class.ilChatroomAuthInputGUI.php

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<?php
/* Copyright (c) 1998-2016 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilChatroomAuthInputGUI extends ilSubEnabledFormPropertyGUI
{
        const NAME_AUTH_PROP_1 = 'key';
        const NAME_AUTH_PROP_2 = 'secret';

        protected $ctrl_path = array();

        protected $size = 10;
        protected $values = array(
                self::NAME_AUTH_PROP_1 => '',
                self::NAME_AUTH_PROP_2 => ''
        );

        protected function getRandomValues()
        {
                $response = new stdClass();

                $response->{self::NAME_AUTH_PROP_1} = $this->uuidV4();
                $response->{self::NAME_AUTH_PROP_2} = $this->uuidV4();

                echo json_encode($response);
                exit();
        }

        private function uuidV4()
        {
                return sprintf('%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
                        // 32 bits for "time_low"
                        mt_rand(0, 0xffff), mt_rand(0, 0xffff),
                        // 16 bits for "time_mid"
                        mt_rand(0, 0xffff),
                        // 16 bits for "time_high_and_version",
                        // four most significant bits holds version number 4
                        mt_rand(0, 0x0fff) | 0x4000,
                        // 16 bits, 8 bits for "clk_seq_hi_res",
                        // 8 bits for "clk_seq_low",
                        // two most significant bits holds zero and one for variant DCE1.1
                        mt_rand(0, 0x3fff) | 0x8000,
                        // 48 bits for "node"
                        mt_rand(0, 0xffff), mt_rand(0, 0xffff), mt_rand(0, 0xffff)
                );
        }

        public function getCtrlPath()
        {
                return $this->ctrl_path;
        }

        public function setCtrlPath($ctrl_path)
        {
                $this->ctrl_path = $ctrl_path;
        }

        public function setValueByArray(array $a_values)
        {
                $this->values = array(
                        self::NAME_AUTH_PROP_1 => $a_values[$this->getPostVar()][self::NAME_AUTH_PROP_1],
                        self::NAME_AUTH_PROP_2 => $a_values[$this->getPostVar()][self::NAME_AUTH_PROP_2]
                );

                foreach($this->getSubItems() as $item)
                {
                        $item->setValueByArray($a_values);
                }
        }

        public function checkInput()
        {
                global $lng;

                $_POST[$this->getPostVar()][self::NAME_AUTH_PROP_1] = ilUtil::stripSlashes($_POST[$this->getPostVar()][self::NAME_AUTH_PROP_1]);
                $_POST[$this->getPostVar()][self::NAME_AUTH_PROP_2] = ilUtil::stripSlashes($_POST[$this->getPostVar()][self::NAME_AUTH_PROP_2]);

                $post = $_POST[$this->getPostVar()];

                if($this->getRequired() && 2 > count(array_filter(array_map('trim', $post))))
                {
                        $this->setAlert($lng->txt('msg_input_is_required'));
                        return false;
                }

                return $this->checkSubItemsInput();
        }

        public function insert(ilTemplate $a_tpl)
        {
                $a_tpl->setCurrentBlock('prop_generic');
                $a_tpl->setVariable('PROP_GENERIC', $this->render());
                $a_tpl->parseCurrentBlock();
        }

        public function render()
        {
                global $lng, $ilCtrl;

                $tpl = new ilTemplate('tpl.chatroom_auth_input.html', true, true, 'Modules/Chatroom');

                for($i = 1; $i <= count($this->values); $i++)
                {
                        $const     = 'NAME_AUTH_PROP_' . $i;
                        $const_val = constant('self::' . $const);

                        $tpl->setVariable('TXT_AUTH_PROP_' . $i, $lng->txt('chatroom_auth_' . $const_val));
                        $tpl->setVariable('ID_AUTH_PROP_' . $i, $const_val);
                        $tpl->setVariable('NAME_AUTH_PROP_' . $i, $const_val);
                        $tpl->setVariable('VALUE_AUTH_PROP_' . $i, $this->values[$const_val]);
                }

                $ilCtrl->setParameterByClass('ilformpropertydispatchgui', 'postvar', $this->getPostVar());
                $tpl->setVariable('URL', $ilCtrl->getLinkTargetByClass($this->ctrl_path, 'getRandomValues', '', true, false));
                $tpl->setVariable('ID_BTN', $this->getFieldId() . '_btn');
                $tpl->setVariable('TXT_BTN', $lng->txt('chatroom_auth_btn_txt'));
                $tpl->setVariable('POST_VAR', $this->getPostVar());
                $tpl->setVariable('SIZE', $this->getSize());
                if($this->getDisabled())
                {
                        $tpl->setVariable('DISABLED', ' disabled="disabled"');
                }

                return $tpl->get();
        }

        public function getSize()
        {
                return $this->size;
        }

        public function setSize($size)
        {
                $this->size = $size;
        }
}