* @return int The number of posts by the author.
*/
function get_the_author_posts() {
- return count_user_posts( get_post()->post_author );
+ $post = get_post();
+ if ( ! $post ) {
+ return 0;
+ }
+ return count_user_posts( $post->post_author );
}
/**
/**
* List all the authors of the blog, with several options available.
*
- * <ul>
- * <li>optioncount (boolean) (false): Show the count in parenthesis next to the
- * author's name.</li>
- * <li>exclude_admin (boolean) (true): Exclude the 'admin' user that is
- * installed by default.</li>
- * <li>show_fullname (boolean) (false): Show their full names.</li>
- * <li>hide_empty (boolean) (true): Don't show authors without any posts.</li>
- * <li>feed (string) (''): If isn't empty, show links to author's feeds.</li>
- * <li>feed_image (string) (''): If isn't empty, use this image to link to
- * feeds.</li>
- * <li>echo (boolean) (true): Set to false to return the output, instead of
- * echoing.</li>
- * <li>style (string) ('list'): Whether to display list of authors in list form
- * or as a string.</li>
- * <li>html (bool) (true): Whether to list the items in html form or plaintext.
- * </li>
- * <li>exclude (array): Array of user IDs to explicitly exclude.</li>
- * <li>include (array): Array of user IDs to explicitly include.</li>
- * </ul>
- *
* @link http://codex.wordpress.org/Template_Tags/wp_list_authors
+ *
* @since 1.2.0
- * @param array $args The argument array.
- * @return null|string The output, if echo is set to false.
+ *
+ * @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 false.
+ * @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, such as 'rss2'. Defaults to default feed type.
+ * @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 `<li>` element, otherwise the authors
+ * will be separated by commas.
+ * @type bool $html Whether to list the items in HTML form or plaintext. Default true.
+ * @type string $exclude An array, comma-, or space-separated list of author IDs to exclude. Default empty.
+ * @type string $exclude An array, comma-, or space-separated list of author IDs to include. Default empty.
+ * }
+ * @return null|string The output, if echo is set to false. Otherwise null.
*/
-function wp_list_authors($args = '') {
+function wp_list_authors( $args = '' ) {
global $wpdb;
$defaults = array(
);
$args = wp_parse_args( $args, $defaults );
- extract( $args, EXTR_SKIP );
$return = '';
$authors = get_users( $query_args );
$author_count = array();
- foreach ( (array) $wpdb->get_results("SELECT DISTINCT post_author, COUNT(ID) AS count FROM $wpdb->posts WHERE post_type = 'post' AND " . get_private_posts_cap_sql( 'post' ) . " GROUP BY post_author") as $row )
+ foreach ( (array) $wpdb->get_results( "SELECT DISTINCT post_author, COUNT(ID) AS count FROM $wpdb->posts WHERE post_type = 'post' AND " . get_private_posts_cap_sql( 'post' ) . " GROUP BY post_author" ) as $row ) {
$author_count[$row->post_author] = $row->count;
-
+ }
foreach ( $authors as $author_id ) {
$author = get_userdata( $author_id );
- if ( $exclude_admin && 'admin' == $author->display_name )
+ if ( $args['exclude_admin'] && 'admin' == $author->display_name ) {
continue;
+ }
$posts = isset( $author_count[$author->ID] ) ? $author_count[$author->ID] : 0;
- if ( !$posts && $hide_empty )
+ if ( ! $posts && $args['hide_empty'] ) {
continue;
+ }
- $link = '';
-
- if ( $show_fullname && $author->first_name && $author->last_name )
+ if ( $args['show_fullname'] && $author->first_name && $author->last_name ) {
$name = "$author->first_name $author->last_name";
- else
+ } else {
$name = $author->display_name;
+ }
- if ( !$html ) {
+ if ( ! $args['html'] ) {
$return .= $name . ', ';
continue; // No need to go further to process HTML.
}
- if ( 'list' == $style ) {
+ if ( 'list' == $args['style'] ) {
$return .= '<li>';
}
$link = '<a href="' . get_author_posts_url( $author->ID, $author->user_nicename ) . '" title="' . esc_attr( sprintf(__("Posts by %s"), $author->display_name) ) . '">' . $name . '</a>';
- if ( !empty( $feed_image ) || !empty( $feed ) ) {
+ if ( ! empty( $args['feed_image'] ) || ! empty( $args['feed'] ) ) {
$link .= ' ';
- if ( empty( $feed_image ) ) {
+ if ( empty( $args['feed_image'] ) ) {
$link .= '(';
}
- $link .= '<a href="' . get_author_feed_link( $author->ID, $feed_type ) . '"';
+ $link .= '<a href="' . get_author_feed_link( $author->ID, $args['feed_type'] ) . '"';
$alt = '';
- if ( !empty( $feed ) ) {
- $alt = ' alt="' . esc_attr( $feed ) . '"';
- $name = $feed;
+ if ( ! empty( $args['feed'] ) ) {
+ $alt = ' alt="' . esc_attr( $args['feed'] ) . '"';
+ $name = $args['feed'];
}
$link .= '>';
- if ( !empty( $feed_image ) )
- $link .= '<img src="' . esc_url( $feed_image ) . '" style="border: none;"' . $alt . ' />';
- else
+ if ( ! empty( $args['feed_image'] ) ) {
+ $link .= '<img src="' . esc_url( $args['feed_image'] ) . '" style="border: none;"' . $alt . ' />';
+ } else {
$link .= $name;
+ }
$link .= '</a>';
- if ( empty( $feed_image ) )
+ if ( empty( $args['feed_image'] ) ) {
$link .= ')';
+ }
}
- if ( $optioncount )
+ if ( $args['optioncount'] ) {
$link .= ' ('. $posts . ')';
+ }
$return .= $link;
- $return .= ( 'list' == $style ) ? '</li>' : ', ';
+ $return .= ( 'list' == $args['style'] ) ? '</li>' : ', ';
}
- $return = rtrim($return, ', ');
+ $return = rtrim( $return, ', ' );
- if ( !$echo )
+ if ( ! $args['echo'] ) {
return $return;
-
+ }
echo $return;
}