/**
* Return the avatar link of a user
*
* @param array $args This function supports these arguments:
* - int $size If we're showing an avatar, set it to this size
* - string $type What type of link to return; either "avatar", "name", or "both", or "url".
* - int $user_id The ID for the user.
* @return string
* @since Achievements (3.0)
*/
function dpa_get_user_avatar_link($args = array())
{
$defaults = array('size' => 50, 'type' => 'both', 'user_id' => 0);
$r = dpa_parse_args($args, $defaults, 'get_user_avatar_link');
extract($r);
// Default to current user
if (empty($user_id) && is_user_logged_in()) {
$user_id = get_current_user_id();
}
// Assemble some link bits
$user_link = array();
// BuddyPress
if (dpa_integrate_into_buddypress()) {
$user_url = user_trailingslashit(bp_core_get_user_domain($user_id) . dpa_get_authors_endpoint());
// WordPress
} else {
$user_url = user_trailingslashit(trailingslashit(get_author_posts_url($user_id)) . dpa_get_authors_endpoint());
/**
* Multisite, running network-wide.
*
* When this function is used by the "unlocked achievement" popup, if multisite + running network-wide + and not subdomains,
* we'll have already done switch_to_blog( DPA_ROOT_BLOG ) by the time that this function is called. This makes inspecting
* the current site ID, and is_main_site(), both useless as the globals will have already been changed.
*
* We need to find out if the user is likely to be on the "main site" in this situation. so we can modify our link.
* The main site's author URLs are prefixed with "/blog". We do this by inspecting the _wp_switched_stack global.
*
* I think this solution might result in a wrong link in multi-network configuration, or if the main site has been set
* to something non-default, but these are edge-cases for now.
*/
if (is_multisite() && !is_subdomain_install() && dpa_is_running_networkwide() && DPA_DATA_STORE === 1 && !empty($GLOBALS['_wp_switched_stack'])) {
$last_element = count($GLOBALS['_wp_switched_stack']) - 1;
if (isset($GLOBALS['_wp_switched_stack'][$last_element]) && $GLOBALS['_wp_switched_stack'][$last_element] != 1) {
$user_url = str_replace(home_url(), home_url() . '/blog', $user_url);
}
}
}
// Get avatar
if ('avatar' === $type || 'both' === $type) {
$user_link[] = sprintf('<a href="%1$s">%2$s</a>', esc_url($user_url), get_avatar($user_id, $size));
}
// Get display name
if ('avatar' !== $type) {
$user_link[] = sprintf('<a href="%1$s">%2$s</a>', esc_url($user_url), get_the_author_meta('display_name', $user_id));
}
// Maybe return user URL only
if ('url' === $type) {
$user_link = $user_url;
// Otherwise piece together the link parts and return
} else {
$user_link = join(' ', $user_link);
}
return apply_filters('dpa_get_user_avatar_link', $user_link, $args);
}
/**
* Check if we are viewing a user's achievements page.
*
* @global WP_Query $wp_query
* @return bool
* @since Achievements (3.0)
*/
function dpa_is_single_user_achievements()
{
// Using BuddyPress user profiles
if (dpa_integrate_into_buddypress()) {
$retval = bp_is_user() && bp_is_current_component(dpa_get_authors_endpoint()) && bp_is_current_action('all');
// Using WordPress' author page and the 'achievements' endpoint
} else {
global $wp_query;
$retval = is_author() && isset($wp_query->query_vars[dpa_get_authors_endpoint()]);
}
return (bool) apply_filters('dpa_is_single_user_achievements', $retval);
}
/**
* Output the id of the authors achievements endpoint
*
* @since Achievements (3.0)
* @uses dpa_get_authors_endpoint() To get the authors achievements endpoint
*/
function dpa_authors_endpoint()
{
echo dpa_get_authors_endpoint();
}
/**
* Register endpoints
*
* @since Achievements (3.0)
*/
public function register_endpoints()
{
// If we're integrating into BP user profiles, bail out.
if (dpa_integrate_into_buddypress()) {
return;
}
// If the plugin's been activated network-wide, only register the endpoint on the DPA_DATA_STORE site
if (is_multisite() && dpa_is_running_networkwide() && get_current_blog_id() !== DPA_DATA_STORE) {
return;
}
add_rewrite_endpoint(dpa_get_authors_endpoint(), EP_AUTHORS);
// /authors/paul/[achievements]
}
