go_comments.php

<?php
/**
 * Filters the comment author content that gets output by get_comment_author().
 *
 * Filters the comment author content. If the author is an admin or not an existing user, the
 * author's name is returned. If the author is an existing user and not an admin, the author's
 * profession and rank will be returned. The author's profession will be omitted if it doesn't exist.
 *
 * @since 1.0.0
 *
 * @param  string	  $author_name The name of the author or "Anonymous".
 * @param  int	      $comment_id  The id of the comment.
 * @param  WP_Comment $comment	   An object of all the important comment data.
 * @return string The filtered comment author content.
 */
function go_display_comment_author ( $author_name, $comment_id, $comment ) {
	$author_id = $comment->user_id;
	$author_obj = get_userdata( $author_id );
	$author_roles = $author_obj->roles;
	$is_admin = false;
	if ( is_array( $author_roles ) ) {
		foreach ( $author_roles as $role ) {
			if ( 'administrator' == $role && current_user_can( 'manage_options' ) ) {
				$is_admin = true;
				break;
			}
		}
	} else {
		if ( 'administrator' == $author_roles && current_user_can( 'manage_options' ) ) {
			$is_admin = true;
		}
	}
	if ( $is_admin ) {
		return $author_name;
	} else {
		$ranks = get_user_meta( $author_id, 'go_rank', true );
		$points_array = $ranks[0];
		$rank_name = $points_array[0];
		$focus = get_user_meta( $author_id, 'go_focus', true );
		if ( ! empty( $focus ) ) {
			if ( is_array( $focus ) ) {
				for ( $i = 0; $i < count( $focus ); $i++ ) {
					if ( ! empty( $focus[ $i ] ) ) {
						$careers .= $focus[ $i ];
						if ( ( $i + 1 ) < count( $focus ) ) {
							$careers .= '/';
						}
					}
				}
			} else {
				$no_focus_str = 'No '.get_option( 'go_focus_name', 'Profession' );
				if ( $focus != $no_focus_str ) {
					$careers = $focus;
				}
			}
		}
		if ( ! empty( $careers ) ) {
			if ( ! empty( $ranks ) ) {
				return $author_name.'<br/>'.'('.$careers.', '.$rank_name.')';
			} else {
				return $author_name;
			}
		} else {
			if ( ! empty( $ranks ) ) {
				return $author_name.'<br/>'.'('.$rank_name.')';
			} else {
				return $author_name;
			}
		}
	}
}

?>