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<?php
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// $Id: ucreate_og.module,v 1.1 2008/06/18 21:28:05 alexb Exp $
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/**
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* Implementation of hook_form_alter().
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*
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* Adds group check boxes to a ucreate form.
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*/
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function ucreate_og_form_alter($form_id, &$form) {
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if ($form_id == 'ucreate_user_form') {
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_ucreate_og_form($form);
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}
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}
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/**
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* Implementation of hook_mail_alter().
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*/
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function ucreate_og_mail_alter(&$mailkey, &$to, &$subject, &$body, &$from, &$headers) {
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if ($mailkey == 'ucreate-create' && $account = _ucreate_og_get_last_edit()) {
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if (is_array($account['ucreate_og_group_titles'])) {
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$body .=
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"\n\n". t('We also added you as member to the group(s): !groups', array('!groups' => implode(', ', $account['ucreate_og_group_titles'])));
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}
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}
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}
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/**
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* Implemenation of hook_user().
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*/
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function ucreate_og_user($op, &$edit, &$account, $category = NULL) {
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// @todo:
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// $edit['og_register']
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// Assume that whoever calls us here has actually permissions to sign up users :)
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// -> ucreate users permissions circumvent og group permissions.
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if ($op == 'insert' && $edit['og_register']) {
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if (!is_array($edit['og_register']) && is_numeric($edit['og_register'])) {
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$edit['og_register'] = array($edit['og_register'] => 1);
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}
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foreach ($edit['og_register'] as $gid => $register) {
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if ($register) {
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og_save_subscription($gid, $account->uid, array('is_active' => 1));
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$group_title = db_result(db_query('SELECT title FROM {node} WHERE nid = %d', $gid));
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$edit['ucreate_og_group_titles'][] = $group_title;
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}
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}
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_ucreate_og_set_last_edit($edit);
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}
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}
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/**
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* Set last account edit.
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* This is a crutch for being able to access
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* user information in ucreate_og_mail_alter().
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*/
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function _ucreate_og_set_last_edit($account_edit = NULL) {
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static $edit;
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if ($account_edit) {
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$edit = $account_edit;
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}
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return $edit;
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}
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/**
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* Get last account edit.
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* This is a crutch for being able to access
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* user information in ucreate_og_mail_alter().
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*/
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function _ucreate_og_get_last_edit() {
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return _ucreate_og_set_last_edit();
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}
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/**
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* This function returns role ids to assign to a given user based on given groups.
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*
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* @todo Move this to og_promote.
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* @todo Doesn't seem to be used.
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*/
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function _ucreate_og_roles_based_on_groups($groups) {
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$rids = array();
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foreach ($groups as $group_id) {
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$type = db_result(db_query('SELECT type FROM {node} WHERE nid = %d', $group_id));
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if ($type == 'group_organization') {
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$rids[4] = 4; // MEMBER ROLE
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}
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else if ($type == 'group_campaign') {
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$rids[7] = 7; // GUEST ROLE
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}
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}
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return $rids;
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}
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/**
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* This function adds an OG group selection fieldset and provides default settings by user/group context.
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*/
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function _ucreate_og_form(&$form) {
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if (isset($_GET['gids'])) {
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og_set_group_context(node_load($_GET['gids'][0]));
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}
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$og = og_get_group_context();
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// Set up OG register checkboxes
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$form['og_register'] = array(
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'#type' => 'fieldset',
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'#title'=> t('Groups'),
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'og_register' => array(
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'#type' => 'checkboxes',
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),
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);
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// Allow user to add new user to her groups
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global $user;
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if (is_array($user->og_groups)) {
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$group_options = $user->og_groups;
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}
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else if ($og) {
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$group_options = array($og);
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}
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$options = array();
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foreach ($group_options as $group) {
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$group = (object) $group;
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$options[$group->nid] = '<span class="og-registration-'.$group->nid.'">'. t('Subscribe to @name.', array('@name' => $group->title)). "</span>\n";
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if ($group->selective) {
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$options[$group->nid] .= ' '. t('(approval needed)');
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}
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}
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$form['og_register']['og_register']['#options'] = $options;
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// Disable OG options (and select it) if only 1 group
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if (count($options) == 1) {
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// We need to process this correctly (differently) on the hook_user() insert handler
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$form['og_register']['og_register']['#type'] = 'hidden';
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$form['og_register']['og_register']['#value'] = key($options);
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$form['og_register']['message']['#type'] = 'item';
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$group = current($group_options);
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$form['og_register']['message']['#value'] = t('This user will be added to !group.', array('!group' => $group['title']));
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}
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// If group context is set, select it by default
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else if ($og) {
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$form['og_register']['og_register']['#default_value'] = array($og->nid);
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}
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}
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