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编辑当前文件:/home4/randall/public_html/sl/wp-admin/includes/import.php
<?php /** * WordPress Administration Importer API. * * @package WordPress * @subpackage Administration */ /** * Retrieves the list of importers. * * @since 2.0.0 * * @global array $wp_importers * @return array */ function get_importers() { global $wp_importers; if ( is_array( $wp_importers ) ) { uasort( $wp_importers, '_usort_by_first_member' ); } return $wp_importers; } /** * Sorts a multidimensional array by first member of each top level member. * * Used by uasort() as a callback, should not be used directly. * * @since 2.9.0 * @access private * * @param array $a * @param array $b * @return int */ function _usort_by_first_member( $a, $b ) { return strnatcasecmp( $a[0], $b[0] ); } /** * Registers importer for WordPress. * * @since 2.0.0 * * @global array $wp_importers * * @param string $id Importer tag. Used to uniquely identify importer. * @param string $name Importer name and title. * @param string $description Importer description. * @param callable $callback Callback to run. * @return void|WP_Error Void on success. WP_Error when $callback is WP_Error. */ function register_importer( $id, $name, $description, $callback ) { global $wp_importers; if ( is_wp_error( $callback ) ) { return $callback; } $wp_importers[ $id ] = array( $name, $description, $callback ); } /** * Cleanup importer. * * Removes attachment based on ID. * * @since 2.0.0 * * @param string $id Importer ID. */ function wp_import_cleanup( $id ) { wp_delete_attachment( $id ); } /** * Handles importer uploading and adds attachment. * * @since 2.0.0 * * @return array Uploaded file's details on success, error message on failure. */ function wp_import_handle_upload() { if ( ! isset( $_FILES['import'] ) ) { return array( 'error' => sprintf( /* translators: 1: php.ini, 2: post_max_size, 3: upload_max_filesize */ __( 'File is empty. Please upload something more substantial. This error could also be caused by uploads being disabled in your %1$s file or by %2$s being defined as smaller than %3$s in %1$s.' ), 'php.ini', 'post_max_size', 'upload_max_filesize' ), ); } $overrides = array( 'test_form' => false, 'test_type' => false, ); $_FILES['import']['name'] .= '.txt'; $upload = wp_handle_upload( $_FILES['import'], $overrides ); if ( isset( $upload['error'] ) ) { return $upload; } // Construct the attachment array. $attachment = array( 'post_title' => wp_basename( $upload['file'] ), 'post_content' => $upload['url'], 'post_mime_type' => $upload['type'], 'guid' => $upload['url'], 'context' => 'import', 'post_status' => 'private', ); // Save the data. $id = wp_insert_attachment( $attachment, $upload['file'] ); /* * Schedule a cleanup for one day from now in case of failed * import or missing wp_import_cleanup() call. */ wp_schedule_single_event( time() + DAY_IN_SECONDS, 'importer_scheduled_cleanup', array( $id ) ); return array( 'file' => $upload['file'], 'id' => $id, ); } /** * Returns a list from WordPress.org of popular importer plugins. * * @since 3.5.0 * * @return array Importers with metadata for each. */ function wp_get_popular_importers() { $locale = get_user_locale(); $cache_key = 'popular_importers_' . md5( $locale . wp_get_wp_version() ); $popular_importers = get_site_transient( $cache_key ); if ( ! $popular_importers ) { $url = add_query_arg( array( 'locale' => $locale, 'version' => wp_get_wp_version(), ), 'http://api.wordpress.org/core/importers/1.1/' ); $options = array( 'user-agent' => 'WordPress/' . wp_get_wp_version() . '; ' . home_url( '/' ) ); if ( wp_http_supports( array( 'ssl' ) ) ) { $url = set_url_scheme( $url, 'https' ); } $response = wp_remote_get( $url, $options ); $popular_importers = json_decode( wp_remote_retrieve_body( $response ), true ); if ( is_array( $popular_importers ) ) { set_site_transient( $cache_key, $popular_importers, 2 * DAY_IN_SECONDS ); } else { $popular_importers = false; } } if ( is_array( $popular_importers ) ) { // If the data was received as translated, return it as-is. if ( $popular_importers['translated'] ) { return $popular_importers['importers']; } foreach ( $popular_importers['importers'] as &$importer ) { // phpcs:ignore WordPress.WP.I18n.LowLevelTranslationFunction,WordPress.WP.I18n.NonSingularStringLiteralText $importer['description'] = translate( $importer['description'] ); if ( 'WordPress' !== $importer['name'] ) { // phpcs:ignore WordPress.WP.I18n.LowLevelTranslationFunction,WordPress.WP.I18n.NonSingularStringLiteralText $importer['name'] = translate( $importer['name'] ); } } return $popular_importers['importers']; } return array( // slug => name, description, plugin slug, and register_importer() slug. 'blogger' => array( 'name' => __( 'Blogger' ), 'description' => __( 'Import posts, comments, and users from a Blogger blog.' ), 'plugin-slug' => 'blogger-importer', 'importer-id' => 'blogger', ), 'wpcat2tag' => array( 'name' => __( 'Categories and Tags Converter' ), 'description' => __( 'Convert existing categories to tags or tags to categories, selectively.' ), 'plugin-slug' => 'wpcat2tag-importer', 'importer-id' => 'wp-cat2tag', ), 'livejournal' => array( 'name' => __( 'LiveJournal' ), 'description' => __( 'Import posts from LiveJournal using their API.' ), 'plugin-slug' => 'livejournal-importer', 'importer-id' => 'livejournal', ), 'movabletype' => array( 'name' => __( 'Movable Type and TypePad' ), 'description' => __( 'Import posts and comments from a Movable Type or TypePad blog.' ), 'plugin-slug' => 'movabletype-importer', 'importer-id' => 'mt', ), 'rss' => array( 'name' => __( 'RSS' ), 'description' => __( 'Import posts from an RSS feed.' ), 'plugin-slug' => 'rss-importer', 'importer-id' => 'rss', ), 'tumblr' => array( 'name' => __( 'Tumblr' ), 'description' => __( 'Import posts & media from Tumblr using their API.' ), 'plugin-slug' => 'tumblr-importer', 'importer-id' => 'tumblr', ), 'wordpress' => array( 'name' => 'WordPress', 'description' => __( 'Import posts, pages, comments, custom fields, categories, and tags from a WordPress export file.' ), 'plugin-slug' => 'wordpress-importer', 'importer-id' => 'wordpress', ), ); }