'.__('You do not have sufficient permissions to update plugins for this blog.').'');
function request_filesystem_credentials($form_post, $type = '', $error = false) {
if ( empty($type) )
$type = get_filesystem_method();
if ( 'direct' == $type )
return array();
if( ! $credentials = get_option('ftp_credentials') )
$credentials = array();
// If defined, set it to that, Else, If POST'd, set it to that, If not, Set it to whatever it previously was(saved details in option)
$credentials['hostname'] = defined('FTP_HOST') ? FTP_HOST : (!empty($_POST['hostname']) ? $_POST['hostname'] : $credentials['hostname']);
$credentials['username'] = defined('FTP_USER') ? FTP_USER : (!empty($_POST['username']) ? $_POST['username'] : $credentials['username']);
$credentials['password'] = defined('FTP_PASS') ? FTP_PASS : (!empty($_POST['password']) ? $_POST['password'] : $credentials['password']);
$credentials['ssl'] = defined('FTP_SSL') ? FTP_SSL : (!empty($_POST['ssl']) ? $_POST['ssl'] : $credentials['ssl']);
if ( ! $error && !empty($credentials['password']) && !empty($credentials['username']) && !empty($credentials['hostname']) ) {
$stored_credentials = $credentials;
unset($stored_credentials['password']);
update_option('ftp_credentials', $stored_credentials);
return $credentials;
}
$hostname = '';
$username = '';
$password = '';
$ssl = '';
if ( !empty($credentials) )
extract($credentials, EXTR_OVERWRITE);
if( $error )
echo '' . __('Error: There was an error connecting to the server, Please verify the settings are correct.') . '
$message
";
}
function do_plugin_upgrade($plugin) {
global $wp_filesystem;
$url = wp_nonce_url("update.php?action=upgrade-plugin&plugin=$plugin", "upgrade-plugin_$plugin");
if ( false === ($credentials = request_filesystem_credentials($url)) )
return;
if( ! WP_Filesystem($credentials) ){
request_filesystem_credentials($url, '', true); //Failed to connect, Error and request again
return;
}
echo '';
echo '
' . __('Upgrade Plugin') . '
';
if ( $wp_filesystem->errors->get_error_code() ) {
foreach ( $wp_filesystem->errors->get_error_messages() as $message )
show_message($message);
echo '';
return;
}
$result = wp_update_plugin($plugin, 'show_message');
if ( is_wp_error($result) )
show_message($result);
else
echo __('Plugin upgraded successfully');
echo '';
}
if ( isset($_GET['action']) ) {
if ( isset($_GET['plugin']) )
$plugin = trim($_GET['plugin']);
if ( 'upgrade-plugin' == $_GET['action'] ) {
check_admin_referer('upgrade-plugin_' . $plugin);
$title = __('Upgrade Plugin');
$parent_file = 'plugins.php';
require_once('admin-header.php');
do_plugin_upgrade($plugin);
include('admin-footer.php');
}
}
?>