DB object, otherwise an empty string. */ function get_the_author_meta( $field = '', $user_id = false ) { $original_user_id = $user_id; if ( ! $user_id ) { global $authordata; $user_id = isset( $authordata->ID ) ? $authordata->ID : 0; } else { $authordata = get_userdata( $user_id ); } if ( in_array( $field, array( 'login', 'pass', 'nicename', 'email', 'url', 'registered', 'activation_key', 'status' ), true ) ) { $field = 'user_' . $field; } $value = isset( $authordata->$field ) ? $authordata->$field : ''; /** * Filters the value of the requested user metadata. * * The filter name is dynamic and depends on the $field parameter of the function. * * @since 2.8.0 * @since 4.3.0 The `$original_user_id` parameter was added. * * @param string $value The value of the metadata. * @param int $user_id The user ID for the value. * @param int|false $original_user_id The original user ID, as passed to the function. */ return apply_filters( "get_the_author_{$field}", $value, $user_id, $original_user_id ); } /** * Outputs the field from the user's DB object. Defaults to current post's author. * * @since 2.8.0 * * @param string $field Selects the field of the users record. See get_the_author_meta() * for the list of possible fields. * @param int|false $user_id Optional. User ID. Defaults to the current post author. * * @see get_the_author_meta() */ function the_author_meta( $field = '', $user_id = false ) { $author_meta = get_the_author_meta( $field, $user_id ); /** * Filters the value of the requested user metadata. * * The filter name is dynamic and depends on the $field parameter of the function. * * @since 2.8.0 * * @param string $author_meta The value of the metadata. * @param int|false $user_id The user ID. */ echo apply_filters( "the_author_{$field}", $author_meta, $user_id ); } /** * Retrieves either author's link or author's name. * * If the author has a home page set, return an HTML link, otherwise just return * the author's name. * * @since 3.0.0 * * @global WP_User $authordata The current author's data. * * @return string An HTML link if the author's URL exists in user meta, * otherwise the result of get_the_author(). */ function get_the_author_link() { if ( get_the_author_meta( 'url' ) ) { global $authordata; $author_url = get_the_author_meta( 'url' ); $author_display_name = get_the_author(); $link = sprintf( '%3$s', esc_url( $author_url ), /* translators: %s: Author's display name. */ esc_attr( sprintf( __( 'Visit %s’s website' ), $author_display_name ) ), $author_display_name ); /** * Filters the author URL link HTML. * * @since 6.0.0 * * @param string $link The default rendered author HTML link. * @param string $author_url Author's URL. * @param WP_User $authordata Author user data. */ return apply_filters( 'the_author_link', $link, $author_url, $authordata ); } else { return get_the_author(); } } /** * Displays either author's link or author's name. * * If the author has a home page set, echo an HTML link, otherwise just echo the * author's name. * * @link https://developer.wordpress.org/reference/functions/the_author_link/ * * @since 2.1.0 */ function the_author_link() { echo get_the_author_link(); } /** * Retrieves the number of posts by the author of the current post. * * @since 1.5.0 * * @return int The number of posts by the author. */ function get_the_author_posts() { $post = get_post(); if ( ! $post ) { return 0; } return count_user_posts( $post->post_author, $post->post_type ); } /** * Displays the number of posts by the author of the current post. * * @link https://developer.wordpress.org/reference/functions/the_author_posts/ * @since 0.71 */ function the_author_posts() { echo get_the_author_posts(); } /** * Retrieves an HTML link to the author page of the current post's author. * * Returns an HTML-formatted link using get_author_posts_url(). * * @since 4.4.0 * * @global WP_User $authordata The current author's data. * * @return string An HTML link to the author page, or an empty string if $authordata is not set. */ function get_the_author_posts_link() { global $authordata; if ( ! is_object( $authordata ) ) { return ''; } $link = sprintf( '%3$s', esc_url( get_author_posts_url( $authordata->ID, $authordata->user_nicename ) ), /* translators: %s: Author's display name. */ esc_attr( sprintf( __( 'Posts by %s' ), get_the_author() ) ), get_the_author() ); /** * Filters the link to the author page of the author of the current post. * * @since 2.9.0 * * @param string $link HTML link. */ return apply_filters( 'the_author_posts_link', $link ); } /** * Displays an HTML link to the author page of the current post's author. * * @since 1.2.0 * @since 4.4.0 Converted into a wrapper for get_the_author_posts_link() * * @param string $deprecated Unused. */ function the_author_posts_link( $deprecated = '' ) { if ( ! empty( $deprecated ) ) { _deprecated_argument( __FUNCTION__, '2.1.0' ); } echo get_the_author_posts_link(); } /** * Retrieves the URL to the author page for the user with the ID provided. * * @since 2.1.0 * * @global WP_Rewrite $wp_rewrite WordPress rewrite component. * * @param int $author_id Author ID. * @param string $author_nicename Optional. The author's nicename (slug). Default empty. * @return string The URL to the author's page. */ function get_author_posts_url( $author_id, $author_nicename = '' ) { global $wp_rewrite; $author_id = (int) $author_id; $link = $wp_rewrite->get_author_permastruct(); if ( empty( $link ) ) { $file = home_url( '/' ); $link = $file . '?author=' . $author_id; } else { if ( '' === $author_nicename ) { $user = get_userdata( $author_id ); if ( ! empty( $user->user_nicename ) ) { $author_nicename = $user->user_nicename; } } $link = str_replace( '%author%', $author_nicename, $link ); $link = home_url( user_trailingslashit( $link ) ); } /** * Filters the URL to the author's page. * * @since 2.1.0 * * @param string $link The URL to the author's page. * @param int $author_id The author's ID. * @param string $author_nicename The author's nice name. */ $link = apply_filters( 'author_link', $link, $author_id, $author_nicename ); return $link; } /** * Lists all the authors of the site, with several options available. * * @link https://developer.wordpress.org/reference/functions/wp_list_authors/ * * @since 1.2.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param string|array $args { * Optional. Array or string of default arguments. * * @type string $orderby How to sort the authors. Accepts 'nicename', 'email', 'url', 'registered', * 'user_nicename', 'user_email', 'user_url', 'user_registered', 'name', * 'display_name', 'post_count', 'ID', 'meta_value', 'user_login'. Default 'name'. * @type string $order Sorting direction for $orderby. Accepts 'ASC', 'DESC'. Default 'ASC'. * @type int $number Maximum authors to return or display. Default empty (all authors). * @type bool $optioncount Show the count in parenthesis next to the author's name. Default false. * @type bool $exclude_admin Whether to exclude the 'admin' account, if it exists. Default true. * @type bool $show_fullname Whether to show the author's full name. Default false. * @type bool $hide_empty Whether to hide any authors with no posts. Default true. * @type string $feed If not empty, show a link to the author's feed and use this text as the alt * parameter of the link. Default empty. * @type string $feed_image If not empty, show a link to the author's feed and use this image URL as * clickable anchor. Default empty. * @type string $feed_type The feed type to link to. Possible values include 'rss2', 'atom'. * Default is the value of get_default_feed(). * @type bool $echo Whether to output the result or instead return it. Default true. * @type string $style If 'list', each author is wrapped in an `