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update-core.php
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<?php
/**
* Update Core administration panel.
*
* @package WordPress
* @subpackage Administration
*/
/** WordPress Administration Bootstrap */
require_once __DIR__ . '/admin.php';
wp_enqueue_style( 'plugin-install' );
wp_enqueue_script( 'plugin-install' );
wp_enqueue_script( 'updates' );
add_thickbox();
if ( is_multisite() && ! is_network_admin() ) {
wp_redirect( network_admin_url( 'update-core.php' ) );
exit;
}
if ( ! current_user_can( 'update_core' ) && ! current_user_can( 'update_themes' ) && ! current_user_can( 'update_plugins' ) && ! current_user_can( 'update_languages' ) ) {
wp_die( __( 'Sorry, you are not allowed to update this site.' ) );
}
/**
* Lists available core updates.
*
* @since 2.7.0
*
* @global string $wp_local_package Locale code of the package.
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param object $update
*/
function list_core_update( $update ) {
global $wp_local_package, $wpdb;
static $first_pass = true;
$wp_version = get_bloginfo( 'version' );
$version_string = sprintf( '%s–%s', $update->current, get_locale() );
if ( 'en_US' === $update->locale && 'en_US' === get_locale() ) {
$version_string = $update->current;
} elseif ( 'en_US' === $update->locale && $update->packages->partial && $wp_version == $update->partial_version ) {
$updates = get_core_updates();
if ( $updates && 1 === count( $updates ) ) {
// If the only available update is a partial builds, it doesn't need a language-specific version string.
$version_string = $update->current;
}
}
$current = false;
if ( ! isset( $update->response ) || 'latest' === $update->response ) {
$current = true;
}
$is_development_version = preg_match( '/alpha|beta|RC/', $version_string );
$message = '';
$submit = $is_development_version ? __( 'Update to latest nightly' ) : __( 'Update now' );
$form_action = 'update-core.php?action=do-core-upgrade';
$php_version = phpversion();
$mysql_version = $wpdb->db_version();
$show_buttons = true;
if ( 'development' === $update->response ) {
$message = __( 'You can update to the latest nightly build manually:' );
} else {
if ( $current ) {
/* translators: %s: WordPress version. */
$submit = sprintf( __( 'Re-install version %s' ), $version_string );
$form_action = 'update-core.php?action=do-core-reinstall';
} else {
$php_compat = version_compare( $php_version, $update->php_version, '>=' );
if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) ) {
$mysql_compat = true;
} else {
$mysql_compat = version_compare( $mysql_version, $update->mysql_version, '>=' );
}
$version_url = sprintf(
/* translators: %s: WordPress version. */
esc_url( __( 'https://wordpress.org/support/wordpress-version/version-%s/' ) ),
sanitize_title( $update->current )
);
$php_update_message = '</p><p>' . sprintf(
/* translators: %s: URL to Update PHP page. */
__( '<a href="%s">Learn more about updating PHP</a>.' ),
esc_url( wp_get_update_php_url() )
);
$annotation = wp_get_update_php_annotation();
if ( $annotation ) {
$php_update_message .= '</p><p><em>' . $annotation . '</em>';
}
if ( ! $mysql_compat && ! $php_compat ) {
$message = sprintf(
/* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required PHP version number, 4: Minimum required MySQL version number, 5: Current PHP version number, 6: Current MySQL version number. */
__( 'You cannot update because <a href="%1$s">WordPress %2$s</a> requires PHP version %3$s or higher and MySQL version %4$s or higher. You are running PHP version %5$s and MySQL version %6$s.' ),
$version_url,
$update->current,
$update->php_version,
$update->mysql_version,
$php_version,
$mysql_version
) . $php_update_message;
} elseif ( ! $php_compat ) {
$message = sprintf(
/* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required PHP version number, 4: Current PHP version number. */
__( 'You cannot update because <a href="%1$s">WordPress %2$s</a> requires PHP version %3$s or higher. You are running version %4$s.' ),
$version_url,
$update->current,
$update->php_version,
$php_version
) . $php_update_message;
} elseif ( ! $mysql_compat ) {
$message = sprintf(
/* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required MySQL version number, 4: Current MySQL version number. */
__( 'You cannot update because <a href="%1$s">WordPress %2$s</a> requires MySQL version %3$s or higher. You are running version %4$s.' ),
$version_url,
$update->current,
$update->mysql_version,
$mysql_version
);
} else {
$message = sprintf(
/* translators: 1: Installed WordPress version number, 2: URL to WordPress release notes, 3: New WordPress version number, including locale if necessary. */
__( 'You can update from WordPress %1$s to <a href="%2$s">WordPress %3$s</a> manually:' ),
$wp_version,
$version_url,
$version_string
);
}
if ( ! $mysql_compat || ! $php_compat ) {
$show_buttons = false;
}
}
}
echo '<p>';
echo $message;
echo '</p>';
echo '<form method="post" action="' . $form_action . '" name="upgrade" class="upgrade">';
wp_nonce_field( 'upgrade-core' );
echo '<p>';
echo '<input name="version" value="' . esc_attr( $update->current ) . '" type="hidden"/>';
echo '<input name="locale" value="' . esc_attr( $update->locale ) . '" type="hidden"/>';
if ( $show_buttons ) {
if ( $first_pass ) {
submit_button( $submit, $current ? '' : 'primary regular', 'upgrade', false );
$first_pass = false;
} else {
submit_button( $submit, '', 'upgrade', false );
}
}
if ( 'en_US' !== $update->locale ) {
if ( ! isset( $update->dismissed ) || ! $update->dismissed ) {
submit_button( __( 'Hide this update' ), '', 'dismiss', false );
} else {
submit_button( __( 'Bring back this update' ), '', 'undismiss', false );
}
}
echo '</p>';
if ( 'en_US' !== $update->locale && ( ! isset( $wp_local_package ) || $wp_local_package != $update->locale ) ) {
echo '<p class="hint">' . __( 'This localized version contains both the translation and various other localization fixes.' ) . '</p>';
} elseif ( 'en_US' === $update->locale && 'en_US' !== get_locale() && ( ! $update->packages->partial && $wp_version == $update->partial_version ) ) {
// Partial builds don't need language-specific warnings.
echo '<p class="hint">' . sprintf(
/* translators: %s: WordPress version. */
__( 'You are about to install WordPress %s <strong>in English (US).</strong> There is a chance this update will break your translation. You may prefer to wait for the localized version to be released.' ),
'development' !== $update->response ? $update->current : ''
) . '</p>';
}
echo '</form>';
}
/**
* Display dismissed updates.
*
* @since 2.7.0
*/
function dismissed_updates() {
$dismissed = get_core_updates(
array(
'dismissed' => true,
'available' => false,
)
);
if ( $dismissed ) {
$show_text = esc_js( __( 'Show hidden updates' ) );
$hide_text = esc_js( __( 'Hide hidden updates' ) );
?>
<script type="text/javascript">
jQuery(function( $ ) {
$( 'dismissed-updates' ).show();
$( '#show-dismissed' ).toggle( function() { $( this ).text( '<?php echo $hide_text; ?>' ).attr( 'aria-expanded', 'true' ); }, function() { $( this ).text( '<?php echo $show_text; ?>' ).attr( 'aria-expanded', 'false' ); } );
$( '#show-dismissed' ).click( function() { $( '#dismissed-updates' ).toggle( 'fast' ); } );
});
</script>
<?php
echo '<p class="hide-if-no-js"><button type="button" class="button" id="show-dismissed" aria-expanded="false">' . __( 'Show hidden updates' ) . '</button></p>';
echo '<ul id="dismissed-updates" class="core-updates dismissed">';
foreach ( (array) $dismissed as $update ) {
echo '<li>';
list_core_update( $update );
echo '</li>';
}
echo '</ul>';
}
}
/**
* Display upgrade WordPress for downloading latest or upgrading automatically form.
*
* @since 2.7.0
*
* @global string $required_php_version The required PHP version string.
* @global string $required_mysql_version The required MySQL version string.
*/
function core_upgrade_preamble() {
global $required_php_version, $required_mysql_version;
$updates = get_core_updates();
// Include an unmodified $wp_version.
require ABSPATH . WPINC . '/version.php';
$is_development_version = preg_match( '/alpha|beta|RC/', $wp_version );
if ( isset( $updates[0]->version ) && version_compare( $updates[0]->version, $wp_version, '>' ) ) {
echo '<h2 class="response">';
_e( 'An updated version of WordPress is available.' );
echo '</h2>';
echo '<div class="notice notice-warning inline"><p>';
printf(
/* translators: 1: Documentation on WordPress backups, 2: Documentation on updating WordPress. */
__( '<strong>Important:</strong> Before updating, please <a href="%1$s">back up your database and files</a>. For help with updates, visit the <a href="%2$s">Updating WordPress</a> documentation page.' ),
__( 'https://wordpress.org/support/article/wordpress-backups/' ),
__( 'https://wordpress.org/support/article/updating-wordpress/' )
);
echo '</p></div>';
} elseif ( $is_development_version ) {
echo '<h2 class="response">' . __( 'You are using a development version of WordPress.' ) . '</h2>';
} else {
echo '<h2 class="response">' . __( 'You have the latest version of WordPress.' ) . '</h2>';
}
echo '<ul class="core-updates">';
foreach ( (array) $updates as $update ) {
echo '<li>';
list_core_update( $update );
echo '</li>';
}
echo '</ul>';
// Don't show the maintenance mode notice when we are only showing a single re-install option.
if ( $updates && ( count( $updates ) > 1 || 'latest' !== $updates[0]->response ) ) {
echo '<p>' . __( 'While your site is being updated, it will be in maintenance mode. As soon as your updates are complete, this mode will be deactivated.' ) . '</p>';
} elseif ( ! $updates ) {
list( $normalized_version ) = explode( '-', $wp_version );
echo '<p>' . sprintf(
/* translators: 1: URL to About screen, 2: WordPress version. */
__( '<a href="%1$s">Learn more about WordPress %2$s</a>.' ),
esc_url( self_admin_url( 'about.php' ) ),
$normalized_version
) . '</p>';
}
dismissed_updates();
}
/**
* Display WordPress auto-updates settings.
*
* @since 5.6.0
*/
function core_auto_updates_settings() {
if ( isset( $_GET['core-major-auto-updates-saved'] ) ) {
if ( 'enabled' === $_GET['core-major-auto-updates-saved'] ) {
$notice_text = __( 'Automatic updates for all WordPress versions have been enabled. Thank you!' );
echo '<div class="notice notice-success is-dismissible"><p>' . $notice_text . '</p></div>';
} elseif ( 'disabled' === $_GET['core-major-auto-updates-saved'] ) {
$notice_text = __( 'WordPress will only receive automatic security and maintenance releases from now on.' );
echo '<div class="notice notice-success is-dismissible"><p>' . $notice_text . '</p></div>';
}
}
require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
$updater = new WP_Automatic_Updater();
// Defaults:
$upgrade_dev = get_site_option( 'auto_update_core_dev', 'enabled' ) === 'enabled';
$upgrade_minor = get_site_option( 'auto_update_core_minor', 'enabled' ) === 'enabled';
$upgrade_major = get_site_option( 'auto_update_core_major', 'unset' ) === 'enabled';
$can_set_update_option = true;
// WP_AUTO_UPDATE_CORE = true (all), 'beta', 'rc', 'development', 'branch-development', 'minor', false.
if ( defined( 'WP_AUTO_UPDATE_CORE' ) ) {
if ( false === WP_AUTO_UPDATE_CORE ) {
// Defaults to turned off, unless a filter allows it.
$upgrade_dev = false;
$upgrade_minor = false;
$upgrade_major = false;
} elseif ( true === WP_AUTO_UPDATE_CORE
|| in_array( WP_AUTO_UPDATE_CORE, array( 'beta', 'rc', 'development', 'branch-development' ), true )
) {
// ALL updates for core.
$upgrade_dev = true;
$upgrade_minor = true;
$upgrade_major = true;
} elseif ( 'minor' === WP_AUTO_UPDATE_CORE ) {
// Only minor updates for core.
$upgrade_dev = false;
$upgrade_minor = true;
$upgrade_major = false;
}
// The UI is overridden by the `WP_AUTO_UPDATE_CORE` constant.
$can_set_update_option = false;
}
if ( $updater->is_disabled() ) {
$upgrade_dev = false;
$upgrade_minor = false;
$upgrade_major = false;
/*
* The UI is overridden by the `AUTOMATIC_UPDATER_DISABLED` constant
* or the `automatic_updater_disabled` filter,
* or by `wp_is_file_mod_allowed( 'automatic_updater' )`.
* See `WP_Automatic_Updater::is_disabled()`.
*/
$can_set_update_option = false;
}
// Is the UI overridden by a plugin using the `allow_major_auto_core_updates` filter?
if ( has_filter( 'allow_major_auto_core_updates' ) ) {
$can_set_update_option = false;
}
/** This filter is documented in wp-admin/includes/class-core-upgrader.php */
$upgrade_dev = apply_filters( 'allow_dev_auto_core_updates', $upgrade_dev );
/** This filter is documented in wp-admin/includes/class-core-upgrader.php */
$upgrade_minor = apply_filters( 'allow_minor_auto_core_updates', $upgrade_minor );
/** This filter is documented in wp-admin/includes/class-core-upgrader.php */
$upgrade_major = apply_filters( 'allow_major_auto_core_updates', $upgrade_major );
$auto_update_settings = array(
'dev' => $upgrade_dev,
'minor' => $upgrade_minor,
'major' => $upgrade_major,
);
if ( $upgrade_major ) {
$wp_version = get_bloginfo( 'version' );
$updates = get_core_updates();
if ( isset( $updates[0]->version ) && version_compare( $updates[0]->version, $wp_version, '>' ) ) {
echo '<p>' . wp_get_auto_update_message() . '</p>';
}
}
$action_url = self_admin_url( 'update-core.php?action=core-major-auto-updates-settings' );
?>
<p class="auto-update-status">
<?php
if ( $updater->is_vcs_checkout( ABSPATH ) ) {
_e( 'This site appears to be under version control. Automatic updates are disabled.' );
} elseif ( $upgrade_major ) {
_e( 'This site is automatically kept up to date with each new version of WordPress.' );
if ( $can_set_update_option ) {
echo '<br>';
printf(
'<a href="%s" class="core-auto-update-settings-link core-auto-update-settings-link-disable">%s</a>',
wp_nonce_url( add_query_arg( 'value', 'disable', $action_url ), 'core-major-auto-updates-nonce' ),
__( 'Switch to automatic updates for maintenance and security releases only.' )
);
}
} elseif ( $upgrade_minor ) {
_e( 'This site is automatically kept up to date with maintenance and security releases of WordPress only.' );
if ( $can_set_update_option ) {
echo '<br>';
printf(
'<a href="%s" class="core-auto-update-settings-link core-auto-update-settings-link-enable">%s</a>',
wp_nonce_url( add_query_arg( 'value', 'enable', $action_url ), 'core-major-auto-updates-nonce' ),
__( 'Enable automatic updates for all new versions of WordPress.' )
);
}
} else {
_e( 'This site will not receive automatic updates for new versions of WordPress.' );
}
?>
</p>
<?php
/**
* Fires after the major core auto-update settings.
*
* @since 5.6.0
*/
do_action( 'after_core_auto_updates_settings', $auto_update_settings );
}
/**
* Display the upgrade plugins form.
*
* @since 2.9.0
*/
function list_plugin_updates() {
$wp_version = get_bloginfo( 'version' );
$cur_wp_version = preg_replace( '/-.*$/', '', $wp_version );
require_once ABSPATH . 'wp-admin/includes/plugin-install.php';
$plugins = get_plugin_updates();
if ( empty( $plugins ) ) {
echo '<h2>' . __( 'Plugins' ) . '</h2>';
echo '<p>' . __( 'Your plugins are all up to date.' ) . '</p>';
return;
}
$form_action = 'update-core.php?action=do-plugin-upgrade';
$core_updates = get_core_updates();
if ( ! isset( $core_updates[0]->response ) || 'latest' === $core_updates[0]->response || 'development' === $core_updates[0]->response || version_compare( $core_updates[0]->current, $cur_wp_version, '=' ) ) {
$core_update_version = false;
} else {
$core_update_version = $core_updates[0]->current;
}
?>
<h2><?php _e( 'Plugins' ); ?></h2>
<p><?php _e( 'The following plugins have new versions available. Check the ones you want to update and then click “Update Plugins”.' ); ?></p>
<form method="post" action="<?php echo esc_url( $form_action ); ?>" name="upgrade-plugins" class="upgrade">
<?php wp_nonce_field( 'upgrade-core' ); ?>
<p><input id="upgrade-plugins" class="button" type="submit" value="<?php esc_attr_e( 'Update Plugins' ); ?>" name="upgrade" /></p>
<table class="widefat updates-table" id="update-plugins-table">
<thead>
<tr>
<td class="manage-column check-column"><input type="checkbox" id="plugins-select-all" /></td>
<td class="manage-column"><label for="plugins-select-all"><?php _e( 'Select All' ); ?></label></td>
</tr>
</thead>
<tbody class="plugins">
<?php
$auto_updates = array();
if ( wp_is_auto_update_enabled_for_type( 'plugin' ) ) {
$auto_updates = (array) get_site_option( 'auto_update_plugins', array() );
$auto_update_notice = ' | ' . wp_get_auto_update_message();
}
foreach ( (array) $plugins as $plugin_file => $plugin_data ) {
$plugin_data = (object) _get_plugin_data_markup_translate( $plugin_file, (array) $plugin_data, false, true );
$icon = '<span class="dashicons dashicons-admin-plugins"></span>';
$preferred_icons = array( 'svg', '2x', '1x', 'default' );
foreach ( $preferred_icons as $preferred_icon ) {
if ( ! empty( $plugin_data->update->icons[ $preferred_icon ] ) ) {
$icon = '<img src="' . esc_url( $plugin_data->update->icons[ $preferred_icon ] ) . '" alt="" />';
break;
}
}
// Get plugin compat for running version of WordPress.
if ( isset( $plugin_data->update->tested ) && version_compare( $plugin_data->update->tested, $cur_wp_version, '>=' ) ) {
/* translators: %s: WordPress version. */
$compat = '<br />' . sprintf( __( 'Compatibility with WordPress %s: 100%% (according to its author)' ), $cur_wp_version );
} else {
/* translators: %s: WordPress version. */
$compat = '<br />' . sprintf( __( 'Compatibility with WordPress %s: Unknown' ), $cur_wp_version );
}
// Get plugin compat for updated version of WordPress.
if ( $core_update_version ) {
if ( isset( $plugin_data->update->tested ) && version_compare( $plugin_data->update->tested, $core_update_version, '>=' ) ) {
/* translators: %s: WordPress version. */
$compat .= '<br />' . sprintf( __( 'Compatibility with WordPress %s: 100%% (according to its author)' ), $core_update_version );
} else {
/* translators: %s: WordPress version. */
$compat .= '<br />' . sprintf( __( 'Compatibility with WordPress %s: Unknown' ), $core_update_version );
}
}
$requires_php = isset( $plugin_data->update->requires_php ) ? $plugin_data->update->requires_php : null;
$compatible_php = is_php_version_compatible( $requires_php );
if ( ! $compatible_php && current_user_can( 'update_php' ) ) {
$compat .= '<br>' . __( 'This update doesn’t work with your version of PHP.' ) . ' ';
$compat .= sprintf(
/* translators: %s: URL to Update PHP page. */
__( '<a href="%s">Learn more about updating PHP</a>.' ),
esc_url( wp_get_update_php_url() )
);
$annotation = wp_get_update_php_annotation();
if ( $annotation ) {
$compat .= '</p><p><em>' . $annotation . '</em>';
}
}
// Get the upgrade notice for the new plugin version.
if ( isset( $plugin_data->update->upgrade_notice ) ) {
$upgrade_notice = '<br />' . strip_tags( $plugin_data->update->upgrade_notice );
} else {
$upgrade_notice = '';
}
$details_url = self_admin_url( 'plugin-install.php?tab=plugin-information&plugin=' . $plugin_data->update->slug . '§ion=changelog&TB_iframe=true&width=640&height=662' );
$details = sprintf(
'<a href="%1$s" class="thickbox open-plugin-details-modal" aria-label="%2$s">%3$s</a>',
esc_url( $details_url ),
/* translators: 1: Plugin name, 2: Version number. */
esc_attr( sprintf( __( 'View %1$s version %2$s details' ), $plugin_data->Name, $plugin_data->update->new_version ) ),
/* translators: %s: Plugin version. */
sprintf( __( 'View version %s details.' ), $plugin_data->update->new_version )
);
$checkbox_id = 'checkbox_' . md5( $plugin_file );
?>
<tr>
<td class="check-column">
<?php if ( $compatible_php ) : ?>
<input type="checkbox" name="checked[]" id="<?php echo $checkbox_id; ?>" value="<?php echo esc_attr( $plugin_file ); ?>" />
<label for="<?php echo $checkbox_id; ?>" class="screen-reader-text">
<?php
/* translators: %s: Plugin name. */
printf( __( 'Select %s' ), $plugin_data->Name );
?>
</label>
<?php endif; ?>
</td>
<td class="plugin-title"><p>
<?php echo $icon; ?>
<strong><?php echo $plugin_data->Name; ?></strong>
<?php
printf(
/* translators: 1: Plugin version, 2: New version. */
__( 'You have version %1$s installed. Update to %2$s.' ),
$plugin_data->Version,
$plugin_data->update->new_version
);
echo ' ' . $details . $compat . $upgrade_notice;
if ( in_array( $plugin_file, $auto_updates, true ) ) {
echo $auto_update_notice;
}
?>
</p></td>
</tr>
<?php
}
?>
</tbody>
<tfoot>
<tr>
<td class="manage-column check-column"><input type="checkbox" id="plugins-select-all-2" /></td>
<td class="manage-column"><label for="plugins-select-all-2"><?php _e( 'Select All' ); ?></label></td>
</tr>
</tfoot>
</table>
<p><input id="upgrade-plugins-2" class="button" type="submit" value="<?php esc_attr_e( 'Update Plugins' ); ?>" name="upgrade" /></p>
</form>
<?php
}
/**
* Display the upgrade themes form.
*
* @since 2.9.0
*/
function list_theme_updates() {
$themes = get_theme_updates();
if ( empty( $themes ) ) {
echo '<h2>' . __( 'Themes' ) . '</h2>';
echo '<p>' . __( 'Your themes are all up to date.' ) . '</p>';
return;
}
$form_action = 'update-core.php?action=do-theme-upgrade';
?>
<h2><?php _e( 'Themes' ); ?></h2>
<p><?php _e( 'The following themes have new versions available. Check the ones you want to update and then click “Update Themes”.' ); ?></p>
<p>
<?php
printf(
/* translators: %s: Link to documentation on child themes. */
__( '<strong>Please Note:</strong> Any customizations you have made to theme files will be lost. Please consider using <a href="%s">child themes</a> for modifications.' ),
__( 'https://developer.wordpress.org/themes/advanced-topics/child-themes/' )
);
?>
</p>
<form method="post" action="<?php echo esc_url( $form_action ); ?>" name="upgrade-themes" class="upgrade">
<?php wp_nonce_field( 'upgrade-core' ); ?>
<p><input id="upgrade-themes" class="button" type="submit" value="<?php esc_attr_e( 'Update Themes' ); ?>" name="upgrade" /></p>
<table class="widefat updates-table" id="update-themes-table">
<thead>
<tr>
<td class="manage-column check-column"><input type="checkbox" id="themes-select-all" /></td>
<td class="manage-column"><label for="themes-select-all"><?php _e( 'Select All' ); ?></label></td>
</tr>
</thead>
<tbody class="plugins">
<?php
$auto_updates = array();
if ( wp_is_auto_update_enabled_for_type( 'theme' ) ) {
$auto_updates = (array) get_site_option( 'auto_update_themes', array() );
$auto_update_notice = ' | ' . wp_get_auto_update_message();
}
foreach ( $themes as $stylesheet => $theme ) {
$requires_wp = isset( $theme->update['requires'] ) ? $theme->update['requires'] : null;
$requires_php = isset( $theme->update['requires_php'] ) ? $theme->update['requires_php'] : null;
$compatible_wp = is_wp_version_compatible( $requires_wp );
$compatible_php = is_php_version_compatible( $requires_php );
$compat = '';
if ( ! $compatible_wp && ! $compatible_php ) {
$compat .= '<br>' . __( 'This update doesn’t work with your versions of WordPress and PHP.' ) . ' ';
if ( current_user_can( 'update_core' ) && current_user_can( 'update_php' ) ) {
$compat .= sprintf(
/* translators: 1: URL to WordPress Updates screen, 2: URL to Update PHP page. */
__( '<a href="%1$s">Please update WordPress</a>, and then <a href="%2$s">learn more about updating PHP</a>.' ),
self_admin_url( 'update-core.php' ),
esc_url( wp_get_update_php_url() )
);
$annotation = wp_get_update_php_annotation();
if ( $annotation ) {
$compat .= '</p><p><em>' . $annotation . '</em>';
}
} elseif ( current_user_can( 'update_core' ) ) {
$compat .= sprintf(
/* translators: %s: URL to WordPress Updates screen. */
__( '<a href="%s">Please update WordPress</a>.' ),
self_admin_url( 'update-core.php' )
);
} elseif ( current_user_can( 'update_php' ) ) {
$compat .= sprintf(
/* translators: %s: URL to Update PHP page. */
__( '<a href="%s">Learn more about updating PHP</a>.' ),
esc_url( wp_get_update_php_url() )
);
$annotation = wp_get_update_php_annotation();
if ( $annotation ) {
$compat .= '</p><p><em>' . $annotation . '</em>';
}
}
} elseif ( ! $compatible_wp ) {
$compat .= '<br>' . __( 'This update doesn’t work with your version of WordPress.' ) . ' ';
if ( current_user_can( 'update_core' ) ) {
$compat .= sprintf(
/* translators: %s: URL to WordPress Updates screen. */
__( '<a href="%s">Please update WordPress</a>.' ),
self_admin_url( 'update-core.php' )
);
}
} elseif ( ! $compatible_php ) {
$compat .= '<br>' . __( 'This update doesn’t work with your version of PHP.' ) . ' ';
if ( current_user_can( 'update_php' ) ) {
$compat .= sprintf(
/* translators: %s: URL to Update PHP page. */
__( '<a href="%s">Learn more about updating PHP</a>.' ),
esc_url( wp_get_update_php_url() )
);
$annotation = wp_get_update_php_annotation();
if ( $annotation ) {
$compat .= '</p><p><em>' . $annotation . '</em>';
}
}
}
$checkbox_id = 'checkbox_' . md5( $theme->get( 'Name' ) );
?>
<tr>
<td class="check-column">
<?php if ( $compatible_wp && $compatible_php ) : ?>
<input type="checkbox" name="checked[]" id="<?php echo $checkbox_id; ?>" value="<?php echo esc_attr( $stylesheet ); ?>" />
<label for="<?php echo $checkbox_id; ?>" class="screen-reader-text">
<?php
/* translators: %s: Theme name. */
printf( __( 'Select %s' ), $theme->display( 'Name' ) );
?>
</label>
<?php endif; ?>
</td>
<td class="plugin-title"><p>
<img src="<?php echo esc_url( $theme->get_screenshot() ); ?>" width="85" height="64" class="updates-table-screenshot" alt="" />
<strong><?php echo $theme->display( 'Name' ); ?></strong>
<?php
printf(
/* translators: 1: Theme version, 2: New version. */
__( 'You have version %1$s installed. Update to %2$s.' ),
$theme->display( 'Version' ),
$theme->update['new_version']
);
echo ' ' . $compat;
if ( in_array( $stylesheet, $auto_updates, true ) ) {
echo $auto_update_notice;
}
?>
</p></td>
</tr>
<?php
}
?>
</tbody>
<tfoot>
<tr>
<td class="manage-column check-column"><input type="checkbox" id="themes-select-all-2" /></td>
<td class="manage-column"><label for="themes-select-all-2"><?php _e( 'Select All' ); ?></label></td>
</tr>
</tfoot>
</table>
<p><input id="upgrade-themes-2" class="button" type="submit" value="<?php esc_attr_e( 'Update Themes' ); ?>" name="upgrade" /></p>
</form>
<?php
}
/**
* Display the update translations form.
*
* @since 3.7.0
*/
function list_translation_updates() {
$updates = wp_get_translation_updates();
if ( ! $updates ) {
if ( 'en_US' !== get_locale() ) {
echo '<h2>' . __( 'Translations' ) . '</h2>';
echo '<p>' . __( 'Your translations are all up to date.' ) . '</p>';
}
return;
}
$form_action = 'update-core.php?action=do-translation-upgrade';
?>
<h2><?php _e( 'Translations' ); ?></h2>
<form method="post" action="<?php echo esc_url( $form_action ); ?>" name="upgrade-translations" class="upgrade">
<p><?php _e( 'New translations are available.' ); ?></p>
<?php wp_nonce_field( 'upgrade-translations' ); ?>
<p><input class="button" type="submit" value="<?php esc_attr_e( 'Update Translations' ); ?>" name="upgrade" /></p>
</form>
<?php
}
/**
* Upgrade WordPress core display.
*
* @since 2.7.0
*
* @global WP_Filesystem_Base $wp_filesystem WordPress filesystem subclass.
*
* @param bool $reinstall
*/
function do_core_upgrade( $reinstall = false ) {
global $wp_filesystem;
require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
if ( $reinstall ) {
$url = 'update-core.php?action=do-core-reinstall';
} else {
$url = 'update-core.php?action=do-core-upgrade';
}
$url = wp_nonce_url( $url, 'upgrade-core' );
$version = isset( $_POST['version'] ) ? $_POST['version'] : false;
$locale = isset( $_POST['locale'] ) ? $_POST['locale'] : 'en_US';
$update = find_core_update( $version, $locale );
if ( ! $update ) {
return;
}
// Allow relaxed file ownership writes for User-initiated upgrades when the API specifies
// that it's safe to do so. This only happens when there are no new files to create.
$allow_relaxed_file_ownership = ! $reinstall && isset( $update->new_files ) && ! $update->new_files;
?>
<div class="wrap">
<h1><?php _e( 'Update WordPress' ); ?></h1>
<?php
$credentials = request_filesystem_credentials( $url, '', false, ABSPATH, array( 'version', 'locale' ), $allow_relaxed_file_ownership );
if ( false === $credentials ) {
echo '</div>';
return;
}
if ( ! WP_Filesystem( $credentials, ABSPATH, $allow_relaxed_file_ownership ) ) {
// Failed to connect. Error and request again.
request_filesystem_credentials( $url, '', true, ABSPATH, array( 'version', 'locale' ), $allow_relaxed_file_ownership );
echo '</div>';
return;
}
if ( $wp_filesystem->errors->has_errors() ) {
foreach ( $wp_filesystem->errors->get_error_messages() as $message ) {
show_message( $message );
}
echo '</div>';
return;
}
if ( $reinstall ) {
$update->response = 'reinstall';
}
add_filter( 'update_feedback', 'show_message' );
$upgrader = new Core_Upgrader();
$result = $upgrader->upgrade(
$update,
array(
'allow_relaxed_file_ownership' => $allow_relaxed_file_ownership,
)
);
if ( is_wp_error( $result ) ) {
show_message( $result );
if ( 'up_to_date' != $result->get_error_code() && 'locked' != $result->get_error_code() ) {
show_message( __( 'Installation failed.' ) );
}
echo '</div>';
return;
}
show_message( __( 'WordPress updated successfully.' ) );
show_message(
'<span class="hide-if-no-js">' . sprintf(
/* translators: 1: WordPress version, 2: URL to About screen. */
__( 'Welcome to WordPress %1$s. You will be redirected to the About WordPress screen. If not, click <a href="%2$s">here</a>.' ),
$result,
esc_url( self_admin_url( 'about.php?updated' ) )
) . '</span>'
);
show_message(
'<span class="hide-if-js">' . sprintf(
/* translators: 1: WordPress version, 2: URL to About screen. */
__( 'Welcome to WordPress %1$s. <a href="%2$s">Learn more</a>.' ),
$result,
esc_url( self_admin_url( 'about.php?updated' ) )
) . '</span>'
);
?>
</div>
<script type="text/javascript">
window.location = '<?php echo self_admin_url( 'about.php?updated' ); ?>';
</script>
<?php
}
/**
* Dismiss a core update.
*
* @since 2.7.0
*/
function do_dismiss_core_update() {
$version = isset( $_POST['version'] ) ? $_POST['version'] : false;
$locale = isset( $_POST['locale'] ) ? $_POST['locale'] : 'en_US';
$update = find_core_update( $version, $locale );
if ( ! $update ) {
return;
}
dismiss_core_update( $update );
wp_redirect( wp_nonce_url( 'update-core.php?action=upgrade-core', 'upgrade-core' ) );
exit;
}
/**
* Undismiss a core update.
*
* @since 2.7.0
*/
function do_undismiss_core_update() {
$version = isset( $_POST['version'] ) ? $_POST['version'] : false;
$locale = isset( $_POST['locale'] ) ? $_POST['locale'] : 'en_US';
$update = find_core_update( $version, $locale );
if ( ! $update ) {
return;
}
undismiss_core_update( $version, $locale );
wp_redirect( wp_nonce_url( 'update-core.php?action=upgrade-core', 'upgrade-core' ) );
exit;
}
$action = isset( $_GET['action'] ) ? $_GET['action'] : 'upgrade-core';
$upgrade_error = false;
if ( ( 'do-theme-upgrade' === $action || ( 'do-plugin-upgrade' === $action && ! isset( $_GET['plugins'] ) ) )
&& ! isset( $_POST['checked'] ) ) {
$upgrade_error = ( 'do-theme-upgrade' === $action ) ? 'themes' : 'plugins';
$action = 'upgrade-core';
}
$title = __( 'WordPress Updates' );
$parent_file = 'index.php';
$updates_overview = '<p>' . __( 'On this screen, you can update to the latest version of WordPress, as well as update your themes, plugins, and translations from the WordPress.org repositories.' ) . '</p>';
$updates_overview .= '<p>' . __( 'If an update is available, you᾿ll see a notification appear in the Toolbar and navigation menu.' ) . ' ' . __( 'Keeping your site updated is important for security. It also makes the internet a safer place for you and your readers.' ) . '</p>';
get_current_screen()->add_help_tab(
array(
'id' => 'overview',
'title' => __( 'Overview' ),
'content' => $updates_overview,
)
);
$updates_howto = '<p>' . __( '<strong>WordPress</strong> — Updating your WordPress installation is a simple one-click procedure: just <strong>click on the “Update now” button</strong> when you are notified that a new version is available.' ) . ' ' . __( 'In most cases, WordPress will automatically apply maintenance and security updates in the background for you.' ) . '</p>';
$updates_howto .= '<p>' . __( '<strong>Themes and Plugins</strong> — To update individual themes or plugins from this screen, use the checkboxes to make your selection, then <strong>click on the appropriate “Update” button</strong>. To update all of your themes or plugins at once, you can check the box at the top of the section to select all before clicking the update button.' ) . '</p>';
if ( 'en_US' !== get_locale() ) {
$updates_howto .= '<p>' . __( '<strong>Translations</strong> — The files translating WordPress into your language are updated for you whenever any other updates occur. But if these files are out of date, you can <strong>click the “Update Translations”</strong> button.' ) . '</p>';
}
get_current_screen()->add_help_tab(
array(
'id' => 'how-to-update',
'title' => __( 'How to Update' ),
'content' => $updates_howto,
)
);
$help_sidebar_autoupdates = '';
if ( ( current_user_can( 'update_themes' ) && wp_is_auto_update_enabled_for_type( 'theme' ) ) || ( current_user_can( 'update_plugins' ) && wp_is_auto_update_enabled_for_type( 'plugin' ) ) ) {
$help_tab_autoupdates = '<p>' . __( 'Auto-updates can be enabled or disabled for WordPress major versions and for each individual theme or plugin. Themes or plugins with auto-updates enabled will display the estimated date of the next auto-update. Auto-updates depends on the WP-Cron task scheduling system.' ) . '</p>';
$help_tab_autoupdates .= '<p>' . __( 'Please note: Third-party themes and plugins, or custom code, may override WordPress scheduling.' ) . '</p>';
get_current_screen()->add_help_tab(
array(
'id' => 'plugins-themes-auto-updates',
'title' => __( 'Auto-updates' ),
'content' => $help_tab_autoupdates,
)
);
$help_sidebar_autoupdates = '<p>' . __( '<a href="https://wordpress.org/support/article/plugins-themes-auto-updates/">Learn more: Auto-updates documentation</a>' ) . '</p>';
}
get_current_screen()->set_help_sidebar(
'<p><strong>' . __( 'For more information:' ) . '</strong></p>' .
'<p>' . __( '<a href="https://wordpress.org/support/article/dashboard-updates-screen/">Documentation on Updating WordPress</a>' ) . '</p>' .
$help_sidebar_autoupdates .
'<p>' . __( '<a href="https://wordpress.org/support/">Support</a>' ) . '</p>'
);
if ( 'upgrade-core' === $action ) {
// Force a update check when requested.
$force_check = ! empty( $_GET['force-check'] );
wp_version_check( array(), $force_check );
require_once ABSPATH . 'wp-admin/admin-header.php';
?>
<div class="wrap">
<h1><?php _e( 'WordPress Updates' ); ?></h1>
<p><?php _e( 'Here you can find information about updates, set auto-updates and see what plugins or themes need updating.' ); ?></p>
<?php
if ( $upgrade_error ) {
echo '<div class="error"><p>';
if ( 'themes' === $upgrade_error ) {
_e( 'Please select one or more themes to update.' );
} else {
_e( 'Please select one or more plugins to update.' );
}
echo '</p></div>';
}
$last_update_check = false;
$current = get_site_transient( 'update_core' );
if ( $current && isset( $current->last_checked ) ) {