/**
* make group digest
*
* @param ElggGroup $group
* @param ElggUser $user
* @param string $interval
* @return true (mail sent successfull) || false (some error) || -1 (no content)
*/
function digest_group(ElggGroup $group, ElggUser $user, $interval)
{
global $SESSION;
global $interval_ts_upper;
global $interval_ts_lower;
global $is_admin;
static $custom_text_header;
static $custom_text_footer;
$result = false;
// check if group digest is enabled
if (digest_group_enabled()) {
if (!empty($group) && elgg_instanceof($group, "group", null, "ElggGroup") && !empty($user) && elgg_instanceof($user, "user", null, "ElggUser")) {
// remove some view extensions
digest_prepare_run();
// set timestamps for interval
digest_set_interval_timestamps($interval);
// store current user
$current_user = elgg_get_logged_in_user_entity();
// impersonate new user
$SESSION["user"] = $user;
$SESSION["username"] = $user->username;
$SESSION["name"] = $user->name;
$SESSION["guid"] = $user->getGUID();
$SESSION["id"] = $user->getGUID();
// prepare some vars for the different views
$vars = array("user" => $user, "group" => $group, "ts_lower" => $interval_ts_lower, "ts_upper" => $interval_ts_upper, "interval" => $interval);
// get data for user
$userdata = elgg_view("digest/elements/group", $vars);
if (!empty($userdata)) {
// check if there are custom header/footer texts
if (!isset($custom_text_header)) {
$custom_text_header = "";
if ($text = elgg_get_plugin_setting("custom_text_group_header", "digest")) {
$custom_text_header = elgg_view_module("digest", "", "<div class='elgg-output'>" . $text . "</div>");
}
}
if (!isset($custom_text_footer)) {
$custom_text_footer = "";
if ($text = elgg_get_plugin_setting("custom_text_group_footer", "digest")) {
$custom_text_footer = elgg_view_module("digest", "", "<div class='elgg-output'>" . $text . "</div>");
}
}
// there is content so send it to the user
$params = array("title" => elgg_get_site_entity()->name, "content" => $custom_text_header . $userdata . $custom_text_footer, "footer" => elgg_view("digest/elements/footer", $vars), "digest_header" => elgg_view("digest/elements/header", $vars), "digest_online" => elgg_view("digest/elements/online", $vars), "digest_unsubscribe" => elgg_view("digest/elements/unsubscribe", $vars));
// link to online view
$digest_online_url = digest_get_online_url($vars);
// message_subject
$message_subject = elgg_echo("digest:message:title:group", array(elgg_get_site_entity()->name, $group->name, elgg_echo("digest:interval:" . $interval)));
// message body
$message_body = elgg_view_layout("digest", $params);
// send message
// if succesfull mail return true
$result = digest_send_mail($user, $message_subject, $message_body, $digest_online_url);
} else {
// no data is still succesful
$result = -1;
}
// save memory
unset($userdata);
// restore current user
$SESSION["user"] = $current_user;
if (elgg_is_logged_in()) {
$SESSION["username"] = $current_user->username;
$SESSION["name"] = $current_user->name;
$SESSION["guid"] = $current_user->getGUID();
$SESSION["id"] = $current_user->getGUID();
} else {
unset($SESSION["username"]);
unset($SESSION["name"]);
unset($SESSION["guid"]);
unset($SESSION["id"]);
}
// save memory
unset($current_user);
}
}
return $result;
}
<?php
/**
* Show a single digest
*/
gatekeeper();
$ts_lower = (int) get_input("ts_lower");
$ts_upper = (int) get_input("ts_upper");
$interval = get_input("interval");
if (empty($ts_lower) || empty($ts_upper) || empty($interval)) {
register_error(elgg_echo("digest:show:error:input"));
forward();
}
// remove some view extensions
digest_prepare_run();
// get group guid
$group_guid = (int) get_input("group_guid");
$vars = array("user" => elgg_get_logged_in_user_entity(), "ts_lower" => $ts_lower, "ts_upper" => $ts_upper, "interval" => $interval);
// check if we need to display a group
if (!empty($group_guid)) {
$group = get_entity($group_guid);
if (!empty($group) && elgg_instanceof($group, "group", null, "ElggGroup")) {
$vars["group"] = $group;
$content = elgg_view("digest/elements/group", $vars);
}
}
// did we have a valid group, or display site digest
if (!isset($vars["group"])) {
$content = elgg_view("digest/elements/site", $vars);
}
if (!empty($content)) {