friendlist_activity.module in Heartbeat 6.4

File

modules/friendlist_activity/friendlist_activity.module

<?php

// by Jochen Stals - Menhir - www.menhir.be

/**
 * Implementation of hook_heartbeat_register_access_types().
 */
function friendlist_activity_heartbeat_register_access_types() {
  return array(
    0 => array(
      'name' => 'Heartbeat relational activity',
      'class' => 'ConnectedHeartbeat',
      'path' => 'connectedheartbeat.inc',
      'module' => 'friendlist_activity',
      'access' => 'user_is_logged_in',
    ),
  );
}

/**
 * Implementation of hook_heartbeat_message_info().
 */
function friendlist_activity_heartbeat_message_info() {
  $info = array(
    'heartbeat_become_friends' => array(
      'message' => '!user1 is now !relation_type with !user2.',
      'message_concat' => '!user1 is now !relation_type with %user2%.',
      'message_id' => 'heartbeat_become_friends',
      'concat_args' => array(
        'type' => 'summary',
        'group_by' => 'user-user',
        'group_target' => 'user2',
        'group_by_target' => 'user1',
        'group_num_max' => '3',
        'merge_separator' => ', ',
        'merge_end_separator' => ' and ',
      ),
      'description' => 'one user becomes friends with another.',
      'perms' => '1',
      'custom' => HEARTBEAT_MESSAGE_DEFAULT,
      'variables' => array(
        'build_mode' => 'full',
      ),
    ),
    'heartbeat_add_FL_OW_relation' => array(
      'message' => '!user1 has become a !relation of !user2.',
      'message_concat' => '%users% have become a !relation of !user2.',
      'message_id' => 'heartbeat_add_FL_OW_relation',
      'concat_args' => array(
        'type' => 'summary',
        'group_by' => 'user-user',
        'group_target' => 'user1',
        'group_by_target' => 'user2',
        'merge_separator' => ',  ',
        'merge_end_separator' => ' and ',
      ),
      'description' => 'Adds a one way relation ',
      'perms' => '1',
      'custom' => HEARTBEAT_MESSAGE_DEFAULT,
      'variables' => array(),
    ),
  );
  return $info;
}

/**
 * Implementation of hook_heartbeat_related_uid_info().
 */
function friendlist_activity_heartbeat_related_uid_info($uid) {
  return friendlist_activity_get_friends($uid);
}

/**
 * Implementation of hook_form_alter().
 */
function friendlist_activity_form_alter(&$form, $form_state, $form_id) {
  if ($form_id == 'heartbeat_admin_settings') {

    // heartbeat_relations_api
    $form['heartbeat_relations'] = array(
      '#type' => 'fieldset',
      '#weight' => 0,
      '#title' => t('Heartbeat relation settings'),
      '#collapsible' => TRUE,
      '#collapsed' => FALSE,
    );
    $options = array(
      'none' => t('None'),
    );
    if (module_exists('friendlist_api')) {
      $options['friendlist_api'] = t('Friendlist API');
    }
    if (module_exists('user_relationships_api')) {
      $options['user_relationships_api'] = t('User Relationships');
    }
    if (module_exists('flag_friend')) {
      $options['flag_friend_api'] = t('Flag friend');
    }
    $form['heartbeat_relations']['heartbeat_relations_api'] = array(
      '#title' => t('User relation API to define heartbeat relations'),
      '#type' => 'select',
      '#options' => $options,
      '#default_value' => variable_get('heartbeat_relations_api', 'none'),
    );
  }
}

/**
 * Generate the view of people that a user is following
 */
function friendlist_activity_get_friends($uid) {
  $uids = array();
  $api = variable_get('heartbeat_relations_api', 'none');
  if ($api == 'friendlist_api') {
    $sql = "SELECT fr.requestee_id as 'uid' FROM {friendlist_relations} as fr\n    INNER JOIN {friendlist_statuses} fs ON fs.rid = fr.rid\n    WHERE fr.requester_id = %d AND fs.status = '%s' ORDER BY fs.last_update_time DESC, fr.rid DESC";
    $result = db_query($sql, $uid, 'TW_BOTH');
    while ($row = db_fetch_object($result)) {
      $uids[] = $row->uid;
    }
  }
  elseif ($api == 'user_relationships_api') {

    // If the current user is fan, following, ..., has a one way relation
    // to the other user, or if he has a two way relation to the user ...
    // fetch them
    $sql = "SELECT DISTINCT ur.requestee_id FROM {user_relationships} ur\n    INNER JOIN {user_relationship_types} urt ON ur.rtid = urt.rtid\n    WHERE ur.requester_id = %d AND  ur.approved = 1";
    $result = db_query($sql, $uid, $uid);
    if (!empty($result)) {
      while ($row = db_fetch_object($result)) {
        $uids[] = $row->requestee_id;
      }
    }
  }
  elseif ($api == 'flag_friend_api') {
    $uids = array_keys(flag_friend_get_friends($uid));
  }
  return $uids;
}

Functions

Name	Description
friendlist_activity_form_alter	Implementation of hook_form_alter().
friendlist_activity_get_friends	Generate the view of people that a user is following
friendlist_activity_heartbeat_message_info	Implementation of hook_heartbeat_message_info().
friendlist_activity_heartbeat_register_access_types	Implementation of hook_heartbeat_register_access_types().
friendlist_activity_heartbeat_related_uid_info	Implementation of hook_heartbeat_related_uid_info().