<?php

/*
 +-----------------------------------------------------------------------+
 | program/steps/settings/save_prefs.inc                                 |
 |                                                                       |
 | This file is part of the Roundcube Webmail client                     |
 | Copyright (C) 2005-2013, 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.                     |
 |                                                                       |
 | PURPOSE:                                                              |
 |   Save user preferences to DB and to the current session              |
 |                                                                       |
 +-----------------------------------------------------------------------+
 | Author: Thomas Bruederli <roundcube@gmail.com>                        |
 +-----------------------------------------------------------------------+
*/

$CURR_SECTION = rcube_utils::get_input_value('_section', rcube_utils::INPUT_POST);
$a_user_prefs = array();

// set options for specified section
switch ($CURR_SECTION) {
case 'general':
    $a_user_prefs = array(
        'language'     => isset($_POST['_language']) ? rcube_utils::get_input_value('_language', rcube_utils::INPUT_POST) : $CONFIG['language'],
        'timezone'     => isset($_POST['_timezone']) ? rcube_utils::get_input_value('_timezone', rcube_utils::INPUT_POST) : $CONFIG['timezone'],
        'date_format'  => isset($_POST['_date_format']) ? rcube_utils::get_input_value('_date_format', rcube_utils::INPUT_POST) : $CONFIG['date_format'],
        'time_format'  => isset($_POST['_time_format']) ? rcube_utils::get_input_value('_time_format', rcube_utils::INPUT_POST) : ($CONFIG['time_format'] ? $CONFIG['time_format'] : 'H:i'),
        'prettydate'   => isset($_POST['_pretty_date']) ? true : false,
        'refresh_interval' => isset($_POST['_refresh_interval']) ? intval($_POST['_refresh_interval'])*60 : $CONFIG['refresh_interval'],
        'standard_windows' => isset($_POST['_standard_windows']) ? true : false,
        'skin'         => isset($_POST['_skin']) ? rcube_utils::get_input_value('_skin', rcube_utils::INPUT_POST) : $CONFIG['skin'],
    );

    // compose derived date/time format strings
    if ((isset($_POST['_date_format']) || isset($_POST['_time_format'])) && $a_user_prefs['date_format'] && $a_user_prefs['time_format']) {
        $a_user_prefs['date_short'] = 'D ' . $a_user_prefs['time_format'];
        $a_user_prefs['date_long']  = $a_user_prefs['date_format'] . ' ' . $a_user_prefs['time_format'];
    }

    break;

case 'mailbox':
    $a_user_prefs = array(
        'preview_pane'         => isset($_POST['_preview_pane']) ? true : false,
        'preview_pane_mark_read' => isset($_POST['_preview_pane_mark_read']) ? intval($_POST['_preview_pane_mark_read']) : $CONFIG['preview_pane_mark_read'],
        'autoexpand_threads'   => isset($_POST['_autoexpand_threads']) ? intval($_POST['_autoexpand_threads']) : 0,
        'mdn_requests'         => isset($_POST['_mdn_requests']) ? intval($_POST['_mdn_requests']) : 0,
        'check_all_folders'    => isset($_POST['_check_all_folders']) ? true : false,
        'mail_pagesize'        => is_numeric($_POST['_mail_pagesize']) ? max(2, intval($_POST['_mail_pagesize'])) : $CONFIG['mail_pagesize'],
    );

    break;

case 'mailview':
    $a_user_prefs = array(
        'message_extwin'  => intval($_POST['_message_extwin']),
        'message_show_email' => isset($_POST['_message_show_email']) ? true : false,
        'prefer_html'     => isset($_POST['_prefer_html']) ? true : false,
        'inline_images'   => isset($_POST['_inline_images']) ? true : false,
        'show_images'     => isset($_POST['_show_images']) ? intval($_POST['_show_images']) : 0,
        'display_next'    => isset($_POST['_display_next']) ? true : false,
        'default_charset' => rcube_utils::get_input_value('_default_charset', rcube_utils::INPUT_POST),
    );

    break;

case 'compose':
    $a_user_prefs = array(
        'compose_extwin'     => intval($_POST['_compose_extwin']),
        'htmleditor'         => intval($_POST['_htmleditor']),
        'draft_autosave'     => isset($_POST['_draft_autosave']) ? intval($_POST['_draft_autosave']) : 0,
        'mime_param_folding' => isset($_POST['_mime_param_folding']) ? intval($_POST['_mime_param_folding']) : 0,
        'force_7bit'         => isset($_POST['_force_7bit']) ? true : false,
        'mdn_default'        => isset($_POST['_mdn_default']) ? true : false,
        'dsn_default'        => isset($_POST['_dsn_default']) ? true : false,
        'reply_same_folder'  => isset($_POST['_reply_same_folder']) ? true : false,
        'spellcheck_before_send' => isset($_POST['_spellcheck_before_send']) ? true : false,
        'spellcheck_ignore_syms' => isset($_POST['_spellcheck_ignore_syms']) ? true : false,
        'spellcheck_ignore_nums' => isset($_POST['_spellcheck_ignore_nums']) ? true : false,
        'spellcheck_ignore_caps' => isset($_POST['_spellcheck_ignore_caps']) ? true : false,
        'show_sig'           => isset($_POST['_show_sig']) ? intval($_POST['_show_sig']) : 1,
        'reply_mode'         => isset($_POST['_reply_mode']) ? intval($_POST['_reply_mode']) : 0,
        'strip_existing_sig' => isset($_POST['_strip_existing_sig']),
        'default_font'       => rcube_utils::get_input_value('_default_font', rcube_utils::INPUT_POST),
        'default_font_size'  => rcube_utils::get_input_value('_default_font_size', rcube_utils::INPUT_POST),
        'reply_all_mode'     => intval($_POST['_reply_all_mode']),
        'forward_attachment' => !empty($_POST['_forward_attachment']),
    );

    break;

case 'addressbook':
    $a_user_prefs = array(
        'default_addressbook'  => rcube_utils::get_input_value('_default_addressbook', rcube_utils::INPUT_POST, true),
        'autocomplete_single'  => isset($_POST['_autocomplete_single']) ? true : false,
        'addressbook_sort_col' => rcube_utils::get_input_value('_addressbook_sort_col', rcube_utils::INPUT_POST),
        'addressbook_name_listing' => intval(rcube_utils::get_input_value('_addressbook_name_listing', rcube_utils::INPUT_POST)),
        'addressbook_pagesize' => is_numeric($_POST['_addressbook_pagesize']) ? max(2, intval($_POST['_addressbook_pagesize'])) : $CONFIG['addressbook_pagesize'],
    );

    break;

case 'server':
    $a_user_prefs = array(
        'read_when_deleted' => isset($_POST['_read_when_deleted']) ? true : false,
        'skip_deleted'      => isset($_POST['_skip_deleted']) ? true : false,
        'flag_for_deletion' => isset($_POST['_flag_for_deletion']) ? true : false,
        'delete_always'     => isset($_POST['_delete_always']) ? true : false,
        'delete_junk'       => isset($_POST['_delete_junk']) ? true : false,
        'logout_purge'      => isset($_POST['_logout_purge']) ? true : false,
        'logout_expunge'    => isset($_POST['_logout_expunge']) ? true : false,
    );

    break;

case 'folders':
    $a_user_prefs = array(
        'show_real_foldernames' => isset($_POST['_show_real_foldernames']) ? true : false,
        'drafts_mbox' => rcube_utils::get_input_value('_drafts_mbox', rcube_utils::INPUT_POST, true),
        'sent_mbox'   => rcube_utils::get_input_value('_sent_mbox', rcube_utils::INPUT_POST, true),
        'junk_mbox'   => rcube_utils::get_input_value('_junk_mbox', rcube_utils::INPUT_POST, true),
        'trash_mbox'  => rcube_utils::get_input_value('_trash_mbox', rcube_utils::INPUT_POST, true),
    );

    break;
}

$plugin = rcmail::get_instance()->plugins->exec_hook('preferences_save',
    array('prefs' => $a_user_prefs, 'section' => $CURR_SECTION));

$a_user_prefs = $plugin['prefs'];

// don't override these parameters
foreach ((array)$CONFIG['dont_override'] as $p) {
    $a_user_prefs[$p] = $CONFIG[$p];
}


// verify some options
switch ($CURR_SECTION) {
case 'general':
    // switch UI language
    if (isset($_POST['_language']) && $a_user_prefs['language'] != $_SESSION['language']) {
        $RCMAIL->load_language($a_user_prefs['language']);
        $OUTPUT->command('reload', 500);
    }

    // switch skin (if valid, otherwise unset the pref and fall back to default)
    if (!$OUTPUT->set_skin($a_user_prefs['skin']))
        unset($a_user_prefs['skin']);
    else if ($RCMAIL->config->get('skin') != $a_user_prefs['skin'])
        $OUTPUT->command('reload', 500);

    $a_user_prefs['timezone'] = (string) $a_user_prefs['timezone'];

    if (!empty($a_user_prefs['refresh_interval']) && !empty($CONFIG['min_refresh_interval'])) {
        if ($a_user_prefs['refresh_interval'] < $CONFIG['min_refresh_interval']) {
            $a_user_prefs['refresh_interval'] = $CONFIG['min_refresh_interval'];
        }
    }

    break;

case 'mailbox':
    // force min size
    if ($a_user_prefs['mail_pagesize'] < 1) {
        $a_user_prefs['mail_pagesize'] = 10;
    }

    if (isset($CONFIG['max_pagesize']) && ($a_user_prefs['mail_pagesize'] > $CONFIG['max_pagesize'])) {
        $a_user_prefs['mail_pagesize'] = (int) $CONFIG['max_pagesize'];
    }

    break;

case 'addressbook':
    // force min size
    if ($a_user_prefs['addressbook_pagesize'] < 1) {
        $a_user_prefs['addressbook_pagesize'] = 10;
    }

    if (isset($CONFIG['max_pagesize']) && ($a_user_prefs['addressbook_pagesize'] > $CONFIG['max_pagesize'])) {
        $a_user_prefs['addressbook_pagesize'] = (int) $CONFIG['max_pagesize'];
    }

    break;

case 'folders':
    // special handling for 'default_folders'
    if (in_array('default_folders', (array)$CONFIG['dont_override'])) {
        foreach (array('drafts_mbox','sent_mbox','junk_mbox','trash_mbox') as $p) {
            $a_user_prefs[$p] = $CONFIG[$p];
        }
    }
    else {
        $a_user_prefs['default_folders'] = array('INBOX');
        foreach (array('drafts_mbox','sent_mbox','junk_mbox','trash_mbox') as $p) {
            if ($a_user_prefs[$p]) {
                $a_user_prefs['default_folders'][] = $a_user_prefs[$p];
            }
        }
    }

    break;
}

// Save preferences
if (!$plugin['abort'])
    $saved = $RCMAIL->user->save_prefs($a_user_prefs);
else
    $saved = $plugin['result'];

if ($saved)
    $OUTPUT->show_message('successfullysaved', 'confirmation');
else
    $OUTPUT->show_message($plugin['message'] ? $plugin['message'] : 'errorsaving', 'error');

// display the form again
$RCMAIL->overwrite_action('edit-prefs');
