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Source View: get_avatar_comment_types

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Line Code
1594
1595      $email = '';
1596      if ( is_numeric($id_or_email) ) {
1597           $id = (int) $id_or_email;
1598           $user = get_userdata($id);
1599           if ( $user )
1600                $email = $user->user_email;
1601      } elseif ( is_object($id_or_email) ) {
1602           // No avatar for pingbacks or trackbacks
1603           $allowed_comment_types = apply_filters( 'get_avatar_comment_types', array( 'comment' ) );
1604           if ( ! empty( $id_or_email->comment_type ) && ! in_array( $id_or_email->comment_type, (array) $allowed_comment_types ) )
1605                return false;
1606
1607           if ( !empty($id_or_email->user_id) ) {
1608                $id = (int) $id_or_email->user_id;
1609                $user = get_userdata($id);
1610                if ( $user)
1611                     $email = $user->user_email;
1612           } elseif ( !empty($id_or_email->comment_author_email) ) {