drupal/modules/user/user.pages.inc

370 lines
14 KiB
PHP

<?php
// $Id$
/**
* @file
* User page callback file for the user module.
*/
/**
* Menu callback; Retrieve a pipe delimited string of autocomplete suggestions for existing users
*/
function user_autocomplete($string = '') {
$matches = array();
if ($string) {
$result = db_query_range("SELECT name FROM {users} WHERE LOWER(name) LIKE LOWER('%s%%')", $string, 0, 10);
while ($user = db_fetch_object($result)) {
$matches[$user->name] = check_plain($user->name);
}
}
drupal_json($matches);
}
/**
* Form builder; Request a password reset.
*
* @ingroup forms
* @see user_pass_validate().
* @see user_pass_submit().
*/
function user_pass() {
$form['name'] = array(
'#type' => 'textfield',
'#title' => t('Username or e-mail address'),
'#size' => 60,
'#maxlength' => max(USERNAME_MAX_LENGTH, EMAIL_MAX_LENGTH),
'#required' => TRUE,
);
$form['submit'] = array('#type' => 'submit', '#value' => t('E-mail new password'));
return $form;
}
function user_pass_validate($form, &$form_state) {
$name = trim($form_state['values']['name']);
if (valid_email_address($name)) {
$account = user_load(array('mail' => $name, 'status' => 1));
}
else {
$account = user_load(array('name' => $name, 'status' => 1));
}
if (isset($account->uid)) {
form_set_value(array('#parents' => array('account')), $account, $form_state);
}
else {
form_set_error('name', t('Sorry, %name is not recognized as a user name or an e-mail address.', array('%name' => $name)));
}
}
function user_pass_submit($form, &$form_state) {
global $language;
$account = $form_state['values']['account'];
// Mail one time login URL and instructions using current language.
_user_mail_notify('password_reset', $account, $language);
watchdog('user', 'Password reset instructions mailed to %name at %email.', array('%name' => $account->name, '%email' => $account->mail));
drupal_set_message(t('Further instructions have been sent to your e-mail address.'));
$form_state['redirect'] = 'user';
return;
}
/**
* Menu callback; process one time login link and redirects to the user page on success.
*/
function user_pass_reset(&$form_state, $uid, $timestamp, $hashed_pass, $action = NULL) {
global $user;
// Check if the user is already logged in. The back button is often the culprit here.
if ($user->uid) {
drupal_set_message(t('You have already used this one-time login link. It is not necessary to use this link to login anymore. You are already logged in.'));
drupal_goto();
}
else {
// Time out, in seconds, until login URL expires. 24 hours = 86400 seconds.
$timeout = 86400;
$current = time();
// Some redundant checks for extra security ?
if ($timestamp < $current && $account = user_load(array('uid' => $uid, 'status' => 1)) ) {
// No time out for first time login.
if ($account->login && $current - $timestamp > $timeout) {
drupal_set_message(t('You have tried to use a one-time login link that has expired. Please request a new one using the form below.'));
drupal_goto('user/password');
}
else if ($account->uid && $timestamp > $account->login && $timestamp < $current && $hashed_pass == user_pass_rehash($account->pass, $timestamp, $account->login)) {
// First stage is a confirmation form, then login
if ($action == 'login') {
watchdog('user', 'User %name used one-time login link at time %timestamp.', array('%name' => $account->name, '%timestamp' => $timestamp));
// Update the user table noting user has logged in.
// And this also makes this hashed password a one-time-only login.
db_query("UPDATE {users} SET login = %d WHERE uid = %d", time(), $account->uid);
// Now we can set the new user.
$user = $account;
// And proceed with normal login, going to user page.
$edit = array();
user_module_invoke('login', $edit, $user);
drupal_set_message(t('You have just used your one-time login link. It is no longer necessary to use this link to login. Please change your password.'));
drupal_goto('user/'. $user->uid .'/edit');
}
else {
$form['message'] = array('#value' => t('<p>This is a one-time login for %user_name and will expire on %expiration_date</p><p>Click on this button to login to the site and change your password.</p>', array('%user_name' => $account->name, '%expiration_date' => format_date($timestamp + $timeout))));
$form['help'] = array('#value' => '<p>'. t('This login can be used only once.') .'</p>');
$form['submit'] = array('#type' => 'submit', '#value' => t('Log in'));
$form['#action'] = url("user/reset/$uid/$timestamp/$hashed_pass/login");
return $form;
}
}
else {
drupal_set_message(t('You have tried to use a one-time login link which has either been used or is no longer valid. Please request a new one using the form below.'));
drupal_goto('user/password');
}
}
else {
// Deny access, no more clues.
// Everything will be in the watchdog's URL for the administrator to check.
drupal_access_denied();
}
}
}
/**
* Menu callback; logs the current user out, and redirects to the home page.
*/
function user_logout() {
global $user;
watchdog('user', 'Session closed for %name.', array('%name' => $user->name));
// Destroy the current session:
session_destroy();
module_invoke_all('user', 'logout', NULL, $user);
// Load the anonymous user
$user = drupal_anonymous_user();
drupal_goto();
}
/**
* Menu callback; Displays a user or user profile page.
*/
function user_view($account) {
drupal_set_title(check_plain($account->name));
// Retrieve all profile fields and attach to $account->content.
user_build_content($account);
/**
* To theme user profiles, copy modules/user/user_profile.tpl.php
* to your theme directory, and edit it as instructed in that file's comments.
*/
return theme('user_profile', $account);
}
/**
* Process variables for user-profile.tpl.php.
*
* The $variables array contains the following arguments:
* - $account
*
* @see user-picture.tpl.php
*/
function template_preprocess_user_profile(&$variables) {
$variables['profile'] = array();
// Sort sections by weight
uasort($variables['account']->content, 'element_sort');
// Provide keyed variables so themers can print each section independantly.
foreach (element_children($variables['account']->content) as $key) {
$variables['profile'][$key] = drupal_render($variables['account']->content[$key]);
}
// Collect all profiles to make it easier to print all items at once.
$variables['user_profile'] = implode($variables['profile']);
}
/**
* Process variables for user-profile-item.tpl.php.
*
* The $variables array contains the following arguments:
* - $element
*
* @see user-profile-item.tpl.php
*/
function template_preprocess_user_profile_item(&$variables) {
$variables['title'] = $variables['element']['#title'];
$variables['value'] = $variables['element']['#value'];
$variables['attributes'] = '';
if (isset($variables['element']['#attributes'])) {
$variables['attributes'] = drupal_attributes($variables['element']['#attributes']);
}
}
/**
* Process variables for user-profile-category.tpl.php.
*
* The $variables array contains the following arguments:
* - $element
*
* @see user-profile-category.tpl.php
*/
function template_preprocess_user_profile_category(&$variables) {
$variables['title'] = $variables['element']['#title'];
$variables['profile_items'] = $variables['element']['#children'];
$variables['attributes'] = '';
if (isset($variables['element']['#attributes'])) {
$variables['attributes'] = drupal_attributes($variables['element']['#attributes']);
}
}
/**
* Form builder; Present the form to edit a given user or profile category.
*
* @ingroup forms
* @see user_edit_validate().
* @see user_edit_submit().
*/
function user_edit($account, $category = 'account') {
drupal_set_title(check_plain($account->name));
return drupal_get_form('user_profile_form', $account, $category);
}
/**
* Form builder; edit a user account or one of their profile categories.
*
* @ingroup forms
* @see user_profile_form_validate()
* @see user_profile_form_submit().
* @see user_edit_delete_submit().
*/
function user_profile_form($form_state, $account, $category = 'account') {
$edit = (empty($form_state['values'])) ? (array)$account : $form_state['values'];
$form = _user_forms($edit, $account, $category);
$form['_category'] = array('#type' => 'value', '#value' => $category);
$form['_account'] = array('#type' => 'value', '#value' => $account);
$form['submit'] = array('#type' => 'submit', '#value' => t('Save'), '#weight' => 30);
if (user_access('administer users')) {
$form['delete'] = array(
'#type' => 'submit',
'#value' => t('Delete'),
'#weight' => 31,
'#submit' => array('user_edit_delete_submit'),
);
}
$form['#attributes']['enctype'] = 'multipart/form-data';
return $form;
}
/**
* Validation function for the user account and profile editing form.
*/
function user_profile_form_validate($form, &$form_state) {
user_module_invoke('validate', $form_state['values'], $form_state['values']['_account'], $form_state['values']['_category']);
// Validate input to ensure that non-privileged users can't alter protected data.
if ((!user_access('administer users') && array_intersect(array_keys($form_state['values']), array('uid', 'init', 'session'))) || (!user_access('administer access control') && isset($form_state['values']['roles']))) {
watchdog('security', 'Detected malicious attempt to alter protected user fields.', array(), WATCHDOG_WARNING);
// set this to a value type field
form_set_error('category', t('Detected malicious attempt to alter protected user fields.'));
}
}
/**
* Submit function for the user account and profile editing form.
*/
function user_profile_form_submit($form, &$form_state) {
$account = $form_state['values']['_account'];
$category = $form_state['values']['_category'];
unset($form_state['values']['_account'], $form_state['values']['op'], $form_state['values']['submit'], $form_state['values']['delete'], $form_state['values']['form_token'], $form_state['values']['form_id'], $form_state['values']['_category']);
user_module_invoke('submit', $form_state['values'], $account, $category);
user_save($account, $form_state['values'], $category);
// Clear the page cache because pages can contain usernames and/or profile information:
cache_clear_all();
drupal_set_message(t('The changes have been saved.'));
return;
}
/**
* Submit function for the 'Delete' button on the user edit form.
*/
function user_edit_delete_submit($form, &$form_state) {
$destination = '';
if (isset($_REQUEST['destination'])) {
$destination = drupal_get_destination();
unset($_REQUEST['destination']);
}
// Note: We redirect from user/uid/edit to user/uid/delete to make the tabs disappear.
$form_state['redirect'] = array("user/". $form_state['values']['_account']->uid ."/delete", $destination);
}
/**
* Form builder; confirm form for user deletion.
*
* @ingroup forms
* @see user_confirm_delete_submit().
*/
function user_confirm_delete(&$form_state, $account) {
$form['_account'] = array('#type' => 'value', '#value' => $account);
return confirm_form($form,
t('Are you sure you want to delete the account %name?', array('%name' => $account->name)),
'user/'. $account->uid,
t('All submissions made by this user will be attributed to the anonymous account. This action cannot be undone.'),
t('Delete'), t('Cancel'));
}
/**
* Submit function for the confirm form for user deletion.
*/
function user_confirm_delete_submit($form, &$form_state) {
user_delete($form_state['values'], $form_state['values']['_account']->uid);
drupal_set_message(t('%name has been deleted.', array('%name' => $form_state['values']['_account']->name)));
if (!isset($_REQUEST['destination'])) {
$form_state['redirect'] = 'admin/user/user';
}
}
function user_edit_validate($form, &$form_state) {
user_module_invoke('validate', $form_state['values'], $form_state['values']['_account'], $form_state['values']['_category']);
// Validate input to ensure that non-privileged users can't alter protected data.
if ((!user_access('administer users') && array_intersect(array_keys($form_state['values']), array('uid', 'init', 'session'))) || (!user_access('administer access control') && isset($form_state['values']['roles']))) {
watchdog('security', 'Detected malicious attempt to alter protected user fields.', array(), WATCHDOG_WARNING);
// set this to a value type field
form_set_error('category', t('Detected malicious attempt to alter protected user fields.'));
}
}
function user_edit_submit($form, &$form_state) {
$account = $form_state['values']['_account'];
$category = $form_state['values']['_category'];
unset($form_state['values']['_account'], $form_state['values']['op'], $form_state['values']['submit'], $form_state['values']['delete'], $form_state['values']['form_token'], $form_state['values']['form_id'], $form_state['values']['_category']);
user_module_invoke('submit', $form_state['values'], $account, $category);
user_save($account, $form_state['values'], $category);
// Clear the page cache because pages can contain usernames and/or profile information:
cache_clear_all();
drupal_set_message(t('The changes have been saved.'));
return;
}
/**
* Access callback for path /user.
*
* Displays user profile if user is logged in, or login form for anonymous
* users.
*/
function user_page() {
global $user;
if ($user->uid) {
menu_set_active_item('user/'. $user->uid);
return menu_execute_active_handler();
}
else {
return drupal_get_form('user_login');
}
}