1 | <?php |
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2 | /**************************************************************************\ |
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3 | * eGroupWare - holidaycalc_US * |
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4 | * http://www.egroupware.org * |
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5 | * Based on Yoshihiro Kamimura <your@itheart.com> * |
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6 | * http://www.itheart.com * |
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7 | * -------------------------------------------- * |
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8 | * This program is free software; you can redistribute it and/or modify it * |
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9 | * under the terms of the GNU General Public License as published by the * |
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10 | * Free Software Foundation; either version 2 of the License, or (at your * |
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11 | * option) any later version. * |
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12 | \**************************************************************************/ |
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13 | |
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14 | |
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15 | class holidaycalc |
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16 | { |
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17 | function calculate_date($holiday, &$holidays, $year, &$i) |
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18 | { |
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19 | // if($holiday['day'] == 0 && $holiday['dow'] != 0 && $holiday['occurence'] != 0) |
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20 | if($holiday['day'] == 0 && $holiday['occurence'] != 0) |
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21 | { |
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22 | if($holiday['occurence'] != 99) |
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23 | { |
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24 | $dow = $GLOBALS['phpgw']->datetime->day_of_week($year,$holiday['month'],1); |
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25 | $day = (((7 * $holiday['occurence']) - 6) + ((($holiday['dow'] + 7) - $dow) % 7)); |
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26 | $day += ($day < 1 ? 7 : 0); |
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27 | // What is the point of this? |
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28 | // Add 7 when the holiday falls on a Monday??? |
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29 | //$day += ($holiday['dow']==1 ? 7 : 0); |
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30 | |
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31 | // Sometimes the 5th occurance of a weekday (ie the 5th monday) |
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32 | // can spill over to the next month. This prevents that. |
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33 | $ld = $GLOBALS['phpgw']->datetime->days_in_month($holiday['month'],$year); |
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34 | if ($day > $ld) |
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35 | { |
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36 | return; |
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37 | } |
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38 | } |
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39 | else |
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40 | { |
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41 | $ld = $GLOBALS['phpgw']->datetime->days_in_month($holiday['month'],$year); |
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42 | $dow = $GLOBALS['phpgw']->datetime->day_of_week($year,$holiday['month'],$ld); |
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43 | $day = $ld - (($dow + 7) - $holiday['dow']) % 7 ; |
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44 | } |
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45 | } |
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46 | else |
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47 | { |
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48 | $day = $holiday['day']; |
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49 | if($holiday['observance_rule'] == True) |
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50 | { |
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51 | $dow = $GLOBALS['phpgw']->datetime->day_of_week($year,$holiday['month'],$day); |
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52 | // This now calulates Observed holidays and creates a new entry for them. |
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53 | if($dow == 0) |
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54 | { |
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55 | ++$i; |
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56 | $holidays[$i]['locale'] = $holiday['locale']; |
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57 | $holidays[$i]['name'] = $holiday['name'].' (Observed)'; |
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58 | $holidays[$i]['day'] = $holiday['day'] + 1; |
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59 | $holidays[$i]['month'] = $holiday['month']; |
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60 | $holidays[$i]['occurence'] = $holiday['occurence']; |
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61 | $holidays[$i]['dow'] = $holiday['dow']; |
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62 | $holidays[$i]['date'] = mktime(0,0,0,$holiday['month'],$day+1,$year); |
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63 | $holidays[$i]['obervance_rule'] = 0; |
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64 | } |
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65 | elseif($dow == 6) |
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66 | { |
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67 | ++$i; |
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68 | $holidays[$i]['locale'] = $holiday['locale']; |
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69 | $holidays[$i]['name'] = $holiday['name'].' (Observed)'; |
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70 | $holidays[$i]['day'] = $holiday['day'] - 1; |
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71 | $holidays[$i]['month'] = $holiday['month']; |
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72 | $holidays[$i]['occurence'] = $holiday['occurence']; |
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73 | $holidays[$i]['dow'] = $holiday['dow']; |
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74 | $holidays[$i]['date'] = mktime(0,0,0,$holiday['month'],$day-1,$year); |
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75 | $holidays[$i]['obervance_rule'] = 0; |
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76 | } |
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77 | } |
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78 | } |
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79 | $date = mktime(0,0,0,$holiday['month'],$day,$year); |
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80 | |
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81 | return $date; |
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82 | } |
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83 | } |
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84 | ?> |
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