popsu-d7/sites/all/modules/simplenews/includes/simplenews.subscription.inc
Bachir Soussi Chiadmi 1bc61b12ad first import
2015-04-08 11:40:19 +02:00

819 lines
27 KiB
PHP

<?php
/**
* @file
* (Un)subscription and (un)subscription confirmation
*
* FAPI subscription form cases:
* - ACCOUNT
* self/admin action: authenticated user
* via hook_user form: category=newsletter
*
* - BLOCK
* self action: anonymous / authenticated user
* via hook_block: block
*
* - PAGE
* self action: anonymous / authenticated user
* callback: newsletter/subscriptions
*
* - MULTI BLOCK
* self action: anonymous / authenticated user
* authenticated user
* via hook_block: multi_block
* using PAGE handlers
*
* - ADMIN
* admin action: authenticated user
* via hook_menu: admin
*
* FAPI additional form cases:
* - CONFIRM ADD
* - CONFIRM REMOVAL
*
* @ingroup simplenews
*/
/**
* FAPI ACCOUNT subscription form.
*
* Finally _account_ cases inject into hook_user and won't work on its own.
* Note that our basis is:
* drupal_get_form('user_profile_form', ...);
* and NOT:
* drupal_get_form('simplenews_subscriptions_account', ...);
*
* see also user/user.module and user/user.pages.inc
*
* @see simplenews_subscriptions_account_form_validate()
* @see simplenews_subscriptions_account_form_submit()
*/
function simplenews_subscriptions_account_form(&$form, &$form_state, $subscriber) {
$options = array();
$default_value = array();
// Get newsletters for subscription form checkboxes.
// Newsletters with opt-in/out method 'hidden' will not be listed.
foreach (simplenews_category_get_visible() as $newsletter) {
$options[$newsletter->tid] = check_plain(_simplenews_newsletter_name($newsletter));
$default_value[$newsletter->tid] = FALSE;
}
if ($subscriber) {
$default_value = array_merge($default_value, $subscriber->tids);
}
$form['subscriptions'] = array(
'#type' => 'fieldset',
'#description' => t('Select your newsletter subscriptions.'),
);
$form['subscriptions']['newsletters'] = array(
'#type' => 'checkboxes',
'#options' => $options,
'#default_value' => $default_value,
);
$form['subscriptions']['#title'] = t('Current newsletter subscriptions');
// if we don't override #validate, see user_profile_form_validate
// adding an own #submit leads to the situation where drupal omits execution of user_profile_form_submit completely
$form['#submit'][] = 'simplenews_subscriptions_account_form_submit';
}
/**
* FAPI ACCOUNT subscription form_submit.
*/
function simplenews_subscriptions_account_form_submit($form, &$form_state) {
global $user;
$account = $form['#user'];
// We first subscribe, then unsubscribe. This prevents deletion of subscriptions
// when unsubscribed from the
arsort($form_state['values']['newsletters'], SORT_NUMERIC);
foreach ($form_state['values']['newsletters'] as $tid => $checked) {
if ($checked) {
simplenews_subscribe_user($account->mail, $tid, FALSE, 'website');
}
else {
simplenews_unsubscribe_user($account->mail, $tid, FALSE, 'website');
}
}
if ($user->uid == $account->uid) {
drupal_set_message(t('Your newsletter subscriptions have been updated.'));
}
else {
drupal_set_message(t('The newsletter subscriptions for user %account have been updated.', array('%account' => $account->name)));
}
}
/**
* FAPI BLOCK subscription form.
*
* @param $tid term id of selected newsletter.
*
* @see simplenews_block_form_validate()
* @see simplenews_block_form_submit()
*/
function simplenews_block_form($form, &$form_state, $tid) {
global $user;
$form = array();
$submit_text = t('Subscribe');
if ($user->uid) {
if (simplenews_user_is_subscribed($user->mail, $tid)) {
$submit_text = t('Unsubscribe');
$form['action'] = array('#type' => 'value', '#value' => 'unsubscribe');
$form['#attributes'] = array('class' => array('simplenews-unsubscribe'));
}
else {
$form['action'] = array('#type' => 'value', '#value' => 'subscribe');
$form['#attributes'] = array('class' => array('simplenews-subscribe'));
}
$form['mail'] = array('#type' => 'value', '#value' => $user->mail);
}
else {
$form['mail'] = array(
'#type' => 'textfield',
'#title' => t('E-mail'),
'#size' => 20,
'#maxlength' => 128,
'#required' => TRUE,
);
$form['action'] = array('#type' => 'value', '#value' => 'subscribe');
$form['#attributes'] = array('class' => array('simplenews-subscribe'));
}
// All block forms use the same validate and submit function.
// #tid carries the tid for processing of the right newsletter issue term.
$form['#tid'] = $tid;
$form['#validate'][] = 'simplenews_block_form_validate';
$form['#submit'][] = 'simplenews_block_form_submit';
$form['submit'] = array(
'#type' => 'submit',
'#value' => $submit_text,
);
return $form;
}
/*
* FAPI BLOCK subscription form_validate.
*/
function simplenews_block_form_validate($form, &$form_state) {
if (!valid_email_address($form_state['values']['mail'])) {
form_set_error('mail', t("The e-mail address you supplied is not valid."));
}
}
/*
* FAPI BLOCK subscription form_submit.
*/
function simplenews_block_form_submit($form, &$form_state) {
$tid = $form['#tid'];
$account = simplenews_load_user_by_mail($form_state['values']['mail']);
$confirm = simplenews_require_double_opt_in($tid, $account);
switch ($form_state['values']['action']) {
case 'subscribe':
simplenews_subscribe_user($form_state['values']['mail'], $tid, $confirm, 'website');
if ($confirm) {
drupal_set_message(t('You will receive a confirmation e-mail shortly containing further instructions on how to complete your subscription.'));
}
else {
drupal_set_message(t('You have been subscribed.'));
}
break;
case 'unsubscribe':
simplenews_unsubscribe_user($form_state['values']['mail'], $tid, $confirm, 'website');
if ($confirm) {
drupal_set_message(t('You will receive a confirmation e-mail shortly containing further instructions on how to cancel your subscription.'));
}
else {
drupal_set_message(t('You have been unsubscribed.'));
}
break;
}
}
/**
* FAPI PAGE subscription form.
*
* @see simplenews_subscriptions_page_form_validate()
* @see simplenews_subscriptions_page_form_submit()
*/
function simplenews_subscriptions_page_form($form, &$form_state, $code = NULL) {
global $user;
$subscriber = $mail = FALSE;
if (!empty($user->mail)) {
$subscriber = simplenews_subscriber_load_by_mail($user->mail);
$mail = $user->mail;
}
// If a hash is provided, try to load the corresponding subscriber.
else if ($code) {
if (!$subscriber = simplenews_subscriber_load_by_hash($code)) {
drupal_not_found();
return;
}
$mail = $subscriber->mail;
}
$form = array();
$options = array();
$default_value = array();
// Get newsletters for subscription form checkboxes.
// Newsletters with opt-in/out method 'hidden' will not be listed.
foreach (simplenews_category_get_visible() as $newsletter) {
$options[$newsletter->tid] = check_plain($newsletter->name);
$default_value[$newsletter->tid] = FALSE;
}
if ($subscriber) {
// If there is an existing subscriber object, use the existing settings.
$default_value = array_merge($default_value, $subscriber->tids);
}
$form['subscriptions'] = array(
'#type' => 'fieldset',
);
$form['subscriptions']['newsletters'] = array(
'#type' => 'checkboxes',
'#options' => $options,
'#default_value' => $default_value
);
// If we have a mail address, which is either from a logged in user or a
// subscriber identified through the hash code, display the mail address
// instead of a textfield. Anonymous uses will still have to confirm any
// changes.
if ($mail) {
$form['subscriptions']['#title'] = t('Subscriptions for %mail', array('%mail' => $mail));
$form['subscriptions']['#description'] = t('Check the newsletters you want to subscribe to. Uncheck the ones you want to unsubscribe from.');
$form['subscriptions']['mail'] = array('#type' => 'value', '#value' => $mail);
$form['update'] = array(
'#type' => 'submit',
'#value' => t('Update'),
'#weight' => 20,
// @todo: add clean submit handler
);
}
else {
$form['subscriptions']['#title'] = t('Manage your newsletter subscriptions');
$form['subscriptions']['#description'] = t('Select the newsletter(s) to which you want to subscribe or unsubscribe.');
$form['subscriptions']['mail'] = array(
'#type' => 'textfield',
'#title' => t('E-mail'),
'#size' => 20,
'#maxlength' => 128,
'#weight' => 10,
'#required' => TRUE,
);
$form['subscribe'] = array(
'#type' => 'submit',
'#value' => t('Subscribe'),
'#weight' => 20,
// @todo: add clean submit handler
);
$form['unsubscribe'] = array(
'#type' => 'submit',
'#value' => t('Unsubscribe'),
'#weight' => 30,
// @todo: add clean submit handler
);
}
$form['#validate'][] = 'simplenews_subscriptions_page_form_validate';
$form['#submit'][] = 'simplenews_subscriptions_page_form_submit';
return $form;
}
/**
* FAPI PAGE subscription form_validate.
*/
function simplenews_subscriptions_page_form_validate($form, &$form_state) {
$valid_email = valid_email_address($form_state['values']['mail']);
if (!$valid_email) {
form_set_error('mail', t('The e-mail address you supplied is not valid.'));
}
$checked_newsletters = array_filter($form_state['values']['newsletters']);
// Unless we're in update mode, at least one checkbox must be checked.
if (!count($checked_newsletters) && $form_state['values']['op'] != t('Update')) {
form_set_error('newsletters', t('You must select at least one newsletter.'));
}
}
/**
* FAPI PAGE subscription form_submit.
*/
function simplenews_subscriptions_page_form_submit($form, &$form_state) {
$mail = $form_state['values']['mail'];
$account = simplenews_load_user_by_mail($mail);
// Group confirmation mails as necessary and configured.
simplenews_confirmation_combine(TRUE);
switch ($form_state['values']['op']) {
case t('Update'):
// We first subscribe, then unsubscribe. This prevents deletion of subscriptions
// when unsubscribed from the
arsort($form_state['values']['newsletters'], SORT_NUMERIC);
foreach ($form_state['values']['newsletters'] as $tid => $checked) {
$confirm = simplenews_require_double_opt_in($tid, $account);
if ($checked) {
simplenews_subscribe_user($mail, $tid, $confirm, 'website');
}
else {
simplenews_unsubscribe_user($mail, $tid, $confirm, 'website');
}
}
if (simplenews_confirmation_send_combined()) {
drupal_set_message(t('You will receive a confirmation e-mail shortly containing further instructions on how to complete your subscription.'));
}
else {
drupal_set_message(t('The newsletter subscriptions for %mail have been updated.', array('%mail' => $form_state['values']['mail'])));
}
break;
case t('Subscribe'):
foreach ($form_state['values']['newsletters'] as $tid => $checked) {
if ($checked) {
$confirm = simplenews_require_double_opt_in($tid, $account);
simplenews_subscribe_user($mail, $tid, $confirm, 'website');
}
}
if (simplenews_confirmation_send_combined()) {
drupal_set_message(t('You will receive a confirmation e-mail shortly containing further instructions on how to complete your subscription.'));
}
else {
drupal_set_message(t('The newsletter subscriptions for %mail have been updated.', array('%mail' => $form_state['values']['mail'])));
}
break;
case t('Unsubscribe'):
foreach ($form_state['values']['newsletters'] as $tid => $checked) {
if ($checked) {
$confirm = simplenews_require_double_opt_in($tid, $account);
simplenews_unsubscribe_user($mail, $tid, $confirm, 'website');
}
}
if (simplenews_confirmation_send_combined()) {
drupal_set_message(t('You will receive a confirmation e-mail shortly containing further instructions on how to cancel your subscription.'));
}
else {
drupal_set_message(t('The newsletter subscriptions for %mail have been updated.', array('%mail' => $form_state['values']['mail'])));
}
break;
}
}
/**
* FAPI MULTI BLOCK subscription form.
*
* Menu callback: Generates the subscription form for users for the multisignup block.
*
* @see simplenews_subscriptions_multi_block_form_validate()
* @see simplenews_subscriptions_multi_block_form_submit()
*/
function simplenews_subscriptions_multi_block_form($form, &$form_state) {
global $user;
$subscriber = !empty($user->mail) ? simplenews_subscriber_load_by_mail($user->mail) : FALSE;
// If someone not authorized to edit their subscription, return empty form.
if (!user_access('subscribe to newsletters')) {
return;
}
$form = array();
$options = array();
$default_value = array();
// Get newsletters for subscription form checkboxes.
// Newsletters with opt-in/out method 'hidden' will not be listed.
foreach (simplenews_category_get_visible() as $newsletter) {
$options[$newsletter->tid] = check_plain($newsletter->name);
$default_value[$newsletter->tid] = FALSE;
}
if ($subscriber) {
// If there is an existing subscriber object, use the existing settings.
$default_value = array_merge($default_value, $subscriber->tids);
}
$form['newsletters'] = array(
'#type' => 'checkboxes',
'#options' => $options,
'#default_value' => $default_value,
);
// If current user is logged in, just display email.
// Anonymous users see an email box and will receive confirmations
if (user_is_logged_in()) {
// @todo why not simply Manage your subscriptions?
$form['mail'] = array('#type' => 'value', '#value' => $user->mail);
$form['update'] = array(
'#type' => 'submit',
'#value' => t('Update'),
'#weight' => 20,
// @todo: add clean submit handler
);
}
else {
$form['mail'] = array(
'#type' => 'textfield',
'#title' => t('E-mail'),
'#size' => 20,
'#maxlength' => 128,
'#weight' => 10,
'#required' => TRUE,
);
$form['subscribe'] = array(
'#type' => 'submit',
'#value' => t('Subscribe'),
'#weight' => 20,
// @todo: add clean submit handler
);
$form['unsubscribe'] = array(
'#type' => 'submit',
'#value' => t('Unsubscribe'),
'#weight' => 30,
// @todo: add clean submit handler
);
}
$form['#validate'][] = 'simplenews_subscriptions_page_form_validate';
$form['#submit'][] = 'simplenews_subscriptions_page_form_submit';
return $form;
}
/**
* Menu callback: confirm the user's (un)subscription request
*
* This function is called by clicking the confirm link in the confirmation
* email or the unsubscribe link in the footer of the newsletter. It handles
* both subscription addition and subscription removal.
*
* Calling URLs are:
* newsletter/confirm/add
* newsletter/confirm/add/$HASH
* newsletter/confirm/remove
* newsletter/confirm/remove/$HASH
*
* @see simplenews_confirm_add_form()
* @see simplenews_confirm_removal_form()
*/
/**
* Menu callback: confirm the user's (un)subscription request
*
* This function is called by clicking the confirm link in the confirmation
* email or the unsubscribe link in the footer of the newsletter. It handles
* both subscription addition and subscription removal.
*
* @see simplenews_confirm_add_form()
* @see simplenews_confirm_removal_form()
*
* @todo Add parameter description here.
*/
function simplenews_confirm_subscription() {
$arguments = func_get_args();
$op = array_shift($arguments);
$code = array_shift($arguments);
if ($subscriber = simplenews_subscriber_load_by_hash($code)) {
// Extract the category id.
list($snid, $tid) = explode('t', drupal_substr($code, 10));
if ($tid > 0) {
$category = simplenews_category_load($tid);
}
// The confirmation page called with two arguments will display a confirmation question.
// When called with three of more arguments the user will be directed to the
// (un)subscribe confirmation page. The additional arguments will be passed on
// to the confirmation page.
if (empty($arguments)) {
if ($op == 'remove') {
return drupal_get_form('simplenews_confirm_removal_form', $subscriber->mail, $category);
}
elseif ($op == 'add') {
return drupal_get_form('simplenews_confirm_add_form', $subscriber->mail, $category);
}
elseif ($op == 'combined' && !empty($subscriber->changes)) {
return drupal_get_form('simplenews_confirm_multi_form', $subscriber);
}
}
else {
if ($op == 'remove') {
simplenews_unsubscribe_user($subscriber->mail, $tid, FALSE, 'website');
if ($path = variable_get('simplenews_confirm_unsubscribe_page', '')) {
$path = $path . '/' . implode('/', $arguments);
drupal_goto($path);
}
drupal_set_message(t('%user was unsubscribed from the %newsletter mailing list.', array('%user' => $subscriber->mail, '%newsletter' => _simplenews_newsletter_name($category))));
drupal_goto(variable_get('site_frontpage', 'node'));
}
else if ($op == 'add') {
simplenews_subscribe_user($subscriber->mail, $tid, FALSE, 'website');
if ($path = variable_get('simplenews_confirm_subscribe_page', '')) {
$path = $path . '/' . implode('/', $arguments);
drupal_goto($path);
}
drupal_set_message(t('%user was added to the %newsletter mailing list.', array('%user' => $subscriber->mail, '%newsletter' => _simplenews_newsletter_name($category))));
drupal_goto(variable_get('site_frontpage', 'node'));
}
else if ($op == 'combined' && !empty($subscriber->changes)) {
foreach ($subscriber->changes as $tid => $action) {
if ($action == 'subscribe') {
simplenews_subscribe_user($subscriber->mail, $tid, FALSE, 'website');
}
else if ($action == 'subscribe') {
simplenews_unsubscribe_user($subscriber->mail, $tid, FALSE, 'website');
}
}
// Clear changes.
$subscriber->changes = array();
simplenews_subscriber_save($subscriber);
drupal_set_message(t('Subscription changes confirmed for %user.', array('%user' => $subscriberil)));
drupal_goto(variable_get('site_frontpage', 'node'));
}
}
}
// If md5 didn't match, do a not found.
drupal_not_found();
return;
}
/**
* Generate the confirm subscription form.
*
* @see simplenews_confirm_add_form_submit()
*/
function simplenews_confirm_add_form($form, &$form_state, $mail, $newsletter) {
$form = array();
$form['question'] = array(
'#markup' => '<p>' . t('Are you sure you want to add %user to the %newsletter mailing list?', array('%user' => $mail, '%newsletter' => _simplenews_newsletter_name($newsletter))) . "<p>\n",
);
$form['mail'] = array(
'#type' => 'value',
'#value' => $mail,
);
$form['newsletter'] = array(
'#type' => 'value',
'#value' => $newsletter,
);
return confirm_form($form,
t('Confirm subscription'),
'',
t('You can always unsubscribe later.'),
t('Subscribe'),
t('Cancel')
);
}
function simplenews_confirm_add_form_submit($form, &$form_state) {
simplenews_subscribe_user($form_state['values']['mail'], $form_state['values']['newsletter']->tid, FALSE, 'website');
if (!$path = variable_get('simplenews_confirm_subscribe_page', '')){
$path = variable_get('site_frontpage', 'node');
drupal_set_message(t('%user was added to the %newsletter mailing list.', array('%user' => $form_state['values']['mail'], '%newsletter' => _simplenews_newsletter_name($form_state['values']['newsletter']))));
}
$form_state['redirect'] = $path;
}
/**
* Generate the confirm subscription form.
*
* @see simplenews_confirm_add_form_submit()
*/
function simplenews_confirm_multi_form($form, &$form_state, $subscriber) {
$form = array();
$form['question'] = array(
'#markup' => '<p>' . t('Are you sure you want to confirm the following subscription changes for %user?', array('%user' => $subscriber->mail)) . "<p>\n",
);
$form['changes'] = array(
'#theme' => 'item_list',
'#items' => simplenews_confirmation_get_changes_list($subscriber),
);
$form['subscriber'] = array(
'#type' => 'value',
'#value' => $subscriber,
);
return confirm_form($form,
t('Confirm subscription'),
'',
t('You can always change your subscriptions later.'),
t('Confirm'),
t('Cancel')
);
}
function simplenews_confirm_multi_form_submit($form, &$form_state) {
$subscriber = $form_state['values']['subscriber'];
foreach ($subscriber->changes as $tid => $action) {
if ($action == 'subscribe') {
simplenews_subscribe_user($subscriber->mail, $tid, FALSE, 'website');
}
else if ($action == 'unsubscribe') {
simplenews_unsubscribe_user($subscriber->mail, $tid, FALSE, 'website');
}
}
// Clear changes.
$subscriber->changes = array();
simplenews_subscriber_save($subscriber);
drupal_set_message(t('Subscription changes confirmed for %user.', array('%user' => $subscriber->mail)));
$form_state['redirect'] = variable_get('site_frontpage', 'node');
}
/**
* Generate the confirm unsubscription form.
*
* @see simplenews_confirm_removal_form_submit()
*/
function simplenews_confirm_removal_form($form, &$form_state, $mail, $newsletter) {
$form = array();
$form['question'] = array(
'#markup' => '<p>' . t('Are you sure you want to remove %user from the %newsletter mailing list?', array('%user' => $mail, '%newsletter' => _simplenews_newsletter_name($newsletter))) . "<p>\n",
);
$form['mail'] = array(
'#type' => 'value',
'#value' => $mail,
);
$form['newsletter'] = array(
'#type' => 'value',
'#value' => $newsletter,
);
return confirm_form($form,
t('Confirm remove subscription'),
'',
t('This action will unsubscribe you from the newsletter mailing list.'),
t('Unsubscribe'),
t('Cancel')
);
}
function simplenews_confirm_removal_form_submit($form, &$form_state) {
simplenews_unsubscribe_user($form_state['values']['mail'], $form_state['values']['newsletter']->tid, FALSE, 'website');
if (!$path = variable_get('simplenews_confirm_unsubscribe_page', '')){
$path = variable_get('site_frontpage', 'node');
drupal_set_message(t('%user was unsubscribed from the %newsletter mailing list.', array('%user' => $form_state['values']['mail'], '%newsletter' => _simplenews_newsletter_name($form_state['values']['newsletter']))));
}
$form_state['redirect'] = $path;
}
/**
* FAPI ADMIN subscription form.
*
* Menu callback: handle the edit subscription page and a subscription
* page for anonymous users.
*
* @see simplenews_subscriptions_admin_form_validate()
* @see simplenews_subscriptions_admin_form_submit()
*/
function simplenews_subscriptions_admin_form($form, &$form_state, $snid) {
$subscriber = simplenews_subscriber_load($snid);
$form = array();
$options = array();
$default_value = array();
// Get newsletters for subscription form checkboxes.
// Newsletters with opt-in/out method 'hidden' will not be listed.
foreach (simplenews_category_get_visible() as $newsletter) {
$options[$newsletter->tid] = check_plain($newsletter->name);
$default_value[$newsletter->tid] = FALSE;
}
$form['subscriptions'] = array(
'#title' => t('Subscriptions for %mail', array('%mail' => $subscriber->mail)),
'#type' => 'fieldset',
'#description' => t('Select the newsletter(s) to add/remove from subscription.'),
);
$form['subscriptions']['newsletters'] = array(
'#type' => 'checkboxes',
'#options' => $options,
'#default_value' => array_merge($default_value, $subscriber->tids),
);
$form['activated'] = array(
'#title' => t('Activation'),
'#type' => 'fieldset',
'#description' => t('Activate or inactivate account.'),
);
$form['activated']['activated'] = array(
'#type' => 'checkbox',
'#title' => t('Activated'),
'#default_value' => $subscriber->activated,
);
if ((variable_get('language_count', 1) > 1)) {
// @todo we could allow to switch back to "default", but user_load
//$language_options[''] = t('Site default language');
$languages = language_list('enabled');
foreach ($languages[1] as $langcode => $item) {
$name = t($item->name);
$language_options[$langcode] = $name . ($item->native != $name ? ' ('. $item->native .')' : '');
}
// std users have language in profile. disable
$disabled = $subscriber->uid ? TRUE : FALSE;
$form['language'] = array(
'#type' => 'fieldset',
'#title' => 'Preferred language',
'#description' => t('The e-mails will be localized in language chosen. Real users have their preference in account settings.'),
'#disabled' => FALSE,
);
if ($subscriber->uid) {
// fapi error: disabled not supported for select type. workaround: output markup
$form['language']['language'] = array(
'#type' => 'markup',
'#value' => $language_options[$subscriber->language],
);
}
else {
$form['language']['language'] = array(
'#type' => 'select',
'#default_value' => $subscriber->language,
'#options' => $language_options,
);
}
}
$form['subscriptions']['mail'] = array('#type' => 'value', '#value' => $subscriber->mail);
$form['update'] = array(
'#type' => 'submit',
'#value' => t('Update'),
'#weight' => 20,
);
$form['#validate'][] = 'simplenews_subscriptions_admin_form_validate';
$form['#submit'][] = 'simplenews_subscriptions_admin_form_submit';
$form['#redirect'] = 'admin/content/simplenews/users';
return $form;
}
/**
* FAPI ADMIN subscription form_validate.
*/
function simplenews_subscriptions_admin_form_validate($form, &$form_state) {
$subscriber = simplenews_subscriber_load_by_mail($form_state['values']['mail']);
$valid_email = valid_email_address($form_state['values']['mail']);
if (!$valid_email) {
form_set_error('mail', t('The e-mail address you supplied is not valid.'));
}
$checked_newsletters = array_filter($form_state['values']['newsletters']);
if (!count($checked_newsletters) && !$subscriber) {
form_set_error('newsletters', t('You must select at least one newsletter.'));
}
$languages = language_list('enabled');
if (!empty($form_state['values']['language'])
&& !isset($languages[1][$form_state['values']['language']])) {
form_set_error('language', t('Please choose a language from the list.'));
}
}
/**
* FAPI ADMIN subscription form_submit.
*/
function simplenews_subscriptions_admin_form_submit($form, &$form_state) {
$subscriber = simplenews_subscriber_load_by_mail($form_state['values']['mail']);
// update subscriptions
arsort($form_state['values']['newsletters'], SORT_NUMERIC);
foreach ($form_state['values']['newsletters'] as $tid => $checked) {
if ($checked) {
simplenews_subscribe_user($form_state['values']['mail'], $tid, FALSE, 'website');
}
else {
simplenews_unsubscribe_user($form_state['values']['mail'], $tid, FALSE, 'website');
}
}
// update subscriber
$data = array();
$subscriber->activated = $form_state['values']['activated'];
if (!$subscriber->uid) {
if (isset($form_state['values']['language'])) {
$subscriber->language = $form_state['values']['language'];
}
}
simplenews_subscriber_save($subscriber);
drupal_set_message(t('The newsletter subscriptions for %mail have been updated.', array('%mail' => $form_state['values']['mail'])));
}