actions/friends/add.php


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<?php

$friend = get_entity(sanitize_int(get_input('friend')));
$user = elgg_get_logged_in_user_entity();

if(!elgg_instanceof($friend, 'user')){
	register_error(elgg_echo('friendrequest:add:failure'));
	forward(REFERER);
}

if(check_entity_relationship($friend->guid, "friendrequest", $user->guid)
	|| check_entity_relationship($friend->guid, "friend", $user->guid)) {
	
	$user->addFriend($friend->guid);
	remove_entity_relationship($friend->guid, "friendrequest", $user->guid);
	
	system_message(elgg_echo("friends:add:successful", array($friend->name)));
	
} elseif(add_entity_relationship($user->guid, "friendrequest", $friend->guid)) {
	system_message(elgg_echo("friendrequest:add:successful", array($friend->name)));
} else {
	register_error(elgg_echo("friendrequest:add:exists", array($friend->name)));
}

forward(REFERER);