FishEye: file osCommerce/trunk/oscommerce/includes/classes/datetime.php

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hpdl	1	1	<?php
hpdl	1	2	/*
mattice	151	3	$Id: datetime.php 758 2006-08-23 12:30:07Z hpdl $
hpdl	1	4
		5	osCommerce, Open Source E-Commerce Solutions
		6	http://www.oscommerce.com
		7
hpdl	410	8	Copyright (c) 2006 osCommerce
hpdl	1	9
		10	Released under the GNU General Public License
		11	*/
		12
		13	class osC_DateTime {
hpdl	410	14	function getNow() {
		15	return date('Y-m-d H:i:s');
		16	}
hpdl	1	17
hpdl	758	18	function getShort($date = null, $with_time = false) {
hpdl	410	19	global $osC_Language;
hpdl	1	20
hpdl	410	21	if (empty($date)) {
hpdl	410	22	$date = osC_DateTime::getNow();
hpdl	1	23	}
hpdl	1	24
hpdl	410	25	$year = substr($date, 0, 4);
		26	$month = (int)substr($date, 5, 2);
		27	$day = (int)substr($date, 8, 2);
		28	$hour = (int)substr($date, 11, 2);
		29	$minute = (int)substr($date, 14, 2);
		30	$second = (int)substr($date, 17, 2);
		31
		32	if (@date('Y', mktime($hour, $minute, $second, $month, $day, $year)) == $year) {
hpdl	758	33	return strftime($osC_Language->getDateFormatShort($with_time), mktime($hour, $minute, $second, $month, $day, $year));
hpdl	1	34	} else {
hpdl	758	35	return ereg_replace('2037', $year, strftime($osC_Language->getDateFormatShort($with_time), mktime($hour, $minute, $second, $month, $day, 2037)));
hpdl	1	36	}
		37	}
		38
hpdl	410	39	function getLong($date = '') {
hpdl	410	40	global $osC_Language;
hpdl	1	41
hpdl	410	42	if (empty($date)) {
hpdl	410	43	$date = osC_DateTime::getNow();
hpdl	1	44	}
hpdl	1	45
hpdl	410	46	$year = substr($date, 0, 4);
		47	$month = (int)substr($date, 5, 2);
		48	$day = (int)substr($date, 8, 2);
		49	$hour = (int)substr($date, 11, 2);
		50	$minute = (int)substr($date, 14, 2);
		51	$second = (int)substr($date, 17, 2);
hpdl	1	52
hpdl	410	53	if (@date('Y', mktime($hour, $minute, $second, $month, $day, $year)) == $year) {
hpdl	410	54	return strftime($osC_Language->getDateFormatLong(), mktime($hour, $minute, $second, $month, $day, $year));
hpdl	1	55	} else {
hpdl	410	56	return ereg_replace('2037', $year, strftime($osC_Language->getDateFormatLong(), mktime($hour, $minute, $second, $month, $day, 2037)));
hpdl	1	57	}
		58	}
		59
hpdl	443	60	function getTimestamp($date = '') {
		61	global $osC_Language;
		62
		63	if (empty($date)) {
		64	$date = osC_DateTime::getNow();
		65	}
		66
		67	$year = substr($date, 0, 4);
		68	$month = (int)substr($date, 5, 2);
		69	$day = (int)substr($date, 8, 2);
		70	$hour = (int)substr($date, 11, 2);
		71	$minute = (int)substr($date, 14, 2);
		72	$second = (int)substr($date, 17, 2);
		73
		74	return mktime($hour, $minute, $second, $month, $day, $year);
		75	}
		76
hpdl	1	77	function isLeapYear($year = '') {
		78	if (empty($year)) {
		79	$year = $this->year;
		80	}
		81
		82	if ($year % 100 == 0) {
		83	if ($year % 400 == 0) {
		84	return true;
		85	}
		86	} else {
		87	if (($year % 4) == 0) {
		88	return true;
		89	}
		90	}
		91
		92	return false;
		93	}
		94
		95	function validate($date_to_check, $format_string, &$date_array) {
		96	$separator_idx = -1;
		97
		98	$separators = array('-', ' ', '/', '.');
		99	$month_abbr = array('jan','feb','mar','apr','may','jun','jul','aug','sep','oct','nov','dec');
		100	$no_of_days = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
		101
		102	$format_string = strtolower($format_string);
		103
		104	if (strlen($date_to_check) != strlen($format_string)) {
		105	return false;
		106	}
		107
		108	$size = sizeof($separators);
		109	for ($i=0; $i<$size; $i++) {
		110	$pos_separator = strpos($date_to_check, $separators[$i]);
		111	if ($pos_separator != false) {
		112	$date_separator_idx = $i;
		113	break;
		114	}
		115	}
		116
		117	for ($i=0; $i<$size; $i++) {
		118	$pos_separator = strpos($format_string, $separators[$i]);
		119	if ($pos_separator != false) {
		120	$format_separator_idx = $i;
		121	break;
		122	}
		123	}
		124
		125	if ($date_separator_idx != $format_separator_idx) {
		126	return false;
		127	}
		128
		129	if ($date_separator_idx != -1) {
		130	$format_string_array = explode( $separators[$date_separator_idx], $format_string );
		131	if (sizeof($format_string_array) != 3) {
		132	return false;
		133	}
		134
		135	$date_to_check_array = explode( $separators[$date_separator_idx], $date_to_check );
		136	if (sizeof($date_to_check_array) != 3) {
		137	return false;
		138	}
		139
		140	$size = sizeof($format_string_array);
141	for ($i=0; $i<$size; $i++) {
142	if ($format_string_array[$i] == 'mm' \|\| $format_string_array[$i] == 'mmm') $month = $date_to_check_array[$i];
143	if ($format_string_array[$i] == 'dd') $day = $date_to_check_array[$i];
144	if ( ($format_string_array[$i] == 'yyyy') \|\| ($format_string_array[$i] == 'aaaa') ) $year = $date_to_check_array[$i];
145	}
146	} else {
147	if (strlen($format_string) == 8 \|\| strlen($format_string) == 9) {
148	$pos_month = strpos($format_string, 'mmm');
149	if ($pos_month != false) {
150	$month = substr( $date_to_check, $pos_month, 3 );
151	$size = sizeof($month_abbr);
152	for ($i=0; $i<$size; $i++) {
153	if ($month == $month_abbr[$i]) {
154	$month = $i;
155	break;
156	}
157	}
158	} else {
159	$month = substr($date_to_check, strpos($format_string, 'mm'), 2);
160	}
161	} else {
162	return false;
163	}
164
165	$day = substr($date_to_check, strpos($format_string, 'dd'), 2);
166	$year = substr($date_to_check, strpos($format_string, 'yyyy'), 4);
167	}
168
169	if (strlen($year) != 4) {
170	return false;
171	}
172
173	if (!settype($year, 'integer') \|\| !settype($month, 'integer') \|\| !settype($day, 'integer')) {
174	return false;
175	}
176
177	if ($month > 12 \|\| $month < 1) {
178	return false;
179	}
180
181	if ($day < 1) {
182	return false;
183	}
184
185	if ($this->isLeapYear($year)) {
186	$no_of_days[1] = 29;
187	}
188
189	if ($day > $no_of_days[$month - 1]) {
190	return false;
191	}
192
193	$date_array = array($year, $month, $day);
194
195	return true;
196	}
197	}
198	?>

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