/**
* A hook fired during the registration proccess of the user
* Check if the user wants to receive site newsletters
*
* @param string $hook Which hook was triggered
* @param string $type What was the type of hook
* @param bool $returnvalue you can stop the registration proccess
* @param array $params different variables, including the new user
*
* @return void
*/
public static function subscribeToSiteNewsletter($hook, $type, $returnvalue, $params)
{
$user = elgg_extract('user', $params);
if (!elgg_instanceof($user, 'user')) {
return;
}
$site = elgg_get_site_entity();
$subscribe = (int) get_input('newsletter_subscription');
if (!empty($subscribe)) {
// user wants to receive newsletter
newsletter_subscribe_user($user, $site);
} else {
// user doesn't want to recieve newsletter
newsletter_unsubscribe_user($user, $site);
}
}
/**
* Convert an email subscription on the newsletters to a user setting
*
* @param NewsletterSubscription $subscription The found email subscription
* @param ElggUser $user The user to save the new settings to
*
* @return bool true on success or false on failure
*/
function newsletter_convert_subscription_to_user_setting(NewsletterSubscription $subscription, ElggUser $user)
{
$result = false;
if (!empty($subscription) && elgg_instanceof($subscription, "object", NewsletterSubscription::SUBTYPE) && !empty($user) && elgg_instanceof($user, "user")) {
// check global block list
$site = elgg_get_site_entity();
if (check_entity_relationship($subscription->getGUID(), NewsletterSubscription::GENERAL_BLACKLIST, $site->getGUID())) {
// copy the block all
add_entity_relationship($user->getGUID(), NewsletterSubscription::GENERAL_BLACKLIST, $site->getGUID());
} else {
// check for subscriptions
$subscriptions = $subscription->getEntitiesFromRelationship(NewsletterSubscription::SUBSCRIPTION, false, false);
if (!empty($subscriptions)) {
foreach ($subscriptions as $entity) {
newsletter_subscribe_user($user, $entity);
}
}
// check for blocks
$blocked = $subscription->getEntitiesFromRelationship(NewsletterSubscription::BLACKLIST, false, false);
if (!empty($blocked)) {
foreach ($blocked as $entity) {
newsletter_unsubscribe_user($user, $entity);
}
}
}
// remove email subscription
$result = (bool) $subscription->delete();
}
return $result;
}
$result = newsletter_unsubscribe_all_user($user);
} else {
// remove block all
remove_entity_relationship($user->getGUID(), NewsletterSubscription::GENERAL_BLACKLIST, elgg_get_site_entity()->getGUID());
// go through all the subscriptions
foreach ($subscriptions as $guid => $value) {
// value is stored
// 1 => subscribe
// 0 => unsubscribe
$value = (bool) $value;
$entity = get_entity($guid);
if (!empty($entity)) {
if ($value) {
$result = $result && newsletter_subscribe_user($user, $entity);
} else {
$result = $result && newsletter_unsubscribe_user($user, $entity);
}
}
}
}
if ($result) {
system_message(elgg_echo("newsletter:action:subscriptions:success"));
} else {
register_error(elgg_echo("newsletter:action:subscriptions:error"));
}
} else {
register_error(elgg_echo("InvalidParameterException:NoEntityFound"));
}
} else {
register_error(elgg_echo("InvalidParameterException:MissingParameter"));
}
<?php
$guid = (int) get_input('guid');
$user_guid = (int) get_input('user_guid');
$email = get_input('email');
if (!empty($guid) && (!empty($user_guid) || !empty($email))) {
$entity = get_entity($guid);
if (elgg_instanceof($entity, 'site') || elgg_instanceof($entity, 'group')) {
if (!empty($user_guid)) {
// check the user
$user = get_user($user_guid);
if (!empty($user) && $user->canEdit()) {
// is the user subscribed
if (newsletter_check_user_subscription($user, $entity)) {
// unsubscribe
if (newsletter_unsubscribe_user($user, $entity)) {
system_message(elgg_echo('newsletter:action:subscribe:success:unsubscribe'));
} else {
register_error(elgg_echo('newsletter:action:subscribe:error:unsubscribe'));
}
} else {
// subscribe
if (newsletter_subscribe_user($user, $entity)) {
system_message(elgg_echo('newsletter:action:subscribe:success'));
} else {
register_error(elgg_echo('newsletter:action:subscribe:error:subscribe'));
}
}
} else {
register_error(elgg_echo('error:missing_data'));
}
/**
* A hook fired during the registration proccess of the user
* Check if the user wants to receive site newsletters
*
* @param string $hook Which hook was triggered
* @param string $type What was the type of hook
* @param bool $returnvalue you can stop the registration proccess
* @param array $params different variables, including the new user
*
* @return void
*/
function newsletter_register_user_handler($hook, $type, $returnvalue, $params)
{
if (!empty($params) && is_array($params)) {
$user = elgg_extract("user", $params);
if (!empty($user) && elgg_instanceof($user, "user")) {
$site = elgg_get_site_entity();
$subscribe = (int) get_input("newsletter_subscription");
if (!empty($subscribe)) {
// user wants to receive newsletter
newsletter_subscribe_user($user, $site);
} else {
// user doesn't want to recieve newsletter
newsletter_unsubscribe_user($user, $site);
}
}
}
}