Your IP : 216.73.216.65
<?php
/**
* Scheduler class
* This file contians the scheduler application where
* users have an interface for reserving resources,
* viewing other reservations and modifying their own.
* @author Nick Korbel <lqqkout13@users.sourceforge.net>
* @author David Poole <David.Poole@fccc.edu>
* @author Richard Cantzler <rmcii@users.sourceforge.net>
* @version 06-23-07
* @package phpScheduleIt
*
* Copyright (C) 2003 - 2007 phpScheduleIt
* License: GPL, see LICENSE
*/
/**
* Base directory of application
*/
$basedir = dirname(__FILE__) . '/..';
include_once($basedir . '/lib/db/ScheduleDB.class.php');
include_once($basedir . '/lib/Calendar.class.php');
include_once($basedir . '/lib/Summary.class.php');
include_once($basedir . '/templates/schedule.template.php');
class Schedule {
var $_date = array();
var $machids = array();
var $res = array();
var $blackouts = array();
var $db;
var $user;
var $scheduleType;
var $scheduleid;
var $viewdays;
var $startDay;
var $endDay;
var $timespan;
var $weekStartDay;
var $showsummary;
var $title;
var $admin;
var $isValid = false;
/**
* Sets up initial variable values
* @param constant $scheduleType type of schedule to print out
*/
function Schedule($scheduleid, $scheduleType = ALL) {
$this->scheduleid = $scheduleid;
$this->scheduleType = $scheduleType; // Set schedule type
$this->db = new ScheduleDB($scheduleid, $scheduleType); // Set database class
if ($scheduleid == null) {
$this->scheduleid = $this->db->get_default_id();
$this->db->scheduleid = $this->scheduleid;
}
$this->isValid = $this->db->check_scheduleid($this->scheduleid);
if ($this->isValid) {
$data = $this->db->get_schedule_data($this->scheduleid);
$this->viewdays = $data['viewdays'];
$this->startDay = $data['daystart'];
$this->endDay = $data['dayend'];
$this->timespan = $data['timespan'];
$this->weekdaystart = $data['weekdaystart'];
$this->showsummary = $data['showsummary'];
$this->title = $data['scheduletitle'];
$this->admin = $data['adminemail'];
if ($scheduleType == READ_ONLY) {
$this->user = new User();
}
else {
$this->user = new User(Auth::getCurrentID()); // Set User class
}
$this->_date = $this->get_date_vars(); // Get all date info we need
$this->machids = $this->db->get_mach_ids($this->scheduleid); // Get all resource info
$machids = array();
if($this->machids !== false) {
foreach($this->machids as $mach) {
$machids[] = $mach['machid'];
}
}
$this->res = $this->db->get_all_res($this->_date['firstDayTs'], $this->_date['lastDayTs'], $machids, $this->user->get_id());
}
}
/**
* Prints the actual schedule by calling all necessary class
* and schedule template functions
* @param none
*/
function print_schedule() {
global $conf;
print_date_span($this->_date, $this->title);
print_schedule_list($this->db->get_schedule_list(), $this->scheduleid);
$this->print_calendars();
if ($this->scheduleType == ALL)
{
print_color_key();
}
// Break first day we are viewing into an array of date pieces
$temp_date = getdate($this->_date['firstDayTs']);
$hour_header = get_hour_header($this->get_time_array(), $this->startDay, $this->endDay, $this->timespan); // Get the headers (same for all tables)
// Repeat this for each day we need to show
for ($dayCount = 0; $dayCount < $this->viewdays; $dayCount++) {
// Timestamp for whatever day we are currently viewing
$this->_date['current'] = mktime(0,0,0, $temp_date['mon'], $temp_date['mday'] + $dayCount, $temp_date['year']);
start_day_table($this->get_display_date(), $hour_header, $this->_date['now'] == $this->_date['current']); // Start the table for this day
$this->print_reservations(); // Print reservations for this day
end_day_table(); // End the table for this day
}
print_summary_div();
}
/**
* Prints out 3 calendars (prev month, this month, next month) at the top of the schedule
* @param none
*/
function print_calendars() {
$prev = new Calendar(false, $this->_date['month'] -1, $this->_date['year']);
$curr = new Calendar(false, $this->_date['month'], $this->_date['year']);
$next = new Calendar(false, $this->_date['month'] + 1, $this->_date['year']);
$prev->scheduleid = $curr->scheduleid = $next->scheduleid = $this->scheduleid;
print_calendars($prev, $curr, $next);
}
/**
* Whether the reservation link is shown/clickable
* @param bool $viewable_date if the date is viewable
* @param array $current_record the currently iterated machid record
* @return if this reservation link is available to view
*/
function canShowReservation($viewable_date, $current_record) {
if (Auth::isAdmin()) {
return true;
}
$is_active = ($current_record['status'] == 'a');
$has_permission = $this->user->has_perm($current_record['machid']);
return ( $viewable_date && $is_active && $has_permission );
}
/**
* Whether the reservation link is shown/clickable on this date
* @param int $current_date the current datestamp
* @param int $min_notice the minimum number of notice hours for the current resource
* @param int $max_notice the maximum number of notice hours for the current resource
* @return if this reservation link is available to view
*/
function isViewableDate($current_date, $min_notice, $max_notice) {
$min_days = intval($min_notice / 24);
$min_date = mktime(0,0,0, date('m'), date('d') + $min_days);
if ($current_date < $min_date)
{
return false;
}
if ($max_notice != 0) {
$max_days = ceil($max_notice / 24);
$max_date = mktime(0,0,0, date('m'), date('d') + $max_days);
if ($current_date > $max_date)
{
return false;
}
}
return true;
}
/**
* Print out the reservations for each resource on each day
* @param none
*/
function print_reservations() {
global $conf;
if (!$this->machids)
return;
$current_date = $this->_date['current']; // Store current_date so we dont have to access the array every time
// Repeat this whole process for each resource in the database
for ($count = 0; $count < count($this->machids); $count++) {
$prevTime = $this->startDay; // Previous time holder
$totCol = intval(($this->endDay - $this->startDay) / $this->timespan); // Total columns holder
$cur_resource = $this->machids[$count];
// Store info about this current resource in local vars
$id = $cur_resource['machid'];
$name = $cur_resource['name'];
$status = $cur_resource['status'];
$approval = $cur_resource['approval'];
$shown = false; // Default resource visiblilty to not shown
$viewable_date = $this->isViewableDate($current_date, $cur_resource['min_notice_time'], $cur_resource['max_notice_time']);
// If the date has not passed, resource is active and user has permission,
// or the user is the admin allow reservations to be made
$shown = $this->canShowReservation($viewable_date, $cur_resource);
if ($this->scheduleType == READ_ONLY)
{
$color = 'ro' . ($count%2);
}
else
{
$color = 'r' . ($count%2);
}
print_name_cell($current_date, $id, $name, $shown, $this->scheduleType == BLACKOUT_ONLY, $this->scheduleid, $approval, $color);
$index = $id;
if (isset($this->res[$index])) {
for ($i = 0; $i < count($this->res[$index]); $i++) {
$rs = $this->res[$index][$i];
// If it doesnt start sometime today, end sometime today, or surround today, just skip over it
if (
!(($rs['start_date'] >= $current_date && $rs['start_date'] <= $current_date)
|| ($rs['end_date'] >= $current_date && $rs['end_date'] <= $current_date)
|| ($rs['start_date'] <= $current_date && $rs['end_date'] >= $current_date))
) {
continue;
}
// Just skip the reservation if the ending date/time is todays start time
if ($rs['end_date'] == $current_date && $rs['endtime'] == $this->startDay) { continue; }
// If the reservation starts before or ends after todays date, just pretend it ends today so it shows correctly
if ($rs['start_date'] < $current_date) {
$rs['starttime'] = $this->startDay;
}
if ($rs['end_date'] > $current_date) {
$rs['endtime'] = $this->endDay;
}
// Print out row of reservations
$thisStart = $rs['starttime'];
$thisEnd = $rs['endtime'];
if ($thisStart < $this->startDay && $thisEnd > $this->startDay)
$thisStart = $this->startDay;
else if ($thisStart < $this->startDay && $thisEnd <= $this->startDay)
continue; // Ignore reservation, its off the schedule
if ($thisStart < $this->endDay && $thisEnd > $this->endDay)
$thisEnd = $this->endDay;
else if ($thisStart >= $this->endDay && $thisEnd > $this->startDay)
continue; // Ignore reservation, its off the schedule
$colspan = intval(($thisEnd - $thisStart) / $this->timespan);
$this->move_to_starting_col($rs, $thisStart, $prevTime, $this->timespan, $id, $current_date, $shown, $color);
if ($rs['is_blackout'] == 1)
$this->write_blackout($rs, $colspan);
else
$this->write_reservation($rs, $colspan, $viewable_date);
// Set prevTime to this reservation's ending time
$prevTime = $thisEnd;
}
}
$this->finish_row($this->endDay, $prevTime, $this->timespan, $id, $current_date, $shown, $color);
}
}
/**
* Return the formatted and timezone adjusted date
* @param int $ts time stamp for date to format
* @return formatted date
*/
function get_display_date() {
return Time::formatReservationDate($this->_date['current'], $this->startDay, null, 'schedule_daily');
}
/**
* Sets up all date variables needed in the scheduler
* @param none
* @return array of all needed date variables
*/
function get_date_vars() {
$default = false;
$dv = array();
// For Back, Current, Next Week clicked links
// pull values into an array month,day,year
$indate = (isset($_GET['date'])) ? explode('-',$_GET['date']) : '';
// Set date values if a date has been passed in (these will always be set to a valid date)
if ( !empty($indate) || isset($_POST['jumpForm']) ) {
$dv['month'] = (isset($_POST['jumpMonth'])) ? date('m', mktime(0,0,0,$_POST['jumpMonth'],1)) : date('m', mktime(0,0,0,$indate[0],1));
$dv['day'] = (isset($_POST['jumpDay'])) ? date('d', mktime(0,0,0,$dv['month'], $_POST['jumpDay'])) : date('d', mktime(0,0,0, $dv['month'], $indate[1]));
$dv['year'] = (isset($_POST['jumpYear'])) ? date('Y', mktime(0,0,0, $dv['month'], $dv['day'], $_POST['jumpYear'])) : date('Y', mktime(0,0,0, $dv['month'], $dv['day'], $indate[2]));
}
else {
// Else set values to user defined starting day of week
$d = getdate();
$dv['month'] = $d['mon'];
$dv['day'] = $d['mday'];
$dv['year'] = $d['year'];
$default = true;
}
// Make timestamp for today's date
$dv['todayTs'] = mktime(0,0,0, $dv['month'], $dv['day'], $dv['year']);
// Get proper starting day
$dayNo = date('w', $dv['todayTs']);
if ($default)
$dv['day'] = $dv['day'] - ($dayNo - $this->weekdaystart); // Make sure week starts on correct day
// If default view and first day has passed, move up one week
//if ($default && (date(mktime(0,0,0,$dv['month'], $dv['day'] + $this->viewdays, $dv['year'])) <= mktime(0,0,0)))
// $dv['day'] += 7;
$dv['firstDayTs'] = mktime(0,0,0, $dv['month'], $dv['day'], $dv['year']);
$date_parts = getdate();
// Make timestamp for last date
// by adding # of days to view minus the day of the week to $day
$dv['lastDayTs'] = mktime(0,0,0, $dv['month'], ($dv['day'] + $this->viewdays - 1), $dv['year']);
$dv['current'] = $dv['firstDayTs'];
$dv['now'] = mktime(0,0,0);
return $dv;
}
/**
* Get associative array of available times and rowspans
* This function computes and returns an associative array
* containing a timezone adjusted time value and it's rowspan value as
* $array[time] => rowspan
* @param none
* @return array of time value and it's associated rowspan value
* @global $conf
*/
function get_time_array() {
global $conf;
$startDay = $startingTime = $this->startDay;
$endDay = $endingTime = $this->endDay;
$interval = $this->timespan;
$timeHash = array();
// Compute the available times
$prevTime = $startDay;
if ( (($startDay % 60) != 0) && ($interval < 60) ) {
$time = Time::formatTime($startDay);
$timeHash[$time] = intval((60-($startDay%60))/$interval);
$prevTime += $interval*$timeHash[$time];
}
while ($prevTime < $endingTime) {
if ($interval < 60) {
$time = Time::formatTime($prevTime);
$timeHash[$time] = intval(60 / $interval);
$prevTime += 60; // Always increment by 1 hour
}
else {
$colspan = 1; // Colspan is always 1
$time = Time::formatTime($prevTime);
$timeHash[$time] = $colspan;
$prevTime += $interval;
}
}
return $timeHash;
}
/**
* Print out links to jump to new dates
* @param none
*/
function print_jump_links() {
global $conf;
print_jump_links($this->_date['firstDayTs'], $this->viewdays, ($this->viewdays != 7));
}
/**
* Return color_select for given reservation
* @param array $rs array of reservation information
*/
function get_reservation_colorstr($rs) {
global $conf;
$is_mine = false;
$is_participant = false;
$is_past = false;
$color_select = 'other_res'; // Default color (if anything else is true, it will be changed)
if ($this->scheduleType != READ_ONLY) {
if ($rs['owner'] == 1) {
$is_mine = true;
$color_select = 'my_res';
}
else if ($rs['participantid'] != null && $rs['owner'] == 0) {
$is_participant = true;
$color_select = 'participant_res';
}
}
if (mktime(0,0,0) > $this->_date['current']) { // If todays date is still before or on the day of this reservation
$is_past = true;
if ($is_mine) {
$color_select = 'my_past_res';
}
else if ($is_participant) {
$color_select = 'participant_past_res';
}
else {
$color_select ='other_past_res';
}
}
if ( $rs['is_pending'] ) {
$color_select = 'pending';
}
return $color_select;
}
/**
* Calculates and calls the template function to print out leading columns
* @param array $rs array of reservation information
* @param int $start starting time of reservation
* @param int $prev previous ending reservation time
* @param int $span time span for reservations
* @param string $machid id of the resource on this table row
* @param int $ts timestamp for the reservation start date
* @param bool $clickable if this row's cells can be clicked to start a reservation
* @param string $color class of column background
*/
function move_to_starting_col($rs, $start, $prev, $span, $machid, $ts, $clickable, $color) {
global $conf;
$cols = (($start-$prev) / $span) - 1;
print_blank_cols($cols, $prev, $span, $ts, $machid, $this->scheduleid, $this->scheduleType, $clickable, $color);
}
/**
* Calculates and calls template function to print out trailing columns
* @param int $end ending time of day
* @param int $prev previous ending reservation time
* @param int $span time span for reservations
* @param string $machid id of the resource on this table row
* @param int $ts timestamp for the reservation start date
* @param bool $clickable if this row's cells can be clicked to start a reservation
* @param string $color class of column background
*/
function finish_row($end, $prev, $span, $machid, $ts, $clickable, $color) {
global $conf;
$cols = (($end-$prev) / $span) - 1;
print_blank_cols($cols, $prev, $span, $ts, $machid, $this->scheduleid, $this->scheduleType, $clickable, $color);
print_closing_tr();
}
/**
* Calls template function to write out the reservation cell
* @param array $rs array of reservation information
* @param int $colspan column span value
* @param bool $viewable_date if the date is clickable/viewable
*/
function write_reservation($rs, $colspan, $viewable_date) {
global $conf;
/// !!! CLEAN THIS UP !!! ///
$is_mine = false;
$is_past = false;
$is_private = $conf['app']['privacyMode'] && !Auth::isAdmin();
$color_select = $this->get_reservation_colorstr($rs);
if ($this->scheduleType != READ_ONLY) {
if ($rs['memberid'] == $_SESSION['sessionID']) {
$is_mine = true;
}
}
$summary = new Summary($rs['summary']);
if ((bool)$conf['app']['prefixNameOnSummary']) {
$summary->user_name = "{$rs['fname']} {$rs['lname']}";
}
// If this is the user who made the reservation or the admin,
// and time has not passed, allow them to edit it
// else only allow view
$mod_view = ( ($is_mine && $viewable_date) || Auth::isAdmin()) ? 'm' : 'v'; // To use in javascript edit/view box
$showsummary = (($this->scheduleType != READ_ONLY || ($this->scheduleType == READ_ONLY && $conf['app']['readOnlySummary'])) && $this->showsummary && !$is_private);
$viewable = ($this->scheduleType != READ_ONLY || ($this->scheduleType == READ_ONLY && $conf['app']['readOnlyDetails']));
$summary->visible = $showsummary;
$is_pending = Auth::isAdmin() ? 0 : $rs['is_pending'];
write_reservation($colspan, $color_select, $mod_view, $rs['resid'], $summary, $viewable, $this->scheduleType == READ_ONLY, $is_pending);
}
/**
* Calls template function to write out the blackout cell
* @param array $rs array of reservation information
* @param int $colspan column span value
*/
function write_blackout($rs, $colspan) {
global $conf;
$is_private = $conf['app']['privacyMode'] && !Auth::isAdmin();
$showsummary = (($this->scheduleType != READ_ONLY || ($this->scheduleType == READ_ONLY && $conf['app']['readOnlySummary'])) && $this->showsummary && !$is_private);
$summary = new Summary($rs['summary']);
$summary->visible = $showsummary;
write_blackout($colspan, Auth::isAdmin(), $rs['resid'], $summary, $showsummary);
}
/**
* Prints out an error message for the user
* @param none
*/
function print_error() {
CmnFns::do_error_box(translate('That schedule is not available.') . '<br/><a href="javascript: history.back();">' . translate('Back') . '</a>', '', false);
}
}
?>