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Editing: class-wp-importer.php
<?php /** * WP_Importer base class * * @package WordPress * @subpackage Importer * @since 3.0.0 */ #[AllowDynamicProperties] class WP_Importer { /** * Returns array with imported permalinks from WordPress database. * * @global wpdb $wpdb WordPress database abstraction object. * * @param string $importer_name * @param string $blog_id * @return array */ public function get_imported_posts( $importer_name, $blog_id ) { global $wpdb; $hashtable = array(); $limit = 100; $offset = 0; // Grab all posts in chunks. do { $meta_key = $importer_name . '_' . $blog_id . '_permalink'; $results = $wpdb->get_results( $wpdb->prepare( "SELECT post_id, meta_value FROM $wpdb->postmeta WHERE meta_key = %s LIMIT %d,%d", $meta_key, $offset, $limit ) ); // Increment offset. $offset = ( $limit + $offset ); if ( ! empty( $results ) ) { foreach ( $results as $r ) { // Set permalinks into array. $hashtable[ $r->meta_value ] = (int) $r->post_id; } } } while ( count( $results ) === $limit ); return $hashtable; } /** * Returns count of imported permalinks from WordPress database. * * @global wpdb $wpdb WordPress database abstraction object. * * @param string $importer_name * @param string $blog_id * @return int */ public function count_imported_posts( $importer_name, $blog_id ) { global $wpdb; $count = 0; // Get count of permalinks. $meta_key = $importer_name . '_' . $blog_id . '_permalink'; $result = $wpdb->get_results( $wpdb->prepare( "SELECT COUNT( post_id ) AS cnt FROM $wpdb->postmeta WHERE meta_key = %s", $meta_key ) ); if ( ! empty( $result ) ) { $count = (int) $result[0]->cnt; } return $count; } /** * Sets array with imported comments from WordPress database. * * @global wpdb $wpdb WordPress database abstraction object. * * @param string $blog_id * @return array */ public function get_imported_comments( $blog_id ) { global $wpdb; $hashtable = array(); $limit = 100; $offset = 0; // Grab all comments in chunks. do { $results = $wpdb->get_results( $wpdb->prepare( "SELECT comment_ID, comment_agent FROM $wpdb->comments LIMIT %d,%d", $offset, $limit ) ); // Increment offset. $offset = ( $limit + $offset ); if ( ! empty( $results ) ) { foreach ( $results as $r ) { // Explode comment_agent key. list ( $comment_agent_blog_id, $source_comment_id ) = explode( '-', $r->comment_agent ); $source_comment_id = (int) $source_comment_id; // Check if this comment came from this blog. if ( (int) $blog_id === (int) $comment_agent_blog_id ) { $hashtable[ $source_comment_id ] = (int) $r->comment_ID; } } } } while ( count( $results ) === $limit ); return $hashtable; } /** * Sets the blog to import to. * * Accepts a numeric blog ID or a URL string. When given a URL, * the blog is looked up by domain and path. On multisite, switches * to the resolved blog. Exits with an error if the blog cannot be found. * * @param int|string $blog_id Blog ID or URL. * @return int Blog ID on success. Exits on failure. */ public function set_blog( $blog_id ) { if ( is_numeric( $blog_id ) ) { $blog_id = (int) $blog_id; } else { $blog = 'http://' . preg_replace( '#^https?://#', '', $blog_id ); $parsed = parse_url( $blog ); if ( ! $parsed || empty( $parsed['host'] ) ) { fwrite( STDERR, "Error: can not determine blog_id from $blog_id\n" ); exit; } if ( empty( $parsed['path'] ) ) { $parsed['path'] = '/'; } $blogs = get_sites( array( 'domain' => $parsed['host'], 'number' => 1, 'path' => $parsed['path'], ) ); if ( ! $blogs ) { fwrite( STDERR, "Error: Could not find blog\n" ); exit; } $blog = array_shift( $blogs ); $blog_id = (int) $blog->blog_id; } if ( function_exists( 'is_multisite' ) ) { if ( is_multisite() ) { switch_to_blog( $blog_id ); } } return $blog_id; } /** * @param int $user_id * @return int */ public function set_user( $user_id ) { if ( is_numeric( $user_id ) ) { $user_id = (int) $user_id; } else { $user_id = (int) username_exists( $user_id ); } if ( ! $user_id || ! wp_set_current_user( $user_id ) ) { fwrite( STDERR, "Error: can not find user\n" ); exit; } return $user_id; } /** * Sorts by strlen, longest string first. * * @param string $a * @param string $b * @return int */ public function cmpr_strlen( $a, $b ) { return strlen( $b ) - strlen( $a ); } /** * Gets URL. * * @param string $url * @param string $username * @param string $password * @param bool $head * @return array */ public function get_page( $url, $username = '', #[\SensitiveParameter] $password = '', $head = false ) { // Increase the timeout. add_filter( 'http_request_timeout', array( $this, 'bump_request_timeout' ) ); $headers = array(); $args = array(); if ( true === $head ) { $args['method'] = 'HEAD'; } if ( ! empty( $username ) && ! empty( $password ) ) { $headers['Authorization'] = 'Basic ' . base64_encode( "$username:$password" ); } $args['headers'] = $headers; return wp_safe_remote_request( $url, $args ); } /** * Bumps up the request timeout for http requests. * * @param int $val * @return int */ public function bump_request_timeout( $val ) { return 60; } /** * Checks if user has exceeded disk quota. * * @return bool */ public function is_user_over_quota() { if ( function_exists( 'upload_is_user_over_quota' ) ) { if ( upload_is_user_over_quota() ) { return true; } } return false; } /** * Replaces newlines, tabs, and multiple spaces with a single space. * * @param string $text * @return string */ public function min_whitespace( $text ) { return preg_replace( '|[\r\n\t ]+|', ' ', $text ); } /** * Resets global variables that grow out of control during imports. * * @since 3.0.0 * * @global wpdb $wpdb WordPress database abstraction object. * @global int[] $wp_actions Stores the number of times each action was triggered. */ public function stop_the_insanity() { global $wpdb, $wp_actions; // Or define( 'WP_IMPORTING', true ); $wpdb->queries = array(); // Reset $wp_actions to keep it from growing out of control. $wp_actions = array(); } } /** * Returns value of command line params. * Exits when a required param is not set. * * @param string $param The parameter name to retrieve. * @param bool $required Optional. Whether the parameter is required. Default false. * @return string|true|null The parameter value, or true if the parameter was supplied * without a value, or null if it was not supplied at all. * Never returns when `$required` is true and the parameter * is missing, as the function exits instead. * @phpstan-return ( $required is true ? string|true : string|true|null ) */ function get_cli_args( $param, $required = false ) { $args = $_SERVER['argv']; if ( ! is_array( $args ) ) { $args = array(); } $out = array(); $last_arg = null; $return = null; $il = count( $args ); for ( $i = 1, $il; $i < $il; $i++ ) { if ( (bool) preg_match( '/^--(.+)/', $args[ $i ], $match ) ) { $parts = explode( '=', $match[1] ); $key = preg_replace( '/[^a-z0-9]+/', '', $parts[0] ); $out[ $key ] = $parts[1] ?? true; $last_arg = $key; } elseif ( (bool) preg_match( '/^-([a-zA-Z0-9]+)/', $args[ $i ], $match ) ) { for ( $j = 0, $jl = strlen( $match[1] ); $j < $jl; $j++ ) { $key = $match[1][ $j ]; $out[ $key ] = true; } $last_arg = $key; } elseif ( null !== $last_arg ) { $out[ $last_arg ] = $args[ $i ]; } } // Check array for specified param. if ( isset( $out[ $param ] ) ) { // Set return value. $return = $out[ $param ]; } // Check for missing required param. if ( ! isset( $out[ $param ] ) && $required ) { // Display message and exit. echo "\"$param\" parameter is required but was not specified\n"; exit; } return $return; }
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