<?php

/*
 +-----------------------------------------------------------------------+
 | This file is part of the Roundcube Webmail client                     |
 |                                                                       |
 | Copyright (C) The Roundcube Dev Team                                  |
 |                                                                       |
 | Licensed under the GNU General Public License version 3 or            |
 | any later version with exceptions for skins & plugins.                |
 | See the README file for a full license statement.                     |
 +-----------------------------------------------------------------------+
 | Author: Thomas Bruederli <roundcube@gmail.com>                        |
 +-----------------------------------------------------------------------+
*/

if (!class_exists('rcmail_install', false) || !isset($RCI)) {
    exit('Not allowed! Please use installer.php instead.');
}

// allow the current user to get to the next step
$_SESSION['allowinstaller'] = true;

if (!empty($_POST['submit'])) {
    $_SESSION['config'] = $RCI->create_config();

    if ($RCI->save_configfile($_SESSION['config'])) {
        echo '<p class="notice">The config file was saved successfully into'
           . ' <tt>' . RCMAIL_CONFIG_DIR . '</tt> directory of your Roundcube installation.';

        if ($RCI->legacy_config) {
            echo '<br/><br/>Afterwards, please <b>remove</b> the old configuration files'
                . ' <tt>main.inc.php</tt> and <tt>db.inc.php</tt> from the config directory.';
        }

        echo '</p>';
    } else {
        $save_button = '';
        if (($dir = sys_get_temp_dir()) && @is_writable($dir)) {
            echo '<iframe name="getconfig" style="display:none"></iframe>';
            echo '<form id="getconfig_form" action="?" method="get" target="getconfig" style="display:none">';
            echo '<input name="_getconfig" value="2" /></form>';

            $button_txt = html::quote('Save in ' . $dir);
            $save_button = '&nbsp;<input type="button" onclick="document.getElementById(\'getconfig_form\').submit()" value="' . $button_txt . '" />';
        }

        echo '<p class="notice">Copy or download the following configuration and save it';
        echo ' as <tt><b>config.inc.php</b></tt> within the <tt>' . RCUBE_CONFIG_DIR . '</tt> directory of your Roundcube installation.<br/>';
        echo ' Make sure that there are no characters before the <tt>&lt;?php</tt> bracket when saving the file.';
        echo '&nbsp;<input type="button" onclick="location.href=\'?_getconfig=1\'" value="Download" />';
        echo $save_button;

        if ($RCI->legacy_config) {
            echo '<br/><br/>Afterwards, please <b>remove</b> the old configuration files'
             . ' <tt>main.inc.php</tt> and <tt>db.inc.php</tt> from the config directory.';
        }

        echo '</p>';

        $textbox = new html_textarea(['rows' => 16, 'cols' => 60, 'class' => 'configfile']);
        echo $textbox->show($_SESSION['config']);
    }

    echo '<p class="hint">Of course there are more options to configure.
    Have a look at the defaults.inc.php file or visit <a href="https://github.com/roundcube/roundcubemail/wiki/Configuration" target="_blank">Howto_Config</a> to find out.</p>';

    echo '<p><input type="button" onclick="location.href=\'?_step=3\'" value="CONTINUE" /></p>';

    // echo '<style type="text/css"> .configblock { display:none } </style>';
    echo "\n<hr style='margin-bottom:1.6em' />\n";
}

?>
<form action="?" method="post">
<input type="hidden" name="_step" value="2" />

<fieldset>
<legend>General configuration</legend>
<dl class="configblock">

<dt class="propname">product_name</dt>
<dd>
<?php

$input_prodname = new html_inputfield(['name' => '_product_name', 'size' => 30, 'id' => 'cfgprodname']);
echo $input_prodname->show($RCI->getprop('product_name'));

?>
<div>The name of your service (used to compose page titles)</div>
</dd>

<dt class="propname">support_url</dt>
<dd>
<?php

$input_support = new html_inputfield(['name' => '_support_url', 'size' => 50, 'id' => 'cfgsupporturl']);
echo $input_support->show($RCI->getprop('support_url'));

?>
<div>Provide a URL where a user can get support for this Roundcube installation.<br/>PLEASE DO NOT LINK TO THE ROUNDCUBE.NET WEBSITE HERE!</div>
<p class="hint">Enter an absolute URL (including http://) to a support page/form or a mailto: link.</p>
</dd>

<dt class="propname">temp_dir</dt>
<dd>
<?php

$input_tempdir = new html_inputfield(['name' => '_temp_dir', 'size' => 30, 'id' => 'cfgtempdir']);
echo $input_tempdir->show($RCI->getprop('temp_dir'));

?>
<div>Use this folder to store temp files (must be writeable for webserver)</div>
</dd>

<dt class="propname">des_key</dt>
<dd>
<?php

$input_deskey = new html_inputfield(['name' => '_des_key', 'size' => 30, 'id' => 'cfgdeskey']);
echo $input_deskey->show($RCI->getprop('des_key'));

?>
<div>This key is used to encrypt the users imap password before storing in the session record</div>
<p class="hint">It's a random generated string to ensure that every installation has its own key.</p>
</dd>

<dt class="propname">ip_check</dt>
<dd>
<?php

$check_ipcheck = new html_checkbox(['name' => '_ip_check', 'id' => 'cfgipcheck']);
echo $check_ipcheck->show(intval($RCI->getprop('ip_check')), ['value' => 1]);

?>
<label for="cfgipcheck">Check client IP in session authorization</label><br />

<p class="hint">This increases security but can cause sudden logouts when someone uses a proxy with changing IPs.</p>
</dd>

<dt class="propname">enable_spellcheck</dt>
<dd>
<?php
$check_spell = new html_checkbox(['name' => '_enable_spellcheck', 'id' => 'cfgspellcheck']);
echo $check_spell->show(intval($RCI->getprop('enable_spellcheck')), ['value' => 1]);
?>

<label for="cfgspellcheck">Make use of the spell checker</label><br />
</dd>

<dt class="propname">spellcheck_engine</dt>
<dd>

<?php
$select_spell = new html_select(['name' => '_spellcheck_engine', 'id' => 'cfgspellcheckengine']);
if (extension_loaded('pspell')) {
    $select_spell->add('Pspell', 'pspell');
}
if (extension_loaded('enchant')) {
    $select_spell->add('Enchant', 'enchant');
}
$select_spell->add('Googie', 'googie');
$select_spell->add('ATD', 'atd');

echo $select_spell->show($RCI->is_post ? $_POST['_spellcheck_engine'] : 'pspell');
?>

<div>Which spell checker to use</div>
<p class="hint">Googie implies that the message content will be sent to external server to check the spelling.</p>
</dd>

<dt class="propname">identities_level</dt>
<dd>

<?php

$input_ilevel = new html_select(['name' => '_identities_level', 'id' => 'cfgidentitieslevel']);
$input_ilevel->add('many identities with possibility to edit all params', 0);
$input_ilevel->add('many identities with possibility to edit all params but not email address', 1);
$input_ilevel->add('one identity with possibility to edit all params', 2);
$input_ilevel->add('one identity with possibility to edit all params but not email address', 3);
$input_ilevel->add('one identity with possibility to edit only signature', 4);
echo $input_ilevel->show($RCI->getprop('identities_level'), 0);

?>

<div>Level of identities access</div>
<p class="hint">Defines what users can do with their identities.</p>
</dd>

</dl>
</fieldset>

<fieldset>
<legend>Logging & Debugging</legend>
<dl class="loggingblock">

<dt class="propname">log_driver</dt>
<dd>

<?php
$select_log_driver = new html_select(['name' => '_log_driver', 'id' => 'cfglogdriver']);
$select_log_driver->add(['file', 'syslog', 'stdout', 'php'], ['file', 'syslog', 'stdout', 'php']);
echo $select_log_driver->show($RCI->getprop('log_driver', 'file'));
?>

<div>How to do logging? 'file' - write to files in the log directory, 'syslog' - use the syslog facility, 'stdout' writes to the process' STDOUT file descriptor, 'php' writes to php's configured error_log facility.</div>
</dd>

<dt class="propname">log_dir</dt>
<dd>
<?php

$input_logdir = new html_inputfield(['name' => '_log_dir', 'size' => 30, 'id' => 'cfglogdir']);
echo $input_logdir->show($RCI->getprop('log_dir'));

?>
<div>Use this folder to store log files (must be writeable for webserver). Note that this only applies if you are using the 'file' log_driver.</div>
</dd>

<dt class="propname">syslog_id</dt>
<dd>
<?php

$input_syslogid = new html_inputfield(['name' => '_syslog_id', 'size' => 30, 'id' => 'cfgsyslogid']);
echo $input_syslogid->show($RCI->getprop('syslog_id', 'roundcube'));

?>
<div>What ID to use when logging with syslog. Note that this only applies if you are using the 'syslog' log_driver.</div>
</dd>

<dt class="propname">syslog_facility</dt>
<dd>
<?php

$input_syslogfacility = new html_select(['name' => '_syslog_facility', 'id' => 'cfgsyslogfacility']);
$input_syslogfacility->add('user-level messages', \LOG_USER);
if (defined('LOG_MAIL')) {
    $input_syslogfacility->add('mail subsystem', \LOG_MAIL);
}
if (defined('LOG_LOCAL0')) {
    $input_syslogfacility->add('local level 0', \LOG_LOCAL0);
    $input_syslogfacility->add('local level 1', \LOG_LOCAL1);
    $input_syslogfacility->add('local level 2', \LOG_LOCAL2);
    $input_syslogfacility->add('local level 3', \LOG_LOCAL3);
    $input_syslogfacility->add('local level 4', \LOG_LOCAL4);
    $input_syslogfacility->add('local level 5', \LOG_LOCAL5);
    $input_syslogfacility->add('local level 6', \LOG_LOCAL6);
    $input_syslogfacility->add('local level 7', \LOG_LOCAL7);
}
echo $input_syslogfacility->show($RCI->getprop('syslog_facility'), \LOG_USER);

?>
<div>What ID to use when logging with syslog.  Note that this only applies if you are using the 'syslog' log_driver.</div>
</dd>

</dl>
</fieldset>

<fieldset>
<legend>Database setup</legend>
<dl class="configblock" id="cgfblockdb">
<dt class="propname">db_dsnw</dt>
<dd>
<p>Database settings for read/write operations:</p>
<?php

$select_dbtype = new html_select(['name' => '_dbtype', 'id' => 'cfgdbtype']);
foreach ($RCI->supported_dbs as $database => $ext) {
    if (extension_loaded($ext)) {
        $select_dbtype->add($database, substr($ext, 4));
    }
}

$input_dbhost = new html_inputfield(['name' => '_dbhost', 'size' => 20, 'id' => 'cfgdbhos']);
$input_dbname = new html_inputfield(['name' => '_dbname', 'size' => 20, 'id' => 'cfgdbname']);
$input_dbuser = new html_inputfield(['name' => '_dbuser', 'size' => 20, 'id' => 'cfgdbuser']);
$input_dbpass = new html_inputfield(['name' => '_dbpass', 'size' => 20, 'id' => 'cfgdbpass']);

$dsnw = rcube_db::parse_dsn($RCI->getprop('db_dsnw'));

echo $select_dbtype->show($RCI->is_post ? $_POST['_dbtype'] : ($dsnw['phptype'] ?? ''));
echo '<label for="cfgdbtype">Database type</label><br />';
echo $input_dbhost->show($RCI->is_post ? $_POST['_dbhost'] : ($dsnw['hostspec'] ?? ''));
echo '<label for="cfgdbhost">Database server (omit for sqlite)</label><br />';
echo $input_dbname->show($RCI->is_post ? $_POST['_dbname'] : ($dsnw['database'] ?? ''));
echo '<label for="cfgdbname">Database name (use absolute path and filename for sqlite)</label><br />';
echo $input_dbuser->show($RCI->is_post ? $_POST['_dbuser'] : ($dsnw['username'] ?? ''));
echo '<label for="cfgdbuser">Database user name (needs write permissions) (omit for sqlite)</label><br />';
echo $input_dbpass->show($RCI->is_post ? $_POST['_dbpass'] : ($dsnw['password'] ?? ''));
echo '<label for="cfgdbpass">Database password (omit for sqlite)</label><br />';

?>
</dd>

<dt class="propname">db_prefix</dt>
<dd>
<?php

$input_prefix = new html_inputfield(['name' => '_db_prefix', 'size' => 20, 'id' => 'cfgdbprefix']);
echo $input_prefix->show($RCI->getprop('db_prefix'));

?>
<div>Optional prefix that will be added to database object names (tables and sequences).</div>
</dd>

</dl>
</fieldset>


<fieldset>
<legend>IMAP Settings</legend>
<dl class="configblock" id="cgfblockimap">
<dt class="propname">imap_host</dt>
<dd>
<div id="defaulthostlist">
<?php

$text_imaphost = new html_inputfield(['name' => '_imap_host[]', 'size' => 30]);
$default_hosts = $RCI->get_hostlist();

if (empty($default_hosts)) {
    $default_hosts = [''];
}

$i = 0;
foreach ($default_hosts as $host) {
    echo '<div id="defaulthostentry' . $i . '">' . $text_imaphost->show($host);
    if ($i++ > 0) {
        echo '<a href="#" onclick="removehostfield(this.parentNode);return false" class="removelink" title="Remove this entry">remove</a>';
    }
    echo '</div>';
}

?>
</div>
<div><a href="javascript:addhostfield()" class="addlink" title="Add another field">add</a></div>

<div>The IMAP host(s) chosen to perform the log-in</div>
<p class="hint">Leave blank to show a textbox at login. To use SSL/STARTTLS connection add ssl:// or tls:// prefix. It can also contain the port number, e.g. tls://imap.domain.tld:143.
</dd>

<dt class="propname">username_domain</dt>
<dd>
<?php

$text_userdomain = new html_inputfield(['name' => '_username_domain', 'size' => 30, 'id' => 'cfguserdomain']);
echo $text_userdomain->show($RCI->getprop('username_domain'));

?>
<div>Automatically add this domain to user names for login</div>

<p class="hint">Only for IMAP servers that require full e-mail addresses for login</p>
</dd>

<dt class="propname">auto_create_user</dt>
<dd>
<?php

$check_autocreate = new html_checkbox(['name' => '_auto_create_user', 'id' => 'cfgautocreate']);
echo $check_autocreate->show(intval($RCI->getprop('auto_create_user')), ['value' => 1]);

?>
<label for="cfgautocreate">Automatically create a new Roundcube user when log-in the first time</label><br />

<p class="hint">A user is authenticated by the IMAP server but it requires a local record to store settings
and contacts. With this option enabled a new user record will automatically be created once the IMAP login succeeds.</p>

<p class="hint">If this option is disabled, the login only succeeds if there's a matching user-record in the local Roundcube database
what means that you have to create those records manually or disable this option after the first login.</p>
</dd>

<dt class="propname">sent_mbox</dt>
<dd>
<?php

$text_sentmbox = new html_inputfield(['name' => '_sent_mbox', 'size' => 20, 'id' => 'cfgsentmbox']);
echo $text_sentmbox->show($RCI->getprop('sent_mbox'));

?>
<div>Store sent messages in this folder</div>

<p class="hint">Leave blank if sent messages should not be stored. Note: folder must include namespace prefix if any.</p>
</dd>

<dt class="propname">trash_mbox</dt>
<dd>
<?php

$text_trashmbox = new html_inputfield(['name' => '_trash_mbox', 'size' => 20, 'id' => 'cfgtrashmbox']);
echo $text_trashmbox->show($RCI->getprop('trash_mbox'));

?>
<div>Move messages to this folder when deleting them</div>

<p class="hint">Leave blank if they should be deleted directly. Note: folder must include namespace prefix if any.</p>
</dd>

<dt class="propname">drafts_mbox</dt>
<dd>
<?php

$text_draftsmbox = new html_inputfield(['name' => '_drafts_mbox', 'size' => 20, 'id' => 'cfgdraftsmbox']);
echo $text_draftsmbox->show($RCI->getprop('drafts_mbox'));

?>
<div>Store draft messages in this folder</div>

<p class="hint">Leave blank if they should not be stored. Note: folder must include namespace prefix if any.</p>
</dd>

<dt class="propname">junk_mbox</dt>
<dd>
<?php

$text_junkmbox = new html_inputfield(['name' => '_junk_mbox', 'size' => 20, 'id' => 'cfgjunkmbox']);
echo $text_junkmbox->show($RCI->getprop('junk_mbox'));

?>
<div>Store spam messages in this folder</div>

<p class="hint">Note: folder must include namespace prefix if any.</p>
</dd>

</dd>
</dl>
</fieldset>

<fieldset>
<legend>SMTP Settings</legend>
<dl class="configblock" id="cgfblocksmtp">
<dt class="propname">smtp_host</dt>
<dd>
<?php

$text_smtphost = new html_inputfield(['name' => '_smtp_host', 'size' => 30, 'id' => 'cfgsmtphost']);
echo $text_smtphost->show($RCI->getprop('smtp_host', 'localhost:587'));

?>
<div>Use this host for sending mails</div>
<p class="hint">To use SSL/STARTTLS connection add ssl:// or tls:// prefix. It can also contain the port number, e.g. tls://smtp.domain.tld:587.</p>
</dd>

<dt class="propname">smtp_user/smtp_pass</dt>
<dd>
<?php

$text_smtpuser = new html_inputfield(['name' => '_smtp_user', 'size' => 20, 'id' => 'cfgsmtpuser', 'placeholder' => 'username']);
$text_smtppass = new html_inputfield(['name' => '_smtp_pass', 'size' => 20, 'id' => 'cfgsmtppass', 'placeholder' => 'password']);
echo $text_smtpuser->show($RCI->getprop('smtp_user'));
echo $text_smtppass->show($RCI->getprop('smtp_pass'));

?>
<div>
<?php

$check_smtpuser = new html_checkbox(['name' => '_smtp_user_u', 'id' => 'cfgsmtpuseru', 'onchange' => 'smtp_auth_switch(this)']);
echo $check_smtpuser->show($RCI->getprop('smtp_user') == '%u' || !empty($_POST['_smtp_user_u']) ? 1 : 0, ['value' => 1]);

?>
<label for="cfgsmtpuseru">Use the current (IMAP) username and password</label>
</div>
<p>SMTP username and password (if required)</p>
<p class="hint">Note: To disable SMTP authentication uncheck the checkbox above and leave the inputs empty.</p>
</dd>

<dt class="propname">smtp_log</dt>
<dd>
<?php

$check_smtplog = new html_checkbox(['name' => '_smtp_log', 'id' => 'cfgsmtplog']);
echo $check_smtplog->show(intval($RCI->getprop('smtp_log')), ['value' => 1]);

?>
<label for="cfgsmtplog">Log sent messages in <tt>{log_dir}/sendmail</tt> or to syslog.</label><br />
</dd>

</dl>
</fieldset>


<fieldset>
<legend>Display settings &amp; user prefs</legend>
<dl class="configblock" id="cgfblockdisplay">

<dt class="propname">language <span class="userconf">*</span></dt>
<dd>
<?php

$input_locale = new html_inputfield(['name' => '_language', 'size' => 6, 'id' => 'cfglocale']);
echo $input_locale->show($RCI->getprop('language'));

?>
<div>The default locale setting. This also defines the language of the login screen.<br/>Leave it empty to auto-detect the user agent language.</div>
<p class="hint">Enter a <a href="https://www.faqs.org/rfcs/rfc1766">RFC1766</a> formatted language name. Examples: en_US, de_DE, de_CH, fr_FR, pt_BR</p>
</dd>

<dt class="propname">skin <span class="userconf">*</span></dt>
<dd>
<?php

$input_skin = new html_select(['name' => '_skin', 'id' => 'cfgskin']);
$skins = $RCI->list_skins();
$input_skin->add($skins, $skins);
echo $input_skin->show($RCI->getprop('skin'));

?>
<div>Name of interface skin (folder in /skins)</div>
</dd>

<dt class="propname">mail_pagesize <span class="userconf">*</span></dt>
<dd>
<?php

$pagesize = $RCI->getprop('mail_pagesize');
if (!$pagesize) {
    $pagesize = $RCI->getprop('pagesize');
}
$input_pagesize = new html_inputfield(['name' => '_mail_pagesize', 'size' => 6, 'id' => 'cfgmailpagesize']);
echo $input_pagesize->show($pagesize);

?>
<div>Show up to X items in the mail messages list view.</div>
</dd>

<dt class="propname">addressbook_pagesize <span class="userconf">*</span></dt>
<dd>
<?php

$pagesize = $RCI->getprop('addressbook_pagesize');
if (!$pagesize) {
    $pagesize = $RCI->getprop('pagesize');
}
$input_pagesize = new html_inputfield(['name' => '_addressbook_pagesize', 'size' => 6, 'id' => 'cfgabookpagesize']);
echo $input_pagesize->show($pagesize);

?>
<div>Show up to X items in the contacts list view.</div>
</dd>

<dt class="propname">prefer_html <span class="userconf">*</span></dt>
<dd>
<?php

$check_htmlview = new html_checkbox(['name' => '_prefer_html', 'id' => 'cfghtmlview', 'value' => 1]);
echo $check_htmlview->show(intval($RCI->getprop('prefer_html')));

?>
<label for="cfghtmlview">Prefer displaying HTML messages</label><br />
</dd>

<dt class="propname">htmleditor <span class="userconf">*</span></dt>
<dd>
<label for="cfghtmlcompose">Compose HTML formatted messages</label>
<?php

$select_htmlcomp = new html_select(['name' => '_htmleditor', 'id' => 'cfghtmlcompose']);
$select_htmlcomp->add('never', 0);
$select_htmlcomp->add('always', 1);
$select_htmlcomp->add('on reply to HTML message only', 2);
echo $select_htmlcomp->show(intval($RCI->getprop('htmleditor')));

?>
</dd>

<dt class="propname">draft_autosave <span class="userconf">*</span></dt>
<dd>
<label for="cfgautosave">Save compose message every</label>
<?php

$select_autosave = new html_select(['name' => '_draft_autosave', 'id' => 'cfgautosave']);
$select_autosave->add('never', 0);
foreach ([1, 3, 5, 10] as $min) {
    $select_autosave->add("{$min} min", $min * 60);
}

echo $select_autosave->show(intval($RCI->getprop('draft_autosave')));

?>
</dd>

<dt class="propname">mdn_requests <span class="userconf">*</span></dt>
<dd>
<?php

$mdn_opts = [
    0 => 'ask the user',
    1 => 'send automatically',
    3 => 'send receipt to user contacts, otherwise ask the user',
    4 => 'send receipt to user contacts, otherwise ignore',
    2 => 'ignore',
];

$select_mdnreq = new html_select(['name' => '_mdn_requests', 'id' => 'cfgmdnreq']);
$select_mdnreq->add(array_values($mdn_opts), array_keys($mdn_opts));
echo $select_mdnreq->show(intval($RCI->getprop('mdn_requests')));

?>
<div>Behavior if a received message requests a message delivery notification (read receipt)</div>
</dd>

<dt class="propname">mime_param_folding <span class="userconf">*</span></dt>
<dd>
<?php

$select_param_folding = new html_select(['name' => '_mime_param_folding', 'id' => 'cfgmimeparamfolding']);
$select_param_folding->add('Full RFC 2231 (Roundcube, Thunderbird)', '0');
$select_param_folding->add('RFC 2047/2231 (MS Outlook, OE)', '1');
$select_param_folding->add('Full RFC 2047 (deprecated)', '2');

echo $select_param_folding->show(strval($RCI->getprop('mime_param_folding')));

?>
<div>How to encode attachment long/non-ascii names</div>
</dd>

</dl>

<p class="hint"><span class="userconf">*</span>&nbsp; These settings are defaults for the user preferences</p>
</fieldset>

<fieldset>
<legend>Plugins</legend>
<dl class="configblock" id="cgfblockdisplay">

<?php
$plugins = $RCI->list_plugins();
foreach ($plugins as $p) {
    $p_check = new html_checkbox(['name' => '_plugins_' . $p['name'], 'id' => 'cfgplugin_' . $p['name'], 'value' => $p['name']]);
    echo '<dt class="propname"><label>';
    echo $p_check->show($p['enabled'] ? $p['name'] : 0);
    echo '&nbsp;' . $p['name'] . '</label></dt><dd>';
    echo '<label for="cfgplugin_' . $p['name'] . '" class="hint">' . $p['desc'] . '</label><br/></dd>';
}

?>
</dl>

<p class="hint">Please consider checking dependencies of enabled plugins</p>
</fieldset>

<?php

echo '<p><input type="submit" name="submit" value="' . ($RCI->configured ? 'UPDATE' : 'CREATE') . ' CONFIG" ' . ($RCI->failures ? 'disabled' : '') . ' /></p>';

?>
</form>
