calendar/export.php

   1 <?php
   2
   3 /////////////////////////////////////////////////////////////////////////////
   4 //                                                                         //
   5 // NOTICE OF COPYRIGHT                                                     //
   6 //                                                                         //
   7 // Moodle - Calendar extension                                             //
   8 //                                                                         //
   9 // Copyright (C) 2003-2004  Greek School Network            www.sch.gr     //
  10 //                                                                         //
  11 // Designed by:                                                            //
  12 //     Avgoustos Tsinakos (tsinakos@teikav.edu.gr)                         //
  13 //     Jon Papaioannou (pj@moodle.org)                                     //
  14 //                                                                         //
  15 // Programming and development:                                            //
  16 //     Jon Papaioannou (pj@moodle.org)                                     //
  17 //                                                                         //
  18 // For bugs, suggestions, etc contact:                                     //
  19 //     Jon Papaioannou (pj@moodle.org)                                     //
  20 //                                                                         //
  21 // The current module was developed at the University of Macedonia         //
  22 // (www.uom.gr) under the funding of the Greek School Network (www.sch.gr) //
  23 // The aim of this project is to provide additional and improved           //
  24 // functionality to the Asynchronous Distance Education service that the   //
  25 // Greek School Network deploys.                                           //
  26 //                                                                         //
  27 // This program is free software; you can redistribute it and/or modify    //
  28 // it under the terms of the GNU General Public License as published by    //
  29 // the Free Software Foundation; either version 2 of the License, or       //
  30 // (at your option) any later version.                                     //
  31 //                                                                         //
  32 // This program is distributed in the hope that it will be useful,         //
  33 // but WITHOUT ANY WARRANTY; without even the implied warranty of          //
  34 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the           //
  35 // GNU General Public License for more details:                            //
  36 //                                                                         //
  37 //          http://www.gnu.org/copyleft/gpl.html                           //
  38 //                                                                         //
  39 /////////////////////////////////////////////////////////////////////////////
  40
  41 /**
  42  * This file is part of the User section Moodle
  43  *
  44  * @copyright 2003-2004 Jon Papaioannou (pj@moodle.org)
  45  * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v2 or later
  46  * @package calendar
  47  */
  48
  49 require_once('../config.php');
  50 require_once($CFG->dirroot.'/course/lib.php');
  51 require_once($CFG->dirroot.'/calendar/lib.php');
  52
  53 if (empty($CFG->enablecalendarexport)) {
  54     die('no export');
  55 }
  56
  57 $courseid = optional_param('course', SITEID, PARAM_INT);
  58 $action = optional_param('action', '', PARAM_ALPHA);
  59 $day = optional_param('cal_d', 0, PARAM_INT);
  60 $mon = optional_param('cal_m', 0, PARAM_INT);
  61 $year = optional_param('cal_y', 0, PARAM_INT);
  62 $time = optional_param('time', 0, PARAM_INT);
  63 $generateurl = optional_param('generateurl', 0, PARAM_BOOL);
  64
  65
  66 // If a day, month and year were passed then convert it to a timestamp. If these were passed
  67 // then we can assume the day, month and year are passed as Gregorian, as no where in core
  68 // should we be passing these values rather than the time. This is done for BC.
  69 if (!empty($day) && !empty($mon) && !empty($year)) {
  70     if (checkdate($mon, $day, $year)) {
  71         $time = make_timestamp($year, $mon, $day);
  72     } else {
  73         $time = time();
  74     }
  75 } else if (empty($time)) {
  76     $time = time();
  77 }
  78
  79 if ($courseid != SITEID && !empty($courseid)) {
  80     // Course ID must be valid and existing.
  81     $course = $DB->get_record('course', array('id' => $courseid), '*', MUST_EXIST);
  82     $courses = array($course->id => $course);
  83     $issite = false;
  84 } else {
  85     $course = get_site();
  86     $courses = calendar_get_default_courses();
  87     $issite = true;
  88 }
  89 require_login($course, false);
  90
  91 $url = new moodle_url('/calendar/export.php', array('time' => $time));
  92
  93 if ($action !== '') {
  94     $url->param('action', $action);
  95 }
  96
  97 if ($course !== NULL) {
  98     $url->param('course', $course->id);
  99 }
 100 $PAGE->set_url($url);
 101
 102 $calendar = new calendar_information(0, 0, 0, $time);
 103 $calendar->set_sources($course, $courses);
 104
 105 $pagetitle = get_string('export', 'calendar');
 106
 107 // Print title and header
 108 if ($issite) {
 109     $PAGE->navbar->add($course->shortname, new moodle_url('/course/view.php', array('id'=>$course->id)));
 110 }
 111 $link = new moodle_url(CALENDAR_URL.'view.php', array('view'=>'upcoming', 'course'=>$calendar->courseid));
 112 $PAGE->navbar->add(get_string('calendar', 'calendar'), calendar_get_link_href($link, 0, 0, 0, $time));
 113 $PAGE->navbar->add($pagetitle);
 114
 115 $PAGE->set_title($course->shortname.': '.get_string('calendar', 'calendar').': '.$pagetitle);
 116 $PAGE->set_heading($course->fullname);
 117 $PAGE->set_pagelayout('standard');
 118
 119 $renderer = $PAGE->get_renderer('core_calendar');
 120 $calendar->add_sidecalendar_blocks($renderer);
 121
 122 // Get the calendar type we are using.
 123 $calendartype = \core_calendar\type_factory::get_calendar_instance();
 124 $now = $calendartype->timestamp_to_date_array($time);
 125
 126 $weekend = CALENDAR_DEFAULT_WEEKEND;
 127 if (isset($CFG->calendar_weekend)) {
 128     $weekend = intval($CFG->calendar_weekend);
 129 }
 130 $numberofdaysinweek = $calendartype->get_num_weekdays();
 131
 132 $formdata = array(
 133     // Let's populate some vars to let "common tasks" be somewhat smart...
 134     // If today it's weekend, give the "next week" option.
 135     'allownextweek' => $weekend & (1 << $now['wday']),
 136     // If it's the last week of the month, give the "next month" option.
 137     'allownextmonth' => calendar_days_in_month($now['mon'], $now['year']) - $now['mday'] < $numberofdaysinweek,
 138     // If today it's weekend but tomorrow it isn't, do NOT give the "this week" option.
 139     'allowthisweek' => !(($weekend & (1 << $now['wday'])) && !($weekend & (1 << (($now['wday'] + 1) % $numberofdaysinweek))))
 140 );
 141 $exportform = new core_calendar_export_form(null, $formdata);
 142 $calendarurl = '';
 143 if ($data = $exportform->get_data()) {
 144     $password = $DB->get_record('user', array('id' => $USER->id), 'password');
 145     $params = array();
 146     $params['userid']      = $USER->id;
 147     $params['authtoken']   = sha1($USER->id . (isset($password->password) ? $password->password : '') . $CFG->calendar_exportsalt);
 148     $params['preset_what'] = $data->events['exportevents'];
 149     $params['preset_time'] = $data->period['timeperiod'];
 150
 151     $link = new moodle_url('/calendar/export_execute.php', $params);
 152     if (!empty($data->generateurl)) {
 153         $urlclasses = array('class' => 'generalbox calendarurl');
 154         $calendarurl = html_writer::tag( 'div', get_string('calendarurl', 'calendar', $link->out()), $urlclasses);
 155     }
 156
 157     if (!empty($data->export)) {
 158         redirect($link);
 159     }
 160 }
 161
 162 echo $OUTPUT->header();
 163 echo $renderer->start_layout();
 164 echo $OUTPUT->heading(get_string('exportcalendar', 'calendar'));
 165
 166 if ($action != 'advanced') {
 167     $exportform->display();
 168 }
 169
 170 echo $calendarurl;
 171
 172 echo $renderer->complete_layout();
 173
 174 echo $OUTPUT->footer();