Diff: STRATO-apps/wordpress_03/app/wp-includes/class-wp-ajax-response.php
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<?php
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/**
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* Send XML response back to Ajax request.
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*
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* @package WordPress
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* @since 2.1.0
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*/
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#[AllowDynamicProperties]
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class WP_Ajax_Response {
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/**
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* Store XML responses to send.
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*
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* @since 2.1.0
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* @var array
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*/
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public $responses = array();
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/**
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* Constructor - Passes args to WP_Ajax_Response::add().
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*
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* @since 2.1.0
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*
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* @see WP_Ajax_Response::add()
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*
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* @param string|array $args Optional. Will be passed to add() method.
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*/
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public function __construct( $args = '' ) {
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if ( ! empty( $args ) ) {
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$this->add( $args );
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}
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}
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/**
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* Appends data to an XML response based on given arguments.
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*
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* With `$args` defaults, extra data output would be:
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*
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* <response action='{$action}_$id'>
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* <$what id='$id' position='$position'>
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* <response_data><![CDATA[$data]]></response_data>
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* </$what>
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* </response>
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*
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* @since 2.1.0
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*
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* @param string|array $args {
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* Optional. An array or string of XML response arguments.
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*
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* @type string $what XML-RPC response type. Used as a child element of `<response>`.
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* Default 'object' (`<object>`).
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* @type string|false $action Value to use for the `action` attribute in `<response>`. Will be
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* appended with `_$id` on output. If false, `$action` will default to
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* the value of `$_POST['action']`. Default false.
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* @type int|WP_Error $id The response ID, used as the response type `id` attribute. Also
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* accepts a `WP_Error` object if the ID does not exist. Default 0.
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* @type int|false $old_id The previous response ID. Used as the value for the response type
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* `old_id` attribute. False hides the attribute. Default false.
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* @type string $position Value of the response type `position` attribute. Accepts 1 (bottom),
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* -1 (top), HTML ID (after), or -HTML ID (before). Default 1 (bottom).
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* @type string|WP_Error $data The response content/message. Also accepts a WP_Error object if the
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* ID does not exist. Default empty.
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* @type array $supplemental An array of extra strings that will be output within a `<supplemental>`
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* element as CDATA. Default empty array.
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* }
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* @return string XML response.
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*/
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public function add( $args = '' ) {
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$defaults = array(
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'what' => 'object',
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'action' => false,
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'id' => '0',
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'old_id' => false,
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'position' => 1,
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'data' => '',
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'supplemental' => array(),
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);
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$parsed_args = wp_parse_args( $args, $defaults );
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$position = preg_replace( '/[^a-z0-9:_-]/i', '', $parsed_args['position'] );
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$id = $parsed_args['id'];
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$what = $parsed_args['what'];
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$action = $parsed_args['action'];
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$old_id = $parsed_args['old_id'];
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$data = $parsed_args['data'];
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if ( is_wp_error( $id ) ) {
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$data = $id;
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$id = 0;
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}
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$response = '';
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if ( is_wp_error( $data ) ) {
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foreach ( (array) $data->get_error_codes() as $code ) {
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$response .= "<wp_error code='$code'><![CDATA[" . $data->get_error_message( $code ) . ']]></wp_error>';
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$error_data = $data->get_error_data( $code );
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if ( ! $error_data ) {
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continue;
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}
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$class = '';
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if ( is_object( $error_data ) ) {
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$class = ' class="' . get_class( $error_data ) . '"';
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$error_data = get_object_vars( $error_data );
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}
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$response .= "<wp_error_data code='$code'$class>";
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if ( is_scalar( $error_data ) ) {
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$response .= "<![CDATA[$error_data]]>";
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} elseif ( is_array( $error_data ) ) {
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foreach ( $error_data as $k => $v ) {
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$response .= "<$k><![CDATA[$v]]></$k>";
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}
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}
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$response .= '</wp_error_data>';
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}
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} else {
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$response = "<response_data><![CDATA[$data]]></response_data>";
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}
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$s = '';
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if ( is_array( $parsed_args['supplemental'] ) ) {
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foreach ( $parsed_args['supplemental'] as $k => $v ) {
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$s .= "<$k><![CDATA[$v]]></$k>";
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}
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$s = "<supplemental>$s</supplemental>";
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}
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if ( false === $action ) {
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$action = $_POST['action'];
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}
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$x = '';
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$x .= "<response action='{$action}_$id'>"; // The action attribute in the xml output is formatted like a nonce action.
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$x .= "<$what id='$id' " . ( false === $old_id ? '' : "old_id='$old_id' " ) . "position='$position'>";
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$x .= $response;
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$x .= $s;
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$x .= "</$what>";
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$x .= '</response>';
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$this->responses[] = $x;
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return $x;
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}
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/**
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* Display XML formatted responses.
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*
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* Sets the content type header to text/xml.
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*
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* @since 2.1.0
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*/
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public function send() {
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header( 'Content-Type: text/xml; charset=' . get_option( 'blog_charset' ) );
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echo "<?xml version='1.0' encoding='" . get_option( 'blog_charset' ) . "' standalone='yes'?><wp_ajax>";
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foreach ( (array) $this->responses as $response ) {
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echo $response;
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}
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echo '</wp_ajax>';
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if ( wp_doing_ajax() ) {
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wp_die();
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} else {
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die();
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}
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}
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}
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