function bp_blogs_add_user_to_blog($user_id, $role = false, $blog_id = 0)
{
global $wpdb;
if (empty($blog_id)) {
$blog_id = isset($wpdb->blogid) ? $wpdb->blogid : bp_get_root_blog_id();
}
if (empty($role)) {
$key = $wpdb->get_blog_prefix($blog_id) . 'capabilities';
$roles = bp_get_user_meta($user_id, $key, true);
if (is_array($roles)) {
$role = array_search(1, $roles);
} else {
return false;
}
}
if ($role != 'subscriber') {
bp_blogs_record_blog($blog_id, $user_id, true);
}
}
/**
* Action handler when a follow blogs button is clicked.
*
* Handles both following and unfollowing a blog.
*/
public static function action_handler()
{
if (empty($_GET['blog_id']) || !is_user_logged_in()) {
return;
}
$action = false;
if (!empty($_GET['bpfb-follow']) || !empty($_GET['bpfb-unfollow'])) {
$nonce = !empty($_GET['bpfb-follow']) ? $_GET['bpfb-follow'] : $_GET['bpfb-unfollow'];
$action = !empty($_GET['bpfb-follow']) ? 'follow' : 'unfollow';
$save = !empty($_GET['bpfb-follow']) ? 'bp_follow_start_following' : 'bp_follow_stop_following';
}
if (!$action) {
return;
}
if (!wp_verify_nonce($nonce, "bp_follow_blog_{$action}")) {
return;
}
if (!$save(array('leader_id' => (int) $_GET['blog_id'], 'follower_id' => bp_loggedin_user_id(), 'follow_type' => 'blogs'))) {
if ('follow' == $action) {
$message = __('You are already following that blog.', 'bp-follow');
} else {
$message = __('You are not following that blog.', 'bp-follow');
}
bp_core_add_message($message, 'error');
// success on follow action
} else {
$blog_name = bp_blogs_get_blogmeta((int) $_GET['blog_id'], 'name');
// blog has never been recorded into BP; record it now
if ('' === $blog_name && apply_filters('bp_follow_blogs_record_blog', true, (int) $_GET['blog_id'])) {
// get the admin of the blog
$admin = get_users(array('blog_id' => get_current_blog_id(), 'role' => 'administrator', 'orderby' => 'ID', 'number' => 1, 'fields' => array('ID')));
// record the blog
$record_site = bp_blogs_record_blog((int) $_GET['blog_id'], $admin[0]->ID, true);
// now refetch the blog name from blogmeta
if (false !== $record_site) {
$blog_name = bp_blogs_get_blogmeta((int) $_GET['blog_id'], 'name');
}
}
if ('follow' == $action) {
if (!empty($blog_name)) {
$message = sprintf(__('You are now following the site, %s.', 'bp-follow'), $blog_name);
} else {
$message = __('You are now following that site.', 'bp-follow');
}
} else {
if (!empty($blog_name)) {
$message = sprintf(__('You are no longer following the site, %s.', 'bp-follow'), $blog_name);
} else {
$message = __('You are no longer following that site.', 'bp-follow');
}
}
bp_core_add_message($message);
}
// it's possible that wp_get_referer() returns false, so let's fallback to the displayed user's page
$redirect = wp_get_referer() ? wp_get_referer() : bp_displayed_user_domain() . bp_get_blogs_slug() . '/' . constant('BP_FOLLOW_BLOGS_USER_FOLLOWING_SLUG') . '/';
bp_core_redirect($redirect);
}
/**
* Record a user's association with a blog.
*
* This function is hooked to several WordPress actions where blog roles are
* set/changed ('add_user_to_blog', 'profile_update', 'user_register'). It
* parses the changes, and records them as necessary in the BP blog tracker.
*
* BuddyPress does not track blogs for users with the 'subscriber' role by
* default, though as of 2.1.0 you can filter 'bp_blogs_get_allowed_roles' to
* modify this behavior.
*
* @param int $user_id The ID of the user
* @param string|bool $role User's WordPress role for this blog ID
* @param int $blog_id Blog ID user is being added to
*
* @return bool|null False on failure.
*/
function bp_blogs_add_user_to_blog($user_id, $role = false, $blog_id = 0)
{
global $wpdb;
// If no blog ID was passed, use the root blog ID
if (empty($blog_id)) {
$blog_id = isset($wpdb->blogid) ? $wpdb->blogid : bp_get_root_blog_id();
}
// If no role was passed, try to find the blog role
if (empty($role)) {
// Get user capabilities
$key = $wpdb->get_blog_prefix($blog_id) . 'capabilities';
$user_roles = array_keys((array) bp_get_user_meta($user_id, $key, true));
// User has roles so lets
if (!empty($user_roles)) {
// Get blog roles
$blog_roles = array_keys(bp_get_current_blog_roles());
// Look for blog only roles of the user
$intersect_roles = array_intersect($user_roles, $blog_roles);
// If there's a role in the array, use the first one. This isn't
// very smart, but since roles aren't exactly hierarchical, and
// WordPress does not yet have a UI for multiple user roles, it's
// fine for now.
if (!empty($intersect_roles)) {
$role = array_shift($intersect_roles);
}
}
}
// Bail if no role was found or role is not in the allowed roles array
if (empty($role) || !in_array($role, bp_blogs_get_allowed_roles())) {
return false;
}
// Record the blog activity for this user being added to this blog
bp_blogs_record_blog($blog_id, $user_id, true);
}
function bp_blogs_add_user_to_blog( $user_id, $role, $blog_id = false ) {
global $current_blog;
if ( empty( $blog_id ) )
$blog_id = $current_blog->blog_id;
if ( $role != 'subscriber' )
bp_blogs_record_blog( $blog_id, $user_id, true );
}
/**
* Upgrade blog. Basically add removed blog entry to BP cache
*
* @param int $blog_id
* @param int $level
* @param int $old_level
*
* @return null
**/
function upgrade_blog($blog_id = null, $level = null, $old_level = null)
{
if (empty($blog_id)) {
return;
}
// Get user ID
switch_to_blog($blog_id);
$user = get_admin_users_for_domain();
restore_current_blog();
if (function_exists('bp_blogs_record_blog')) {
bp_blogs_record_blog($blog_id, $user['ID']);
}
}
function bp_blogs_add_user_to_blog($user_id, $role, $blog_id)
{
if ($role != 'subscriber') {
bp_blogs_record_blog($blog_id, $user_id);
}
}
/**
* @group update_blog_details
*/
public function test_update_blog_details_should_purge_blogmeta_cache()
{
if (!is_multisite()) {
return;
}
$u = $this->factory->user->create();
$b1 = $this->factory->blog->create();
bp_blogs_record_blog($b1, $u, true);
// prime cache
bp_blogs_get_blogmeta($b1, 'url');
$this->assertNotEmpty(wp_cache_get($b1, 'blog_meta'));
// updating blog details should purge cache
update_blog_details($b1, array('domain' => 'awesome.com'));
// assert cache is purged
$this->assertEmpty(wp_cache_get($b1, 'blog_meta'));
}
