class.ilContactUserActionProvider.php

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<?php
/* Copyright (c) 1998-2015 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once 'Services/User/Actions/classes/class.ilUserActionProvider.php';

class ilContactUserActionProvider extends ilUserActionProvider
{
        protected $user;

        public function __construct()
        {
                global $DIC;

                parent::__construct();

                $this->user = $DIC['ilUser'];
        }

        function getComponentId()
        {
                return "contact";
        }

        function getActionTypes()
        {
                $this->lng->loadLanguageModule('buddysystem');
                return array(
                        "handle_req" => $this->lng->txt("buddy_handle_contact_request")
                );
        }

        private static $state_to_perm_link_map = array(
                'ilBuddySystemLinkedRelationState'         => '_contact_approved',
                'ilBuddySystemIgnoredRequestRelationState' => '_contact_ignored'
        );

        public function collectActionsForTargetUser($a_target_user)
        {
                require_once 'Services/User/Actions/classes/class.ilUserAction.php';
                $coll = ilUserActionCollection::getInstance();

                require_once 'Services/Contact/BuddySystem/classes/class.ilBuddySystem.php';
                if(!ilBuddySystem::getInstance()->isEnabled())
                {
                        return $coll;
                }

                if(ilObjUser::_isAnonymous($this->getUserId()) || $this->user->isAnonymous())
                {
                        return $coll;
                }

                require_once 'Services/Contact/BuddySystem/classes/class.ilBuddyList.php';
                $buddylist = ilBuddyList::getInstanceByGlobalUser();
                $requested_contacts = $buddylist->getRequestRelationsForOwner()->getKeys();

                if(in_array($a_target_user, $requested_contacts))
                {
                        require_once 'Services/Utilities/classes/class.ilStr.php';
                        require_once 'Services/Link/classes/class.ilLink.php';

                        $this->lng->loadLanguageModule('buddysystem');

                        $relation = $buddylist->getRelationByUserId($a_target_user);
                        foreach($relation->getCurrentPossibleTargetStates() as $target_state)
                        {
                                $f = new ilUserAction();
                                $f->setText(
                                        $this->lng->txt('buddy_bs_act_btn_txt_requested_to_' .
                                        ilStr::convertUpperCamelCaseToUnderscoreCase($target_state->getName()))
                                );
                                $f->setType("handle_req");
                                $f->setHref(ilLink::_getStaticLink($a_target_user, 'usr', true, self::$state_to_perm_link_map[get_class($target_state)]));
                                $f->setData(array(
                                        'current-state' => get_class($relation->getState()),
                                        'target-state'  => get_class($target_state),
                                        'buddy-id'      => $a_target_user,
                                        'action'        => $target_state->getAction())
                                );
                                $coll->addAction($f);
                        }
                }

                return $coll;
        }
}