<?php
/**
* bbPress User Functions
*
* @package bbPress
* @subpackage Functions
*/
// Exit if accessed directly
if ( !defined( 'ABSPATH' ) ) exit;
/**
* Redirect back to $url when attempting to use the login page
*
* @since bbPress (r2815)
*
* @param string $url The url
* @param string $raw_url Raw url
* @param object $user User object
* @uses is_wp_error() To check if the user param is a {@link WP_Error}
* @uses admin_url() To get the admin url
* @uses home_url() To get the home url
* @uses esc_url() To escape the url
* @uses wp_safe_redirect() To redirect
*/
function bbp_redirect_login( $url = '', $raw_url = '', $user = '' ) {
// Raw redirect_to was passed, so use it
if ( !empty( $raw_url ) )
$url = $raw_url;
// $url was manually set in wp-login.php to redirect to admin
elseif ( admin_url() == $url )
$url = home_url();
// $url is empty
elseif ( empty( $url ) )
$url = home_url();
return apply_filters( 'bbp_redirect_login', $url, $raw_url, $user );
}
/**
* Is an anonymous topic/reply being made?
*
* @since bbPres (r2688)
*
* @uses is_user_logged_in() Is the user logged in?
* @uses bbp_allow_anonymous() Is anonymous posting allowed?
* @uses apply_filters() Calls 'bbp_is_anonymous' with the return value
* @return bool True if anonymous is allowed and user is not logged in, false if
* anonymous is not allowed or user is logged in
*/
function bbp_is_anonymous() {
if ( !is_user_logged_in() && bbp_allow_anonymous() )
$is_anonymous = true;
else
$is_anonymous = false;
return apply_filters( 'bbp_is_anonymous', $is_anonymous );
}
/**
* Echoes the values for current poster (uses WP comment cookies)
*
* @since bbPress (r2734)
*
* @param string $key Which value to echo?
* @uses bbp_get_current_anonymous_user_data() To get the current anonymous user
* data
*/
function bbp_current_anonymous_user_data( $key = '' ) {
echo bbp_get_current_anonymous_user_data( $key );
}
/**
* Get the cookies for current poster (uses WP comment cookies).
*
* @since bbPress (r2734)
*
* @param string $key Optional. Which value to get? If not given, then
* an array is returned.
* @uses sanitize_comment_cookies() To sanitize the current poster data
* @uses wp_get_current_commenter() To get the current poster data *
* @return string|array Cookie(s) for current poster
*/
function bbp_get_current_anonymous_user_data( $key = '' ) {
$cookie_names = array(
'name' => 'comment_author',
'email' => 'comment_author_email',
'website' => 'comment_author_url',
// Here just for the sake of them, use the above ones
'comment_author' => 'comment_author',
'comment_author_email' => 'comment_author_email',
'comment_author_url' => 'comment_author_url',
);
sanitize_comment_cookies();
$bbp_current_poster = wp_get_current_commenter();
if ( !empty( $key ) && in_array( $key, array_keys( $cookie_names ) ) )
return $bbp_current_poster[$cookie_names[$key]];
return $bbp_current_poster;
}
/**
* Set the cookies for current poster (uses WP comment cookies)
*
* @since bbPress (r2734)
*
* @param array $anonymous_data With keys 'bbp_anonymous_name',
* 'bbp_anonymous_email', 'bbp_anonymous_website'.
* Should be sanitized (see
* {@link bbp_filter_anonymous_post_data()} for
* sanitization)
* @uses apply_filters() Calls 'comment_cookie_lifetime' for cookie lifetime.
* Defaults to 30000000.
*/
function bbp_set_current_anonymous_user_data( $anonymous_data = array() ) {
if ( empty( $anonymous_data ) || !is_array( $anonymous_data ) )
return;
$comment_cookie_lifetime = apply_filters( 'comment_cookie_lifetime', 30000000 );
setcookie( 'comment_author_' . COOKIEHASH, $anonymous_data['bbp_anonymous_name'], time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN );
setcookie( 'comment_author_email_' . COOKIEHASH, $anonymous_data['bbp_anonymous_email'], time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN );
setcookie( 'comment_author_url_' . COOKIEHASH, $anonymous_data['bbp_anonymous_website'], time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN );
}
/**
* Get the poster IP address
*
* @since bbPress (r3120)
*
* @return string
*/
function bbp_current_author_ip() {
$retval = preg_replace( '/[^0-9a-fA-F:., ]/', '', $_SERVER['REMOTE_ADDR'] );
return apply_filters( 'bbp_current_author_ip', $retval );
}
/**
* Get the poster user agent
*
* @since bbPress (r3446)
*
* @return string
*/
function bbp_current_author_ua() {
$retval = !empty( $_SERVER['HTTP_USER_AGENT'] ) ? substr( $_SERVER['HTTP_USER_AGENT'], 0, 254 ) : '';
return apply_filters( 'bbp_current_author_ua', $retval );
}
/** Post Counts ***************************************************************/
/**
* Return the raw database count of topics by a user
*
* @since bbPress (r3633)
* @global WPDB $wpdb
* @uses bbp_get_user_id()
* @uses get_posts_by_author_sql()
* @uses bbp_get_topic_post_type()
* @uses apply_filters()
* @return int Raw DB count of topics
*/
function bbp_get_user_topic_count_raw( $user_id = 0 ) {
$user_id = bbp_get_user_id( $user_id );
if ( empty( $user_id ) )
return false;
global $wpdb;
$where = get_posts_by_author_sql( bbp_get_topic_post_type(), true, $user_id );
$count = (int) $wpdb->get_var( "SELECT COUNT(*) FROM {$wpdb->posts} {$where}" );
return (int) apply_filters( 'bbp_get_user_topic_count_raw', $count, $user_id );
}
/**
* Return the raw database count of replies by a user
*
* @since bbPress (r3633)
* @global WPDB $wpdb
* @uses bbp_get_user_id()
* @uses get_posts_by_author_sql()
* @uses bbp_get_reply_post_type()
* @uses apply_filters()
* @return int Raw DB count of replies
*/
function bbp_get_user_reply_count_raw( $user_id = 0 ) {
$user_id = bbp_get_user_id( $user_id );
if ( empty( $user_id ) )
return false;
global $wpdb;
$where = get_posts_by_author_sql( bbp_get_reply_post_type(), true, $user_id );
$count = (int) $wpdb->get_var( "SELECT COUNT(*) FROM {$wpdb->posts} {$where}" );
return (int) apply_filters( 'bbp_get_user_reply_count_raw', $count, $user_id );
}
/** Favorites *****************************************************************/
/**
* Get the users who have made the topic favorite
*
* @since bbPress (r2658)
*
* @param int $topic_id Optional. Topic id
* @uses wpdb::get_col() To execute our query and get the column back
* @uses apply_filters() Calls 'bbp_get_topic_favoriters' with the users and
* topic id
* @return array|bool Results if the topic has any favoriters, otherwise false
*/
function bbp_get_topic_favoriters( $topic_id = 0 ) {
if ( empty( $topic_id ) )
return;
global $wpdb;
// Get the users who have favorited the topic
$key = $wpdb->prefix . '_bbp_favorites';
$users = $wpdb->get_col( "SELECT user_id FROM {$wpdb->usermeta} WHERE meta_key = '{$key}' and FIND_IN_SET('{$topic_id}', meta_value) > 0" );
$users = apply_filters( 'bbp_get_topic_favoriters', $users, $topic_id );
if ( !empty( $users ) )
return $users;
return false;
}
/**
* Get a user's favorite topics
*
* @since bbPress (r2652)
*
* @param int $user_id Optional. User id
* @uses bbp_get_user_favorites_topic_ids() To get the user's favorites
* @uses bbp_has_topics() To get the topics
* @uses apply_filters() Calls 'bbp_get_user_favorites' with the topic query and
* user id
* @return array|bool Results if user has favorites, otherwise false
*/
function bbp_get_user_favorites( $user_id = 0 ) {
$user_id = bbp_get_user_id( $user_id );
if ( empty( $user_id ) )
return false;
// If user has favorites, load them
$favorites = bbp_get_user_favorites_topic_ids( $user_id );
if ( !empty( $favorites ) ) {
// Setup the topics query
$topics_query = bbp_has_topics( array( 'post__in' => $favorites ) );
return apply_filters( 'bbp_get_user_favorites', $topics_query, $user_id );
}
return false;
}
/**
* Get a user's favorite topics' ids
*
* @since bbPress (r2652)
*
* @param int $user_id Optional. User id
* @uses bbp_get_user_id() To get the user id
* @uses get_user_option() To get the user favorites
* @uses apply_filters() Calls 'bbp_get_user_favorites_topic_ids' with
* the favorites and user id
* @return array|bool Results if user has favorites, otherwise false
*/
function bbp_get_user_favorites_topic_ids( $user_id = 0 ) {
$user_id = bbp_get_user_id( $user_id );
if ( empty( $user_id ) )
return false;
$favorites = (string) get_user_option( '_bbp_favorites', $user_id );
$favorites = (array) explode( ',', $favorites );
$favorites = array_filter( $favorites );
return apply_filters( 'bbp_get_user_favorites_topic_ids', $favorites, $user_id );
}
/**
* Check if a topic is in user's favorites or not
*
* @since bbPress (r2652)
*
* @param int $user_id Optional. User id
* @param int $topic_id Optional. Topic id
* @uses bbp_get_user_id() To get the user id
* @uses bbp_get_user_favorites_topic_ids() To get the user favorites
* @uses bbp_get_topic() To get the topic
* @uses bbp_get_topic_id() To get the topic id
* @uses apply_filters() Calls 'bbp_is_user_favorite' with the bool, user id,
* topic id and favorites
* @return bool True if the topic is in user's favorites, otherwise false
*/
function bbp_is_user_favorite( $user_id = 0, $topic_id = 0 ) {
$user_id = bbp_get_user_id( $user_id, true, true );
if ( empty( $user_id ) )
return false;
$retval = false;
$favorites = bbp_get_user_favorites_topic_ids( $user_id );
if ( !empty( $favorites ) ) {
// Checking a specific topic id
if ( !empty( $topic_id ) ) {
$topic = bbp_get_topic( $topic_id );
$topic_id = !empty( $topic ) ? $topic->ID : 0;
// Using the global topic id
} elseif ( bbp_get_topic_id() ) {
$topic_id = bbp_get_topic_id();
// Use the current post id
} elseif ( !bbp_get_topic_id() ) {
$topic_id = get_the_ID();
}
// Is topic_id in the user's favorites
if ( !empty( $topic_id ) ) {
$retval = in_array( $topic_id, $favorites );
}
}
return (bool) apply_filters( 'bbp_is_user_favorite', (bool) $retval, $user_id, $topic_id, $favorites );
}
/**
* Add a topic to user's favorites
*
* @since bbPress (r2652)
*
* @param int $user_id Optional. User id
* @param int $topic_id Optional. Topic id
* @uses bbp_get_user_favorites_topic_ids() To get the user favorites
* @uses update_user_option() To update the user favorites
* @uses do_action() Calls 'bbp_add_user_favorite' with the user id and topic id
* @return bool Always true
*/
function bbp_add_user_favorite( $user_id = 0, $topic_id = 0 ) {
if ( empty( $user_id ) || empty( $topic_id ) )
return false;
$favorites = (array) bbp_get_user_favorites_topic_ids( $user_id );
$topic = bbp_get_topic( $topic_id );
if ( empty( $topic ) )
return false;
if ( !in_array( $topic_id, $favorites ) ) {
$favorites[] = $topic_id;
$favorites = array_filter( $favorites );
$favorites = (string) implode( ',', $favorites );
update_user_option( $user_id, '_bbp_favorites', $favorites );
}
do_action( 'bbp_add_user_favorite', $user_id, $topic_id );
return true;
}
/**
* Remove a topic from user's favorites
*
* @since bbPress (r2652)
*
* @param int $user_id Optional. User id
* @param int $topic_id Optional. Topic id
* @uses bbp_get_user_favorites_topic_ids() To get the user favorites
* @uses update_user_option() To update the user favorites
* @uses delete_user_option() To delete the user favorites meta
* @uses do_action() Calls 'bbp_remove_user_favorite' with the user & topic id
* @return bool True if the topic was removed from user's favorites, otherwise
* false
*/
function bbp_remove_user_favorite( $user_id, $topic_id ) {
if ( empty( $user_id ) || empty( $topic_id ) )
return false;
$favorites = (array) bbp_get_user_favorites_topic_ids( $user_id );
if ( empty( $favorites ) )
return false;
$pos = array_search( $topic_id, $favorites );
if ( is_numeric( $pos ) ) {
array_splice( $favorites, $pos, 1 );
$favorites = array_filter( $favorites );
if ( !empty( $favorites ) ) {
$favorites = implode( ',', $favorites );
update_user_option( $user_id, '_bbp_favorites', $favorites );
} else {
delete_user_option( $user_id, '_bbp_favorites' );
}
}
do_action( 'bbp_remove_user_favorite', $user_id, $topic_id );
return true;
}
/**
* Handles the front end adding and removing of favorite topics
*
* @uses bbp_get_user_id() To get the user id
* @uses bbp_verify_nonce_request() To verify the nonce and check the request
* @uses current_user_can() To check if the current user can edit the user
* @uses bbPress:errors:add() To log the error messages
* @uses bbp_is_user_favorite() To check if the topic is in user's favorites
* @uses bbp_remove_user_favorite() To remove the user favorite
* @uses bbp_add_user_favorite() To add the user favorite
* @uses do_action() Calls 'bbp_favorites_handler' with success, user id, topic
* id and action
* @uses bbp_is_favorites() To check if it's the favorites page
* @uses bbp_get_favorites_link() To get the favorites page link
* @uses bbp_get_topic_permalink() To get the topic permalink
* @uses wp_safe_redirect() To redirect to the url
*/
function bbp_favorites_handler() {
if ( !bbp_is_favorites_active() )
return false;
// Bail if not a GET action
if ( 'GET' !== strtoupper( $_SERVER['REQUEST_METHOD'] ) )
return;
// Bail if required GET actions aren't passed
if ( empty( $_GET['topic_id'] ) || empty( $_GET['action'] ) )
return;
// Setup possible get actions
$possible_actions = array(
'bbp_favorite_add',
'bbp_favorite_remove',
);
// Bail if actions aren't meant for this function
if ( !in_array( $_GET['action'], $possible_actions ) )
return;
// What action is taking place?
$action = $_GET['action'];
$topic_id = intval( $_GET['topic_id'] );
$user_id = bbp_get_user_id( 0, true, true );
// Check for empty topic
if ( empty( $topic_id ) ) {
bbp_add_error( 'bbp_favorite_topic_id', __( '<strong>ERROR</strong>: No topic was found! Which topic are you marking/unmarking as favorite?', 'bbpress' ) );
// Check nonce
} elseif ( ! bbp_verify_nonce_request( 'toggle-favorite_' . $topic_id ) ) {
bbp_add_error( 'bbp_favorite_nonce', __( '<strong>ERROR</strong>: Are you sure you wanted to do that?', 'bbpress' ) );
// Check current user's ability to edit the user
} elseif ( !current_user_can( 'edit_user', $user_id ) ) {
bbp_add_error( 'bbp_favorite_permissions', __( '<strong>ERROR</strong>: You don\'t have the permission to edit favorites of that user!', 'bbpress' ) );
}
// Bail if errors
if ( bbp_has_errors() )
return;
/** No errors *************************************************************/
$is_favorite = bbp_is_user_favorite( $user_id, $topic_id );
$success = false;
if ( true == $is_favorite && 'bbp_favorite_remove' == $action )
$success = bbp_remove_user_favorite( $user_id, $topic_id );
elseif ( false == $is_favorite && 'bbp_favorite_add' == $action )
$success = bbp_add_user_favorite( $user_id, $topic_id );
// Do additional favorites actions
do_action( 'bbp_favorites_handler', $success, $user_id, $topic_id, $action );
// Success!
if ( true == $success ) {
// Redirect back from whence we came
if ( bbp_is_favorites() ) {
$redirect = bbp_get_favorites_permalink( $user_id );
} elseif ( bbp_is_single_user() ) {
$redirect = bbp_get_user_profile_url();
} elseif ( is_singular( bbp_get_topic_post_type() ) ) {
$redirect = bbp_get_topic_permalink( $topic_id );
} elseif ( is_single() || is_page() ) {
$redirect = get_permalink();
}
wp_safe_redirect( $redirect );
// For good measure
exit();
// Fail! Handle errors
} elseif ( true == $is_favorite && 'bbp_favorite_remove' == $action ) {
bbp_add_error( 'bbp_favorite_remove', __( '<strong>ERROR</strong>: There was a problem removing that topic from favorites!', 'bbpress' ) );
} elseif ( false == $is_favorite && 'bbp_favorite_add' == $action ) {
bbp_add_error( 'bbp_favorite_add', __( '<strong>ERROR</strong>: There was a problem favoriting that topic!', 'bbpress' ) );
}
}
/** Subscriptions *************************************************************/
/**
* Get the users who have subscribed to the topic
*
* @since bbPress (r2668)
*
* @param int $topic_id Optional. Topic id
* @uses wpdb::get_col() To execute our query and get the column back
* @uses apply_filters() Calls 'bbp_get_topic_subscribers' with the subscribers
* @return array|bool Results if the topic has any subscribers, otherwise false
*/
function bbp_get_topic_subscribers( $topic_id = 0 ) {
if ( empty( $topic_id ) ) return;
global $wpdb;
$key = $wpdb->prefix . '_bbp_subscriptions';
$users = wp_cache_get( 'bbp_get_topic_subscribers_' . $topic_id, 'bbpress' );
if ( empty( $users ) ) {
$users = $wpdb->get_col( "SELECT user_id FROM {$wpdb->usermeta} WHERE meta_key = '{$key}' and FIND_IN_SET('{$topic_id}', meta_value) > 0" );
wp_cache_set( 'bbp_get_topic_subscribers_' . $topic_id, $users, 'bbpress' );
}
if ( !empty( $users ) ) {
$users = apply_filters( 'bbp_get_topic_subscribers', $users );
return $users;
}
return false;
}
/**
* Get a user's subscribed topics
*
* @since bbPress (r2668)
*
* @param int $user_id Optional. User id
* @uses bbp_get_user_subscribed_topic_ids() To get the user's subscriptions
* @uses bbp_has_topics() To get the topics
* @uses apply_filters() Calls 'bbp_get_user_subscriptions' with the topic query
* and user id
* @return array|bool Results if user has subscriptions, otherwise false
*/
function bbp_get_user_subscriptions( $user_id = 0 ) {
// Default to the displayed user
$user_id = bbp_get_user_id( $user_id );
if ( empty( $user_id ) )
return false;
// If user has subscriptions, load them
$subscriptions = bbp_get_user_subscribed_topic_ids( $user_id );
if ( !empty( $subscriptions ) ) {
$query = bbp_has_topics( array( 'post__in' => $subscriptions ) );
return apply_filters( 'bbp_get_user_subscriptions', $query, $user_id );
}
return false;
}
/**
* Get a user's subscribed topics' ids
*
* @since bbPress (r2668)
*
* @param int $user_id Optional. User id
* @uses bbp_get_user_id() To get the user id
* @uses get_user_option() To get the user's subscriptions
* @uses apply_filters() Calls 'bbp_get_user_subscribed_topic_ids' with
* the subscriptions and user id
* @return array|bool Results if user has subscriptions, otherwise false
*/
function bbp_get_user_subscribed_topic_ids( $user_id = 0 ) {
$user_id = bbp_get_user_id( $user_id );
if ( empty( $user_id ) )
return false;
$subscriptions = (string) get_user_option( '_bbp_subscriptions', $user_id );
$subscriptions = (array) explode( ',', $subscriptions );
$subscriptions = array_filter( $subscriptions );
return apply_filters( 'bbp_get_user_subscribed_topic_ids', $subscriptions, $user_id );
}
/**
* Check if a topic is in user's subscription list or not
*
* @since bbPress (r2668)
*
* @param int $user_id Optional. User id
* @param int $topic_id Optional. Topic id
* @uses bbp_get_user_id() To get the user id
* @uses bbp_get_user_subscribed_topic_ids() To get the user's subscriptions
* @uses bbp_get_topic() To get the topic
* @uses bbp_get_topic_id() To get the topic id
* @uses apply_filters() Calls 'bbp_is_user_subscribed' with the bool, user id,
* topic id and subsriptions
* @return bool True if the topic is in user's subscriptions, otherwise false
*/
function bbp_is_user_subscribed( $user_id = 0, $topic_id = 0 ) {
// Validate user
$user_id = bbp_get_user_id( $user_id, true, true );
if ( empty( $user_id ) )
return false;
$retval = false;
$subscriptions = bbp_get_user_subscribed_topic_ids( $user_id );
if ( !empty( $subscriptions ) ) {
// Checking a specific topic id
if ( !empty( $topic_id ) ) {
$topic = bbp_get_topic( $topic_id );
$topic_id = !empty( $topic ) ? $topic->ID : 0;
// Using the global topic id
} elseif ( bbp_get_topic_id() ) {
$topic_id = bbp_get_topic_id();
// Use the current post id
} elseif ( !bbp_get_topic_id() ) {
$topic_id = get_the_ID();
}
// Is topic_id in the user's favorites
if ( !empty( $topic_id ) ) {
$retval = in_array( $topic_id, $subscriptions );
}
}
return (bool) apply_filters( 'bbp_is_user_subscribed', (bool) $retval, $user_id, $topic_id, $subscriptions );
}
/**
* Add a topic to user's subscriptions
*
* @since bbPress (r2668)
*
* @param int $user_id Optional. User id
* @param int $topic_id Optional. Topic id
* @uses bbp_get_user_subscribed_topic_ids() To get the user's subscriptions
* @uses bbp_get_topic() To get the topic
* @uses update_user_option() To update the user's subscriptions
* @uses do_action() Calls 'bbp_add_user_subscription' with the user & topic id
* @return bool Always true
*/
function bbp_add_user_subscription( $user_id = 0, $topic_id = 0 ) {
if ( empty( $user_id ) || empty( $topic_id ) )
return false;
$subscriptions = (array) bbp_get_user_subscribed_topic_ids( $user_id );
$topic = bbp_get_topic( $topic_id );
if ( empty( $topic ) )
return false;
if ( !in_array( $topic_id, $subscriptions ) ) {
$subscriptions[] = $topic_id;
$subscriptions = array_filter( $subscriptions );
$subscriptions = (string) implode( ',', $subscriptions );
update_user_option( $user_id, '_bbp_subscriptions', $subscriptions );
wp_cache_delete( 'bbp_get_topic_subscribers_' . $topic_id, 'bbpress' );
}
do_action( 'bbp_add_user_subscription', $user_id, $topic_id );
return true;
}
/**
* Remove a topic from user's subscriptions
*
* @since bbPress (r2668)
*
* @param int $user_id Optional. User id
* @param int $topic_id Optional. Topic id
* @uses bbp_get_user_subscribed_topic_ids() To get the user's subscriptions
* @uses update_user_option() To update the user's subscriptions
* @uses delete_user_option() To delete the user's subscriptions meta
* @uses do_action() Calls 'bbp_remove_user_subscription' with the user id and
* topic id
* @return bool True if the topic was removed from user's subscriptions,
* otherwise false
*/
function bbp_remove_user_subscription( $user_id, $topic_id ) {
if ( empty( $user_id ) || empty( $topic_id ) )
return false;
$subscriptions = (array) bbp_get_user_subscribed_topic_ids( $user_id );
if ( empty( $subscriptions ) )
return false;
$pos = array_search( $topic_id, $subscriptions );
if ( is_numeric( $pos ) ) {
array_splice( $subscriptions, $pos, 1 );
$subscriptions = array_filter( $subscriptions );
if ( !empty( $subscriptions ) ) {
$subscriptions = implode( ',', $subscriptions );
update_user_option( $user_id, '_bbp_subscriptions', $subscriptions );
} else {
delete_user_option( $user_id, '_bbp_subscriptions' );
}
wp_cache_delete( 'bbp_get_topic_subscribers_' . $topic_id, 'bbpress' );
}
do_action( 'bbp_remove_user_subscription', $user_id, $topic_id );
return true;
}
/**
* Handles the front end subscribing and unsubscribing topics
*
* @uses bbp_is_subscriptions_active() To check if the subscriptions are active
* @uses bbp_get_user_id() To get the user id
* @uses bbp_verify_nonce_request() To verify the nonce and check the request
* @uses current_user_can() To check if the current user can edit the user
* @uses bbPress:errors:add() To log the error messages
* @uses bbp_is_user_subscribed() To check if the topic is in user's
* subscriptions
* @uses bbp_remove_user_subscription() To remove the user subscription
* @uses bbp_add_user_subscription() To add the user subscription
* @uses do_action() Calls 'bbp_subscriptions_handler' with success, user id,
* topic id and action
* @uses bbp_is_subscription() To check if it's the subscription page
* @uses bbp_get_subscription_link() To get the subscription page link
* @uses bbp_get_topic_permalink() To get the topic permalink
* @uses wp_safe_redirect() To redirect to the url
*/
function bbp_subscriptions_handler() {
if ( !bbp_is_subscriptions_active() )
return false;
// Bail if not a GET action
if ( 'GET' !== strtoupper( $_SERVER['REQUEST_METHOD'] ) )
return;
// Bail if required GET actions aren't passed
if ( empty( $_GET['topic_id'] ) || empty( $_GET['action'] ) )
return;
// Setup possible get actions
$possible_actions = array(
'bbp_subscribe',
'bbp_unsubscribe',
);
// Bail if actions aren't meant for this function
if ( !in_array( $_GET['action'], $possible_actions ) )
return;
// Get required data
$action = $_GET['action'];
$user_id = bbp_get_user_id( 0, true, true );
$topic_id = intval( $_GET['topic_id'] );
// Check for empty topic
if ( empty( $topic_id ) ) {
bbp_add_error( 'bbp_subscription_topic_id', __( '<strong>ERROR</strong>: No topic was found! Which topic are you subscribing/unsubscribing to?', 'bbpress' ) );
// Check nonce
} elseif ( ! bbp_verify_nonce_request( 'toggle-subscription_' . $topic_id ) ) {
bbp_add_error( 'bbp_subscription_topic_id', __( '<strong>ERROR</strong>: Are you sure you wanted to do that?', 'bbpress' ) );
// Check current user's ability to edit the user
} elseif ( !current_user_can( 'edit_user', $user_id ) ) {
bbp_add_error( 'bbp_subscription_permissions', __( '<strong>ERROR</strong>: You don\'t have the permission to edit favorites of that user!', 'bbpress' ) );
}
// Bail if we have errors
if ( bbp_has_errors() )
return;
/** No errors *************************************************************/
$is_subscription = bbp_is_user_subscribed( $user_id, $topic_id );
$success = false;
if ( true == $is_subscription && 'bbp_unsubscribe' == $action )
$success = bbp_remove_user_subscription( $user_id, $topic_id );
elseif ( false == $is_subscription && 'bbp_subscribe' == $action )
$success = bbp_add_user_subscription( $user_id, $topic_id );
// Do additional subscriptions actions
do_action( 'bbp_subscriptions_handler', $success, $user_id, $topic_id, $action );
// Success!
if ( true == $success ) {
// Redirect back from whence we came
if ( bbp_is_subscriptions() ) {
$redirect = bbp_get_subscriptions_permalink( $user_id );
} elseif ( bbp_is_single_user() ) {
$redirect = bbp_get_user_profile_url();
} elseif ( is_singular( bbp_get_topic_post_type() ) ) {
$redirect = bbp_get_topic_permalink( $topic_id );
} elseif ( is_single() || is_page() ) {
$redirect = get_permalink();
}
wp_safe_redirect( $redirect );
// For good measure
exit();
// Fail! Handle errors
} elseif ( true == $is_subscription && 'bbp_unsubscribe' == $action ) {
bbp_add_error( 'bbp_unsubscribe', __( '<strong>ERROR</strong>: There was a problem unsubscribing from that topic!', 'bbpress' ) );
} elseif ( false == $is_subscription && 'bbp_subscribe' == $action ) {
bbp_add_error( 'bbp_subscribe', __( '<strong>ERROR</strong>: There was a problem subscribing to that topic!', 'bbpress' ) );
}
}
/** Edit **********************************************************************/
/**
* Handles the front end user editing
*
* @uses is_multisite() To check if it's a multisite
* @uses bbp_is_user_home() To check if the user is at home (the display page
* is the one of the logged in user)
* @uses get_option() To get the displayed user's new email id option
* @uses wpdb::prepare() To sanitize our sql query
* @uses wpdb::get_var() To execute our query and get back the variable
* @uses wpdb::query() To execute our query
* @uses wp_update_user() To update the user
* @uses delete_option() To delete the displayed user's email id option
* @uses bbp_get_user_profile_edit_url() To get the edit profile url
* @uses wp_safe_redirect() To redirect to the url
* @uses bbp_verify_nonce_request() To verify the nonce and check the request
* @uses current_user_can() To check if the current user can edit the user
* @uses do_action() Calls 'personal_options_update' or
* 'edit_user_options_update' (based on if it's the user home)
* with the displayed user id
* @uses edit_user() To edit the user based on the post data
* @uses get_userdata() To get the user data
* @uses is_email() To check if the string is an email id or not
* @uses wpdb::get_blog_prefix() To get the blog prefix
* @uses is_network_admin() To check if the user is the network admin
* @uses is_super_admin() To check if the user is super admin
* @uses revoke_super_admin() To revoke super admin priviledges
* @uses grant_super_admin() To grant super admin priviledges
* @uses is_wp_error() To check if the value retrieved is a {@link WP_Error}
*/
function bbp_edit_user_handler() {
// Bail if not a POST action
if ( 'POST' !== strtoupper( $_SERVER['REQUEST_METHOD'] ) )
return;
// Bail if action is not 'bbp-update-user'
if ( empty( $_POST['action'] ) || ( 'bbp-update-user' !== $_POST['action'] ) )
return;
// Get the displayed user ID
$user_id = bbp_get_displayed_user_id();
// Execute confirmed email change. See send_confirmation_on_profile_email().
if ( is_multisite() && bbp_is_user_home_edit() && isset( $_GET['newuseremail'] ) ) {
$new_email = get_option( $user_id . '_new_email' );
if ( $new_email['hash'] == $_GET['newuseremail'] ) {
$user = new stdClass();
$user->ID = $user_id;
$user->user_email = esc_html( trim( $new_email['newemail'] ) );
global $wpdb;
if ( $wpdb->get_var( $wpdb->prepare( "SELECT user_login FROM {$wpdb->signups} WHERE user_login = %s", bbp_get_displayed_user_field( 'user_login' ) ) ) ) {
$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->signups} SET user_email = %s WHERE user_login = %s", $user->user_email, bbp_get_displayed_user_field( 'user_login' ) ) );
}
wp_update_user( get_object_vars( $user ) );
delete_option( $user_id . '_new_email' );
wp_safe_redirect( add_query_arg( array( 'updated' => 'true' ), bbp_get_user_profile_edit_url( $user_id ) ) );
exit();
}
// Delete new email address from user options
} elseif ( is_multisite() && bbp_is_user_home_edit() && !empty( $_GET['dismiss'] ) && ( $user_id . '_new_email' == $_GET['dismiss'] ) ) {
delete_option( $user_id . '_new_email' );
wp_safe_redirect( add_query_arg( array( 'updated' => 'true' ), bbp_get_user_profile_edit_url( $user_id ) ) );
exit();
}
// Nonce check
if ( ! bbp_verify_nonce_request( 'update-user_' . $user_id ) ) {
bbp_add_error( 'bbp_update_user_nonce', __( '<strong>ERROR</strong>: Are you sure you wanted to do that?', 'bbpress' ) );
return;
}
// Cap check
if ( ! current_user_can( 'edit_user', $user_id ) ) {
bbp_add_error( 'bbp_update_user_capability', __( '<strong>ERROR</strong>: Are you sure you wanted to do that?', 'bbpress' ) );
return;
}
// Do action based on who's profile you're editing
$edit_action = bbp_is_user_home_edit() ? 'personal_options_update' : 'edit_user_profile_update';
do_action( $edit_action, $user_id );
// Handle user edit
$edit_user = edit_user( $user_id );
// Error(s) editng the user, so copy them into the global
if ( is_wp_error( $edit_user ) ) {
bbpress()->errors = $edit_user;
// Successful edit to redirect
} elseif ( is_integer( $edit_user ) ) {
// Maybe update super admin ability
if ( is_multisite() && ! bbp_is_user_home_edit() ) {
empty( $_POST['super_admin'] ) ? revoke_super_admin( $edit_user ) : grant_super_admin( $edit_user );
}
$redirect = add_query_arg( array( 'updated' => 'true' ), bbp_get_user_profile_edit_url( $edit_user ) );
wp_safe_redirect( $redirect );
exit;
}
}
/**
* Conditionally hook the core WordPress output actions to the end of the
* default user's edit profile template.
*
* This allows clever plugin authors to conditionally unhook the WordPress core
* output actions if they don't want any unexpected junk to appear there, and
* also avoids needing to pollute the templates with additional logic and actions.
*
* @since bbPress (r4273)
*
* @uses bbp_is_user_home_edit() To switch the action fired
* @uses get_userdata() To get the current user's data
* @uses bbp_get_displayed_user_id() To get the currently displayed user ID
*/
function bbp_user_edit_after() {
$action = bbp_is_user_home_edit() ? 'show_user_profile' : 'edit_user_profile';
do_action( $action, get_userdata( bbp_get_displayed_user_id() ) );
}
/** User Queries **************************************************************/
/**
* Get the topics that a user created
*
* @since bbPress (r2660)
*
* @param int $user_id Optional. User id
* @uses bbp_get_user_id() To get the topic id
* @uses bbp_has_topics() To get the topics created by the user
* @return array|bool Results if the user has created topics, otherwise false
*/
function bbp_get_user_topics_started( $user_id = 0 ) {
// Validate user
$user_id = bbp_get_user_id( $user_id );
if ( empty( $user_id ) )
return false;
// Query defaults
$default_query = array(
'author' => $user_id,
'show_stickies' => false,
'order' => 'DESC',
);
// Try to get the topics
$query = bbp_has_topics( $default_query );
if ( empty( $query ) )
return false;
return apply_filters( 'bbp_get_user_topics_started', $query, $user_id );
}
/**
* Get the replies that a user created
*
* @since bbPress (r4225)
*
* @param int $user_id Optional. User id
* @uses bbp_get_user_id() To get the topic id
* @uses bbp_has_replies() To get the topics created by the user
* @return array|bool Results if the user has created topics, otherwise false
*/
function bbp_get_user_replies_created( $user_id = 0 ) {
// Validate user
$user_id = bbp_get_user_id( $user_id );
if ( empty( $user_id ) )
return false;
// Try to get the topics
$query = bbp_has_replies( array(
'post_type' => array( bbp_get_topic_post_type(), bbp_get_reply_post_type() ),
'post_parent' => 'any',
'posts_per_page' => bbp_get_replies_per_page(),
'paged' => bbp_get_paged(),
'orderby' => 'date',
'order' => 'DESC',
'author' => $user_id,
'show_stickies' => false,
) );
return apply_filters( 'bbp_get_user_replies_created', $query, $user_id );
}
/**
* Get the total number of users on the forums
*
* @since bbPress (r2769)
* @uses wp_cache_get() Check if query is in cache
* @uses get_users() To execute our query and get the var back
* @uses wp_cache_set() Set the query in the cache
* @uses apply_filters() Calls 'bbp_get_total_users' with number of users
* @return int Total number of users
*/
function bbp_get_total_users() {
$user_count = count_users();
return apply_filters( 'bbp_get_total_users', (int) $user_count['total_users'] );
}
/** Premissions ***************************************************************/
/**
* Redirect if unathorized user is attempting to edit another user
*
* This is hooked to 'bbp_template_redirect' and controls the conditions under
* which a user can edit another user (or themselves.) If these conditions are
* met. We assume a user cannot perform this task, and look for ways they can
* earn the ability to access this template.
*
* @since bbPress (r3605)
*
* @uses bbp_is_topic_edit()
* @uses current_user_can()
* @uses bbp_get_topic_id()
* @uses wp_safe_redirect()
* @uses bbp_get_topic_permalink()
*/
function bbp_check_user_edit() {
// Bail if not editing a topic
if ( ! bbp_is_single_user_edit() )
return;
// Default to false
$redirect = true;
// Allow user to edit their own profile
if ( bbp_is_user_home_edit() ) {
$redirect = false;
// Allow if current user can edit the displayed user
} elseif ( current_user_can( 'edit_user', bbp_get_displayed_user_id() ) ) {
$redirect = false;
// Allow if user can manage network users, or edit-any is enabled
} elseif ( current_user_can( 'manage_network_users' ) || apply_filters( 'enable_edit_any_user_configuration', false ) ) {
$redirect = false;
}
// Maybe redirect back to profile page
if ( true === $redirect ) {
wp_safe_redirect( bbp_get_user_profile_url( bbp_get_displayed_user_id() ) );
exit();
}
}
/**
* Check if a user is blocked, or cannot spectate the forums.
*
* @since bbPress (r2996)
*
* @uses is_user_logged_in() To check if user is logged in
* @uses is_super_admin() To check if user is a super admin
* @uses current_user_can() To check if the current user can spectate
* @uses is_bbpress() To check if in a bbPress section of the site
* @uses bbp_set_404() To set a 404 status
*/
function bbp_forum_enforce_blocked() {
// Bail if not logged in or super admin
if ( ! is_user_logged_in() || is_super_admin() ) {
return;
}
// Set 404 if in bbPress and user cannot spectate
if ( is_bbpress() && ! current_user_can( 'spectate' ) ) {
bbp_set_404();
}
}
/** Converter *****************************************************************/
/**
* Convert passwords from previous platfrom encryption to WordPress encryption.
*
* @since bbPress (r3813)
* @global WPDB $wpdb
*/
function bbp_user_maybe_convert_pass() {
// Bail if no username
$username = !empty( $_POST['log'] ) ? $_POST['log'] : '';
if ( empty( $username ) )
return;
global $wpdb;
// Bail if no user password to convert
$row = $wpdb->get_row( "SELECT * FROM {$wpdb->users} INNER JOIN {$wpdb->usermeta} ON user_id = ID WHERE meta_key = '_bbp_class' AND user_login = '{$username}' LIMIT 1" );
if ( empty( $row ) || is_wp_error( $row ) )
return;
// Setup admin (to include converter)
require_once( bbpress()->includes_dir . 'admin/admin.php' );
// Create the admin object
bbp_admin();
// Convert password
require_once( bbpress()->admin->admin_dir . 'converter.php' );
require_once( bbpress()->admin->admin_dir . 'converters/' . $row->meta_value . '.php' );
// Create the converter
$converter = bbp_new_converter( $row->meta_value );
// Try to call the conversion method
if ( is_a( $converter, 'BBP_Converter_Base' ) && method_exists( $converter, 'callback_pass' ) ) {
$converter->callback_pass( $username, $_POST['pwd'] );
}
}