1 | <?php |
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2 | /* vim: set expandtab tabstop=4 shiftwidth=4: */ |
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3 | // |
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4 | // +----------------------------------------------------------------------+ |
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5 | // | PHP Version 4 | |
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6 | // +----------------------------------------------------------------------+ |
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7 | // | Copyright (c) 1997-2002 The PHP Group | |
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8 | // +----------------------------------------------------------------------+ |
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9 | // | This source file is subject to version 2.02 of the PHP license, | |
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10 | // | that is bundled with this package in the file LICENSE, and is | |
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11 | // | available at through the world-wide-web at | |
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12 | // | http://www.php.net/license/3_0.txt. | |
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13 | // | If you did not receive a copy of the PHP license and are unable to | |
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14 | // | obtain it through the world-wide-web, please send a note to | |
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15 | // | license@php.net so we can mail you a copy immediately. | |
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16 | // +----------------------------------------------------------------------+ |
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17 | // | Authors: Harry Fuecks <hfuecks@phppatterns.com> | |
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18 | // | Lorenzo Alberton <l dot alberton at quipo dot it> | |
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19 | // +----------------------------------------------------------------------+ |
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20 | // |
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21 | // $Id: Factory.php,v 1.3 2005/10/22 10:08:47 quipo Exp $ |
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22 | // |
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23 | /** |
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24 | * @package Calendar |
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25 | * @version $Id: Factory.php,v 1.3 2005/10/22 10:08:47 quipo Exp $ |
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26 | */ |
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27 | |
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28 | /** |
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29 | * Allows Calendar include path to be redefined |
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30 | * @ignore |
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31 | */ |
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32 | if (!defined('CALENDAR_ROOT')) { |
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33 | define('CALENDAR_ROOT', 'Calendar'.DIRECTORY_SEPARATOR); |
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34 | } |
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35 | |
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36 | /** |
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37 | * Load Calendar base class |
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38 | */ |
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39 | require_once CALENDAR_ROOT.'Calendar.php'; |
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40 | |
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41 | /** |
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42 | * Contains a factory method to return a Singleton instance of a class |
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43 | * implementing the Calendar_Engine_Interface.<br> |
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44 | * For Month objects, to control type of month returned, use CALENDAR_MONTH_STATE |
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45 | * constact e.g.; |
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46 | * <code> |
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47 | * require_once 'Calendar/Factory.php'; |
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48 | * define ('CALENDAR_MONTH_STATE',CALENDAR_USE_MONTH_WEEKDAYS); // Use Calendar_Month_Weekdays |
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49 | * // define ('CALENDAR_MONTH_STATE',CALENDAR_USE_MONTH_WEEKS); // Use Calendar_Month_Weeks |
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50 | * // define ('CALENDAR_MONTH_STATE',CALENDAR_USE_MONTH); // Use Calendar_Month |
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51 | * </code> |
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52 | * It defaults to building Calendar_Month objects.<br> |
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53 | * Use the constract CALENDAR_FIRST_DAY_OF_WEEK to control the first day of the week |
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54 | * for Month or Week objects (e.g. 0 = Sunday, 6 = Saturday) |
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55 | * @package Calendar |
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56 | * @access protected |
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57 | */ |
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58 | class Calendar_Factory |
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59 | { |
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60 | /** |
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61 | * Creates a calendar object given the type and units |
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62 | * @param string class of calendar object to create |
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63 | * @param int year |
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64 | * @param int month |
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65 | * @param int day |
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66 | * @param int hour |
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67 | * @param int minute |
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68 | * @param int second |
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69 | * @return object subclass of Calendar |
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70 | * @access public |
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71 | * @static |
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72 | */ |
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73 | function create($type, $y = 2000, $m = 1, $d = 1, $h = 0, $i = 0, $s = 0) |
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74 | { |
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75 | $firstDay = defined('CALENDAR_FIRST_DAY_OF_WEEK') ? CALENDAR_FIRST_DAY_OF_WEEK : 1; |
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76 | switch ($type) { |
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77 | case 'Day': |
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78 | require_once CALENDAR_ROOT.'Day.php'; |
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79 | return new Calendar_Day($y,$m,$d); |
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80 | case 'Month': |
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81 | // Set default state for which month type to build |
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82 | if (!defined('CALENDAR_MONTH_STATE')) { |
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83 | define('CALENDAR_MONTH_STATE', CALENDAR_USE_MONTH); |
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84 | } |
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85 | switch (CALENDAR_MONTH_STATE) { |
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86 | case CALENDAR_USE_MONTH_WEEKDAYS: |
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87 | require_once CALENDAR_ROOT.'Month/Weekdays.php'; |
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88 | $class = 'Calendar_Month_Weekdays'; |
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89 | break; |
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90 | case CALENDAR_USE_MONTH_WEEKS: |
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91 | require_once CALENDAR_ROOT.'Month/Weeks.php'; |
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92 | $class = 'Calendar_Month_Weeks'; |
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93 | break; |
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94 | case CALENDAR_USE_MONTH: |
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95 | default: |
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96 | require_once CALENDAR_ROOT.'Month.php'; |
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97 | $class = 'Calendar_Month'; |
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98 | break; |
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99 | } |
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100 | return new $class($y, $m, $firstDay); |
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101 | case 'Week': |
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102 | require_once CALENDAR_ROOT.'Week.php'; |
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103 | return new Calendar_Week($y, $m, $d, $firstDay); |
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104 | case 'Hour': |
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105 | require_once CALENDAR_ROOT.'Hour.php'; |
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106 | return new Calendar_Hour($y, $m, $d, $h); |
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107 | case 'Minute': |
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108 | require_once CALENDAR_ROOT.'Minute.php'; |
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109 | return new Calendar_Minute($y, $m, $d, $h, $i); |
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110 | case 'Second': |
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111 | require_once CALENDAR_ROOT.'Second.php'; |
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112 | return new Calendar_Second($y,$m,$d,$h,$i,$s); |
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113 | case 'Year': |
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114 | require_once CALENDAR_ROOT.'Year.php'; |
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115 | return new Calendar_Year($y); |
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116 | default: |
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117 | require_once 'PEAR.php'; |
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118 | PEAR::raiseError( |
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119 | 'Calendar_Factory::create() unrecognised type: '.$type, null, PEAR_ERROR_TRIGGER, |
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120 | E_USER_NOTICE, 'Calendar_Factory::create()'); |
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121 | return false; |
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122 | } |
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123 | } |
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124 | /** |
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125 | * Creates an instance of a calendar object, given a type and timestamp |
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126 | * @param string type of object to create |
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127 | * @param mixed timestamp (depending on Calendar engine being used) |
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128 | * @return object subclass of Calendar |
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129 | * @access public |
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130 | * @static |
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131 | */ |
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132 | function & createByTimestamp($type, $stamp) |
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133 | { |
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134 | $cE = & Calendar_Engine_Factory::getEngine(); |
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135 | $y = $cE->stampToYear($stamp); |
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136 | $m = $cE->stampToMonth($stamp); |
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137 | $d = $cE->stampToDay($stamp); |
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138 | $h = $cE->stampToHour($stamp); |
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139 | $i = $cE->stampToMinute($stamp); |
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140 | $s = $cE->stampToSecond($stamp); |
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141 | $cal = Calendar_Factory::create($type, $y, $m, $d, $h, $i, $s); |
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142 | return $cal; |
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143 | } |
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144 | } |
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145 | ?> |
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