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<?php
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// $Id: bio.module,v 1.8 2009/04/11 01:32:10 vauxia Exp $
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/**
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* @file
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* Bio module optionally creates a "Biography" node per user.
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*
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* Use cases for this module include:
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* - Add a Biography for each of your employees.
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* - Make user profiles into nodes, for extra functionality.
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* - Add CCK fields to the user registration form.
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*/
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// Panels integration.
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if (module_exists('panels')) {
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include_once drupal_get_path('module', 'bio') .'/bio_panels.inc';
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}
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/**
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* Implementation of hook_init().
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*/
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function bio_init() {
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// TODO: This interferes with aggressive caching. Can we do this in
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// hook_menu() instead? Looks like we'd need to make bio follow after node.
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// Could cause problems w/ registration and/or CRUD functions.
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// Don't allow non-admin users to create more than one bio.
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if ($_GET['q'] == 'node/add/'. bio_get_type()) {
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if (($nid = bio_for_user()) && !user_access('administer nodes')) {
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drupal_goto('node/'. $nid .'/edit');
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}
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}
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}
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/**
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* Implementation of hook_menu().
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*/
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function bio_menu($may_cache) {
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global $user;
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$items = array();
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if ($may_cache) {
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$items[] = array(
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'path' => 'admin/user/bio',
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'title' => t('User biographies'),
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'description' => t('User biographies'),
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'callback' => 'drupal_get_form',
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'callback arguments' => array('bio_settings'),
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);
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}
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else {
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if (variable_get('bio_profile', 0) && (arg(0) == 'user') && (is_numeric(arg(1)))) {
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$type = bio_get_type();
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$nid = bio_for_user(arg(1));
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// Determine access based on whether user has a bio.
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if ($nid) {
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$node = node_load($nid);
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$access = node_access('update', $node);
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}
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else {
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$node = (object) array('type' => $type, 'uid' => arg(1));
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$access = (($user->uid == arg(1)) && node_access('create', $type)) || user_access('administer nodes');
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}
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$items[] = array(
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'path' => 'user/'. arg(1) .'/bio',
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'title' => node_get_types('name', $type),
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'callback' => 'node_page_edit',
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'callback arguments' => array($node),
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'type' => MENU_LOCAL_TASK,
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'access' => $access,
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);
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}
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elseif (variable_get('bio_profile', 0) && (arg(0) == 'node') && is_numeric(arg(1)) && !arg(2)) {
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// If we're about to visit a bio node page, but we've got "use bios for profiles" selected,
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// redirect to the user page.
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$node = node_load(arg(1));
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if (user_access('access user profiles') && $node->type == bio_get_type()) {
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drupal_goto('user/'. $node->uid);
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}
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}
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}
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return $items;
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}
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/**
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* Implementation of hook_form_alter().
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*/
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function bio_form_alter($form_id, &$form) {
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if ($form_id == bio_get_type() .'_node_form' && arg(0) == 'user') {
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// We're editing the bio in the user area... be sure we end up here when we
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// finish submission, and disallow changing the author.
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$account = user_load(array('uid' => arg(1)));
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$form['#redirect'] = "user/$account->uid";
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if (isset($form['author']['name'])) {
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$form['author']['name']['#default_value'] = $account->name;
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$form['author']['name']['#value'] = $account->name;
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$form['author']['name']['#disabled'] = TRUE;
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$form['uid']['#value'] = $account->uid;
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unset($form['author']['name']['#autocomplete_path']);
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$form['author']['name']['#description'] = t('This field is disabled. You cannot alter the author of this entry from within the user area.');
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}
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}
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}
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/**
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* Returns a FAPI form array for use on the user registration form.
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*
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* @see bio_user().
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*/
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function bio_user_register_form() {
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$form = array();
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if (variable_get('bio_regstration_form', 0) && module_exists('content')) {
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$widget_types = _content_widget_types();
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$fields = _bio_get_fields();
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$default_values = variable_get('bio_regstration_form_fields', array());
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// Create a dummy node to pass along to the cck hooks.
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$node = new stdClass();
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$node->type = bio_get_type();
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$bio_type_name = node_get_types('name', bio_get_type());
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$form['bio_info'] = array(
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'#type' => 'fieldset',
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'#title' => t('@bio_type_name information', array('@bio_type_name' => $bio_type_name)),
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);
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foreach ($fields as $field_name => $field) {
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if ($field['required'] || !empty($default_values[$field_name])) {
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$node_field = content_default_value($node, $field, array());
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// Figure out what widget function to call.
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$module = $widget_types[$field['widget']['type']]['module'];
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$function = $module .'_widget';
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// Get the form field and add it to the form.
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$cck_field = $function('prepare form values', $node, $field, $node_field);
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$cck_field = $function('form', $node, $field, $node_field);
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$form['bio_info'][] = $cck_field;
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}
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}
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// Add custom validate handler.
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$form['#validate']['bio_user_register_validate'] = array();
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}
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return $form;
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}
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/**
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* Validate handler for user registration form. Validate CCK fields.
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*/
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function bio_user_register_validate($form_id, $form_values) {
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// Create a dummy node to pass along to CCK.
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$node = new stdClass();
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$node->type = bio_get_type();
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foreach ($form_values as $field_name => $value) {
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if (preg_match('/^field_/', $field_name)) {
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$node->$field_name = $form_values[$field_name];
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}
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}
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// Call validation routines on the CCK fields.
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content_validate($node);
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}
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/**
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* Submit handler for user registration form. Automatically creates a bio node
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* on registration if any bio fields are set to show on the registration form.
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*/
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function bio_user_register_submit($form_values) {
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// Create bio node for this user.
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$node = new StdClass;
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$node->type = bio_get_type();
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$node->uid = db_result(db_query("SELECT uid FROM {users} WHERE name = '%s'", $form_values['name']));
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$node->title = $form_values['name'];
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$node->name = $form_values['name'];
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node_object_prepare($node);
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$node_options = variable_get('node_options_'. $node->type, array('status', 'promote'));
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foreach (array('status', 'promote', 'sticky') as $key) {
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$node->$key = in_array($key, $node_options);
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}
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// Always use the default revision setting.
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$node->revision = in_array('revision', $node_options);
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foreach ($form_values as $field_name => $value) {
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if (preg_match('/^field_/', $field_name)) {
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$node->$field_name = $form_values[$field_name];
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}
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}
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// Create the node.
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$node = node_submit($node);
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node_save($node);
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// Give us a nice log message.
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if ($node->nid) {
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watchdog('content', t('Bio: added %user bio upon registration.', array('%user' => $node->name)), WATCHDOG_NOTICE, l(t('view'), "node/$node->nid"));
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}
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}
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/**
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* Implementation of hook_profile_alter().
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*/
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function bio_profile_alter(&$account, &$fields) {
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// Replace user profile with user bio.
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if (variable_get('bio_profile_takeover', 0) && $bio = bio_for_user($account->uid)) {
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$bio = node_load($bio);
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$typename = node_get_types('name', bio_get_type());
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foreach ($fields as $key => $val) {
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if ($key != $typename) {
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unset($fields[$key]);
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}
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}
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$account->name = $bio->title;
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}
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}
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/**
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* Implementation of hook_node_info().
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*/
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function bio_node_info() {
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if (bio_get_type() == 'bio') {
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// Create a default bio type that's as simple as possible.
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return array(
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'bio' => array(
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'name' => t('Biography'),
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'module' => 'node',
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'has_title' => TRUE,
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'has_body' => TRUE,
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'custom' => TRUE,
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'modified' => TRUE,
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'locked' => FALSE,
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),
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);
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}
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}
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/**
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* Implementation of hook_nodeapi().
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*/
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function bio_nodeapi(&$node, $op, $a3 = NULL, $a4 = NULL) {
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if ($node->type != bio_get_type()) return;
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switch ($op) {
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case 'validate':
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// Ensure this user doesn't already have a bio node.
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$account = user_load(array('name' => $node->name));
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$nid = bio_for_user($account->uid);
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if ($nid && ($nid != $node->nid)) {
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form_set_error('name', t('This user already has a @bio. Edit it <a href="@link">here</a> or assign this entry to another user.', array('@bio' => node_get_types('name', $node), '@link' => url('node/'. $nid .'/edit'))));
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}
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break;
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case 'insert':
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// Record user's bio in bio table.
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db_query('INSERT INTO {bio} (nid, uid) VALUES (%d, %d)', $node->nid, $node->uid);
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break;
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case 'delete':
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// Remove the user's entry from the bio table when the user is deleted.
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db_query('DELETE FROM {bio} where nid = %d', $node->nid);
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break;
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}
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}
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/**
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* Implementation hook_user().
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*/
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function bio_user($op, &$edit, &$account, $category = NULL) {
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// If there's no bio for this user, nothing to do here.
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if ($op != 'register' && $op != 'insert' && !$nid = bio_for_user($account->uid)) {
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return;
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}
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switch ($op) {
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case 'view':
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// Add bio to main user profile page, if option is enabled and bio is accessible.
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if (variable_get('bio_profile', 0) && node_access('view', $node = node_load($nid))) {
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$name = node_get_types('name', bio_get_type());
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$bio[$name]['bio']['value'] = node_view($node, FALSE, TRUE, FALSE);
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return $bio;
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}
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break;
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case 'delete':
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node_delete($nid);
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break;
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case 'update':
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// Publish or unpublish the bio node on changes to the user's status
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// (active vs. blocked).
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if (isset($edit['status']) && $edit['status'] != $account->status) {
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$node = node_load($nid);
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$node->status = (int)$edit['status'];
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node_save($node);
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}
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break;
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case 'register':
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// Display CCK fields on the user registration form, if they've been
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// marked as such.
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return bio_user_register_form();
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break;
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case 'insert':
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return bio_user_register_submit($edit);
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break;
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}
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}
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/**
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* Implementation of hook_link().
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*/
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function bio_link($type, $node = NULL, $teaser = FALSE) {
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if ($type == 'node' && $node->type != bio_get_type()) {
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// Add "View *username*'s biography" link to nodes.
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$bio_link = variable_get('bio_link', array($node->type => 1));
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if ($bio_link[$node->type] && ($nid = bio_for_user($node->uid))) {
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$account = user_load(array('uid' => $node->uid));
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return array(
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'bio' => array(
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'title' => t('by @user', array('@user' => $account->name)),
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'href' => 'node/'. $nid,
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'attributes' => array(
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'title' => t('View @user\'s @bio.', array('@user' => $account->name, '@bio' => node_get_types('name', bio_get_type()))),
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),
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),
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);
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}
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}
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}
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/**
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* Find bio for given user.
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*
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* @param $uid
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* User ID.
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* @return
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* Node ID of bio, or FALSE if no bio node was found.
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*/
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function bio_for_user($uid = NULL) {
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if (is_null($uid)) {
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global $user;
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$uid = $user->uid;
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}
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return db_result(db_query('SELECT nid FROM {bio} WHERE uid = %d', $uid));
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}
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/**
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* Menu callback; administration settings page.
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*/
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function bio_settings() {
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// Bio node type.
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$types = array();
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foreach (node_get_types() as $key => $type) {
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$types[$key] = $type->name;
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}
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$form['bio_nodetype'] = array(
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'#type' => 'select',
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'#title' => t('Content type for user biographies'),
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'#description' => t('The content type for user biographies. Each user may create only one node of this type'),
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'#options' => $types,
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'#default_value' => bio_get_type(),
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);
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// Link to author's bio.
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$form['bio_link'] = array(
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'#type' => 'checkboxes',
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'#title' => t('Display bio link'),
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'#description' => t("Display a link to author's bio if it is available."),
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'#options' => $types,
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'#default_value' => variable_get('bio_link', $types),
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);
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// Bio profile options.
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$form['bio_profile'] = array(
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'#type' => 'checkbox',
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'#title' => t('Use bio for user profiles'),
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'#description' => t('View, edit, and display biography information on the user account page.'),
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'#default_value' => variable_get('bio_profile', 0),
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);
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$form['bio_profile_takeover'] = array(
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'#type' => 'checkbox',
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'#title' => t('Takeover profile.'),
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'#description' => t('Display nothing but the bio node on the user profile page.'),
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'#default_value' => variable_get('bio_profile_takeover', 0),
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);
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| 388 |
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// Show fields on the registration form.
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| 390 |
if (module_exists('content')) {
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$form['bio_regstration_form'] = array(
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'#type' => 'radios',
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'#title' => t('Show fields on registration form'),
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'#options' => array(t('Disabled'), t('Enabled')),
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| 395 |
'#default_value' => variable_get('bio_regstration_form', 0),
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'#description' => t('Enable this option to display bio fields on the user registration form. This will automatically create a bio record for a user when they register.'),
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);
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// Determine the options and default values.
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$fields = _bio_get_fields();
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$default_values = variable_get('bio_regstration_form_fields', array());
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foreach ($fields as $field_name => $properties) {
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$options[$field_name] = check_plain($properties['widget']['label']);
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// Required fields are always shown on registration form.
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if ($properties['required'] || !empty($default_values[$field_name])) {
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$default_values[$field_name] = $field_name;
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}
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else {
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$default_vales[$field_name] = 0;
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}
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}
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// Display list of fields.
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| 413 |
$form['bio_regstration_form_fields'] = array(
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'#type' => 'checkboxes',
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'#title' => t('Registration form fields'),
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'#options' => $options,
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'#default_value' => $default_values,
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'#description' => t('Fields checked here will be displayed on the user registration form. Required fields are always shown.'),
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'#theme' => 'bio_registration_fields',
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);
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}
|
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| 423 |
// Strange hack for invalidating Views cache.
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| 424 |
$add_a_submit = system_settings_form($form);
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| 425 |
$add_a_submit['#validate']['bio_settings_validate_xxx'] = array();
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return $add_a_submit;
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}
|
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/**
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| 430 |
* Theme function for bio registration form options that adds a disabled flag
|
| 431 |
* to required fields.
|
| 432 |
*
|
| 433 |
* @ingroup themeable
|
| 434 |
*/
|
| 435 |
function theme_bio_registration_fields($form) {
|
| 436 |
$fields = _bio_get_fields();
|
| 437 |
foreach (element_children($form) as $field_name) {
|
| 438 |
// Disable required fields; they always show up.
|
| 439 |
if ($fields[$field_name]['required']) {
|
| 440 |
$form[$field_name]['#attributes'] = array('disabled' => 'disabled');
|
| 441 |
$form[$field_name]['#value'] = $field_name;
|
| 442 |
}
|
| 443 |
}
|
| 444 |
|
| 445 |
return drupal_render($form);
|
| 446 |
}
|
| 447 |
|
| 448 |
/**
|
| 449 |
* Invalidate Views cache when bio settings form is submitted.
|
| 450 |
*
|
| 451 |
* This is required in case the bio node type has changed. We need the _xxx
|
| 452 |
* suffix to keep it from interfering with the #base in system_settings_form().
|
| 453 |
* Also, we do it in the validate phase because submits were interfering with
|
| 454 |
* the #base attribute. Yuck.
|
| 455 |
*
|
| 456 |
* @todo Less hackish way to do this?
|
| 457 |
*/
|
| 458 |
function bio_settings_validate_xxx($form_id, $form_values) {
|
| 459 |
if (module_exists('views')) {
|
| 460 |
views_invalidate_cache();
|
| 461 |
}
|
| 462 |
}
|
| 463 |
|
| 464 |
/**
|
| 465 |
* Retrieve field info for Bio CCK type.
|
| 466 |
*/
|
| 467 |
function _bio_get_fields() {
|
| 468 |
$bio_nodetype = bio_get_type();
|
| 469 |
$type = content_types($bio_nodetype);
|
| 470 |
return $type['fields'];
|
| 471 |
}
|
| 472 |
|
| 473 |
/**
|
| 474 |
* Short-hand function to return bio node type.
|
| 475 |
*
|
| 476 |
* @return $string
|
| 477 |
* Node type short name currently assigned as the Bio type.
|
| 478 |
*/
|
| 479 |
function bio_get_type() {
|
| 480 |
return variable_get('bio_nodetype', 'bio');
|
| 481 |
}
|
| 482 |
|
| 483 |
/*
|
| 484 |
* Views integration for Bio module.
|
| 485 |
*
|
| 486 |
* Bio module's Views integration works by cloning many features of Views
|
| 487 |
* module's existing node integration. To avoid a large amount of code being
|
| 488 |
* loaded on every page, these functions therefore merely call private
|
| 489 |
* functions in bio_views.inc.
|
| 490 |
*/
|
| 491 |
|
| 492 |
/**
|
| 493 |
* Implementation of hook_views_table_alter().
|
| 494 |
*
|
| 495 |
* @see _bio_views_tables_alter()
|
| 496 |
*/
|
| 497 |
function bio_views_tables_alter(&$tables) {
|
| 498 |
require_once drupal_get_path('module', 'bio') .'/bio_views.inc';
|
| 499 |
return _bio_views_tables_alter($tables);
|
| 500 |
}
|
| 501 |
|
| 502 |
/**
|
| 503 |
* Copy of views_handler_filter_isnew($op, $filter, $filterinfo, &$query)
|
| 504 |
*
|
| 505 |
* @see _bio_handler_filter_isnew()
|
| 506 |
*/
|
| 507 |
function bio_handler_filter_isnew($op, $filter, $filterinfo, &$query) {
|
| 508 |
require_once drupal_get_path('module', 'bio') .'/bio_views.inc';
|
| 509 |
return _bio_handler_filter_isnew($op, $filter, $filterinfo, $query);
|
| 510 |
}
|
| 511 |
|
| 512 |
/**
|
| 513 |
* Implementation of hook_views_query_alter().
|
| 514 |
*
|
| 515 |
* @see _bio_views_query_alter()
|
| 516 |
*/
|
| 517 |
function bio_views_query_alter(&$query, $view, $summary, $level) {
|
| 518 |
require_once drupal_get_path('module', 'bio') .'/bio_views.inc';
|
| 519 |
return _bio_views_query_alter($query, $view, $summary, $level);
|
| 520 |
}
|
| 521 |
|
| 522 |
/**
|
| 523 |
* Implementation of hook_views_default_views().
|
| 524 |
*
|
| 525 |
* @see _bio_views_default_views()
|
| 526 |
*/
|
| 527 |
function bio_views_default_views() {
|
| 528 |
require_once drupal_get_path('module', 'bio') .'/bio_views.inc';
|
| 529 |
return _bio_views_default_views();
|
| 530 |
}
|
| 531 |
|
| 532 |
/**
|
| 533 |
* Implementation of hook_views_tables().
|
| 534 |
*
|
| 535 |
* @see _bio_views_tables()
|
| 536 |
*/
|
| 537 |
function bio_views_tables() {
|
| 538 |
require_once drupal_get_path('module', 'bio') .'/bio_views.inc';
|
| 539 |
return _bio_views_tables();
|
| 540 |
}
|