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- <?php
- /**
- * Hook into field edit form, user registration form and profile2 forms.
- */
- function user_role_field_form_alter(&$form, $form_state, $form_id) {
- if (isset($form['instance']) && ($form['instance']['entity_type']['#value'] == 'user' || $form['instance']['entity_type']['#value'] == 'profile2') && $form_id == 'field_ui_field_edit_form' && isset($form['field'])) {
- module_load_include('inc', 'user_role_field', 'user_role_field.admin');
- return _user_role_field_field_settings_form_alter($form, $form_state, $form_id);
- }
- }
- /**
- * Custom permissions.
- */
- function user_role_field_permission() {
- return array(
- 'administer user field roles' => array(
- 'title' => t('Administer user field roles'),
- 'description' => t('Manage user field roles.'),
- ),
- );
- }
- function _user_role_field_roles($field) {
- return (isset($field['settings']['user_role_field']) && is_array($field['settings']['user_role_field']) ? array_filter($field['settings']['user_role_field']) : array());
- }
- /*
- * Make sure only appropriate roles have access
- */
- function user_role_field_field_access($op, $field, $obj_type, $object, $account) {
- // We only handle user fields and profile2 fields
- if (($obj_type != 'user') && ($obj_type != 'profile2'))
- return true;
- // Admin user can see all fields when creating a new user.
- if (arg(2) == 'create' && arg(0) == 'admin' && user_access ('administer permissions'))
- return true;
- // If the object type is profile2, we need to load the user owning profile2 object
- if ($obj_type == 'profile2' && !empty($object->uid))
- $object = user_load ($object->uid);
- // Ignore the request if roles have not been enabled for this field.
- $roles = _user_role_field_roles ($field);
- if (empty($roles)) {
- return true;
- }
- // If the user object doesn't have the roles property, we get here through
- // the views module for example. In that case we want the data to display.
- // To revisit in case there are other cases.
- if (!isset ($object->roles))
- return true;
- $matching_roles = array_intersect_key ($object->roles, $roles);
- return !empty ($matching_roles);
- }
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