--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-includes/author-template.php Wed Nov 06 03:21:17 2013 +0000
@@ -0,0 +1,453 @@
+<?php
+/**
+ * Author Template functions for use in themes.
+ *
+ * These functions must be used within the WordPress Loop.
+ *
+ * @link http://codex.wordpress.org/Author_Templates
+ *
+ * @package WordPress
+ * @subpackage Template
+ */
+
+/**
+ * Retrieve the author of the current post.
+ *
+ * @since 1.5
+ * @uses $authordata The current author's DB object.
+ * @uses apply_filters() Calls 'the_author' hook on the author display name.
+ *
+ * @param string $deprecated Deprecated.
+ * @return string The author's display name.
+ */
+function get_the_author($deprecated = '') {
+ global $authordata;
+
+ 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);
+}
+
+/**
+ * Display the name of the author of the current post.
+ *
+ * The behavior of this function is based off of old functionality predating
+ * get_the_author(). This function is not deprecated, but is designed to echo
+ * the value from get_the_author() and as an result of any old theme that might
+ * 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 compatibility has to be maintained.
+ *
+ * @since 0.71
+ * @see get_the_author()
+ * @link http://codex.wordpress.org/Template_Tags/the_author
+ *
+ * @param string $deprecated Deprecated.
+ * @param string $deprecated_echo Deprecated. Use get_the_author(). Echo the string or return it.
+ * @return string The author's display name, from get_the_author().
+ */
+function the_author( $deprecated = '', $deprecated_echo = true ) {
+ if ( !empty( $deprecated ) )
+ _deprecated_argument( __FUNCTION__, '2.1' );
+ if ( $deprecated_echo !== true )
+ _deprecated_argument( __FUNCTION__, '1.5', __('Use <code>get_the_author()</code> instead if you do not want the value echoed.') );
+ if ( $deprecated_echo )
+ echo get_the_author();
+ return get_the_author();
+}
+
+/**
+ * Retrieve the author who last edited the current post.
+ *
+ * @since 2.8
+ * @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.
+ * @uses apply_filters() Calls 'the_modified_author' hook on the author display name.
+ * @return string The author's display name.
+ */
+function get_the_modified_author() {
+ 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
+ * @see get_the_author()
+ * @return string The author's display name, from get_the_modified_author().
+ */
+function the_modified_author() {
+ echo get_the_modified_author();
+}
+
+/**
+ * Retrieve the requested data of the author of the current post.
+ * @link http://codex.wordpress.org/Template_Tags/the_author_meta
+ * @since 2.8.0
+ * @uses $authordata The current author's DB object (if $user_id not specified).
+ * @param string $field selects the field of the users record.
+ * @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 ) {
+ 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' ) ) )
+ $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 );
+}
+
+/**
+ * Retrieve the requested data of the author of the current post.
+ * @link http://codex.wordpress.org/Template_Tags/the_author_meta
+ * @since 2.8.0
+ * @param string $field selects the field of the users record.
+ * @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 ) {
+ $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 );
+}
+
+/**
+ * Retrieve 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.
+ *
+ * @uses get_the_author_meta()
+ * @uses get_the_author()
+ */
+function get_the_author_link() {
+ if ( get_the_author_meta('url') ) {
+ 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();
+ }
+}
+
+/**
+ * Display 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 http://codex.wordpress.org/Template_Tags/the_author_link
+ * @since 2.1
+ * @uses get_the_author_link()
+ */
+function the_author_link() {
+ echo get_the_author_link();
+}
+
+/**
+ * Retrieve the number of posts by the author of the current post.
+ *
+ * @since 1.5
+ * @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() {
+ return count_user_posts( get_post()->post_author );
+}
+
+/**
+ * Display the number of posts by the author of the current post.
+ *
+ * @link http://codex.wordpress.org/Template_Tags/the_author_posts
+ * @since 0.71
+ * @uses get_the_author_posts() Echoes returned value from function.
+ */
+function the_author_posts() {
+ echo get_the_author_posts();
+}
+
+/**
+ * Display an HTML link to the author page of the author of the current post.
+ *
+ * Does just echo get_author_posts_url() function, like the others do. The
+ * reason for this, is that another function is used to help in printing the
+ * link to the author's posts.
+ *
+ * @link http://codex.wordpress.org/Template_Tags/the_author_posts_link
+ * @since 1.2.0
+ * @uses $authordata The current author's DB object.
+ * @uses get_author_posts_url()
+ * @uses get_the_author()
+ * @param string $deprecated Deprecated.
+ */
+function the_author_posts_link($deprecated = '') {
+ if ( !empty( $deprecated ) )
+ _deprecated_argument( __FUNCTION__, '2.1' );
+
+ global $authordata;
+ if ( !is_object( $authordata ) )
+ return false;
+ $link = sprintf(
+ '<a href="%1$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 for the user with the ID provided.
+ *
+ * @since 2.1.0
+ * @uses $wp_rewrite WP_Rewrite
+ * @return string The URL to the author's page.
+ */
+function get_author_posts_url($author_id, $author_nicename = '') {
+ global $wp_rewrite;
+ $auth_ID = (int) $author_id;
+ $link = $wp_rewrite->get_author_permastruct();
+
+ if ( empty($link) ) {
+ $file = home_url( '/' );
+ $link = $file . '?author=' . $auth_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 ) );
+ }
+
+ /**
+ * 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;
+}
+
+/**
+ * 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>
+ * </ul>
+ *
+ * @link http://codex.wordpress.org/Template_Tags/wp_list_authors
+ * @since 1.2.0
+ * @param array $args The argument array.
+ * @return null|string The output, if echo is set to false.
+ */
+function wp_list_authors($args = '') {
+ 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
+ );
+
+ $args = wp_parse_args( $args, $defaults );
+ extract( $args, EXTR_SKIP );
+
+ $return = '';
+
+ $query_args = wp_array_slice_assoc( $args, array( 'orderby', 'order', 'number' ) );
+ $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 ( $authors as $author_id ) {
+ $author = get_userdata( $author_id );
+
+ if ( $exclude_admin && 'admin' == $author->display_name )
+ continue;
+
+ $posts = isset( $author_count[$author->ID] ) ? $author_count[$author->ID] : 0;
+
+ if ( !$posts && $hide_empty )
+ continue;
+
+ $link = '';
+
+ if ( $show_fullname && $author->first_name && $author->last_name )
+ $name = "$author->first_name $author->last_name";
+ else
+ $name = $author->display_name;
+
+ if ( !$html ) {
+ $return .= $name . ', ';
+
+ continue; // No need to go further to process HTML.
+ }
+
+ if ( 'list' == $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 ) ) {
+ $link .= ' ';
+ if ( empty( $feed_image ) ) {
+ $link .= '(';
+ }
+
+ $link .= '<a href="' . get_author_feed_link( $author->ID ) . '"';
+
+ $alt = $title = '';
+ 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 .= ')';
+ }
+
+ if ( $optioncount )
+ $link .= ' ('. $posts . ')';
+
+ $return .= $link;
+ $return .= ( 'list' == $style ) ? '</li>' : ', ';
+ }
+
+ $return = rtrim($return, ', ');
+
+ 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');