charset) ) $charset_collate = "DEFAULT CHARACTER SET $wpdb->charset"; $sql[] = "CREATE TABLE {$bp->friends->table_name} ( id bigint(20) NOT NULL AUTO_INCREMENT PRIMARY KEY, initiator_user_id bigint(20) NOT NULL, friend_user_id bigint(20) NOT NULL, is_confirmed bool DEFAULT 0, is_limited bool DEFAULT 0, date_created datetime NOT NULL, KEY initiator_user_id (initiator_user_id), KEY friend_user_id (friend_user_id) ) {$charset_collate};"; require_once(ABSPATH . 'wp-admin/upgrade-functions.php'); dbDelta($sql); update_site_option( 'bp-friends-db-version', BP_FRIENDS_DB_VERSION ); } function friends_setup_globals() { global $bp, $wpdb; /* For internal identification */ $bp->friends->id = 'friends'; $bp->friends->table_name = $wpdb->base_prefix . 'bp_friends'; $bp->friends->format_notification_function = 'friends_format_notifications'; $bp->friends->slug = BP_FRIENDS_SLUG; /* Register this in the active components array */ $bp->active_components[$bp->friends->slug] = $bp->friends->id; do_action( 'friends_setup_globals' ); } add_action( 'bp_setup_globals', 'friends_setup_globals' ); function friends_check_installed() { global $wpdb, $bp; if ( !is_site_admin() ) return false; /* Need to check db tables exist, activate hook no-worky in mu-plugins folder. */ if ( $bp->site_options['bp-friends-db-version'] < BP_FRIENDS_DB_VERSION ) friends_install(); } add_action( 'admin_menu', 'friends_check_installed' ); function friends_setup_nav() { global $bp; /* Add 'Friends' to the main navigation */ bp_core_new_nav_item( array( 'name' => sprintf( __( 'Friends (%d)', 'buddypress' ), friends_get_total_friend_count() ), 'slug' => $bp->friends->slug, 'position' => 60, 'screen_function' => 'friends_screen_my_friends', 'default_subnav_slug' => 'my-friends', 'item_css_id' => $bp->friends->id ) ); $friends_link = $bp->loggedin_user->domain . $bp->friends->slug . '/'; /* Add the subnav items to the friends nav item */ bp_core_new_subnav_item( array( 'name' => __( 'My Friends', 'buddypress' ), 'slug' => 'my-friends', 'parent_url' => $friends_link, 'parent_slug' => $bp->friends->slug, 'screen_function' => 'friends_screen_my_friends', 'position' => 10, 'item_css_id' => 'friends-my-friends' ) ); bp_core_new_subnav_item( array( 'name' => __( 'Requests', 'buddypress' ), 'slug' => 'requests', 'parent_url' => $friends_link, 'parent_slug' => $bp->friends->slug, 'screen_function' => 'friends_screen_requests', 'position' => 20, 'user_has_access' => bp_is_my_profile() ) ); if ( $bp->current_component == $bp->friends->slug ) { if ( bp_is_my_profile() ) { $bp->bp_options_title = __( 'My Friends', 'buddypress' ); } else { $bp->bp_options_avatar = bp_core_fetch_avatar( array( 'item_id' => $bp->displayed_user->id, 'type' => 'thumb' ) ); $bp->bp_options_title = $bp->displayed_user->fullname; } } do_action( 'friends_setup_nav' ); } add_action( 'wp', 'friends_setup_nav', 2 ); add_action( 'admin_menu', 'friends_setup_nav', 2 ); /******************************************************************************** * Screen Functions * * Screen functions are the controllers of BuddyPress. They will execute when their * specific URL is caught. They will first save or manipulate data using business * functions, then pass on the user to a template file. */ function friends_screen_my_friends() { global $bp; // Delete any friendship acceptance notifications for the user when viewing a profile bp_core_delete_notifications_for_user_by_type( $bp->loggedin_user->id, 'friends', 'friendship_accepted' ); do_action( 'friends_screen_my_friends' ); bp_core_load_template( apply_filters( 'friends_template_my_friends', 'members/single/home' ) ); } function friends_screen_requests() { global $bp; if ( isset($bp->action_variables) && 'accept' == $bp->action_variables[0] && is_numeric($bp->action_variables[1]) ) { /* Check the nonce */ check_admin_referer( 'friends_accept_friendship' ); if ( friends_accept_friendship( $bp->action_variables[1] ) ) { bp_core_add_message( __( 'Friendship accepted', 'buddypress' ) ); } else { bp_core_add_message( __( 'Friendship could not be accepted', 'buddypress' ), 'error' ); } bp_core_redirect( $bp->loggedin_user->domain . $bp->current_component . '/' . $bp->current_action ); } else if ( isset($bp->action_variables) && 'reject' == $bp->action_variables[0] && is_numeric($bp->action_variables[1]) ) { /* Check the nonce */ check_admin_referer( 'friends_reject_friendship' ); if ( friends_reject_friendship( $bp->action_variables[1] ) ) { bp_core_add_message( __( 'Friendship rejected', 'buddypress' ) ); } else { bp_core_add_message( __( 'Friendship could not be rejected', 'buddypress' ), 'error' ); } bp_core_redirect( $bp->loggedin_user->domain . $bp->current_component . '/' . $bp->current_action ); } do_action( 'friends_screen_requests' ); bp_core_load_template( apply_filters( 'friends_template_requests', 'members/single/home' ) ); } function friends_screen_notification_settings() { global $current_user; ?>

		id,'notification_friends_friendship_request') || 'yes' == get_usermeta( $current_user->id,'notification_friends_friendship_request') ) { ?>checked="checked" />	id,'notification_friends_friendship_request') == 'no' ) { ?>checked="checked" />
		id,'notification_friends_friendship_accepted') || 'yes' == get_usermeta( $current_user->id,'notification_friends_friendship_accepted') ) { ?>checked="checked" />	id,'notification_friends_friendship_accepted') ) { ?>checked="checked" />

current_component != $bp->friends->slug || $bp->current_action != 'add-friend' ) return false; $potential_friend_id = $bp->action_variables[0]; if ( !is_numeric( $potential_friend_id ) || !isset( $potential_friend_id ) ) return false; if ( $potential_friend_id == $bp->loggedin_user->id ) return false; $friendship_status = BP_Friends_Friendship::check_is_friend( $bp->loggedin_user->id, $potential_friend_id ); if ( 'not_friends' == $friendship_status ) { if ( !check_admin_referer( 'friends_add_friend' ) ) return false; if ( !friends_add_friend( $bp->loggedin_user->id, $potential_friend_id ) ) { bp_core_add_message( __( 'Friendship could not be requested.', 'buddypress' ), 'error' ); } else { bp_core_add_message( __( 'Friendship requested', 'buddypress' ) ); } } else if ( 'is_friend' == $friendship_status ) { bp_core_add_message( __( 'You are already friends with this user', 'buddypress' ), 'error' ); } else { bp_core_add_message( __( 'You already have a pending friendship request with this user', 'buddypress' ), 'error' ); } bp_core_redirect( wp_get_referer() ); return false; } add_action( 'init', 'friends_action_add_friend' ); function friends_action_remove_friend() { global $bp; if ( $bp->current_component != $bp->friends->slug || $bp->current_action != 'remove-friend' ) return false; $potential_friend_id = $bp->action_variables[0]; if ( !is_numeric( $potential_friend_id ) || !isset( $potential_friend_id ) ) return false; if ( $potential_friend_id == $bp->loggedin_user->id ) return false; $friendship_status = BP_Friends_Friendship::check_is_friend( $bp->loggedin_user->id, $potential_friend_id ); if ( 'is_friend' == $friendship_status ) { if ( !check_admin_referer( 'friends_remove_friend' ) ) return false; if ( !friends_remove_friend( $bp->loggedin_user->id, $potential_friend_id ) ) { bp_core_add_message( __( 'Friendship could not be canceled.', 'buddypress' ), 'error' ); } else { bp_core_add_message( __( 'Friendship canceled', 'buddypress' ) ); } } else if ( 'is_friends' == $friendship_status ) { bp_core_add_message( __( 'You are not yet friends with this user', 'buddypress' ), 'error' ); } else { bp_core_add_message( __( 'You have a pending friendship request with this user', 'buddypress' ), 'error' ); } bp_core_redirect( wp_get_referer() ); return false; } add_action( 'init', 'friends_action_remove_friend' ); /******************************************************************************** * Activity & Notification Functions * * These functions handle the recording, deleting and formatting of activity and * notifications for the user and for this specific component. */ function friends_record_activity( $args = '' ) { global $bp; if ( !function_exists( 'bp_activity_add' ) ) return false; $defaults = array( 'user_id' => $bp->loggedin_user->id, 'action' => '', 'content' => '', 'primary_link' => '', 'component' => $bp->friends->id, 'type' => false, 'item_id' => false, 'secondary_item_id' => false, 'recorded_time' => gmdate( "Y-m-d H:i:s" ), 'hide_sitewide' => false ); $r = wp_parse_args( $args, $defaults ); extract( $r, EXTR_SKIP ); return bp_activity_add( array( 'user_id' => $user_id, 'action' => $action, 'content' => $content, 'primary_link' => $primary_link, 'component' => $component, 'type' => $type, 'item_id' => $item_id, 'secondary_item_id' => $secondary_item_id, 'recorded_time' => $recorded_time, 'hide_sitewide' => $hide_sitewide ) ); } function friends_delete_activity( $args ) { if ( function_exists('bp_activity_delete_by_item_id') ) { extract( (array)$args ); bp_activity_delete_by_item_id( array( 'item_id' => $item_id, 'component' => $bp->friends->id, 'type' => $type, 'user_id' => $user_id, 'secondary_item_id' => $secondary_item_id ) ); } } function friends_register_activity_actions() { global $bp; if ( !function_exists( 'bp_activity_set_action' ) ) return false; bp_activity_set_action( $bp->friends->id, 'friends_register_activity_action', __( 'New friendship created', 'buddypress' ) ); do_action( 'friends_register_activity_actions' ); } add_action( 'bp_register_activity_actions', 'friends_register_activity_actions' ); function friends_format_notifications( $action, $item_id, $secondary_item_id, $total_items ) { global $bp; switch ( $action ) { case 'friendship_accepted': if ( (int)$total_items > 1 ) { return apply_filters( 'bp_friends_multiple_friendship_accepted_notification', '' . sprintf( __('%d friends accepted your friendship requests', 'buddypress' ), (int)$total_items ) . '', (int)$total_items ); } else { $user_fullname = bp_core_get_user_displayname( $item_id ); $user_url = bp_core_get_user_domain( $item_id ); return apply_filters( 'bp_friends_single_friendship_accepted_notification', '' . sprintf( __( '%s accepted your friendship request', 'buddypress' ), $user_fullname ) . '', $user_fullname ); } break; case 'friendship_request': if ( (int)$total_items > 1 ) { return apply_filters( 'bp_friends_multiple_friendship_request_notification', '' . sprintf( __('You have %d pending friendship requests', 'buddypress' ), (int)$total_items ) . '', $total_items ); } else { $user_fullname = bp_core_get_user_displayname( $item_id ); $user_url = bp_core_get_user_domain( $item_id ); return apply_filters( 'bp_friends_single_friendship_request_notification', '' . sprintf( __('You have a friendship request from %s', 'buddypress' ), $user_fullname ) . '', $user_fullname ); } break; } do_action( 'friends_format_notifications', $action, $item_id, $secondary_item_id, $total_items ); return false; } /******************************************************************************** * Business Functions * * Business functions are where all the magic happens in BuddyPress. They will * handle the actual saving or manipulation of information. Usually they will * hand off to a database class for data access, then return * true or false on success or failure. */ function friends_add_friend( $initiator_userid, $friend_userid, $force_accept = false ) { global $bp; $friendship = new BP_Friends_Friendship; if ( (int)$friendship->is_confirmed ) return true; $friendship->initiator_user_id = $initiator_userid; $friendship->friend_user_id = $friend_userid; $friendship->is_confirmed = 0; $friendship->is_limited = 0; $friendship->date_created = time(); if ( $force_accept ) $friendship->is_confirmed = 1; if ( $friendship->save() ) { if ( !$force_accept ) { // Add the on screen notification bp_core_add_notification( $friendship->initiator_user_id, $friendship->friend_user_id, 'friends', 'friendship_request' ); // Send the email notification require_once( BP_PLUGIN_DIR . '/bp-friends/bp-friends-notifications.php' ); friends_notification_new_request( $friendship->id, $friendship->initiator_user_id, $friendship->friend_user_id ); do_action( 'friends_friendship_requested', $friendship->id, $friendship->initiator_user_id, $friendship->friend_user_id ); } else { do_action( 'friends_friendship_accepted', $friendship->id, $friendship->initiator_user_id, $friendship->friend_user_id ); } return true; } return false; } function friends_remove_friend( $initiator_userid, $friend_userid ) { global $bp; $friendship_id = BP_Friends_Friendship::get_friendship_id( $initiator_userid, $friend_userid ); $friendship = new BP_Friends_Friendship( $friendship_id ); // Remove the activity stream item for the user who canceled the friendship friends_delete_activity( array( 'item_id' => $friendship_id, 'type' => 'friendship_accepted', 'user_id' => $bp->displayed_user->id ) ); do_action( 'friends_friendship_deleted', $friendship_id, $initiator_userid, $friend_userid ); if ( $friendship->delete() ) { friends_update_friend_totals( $initiator_userid, $friend_userid, 'remove' ); return true; } return false; } function friends_accept_friendship( $friendship_id ) { global $bp; $friendship = new BP_Friends_Friendship( $friendship_id, true, false ); if ( !$friendship->is_confirmed && BP_Friends_Friendship::accept( $friendship_id ) ) { friends_update_friend_totals( $friendship->initiator_user_id, $friendship->friend_user_id ); /* Remove the friend request notice */ bp_core_delete_notifications_for_user_by_item_id( $friendship->friend_user_id, $friendship->initiator_user_id, 'friends', 'friendship_request' ); /* Add a friend accepted notice for the initiating user */ bp_core_add_notification( $friendship->friend_user_id, $friendship->initiator_user_id, 'friends', 'friendship_accepted' ); $initiator_link = bp_core_get_userlink( $friendship->initiator_user_id ); $friend_link = bp_core_get_userlink( $friendship->friend_user_id ); /* Record in activity streams for the initiator */ friends_record_activity( array( 'user_id' => $friendship->initiator_user_id, 'type' => 'friendship_created', 'action' => apply_filters( 'friends_activity_friendship_accepted_action', sprintf( __( '%s and %s are now friends', 'buddypress' ), $initiator_link, $friend_link ), &$friendship ), 'item_id' => $friendship_id ) ); /* Record in activity streams for the friend */ friends_record_activity( array( 'user_id' => $friendship->friend_user_id, 'type' => 'friendship_created', 'action' => apply_filters( 'friends_activity_friendship_accepted_action', sprintf( __( '%s and %s are now friends', 'buddypress' ), $friend_link, $initiator_link ), &$friendship ), 'item_id' => $friendship_id, 'hide_sitewide' => true /* We've already got the first entry site wide */ ) ); /* Send the email notification */ require_once( BP_PLUGIN_DIR . '/bp-friends/bp-friends-notifications.php' ); friends_notification_accepted_request( $friendship->id, $friendship->initiator_user_id, $friendship->friend_user_id ); do_action( 'friends_friendship_accepted', $friendship->id, $friendship->initiator_user_id, $friendship->friend_user_id ); return true; } return false; } function friends_reject_friendship( $friendship_id ) { $friendship = new BP_Friends_Friendship( $friendship_id, true, false ); if ( !$friendship->is_confirmed && BP_Friends_Friendship::reject( $friendship_id ) ) { // Remove the friend request notice bp_core_delete_notifications_for_user_by_item_id( $friendship->friend_user_id, $friendship->initiator_user_id, 'friends', 'friendship_request' ); do_action( 'friends_friendship_rejected', $friendship_id, &$friendship ); return true; } return false; } function friends_check_friendship( $user_id, $possible_friend_id ) { global $bp; if ( 'is_friend' == BP_Friends_Friendship::check_is_friend( $user_id, $possible_friend_id ) ) return true; return false; } function friends_check_friendship_status( $user_id, $possible_friend_id ) { /* Returns - 'is_friend', 'not_friends', 'pending' */ return BP_Friends_Friendship::check_is_friend( $user_id, $possible_friend_id ); } function friends_get_total_friend_count( $user_id = false ) { global $bp; if ( !$user_id ) $user_id = ( $bp->displayed_user->id ) ? $bp->displayed_user->id : $bp->loggedin_user->id; if ( !$count = wp_cache_get( 'bp_total_friend_count_' . $user_id, 'bp' ) ) { $count = get_usermeta( $user_id, 'total_friend_count' ); if ( empty( $count ) ) $count = 0; wp_cache_set( 'bp_total_friend_count_' . $user_id, $count, 'bp' ); } return apply_filters( 'friends_get_total_friend_count', $count ); } function friends_check_user_has_friends( $user_id ) { $friend_count = friends_get_total_friend_count( $user_id ); if ( empty( $friend_count ) ) return false; if ( !(int)$friend_count ) return false; return true; } function friends_get_friendship_id( $initiator_user_id, $friend_user_id ) { return BP_Friends_Friendship::get_friendship_id( $initiator_user_id, $friend_user_id ); } function friends_get_friend_user_ids( $user_id, $friend_requests_only = false, $assoc_arr = false, $filter = false ) { return BP_Friends_Friendship::get_friend_user_ids( $user_id, $friend_requests_only, $assoc_arr, $filter ); } function friends_search_friends( $search_terms, $user_id, $pag_num = 10, $pag_page = 1 ) { return BP_Friends_Friendship::search_friends( $search_terms, $user_id, $pag_num, $pag_page ); } function friends_get_friendship_request_user_ids( $user_id ) { return BP_Friends_Friendship::get_friendship_request_user_ids( $user_id ); } function friends_get_recently_active( $user_id, $per_page = false, $page = false, $filter = false ) { return apply_filters( 'friends_get_recently_active', BP_Core_User::get_users( 'active', $per_page, $page, $user_id, $filter ) ); } function friends_get_alphabetically( $user_id, $per_page = false, $page = false, $filter = false ) { return apply_filters( 'friends_get_alphabetically', BP_Core_User::get_users( 'alphabetical', $per_page, $page, $user_id, $filter ) ); } function friends_get_newest( $user_id, $per_page = false, $page = false, $filter = false ) { return apply_filters( 'friends_get_newest', BP_Core_User::get_users( 'newest', $per_page, $page, $user_id, $filter ) ); } function friends_get_bulk_last_active( $friend_ids ) { return BP_Friends_Friendship::get_bulk_last_active( $friend_ids ); } function friends_get_friends_invite_list( $user_id = false ) { global $bp; if ( !$user_id ) $user_id = $bp->loggedin_user->id; if ( bp_has_members( 'user_id=' . $user_id . '&type=alphabetical&per_page=0' ) ) { while ( bp_members() ) : bp_the_member(); $friends[] = array( 'id' => bp_get_member_user_id(), 'full_name' => bp_get_member_name() ); endwhile; } if ( empty($friends) ) return false; return $friends; } function friends_count_invitable_friends( $user_id, $group_id ) { return BP_Friends_Friendship::get_invitable_friend_count( $user_id, $group_id ); } function friends_get_friend_count_for_user( $user_id ) { return BP_Friends_Friendship::total_friend_count( $user_id ); } function friends_search_users( $search_terms, $user_id, $pag_num = false, $pag_page = false ) { global $bp; $user_ids = BP_Friends_Friendship::search_users( $search_terms, $user_id, $pag_num, $pag_page ); if ( !$user_ids ) return false; for ( $i = 0; $i < count($user_ids); $i++ ) { $users[] = new BP_Core_User($user_ids[$i]); } return array( 'users' => $users, 'count' => BP_Friends_Friendship::search_users_count($search_terms) ); } function friends_is_friendship_confirmed( $friendship_id ) { $friendship = new BP_Friends_Friendship( $friendship_id ); return $friendship->is_confirmed; } function friends_update_friend_totals( $initiator_user_id, $friend_user_id, $status = 'add' ) { if ( 'add' == $status ) { update_usermeta( $initiator_user_id, 'total_friend_count', (int)get_usermeta( $initiator_user_id, 'total_friend_count' ) + 1 ); update_usermeta( $friend_user_id, 'total_friend_count', (int)get_usermeta( $friend_user_id, 'total_friend_count' ) + 1 ); } else { update_usermeta( $initiator_user_id, 'total_friend_count', (int)get_usermeta( $initiator_user_id, 'total_friend_count' ) - 1 ); update_usermeta( $friend_user_id, 'total_friend_count', (int)get_usermeta( $friend_user_id, 'total_friend_count' ) - 1 ); } } function friends_remove_data( $user_id ) { BP_Friends_Friendship::delete_all_for_user($user_id); /* Remove usermeta */ delete_usermeta( $user_id, 'total_friend_count' ); /* Remove friendship requests FROM user */ bp_core_delete_notifications_from_user( $user_id, $bp->friends->slug, 'friendship_request' ); do_action( 'friends_remove_data', $user_id ); } add_action( 'wpmu_delete_user', 'friends_remove_data', 1 ); add_action( 'delete_user', 'friends_remove_data', 1 ); add_action( 'make_spam_user', 'friends_remove_data', 1 ); /******************************************************************************** * Caching * * Caching functions handle the clearing of cached objects and pages on specific * actions throughout BuddyPress. */ function friends_clear_friend_object_cache( $friendship_id ) { if ( !$friendship = new BP_Friends_Friendship( $friendship_id ) ) return false; wp_cache_delete( 'friends_friend_ids_' . $friendship->initiator_user_id, 'bp' ); wp_cache_delete( 'friends_friend_ids_' . $friendship->friend_user_id, 'bp' ); wp_cache_delete( 'bp_total_friend_count_' . $friendship->initiator_user_id, 'bp' ); wp_cache_delete( 'bp_total_friend_count_' . $friendship->friend_user_id, 'bp' ); wp_cache_delete( 'popular_users', 'bp' ); /* Clear the sitewide activity cache */ wp_cache_delete( 'sitewide_activity', 'bp' ); } function friends_clear_friend_notifications() { global $bp; if ( isset($_GET['new']) ) bp_core_delete_notifications_for_user_by_type( $bp->loggedin_user->id, 'friends', 'friendship_accepted' ); } add_action( 'bp_activity_screen_my_activity', 'friends_clear_friend_notifications' ); // List actions to clear object caches on add_action( 'friends_friendship_accepted', 'friends_clear_friend_object_cache' ); add_action( 'friends_friendship_deleted', 'friends_clear_friend_object_cache' ); // List actions to clear super cached pages on, if super cache is installed add_action( 'friends_friendship_rejected', 'bp_core_clear_cache' ); add_action( 'friends_friendship_accepted', 'bp_core_clear_cache' ); add_action( 'friends_friendship_deleted', 'bp_core_clear_cache' ); add_action( 'friends_friendship_requested', 'bp_core_clear_cache' ); ?>