<?php
/*
This file belongs to the Webinterface of schokokeks.org Hosting

Written 2008-2012 by schokokeks.org Hosting, namely
  Bernd Wurst <bernd@schokokeks.org>
  Hanno Böck <hanno@schokokeks.org>

To the extent possible under law, the author(s) have dedicated all copyright and related and neighboring rights to this software to the public domain worldwide. This software is distributed without any warranty.

You should have received a copy of the CC0 Public Domain Dedication along with this software. If not, see 
http://creativecommons.org/publicdomain/zero/1.0/

Nevertheless, in case you use a significant part of this code, we ask (but not require, see the license) that you keep the authors' names in place and return your changes to the public. We would be especially happy if you tell us what you're going to do with this code.
*/

require_once('inc/debug.php');
require_once('inc/security.php');
require_once('inc/icons.php');

require_once('vmail.php');

$section = 'email_vmail';
require_role(array(ROLE_SYSTEMUSER, ROLE_VMAIL_ACCOUNT));

$account = empty_account();
$id = (isset($_GET['id']) ? (int) $_GET['id'] : 0);

if ($id != 0)
  $account = get_account_details($id);

$accountlogin = false;
if ($_SESSION['role'] == ROLE_VMAIL_ACCOUNT) {
  $section = 'email_edit';
  $id = get_vmail_id_by_emailaddr($_SESSION['mailaccount']);
  $account = get_account_details($id, false);
  $accountlogin = true;
  $accountname = filter_input_general($_SESSION['mailaccount']);
}


DEBUG($account);
if ($id == 0) {
  title("E-Mail-Adresse anlegen");
}
else {
  if ($accountlogin) {
    title("Einstellungen für {$accountname}");
  } else {
    title("E-Mail-Adresse bearbeiten");
  }
}


$is_autoresponder = is_array($account['autoresponder']) && $account['autoresponder']['valid_from'] != NULL;
$is_forward = (count($account['forwards']) > 0);
$is_mailbox = ($account['password'] != NULL  ||  $id == 0);
$numforwards = max(count($account['forwards']), 1);

output("<script type=\"text/javascript\">
  
  var numForwards = {$numforwards};
  var forwardsCounter = {$numforwards};

  function moreForward()
  {
    numForwards += 1;
    forwardsCounter += 1;

    if ( document.getElementById('vmail_forward_' + forwardsCounter) ) {
      document.getElementById('vmail_forward_' + forwardsCounter).style.display = ''
    }

    P1 = document.createElement('p');

    TXT1 = document.createTextNode('Weiterleiten an ');

    INPUT = document.createElement('input');
    INPUT.type = 'text';
    INPUT.name = 'forward_to_' + forwardsCounter;
    INPUT.id = 'forward_to_' + forwardsCounter;
    INPUT.value = '';

    P1.appendChild(TXT1);
    P1.appendChild(INPUT);

    P2 = document.createElement('p');

    TXT2 = document.createTextNode('Spam-Mails an diese Adresse ');

    SELECT = document.createElement('select');
    SELECT.id = 'spamfilter_action_' + forwardsCounter;
    SELECT.name = 'spamfilter_action_' + forwardsCounter;

    SELECT.options[0] = new Option('nicht filtern', 'none', 1);
    SELECT.options[1] = new Option('markieren und zustellen', 'tag', 0);
    SELECT.options[2] = new Option('nicht zustellen', 'delete', 0);

    P2.appendChild(TXT2);
    P2.appendChild(SELECT);

    DIV = document.createElement('div');
    DIV.className = 'vmail-forward';
    DIV.id = 'vmail_forward_' + forwardsCounter;

    DELETE = document.getElementById('vmail_forward_1').getElementsByTagName('div')[0].cloneNode(true);

    DIV.appendChild(DELETE);
    DIV.appendChild(P1);
    DIV.appendChild(P2);

    parent = document.getElementById('forward_entries');
    parent.appendChild(DIV);
  }

  function removeForward(elem) 
  {
    div_id = elem.parentNode.parentNode.id;
    div = document.getElementById(div_id);
    input = div.getElementsByTagName('input')[0];
    input.value = '';
    select = div.getElementsByTagName('select')[0];
    select.options[0].selected = 'selected';
    if (numForwards >= 1) {
      numForwards -= 1;
    }
    if (numForwards >= 1) {
      div.style.display = 'none';
      document.getElementById('forward_entries').removeChild(div);
    }
  }

  function toggleDisplay(checkbox_id, item_id) 
  {
    if (document.getElementById(checkbox_id).checked == true) {
      document.getElementById(item_id).style.display = 'block';
    } else {
      document.getElementById(item_id).style.display = 'none';
    }
  }

</script>
");

$form = '';

if ($accountlogin) {
  $form.= "<p class=\"spamfilter_options\">Unerwünschte E-Mails (Spam, Viren) in diesem Postfach ".html_select('spamfilter_action', array("none" => 'nicht filtern', "folder" => 'in Unterordner »Spam« ablegen', "tag" => 'markieren und zustellen', "delete" => 'nicht zustellen (löschen)'), $account['spamfilter'])."</p>";
} else {
  if ($is_mailbox) {
    $domainlist = get_vmail_domains();
    $domain = NULL;
    foreach ($domainlist as $dom) {
      if ($dom->id == $account['domain']) {
        $domain = $dom->domainname;
      }
    }
    $form .= "
    <p><strong style=\"font-size: 1.5em;\">{$account['local']}@{$domain}</strong></p>";
  } else {
    $form .= "
    <p><strong>E-Mail-Adresse:</strong>&#160;<input type=\"text\" name=\"local\" id=\"local\" size=\"10\" value=\"{$account['local']}\" /><strong style=\"font-size: 1.5em;\">&#160;@&#160;</strong>".domainselect($account['domain'])."</p>";
  }
  $password_message = '';
  $password_value = '';
  if ($is_mailbox and ($account['password'] != ''))
  {
    $password_message = '<span style="font-size: 80%"><br /><em>Sie haben bereits ein Passwort gesetzt. Wenn Sie dieses Feld nicht ändern, wird das bisherige Passwort beibehalten.</em></span>';
    $password_value = '**********';
  } 
  
  $form .= "
    <p><input onchange=\"toggleDisplay('mailbox', 'mailbox_options')\" type=\"checkbox\" id=\"mailbox\" name=\"mailbox\" value=\"yes\" ".($is_mailbox ? 'checked="checked" ' : '')." /><label for=\"mailbox\">&#160;<strong>In Mailbox speichern</strong></label></p>
    <div style=\"margin-left: 2em;".($is_mailbox ? '' : ' display: none;')."\" id=\"mailbox_options\">
    <p>Passwort für Abruf:&#160;<input type=\"password\" id=\"password\" name=\"password\" value=\"{$password_value}\" />{$password_message}</p>";

  $form.= "<p class=\"spamfilter_options\">Unerwünschte E-Mails (Spam, Viren) in diesem Postfach ".html_select('spamfilter_action', array("none" => 'nicht filtern', "folder" => 'in Unterordner »Spam« ablegen', "tag" => 'markieren und zustellen', "delete" => 'nicht zustellen (löschen)'), $account['spamfilter'])."</p>";

  $quota = config('vmail_basequota');
  if ($is_mailbox and $account['quota']) {
    $quota = $account['quota'];
  }
  $form .= "<p class=\"quota_options\">Größe des Postfachs: <input type=\"text\" id=\"quota\" name=\"quota\" value=\"{$quota}\" /> MB<br /><span style=\"font-size: 80%\"><em>Hinweis: Die Differenz zwischen dem hier gesetzten Wert und dem Sockelbetrag von ".config('vmail_basequota')." MB wird vom Speicherplatz Ihres Benutzer-Kontos abgezogen.</em></span></p>";

  $quota_notify = ($account['quota_threshold'] >= 0) ? ' checked="checked" ' : '';
  $quota_threshold = ($account['quota_threshold'] >= 0) ? $account['quota_threshold'] : '';
  $form .= "<p class=\"quota_options\"><input type=\"checkbox\" id=\"quota_notify\" name=\"quota_notify\" value=\"1\" {$quota_notify} /><label for=\"quota_notify\">Benachrichtigung wenn weniger als</label> <input type=\"text\" name=\"quota_threshold\" id=\"quota_threshold\" value=\"{$quota_threshold}\" /> MB Speicherplatz zur Verfügung stehen.</p>";

  $form .= "</div>";
}



$form .= "<p><input onchange=\"toggleDisplay('autoresponder', 'autoresponder_config')\" type=\"checkbox\" id=\"autoresponder\" name=\"autoresponder\" value=\"yes\" ".($is_autoresponder ? 'checked="checked" ' : '')." /><label for=\"autoresponder\">&#160;<strong>Automatische Antwort versenden</strong></label></p>";

$form .= "<div style=\"margin-left: 2em;".($is_autoresponder ? '' : ' display: none;')."\" id=\"autoresponder_config\">";

$ar = $account['autoresponder'];
if (! $ar) {
  $ar = empty_autoresponder_config();
}

if ($ar['valid_until'] != NULL && $ar['valid_until'] < date('Y-m-d')) {
  // Daten sind Restbestand von einem früheren Einsatz des Autoresponders
  $ar['valid_from'] = NULL;
  $ar['valid_until'] = NULL;
}
$valid_from_now_checked = ($ar['valid_from'] <= date('Y-m-d H:i:s') || $ar['valid_from'] == NULL) ? ' checked="checked"' : '';
$valid_from_future_checked = ($ar['valid_from'] > date('Y-m-d H:i:s')) ? ' checked="checked"' : '';
$startdate = $ar['valid_from'];
if (! $startdate || $startdate <= date('Y-m-d')) {
  $startdate = date('Y-m-d', time() + 1*24*60*60);
}
$form .= "<p><input type=\"radio\" name=\"ar_valid_from\" value=\"now\" id=\"ar_valid_from_now\"{$valid_from_now_checked} /> <label for=\"ar_valid_from_now\">Ab sofort</label><br />".
  "<input type=\"radio\" name=\"ar_valid_from\" value=\"future\" id=\"ar_valid_from_future\"{$valid_from_future_checked} /> <label for=\"ar_valid_from_future\">Erst ab dem </label>".
  html_datepicker("ar_valid_from", strtotime($startdate))."</p>";

$valid_until_infinity_checked = ($ar['valid_until'] == NULL) ? ' checked="checked"' : '';
$valid_until_date_checked = ($ar['valid_until'] != NULL) ? ' checked="checked"' : '';
$enddate = $ar['valid_until'];
if (! $enddate) {
  $enddate = date('Y-m-d', time() + 7*24*60*60);
}
$form .= "<h4>Deaktivierung</h4>";
$form .= "<p><input type=\"radio\" name=\"ar_valid_until\" value=\"infinity\" id=\"ar_valid_until_infinity\"{$valid_until_infinity_checked} /> <label for=\"ar_valid_until_infinity\">Unbefristet</label><br />".
  "<input type=\"radio\" name=\"ar_valid_until\" value=\"date\" id=\"ar_valid_until_date\"{$valid_until_date_checked} /> <label for=\"ar_valid_until_date\">Keine Antworten mehr versenden ab dem </label>".
  html_datepicker("ar_valid_until", strtotime($enddate))."</p>";


$subject = $ar['subject'];
if ($subject == NULL)
  $subject = '';
$ar_subject_default_checked = ($subject == NULL) ? ' checked="checked"' : '';
$ar_subject_custom_checked = ($subject) ? ' checked="checked"' : '';
$form .= "<h4>Betreffzeile der automatischen Antwort</h4>".
  "<p><input type=\"radio\" name=\"ar_subject\" value=\"default\" id=\"ar_subject_default\"{$ar_subject_default_checked} /> ".
  "<label for=\"ar_subject_default\">Automatisch (Re: <em>&lt;Betreff der Originalnachricht&gt;</em>)</label><br />".
  "<input type=\"radio\" name=\"ar_subject\" value=\"custom\" id=\"ar_subject_custom\"{$ar_subject_custom_checked} /> ".
  "<label for=\"ar_subject_custom\">Anderer Betreff:</label> <input type=\"text\" name=\"ar_subject_value\" id=\"ar_subject_value\" value=\"{$subject}\"/></p>";

$message = $ar['message'];
$form .= "<h4>Inhalt der automatischen Antwort</h4>".
  "<p><textarea cols=\"80\" rows=\"10\" name=\"ar_message\" id=\"ar_message\">".$ar['message']."</textarea></p>";
$quote = $ar['quote'];
if (! $quote) 
  $quote = 'none';
$form .= "<p><label for=\"ar_quote\">Originalnachricht des Absenders </label>".
  html_select('ar_quote', array("none" => 'nicht in Antwort einschließen', 
                                "inline" => 'zitieren (max. 50 Zeilen)', 
                                "attach" => 'vollständig als Anhang beifügen'), $quote)."</p>";


$ar_from_default_checked = ($ar['fromname'] == NULL) ? ' checked="checked"' : '';
$ar_from_custom_checked = ($ar['fromname'] != NULL) ? ' checked="checked"' : '';
$fromname = $ar['fromname'];
$form .= "<h4>Absender der automatischen Antwort</h4>".
  "<p><input type=\"radio\" name=\"ar_from\" value=\"default\" id=\"ar_from_default\"{$ar_from_default_checked} /> <label for=\"ar_from_default\">Nur E-Mail-Adresse</label><br />".
  "<input type=\"radio\" name=\"ar_from\" value=\"custom\" id=\"ar_from_custom\"{$ar_from_custom_checked} /> <label for=\"ar_from_custom\">Mit Name: </label> ".
  "<input type=\"text\" name=\"ar_fromname\" id=\"ar_fromname\" value=\"{$fromname}\"/></p>";




$form .= '</div>';





$form .= "<p><input onchange=\"toggleDisplay('forward', 'forward_config')\" type=\"checkbox\" id=\"forward\" name=\"forward\" value=\"yes\" ".($is_forward ? 'checked="checked" ' : '')." /><label for=\"forward\">&#160;<strong>Weiterleitung an andere E-Mail-Adressen</strong></label></p>";


$form .= "<div style=\"margin-left: 2em;".($is_forward ? '' : ' display: none;')."\" id=\"forward_config\">";

$form .= '<div id="forward_entries">
';
if (! isset($account['forwards'][0])) {
  $account['forwards'][0] = array('destination' => '', 'spamfilter' => 'none');
}
for ($i = 0 ; $i < $numforwards ; $i++)
{
  $num = $i+1;
  $form .= "<div class=\"vmail-forward\" id=\"vmail_forward_{$num}\">
  <div style=\"float: right;\"><a href=\"#\" onclick=\"removeForward(this);\">".icon_delete("Diese Weiterleitung entfernen")."</a></div>
  <p>Weiterleiten an <input type=\"text\" id=\"forward_to_{$num}\" name=\"forward_to_{$num}\" value=\"{$account['forwards'][$i]['destination']}\" /></p>
  <p>Spam-Mails an diese Adresse ".html_select('spamfilter_action_'.$num, array("none" => 'nicht filtern', "tag" => 'markieren und zustellen', "delete" => 'nicht zustellen'), $account['forwards'][$i]['spamfilter'])."</p>
  </div>\n";
}
$form .= '</div>';

$form .= '<p><a href="#" onclick="moreForward();">'.icon_add().' Weiteren Empfänger hinzufügen</a></p>
</div>';

$form .= '<p><input type="submit" value="Speichern" />&#160;&#160;&#160;&#160;'.internal_link('vmail', 'Abbrechen').'</p>';

output(html_form('vmail_edit_mailbox', 'save', 'action=edit'.($id != 0 ? '&id='.$id : ''), $form));


?>