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<?php
/**
* Updates the given assets (plugins, themes, core) and outputs the result to JSON
*
* Responds to a bruteprotect api call of 'bp_update'
*
* @package Bruteprotect
* @since 2.0
*/
//make sure this site is opted in for remote update
$privacy_opt_in = get_site_option( 'brute_privacy_opt_in' );
if ( !isset( $privacy_opt_in[ 'remote_updates' ] ) ) {
$response = array( 'error' => true, 'message' => 'Site has not enabled remote plugin updating' );
echo json_encode( $response );
exit;
}
//run our logic to make sure that this is legit
if ( !verify_bp_nonce( $bruteprotect_host, $_POST ) && 1 == 2 ) {
$response = array( 'error' => true, 'message' => 'Could not verify nonce' );
echo json_encode( $response );
exit;
}
if ( !isset( $_POST[ 'user_id' ] ) ) {
$response = array( 'error' => true, 'message' => 'User does not have the capability to perform this update' );
echo json_encode( $response );
exit;
}
if ( $_POST[ 'user_id' ] != 'auto' ) {
if ( !user_can( $_POST[ 'user_id' ], 'update_plugins' ) ) {
$response = array( 'error' => true, 'message' => 'User does not have the capability to perform this update' );
echo json_encode( $response );
exit;
}
}
/**
* Updates the given list of plugins.
*
* Accepts an array of plugin paths such as 'bruteprotect/bruteprotect.php'
* Returns a detailed array showing the status of each plugin and a log of messages output during the process
*
* @param array $plugins
*
* @return array
*/
function bruteprotect_bulk_update_plugins( $plugins )
{
$skin = new Automatic_Upgrader_Skin();
$upgrader = new Plugin_Upgrader( $skin );
$results = $upgrader->bulk_upgrade( $plugins );
$messages = $upgrader->skin->get_upgrade_messages();
$o[ 'results' ] = $results;
$o[ 'messages' ] = $messages;
return $o;
}
/**
* Updates the given list of themes.
*
* Accepts an array of theme slugs such as 'twentyfourteen'
* Returns a detailed array showing the status of each theme and a log of messages output during the process
*
* @param array $themes
*
* @return array
*/
function bruteprotect_bulk_update_themes( $themes )
{
$skin = new Automatic_Upgrader_Skin();
$upgrader = new Theme_Upgrader( $skin );
$results = $upgrader->bulk_upgrade( $themes );
$messages = $upgrader->skin->get_upgrade_messages();
$o[ 'results' ] = $results;
$o[ 'messages' ] = $messages;
return $o;
}
/**
* Updates wordpress core to the given version.
*
* Returns the new version on success, and a Wp_error object on failure
*
* @param string $version
*
* @return string|object
*/
function bruteprotect_update_core( $version )
{
$locale = get_locale();
$update = find_core_update( $version, $locale );
$skin = new Automatic_Upgrader_Skin();
$upgrader = new Core_Upgrader( $skin );
$results = $upgrader->upgrade( $update );
return $results;
}
include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
include_once ABSPATH . 'wp-admin/includes/file.php';
include_once ABSPATH . 'wp-admin/includes/misc.php';
include_once ABSPATH . 'wp-admin/includes/plugin.php';
include_once ABSPATH . 'wp-admin/includes/theme.php';
include_once ABSPATH . 'wp-admin/includes/update.php';
$update_error = false;
$overview = '';
$response = array(
'message' => array()
);
if ( !empty( $_POST[ 'core' ] ) ) {
$core = bruteprotect_update_core( $_POST[ 'core' ] );
if ( is_wp_error( $core ) ) {
$update_error = true;
$error_message = $core->get_error_message();
$response[ 'message' ][ 'core' ] = array(
'error' => true,
'message' => $error_message,
);
$overview .= 'WordPress core update failed. ';
} else {
$response[ 'message' ][ 'core' ] = array(
'error' => false,
'message' => 'WordPress was updated to version ' . $core . '.',
);
$overview .= 'WordPress core update complete. ';
}
}
if ( !empty( $_POST[ 'plugins' ] ) ) {
$plugins = json_decode( stripslashes( $_POST[ 'plugins_json' ] ) );
$num_plugins = count( $plugins );
if ( $num_plugins > 0 ) {
$success_count_plugins = 0;
$fail_count_plugins = 0;
$result_plugins = array();
$bulk = bruteprotect_bulk_update_plugins( $plugins );
foreach ( $bulk[ 'results' ] as $path => $result ) {
if ( is_array( $result ) ) {
$success_count_plugins++;
$results_plugins[ ] = array( 'status' => true, 'path' => $path );
} else {
$fail_count_plugins++;
$results_plugins[ ] = array( 'status' => false, 'path' => $path );
$update_error = true;
}
}
$updatelog_plugins = $bulk[ 'messages' ];
$overview .= $num_plugins . ' plugin update';
if ( $num_plugins > 1 ) {
$overview .= 's';
}
$overview .= ' attempted: ' . $success_count_plugins . ' ';
if ( $success_count_plugins == 1 ) {
$overview .= 'was';
} else {
$overview .= 'were';
}
$overview .= ' successful, ' . $fail_count_plugins . ' failed. ';
$response[ 'message' ][ 'plugins' ] = array(
'results' => $results_plugins,
'log' => $updatelog_plugins,
);
}
}
if ( !empty( $_POST[ 'themes' ] ) ) {
$themes = json_decode( stripslashes( $_POST[ 'themes_json' ] ) );
$num_themes = count( $themes );
if ( $num_themes > 0 ) {
$success_count_themes = 0;
$fail_count_themes = 0;
$result_themes = array();
$bulk = bruteprotect_bulk_update_themes( $themes );
foreach ( $bulk[ 'results' ] as $path => $result ) {
if ( is_array( $result ) ) {
$success_count_themes++;
$results_themes[ ] = array( 'status' => true, 'path' => $path );
} else {
$fail_count_themes++;
$results_themes[ ] = array( 'status' => false, 'path' => $path );
$update_error = true;
}
}
$updatelog_themes = $bulk[ 'messages' ];
$overview .= $num_themes . ' theme update';
if ( $num_themes > 1 ) {
$overview .= 's';
}
$overview .= ' attempted: ' . $success_count_themes . ' ';
if ( $success_count_themes == 1 ) {
$overview .= 'was';
} else {
$overview .= 'were';
}
$overview .= ' successful, ' . $fail_count_themes . ' failed.';
$response[ 'message' ][ 'themes' ] = array(
'results' => $results_themes,
'log' => $updatelog_themes,
);
}
}
$response[ 'error' ] = $update_error;
$response[ 'message' ][ 'overview' ] = $overview;
echo json_encode( $response );
exit;
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