/**
* Retrieve the author of the current post.
*
- * @since 1.5
+ * @since 1.5.0
+ *
* @uses $authordata The current author's DB object.
* @uses apply_filters() Calls 'the_author' hook on the author display name.
*
if ( !empty( $deprecated ) )
_deprecated_argument( __FUNCTION__, '2.1' );
+ /**
+ * Filter the display name of the current post's author.
+ *
+ * @since 2.9.0
+ *
+ * @param string $authordata->display_name The author's display name.
+ */
return apply_filters('the_author', is_object($authordata) ? $authordata->display_name : null);
}
* still use the old behavior will also pass the value from get_the_author().
*
* The normal, expected behavior of this function is to echo the author and not
- * return it. However, backwards compatiability has to be maintained.
+ * return it. However, backwards compatibility has to be maintained.
*
* @since 0.71
* @see get_the_author()
/**
* Retrieve the author who last edited the current post.
*
- * @since 2.8
+ * @since 2.8.0
+ *
* @uses $post The current post's DB object.
* @uses get_post_meta() Retrieves the ID of the author who last edited the current post.
* @uses get_userdata() Retrieves the author's DB object.
* @return string The author's display name.
*/
function get_the_modified_author() {
- global $post;
- if ( $last_id = get_post_meta($post->ID, '_edit_last', true) ) {
+ if ( $last_id = get_post_meta( get_post()->ID, '_edit_last', true) ) {
$last_user = get_userdata($last_id);
+
+ /**
+ * Filter the display name of the author who last edited the current post.
+ *
+ * @since 2.8.0
+ *
+ * @param string $last_user->display_name The author's display name.
+ */
return apply_filters('the_modified_author', $last_user->display_name);
}
}
/**
* Display the name of the author who last edited the current post.
*
- * @since 2.8
+ * @since 2.8.0
+ *
* @see get_the_author()
* @return string The author's display name, from get_the_modified_author().
*/
* @param int $user_id Optional. User ID.
* @return string The author's field from the current author's DB object.
*/
-function get_the_author_meta($field = '', $user_id = false) {
- if ( ! $user_id )
+function get_the_author_meta( $field = '', $user_id = false ) {
+ if ( ! $user_id ) {
global $authordata;
- else
+ $user_id = isset( $authordata->ID ) ? $authordata->ID : 0;
+ } else {
$authordata = get_userdata( $user_id );
+ }
- $field = strtolower($field);
- $user_field = "user_$field";
-
- if ( 'id' == $field )
- $value = isset($authordata->ID) ? (int)$authordata->ID : 0;
- elseif ( isset($authordata->$user_field) )
- $value = $authordata->$user_field;
- else
- $value = isset($authordata->$field) ? $authordata->$field : '';
-
- return apply_filters('get_the_author_' . $field, $value, $user_id);
+ if ( in_array( $field, array( 'login', 'pass', 'nicename', 'email', 'url', 'registered', 'activation_key', 'status' ) ) )
+ $field = 'user_' . $field;
+
+ $value = isset( $authordata->$field ) ? $authordata->$field : '';
+
+ /**
+ * Filter 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 $value The value of the metadata.
+ * @param int $user_id The user ID.
+ */
+ return apply_filters( 'get_the_author_' . $field, $value, $user_id );
}
/**
* @param int $user_id Optional. User ID.
* @echo string The author's field from the current author's DB object.
*/
-function the_author_meta($field = '', $user_id = false) {
- echo apply_filters('the_author_' . $field, get_the_author_meta($field, $user_id), $user_id);
+function the_author_meta( $field = '', $user_id = false ) {
+ $author_meta = get_the_author_meta( $field, $user_id );
+
+ /**
+ * 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 $user_id The user ID.
+ */
+ echo apply_filters( 'the_author_' . $field, $author_meta, $user_id );
}
/**
*/
function get_the_author_link() {
if ( get_the_author_meta('url') ) {
- return '<a href="' . get_the_author_meta('url') . '" title="' . esc_attr( sprintf(__("Visit %s’s website"), get_the_author()) ) . '" rel="external">' . get_the_author() . '</a>';
+ return '<a href="' . esc_url( get_the_author_meta('url') ) . '" title="' . esc_attr( sprintf(__("Visit %s’s website"), get_the_author()) ) . '" rel="author external">' . get_the_author() . '</a>';
} else {
return get_the_author();
}
* author's name.
*
* @link http://codex.wordpress.org/Template_Tags/the_author_link
- * @since 2.1
+ *
+ * @since 2.1.0
+ *
* @uses get_the_author_link()
*/
function the_author_link() {
/**
* Retrieve the number of posts by the author of the current post.
*
- * @since 1.5
+ * @since 1.5.0
+ *
* @uses $post The current post in the Loop's DB object.
* @uses count_user_posts()
* @return int The number of posts by the author.
*/
function get_the_author_posts() {
- global $post;
- return count_user_posts($post->post_author);
+ return count_user_posts( get_post()->post_author );
}
/**
_deprecated_argument( __FUNCTION__, '2.1' );
global $authordata;
+ if ( !is_object( $authordata ) )
+ return false;
$link = sprintf(
- '<a href="%1$s" title="%2$s">%3$s</a>',
- get_author_posts_url( $authordata->ID, $authordata->user_nicename ),
+ '<a href="%1$s" title="%2$s" rel="author">%3$s</a>',
+ esc_url( get_author_posts_url( $authordata->ID, $authordata->user_nicename ) ),
esc_attr( sprintf( __( 'Posts by %s' ), get_the_author() ) ),
get_the_author()
);
+
+ /**
+ * Filter the link to the author page of the author of the current post.
+ *
+ * @since 2.9.0
+ *
+ * @param string $link HTML link.
+ */
echo apply_filters( 'the_author_posts_link', $link );
}
/**
- * Retrieve the URL to the author page of the author of the current post.
+ * Retrieve the URL to the author page for the user with the ID provided.
*
* @since 2.1.0
* @uses $wp_rewrite WP_Rewrite
$link = $wp_rewrite->get_author_permastruct();
if ( empty($link) ) {
- $file = home_url() . '/';
+ $file = home_url( '/' );
$link = $file . '?author=' . $auth_ID;
} else {
if ( '' == $author_nicename ) {
$author_nicename = $user->user_nicename;
}
$link = str_replace('%author%', $author_nicename, $link);
- $link = home_url() . trailingslashit($link);
+ $link = home_url( user_trailingslashit( $link ) );
}
- $link = apply_filters('author_link', $link, $author_id, $author_nicename);
+ /**
+ * Filter 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;
}
* <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 bydefault.</li>
+ * 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>
* 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 for or plaintext.
+ * <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
global $wpdb;
$defaults = array(
+ 'orderby' => 'name', 'order' => 'ASC', 'number' => '',
'optioncount' => false, 'exclude_admin' => true,
'show_fullname' => false, 'hide_empty' => true,
'feed' => '', 'feed_image' => '', 'feed_type' => '', 'echo' => true,
- 'style' => 'list', 'html' => true
+ 'style' => 'list', 'html' => true, 'exclude' => '', 'include' => ''
);
- $r = wp_parse_args( $args, $defaults );
- extract($r, EXTR_SKIP);
+ $args = wp_parse_args( $args, $defaults );
+ extract( $args, EXTR_SKIP );
+
$return = '';
- /** @todo Move select to get_authors(). */
- $users = get_users_of_blog();
- $author_ids = array();
- foreach ( (array) $users as $user )
- $author_ids[] = $user->user_id;
- if ( count($author_ids) > 0 ) {
- $author_ids = implode(',', $author_ids );
- $authors = $wpdb->get_results( "SELECT ID, user_nicename from $wpdb->users WHERE ID IN($author_ids) " . ($exclude_admin ? "AND user_login <> 'admin' " : '') . "ORDER BY display_name" );
- } else {
- $authors = array();
- }
+ $query_args = wp_array_slice_assoc( $args, array( 'orderby', 'order', 'number', 'exclude', 'include' ) );
+ $query_args['fields'] = 'ids';
+ $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 )
$author_count[$row->post_author] = $row->count;
- foreach ( (array) $authors as $author ) {
+ foreach ( $authors as $author_id ) {
+ $author = get_userdata( $author_id );
- $link = '';
+ if ( $exclude_admin && 'admin' == $author->display_name )
+ continue;
+
+ $posts = isset( $author_count[$author->ID] ) ? $author_count[$author->ID] : 0;
+
+ if ( !$posts && $hide_empty )
+ continue;
- $author = get_userdata( $author->ID );
- $posts = (isset($author_count[$author->ID])) ? $author_count[$author->ID] : 0;
- $name = $author->display_name;
+ $link = '';
- if ( $show_fullname && ($author->first_name != '' && $author->last_name != '') )
+ if ( $show_fullname && $author->first_name && $author->last_name )
$name = "$author->first_name $author->last_name";
+ else
+ $name = $author->display_name;
- if( !$html ) {
- if ( $posts == 0 ) {
- if ( ! $hide_empty )
- $return .= $name . ', ';
- } else
- $return .= $name . ', ';
+ if ( !$html ) {
+ $return .= $name . ', ';
- // No need to go further to process HTML.
- continue;
+ continue; // No need to go further to process HTML.
}
- if ( !($posts == 0 && $hide_empty) && 'list' == $style )
+ if ( 'list' == $style ) {
$return .= '<li>';
- if ( $posts == 0 ) {
- if ( ! $hide_empty )
- $link = $name;
- } else {
- $link = '<a href="' . get_author_posts_url($author->ID, $author->user_nicename) . '" title="' . esc_attr( sprintf(__("Posts by %s"), $author->display_name) ) . '">' . $name . '</a>';
-
- if ( (! empty($feed_image)) || (! empty($feed)) ) {
- $link .= ' ';
- if (empty($feed_image))
- $link .= '(';
- $link .= '<a href="' . get_author_feed_link($author->ID) . '"';
-
- if ( !empty($feed) ) {
- $title = ' title="' . esc_attr($feed) . '"';
- $alt = ' alt="' . esc_attr($feed) . '"';
- $name = $feed;
- $link .= $title;
- }
-
- $link .= '>';
-
- if ( !empty($feed_image) )
- $link .= "<img src=\"" . esc_url($feed_image) . "\" style=\"border: none;\"$alt$title" . ' />';
- else
- $link .= $name;
-
- $link .= '</a>';
-
- if ( empty($feed_image) )
- $link .= ')';
+ }
+
+ $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 ) ) {
+ $link .= ' ';
+ if ( empty( $feed_image ) ) {
+ $link .= '(';
+ }
+
+ $link .= '<a href="' . get_author_feed_link( $author->ID, $feed_type ) . '"';
+
+ $alt = '';
+ if ( !empty( $feed ) ) {
+ $alt = ' alt="' . esc_attr( $feed ) . '"';
+ $name = $feed;
}
- if ( $optioncount )
- $link .= ' ('. $posts . ')';
+ $link .= '>';
+ if ( !empty( $feed_image ) )
+ $link .= '<img src="' . esc_url( $feed_image ) . '" style="border: none;"' . $alt . ' />';
+ else
+ $link .= $name;
+
+ $link .= '</a>';
+
+ if ( empty( $feed_image ) )
+ $link .= ')';
}
- if ( $posts || ! $hide_empty )
- $return .= $link . ( ( 'list' == $style ) ? '</li>' : ', ' );
+ if ( $optioncount )
+ $link .= ' ('. $posts . ')';
+
+ $return .= $link;
+ $return .= ( 'list' == $style ) ? '</li>' : ', ';
}
- $return = trim($return, ', ');
+ $return = rtrim($return, ', ');
- if ( ! $echo )
+ if ( !$echo )
return $return;
+
echo $return;
}
-?>
+/**
+ * Does this site have more than one author
+ *
+ * Checks to see if more than one author has published posts.
+ *
+ * @since 3.2.0
+ * @return bool Whether or not we have more than one author
+ */
+function is_multi_author() {
+ global $wpdb;
+
+ if ( false === ( $is_multi_author = get_transient( 'is_multi_author' ) ) ) {
+ $rows = (array) $wpdb->get_col("SELECT DISTINCT post_author FROM $wpdb->posts WHERE post_type = 'post' AND post_status = 'publish' LIMIT 2");
+ $is_multi_author = 1 < count( $rows ) ? 1 : 0;
+ set_transient( 'is_multi_author', $is_multi_author );
+ }
+
+ /**
+ * Filter whether the site has more than one author with published posts.
+ *
+ * @since 3.2.0
+ *
+ * @param bool $is_multi_author Whether $is_multi_author should evaluate as true.
+ */
+ return apply_filters( 'is_multi_author', (bool) $is_multi_author );
+}
+
+/**
+ * Helper function to clear the cache for number of authors.
+ *
+ * @private
+ */
+function __clear_multi_author_cache() {
+ delete_transient( 'is_multi_author' );
+}
+add_action('transition_post_status', '__clear_multi_author_cache');