function user_relationships_preprocess_author_pane in User Relationships 7

Implements hook_preprocess_author_pane().

File

./user_relationships.author-pane.inc, line 12

integration with Author Pane for User Relationships API @author Alex Karshakevich http://drupal.org/user/183217

Code

function user_relationships_preprocess_author_pane(&$variables) {

  // Check if this preprocess needs to be run given who's calling it.
  if (function_exists('author_pane_run_preprocess') && !author_pane_run_preprocess('user_relationships', $variables['caller'])) {
    return;
  }
  global $user;
  $account = $variables['account'];

  // Anonymous users and users viewing their own account won't get a link.
  if (!$user->uid || !$account->uid || $user->uid == $account->uid) {
    return;
  }
  $rtids = variable_get('user_relationships_author_pane_rtids', array());
  if (!is_array($rtids)) {

    // Wrap into array for now, while selection is single.
    $rtids = array(
      $rtids,
    );
  }
  if (!count($rtids)) {
    return;
  }

  // Get a list of selected relationship types
  $all_rtypes = user_relationships_types_load();
  $rtypes = array();
  foreach ($rtids as $rtid) {
    $rtypes[] = $all_rtypes[$rtid];
  }
  foreach ($rtypes as $rtype) {
    $relationships = user_relationships_load(array(
      'requester_id' => $user->uid,
      'requestee_id' => $account->uid,
      'rtid' => $rtype->rtid,
    ));
    if (count($relationships)) {

      // Existing relationship; need remove icon/link. (Despite the foreach,
      // there should only be one.)
      foreach ($relationships as $relationship) {
        $link_label = t('Remove @name from @rel_plural_name', array(
          '@name' => format_username($account),
        ) + user_relationships_type_translations($relationship));
        $css_class = array(
          str_replace(' ', '-', $relationship->name),
          'author-pane-link',
          'user_relationships_popup_link',
          'author-relationship-remove-icon',
        );

        //link to remove
        if (!isset($variables['user_relationships'])) {
          $variables['user_relationships'] = '';
        }
        $variables['user_relationships'] .= '<div class="author-pane-ur-link-item">';
        $variables['user_relationships'] .= l('<span>' . t('Remove @rel_name', array(
          '@name' => format_username($account),
        ) + user_relationships_type_translations($relationship)) . '</span>', "user/{$user->uid}/relationships/{$relationship->rid}/remove", array(
          'query' => drupal_get_destination(),
          'html' => TRUE,
          'attributes' => array(
            'title' => $link_label,
            'class' => $css_class,
          ),
        ));
        $variables['user_relationships'] .= '</div>';
      }
    }
    else {

      //No existing relationship; need an add icon/link.
      if (!user_relationships_can_request($user, $rtype) || !user_relationships_can_receive($account, $rtype)) {
        continue;
      }
      $css_class = array(
        str_replace(' ', '-', $rtype->name),
        'author-pane-link',
        'user_relationships_popup_link',
        'author-relationship-remove-icon',
      );

      //add link
      if (!isset($variables['user_relationships'])) {
        $variables['user_relationships'] = '';
      }
      $variables['user_relationships'] .= '<div class="author-pane-ur-link-item">';
      $variables['user_relationships'] .= l('<span>' . t('Add @rel_name', user_relationships_type_translations($rtype->rtid)) . '</span>', "relationship/{$account->uid}/request/{$rtype->rtid}", array(
        'query' => drupal_get_destination(),
        'html' => TRUE,
        'attributes' => array(
          'title' => t('Become @name\'s @rel_name', array(
            '@name' => format_username($account),
          ) + user_relationships_type_translations($rtype->rtid)),
          'class' => $css_class,
        ),
      ));
      $variables['user_relationships'] .= '</div>';
    }
  }
}