<?php

// (c) Copyright by authors of the Tiki Wiki CMS Groupware Project
//
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
// $Id$

if (basename($_SERVER['SCRIPT_NAME']) === basename(__FILE__)) {
    die('This script may only be included.');
}

if (! isset($_REQUEST['mobile_mode']) || $_REQUEST['mobile_mode'] === 'y') {
    $uagent_info = new uagent_info();

    $supported_device = $uagent_info->DetectIphoneOrIpod() ||
                        $uagent_info->DetectIpad() ||
                        $uagent_info->DetectAndroid() ||
                        $uagent_info->DetectBlackBerry() ||
                        $uagent_info->DetectOperaMobile() ||
                        $uagent_info->DetectPalmWebOS();

    if ((! getCookie('mobile_mode') && $supported_device) || getCookie('mobile_mode') === 'y') {        // supported by jquery.mobile
        if (! is_array($prefs['mobile_perspectives'])) {
            $prefs['mobile_perspectives'] = unserialize($prefs['mobile_perspectives']);
        }
        if (count($prefs['mobile_perspectives']) > 0) {
            $persp = $prefs['mobile_perspectives'][0];

            if (Perms::get([ 'type' => 'perspective', 'object' => $persp ])->perspective_view) {
                $prefs['mobile_mode'] = 'y';

                // pre-tiki14/bootstrap these prefs were disabled by default
                // they can still be disabled via the mobile perspective if needed
                /*$prefs['feature_jquery_ui'] = 'n';
                $prefs['feature_jquery_reflection'] = 'n';
                $prefs['feature_fullscreen'] = 'n';
                $prefs['feature_syntax_highlighter'] = 'n';
                $prefs['feature_layoutshadows'] = 'n';
                $prefs['feature_wysiwyg'] = 'n';
                $prefs['ajax_autosave'] = 'n';
                $prefs['change_theme'] = 'n';
                $prefs['feature_syntax_highlighter'] = 'n';
                $prefs['jquery_select2'] = 'n';
                $prefs['fgal_show_explorer'] = 'n';
                $prefs['feature_fixed_width'] = 'n';
                $prefs['fgal_elfinder_feature'] = 'n';
                $prefs['wiki_auto_toc'] = 'n';
                $prefs['feature_smileys'] = 'n';
                $prefs['feature_inline_comments'] = 'n';
                $prefs['feature_jquery_tablesorter'] = 'n';*/

                $headerlib = TikiLib::lib('header');

                if ($prefs['feature_shadowbox'] === 'y') {
                    $headerlib
                        ->add_jsfile_external('vendor_bundled/vendor/jquery/photoswipe/lib/klass.min.js', true)
                        ->add_jsfile_external('vendor_bundled/vendor/jquery/photoswipe/code.photoswipe.jquery-3.0.5.min.js', true)
                        ->add_jq_onready('var $photosToSwipe = $("a[data-box*=\'box\'][data-box*=\'type=img\'], a[data-box*=\'box\'][data-box!=\'type=\']");
if ($photosToSwipe.length) {$photosToSwipe.photoSwipe();}', 5)
                        ->add_cssfile('vendor_bundled/vendor/jquery/photoswipe/photoswipe.css');
                }

                global $base_url;
                $perspectivelib = TikiLib::lib('perspective');
                if (! in_array($perspectivelib->get_current_perspective($prefs), $prefs['mobile_perspectives'])) {  // change perspective
                    $hp = $prefs['wikiHomePage'];                           // get default non mobile homepage

                    $_SESSION['current_perspective'] = $persp;
                    $_SESSION['current_perspective_name'] = $perspectivelib->get_perspective_name($_SESSION['current_perspective']);

                    if ($prefs['tikiIndex'] === 'tiki-index.php' && isset($_REQUEST['page'])) {
                        $pprefs = $perspectivelib->get_preferences($_SESSION['current_perspective']);
                        if (in_array('wikiHomePage', array_keys($pprefs))) {                // mobile persp has home page set (often the case)
                            if ($hp == $_REQUEST['page']) {
                                header('Location: ' . $base_url);                           // so redirect to site root and try again
                            }
                        }
                    }
                }
            } else {
                $prefs['mobile_mode'] = 'n';
                if (! $supported_device) {  // send error only if not on a read mobile device
                    Feedback::error(tra('Mobile mode: Permission denied, please log in.'));
                }
            }
        }
    } else {
        $prefs['mobile_mode'] = 'n';
    }
} else {
    $prefs['mobile_mode'] = 'n';
}

if ($prefs['mobile_mode'] === 'y') {
    setCookieSection('mobile_mode', $prefs['mobile_mode']);
}