- $categories
-
-EOD;
- $this->output($output, $this->CATEGORIES_CONTENT_TYPE);
- }
-
- /**
- * Create new post.
- *
- * @since 2.2.0
- */
- function create_post() {
- global $user_ID;
- $this->get_accepted_content_type($this->atom_content_types);
-
- $parser = new AtomParser();
- if ( !$parser->parse() )
- $this->client_error();
-
- $entry = array_pop($parser->feed->entries);
-
- $catnames = array();
- if ( !empty( $entry->categories ) ) {
- foreach ( $entry->categories as $cat ) {
- array_push($catnames, $cat["term"]);
- }
- }
-
- $wp_cats = get_categories(array('hide_empty' => false));
-
- $post_category = array();
-
- foreach ( $wp_cats as $cat ) {
- if ( in_array($cat->name, $catnames) )
- array_push($post_category, $cat->term_id);
- }
-
- $publish = ! ( isset( $entry->draft ) && 'yes' == trim( $entry->draft ) );
-
- $cap = ($publish) ? 'publish_posts' : 'edit_posts';
-
- if ( !current_user_can($cap) )
- $this->auth_required(__('Sorry, you do not have the right to edit/publish new posts.'));
-
- $blog_ID = get_current_blog_id();
- $post_status = ($publish) ? 'publish' : 'draft';
- $post_author = (int) $user_ID;
-
- $post_title = '';
- $post_content = '';
- $post_excerpt = '';
- $pubtimes = '';
-
- if ( isset( $entry->title ) && is_array( $entry->title ) && !empty( $entry->title[1] ) )
- $post_title = (string) $entry->title[1];
- if ( isset( $entry->content ) && is_array( $entry->content ) && !empty( $entry->content[1] ) )
- $post_content = (string) $entry->content[1];
- if ( isset( $entry->summary ) && is_array( $entry->summary ) && !empty( $entry->summary[1] ) )
- $post_excerpt = (string) $entry->summary[1];
- if ( !empty( $entry->published ) )
- $pubtimes = (string) $entry->published;
-
- $pubtimes = $this->get_publish_time( $pubtimes );
-
- $post_date = $pubtimes[0];
- $post_date_gmt = $pubtimes[1];
-
- if ( isset( $_SERVER['HTTP_SLUG'] ) )
- $post_name = $_SERVER['HTTP_SLUG'];
-
- $post_data = compact('blog_ID', 'post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'post_name');
-
- $this->escape($post_data);
-
- $postID = wp_insert_post($post_data);
- if ( is_wp_error( $postID ) )
- $this->internal_error($postID->get_error_message());
-
- if ( !$postID )
- $this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.'));
-
- // getting warning here about unable to set headers
- // because something in the cache is printing to the buffer
- // could we clean up wp_set_post_categories or cache to not print
- // this could affect our ability to send back the right headers
- @wp_set_post_categories($postID, $post_category);
-
- do_action( 'atompub_create_post', $postID, $entry );
-
- $output = $this->get_entry($postID);
-
- $this->created($postID, $output);
- }
-
- /**
- * Retrieve post.
- *
- * @since 2.2.0
- *
- * @param int $postID Post ID.
- */
- function get_post($postID) {
- global $entry;
-
- if ( !current_user_can( 'edit_post', $postID ) )
- $this->auth_required( __( 'Sorry, you do not have the right to access this post.' ) );
-
- $this->set_current_entry($postID);
- $output = $this->get_entry($postID);
- $this->output($output);
-
- }
-
- /**
- * Update post.
- *
- * @since 2.2.0
- *
- * @param int $postID Post ID.
- */
- function put_post($postID) {
- // checked for valid content-types (atom+xml)
- // quick check and exit
- $this->get_accepted_content_type($this->atom_content_types);
-
- $parser = new AtomParser();
- if ( !$parser->parse() )
- $this->bad_request();
-
- $parsed = array_pop($parser->feed->entries);
-
- // check for not found
- global $entry;
- $this->set_current_entry($postID);
-
- if ( !current_user_can('edit_post', $entry['ID']) )
- $this->auth_required(__('Sorry, you do not have the right to edit this post.'));
-
- $publish = ! ( isset($parsed->draft) && 'yes' == trim($parsed->draft) );
- $post_status = ($publish) ? 'publish' : 'draft';
-
- extract($entry);
-
- $post_title = $parsed->title[1];
- $post_content = $parsed->content[1];
- $post_excerpt = $parsed->summary[1];
- $pubtimes = $this->get_publish_time($entry->published);
- $post_date = $pubtimes[0];
- $post_date_gmt = $pubtimes[1];
- $pubtimes = $this->get_publish_time($parsed->updated);
- $post_modified = $pubtimes[0];
- $post_modified_gmt = $pubtimes[1];
-
- $postdata = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'post_date', 'post_date_gmt', 'post_modified', 'post_modified_gmt');
- $this->escape($postdata);
-
- $result = wp_update_post($postdata);
-
- if ( !$result )
- $this->internal_error(__('For some strange yet very annoying reason, this post could not be edited.'));
-
- do_action( 'atompub_put_post', $ID, $parsed );
-
- $this->ok();
- }
-
- /**
- * Remove post.
- *
- * @since 2.2.0
- *
- * @param int $postID Post ID.
- */
- function delete_post($postID) {
-
- // check for not found
- global $entry;
- $this->set_current_entry($postID);
-
- if ( !current_user_can('edit_post', $postID) )
- $this->auth_required(__('Sorry, you do not have the right to delete this post.'));
-
- if ( $entry['post_type'] == 'attachment' ) {
- $this->delete_attachment($postID);
- } else {
- $result = wp_delete_post($postID);
-
- if ( !$result ) {
- $this->internal_error(__('For some strange yet very annoying reason, this post could not be deleted.'));
- }
-
- $this->ok();
- }
-
- }
-
- /**
- * Retrieve attachment.
- *
- * @since 2.2.0
- *
- * @param int $postID Optional. Post ID.
- */
- function get_attachment($postID = null) {
- if ( !current_user_can( 'upload_files' ) )
- $this->auth_required( __( 'Sorry, you do not have permission to upload files.' ) );
-
- if ( !isset($postID) ) {
- $this->get_attachments();
- } else {
- $this->set_current_entry($postID);
- $output = $this->get_entry($postID, 'attachment');
- $this->output($output);
- }
- }
-
- /**
- * Create new attachment.
- *
- * @since 2.2.0
- */
- function create_attachment() {
-
- $type = $this->get_accepted_content_type();
-
- if ( !current_user_can('upload_files') )
- $this->auth_required(__('You do not have permission to upload files.'));
-
- $fp = fopen("php://input", "rb");
- $bits = null;
- while ( !feof($fp) ) {
- $bits .= fread($fp, 4096);
- }
- fclose($fp);
-
- $slug = '';
- if ( isset( $_SERVER['HTTP_SLUG'] ) )
- $slug = $_SERVER['HTTP_SLUG'];
- elseif ( isset( $_SERVER['HTTP_TITLE'] ) )
- $slug = $_SERVER['HTTP_TITLE'];
- elseif ( empty( $slug ) ) // just make a random name
- $slug = substr( md5( uniqid( microtime() ) ), 0, 7);
- $ext = preg_replace( '|.*/([a-z0-9]+)|', '$1', $_SERVER['CONTENT_TYPE'] );
- $slug = sanitize_file_name( "$slug.$ext" );
- $file = wp_upload_bits( $slug, null, $bits);
-
- $url = $file['url'];
- $file = $file['file'];
-
- do_action('wp_create_file_in_uploads', $file); // replicate
-
- // Construct the attachment array
- $attachment = array(
- 'post_title' => $slug,
- 'post_content' => $slug,
- 'post_status' => 'attachment',
- 'post_parent' => 0,
- 'post_mime_type' => $type,
- 'guid' => $url
- );
-
- // Save the data
- $postID = wp_insert_attachment($attachment, $file);
-
- if (!$postID)
- $this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.'));
-
- $output = $this->get_entry($postID, 'attachment');
-
- $this->created($postID, $output, 'attachment');
- }
-
- /**
- * Update attachment.
- *
- * @since 2.2.0
- *
- * @param int $postID Post ID.
- */
- function put_attachment($postID) {
- // checked for valid content-types (atom+xml)
- // quick check and exit
- $this->get_accepted_content_type($this->atom_content_types);
-
- $parser = new AtomParser();
- if (!$parser->parse()) {
- $this->bad_request();
- }
-
- $parsed = array_pop($parser->feed->entries);
-
- // check for not found
- global $entry;
- $this->set_current_entry($postID);
-
- if ( !current_user_can('edit_post', $entry['ID']) )
- $this->auth_required(__('Sorry, you do not have the right to edit this post.'));
-
- extract($entry);
-
- $post_title = $parsed->title[1];
- $post_content = $parsed->summary[1];
- $pubtimes = $this->get_publish_time($parsed->updated);
- $post_modified = $pubtimes[0];
- $post_modified_gmt = $pubtimes[1];
-
- $postdata = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'post_modified', 'post_modified_gmt');
- $this->escape($postdata);
-
- $result = wp_update_post($postdata);
-
- if ( !$result )
- $this->internal_error(__('For some strange yet very annoying reason, this post could not be edited.'));
-
- $this->ok();
- }
-
- /**
- * Remove attachment.
- *
- * @since 2.2.0
- *
- * @param int $postID Post ID.
- */
- function delete_attachment($postID) {
- // check for not found
- global $entry;
- $this->set_current_entry($postID);
-
- if ( !current_user_can('edit_post', $postID) )
- $this->auth_required(__('Sorry, you do not have the right to delete this post.'));
-
- $location = get_post_meta($entry['ID'], '_wp_attached_file', true);
- $filetype = wp_check_filetype($location);
-
- if ( !isset($location) || 'attachment' != $entry['post_type'] || empty($filetype['ext']) )
- $this->internal_error(__('Error occurred while accessing post metadata for file location.'));
-
- // delete file
- @unlink($location);
-
- // delete attachment
- $result = wp_delete_post($postID);
-
- if ( !$result )
- $this->internal_error(__('For some strange yet very annoying reason, this post could not be deleted.'));
-
- $this->ok();
- }
-
- /**
- * Retrieve attachment from post.
- *
- * @since 2.2.0
- *
- * @param int $postID Post ID.
- */
- function get_file($postID) {
-
- // check for not found
- global $entry;
- $this->set_current_entry($postID);
-
- // then whether user can edit the specific post
- if ( !current_user_can('edit_post', $postID) )
- $this->auth_required(__('Sorry, you do not have the right to edit this post.'));
-
- $location = get_post_meta($entry['ID'], '_wp_attached_file', true);
- $location = get_option ('upload_path') . '/' . $location;
- $filetype = wp_check_filetype($location);
-
- if ( !isset($location) || 'attachment' != $entry['post_type'] || empty($filetype['ext']) )
- $this->internal_error(__('Error occurred while accessing post metadata for file location.'));
-
- status_header('200');
- header('Content-Type: ' . $entry['post_mime_type']);
- header('Connection: close');
-
- if ( $fp = fopen($location, "rb") ) {
- status_header('200');
- header('Content-Type: ' . $entry['post_mime_type']);
- header('Connection: close');
-
- while ( !feof($fp) ) {
- echo fread($fp, 4096);
- }
-
- fclose($fp);
- } else {
- status_header ('404');
- }
-
- exit;
- }
-
- /**
- * Upload file to blog and add attachment to post.
- *
- * @since 2.2.0
- *
- * @param int $postID Post ID.
- */
- function put_file($postID) {
-
- // first check if user can upload
- if ( !current_user_can('upload_files') )
- $this->auth_required(__('You do not have permission to upload files.'));
-
- // check for not found
- global $entry;
- $this->set_current_entry($postID);
-
- // then whether user can edit the specific post
- if ( !current_user_can('edit_post', $postID) )
- $this->auth_required(__('Sorry, you do not have the right to edit this post.'));
-
- $upload_dir = wp_upload_dir( );
- $location = get_post_meta($entry['ID'], '_wp_attached_file', true);
- $filetype = wp_check_filetype($location);
-
- $location = "{$upload_dir['basedir']}/{$location}";
-
- if (!isset($location) || 'attachment' != $entry['post_type'] || empty($filetype['ext']))
- $this->internal_error(__('Error occurred while accessing post metadata for file location.'));
-
- $fp = fopen("php://input", "rb");
- $localfp = fopen($location, "w+");
- while ( !feof($fp) ) {
- fwrite($localfp,fread($fp, 4096));
- }
- fclose($fp);
- fclose($localfp);
-
- $ID = $entry['ID'];
- $pubtimes = $this->get_publish_time($entry->published);
- $post_date = $pubtimes[0];
- $post_date_gmt = $pubtimes[1];
- $pubtimes = $this->get_publish_time($parsed->updated);
- $post_modified = $pubtimes[0];
- $post_modified_gmt = $pubtimes[1];
-
- $post_data = compact('ID', 'post_date', 'post_date_gmt', 'post_modified', 'post_modified_gmt');
- $result = wp_update_post($post_data);
-
- if ( !$result )
- $this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.'));
-
- wp_update_attachment_metadata( $postID, wp_generate_attachment_metadata( $postID, $location ) );
-
- $this->ok();
- }
-
- /**
- * Retrieve entries URL.
- *
- * @since 2.2.0
- *
- * @param int $page Page ID.
- * @return string
- */
- function get_entries_url($page = null) {
- if ( isset($GLOBALS['post_type']) && ( $GLOBALS['post_type'] == 'attachment' ) )
- $path = $this->MEDIA_PATH;
- else
- $path = $this->ENTRIES_PATH;
- $url = $this->app_base . $path;
- if ( isset($page) && is_int($page) )
- $url .= "/$page";
- return $url;
- }
-
- /**
- * Display entries URL.
- *
- * @since 2.2.0
- *
- * @param int $page Page ID.
- */
- function the_entries_url($page = null) {
- echo $this->get_entries_url($page);
- }
-
- /**
- * Retrieve categories URL.
- *
- * @since 2.2.0
- *
- * @param mixed $deprecated Not used.
- * @return string
- */
- function get_categories_url($deprecated = '') {
- if ( !empty( $deprecated ) )
- _deprecated_argument( __FUNCTION__, '2.5' );
- return $this->app_base . $this->CATEGORIES_PATH;
- }
-
- /**
- * Display category URL.
- *
- * @since 2.2.0
- */
- function the_categories_url() {
- echo $this->get_categories_url();
- }
-
- /**
- * Retrieve attachment URL.
- *
- * @since 2.2.0
- *
- * @param int $page Page ID.
- * @return string
- */
- function get_attachments_url($page = null) {
- $url = $this->app_base . $this->MEDIA_PATH;
- if (isset($page) && is_int($page)) {
- $url .= "/$page";
- }
- return $url;
- }
-
- /**
- * Display attachment URL.
- *
- * @since 2.2.0
- *
- * @param int $page Page ID.
- */
- function the_attachments_url($page = null) {
- echo $this->get_attachments_url($page);
- }
-
- /**
- * Retrieve service URL.
- *
- * @since 2.3.0
- *
- * @return string
- */
- function get_service_url() {
- return $this->app_base . $this->SERVICE_PATH;
- }
-
- /**
- * Retrieve entry URL.
- *
- * @since 2.7.0
- *
- * @param int $postID Post ID.
- * @return string
- */
- function get_entry_url($postID = null) {
- if (!isset($postID)) {
- global $post;
- $postID = (int) $post->ID;
- }
-
- $url = $this->app_base . $this->ENTRY_PATH . "/$postID";
-
- return $url;
- }
-
- /**
- * Display entry URL.
- *
- * @since 2.7.0
- *
- * @param int $postID Post ID.
- */
- function the_entry_url($postID = null) {
- echo $this->get_entry_url($postID);
- }
-
- /**
- * Retrieve media URL.
- *
- * @since 2.2.0
- *
- * @param int $postID Post ID.
- * @return string
- */
- function get_media_url($postID = null) {
- if (!isset($postID)) {
- global $post;
- $postID = (int) $post->ID;
- }
-
- $url = $this->app_base . $this->MEDIA_SINGLE_PATH ."/file/$postID";
-
- return $url;
- }
-
- /**
- * Display the media URL.
- *
- * @since 2.2.0
- *
- * @param int $postID Post ID.
- */
- function the_media_url($postID = null) {
- echo $this->get_media_url($postID);
- }
-
- /**
- * Set the current entry to post ID.
- *
- * @since 2.2.0
- *
- * @param int $postID Post ID.
- */
- function set_current_entry($postID) {
- global $entry;
-
- if (!isset($postID)) {
- // $this->bad_request();
- $this->not_found();
- }
-
- $entry = wp_get_single_post($postID,ARRAY_A);
-
- if (!isset($entry) || !isset($entry['ID']))
- $this->not_found();
-
- return;
- }
-
- /**
- * Display posts XML.
- *
- * @since 2.2.0
- *
- * @param int $page Optional. Page ID.
- * @param string $post_type Optional, default is 'post'. Post Type.
- */
- function get_posts($page = 1, $post_type = 'post') {
- $feed = $this->get_feed($page, $post_type);
- $this->output($feed);
- }
-
- /**
- * Display attachment XML.
- *
- * @since 2.2.0
- *
- * @param int $page Page ID.
- * @param string $post_type Optional, default is 'attachment'. Post type.
- */
- function get_attachments($page = 1, $post_type = 'attachment') {
- $GLOBALS['post_type'] = $post_type;
- $feed = $this->get_feed($page, $post_type);
- $this->output($feed);
- }
-
- /**
- * Retrieve feed XML.
- *
- * @since 2.2.0
- *
- * @param int $page Page ID.
- * @param string $post_type Optional, default is post. Post type.
- * @return string
- */
- function get_feed($page = 1, $post_type = 'post') {
- global $post, $wp, $wp_query, $posts, $wpdb, $blog_id;
- ob_start();
-
- $this->ENTRY_PATH = $post_type;
-
- if (!isset($page)) {
- $page = 1;
- }
- $page = (int) $page;
-
- $count = get_option('posts_per_rss');
-
- wp('posts_per_page=' . $count . '&offset=' . ($count * ($page-1) . '&orderby=modified'));
-
- $post = $GLOBALS['post'];
- $posts = $GLOBALS['posts'];
- $wp = $GLOBALS['wp'];
- $wp_query = $GLOBALS['wp_query'];
- $wpdb = $GLOBALS['wpdb'];
- $blog_id = (int) $GLOBALS['blog_id'];
-
- $last_page = $wp_query->max_num_pages;
- $next_page = (($page + 1) > $last_page) ? null : $page + 1;
- $prev_page = ($page - 1) < 1 ? null : $page - 1;
- $last_page = ((int)$last_page == 1 || (int)$last_page == 0) ? null : (int) $last_page;
- $self_page = $page > 1 ? $page : null;
-?> >
-the_entries_url() ?>
-
-<?php bloginfo_rss('name') ?>
-
-
-
-
-
-
-
-
-
-
-Copyright
-
-echo_entry();
- }
- }
-?>
-ENTRY_PATH = 'attachment';
- $varname = 'attachment_id';
- break;
- }
- query_posts($varname . '=' . $postID);
- if ( have_posts() ) {
- while ( have_posts() ) {
- the_post();
- $this->echo_entry();
- $entry = ob_get_contents();
- break;
- }
- }
- ob_end_clean();
-
- return $entry;
- }
-
- /**
- * Display post content XML.
- *
- * @since 2.3.0
- */
- function echo_entry() { ?>
-
- ID ); ?>
-
- <?php echo $content ?>
-
-
-
-
- post_status == 'draft' ? 'yes' : 'no') ?>
-
-
-
-
-
-
-
-post_type == 'attachment') { ?>
-
-
-
-
-post_content ) ) :
-list($content_type, $content) = prep_atom_text_construct(get_the_content()); ?>
-
-
-
-
-
-
-
-
-
-
-
-
- 302 Found
-
-
- Found
- The document has moved here.
-
-
-
-EOD;
- header('HTTP/1.1 302 Moved');
- header('Content-Type: text/html');
- header('Location: ' . $url);
- echo $content;
- exit;
-
- }
-
- /**
- * Set 'Client Error' (400) status header.
- *
- * @since 2.2.0
- */
- function client_error($msg = 'Client Error') {
- header('Content-Type: text/plain');
- status_header('400');
- exit;
- }
-
- /**
- * Set created status headers (201).
- *
- * Sets the 'content-type', 'content-location', and 'location'.
- *
- * @since 2.2.0
- */
- function created($post_ID, $content, $post_type = 'post') {
- $edit = $this->get_entry_url($post_ID);
- switch($post_type) {
- case 'post':
- $ctloc = $this->get_entry_url($post_ID);
- break;
- case 'attachment':
- $edit = $this->app_base . "attachments/$post_ID";
- break;
- }
- header("Content-Type: $this->ATOM_CONTENT_TYPE");
- if (isset($ctloc))
- header('Content-Location: ' . $ctloc);
- header('Location: ' . $edit);
- status_header('201');
- echo $content;
- exit;
- }
-
- /**
- * Set 'Auth Required' (401) headers.
- *
- * @since 2.2.0
- *
- * @param string $msg Status header content and HTML content.
- */
- function auth_required($msg) {
- nocache_headers();
- header('WWW-Authenticate: Basic realm="WordPress Atom Protocol"');
- header("HTTP/1.1 401 $msg");
- header('Status: 401 ' . $msg);
- header('Content-Type: text/html');
- $content = <<
-
-
- 401 Unauthorized
-
-
- 401 Unauthorized
- $msg
-
-
-
-EOD;
- echo $content;
- exit;
- }
-
- /**
- * Display XML and set headers with content type.
- *
- * @since 2.2.0
- *
- * @param string $xml Display feed content.
- * @param string $ctype Optional, default is 'atom+xml'. Feed content type.
- */
- function output($xml, $ctype = 'application/atom+xml') {
- status_header('200');
- $xml = ''."\n".$xml;
- header('Connection: close');
- header('Content-Length: '. strlen($xml));
- header('Content-Type: ' . $ctype);
- header('Content-Disposition: attachment; filename=atom.xml');
- header('Date: '. date('r'));
- if ($this->do_output)
- echo $xml;
- exit;
- }
-
- /**
- * Sanitize content for database usage.
- *
- * @since 2.2.0
- *
- * @param array $array Sanitize array and multi-dimension array.
- */
- function escape(&$array) {
- global $wpdb;
-
- foreach ($array as $k => $v) {
- if (is_array($v)) {
- $this->escape($array[$k]);
- } else if (is_object($v)) {
- //skip
- } else {
- $array[$k] = $wpdb->escape($v);
- }
- }
- }
-
- /**
- * Access credential through various methods and perform login.
- *
- * @since 2.2.0
- *
- * @return bool
- */
- function authenticate() {
- // if using mod_rewrite/ENV hack
- // http://www.besthostratings.com/articles/http-auth-php-cgi.html
- if (isset($_SERVER['HTTP_AUTHORIZATION'])) {
- list($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']) =
- explode(':', base64_decode(substr($_SERVER['HTTP_AUTHORIZATION'], 6)));
- } else if (isset($_SERVER['REDIRECT_REMOTE_USER'])) {
- // Workaround for setups that do not forward HTTP_AUTHORIZATION
- // See http://trac.wordpress.org/ticket/7361
- list($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']) =
- explode(':', base64_decode(substr($_SERVER['REDIRECT_REMOTE_USER'], 6)));
- }
-
- // If Basic Auth is working...
- if (isset($_SERVER['PHP_AUTH_USER']) && isset($_SERVER['PHP_AUTH_PW'])) {
- $user = wp_authenticate($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']);
- if ( $user && !is_wp_error($user) ) {
- wp_set_current_user($user->ID);
- return true;
- }
- }
-
- return false;
- }
-
- /**
- * Retrieve accepted content types.
- *
- * @since 2.2.0
- *
- * @param array $types Optional. Content Types.
- * @return string
- */
- function get_accepted_content_type($types = null) {
-
- if (!isset($types)) {
- $types = $this->media_content_types;
- }
-
- if (!isset($_SERVER['CONTENT_LENGTH']) || !isset($_SERVER['CONTENT_TYPE'])) {
- $this->length_required();
- }
-
- $type = $_SERVER['CONTENT_TYPE'];
- list($type,$subtype) = explode('/',$type);
- list($subtype) = explode(";",$subtype); // strip MIME parameters
-
- foreach($types as $t) {
- list($acceptedType,$acceptedSubtype) = explode('/',$t);
- if ($acceptedType == '*' || $acceptedType == $type) {
- if ($acceptedSubtype == '*' || $acceptedSubtype == $subtype)
- return $type . "/" . $subtype;
- }
- }
-
- $this->invalid_media();
- }
-
- /**
- * Process conditionals for posts.
- *
- * @since 2.2.0
- */
- function process_conditionals() {
-
- if (empty($this->params)) return;
- if ($_SERVER['REQUEST_METHOD'] == 'DELETE') return;
-
- switch($this->params[0]) {
- case $this->ENTRY_PATH:
- global $post;
- $post = wp_get_single_post($this->params[1]);
- $wp_last_modified = get_post_modified_time('D, d M Y H:i:s', true);
- $post = null;
- break;
- case $this->ENTRIES_PATH:
- $wp_last_modified = mysql2date('D, d M Y H:i:s', get_lastpostmodified('GMT'), 0).' GMT';
- break;
- default:
- return;
- }
- $wp_etag = md5($wp_last_modified);
- @header("Last-Modified: $wp_last_modified");
- @header("ETag: $wp_etag");
-
- // Support for Conditional GET
- if (isset($_SERVER['HTTP_IF_NONE_MATCH']))
- $client_etag = stripslashes($_SERVER['HTTP_IF_NONE_MATCH']);
- else
- $client_etag = false;
-
- $client_last_modified = trim( $_SERVER['HTTP_IF_MODIFIED_SINCE']);
- // If string is empty, return 0. If not, attempt to parse into a timestamp
- $client_modified_timestamp = $client_last_modified ? strtotime($client_last_modified) : 0;
-
- // Make a timestamp for our most recent modification...
- $wp_modified_timestamp = strtotime($wp_last_modified);
-
- if ( ($client_last_modified && $client_etag) ?
- (($client_modified_timestamp >= $wp_modified_timestamp) && ($client_etag == $wp_etag)) :
- (($client_modified_timestamp >= $wp_modified_timestamp) || ($client_etag == $wp_etag)) ) {
- status_header( 304 );
- exit;
- }
- }
-
- /**
- * Convert RFC3339 time string to timestamp.
- *
- * @since 2.3.0
- *
- * @param string $str String to time.
- * @return bool|int false if format is incorrect.
- */
- function rfc3339_str2time($str) {
-
- $match = false;
- if (!preg_match("/(\d{4}-\d{2}-\d{2})T(\d{2}\:\d{2}\:\d{2})\.?\d{0,3}(Z|[+-]+\d{2}\:\d{2})/", $str, $match))
- return false;
-
- if ($match[3] == 'Z')
- $match[3] = '+0000';
-
- return strtotime($match[1] . " " . $match[2] . " " . $match[3]);
- }
-
- /**
- * Retrieve published time to display in XML.
- *
- * @since 2.3.0
- *
- * @param string $published Time string.
- * @return string
- */
- function get_publish_time($published) {
-
- $pubtime = $this->rfc3339_str2time($published);
-
- if (!$pubtime) {
- return array(current_time('mysql'),current_time('mysql',1));
- } else {
- return array(date("Y-m-d H:i:s", $pubtime), gmdate("Y-m-d H:i:s", $pubtime));
- }
- }
-
-}
-
-/**
- * AtomServer
- * @var AtomServer
- * @global object $server
- */
-$server = new AtomServer();
-$server->handle_request();
+// Handle the request
+$wp_atom_server->handle_request();
diff --git a/wp-includes/class-wp-atom-server.php b/wp-includes/class-wp-atom-server.php
new file mode 100644
index 0000000000..23de9ed8be
--- /dev/null
+++ b/wp-includes/class-wp-atom-server.php
@@ -0,0 +1,1508 @@
+script_name = array_pop( $var_by_ref );
+ $this->app_base = site_url( $this->script_name . '/' );
+
+ $this->selectors = array(
+ '@/service$@' =>
+ array('GET' => 'get_service'),
+ '@/categories$@' =>
+ array('GET' => 'get_categories_xml'),
+ '@/post/(\d+)$@' =>
+ array('GET' => 'get_post',
+ 'PUT' => 'put_post',
+ 'DELETE' => 'delete_post'),
+ '@/posts/?(\d+)?$@' =>
+ array('GET' => 'get_posts',
+ 'POST' => 'create_post'),
+ '@/attachments/?(\d+)?$@' =>
+ array('GET' => 'get_attachment',
+ 'POST' => 'create_attachment'),
+ '@/attachment/file/(\d+)$@' =>
+ array('GET' => 'get_file',
+ 'PUT' => 'put_file',
+ 'DELETE' => 'delete_file'),
+ '@/attachment/(\d+)$@' =>
+ array('GET' => 'get_attachment',
+ 'PUT' => 'put_attachment',
+ 'DELETE' => 'delete_attachment'),
+ );
+
+ add_filter( 'wp_die_handler', array( $this, 'return_atom_die_handler' ) );
+ }
+
+ /**
+ * Override die handler
+ * @return callback
+ */
+ public function return_atom_die_handler() {
+ return array( $this, 'atom_die_handler' );
+ }
+
+ /**
+ * Die with a message. Only accept strings, no WP_Error objects yet
+ * @param string $message
+ * @return void
+ */
+ public function atom_die_handler( $message ) {
+ if ( is_scalar( $message ) )
+ die( (string) $message );
+ die();
+ }
+
+ /**
+ * Handle ATOMPUB request.
+ *
+ * @since 2.2.0
+ */
+ function handle_request() {
+
+ if ( !empty( $_SERVER['ORIG_PATH_INFO'] ) )
+ $path = $_SERVER['ORIG_PATH_INFO'];
+ else
+ $path = $_SERVER['PATH_INFO'];
+
+ $method = $_SERVER['REQUEST_METHOD'];
+
+ $this->process_conditionals();
+ //$this->process_conditionals();
+
+ // exception case for HEAD (treat exactly as GET, but don't output)
+ if ($method == 'HEAD') {
+ $this->do_output = false;
+ $method = 'GET';
+ }
+
+ // redirect to /service in case no path is found.
+ if (strlen($path) == 0 || $path == '/')
+ $this->redirect($this->get_service_url());
+
+ // check to see if AtomPub is enabled
+ if ( !get_option( 'enable_app' ) )
+ $this->forbidden( sprintf( __( 'AtomPub services are disabled on this site. An admin user can enable them at %s' ), admin_url('options-writing.php') ) );
+
+ // dispatch
+ foreach ( $this->selectors as $regex => $funcs ) {
+ if ( preg_match($regex, $path, $matches) ) {
+ if ( isset($funcs[$method]) ) {
+
+ // authenticate regardless of the operation and set the current
+ // user. each handler will decide if auth is required or not.
+ if ( !$this->authenticate() ) {
+ $this->auth_required('Credentials required.');
+ }
+
+ array_shift($matches);
+ call_user_func_array(array($this,$funcs[$method]), $matches);
+ wp_die();
+ } else {
+ // only allow what we have handlers for...
+ $this->not_allowed(array_keys($funcs));
+ }
+ }
+ }
+
+ // oops, nothing found
+ $this->not_found();
+ }
+
+ /**
+ * Retrieve XML for ATOMPUB service.
+ *
+ * @since 2.2.0
+ */
+ function get_service() {
+
+ if ( !current_user_can( 'edit_posts' ) )
+ $this->auth_required( __( 'Sorry, you do not have the right to access this site.' ) );
+
+ $entries_url = esc_attr($this->get_entries_url());
+ $categories_url = esc_attr($this->get_categories_url());
+ $media_url = esc_attr($this->get_attachments_url());
+ $accepted_media_types = '';
+ foreach ($this->media_content_types as $med) {
+ $accepted_media_types = $accepted_media_types . "" . $med . "";
+ }
+ $atom_prefix="atom";
+ $atom_blogname = get_bloginfo('name');
+ $service_doc = <<
+
+ <$atom_prefix:title>$atom_blogname Workspace
+
+ <$atom_prefix:title>$atom_blogname Posts
+ $this->ATOM_CONTENT_TYPE;type=entry
+
+
+
+ <$atom_prefix:title>$atom_blogname Media
+ $accepted_media_types
+
+
+
+
+EOD;
+
+ $this->output($service_doc, $this->SERVICE_CONTENT_TYPE);
+ }
+
+ /**
+ * Retrieve categories list in XML format.
+ *
+ * @since 2.2.0
+ */
+ function get_categories_xml() {
+
+ if ( !current_user_can( 'edit_posts' ) )
+ $this->auth_required( __( 'Sorry, you do not have the right to access this site.' ) );
+
+ $home = esc_attr(get_bloginfo_rss('url'));
+
+ $categories = "";
+ $cats = get_categories(array('hierarchical' => 0, 'hide_empty' => 0));
+ foreach ( (array) $cats as $cat ) {
+ $categories .= " name) . "\" />\n";
+ }
+ $output = <<
+ $categories
+
+EOD;
+ $this->output($output, $this->CATEGORIES_CONTENT_TYPE);
+ }
+
+ /**
+ * Create new post.
+ *
+ * @since 2.2.0
+ */
+ function create_post() {
+ global $user_ID;
+ $this->get_accepted_content_type($this->atom_content_types);
+
+ $parser = new AtomParser();
+ if ( !$parser->parse() )
+ $this->client_error();
+
+ $entry = array_pop($parser->feed->entries);
+
+ $catnames = array();
+ if ( !empty( $entry->categories ) ) {
+ foreach ( $entry->categories as $cat ) {
+ array_push($catnames, $cat["term"]);
+ }
+ }
+
+ $wp_cats = get_categories(array('hide_empty' => false));
+
+ $post_category = array();
+
+ foreach ( $wp_cats as $cat ) {
+ if ( in_array($cat->name, $catnames) )
+ array_push($post_category, $cat->term_id);
+ }
+
+ $publish = ! ( isset( $entry->draft ) && 'yes' == trim( $entry->draft ) );
+
+ $cap = ($publish) ? 'publish_posts' : 'edit_posts';
+
+ if ( !current_user_can($cap) )
+ $this->auth_required(__('Sorry, you do not have the right to edit/publish new posts.'));
+
+ $blog_ID = get_current_blog_id();
+ $post_status = ($publish) ? 'publish' : 'draft';
+ $post_author = (int) $user_ID;
+
+ $post_title = '';
+ $post_content = '';
+ $post_excerpt = '';
+ $pubtimes = '';
+
+ if ( isset( $entry->title ) && is_array( $entry->title ) && !empty( $entry->title[1] ) )
+ $post_title = (string) $entry->title[1];
+ if ( isset( $entry->content ) && is_array( $entry->content ) && !empty( $entry->content[1] ) )
+ $post_content = (string) $entry->content[1];
+ if ( isset( $entry->summary ) && is_array( $entry->summary ) && !empty( $entry->summary[1] ) )
+ $post_excerpt = (string) $entry->summary[1];
+ if ( !empty( $entry->published ) )
+ $pubtimes = (string) $entry->published;
+
+ $pubtimes = $this->get_publish_time( $pubtimes );
+
+ $post_date = $pubtimes[0];
+ $post_date_gmt = $pubtimes[1];
+
+ if ( isset( $_SERVER['HTTP_SLUG'] ) )
+ $post_name = $_SERVER['HTTP_SLUG'];
+
+ $post_data = compact('blog_ID', 'post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'post_name');
+
+ $this->escape($post_data);
+
+ $postID = wp_insert_post($post_data);
+ if ( is_wp_error( $postID ) )
+ $this->internal_error($postID->get_error_message());
+
+ if ( !$postID )
+ $this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.'));
+
+ // getting warning here about unable to set headers
+ // because something in the cache is printing to the buffer
+ // could we clean up wp_set_post_categories or cache to not print
+ // this could affect our ability to send back the right headers
+ @wp_set_post_categories($postID, $post_category);
+
+ do_action( 'atompub_create_post', $postID, $entry );
+
+ $output = $this->get_entry($postID);
+
+ $this->created($postID, $output);
+ }
+
+ /**
+ * Retrieve post.
+ *
+ * @since 2.2.0
+ *
+ * @param int $postID Post ID.
+ */
+ function get_post($postID) {
+ global $entry;
+
+ if ( !current_user_can( 'edit_post', $postID ) )
+ $this->auth_required( __( 'Sorry, you do not have the right to access this post.' ) );
+
+ $this->set_current_entry($postID);
+ $output = $this->get_entry($postID);
+ $this->output($output);
+
+ }
+
+ /**
+ * Update post.
+ *
+ * @since 2.2.0
+ *
+ * @param int $postID Post ID.
+ */
+ function put_post($postID) {
+ // checked for valid content-types (atom+xml)
+ // quick check and exit
+ $this->get_accepted_content_type($this->atom_content_types);
+
+ $parser = new AtomParser();
+ if ( !$parser->parse() )
+ $this->bad_request();
+
+ $parsed = array_pop($parser->feed->entries);
+
+ // check for not found
+ global $entry;
+ $this->set_current_entry($postID);
+
+ if ( !current_user_can('edit_post', $entry['ID']) )
+ $this->auth_required(__('Sorry, you do not have the right to edit this post.'));
+
+ $publish = ! ( isset($parsed->draft) && 'yes' == trim($parsed->draft) );
+ $post_status = ($publish) ? 'publish' : 'draft';
+
+ extract($entry);
+
+ $post_title = $parsed->title[1];
+ $post_content = $parsed->content[1];
+ $post_excerpt = $parsed->summary[1];
+ $pubtimes = $this->get_publish_time($entry->published);
+ $post_date = $pubtimes[0];
+ $post_date_gmt = $pubtimes[1];
+ $pubtimes = $this->get_publish_time($parsed->updated);
+ $post_modified = $pubtimes[0];
+ $post_modified_gmt = $pubtimes[1];
+
+ $postdata = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'post_date', 'post_date_gmt', 'post_modified', 'post_modified_gmt');
+ $this->escape($postdata);
+
+ $result = wp_update_post($postdata);
+
+ if ( !$result )
+ $this->internal_error(__('For some strange yet very annoying reason, this post could not be edited.'));
+
+ do_action( 'atompub_put_post', $ID, $parsed );
+
+ $this->ok();
+ }
+
+ /**
+ * Remove post.
+ *
+ * @since 2.2.0
+ *
+ * @param int $postID Post ID.
+ */
+ function delete_post($postID) {
+
+ // check for not found
+ global $entry;
+ $this->set_current_entry($postID);
+
+ if ( !current_user_can('edit_post', $postID) )
+ $this->auth_required(__('Sorry, you do not have the right to delete this post.'));
+
+ if ( $entry['post_type'] == 'attachment' ) {
+ $this->delete_attachment($postID);
+ } else {
+ $result = wp_delete_post($postID);
+
+ if ( !$result ) {
+ $this->internal_error(__('For some strange yet very annoying reason, this post could not be deleted.'));
+ }
+
+ $this->ok();
+ }
+
+ }
+
+ /**
+ * Retrieve attachment.
+ *
+ * @since 2.2.0
+ *
+ * @param int $postID Optional. Post ID.
+ */
+ function get_attachment($postID = null) {
+ if ( !current_user_can( 'upload_files' ) )
+ $this->auth_required( __( 'Sorry, you do not have permission to upload files.' ) );
+
+ if ( !isset($postID) ) {
+ $this->get_attachments();
+ } else {
+ $this->set_current_entry($postID);
+ $output = $this->get_entry($postID, 'attachment');
+ $this->output($output);
+ }
+ }
+
+ /**
+ * Create new attachment.
+ *
+ * @since 2.2.0
+ */
+ function create_attachment() {
+
+ $type = $this->get_accepted_content_type();
+
+ if ( !current_user_can('upload_files') )
+ $this->auth_required(__('You do not have permission to upload files.'));
+
+ $fp = fopen("php://input", "rb");
+ $bits = null;
+ while ( !feof($fp) ) {
+ $bits .= fread($fp, 4096);
+ }
+ fclose($fp);
+
+ $slug = '';
+ if ( isset( $_SERVER['HTTP_SLUG'] ) )
+ $slug = $_SERVER['HTTP_SLUG'];
+ elseif ( isset( $_SERVER['HTTP_TITLE'] ) )
+ $slug = $_SERVER['HTTP_TITLE'];
+ elseif ( empty( $slug ) ) // just make a random name
+ $slug = substr( md5( uniqid( microtime() ) ), 0, 7);
+ $ext = preg_replace( '|.*/([a-z0-9]+)|', '$1', $_SERVER['CONTENT_TYPE'] );
+ $slug = sanitize_file_name( "$slug.$ext" );
+ $file = wp_upload_bits( $slug, null, $bits);
+
+ $url = $file['url'];
+ $file = $file['file'];
+
+ do_action('wp_create_file_in_uploads', $file); // replicate
+
+ // Construct the attachment array
+ $attachment = array(
+ 'post_title' => $slug,
+ 'post_content' => $slug,
+ 'post_status' => 'attachment',
+ 'post_parent' => 0,
+ 'post_mime_type' => $type,
+ 'guid' => $url
+ );
+
+ // Save the data
+ $postID = wp_insert_attachment($attachment, $file);
+
+ if (!$postID)
+ $this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.'));
+
+ $output = $this->get_entry($postID, 'attachment');
+
+ $this->created($postID, $output, 'attachment');
+ }
+
+ /**
+ * Update attachment.
+ *
+ * @since 2.2.0
+ *
+ * @param int $postID Post ID.
+ */
+ function put_attachment($postID) {
+ // checked for valid content-types (atom+xml)
+ // quick check and exit
+ $this->get_accepted_content_type($this->atom_content_types);
+
+ $parser = new AtomParser();
+ if (!$parser->parse()) {
+ $this->bad_request();
+ }
+
+ $parsed = array_pop($parser->feed->entries);
+
+ // check for not found
+ global $entry;
+ $this->set_current_entry($postID);
+
+ if ( !current_user_can('edit_post', $entry['ID']) )
+ $this->auth_required(__('Sorry, you do not have the right to edit this post.'));
+
+ extract($entry);
+
+ $post_title = $parsed->title[1];
+ $post_content = $parsed->summary[1];
+ $pubtimes = $this->get_publish_time($parsed->updated);
+ $post_modified = $pubtimes[0];
+ $post_modified_gmt = $pubtimes[1];
+
+ $postdata = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'post_modified', 'post_modified_gmt');
+ $this->escape($postdata);
+
+ $result = wp_update_post($postdata);
+
+ if ( !$result )
+ $this->internal_error(__('For some strange yet very annoying reason, this post could not be edited.'));
+
+ $this->ok();
+ }
+
+ /**
+ * Remove attachment.
+ *
+ * @since 2.2.0
+ *
+ * @param int $postID Post ID.
+ */
+ function delete_attachment($postID) {
+
+ // check for not found
+ global $entry;
+ $this->set_current_entry($postID);
+
+ if ( !current_user_can('edit_post', $postID) )
+ $this->auth_required(__('Sorry, you do not have the right to delete this post.'));
+
+ $location = get_post_meta($entry['ID'], '_wp_attached_file', true);
+ $filetype = wp_check_filetype($location);
+
+ if ( !isset($location) || 'attachment' != $entry['post_type'] || empty($filetype['ext']) )
+ $this->internal_error(__('Error occurred while accessing post metadata for file location.'));
+
+ // delete file
+ @unlink($location);
+
+ // delete attachment
+ $result = wp_delete_post($postID);
+
+ if ( !$result )
+ $this->internal_error(__('For some strange yet very annoying reason, this post could not be deleted.'));
+
+ $this->ok();
+ }
+
+ /**
+ * Retrieve attachment from post.
+ *
+ * @since 2.2.0
+ *
+ * @param int $postID Post ID.
+ */
+ function get_file($postID) {
+
+ // check for not found
+ global $entry;
+ $this->set_current_entry($postID);
+
+ // then whether user can edit the specific post
+ if ( !current_user_can('edit_post', $postID) )
+ $this->auth_required(__('Sorry, you do not have the right to edit this post.'));
+
+ $location = get_post_meta($entry['ID'], '_wp_attached_file', true);
+ $location = get_option ('upload_path') . '/' . $location;
+ $filetype = wp_check_filetype($location);
+
+ if ( !isset($location) || 'attachment' != $entry['post_type'] || empty($filetype['ext']) )
+ $this->internal_error(__('Error occurred while accessing post metadata for file location.'));
+
+ status_header('200');
+ header('Content-Type: ' . $entry['post_mime_type']);
+ header('Connection: close');
+
+ if ( $fp = fopen($location, "rb") ) {
+ status_header('200');
+ header('Content-Type: ' . $entry['post_mime_type']);
+ header('Connection: close');
+
+ while ( !feof($fp) ) {
+ echo fread($fp, 4096);
+ }
+
+ fclose($fp);
+ } else {
+ status_header ('404');
+ }
+
+ wp_die();
+ }
+
+ /**
+ * Upload file to blog and add attachment to post.
+ *
+ * @since 2.2.0
+ *
+ * @param int $postID Post ID.
+ */
+ function put_file($postID) {
+
+ // first check if user can upload
+ if ( !current_user_can('upload_files') )
+ $this->auth_required(__('You do not have permission to upload files.'));
+
+ // check for not found
+ global $entry;
+ $this->set_current_entry($postID);
+
+ // then whether user can edit the specific post
+ if ( !current_user_can('edit_post', $postID) )
+ $this->auth_required(__('Sorry, you do not have the right to edit this post.'));
+
+ $upload_dir = wp_upload_dir( );
+ $location = get_post_meta($entry['ID'], '_wp_attached_file', true);
+ $filetype = wp_check_filetype($location);
+
+ $location = "{$upload_dir['basedir']}/{$location}";
+
+ if (!isset($location) || 'attachment' != $entry['post_type'] || empty($filetype['ext']))
+ $this->internal_error(__('Error occurred while accessing post metadata for file location.'));
+
+ $fp = fopen("php://input", "rb");
+ $localfp = fopen($location, "w+");
+ while ( !feof($fp) ) {
+ fwrite($localfp,fread($fp, 4096));
+ }
+ fclose($fp);
+ fclose($localfp);
+
+ $ID = $entry['ID'];
+ $pubtimes = $this->get_publish_time($entry->published);
+ $post_date = $pubtimes[0];
+ $post_date_gmt = $pubtimes[1];
+ $pubtimes = $this->get_publish_time($parsed->updated);
+ $post_modified = $pubtimes[0];
+ $post_modified_gmt = $pubtimes[1];
+
+ $post_data = compact('ID', 'post_date', 'post_date_gmt', 'post_modified', 'post_modified_gmt');
+ $result = wp_update_post($post_data);
+
+ if ( !$result )
+ $this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.'));
+
+ wp_update_attachment_metadata( $postID, wp_generate_attachment_metadata( $postID, $location ) );
+
+ $this->ok();
+ }
+
+ /**
+ * Retrieve entries URL.
+ *
+ * @since 2.2.0
+ *
+ * @param int $page Page ID.
+ * @return string
+ */
+ function get_entries_url($page = null) {
+ if ( isset($GLOBALS['post_type']) && ( $GLOBALS['post_type'] == 'attachment' ) )
+ $path = $this->MEDIA_PATH;
+ else
+ $path = $this->ENTRIES_PATH;
+ $url = $this->app_base . $path;
+ if ( isset($page) && is_int($page) )
+ $url .= "/$page";
+ return $url;
+ }
+
+ /**
+ * Display entries URL.
+ *
+ * @since 2.2.0
+ *
+ * @param int $page Page ID.
+ */
+ function the_entries_url($page = null) {
+ echo $this->get_entries_url($page);
+ }
+
+ /**
+ * Retrieve categories URL.
+ *
+ * @since 2.2.0
+ *
+ * @param mixed $deprecated Not used.
+ * @return string
+ */
+ function get_categories_url($deprecated = '') {
+ if ( !empty( $deprecated ) )
+ _deprecated_argument( __FUNCTION__, '2.5' );
+ return $this->app_base . $this->CATEGORIES_PATH;
+ }
+
+ /**
+ * Display category URL.
+ *
+ * @since 2.2.0
+ */
+ function the_categories_url() {
+ echo $this->get_categories_url();
+ }
+
+ /**
+ * Retrieve attachment URL.
+ *
+ * @since 2.2.0
+ *
+ * @param int $page Page ID.
+ * @return string
+ */
+ function get_attachments_url($page = null) {
+ $url = $this->app_base . $this->MEDIA_PATH;
+ if (isset($page) && is_int($page)) {
+ $url .= "/$page";
+ }
+ return $url;
+ }
+
+ /**
+ * Display attachment URL.
+ *
+ * @since 2.2.0
+ *
+ * @param int $page Page ID.
+ */
+ function the_attachments_url($page = null) {
+ echo $this->get_attachments_url($page);
+ }
+
+ /**
+ * Retrieve service URL.
+ *
+ * @since 2.3.0
+ *
+ * @return string
+ */
+ function get_service_url() {
+ return $this->app_base . $this->SERVICE_PATH;
+ }
+
+ /**
+ * Retrieve entry URL.
+ *
+ * @since 2.7.0
+ *
+ * @param int $postID Post ID.
+ * @return string
+ */
+ function get_entry_url($postID = null) {
+ if (!isset($postID)) {
+ global $post;
+ $postID = (int) $post->ID;
+ }
+
+ $url = $this->app_base . $this->ENTRY_PATH . "/$postID";
+
+ return $url;
+ }
+
+ /**
+ * Display entry URL.
+ *
+ * @since 2.7.0
+ *
+ * @param int $postID Post ID.
+ */
+ function the_entry_url($postID = null) {
+ echo $this->get_entry_url($postID);
+ }
+
+ /**
+ * Retrieve media URL.
+ *
+ * @since 2.2.0
+ *
+ * @param int $postID Post ID.
+ * @return string
+ */
+ function get_media_url($postID = null) {
+ if (!isset($postID)) {
+ global $post;
+ $postID = (int) $post->ID;
+ }
+
+ $url = $this->app_base . $this->MEDIA_SINGLE_PATH ."/file/$postID";
+
+ return $url;
+ }
+
+ /**
+ * Display the media URL.
+ *
+ * @since 2.2.0
+ *
+ * @param int $postID Post ID.
+ */
+ function the_media_url($postID = null) {
+ echo $this->get_media_url($postID);
+ }
+
+ /**
+ * Set the current entry to post ID.
+ *
+ * @since 2.2.0
+ *
+ * @param int $postID Post ID.
+ */
+ function set_current_entry($postID) {
+ global $entry;
+
+ if (!isset($postID)) {
+ // $this->bad_request();
+ $this->not_found();
+ }
+
+ $entry = wp_get_single_post($postID,ARRAY_A);
+
+ if (!isset($entry) || !isset($entry['ID']))
+ $this->not_found();
+
+ return;
+ }
+
+ /**
+ * Display posts XML.
+ *
+ * @since 2.2.0
+ *
+ * @param int $page Optional. Page ID.
+ * @param string $post_type Optional, default is 'post'. Post Type.
+ */
+ function get_posts($page = 1, $post_type = 'post') {
+ $feed = $this->get_feed($page, $post_type);
+ $this->output($feed);
+ }
+
+ /**
+ * Display attachment XML.
+ *
+ * @since 2.2.0
+ *
+ * @param int $page Page ID.
+ * @param string $post_type Optional, default is 'attachment'. Post type.
+ */
+ function get_attachments($page = 1, $post_type = 'attachment') {
+ $GLOBALS['post_type'] = $post_type;
+ $feed = $this->get_feed($page, $post_type);
+ $this->output($feed);
+ }
+
+ /**
+ * Retrieve feed XML.
+ *
+ * @since 2.2.0
+ *
+ * @param int $page Page ID.
+ * @param string $post_type Optional, default is post. Post type.
+ * @return string
+ */
+ function get_feed($page = 1, $post_type = 'post') {
+ global $post, $wp, $wp_query, $posts, $wpdb, $blog_id;
+ ob_start();
+
+ $this->ENTRY_PATH = $post_type;
+
+ if (!isset($page)) {
+ $page = 1;
+ }
+ $page = (int) $page;
+
+ $count = get_option('posts_per_rss');
+
+ wp('posts_per_page=' . $count . '&offset=' . ($count * ($page-1)) . '&orderby=modified&post_status=any');
+
+ $post = $GLOBALS['post'];
+ $posts = $GLOBALS['posts'];
+ $wp = $GLOBALS['wp'];
+ $wp_query = $GLOBALS['wp_query'];
+ $wpdb = $GLOBALS['wpdb'];
+ $blog_id = (int) $GLOBALS['blog_id'];
+
+ $last_page = $wp_query->max_num_pages;
+ $next_page = (($page + 1) > $last_page) ? null : $page + 1;
+ $prev_page = ($page - 1) < 1 ? null : $page - 1;
+ $last_page = ((int)$last_page == 1 || (int)$last_page == 0) ? null : (int) $last_page;
+ $self_page = $page > 1 ? $page : null;
+?> >
+the_entries_url() ?>
+
+<?php bloginfo_rss('name') ?>
+
+
+
+
+
+
+
+
+
+
+Copyright
+
+echo_entry();
+ }
+ }
+?>
+ENTRY_PATH = 'attachment';
+ $varname = 'attachment_id';
+ break;
+ }
+ query_posts($varname . '=' . $postID);
+ if ( have_posts() ) {
+ while ( have_posts() ) {
+ the_post();
+ $this->echo_entry();
+ $entry = ob_get_contents();
+ break;
+ }
+ }
+ ob_end_clean();
+
+ return $entry;
+ }
+
+ /**
+ * Display post content XML.
+ *
+ * @since 2.3.0
+ */
+ function echo_entry() { ?>
+
+ ID ); ?>
+
+ <?php echo $content ?>
+
+
+
+
+ post_status == 'draft' ? 'yes' : 'no') ?>
+
+
+
+
+
+
+
+post_type == 'attachment') { ?>
+
+
+
+
+post_content ) ) :
+list($content_type, $content) = prep_atom_text_construct(get_the_content()); ?>
+
+
+
+
+
+
+
+
+
+
+
+
+ 302 Found
+
+
+ Found
+ The document has moved here.
+
+
+
+EOD;
+ header('HTTP/1.1 302 Moved');
+ header('Content-Type: text/html');
+ header('Location: ' . $url);
+ echo $content;
+ wp_die();
+
+ }
+
+ /**
+ * Set 'Client Error' (400) status header.
+ *
+ * @since 2.2.0
+ */
+ function client_error($msg = 'Client Error') {
+ header('Content-Type: text/plain');
+ status_header('400');
+ wp_die();
+ }
+
+ /**
+ * Set created status headers (201).
+ *
+ * Sets the 'content-type', 'content-location', and 'location'.
+ *
+ * @since 2.2.0
+ */
+ function created($post_ID, $content, $post_type = 'post') {
+ $edit = $this->get_entry_url($post_ID);
+ switch($post_type) {
+ case 'post':
+ $ctloc = $this->get_entry_url($post_ID);
+ break;
+ case 'attachment':
+ $edit = $this->app_base . "attachments/$post_ID";
+ break;
+ }
+ header("Content-Type: $this->ATOM_CONTENT_TYPE");
+ if (isset($ctloc))
+ header('Content-Location: ' . $ctloc);
+ header('Location: ' . $edit);
+ status_header('201');
+ echo $content;
+ wp_die();
+ }
+
+ /**
+ * Set 'Auth Required' (401) headers.
+ *
+ * @since 2.2.0
+ *
+ * @param string $msg Status header content and HTML content.
+ */
+ function auth_required($msg) {
+ nocache_headers();
+ header('WWW-Authenticate: Basic realm="WordPress Atom Protocol"');
+ header("HTTP/1.1 401 $msg");
+ header('Status: 401 ' . $msg);
+ header('Content-Type: text/html');
+ $content = <<
+
+
+ 401 Unauthorized
+
+
+ 401 Unauthorized
+ $msg
+
+
+
+EOD;
+ echo $content;
+ wp_die();
+ }
+
+ /**
+ * Display XML and set headers with content type.
+ *
+ * @since 2.2.0
+ *
+ * @param string $xml Display feed content.
+ * @param string $ctype Optional, default is 'atom+xml'. Feed content type.
+ */
+ function output($xml, $ctype = 'application/atom+xml') {
+ status_header('200');
+ $xml = ''."\n".$xml;
+ header('Connection: close');
+ header('Content-Length: '. strlen($xml));
+ header('Content-Type: ' . $ctype);
+ header('Content-Disposition: attachment; filename=atom.xml');
+ header('Date: '. date('r'));
+ if ($this->do_output)
+ echo $xml;
+ wp_die();
+ }
+
+ /**
+ * Sanitize content for database usage.
+ *
+ * @since 2.2.0
+ *
+ * @param array $array Sanitize array and multi-dimension array.
+ */
+ function escape(&$array) {
+ global $wpdb;
+
+ foreach ($array as $k => $v) {
+ if (is_array($v)) {
+ $this->escape($array[$k]);
+ } else if (is_object($v)) {
+ //skip
+ } else {
+ $array[$k] = $wpdb->escape($v);
+ }
+ }
+ }
+
+ /**
+ * Access credential through various methods and perform login.
+ *
+ * @since 2.2.0
+ *
+ * @return bool
+ */
+ function authenticate() {
+
+ // if using mod_rewrite/ENV hack
+ // http://www.besthostratings.com/articles/http-auth-php-cgi.html
+ if (isset($_SERVER['HTTP_AUTHORIZATION'])) {
+ list($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']) =
+ explode(':', base64_decode(substr($_SERVER['HTTP_AUTHORIZATION'], 6)));
+ } else if (isset($_SERVER['REDIRECT_REMOTE_USER'])) {
+ // Workaround for setups that do not forward HTTP_AUTHORIZATION
+ // See http://trac.wordpress.org/ticket/7361
+ list($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']) =
+ explode(':', base64_decode(substr($_SERVER['REDIRECT_REMOTE_USER'], 6)));
+ }
+
+ // If Basic Auth is working...
+ if (isset($_SERVER['PHP_AUTH_USER']) && isset($_SERVER['PHP_AUTH_PW'])) {
+
+ $user = wp_authenticate($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']);
+ if ( $user && !is_wp_error($user) ) {
+ wp_set_current_user($user->ID);
+ return true;
+ }
+ }
+
+ return false;
+ }
+
+ /**
+ * Retrieve accepted content types.
+ *
+ * @since 2.2.0
+ *
+ * @param array $types Optional. Content Types.
+ * @return string
+ */
+ function get_accepted_content_type($types = null) {
+
+ if (!isset($types)) {
+ $types = $this->media_content_types;
+ }
+
+ if (!isset($_SERVER['CONTENT_LENGTH']) || !isset($_SERVER['CONTENT_TYPE'])) {
+ $this->length_required();
+ }
+
+ $type = $_SERVER['CONTENT_TYPE'];
+ list($type,$subtype) = explode('/',$type);
+ list($subtype) = explode(";",$subtype); // strip MIME parameters
+
+ foreach($types as $t) {
+ list($acceptedType,$acceptedSubtype) = explode('/',$t);
+ if ($acceptedType == '*' || $acceptedType == $type) {
+ if ($acceptedSubtype == '*' || $acceptedSubtype == $subtype)
+ return $type . "/" . $subtype;
+ }
+ }
+
+ $this->invalid_media();
+ }
+
+ /**
+ * Process conditionals for posts.
+ *
+ * @since 2.2.0
+ */
+ function process_conditionals() {
+
+ if (empty($this->params)) return;
+ if ($_SERVER['REQUEST_METHOD'] == 'DELETE') return;
+
+ switch($this->params[0]) {
+ case $this->ENTRY_PATH:
+ global $post;
+ $post = wp_get_single_post($this->params[1]);
+ $wp_last_modified = get_post_modified_time('D, d M Y H:i:s', true);
+ $post = null;
+ break;
+ case $this->ENTRIES_PATH:
+ $wp_last_modified = mysql2date('D, d M Y H:i:s', get_lastpostmodified('GMT'), 0).' GMT';
+ break;
+ default:
+ return;
+ }
+ $wp_etag = md5($wp_last_modified);
+ @header("Last-Modified: $wp_last_modified");
+ @header("ETag: $wp_etag");
+
+ // Support for Conditional GET
+ if (isset($_SERVER['HTTP_IF_NONE_MATCH']))
+ $client_etag = stripslashes($_SERVER['HTTP_IF_NONE_MATCH']);
+ else
+ $client_etag = false;
+
+ $client_last_modified = trim( $_SERVER['HTTP_IF_MODIFIED_SINCE']);
+ // If string is empty, return 0. If not, attempt to parse into a timestamp
+ $client_modified_timestamp = $client_last_modified ? strtotime($client_last_modified) : 0;
+
+ // Make a timestamp for our most recent modification...
+ $wp_modified_timestamp = strtotime($wp_last_modified);
+
+ if ( ($client_last_modified && $client_etag) ?
+ (($client_modified_timestamp >= $wp_modified_timestamp) && ($client_etag == $wp_etag)) :
+ (($client_modified_timestamp >= $wp_modified_timestamp) || ($client_etag == $wp_etag)) ) {
+ status_header( 304 );
+ wp_die();
+ }
+ }
+
+ /**
+ * Convert RFC3339 time string to timestamp.
+ *
+ * @since 2.3.0
+ *
+ * @param string $str String to time.
+ * @return bool|int false if format is incorrect.
+ */
+ function rfc3339_str2time($str) {
+
+ $match = false;
+ if (!preg_match("/(\d{4}-\d{2}-\d{2})T(\d{2}\:\d{2}\:\d{2})\.?\d{0,3}(Z|[+-]+\d{2}\:\d{2})/", $str, $match))
+ return false;
+
+ if ($match[3] == 'Z')
+ $match[3] = '+0000';
+
+ return strtotime($match[1] . " " . $match[2] . " " . $match[3]);
+ }
+
+ /**
+ * Retrieve published time to display in XML.
+ *
+ * @since 2.3.0
+ *
+ * @param string $published Time string.
+ * @return string
+ */
+ function get_publish_time($published) {
+
+ $pubtime = $this->rfc3339_str2time($published);
+
+ if (!$pubtime) {
+ return array(current_time('mysql'),current_time('mysql',1));
+ } else {
+ return array(date("Y-m-d H:i:s", $pubtime), gmdate("Y-m-d H:i:s", $pubtime));
+ }
+ }
+
+}