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<?php
/*
* Vamtam CRM Integration, used to check for updates and aiding support queries
*/
class Version_Checker {
public $remote;
public $interval;
public $notice;
private $update_api_prefix = 'https://updates.vamtam.com/0/envato/';
private $update_api_url;
private $validate_api_url;
private static $instance;
public static function get_instance() {
if ( ! isset( self::$instance ) ) {
self::$instance = new self();
}
return self::$instance;
}
public function __construct() {
$this->remote = 'https://api.vamtam.com/version';
$this->interval = 2*3600;
$this->update_api_url = $this->update_api_prefix . 'check-theme';
$this->validate_api_url = $this->update_api_prefix . 'validate-license';
if ( ! isset( $_GET['import'] ) && ( ! isset( $_GET['step'] ) || ( int ) $_GET['step'] != 2 ) ) {
add_action( 'admin_init', array( $this, 'check_version' ) );
}
add_action( 'wp_ajax_wpv-check-license', array( $this, 'check_license' ) );
add_action( 'vamtam_saved_options', array( $this, 'check_version' ) );
// set_site_transient('update_themes', null);
add_filter( 'pre_set_site_transient_update_themes', array( $this, 'check_update' ) );
}
public function check_update( $updates ) {
// prevent conflicts with themes hosted on wp.org
$theme_name = wp_get_theme()->get_template();
if (
isset( $updates->response ) &&
isset( $updates->response[ $theme_name ] ) &&
strpos( $updates->response[ $theme_name ]['package'], 'downloads.wordpress.org' ) !== false
) {
unset( $updates->response[ $theme_name ] );
}
$response = $this->update_api_request( $updates );
if ( false === $response ) {
// No update is available.
$item = array(
'theme' => $theme_name,
'new_version' => WpvFramework::get_version(),
'url' => '',
'package' => '',
'requires' => '',
'requires_php' => '',
);
// Adding the "mock" item to the `no_update` property is required
// for the enable/disable auto-updates links to correctly appear in UI.
$updates->no_update[ $theme_name ] = $item;
return $updates;
}
if ( ! isset( $updates->response ) ) {
$updates->response = array();
}
$updates->response = array_merge( $updates->response, $response );
// Small trick to ensure the updates get shown in the network admin
if( is_multisite() && ! is_main_site() ) {
global $current_site;
switch_to_blog( $current_site->blog_id );
set_site_transient( 'update_themes', $updates );
restore_current_blog();
}
return $updates;
}
private function update_api_request( $update_cache ) {
global $wp_version;
$theme_name = wp_get_theme()->get_template();
$raw_response = wp_remote_post( $this->update_api_url, array(
'body' => array(
'version' => isset( $update_cache->checked[ $theme_name ] ) ? $update_cache->checked[ $theme_name ] : WpvFramework::get_version(),
'purchase_key' => apply_filters( 'wpv_purchase_code', '' )
),
'user-agent' => 'WordPress/' . $wp_version . '; ' . home_url(),
) );
if ( is_wp_error( $raw_response ) || 200 !== wp_remote_retrieve_response_code( $raw_response ) ) {
return false;
}
$response = json_decode( wp_remote_retrieve_body( $raw_response ), true );
return $response['themes'];
}
public function check_license() {
check_ajax_referer( 'wpv-check-license', 'nonce' );
global $wp_version;
$raw_response = wp_remote_post( $this->validate_api_url, array(
'body' => array(
'purchase_key' => $_POST['license-key'],
),
'user-agent' => 'WordPress/' . $wp_version . '; ' . home_url(),
) );
if ( ! is_wp_error( $raw_response ) ) {
if ( $raw_response['response']['code'] >= 200 && $raw_response['response']['code'] < 300 ) {
echo '<span style="color: green">'; // xss ok
_e( 'Valid Purchase Key', 'church-event' );
echo '</span>'; // xss ok
} else {
echo '<span style="color: red">'; // xss ok
_e( 'Incorrect Purchase Key', 'church-event' );
echo '</span>'; // xss ok
}
} else {
echo '<span style="color: red">'; // xss ok
_e( 'Cannot validate Purchase Key. Please try again later. If the problem persists your server might not have the curl PHP extension enabled.', 'church-event' );
echo '</span>'; // xss ok
}
$this->check_version();
die;
}
public function check_version() {
$local_version = WpvFramework::get_version();
$key = THEME_SLUG.'_'.$local_version;
$last_license_key = wpv_get_option( 'envato-license-key-old' );
$current_license_key = wpv_get_option( 'envato-license-key' );
$system_status_opt_out_old = wpv_get_option( 'system-status-opt-out-old' );
$system_status_opt_out = wpv_get_option( 'system-status-opt-out' );
if ( $last_license_key !== $current_license_key || $system_status_opt_out_old !== $system_status_opt_out || false === get_transient( $key ) ) {
global $wp_version;
$data = array(
'user-agent' => 'WordPress/' . $wp_version . '; ' . home_url().'; ',
'blocking' => false,
'body' => array(
'theme_version' => $local_version,
'php_version' => phpversion(),
'server' => $_SERVER['SERVER_SOFTWARE'],
'theme_name' => THEME_NAME,
'license_key' => $current_license_key,
'active_plugins' => self::active_plugins(),
'system_status' => self::system_status(),
),
);
if ( $last_license_key !== $current_license_key ) {
wpv_update_option( 'envato-license-key-old', $current_license_key );
}
if ( $system_status_opt_out_old !== $system_status_opt_out ) {
wpv_update_option( 'system-status-opt-out-old', $system_status_opt_out );
}
wp_remote_post( $this->remote, $data );
set_transient( $key, true, $this->interval ); // cache
}
}
public static function active_plugins() {
$active_plugins = (array) get_option( 'active_plugins', array() );
if ( is_multisite() )
$active_plugins = array_merge( $active_plugins, get_site_option( 'active_sitewide_plugins', array() ) );
return $active_plugins;
}
public static function system_status() {
if ( wpv_get_option( 'system-status-opt-out' ) ) {
return array( 'disabled' => true );
}
$result = array(
'disabled' => false,
'wp_debug' => WP_DEBUG,
'wp_debug_display' => WP_DEBUG_DISPLAY,
'wp_debug_log' => WP_DEBUG_LOG,
'active_plugins' => array(),
'writable' => array(),
'ziparchive' => class_exists( 'ZipArchive' ),
);
if ( function_exists( 'ini_get' ) ) {
$result['post_max_size'] = ini_get( 'post_max_size' );
$result['max_input_vars'] = ini_get( 'max_input_vars' );
$result['max_execution_time'] = ini_get( 'max_execution_time' );
$result['memory_limit'] = ini_get( 'memory_limit' );
}
$active_plugins = self::active_plugins();
foreach ( $active_plugins as $plugin ) {
$plugin_data = @get_plugin_data( WP_PLUGIN_DIR . '/' . $plugin );
$result['active_plugins'][$plugin] = array(
'name' => $plugin_data['Name'],
'version' => $plugin_data['Version'],
'author' => $plugin_data['AuthorName'],
);
}
$result['writable'][WPV_CACHE_DIR] = is_writable( WPV_CACHE_DIR );
$dir = opendir( WPV_CACHE_DIR );
while ( $file = readdir( $dir ) ) {
if ( $file !== '.' && $file !== '..' && preg_match( '/\.css|less$/', $file ) ) {
$filepath = WPV_CACHE_DIR . $file;
$result['writable'][$filepath] = is_writable( $filepath );
}
}
$response = wp_remote_post( THEME_URI . 'utils/lessc-spawn.php' );
if ( ! is_wp_error( $response ) && $response['response']['code'] >= 200 && $response['response']['code'] < 300 ) {
$result['wp_remote_post'] = 'OK';
} elseif ( is_wp_error( $response ) ) {
$result['wp_remote_post'] = 'NOT OK - ' . $response->get_error_message();
} else {
$result['wp_remote_post'] = 'NOT OK - unknown error';
}
return $result;
}
}
Version_Checker::get_instance();