Initial repo created

[timetracker.git] / WEB-INF / lib / Period.class.php

diff --git a/WEB-INF/lib/Period.class.php b/WEB-INF/lib/Period.class.php
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+<?php
+// +----------------------------------------------------------------------+
+// | Anuko Time Tracker
+// +----------------------------------------------------------------------+
+// | Copyright (c) Anuko International Ltd. (https://www.anuko.com)
+// +----------------------------------------------------------------------+
+// | LIBERAL FREEWARE LICENSE: This source code document may be used
+// | by anyone for any purpose, and freely redistributed alone or in
+// | combination with other software, provided that the license is obeyed.
+// |
+// | There are only two ways to violate the license:
+// |
+// | 1. To redistribute this code in source form, with the copyright
+// |    notice or license removed or altered. (Distributing in compiled
+// |    forms without embedded copyright notices is permitted).
+// |
+// | 2. To redistribute modified versions of this code in *any* form
+// |    that bears insufficient indications that the modifications are
+// |    not the work of the original author(s).
+// |
+// | This license applies to this document only, not any other software
+// | that it may be combined with.
+// |
+// +----------------------------------------------------------------------+
+// | Contributors:
+// | https://www.anuko.com/time_tracker/credits.htm
+// +----------------------------------------------------------------------+
+
+define('INTERVAL_THIS_DAY', 1);
+define('INTERVAL_THIS_WEEK', 2);
+define('INTERVAL_THIS_MONTH', 3);
+define('INTERVAL_THIS_YEAR', 4);
+define('INTERVAL_ALL_TIME', 5);
+define('INTERVAL_LAST_WEEK', 6);
+define('INTERVAL_LAST_MONTH', 7);
+
+class Period {
+       var $mBeginDate;
+       var $mEndDate;
+
+       function Period($period_name=0, $date_point=null) {
+               global $user;
+               
+               if (!$date_point || !($date_point instanceof DateAndTime)) {
+                       $date_point = new DateAndTime();
+               }
+               $startWeek = $user->week_start;
+
+               $date_begin = new DateAndTime();
+               $date_begin->setFormat($date_point->getFormat());
+               $date_end       = new DateAndTime();
+               $date_end->setFormat($date_point->getFormat());
+               $t_arr = localtime($date_point->getTimestamp());
+               $t_arr[5] = $t_arr[5] + 1900;
+
+               if ($t_arr[6] < $startWeek) {
+                 $startWeekBias = $startWeek - 7;
+               } else {
+                 $startWeekBias = $startWeek;
+               }
+
+               switch ($period_name) {
+                       case INTERVAL_THIS_DAY:
+                               $date_begin->setTimestamp($date_point->getTimestamp());
+                               $date_end->setTimestamp($date_point->getTimestamp());
+                       break;
+                       case INTERVAL_THIS_WEEK:
+                         $date_begin->setTimestamp(mktime(0,0,0,$t_arr[4]+1,$t_arr[3]-$t_arr[6]+$startWeekBias,$t_arr[5]));
+                               $date_end->setTimestamp(mktime(0,0,0,$t_arr[4]+1,$t_arr[3]-$t_arr[6]+6+$startWeekBias,$t_arr[5]));
+                       break;
+                       case INTERVAL_LAST_WEEK:
+                               $date_begin->setTimestamp(mktime(0,0,0,$t_arr[4]+1,$t_arr[3]-$t_arr[6]-7+$startWeekBias,$t_arr[5]));
+                               $date_end->setTimestamp(mktime(0,0,0,$t_arr[4]+1,$t_arr[3]-$t_arr[6]-1+$startWeekBias,$t_arr[5]));
+                       break;
+                       case INTERVAL_THIS_MONTH:
+                               $date_begin->setTimestamp(mktime(0,0,0,$t_arr[4]+1,1,$t_arr[5]));
+                               $date_end->setTimestamp(mktime(0,0,0,$t_arr[4]+2,0,$t_arr[5]));
+                       break;
+                       case INTERVAL_LAST_MONTH:
+                               $date_begin->setTimestamp(mktime(0,0,0,$t_arr[4],1,$t_arr[5]));
+                               $date_end->setTimestamp(mktime(0,0,0,$t_arr[4]+1,0,$t_arr[5]));
+                       break;
+
+                       case INTERVAL_THIS_YEAR:
+                               $date_begin->setTimestamp(mktime(0, 0, 0, 1, 1, $t_arr[5]));
+                               $date_end->setTimestamp(mktime(0, 0, 0, 12, 31, $t_arr[5]));
+                       break;
+               }
+               $this->mBeginDate       = &$date_begin;
+               $this->mEndDate         = &$date_end;
+       }
+
+       /**
+        * Return all days by period
+        *
+        * @return array
+        */
+       function getAllDays() {
+               $ret_array = array();
+               if ($this->mBeginDate->before($this->mEndDate)) {
+                       $d = $this->getBegin();
+                       while ($d->before($this->getEnd())) {
+                               array_push($ret_array, $d);
+                               $d = $d->nextDate();
+                       }
+                       array_push($ret_array, $d);
+               } else {
+                       array_push($ret_array, $this->mBeginDate);
+               }
+               return $ret_array;
+       }
+
+       function setPeriod($b_date, $e_date) {
+               $this->mBeginDate = $b_date;
+               $this->mEndDate = $e_date;
+       }
+
+       // return date object
+       function getBegin() {
+               return $this->mBeginDate;
+       }
+
+       // return date object
+       function getEnd() {
+               return $this->mEndDate;
+       }
+
+       // return date string
+       function getBeginDate($format="") {
+               return $this->mBeginDate->toString($format);
+       }
+
+       // return date string
+       function getEndDate($format="") {
+               return $this->mEndDate->toString($format);
+       }
+
+       function getArray($format="") {
+               $result = array();
+               $d = $this->getBegin();
+               while ($d->before($this->getEnd())) {
+                       $result[] = $d->toString($format);
+                       $d = $d->nextDate();
+               }
+               return $result;
+       }
+}
+?>
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