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<?php
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// $Id: og_user_roles.pages.inc,v 1.3 2009/06/08 13:00:05 sun Exp $
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/**
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* @file
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* Page callbacks for OG user roles.
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*/
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/**
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* Form builder for administrative settings.
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*/
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function og_user_roles_admin_settings() {
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// Get list of all og-enabled node types.
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$group_types = og_get_types('group');
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$types = array();
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foreach ($group_types as $type) {
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$types[$type] = node_get_types('name', $type);
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}
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// Get list of roles, not counting authenticated and anonymous user.
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$all_roles = user_roles();
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foreach ($all_roles as $rid => $role) {
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if ($rid > DRUPAL_AUTHENTICATED_RID) {
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$roles[$rid] = $role;
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}
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}
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// If no assignable roles, advise user to add some.
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if (empty($roles)) {
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$form['og_user_roles'] = array(
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'#value' => '<p>' . t('No assignable roles were found. User roles can be created on the <a href="@admin-user-roles-url">Roles</a> configuration page.', array('@admin-user-roles-url' => url('admin/user/roles'))) . '</p>',
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);
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return $form;
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}
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// Create a fieldset for each group type containing role selections.
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$form['og_user_roles'] = array(
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'#type' => 'fieldset',
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'#title' => t('Assignable roles'),
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);
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foreach ($types as $type => $name) {
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$form['og_user_roles']["og_user_roles_roles_$type"] = array(
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'#type' => 'checkboxes',
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'#title' => t('Roles for %name groups', array('%name' => $name)),
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'#options' => $roles,
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'#default_value' => variable_get("og_user_roles_roles_$type", array()),
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);
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}
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$form['og_user_roles_defaults'] = array(
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'#type' => 'fieldset',
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'#title' => t('Default role assignments'),
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'#description' => t('Select a role to automatically assign to users who join a group.'),
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'#collapsible' => TRUE,
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);
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$form['og_user_roles_defaults']['og_user_roles_default_admin_role'] = array(
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'#type' => 'select',
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'#title' => t('Default role for new group administrators'),
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'#options' => array(0 => t('None')) + $roles,
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'#default_value' => variable_get('og_user_roles_default_admin_role', 0),
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'#description' => t('This role can only be unassigned by removing a user from the administrators of a group.'),
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);
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$form['og_user_roles_defaults']['og_user_roles_default_role'] = array(
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'#type' => 'select',
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'#title' => t('Default role for new group members'),
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'#options' => array(0 => t('None')) + $roles,
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'#default_value' => variable_get('og_user_roles_default_role', 0),
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'#description' => t('This setting can be overridden at the group level by group admins with the %permission permission.', array('%permission' => 'override group default role')),
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);
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return system_settings_form($form);
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}
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/**
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* Menu callback; displays members and role selection
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*/
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function og_user_roles_page($node) {
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drupal_set_title(t('Member roles for !title', array('!title' => l($node->title, "node/$node->nid"))));
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$roles = og_user_roles_get_group_roles($node->type);
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// Retrieve list of all group users
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$sql = og_list_users_sql(0, 0, 'ou.is_admin DESC, ou.is_active ASC, u.name ASC');
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$result = pager_query($sql, 100, 0, NULL, $node->nid);
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$pager = theme('pager', NULL, 100, 0);
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$output = $pager;
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$output .= drupal_get_form('og_user_roles_page_form', $node, $roles, $result);
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$output .= $pager;
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return $output;
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}
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/**
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* Form builder for group user roles assignment.
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*/
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function og_user_roles_page_form($form_state, $node, $roles, $result) {
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$form['#node'] = $node;
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// Used for theming.
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$form['#id'] = 'og-user-roles';
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$form['#roles'] = $roles;
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// Unset role titles.
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foreach ($roles as $rid => $name) {
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$roles[$rid] = '';
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}
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$form['user_roles'] = array('#tree' => TRUE);
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while ($account = db_fetch_object($result)) {
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$form['user_roles'][$account->uid]['user'] = array(
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'#value' => theme('username', $account),
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);
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$form['user_roles'][$account->uid]['roles'] = array(
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'#type' => 'checkboxes',
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'#default_value' => og_user_roles_get_roles_by_group($node->nid, $account->uid),
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'#options' => $roles,
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'#parents' => array('user_roles', $account->uid),
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);
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}
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$form['submit'] = array('#type' => 'submit', '#value' => t('Save'));
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return $form;
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}
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/**
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* Form submit handler for group user roles assignment form.
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*/
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function og_user_roles_page_form_submit($form, &$form_state) {
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$gid = $form['#node']->nid;
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foreach ($form_state['values']['user_roles'] as $uid => $new_roles) {
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og_user_roles_role_delete($gid, $uid);
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$new_roles = array_filter($new_roles);
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foreach ($new_roles as $rid => $checked) {
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og_user_roles_role_add($gid, $uid, $rid);
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}
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}
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drupal_set_message(t('The changes have been saved.'));
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}
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/**
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* Render the group user roles assignment form like user permissions table.
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*/
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function theme_og_user_roles_page_form($form) {
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$header = array_merge(array(''), $form['#roles']);
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$rows = array();
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foreach (element_children($form['user_roles']) as $item) {
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$row = array();
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$row[] = drupal_render($form['user_roles'][$item]['user']);
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foreach (element_children($form['user_roles'][$item]['roles']) as $role) {
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$row[] = drupal_render($form['user_roles'][$item]['roles'][$role]);
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}
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$rows[] = $row;
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}
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$output = theme('table', $header, $rows);
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$output .= drupal_render($form);
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return $output;
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}
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