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Timestamp:
02/07/2012 12:19:43 AM (13 years ago)
Author:
johnjamesjacoby
Message:

Exclude existing group members and previously banned friends in group invites list. See #3969 (trunk)

File:
1 edited

Legend:

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Added
Removed
  • trunk/bp-friends/bp-friends-functions.php

    r5389 r5676  
    210210}
    211211
    212 function friends_get_friends_invite_list( $user_id = 0 ) {
    213     global $bp;
    214 
    215     if ( !$user_id )
     212/**
     213 * Get a list of friends that a user can invite into this group.
     214 *
     215 * Excludes friends that are already in the group, and banned friends if the
     216 * user is not a group admin.
     217 *
     218 * @since 1.0
     219 * @param int $user_id User ID whose friends to see can be invited
     220 * @param int $group_id Group to check possible invitations against
     221 * @return mixed False if no friends, array of users if friends
     222 */
     223function friends_get_friends_invite_list( $user_id = 0, $group_id = 0 ) {
     224
     225    // Default to logged in user id
     226    if ( empty( $user_id ) )
    216227        $user_id = bp_loggedin_user_id();
    217228
    218     if ( bp_has_members( 'user_id=' . $user_id . '&type=alphabetical&per_page=0' ) ) {
    219         while ( bp_members() ) : bp_the_member();
     229    // Only group admins can invited previously banned users
     230    $user_is_admin = (bool) groups_is_user_admin( $user_id, $group_id );
     231
     232    // Assume no friends
     233    $friends = array();
     234
     235    // Default args
     236    $args = apply_filters( 'bp_friends_pre_get_invite_list', array(
     237        'user_id'  => $user_id,
     238        'type'     => 'alphabetical',
     239        'per_page' => 0
     240    ) );
     241
     242    // User has friends
     243    if ( bp_has_members( $args ) ) {
     244
     245        /**
     246         * Loop through all friends and try to add them to the invitation list.
     247         *
     248         * Exclude friends that:
     249         *     1. are already members of the group
     250         *     2. are banned from this group if the current user is also not a
     251         *        group admin.
     252         */
     253        while ( bp_members() ) :
     254
     255            // Load the member
     256            bp_the_member();
     257
     258            // Get the user ID of the friend
     259            $friend_user_id = bp_get_member_user_id();
     260
     261            // Skip friend if already in the group
     262            if ( groups_is_user_member( $friend_user_id, $group_id ) )
     263                continue;
     264
     265            // Skip friend if not group admin and user banned from group
     266            if ( ( false === $user_is_admin ) && groups_is_user_banned( $friend_user_id, $group_id ) )
     267                continue;
     268
     269            // Friend is safe, so add it to the array of possible friends
    220270            $friends[] = array(
    221                 'id' => bp_get_member_user_id(),
     271                'id'        => $friend_user_id,
    222272                'full_name' => bp_get_member_name()
    223273            );
     274
    224275        endwhile;
    225276    }
    226277
    227     if ( empty($friends) )
    228         return false;
    229 
    230     return $friends;
     278    // If no friends, explicitly set to false
     279    if ( empty( $friends ) )
     280        $friends = false;
     281
     282    // Allow friends to be filtered
     283    return apply_filters( 'bp_friends_get_invite_list', $friends, $user_id, $group_id );
    231284}
    232285
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