<?php
    /* stub version to start */

    /*=====
    function request_quest()
    {
        ?>
        <p> called function request_quest </p>
        <p> <a href="<?= htmlentities($_SERVER["PHP_SELF"],
                                       ENT_QUOTES) ?>">
            Continue </a> </p>
        <?php
    }
    =====*/

    /* end of stub version */
?>

<?php
    /*====
        function: request_quest
        purpose: expects no parameters, and tries to read
            the user's name from the submitted form
            and (safely) use that name in a new 
            response-including-form requesting the user's 
            quest;

            *   ALSO saves that user's name in $_SESSION for
                future-application use

        requires: build_mini_form.php

        by: Sharon Tuttle
        last modified: 2025-04-23
    ====*/

    function request_quest()
    {
        // see if have the expected submitted name

        if ( (! array_key_exists("name", $_POST) )
             or (trim($_POST["name"]) == "") )
        {
             complain_and_exit("name");
        }

        // IF get here, there is SOMETHING in $_POST["name"];
        //     sanitize it and save it for use

        $user_name = trim(htmlspecialchars(strip_tags($_POST["name"])));

        $_SESSION["name"] = $user_name;

        // craft a personalized response including a quest-request
        ?>

        <h2> Well, <?= $user_name ?>, WHAT is your QUEST? </h2>
        <?php
        build_mini_form("quest", "Submit it");
    }

?>