'', 'nonce' => '', 'title' => '', 'context' => false );
$this->options = wp_parse_args($args, $defaults);
}
/**
* @access public
*
* @param WP_Upgrader $upgrader
*/
public function set_upgrader(&$upgrader) {
if ( is_object($upgrader) )
$this->upgrader =& $upgrader;
$this->add_strings();
}
/**
* @access public
*/
public function add_strings() {
}
/**
* Sets the result of an upgrade.
*
* @since 2.8.0
* @access public
*
* @param string|bool|WP_Error $result The result of an upgrade.
*/
public function set_result( $result ) {
$this->result = $result;
}
/**
* Displays a form to the user to request for their FTP/SSH details in order
* to connect to the filesystem.
*
* @since 2.8.0
* @since 4.6.0 The `$context` parameter default changed from `false` to an empty string.
* @access public
*
* @see request_filesystem_credentials()
*
* @param bool $error Optional. Whether the current request has failed to connect.
* Default false.
* @param string $context Optional. Full path to the directory that is tested
* for being writable. Default empty.
* @param bool $allow_relaxed_file_ownership Optional. Whether to allow Group/World writable. Default false.
* @return bool False on failure, true on success.
*/
public function request_filesystem_credentials( $error = false, $context = '', $allow_relaxed_file_ownership = false ) {
$url = $this->options['url'];
if ( ! $context ) {
$context = $this->options['context'];
}
if ( !empty($this->options['nonce']) ) {
$url = wp_nonce_url($url, $this->options['nonce']);
}
$extra_fields = array();
return request_filesystem_credentials( $url, '', $error, $context, $extra_fields, $allow_relaxed_file_ownership );
}
/**
* @access public
*/
public function header() {
if ( $this->done_header ) {
return;
}
$this->done_header = true;
echo '';
echo '
' . $this->options['title'] . '
';
}
/**
* @access public
*/
public function footer() {
if ( $this->done_footer ) {
return;
}
$this->done_footer = true;
echo '';
}
/**
* @access public
*
* @param string|WP_Error $errors
*/
public function error($errors) {
if ( ! $this->done_header )
$this->header();
if ( is_string($errors) ) {
$this->feedback($errors);
} elseif ( is_wp_error($errors) && $errors->get_error_code() ) {
foreach ( $errors->get_error_messages() as $message ) {
if ( $errors->get_error_data() && is_string( $errors->get_error_data() ) )
$this->feedback($message . ' ' . esc_html( strip_tags( $errors->get_error_data() ) ) );
else
$this->feedback($message);
}
}
}
/**
* @access public
*
* @param string $string
*/
public function feedback($string) {
if ( isset( $this->upgrader->strings[$string] ) )
$string = $this->upgrader->strings[$string];
if ( strpos($string, '%') !== false ) {
$args = func_get_args();
$args = array_splice($args, 1);
if ( $args ) {
$args = array_map( 'strip_tags', $args );
$args = array_map( 'esc_html', $args );
$string = vsprintf($string, $args);
}
}
if ( empty($string) )
return;
show_message($string);
}
/**
* @access public
*/
public function before() {}
/**
* @access public
*/
public function after() {}
/**
* Output JavaScript that calls function to decrement the update counts.
*
* @since 3.9.0
* @access protected
*
* @param string $type Type of update count to decrement. Likely values include 'plugin',
* 'theme', 'translation', etc.
*/
protected function decrement_update_count( $type ) {
if ( ! $this->result || is_wp_error( $this->result ) || 'up_to_date' === $this->result ) {
return;
}
if ( defined( 'IFRAME_REQUEST' ) ) {
echo '';
} else {
echo '';
}
}
/**
* @access public
*/
public function bulk_header() {}
/**
* @access public
*/
public function bulk_footer() {}
}