182 lines
7.2 KiB
PHP
182 lines
7.2 KiB
PHP
<?php
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/**
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* Pantheon MU Plugin Updates
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*
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* Handles modifying the default WordPress update behavior on Pantheon.
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*/
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// If on Pantheon...
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if ( isset( $_ENV['PANTHEON_ENVIRONMENT'] ) ) {
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// Disable WordPress auto updates.
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if ( ! defined( 'WP_AUTO_UPDATE_CORE' ) ) {
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define( 'WP_AUTO_UPDATE_CORE', false );
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}
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remove_action( 'wp_maybe_auto_update', 'wp_maybe_auto_update' );
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// Remove the default WordPress core update nag.
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add_action( 'admin_menu', '_pantheon_hide_update_nag' );
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}
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/**
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* Remove the default WordPress core update nag message.
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*
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* @return void
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*/
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function _pantheon_hide_update_nag() {
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remove_action( 'admin_notices', 'update_nag', 3 );
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remove_action( 'network_admin_notices', 'update_nag', 3 );
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}
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/**
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* Helper function that returns the current WordPress version.
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*
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* @return string
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*/
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function _pantheon_get_current_wordpress_version(): string {
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include ABSPATH . WPINC . '/version.php';
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return $wp_version; // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UndefinedVariable
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}
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/**
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* Get the latest WordPress version.
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*
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* @return string|null
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*/
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function _pantheon_get_latest_wordpress_version(): ?string {
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$core_updates = get_core_updates();
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if ( ! is_array( $core_updates ) || empty( $core_updates ) || ! property_exists( $core_updates[0], 'current' ) ) {
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return null;
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}
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return $core_updates[0]->current;
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}
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/**
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* Check if WordPress core is at the latest version.
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*
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* @return bool
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*/
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function _pantheon_is_wordpress_core_latest(): bool {
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$latest_wp_version = _pantheon_get_latest_wordpress_version();
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$wp_version = _pantheon_get_current_wordpress_version();
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if ( null === $latest_wp_version ) {
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return true;
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}
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// Return true if our version is the latest.
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return version_compare( str_replace( '-src', '', $latest_wp_version ), str_replace( '-src', '', $wp_version ), '<=' ); // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UndefinedVariable
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}
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/**
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* Check if WordPress core is a pre-release version.
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*
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* @return bool
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*/
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function _pantheon_is_wordpress_core_prerelease(): bool {
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$wp_version = _pantheon_get_current_wordpress_version();
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// Return true if our version is a prerelease. Pre-releases are identified by a dash in the version number.
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return false !== strpos( $wp_version, '-' ); // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UndefinedVariable
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}
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/**
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* Replace WordPress core update nag EVERYWHERE with our own notice.
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* Use git upstream instead
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*
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* @return void
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*/
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function _pantheon_upstream_update_notice() {
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$wp_version = _pantheon_get_current_wordpress_version();
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$screen = get_current_screen();
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// Translators: %s is a URL to the user's Pantheon Dashboard.
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$notice_message = sprintf( __( 'Check for updates on <a href="%s">your Pantheon dashboard</a>.', 'pantheon-systems' ), 'https://dashboard.pantheon.io/sites/' . $_ENV['PANTHEON_SITE'] );
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// Translators: %s is a URL to Pantheon's upstream updates documentation.
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$upstream_help_message = sprintf( __( 'For details on applying updates, see the <a href="%s">Applying Upstream Updates</a> documentation.', 'pantheon-systems' ), 'https://docs.pantheon.io/core-updates' );
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$update_help = __( 'If you need help, contact an administrator for your Pantheon organization.', 'pantheon-systems' );
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$div_class = esc_attr( 'update-nag notice notice-warning' );
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$div_style = esc_attr( 'display: table;' );
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$paragraph_style = esc_attr( 'font-size: 14px; font-weight: bold; margin: 0 0 0.5em 0;' );
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if ( ! _pantheon_is_wordpress_core_latest() ) {
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// If WP core is out of date, alter the message and show the nag everywhere.
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// Translators: %s is a URL to the user's Pantheon Dashboard.
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$notice_message = sprintf( __( 'A new WordPress update is available! Please update from <a href="%s">your Pantheon dashboard</a>.', 'pantheon-systems' ), 'https://dashboard.pantheon.io/sites/' . $_ENV['PANTHEON_SITE'] );
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}
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// If WP core is a pre-release, alter the message.
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if ( _pantheon_is_wordpress_core_prerelease() ) {
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$version = '<span style="font-weight: normal;">(' . $wp_version . ')</span>';
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$paragraph_style = esc_attr( 'font-size: 14px;' );
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// Translators: %s is the current WordPress version.
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$notice_message = sprintf( __( '<strong>You are using a development version of WordPress.</strong> %s', 'pantheon-systems' ), $version );
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// If we're on the Updates page, add a note about the Beta Tester plugin.
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if ( 'update-core' === $screen->id || 'update-core-network' === $screen->id ) {
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$notice_message .= '<br /><span style="font-weight: normal;">';
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$notice_message .= __( 'You are responsible for keeping WordPress up-to-date. Pantheon updates to WordPress will not appear in the dashboard as long as you\'re using a pre-release version. If you are using the Beta Tester plugin, you must have your site in SFTP mode to get the latest updates to your Pantheon Dev environment.', 'pantheon-systems' );
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}
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}
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ob_start();
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?>
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<div class="<?php echo esc_attr( $div_class ); ?>" style="<?php echo esc_attr( $div_style ); ?>">
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<p style="<?php echo esc_attr( $paragraph_style ); ?>">
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<?php echo wp_kses_post( $notice_message ); ?>
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</p>
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<?php if ( ! _pantheon_is_wordpress_core_prerelease() ) : ?>
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<?php echo wp_kses_post( $upstream_help_message ); ?>
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<br />
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<?php echo wp_kses_post( $update_help ); ?>
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<?php endif; ?>
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</div>
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<?php
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$notice_html = ob_get_clean();
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// If a WP core update is not detected, only show the nag on the updates page.
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if ( ! _pantheon_is_wordpress_core_latest() || 'update-core' === $screen->id || 'update-core-network' === $screen->id ) {
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// Escaping is handled above when we're buffering the output, so we can ignore it here.
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echo $notice_html; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
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}
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}
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/**
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* Register Pantheon specific WordPress update admin notice.
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*
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* @return void
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*/
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function _pantheon_register_upstream_update_notice() {
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// Only register notice if we are on Pantheon and this is not a WordPress Ajax request.
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if ( isset( $_ENV['PANTHEON_ENVIRONMENT'] ) && ! wp_doing_ajax() ) {
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add_action( 'admin_notices', '_pantheon_upstream_update_notice' );
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add_action( 'network_admin_notices', '_pantheon_upstream_update_notice' );
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}
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}
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add_action( 'admin_init', '_pantheon_register_upstream_update_notice' );
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/**
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* Return zero updates and current time as last checked time.
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*
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* @return object
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*/
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function _pantheon_disable_wp_updates(): object {
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$wp_version = _pantheon_get_current_wordpress_version();
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return (object) [
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'updates' => [],
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'version_checked' => $wp_version, // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UndefinedVariable
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'last_checked' => time(),
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];
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}
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// In the Test and Live environments, clear plugin/theme update notifications.
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// Users must check a dev or multidev environment for updates.
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if ( isset( $_ENV['PANTHEON_ENVIRONMENT'] ) && in_array( $_ENV['PANTHEON_ENVIRONMENT'], [ 'test', 'live' ], true ) && ( php_sapi_name() !== 'cli' ) ) {
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// Disable Plugin Updates.
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remove_action( 'load-update-core.php', 'wp_update_plugins' );
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add_filter( 'pre_site_transient_update_plugins', '_pantheon_disable_wp_updates' );
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// Disable Theme Updates.
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remove_action( 'load-update-core.php', 'wp_update_themes' );
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add_filter( 'pre_site_transient_update_themes', '_pantheon_disable_wp_updates' );
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}
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