<?php
/* For licensing terms, see /license.txt */
/**
 * @package chamilo.calendar
 */
/**
 * INIT SECTION
 */
// name of the language file that needs to be included
$language_file = array('agenda', 'group', 'announcements');

// use anonymous mode when accessing this course tool
$use_anonymous = true;

// Calendar type
$type = isset($_REQUEST['type']) && in_array($_REQUEST['type'], array('personal', 'course', 'admin')) ? $_REQUEST['type'] : 'personal';

if ($type == 'personal') {
    $cidReset = true; // fixes #5162
}

require_once '../inc/global.inc.php';
require_once 'agenda.lib.php';
require_once 'agenda.inc.php';

$current_course_tool = TOOL_CALENDAR_EVENT;

$this_section = SECTION_MYAGENDA;

$htmlHeadXtra[] = api_get_jquery_libraries_js(array('jquery-ui', 'jquery-ui-i18n'));
$htmlHeadXtra[] = api_get_js('qtip2/jquery.qtip.min.js');
$htmlHeadXtra[] = api_get_js('fullcalendar/fullcalendar.min.js');
$htmlHeadXtra[] = api_get_js('fullcalendar/gcal.js');
$htmlHeadXtra[] = api_get_css(api_get_path(WEB_LIBRARY_PATH).'javascript/fullcalendar/fullcalendar.css');
$htmlHeadXtra[] = api_get_css(api_get_path(WEB_LIBRARY_PATH).'javascript/qtip2/jquery.qtip.min.css');

if (api_is_platform_admin() && $type == 'admin') {
    $type = 'admin';
}

if (isset($_REQUEST['cidReq']) && !empty($_REQUEST['cidReq'])) {
    $type = 'course';
}

$is_group_tutor = false;
$session_id = api_get_session_id();
$group_id = api_get_group_id();

if (!empty($group_id)) {
    $is_group_tutor = GroupManager::is_tutor_of_group(api_get_user_id(), $group_id);
    $group_properties = GroupManager :: get_group_properties($group_id);
    $interbreadcrumb[] = array("url" => "../group/group.php", "name" => get_lang('Groups'));
    $interbreadcrumb[] = array("url" => "../group/group_space.php?gidReq=".$group_id, "name" => get_lang('GroupSpace').' '.$group_properties['name']);
}

$tpl = new Template(get_lang('Agenda'));

$tpl->assign('use_google_calendar', 0);

$can_add_events = 0;

switch ($type) {
    case 'admin':
        api_protect_admin_script();
        $this_section = SECTION_PLATFORM_ADMIN;
        if (api_is_platform_admin()) {
            $can_add_events = 1;
        }
        break;
    case 'course':
        api_protect_course_script();
        $this_section = SECTION_COURSES;
        if (api_is_allowed_to_edit()) {
            $can_add_events = 1;
        }
        if (!empty($group_id)) {
            if ($is_group_tutor) {
                $can_add_events = 1;
            }
        }
        break;
    case 'personal':
        if (api_is_anonymous()) {
            api_not_allowed(true);
        }
        $extra_field_data = UserManager::get_extra_user_data_by_field(api_get_user_id(), 'google_calendar_url');
        if (!empty($extra_field_data) && isset($extra_field_data['google_calendar_url']) && !empty($extra_field_data['google_calendar_url'])) {
            $tpl->assign('use_google_calendar', 1);
            $tpl->assign('google_calendar_url', $extra_field_data['google_calendar_url']);
        }
        $this_section = SECTION_MYAGENDA;
        if (!api_is_anonymous()) {
            $can_add_events = 1;
        }
        break;
}


//Setting translations
$day_short = api_get_week_days_short();
$days = api_get_week_days_long();
$months = api_get_months_long();
$months_short = api_get_months_short();

//Setting calendar translations
$tpl->assign('month_names', json_encode($months));
$tpl->assign('month_names_short', json_encode($months_short));
$tpl->assign('day_names', json_encode($days));
$tpl->assign('day_names_short', json_encode($day_short));
$tpl->assign('button_text',
    json_encode(array(
        'today' => get_lang('Today'),
        'month' => get_lang('Month'),
        'week' => get_lang('Week'),
        'day' => get_lang('Day')
    ))
);

//see http://docs.jquery.com/UI/Datepicker/$.datepicker.formatDate

$tpl->assign('js_format_date', 'D d M yy');
$region_value = api_get_language_isocode();

if ($region_value == 'en') {
    $region_value = 'en-GB';
}
$tpl->assign('region_value', $region_value);

$export_icon = '../img/export.png';
$export_icon_low = '../img/export_low_fade.png';
$export_icon_high = '../img/export_high_fade.png';

$tpl->assign('export_ical_confidential_icon', Display::return_icon($export_icon_high, get_lang('ExportiCalConfidential')));

$actions = null;

if (api_is_allowed_to_edit(false, true) OR
    (api_get_course_setting('allow_user_edit_agenda') && !api_is_anonymous()) && api_is_allowed_to_session_edit(false, true) OR
    $is_group_tutor
) {
    if ($type == 'course') {
        if (isset($_GET['user_id'])) {
            $filter = $_GET['user_id'];
        }
        $actions = display_courseadmin_links($filter);
    }
} else {
    if ($type == 'course') {
        $actions = "<a href='agenda_list.php?type=course&".api_get_cidreq()."'>".Display::return_icon('week.png', get_lang('Agenda'), '', ICON_SIZE_MEDIUM)."</a>";
    }
}

$tpl->assign('actions', $actions);

//Calendar Type : course, admin, personal
$tpl->assign('type', $type);

$type_event_class = $type.'_event';
$type_label = get_lang(ucfirst($type).'Calendar');
if ($type == 'course' && !empty($group_id)) {
    $type_event_class = 'group_event';
    $type_label = get_lang('GroupCalendar');
}

$defaultView = api_get_setting('default_calendar_view');

if (empty($defaultView)) {
    $defaultView = 'month';
}

/* month, basicWeek,agendaWeek,agendaDay */

$tpl->assign('default_view', $defaultView);

if ($type == 'course' && !empty($session_id)) {
    $type_event_class = 'session_event';
    $type_label = get_lang('SessionCalendar');
}

$tpl->assign('type_label', $type_label);
$tpl->assign('type_event_class', $type_event_class);

//Current user can add event?
$tpl->assign('can_add_events', $can_add_events);

//Setting AJAX caller
if (isset($_GET['user_id'])) {
    $user_id = $_GET['user_id'];
    $agenda_ajax_url = api_get_path(WEB_AJAX_PATH).'agenda.ajax.php?user_id='.$user_id.'&type='.$type;
} else {
    $agenda_ajax_url = api_get_path(WEB_AJAX_PATH).'agenda.ajax.php?type='.$type;
}
$tpl->assign('web_agenda_ajax_url', $agenda_ajax_url);
$course_code = api_get_course_id();

if ((api_is_allowed_to_edit() || $is_group_tutor) && $course_code != '-1' && $type == 'course') {
    $order = 'lastname';
    if (api_is_western_name_order()) {
        $order = 'firstname';
    }

    if (!empty($group_id)) {
        $group_list = array($group_id => $group_properties);
        $user_list = GroupManager::get_subscribed_users($group_id);
    } else {
        $user_list = CourseManager::get_user_list_from_course_code(api_get_course_id(), api_get_session_id(), null, $order);
        $group_list = CourseManager::get_group_list_of_course(api_get_course_id(), api_get_session_id());
    }

    $agenda = new Agenda();
    //This will fill the select called #users_to_send_id
    $select = $agenda->construct_not_selected_select_form($group_list, $user_list, array());
    $tpl->assign('visible_to', $select);
}

// Loading Agenda template
$content = $tpl->fetch('default/agenda/month.tpl');

$tpl->assign('content', $content);

// Loading main Chamilo 1 col template
$tpl->display_one_col_template();