<?php  // $Id: chatinput.php,v 1.11 2007/01/28 21:18:17 skodak Exp $

    $nomoodlecookie = true;     // Session not needed!

    require('../../../config.php');
    require('../lib.php');

    $chat_sid = required_param('chat_sid', PARAM_ALPHANUM);

    if (!$chatuser = get_record('chat_users', 'sid', $chat_sid)) {
        error('Not logged in!');
    }

    //Get the user theme
    $USER = get_record('user', 'id', $chatuser->userid);

    //Setup course, lang and theme
    course_setup($chatuser->course);

    ob_start();
    ?>
<script type="text/javascript">
<!--

scroll_active = true;
function empty_field_and_submit() {
    var cf   = document.getElementById('sendform');
    var inpf = document.getElementById('inputform');
    cf.chat_msgidnr.value = parseInt(cf.chat_msgidnr.value) + 1;
    cf.chat_message.value = inpf.chat_message.value;
    inpf.chat_message.value='';
    cf.submit();
    inpf.chat_message.focus();
    return false;
}
function prepareusers() {
    var frm = window.parent.frames;
    for(i = 0; i < frm.length; ++i) {
        if(frm[i].name == "users") {
            window.userFrame = frm[i];
            window.userHREF  = frm[i].location.href;
            window.setTimeout("reloadusers();", <?php echo $CFG->chat_refresh_userlist; ?> * 1000);
        }
    }
}
function reloadusers() {
    if(window.userFrame) {
        window.userFrame.location.href = window.userFrame.location.href;
        window.setTimeout("reloadusers();", <?php echo $CFG->chat_refresh_userlist; ?> * 1000);
    }
}
// -->
</script>
    <?php

    $meta = ob_get_clean();
    // TODO: there will be two onload in body tag, does it matter?
    print_header('', '', '', 'inputform.chat_message', $meta, false, '&nbsp;', '', false, 'onload="setfocus(); prepareusers();"');

?>

    <form action="../empty.php" method="get" target="empty" id="inputform"
          onsubmit="return empty_field_and_submit();">
        &gt;&gt;<input type="text" name="chat_message" size="60" value="" />
        <?php helpbutton("chatting", get_string("helpchatting", "chat"), "chat", true, false); ?>
    </form>
    
    <form action="<?php echo "http://$CFG->chat_serverhost:$CFG->chat_serverport/"; ?>" method="get" target="empty" id="sendform">
        <input type="hidden" name="win" value="message" />
        <input type="hidden" name="chat_message" value="" />
        <input type="hidden" name="chat_msgidnr" value="0" />
        <input type="hidden" name="chat_sid" value="<?php echo $chat_sid ?>" />
    </form>
</body>

</html>
