Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory : /home/corals/walla3t.corals.io/wp-content/plugins/apper-core/ |
<?php
/**
* Plugin update notifier
* @package Apper Core
**/
// Constants for the plugin name, folder and remote XML url
define( 'APPER_NOTIFIER_PLUGIN_NAME', 'Apper Core' );
define( 'APPER_NOTIFIER_PLUGIN_FOLDER_NAME', 'apper-core' );
define( 'APPER_NOTIFIER_PLUGIN_FILE_NAME', 'apper-core.php' );
define( 'APPER_NOTIFIER_PLUGIN_XML_FILE', 'https://hostacmee.space/updates/apper/notifier.xml' ); // The remote notifier XML file containing the latest version of the plugin and changelog
define( 'APPER_PLUGIN_NOTIFIER_CACHE_INTERVAL', 25200 ); // The time interval for the remote XML cache in the database (25200 seconds = 7hours)
// Adds an update notification to the WordPress Dashboard menu
function apper_update_plugin_notifier_menu() {
if ( function_exists( 'simplexml_load_string' ) ) { // Stop if simplexml_load_string funtion isn't available
$xml = apper_get_latest_plugin_version( APPER_PLUGIN_NOTIFIER_CACHE_INTERVAL ); // Get the latest remote XML file on our server
$plugin_data = get_plugin_data( WP_PLUGIN_DIR . '/' . APPER_NOTIFIER_PLUGIN_FOLDER_NAME . '/' . APPER_NOTIFIER_PLUGIN_FILE_NAME ); // Read plugin current version from the style.css
if ( (string) $xml->latest > (string) $plugin_data['Version'] ) { // Compare current plugin version with the remote XML version
if ( defined( 'APPER_NOTIFIER_PLUGIN_SHORT_NAME' ) ) {
$menu_name = APPER_NOTIFIER_PLUGIN_SHORT_NAME;
} else {
$menu_name = APPER_NOTIFIER_PLUGIN_NAME;
}
add_dashboard_page( APPER_NOTIFIER_PLUGIN_NAME . ' Plugin Updates', $menu_name . ' <span class="update-plugins count-1"><span class="update-count">New Updates</span></span>', 'administrator', 'apper-plugin-update-notifier', 'apper_update_notifier');
}
}
}
add_action('admin_menu', 'apper_update_plugin_notifier_menu');
// Adds an update notification to the WordPress 3.1+ Admin Bar
function apper_update_notifier_bar_menu() {
if ( function_exists( 'simplexml_load_string' ) ) { // Stop if simplexml_load_string funtion isn't available
global $wp_admin_bar, $wpdb;
if ( ! is_admin() )
return;
if ( ! is_super_admin() || ! is_admin_bar_showing() ) // Don't display notification in admin bar if it's disabled or the current user isn't an administrator
return;
$xml = apper_get_latest_plugin_version( APPER_PLUGIN_NOTIFIER_CACHE_INTERVAL ); // Get the latest remote XML file on our server
$plugin_data = get_plugin_data( WP_PLUGIN_DIR . '/' . APPER_NOTIFIER_PLUGIN_FOLDER_NAME . '/' .APPER_NOTIFIER_PLUGIN_FILE_NAME ); // Read plugin current version from the main plugin file
if( (string) $xml->latest > (string) $plugin_data['Version'] ) { // Compare current plugin version with the remote XML version
$wp_admin_bar->add_menu( array( 'id' => 'plugin_update_notifier', 'title' => '<span>' . APPER_NOTIFIER_PLUGIN_NAME . ' <span id="ab-updates">New Updates</span></span>', 'href' => get_admin_url() . 'index.php?page=apper-plugin-update-notifier' ) );
}
}
}
add_action( 'admin_bar_menu', 'apper_update_notifier_bar_menu', 1000 );
// The notifier page
function apper_update_notifier() {
$xml = apper_get_latest_plugin_version( APPER_PLUGIN_NOTIFIER_CACHE_INTERVAL ); // Get the latest remote XML file on our server
$plugin_data = get_plugin_data( WP_PLUGIN_DIR . '/' . APPER_NOTIFIER_PLUGIN_FOLDER_NAME . '/' .APPER_NOTIFIER_PLUGIN_FILE_NAME ); // Read plugin current version from the main plugin file ?>
<style>
.update-nag { display: none; }
#instructions {max-width: 670px;}
h3.title {margin: 30px 0 0 0; padding: 30px 0 0 0; border-top: 1px solid #ddd;}
</style>
<div class="wrap">
<h2><?php echo APPER_NOTIFIER_PLUGIN_NAME ?> Plugin Updates</h2>
<div id="message" class="updated below-h2"><p><strong>There is a new version of the <?php echo APPER_NOTIFIER_PLUGIN_NAME; ?> plugin available.</strong> You have version <?php echo $plugin_data['Version']; ?> installed. Update to version <?php echo $xml->latest; ?>.</p></div>
<div id="bkc-update-instructions">
<h3>Update <?php echo APPER_NOTIFIER_PLUGIN_NAME ?></h3>
<p>To update the <?php echo APPER_NOTIFIER_PLUGIN_NAME ?> plugin,</p>
<ul>
<li>* Go to Plugins -> Installed plugins.</li>
<li>* Deactivate the <?php echo APPER_NOTIFIER_PLUGIN_NAME ?> plugin.</li>
<li>* Delete <?php echo APPER_NOTIFIER_PLUGIN_NAME ?> plugin.</li>
<li>* Once the <?php echo APPER_NOTIFIER_PLUGIN_NAME ?> plugin is deactivated and deleted, you will see a notification on top of the page to install the
<?php echo APPER_NOTIFIER_PLUGIN_NAME ?> plugin.
</li>
<li>* Click "Install" <?php echo APPER_NOTIFIER_PLUGIN_NAME ?> plugin and follow the instructions in the screen and activate the plugin.</li>
<li>* That's it. You have just updated the <?php echo APPER_NOTIFIER_PLUGIN_NAME ?> plugin.</li>
</ul>
</div>
<h3 class="title">Changelog</h3>
<?php echo $xml->changelog; ?>
</div>
<?php }
// Get the remote XML file contents and return its data (Version and Changelog)
// Uses the cached version if available and inside the time interval defined
function apper_get_latest_plugin_version( $interval ) {
$notifier_file_url = APPER_NOTIFIER_PLUGIN_XML_FILE;
$db_cache_field = 'notifier-cache';
$db_cache_field_last_updated = 'notifier-cache-last-updated';
$last = get_option( $db_cache_field_last_updated );
$now = time();
// check the cache
if ( ! $last || ( ( $now - $last ) > $interval ) ) {
// cache doesn't exist, or is old, so refresh it
if( function_exists( 'curl_init' ) ) { // if cURL is available, use it...
$ch = curl_init( $notifier_file_url );
curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );
curl_setopt( $ch, CURLOPT_HEADER, 0 );
curl_setopt( $ch, CURLOPT_TIMEOUT, 10 );
$cache = curl_exec( $ch );
curl_close( $ch );
} else {
$cache = file_get_contents( $notifier_file_url ); // ...if not, use the common file_get_contents()
}
if ( $cache ) {
// we got good results
update_option( $db_cache_field, $cache );
update_option( $db_cache_field_last_updated, time() );
}
// read from the cache file
$notifier_data = get_option( $db_cache_field );
}
else {
// cache file is fresh enough, so read from it
$notifier_data = get_option( $db_cache_field );
}
// Let's see if the $xml data was returned as we expected it to.
// If it didn't, use the default 1.0 as the latest version so that we don't have problems when the remote server hosting the XML file is down
if( strpos( (string) $notifier_data, '<notifier>' ) === false ) {
$notifier_data = '<?xml version="1.0" encoding="UTF-8"?><notifier><latest>1.0</latest><changelog></changelog></notifier>';
}
// Load the remote XML data into a variable and return it
$xml = simplexml_load_string( $notifier_data );
return $xml;
}