/**
* 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
/**
* This view displays a link to the online version of this digest.
* In case the user can't view the Digest correcly in his/her email program
*
* Available in $vars
* $vars['user'] => the current user for whom we're creating the digest
* $vars['group'] => (optional) the current group for whom we're creating the digest
* $vars['ts_lower'] => the lower time limit of the content in this digest
* $vars['ts_upper'] => the upper time limit of the content in this digest
* $vars['interval'] => the interval of the current digest
* (as defined in DIGEST_INTERVAL_DAILY, DIGEST_INTERVAL_WEEKLY, DIGEST_INTERVAL_FORTNIGHTLY, DIGEST_INTERVAL_MONTHLY)
*
*/
// make link
$digest_url = digest_get_online_url($vars);
echo elgg_echo("digest:elements:online", array("<a href='" . $digest_url . "'>", "</a>"));
$ts_lower = $ts_upper - 60 * 60 * 24 * 7;
break;
case DIGEST_INTERVAL_FORTNIGHTLY:
$ts_lower = $ts_upper - 60 * 60 * 24 * 14;
break;
case DIGEST_INTERVAL_MONTHLY:
$ts_lower = $ts_upper - 60 * 60 * 24 * 31;
break;
default:
$interval = DIGEST_INTERVAL_MONTHLY;
$ts_lower = 1;
}
$user = elgg_get_logged_in_user_entity();
$vars = array("user" => $user, "ts_lower" => $ts_lower, "ts_upper" => $ts_upper, "interval" => $interval, "group" => $group);
$content = "";
if (!empty($header_text)) {
$content .= elgg_view_module("digest", "", "<div class='elgg-output'>" . $header_text . "</div>");
}
$content .= elgg_view("digest/elements/" . $digest, $vars);
if (!empty($footer_text)) {
$content .= elgg_view_module("digest", "", "<div class='elgg-output'>" . $footer_text . "</div>");
}
$params = array("title" => elgg_get_site_entity()->name, "content" => $content, "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));
$msgbody = elgg_view_layout("digest", $params);
echo $msgbody;
// mail the result?
if (get_input("mail")) {
if (digest_send_mail($user, "Test message from Digest", $msgbody, digest_get_online_url($vars), true)) {
echo "mail send<br />";
}
}
