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Make it `public` and remove the magic methods. See #30891. Built from https://develop.svn.wordpress.org/trunk@31139 git-svn-id: http://core.svn.wordpress.org/trunk@31120 1a063a9b-81f0-0310-95a4-ce76da25c4cd
146 lines
3.9 KiB
PHP
146 lines
3.9 KiB
PHP
<?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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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 {@link WP_Ajax_Response::add()}.
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*
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* @since 2.1.0
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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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* Append to XML response based on given arguments.
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*
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* The arguments that can be passed in the $args parameter are below. It is
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* also possible to pass a WP_Error object in either the 'id' or 'data'
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* argument. The parameter isn't actually optional, content should be given
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* in order to send the correct response.
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*
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* 'what' argument is a string that is the XMLRPC response type.
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* 'action' argument is a boolean or string that acts like a nonce.
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* 'id' argument can be WP_Error or an integer.
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* 'old_id' argument is false by default or an integer of the previous ID.
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* 'position' argument is an integer or a string with -1 = top, 1 = bottom,
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* html ID = after, -html ID = before.
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* 'data' argument is a string with the content or message.
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* 'supplemental' argument is an array of strings that will be children of
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* the supplemental element.
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*
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* @since 2.1.0
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*
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* @param string|array $args Override defaults.
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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', 'action' => false,
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'id' => '0', 'old_id' => false,
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'position' => 1,
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'data' => '', 'supplemental' => array()
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);
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$r = wp_parse_args( $args, $defaults );
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$position = preg_replace( '/[^a-z0-9:_-]/i', '', $r['position'] );
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$id = $r['id'];
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$what = $r['what'];
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$action = $r['action'];
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$old_id = $r['old_id'];
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$data = $r['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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if ( ! $error_data = $data->get_error_data( $code ) ) {
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continue;
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}
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$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( $r['supplemental'] ) ) {
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foreach ( $r['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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echo '</wp_ajax>';
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if ( defined( 'DOING_AJAX' ) && 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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