customize message.
*
* @param array $links Array of old links.
*
* @return mixed Array of links.
*/
public function alter_links_theme_upgrade( $links ) {
if ( isset( $links['preview'] ) ) {
$links['preview'] = str_replace( '<span aria-hidden="true">Customize</span>', '', $links['preview'] );
}
return $links;
}
/**
* Loads product object.
*
* @param Product $product Product object.
*
* @return bool Should we load the module?
*/
public function can_load( $product ) {
if ( $this->is_from_partner( $product ) ) {
return false;
}
if ( $product->is_theme() && ! current_user_can( 'switch_themes' ) ) {
return false;
}
if ( $product->is_plugin() && ! current_user_can( 'install_plugins' ) ) {
return false;
}
return true;
}
/**
* Sort the rollbacks array in descending order.
*
* @param mixed $a First version to compare.
* @param mixed $b Second version to compare.
*
* @return bool Which version is greater?
*/
public function sort_rollback_array( $a, $b ) {
return version_compare( $a['version'], $b['version'], '<' ) > 0;
}
/**
* Load module logic.
*
* @param Product $product Product object.
*
* @return $this Module object.
*/
public function load( $product ) {
$this->product = $product;
$this->show_link();
$this->add_hooks();
return $this;
}
/**
* If product can be rolled back, show the link to rollback.
*/
private function show_link() {
add_filter(
'plugin_action_links_' . plugin_basename( $this->product->get_basefile() ),
array(
$this,
'add_rollback_link',
)
);
}
/**
* Set the rollback hook. Strangely, this does not work if placed in the ThemeIsle_SDK_Rollback class, so it is being called from there instead.
*/
public function add_hooks() {
add_action( 'admin_post_' . $this->product->get_key() . '_rollback', array( $this, 'start_rollback' ) );
add_action( 'admin_footer', array( $this, 'add_footer' ) );
}
}