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- <?php
- /**
- * @file
- * Contains the flag_user class.
- */
- /**
- * Implements a user flag.
- */
- class flag_user extends flag_entity {
- function options() {
- $options = parent::options();
- $options += array(
- 'show_on_profile' => TRUE,
- 'access_uid' => '',
- );
- return $options;
- }
- /**
- * Options form extras for user flags.
- */
- function options_form(&$form) {
- parent::options_form($form);
- $form['access']['types'] = array(
- // A user flag doesn't support node types.
- // TODO: Maybe support roles instead of node types.
- '#type' => 'value',
- '#value' => array(0 => 0),
- );
- $form['access']['access_uid'] = array(
- '#type' => 'checkbox',
- '#title' => t('Users may flag themselves'),
- '#description' => t('Disabling this option may be useful when setting up a "friend" flag, when a user flagging themself does not make sense.'),
- '#default_value' => $this->access_uid ? 0 : 1,
- );
- $form['display']['show_on_profile'] = array(
- '#type' => 'checkbox',
- '#title' => t('Display link on user profile page'),
- '#description' => t('Show the link formatted as a user profile element.'),
- '#default_value' => $this->show_on_profile,
- // Put this above 'show on entity'.
- '#weight' => -1,
- );
- }
- function form_input($form_values) {
- parent::form_input($form_values);
- // The access_uid value is intentionally backwards from the UI, to avoid
- // confusion caused by checking a box to disable a feature.
- $this->access_uid = empty($form_values['access_uid']) ? 'others' : '';
- }
- function type_access($entity_id, $action, $account) {
- // Prevent users from flagging themselves.
- if ($this->access_uid == 'others' && $entity_id == $account->uid) {
- return FALSE;
- }
- }
- function type_access_multiple($entity_ids, $account) {
- $access = array();
- // Exclude anonymous.
- if (array_key_exists(0, $entity_ids)) {
- $access[0] = FALSE;
- }
- // Prevent users from flagging themselves.
- if ($this->access_uid == 'others' && array_key_exists($account->uid, $entity_ids)) {
- $access[$account->uid] = FALSE;
- }
- return $access;
- }
- function get_flag_action($entity_id) {
- $flag_action = parent::get_flag_action($entity_id);
- $user = $this->fetch_entity($entity_id);
- $flag_action->content_title = $user->name;
- $flag_action->content_url = $this->_flag_url('user/' . $user->uid);
- return $flag_action;
- }
- function get_relevant_action_objects($entity_id) {
- return array(
- 'user' => $this->fetch_entity($entity_id),
- );
- }
- function get_views_info() {
- $views_info = parent::get_views_info();
- $views_info['title field'] = 'name';
- return $views_info;
- }
- }
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