You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
394 lines
13 KiB
PHP
394 lines
13 KiB
PHP
<?php
|
|
|
|
/**
|
|
* PHPExcel
|
|
*
|
|
* Copyright (c) 2006 - 2014 PHPExcel
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
* @category PHPExcel
|
|
* @package PHPExcel_Shared
|
|
* @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
|
|
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
|
|
* @version ##VERSION##, ##DATE##
|
|
*/
|
|
|
|
|
|
/**
|
|
* PHPExcel_Shared_Date
|
|
*
|
|
* @category PHPExcel
|
|
* @package PHPExcel_Shared
|
|
* @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
|
|
*/
|
|
class PHPExcel_Shared_Date
|
|
{
|
|
/** constants */
|
|
const CALENDAR_WINDOWS_1900 = 1900; // Base date of 1st Jan 1900 = 1.0
|
|
const CALENDAR_MAC_1904 = 1904; // Base date of 2nd Jan 1904 = 1.0
|
|
|
|
/*
|
|
* Names of the months of the year, indexed by shortname
|
|
* Planned usage for locale settings
|
|
*
|
|
* @public
|
|
* @var string[]
|
|
*/
|
|
public static $_monthNames = array( 'Jan' => 'January',
|
|
'Feb' => 'February',
|
|
'Mar' => 'March',
|
|
'Apr' => 'April',
|
|
'May' => 'May',
|
|
'Jun' => 'June',
|
|
'Jul' => 'July',
|
|
'Aug' => 'August',
|
|
'Sep' => 'September',
|
|
'Oct' => 'October',
|
|
'Nov' => 'November',
|
|
'Dec' => 'December',
|
|
);
|
|
|
|
/*
|
|
* Names of the months of the year, indexed by shortname
|
|
* Planned usage for locale settings
|
|
*
|
|
* @public
|
|
* @var string[]
|
|
*/
|
|
public static $_numberSuffixes = array( 'st',
|
|
'nd',
|
|
'rd',
|
|
'th',
|
|
);
|
|
|
|
/*
|
|
* Base calendar year to use for calculations
|
|
*
|
|
* @private
|
|
* @var int
|
|
*/
|
|
protected static $_excelBaseDate = self::CALENDAR_WINDOWS_1900;
|
|
|
|
/**
|
|
* Set the Excel calendar (Windows 1900 or Mac 1904)
|
|
*
|
|
* @param integer $baseDate Excel base date (1900 or 1904)
|
|
* @return boolean Success or failure
|
|
*/
|
|
public static function setExcelCalendar($baseDate) {
|
|
if (($baseDate == self::CALENDAR_WINDOWS_1900) ||
|
|
($baseDate == self::CALENDAR_MAC_1904)) {
|
|
self::$_excelBaseDate = $baseDate;
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
} // function setExcelCalendar()
|
|
|
|
|
|
/**
|
|
* Return the Excel calendar (Windows 1900 or Mac 1904)
|
|
*
|
|
* @return integer Excel base date (1900 or 1904)
|
|
*/
|
|
public static function getExcelCalendar() {
|
|
return self::$_excelBaseDate;
|
|
} // function getExcelCalendar()
|
|
|
|
|
|
/**
|
|
* Convert a date from Excel to PHP
|
|
*
|
|
* @param long $dateValue Excel date/time value
|
|
* @param boolean $adjustToTimezone Flag indicating whether $dateValue should be treated as
|
|
* a UST timestamp, or adjusted to UST
|
|
* @param string $timezone The timezone for finding the adjustment from UST
|
|
* @return long PHP serialized date/time
|
|
*/
|
|
public static function ExcelToPHP($dateValue = 0, $adjustToTimezone = FALSE, $timezone = NULL) {
|
|
if (self::$_excelBaseDate == self::CALENDAR_WINDOWS_1900) {
|
|
$my_excelBaseDate = 25569;
|
|
// Adjust for the spurious 29-Feb-1900 (Day 60)
|
|
if ($dateValue < 60) {
|
|
--$my_excelBaseDate;
|
|
}
|
|
} else {
|
|
$my_excelBaseDate = 24107;
|
|
}
|
|
|
|
// Perform conversion
|
|
if ($dateValue >= 1) {
|
|
$utcDays = $dateValue - $my_excelBaseDate;
|
|
$returnValue = round($utcDays * 86400);
|
|
if (($returnValue <= PHP_INT_MAX) && ($returnValue >= -PHP_INT_MAX)) {
|
|
$returnValue = (integer) $returnValue;
|
|
}
|
|
} else {
|
|
$hours = round($dateValue * 24);
|
|
$mins = round($dateValue * 1440) - round($hours * 60);
|
|
$secs = round($dateValue * 86400) - round($hours * 3600) - round($mins * 60);
|
|
$returnValue = (integer) gmmktime($hours, $mins, $secs);
|
|
}
|
|
|
|
$timezoneAdjustment = ($adjustToTimezone) ?
|
|
PHPExcel_Shared_TimeZone::getTimezoneAdjustment($timezone, $returnValue) :
|
|
0;
|
|
|
|
// Return
|
|
return $returnValue + $timezoneAdjustment;
|
|
} // function ExcelToPHP()
|
|
|
|
|
|
/**
|
|
* Convert a date from Excel to a PHP Date/Time object
|
|
*
|
|
* @param integer $dateValue Excel date/time value
|
|
* @return DateTime PHP date/time object
|
|
*/
|
|
public static function ExcelToPHPObject($dateValue = 0) {
|
|
$dateTime = self::ExcelToPHP($dateValue);
|
|
$days = floor($dateTime / 86400);
|
|
$time = round((($dateTime / 86400) - $days) * 86400);
|
|
$hours = round($time / 3600);
|
|
$minutes = round($time / 60) - ($hours * 60);
|
|
$seconds = round($time) - ($hours * 3600) - ($minutes * 60);
|
|
|
|
$dateObj = date_create('1-Jan-1970+'.$days.' days');
|
|
$dateObj->setTime($hours,$minutes,$seconds);
|
|
|
|
return $dateObj;
|
|
} // function ExcelToPHPObject()
|
|
|
|
|
|
/**
|
|
* Convert a date from PHP to Excel
|
|
*
|
|
* @param mixed $dateValue PHP serialized date/time or date object
|
|
* @param boolean $adjustToTimezone Flag indicating whether $dateValue should be treated as
|
|
* a UST timestamp, or adjusted to UST
|
|
* @param string $timezone The timezone for finding the adjustment from UST
|
|
* @return mixed Excel date/time value
|
|
* or boolean FALSE on failure
|
|
*/
|
|
public static function PHPToExcel($dateValue = 0, $adjustToTimezone = FALSE, $timezone = NULL) {
|
|
$saveTimeZone = date_default_timezone_get();
|
|
date_default_timezone_set('UTC');
|
|
$retValue = FALSE;
|
|
if ((is_object($dateValue)) && ($dateValue instanceof DateTime)) {
|
|
$retValue = self::FormattedPHPToExcel( $dateValue->format('Y'), $dateValue->format('m'), $dateValue->format('d'),
|
|
$dateValue->format('H'), $dateValue->format('i'), $dateValue->format('s')
|
|
);
|
|
} elseif (is_numeric($dateValue)) {
|
|
$retValue = self::FormattedPHPToExcel( date('Y',$dateValue), date('m',$dateValue), date('d',$dateValue),
|
|
date('H',$dateValue), date('i',$dateValue), date('s',$dateValue)
|
|
);
|
|
}
|
|
date_default_timezone_set($saveTimeZone);
|
|
|
|
return $retValue;
|
|
} // function PHPToExcel()
|
|
|
|
|
|
/**
|
|
* FormattedPHPToExcel
|
|
*
|
|
* @param long $year
|
|
* @param long $month
|
|
* @param long $day
|
|
* @param long $hours
|
|
* @param long $minutes
|
|
* @param long $seconds
|
|
* @return long Excel date/time value
|
|
*/
|
|
public static function FormattedPHPToExcel($year, $month, $day, $hours=0, $minutes=0, $seconds=0) {
|
|
if (self::$_excelBaseDate == self::CALENDAR_WINDOWS_1900) {
|
|
//
|
|
// Fudge factor for the erroneous fact that the year 1900 is treated as a Leap Year in MS Excel
|
|
// This affects every date following 28th February 1900
|
|
//
|
|
$excel1900isLeapYear = TRUE;
|
|
if (($year == 1900) && ($month <= 2)) { $excel1900isLeapYear = FALSE; }
|
|
$my_excelBaseDate = 2415020;
|
|
} else {
|
|
$my_excelBaseDate = 2416481;
|
|
$excel1900isLeapYear = FALSE;
|
|
}
|
|
|
|
// Julian base date Adjustment
|
|
if ($month > 2) {
|
|
$month -= 3;
|
|
} else {
|
|
$month += 9;
|
|
--$year;
|
|
}
|
|
|
|
// Calculate the Julian Date, then subtract the Excel base date (JD 2415020 = 31-Dec-1899 Giving Excel Date of 0)
|
|
$century = substr($year,0,2);
|
|
$decade = substr($year,2,2);
|
|
$excelDate = floor((146097 * $century) / 4) + floor((1461 * $decade) / 4) + floor((153 * $month + 2) / 5) + $day + 1721119 - $my_excelBaseDate + $excel1900isLeapYear;
|
|
|
|
$excelTime = (($hours * 3600) + ($minutes * 60) + $seconds) / 86400;
|
|
|
|
return (float) $excelDate + $excelTime;
|
|
} // function FormattedPHPToExcel()
|
|
|
|
|
|
/**
|
|
* Is a given cell a date/time?
|
|
*
|
|
* @param PHPExcel_Cell $pCell
|
|
* @return boolean
|
|
*/
|
|
public static function isDateTime(PHPExcel_Cell $pCell) {
|
|
return self::isDateTimeFormat(
|
|
$pCell->getWorksheet()->getStyle(
|
|
$pCell->getCoordinate()
|
|
)->getNumberFormat()
|
|
);
|
|
} // function isDateTime()
|
|
|
|
|
|
/**
|
|
* Is a given number format a date/time?
|
|
*
|
|
* @param PHPExcel_Style_NumberFormat $pFormat
|
|
* @return boolean
|
|
*/
|
|
public static function isDateTimeFormat(PHPExcel_Style_NumberFormat $pFormat) {
|
|
return self::isDateTimeFormatCode($pFormat->getFormatCode());
|
|
} // function isDateTimeFormat()
|
|
|
|
|
|
private static $possibleDateFormatCharacters = 'eymdHs';
|
|
|
|
/**
|
|
* Is a given number format code a date/time?
|
|
*
|
|
* @param string $pFormatCode
|
|
* @return boolean
|
|
*/
|
|
public static function isDateTimeFormatCode($pFormatCode = '') {
|
|
if (strtolower($pFormatCode) === strtolower(PHPExcel_Style_NumberFormat::FORMAT_GENERAL))
|
|
// "General" contains an epoch letter 'e', so we trap for it explicitly here (case-insensitive check)
|
|
return FALSE;
|
|
if (preg_match('/[0#]E[+-]0/i', $pFormatCode))
|
|
// Scientific format
|
|
return FALSE;
|
|
// Switch on formatcode
|
|
switch ($pFormatCode) {
|
|
// Explicitly defined date formats
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_YYYYMMDD:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_YYYYMMDD2:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_DDMMYYYY:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_DMYSLASH:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_DMYMINUS:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_DMMINUS:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_MYMINUS:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_DATETIME:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME1:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME2:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME3:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME4:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME5:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME6:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME7:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_TIME8:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_YYYYMMDDSLASH:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_XLSX14:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_XLSX15:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_XLSX16:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_XLSX17:
|
|
case PHPExcel_Style_NumberFormat::FORMAT_DATE_XLSX22:
|
|
return TRUE;
|
|
}
|
|
|
|
// Typically number, currency or accounting (or occasionally fraction) formats
|
|
if ((substr($pFormatCode,0,1) == '_') || (substr($pFormatCode,0,2) == '0 ')) {
|
|
return FALSE;
|
|
}
|
|
// Try checking for any of the date formatting characters that don't appear within square braces
|
|
if (preg_match('/(^|\])[^\[]*['.self::$possibleDateFormatCharacters.']/i',$pFormatCode)) {
|
|
// We might also have a format mask containing quoted strings...
|
|
// we don't want to test for any of our characters within the quoted blocks
|
|
if (strpos($pFormatCode,'"') !== FALSE) {
|
|
$segMatcher = FALSE;
|
|
foreach(explode('"',$pFormatCode) as $subVal) {
|
|
// Only test in alternate array entries (the non-quoted blocks)
|
|
if (($segMatcher = !$segMatcher) &&
|
|
(preg_match('/(^|\])[^\[]*['.self::$possibleDateFormatCharacters.']/i',$subVal))) {
|
|
return TRUE;
|
|
}
|
|
}
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
// No date...
|
|
return FALSE;
|
|
} // function isDateTimeFormatCode()
|
|
|
|
|
|
/**
|
|
* Convert a date/time string to Excel time
|
|
*
|
|
* @param string $dateValue Examples: '2009-12-31', '2009-12-31 15:59', '2009-12-31 15:59:10'
|
|
* @return float|FALSE Excel date/time serial value
|
|
*/
|
|
public static function stringToExcel($dateValue = '') {
|
|
if (strlen($dateValue) < 2)
|
|
return FALSE;
|
|
if (!preg_match('/^(\d{1,4}[ \.\/\-][A-Z]{3,9}([ \.\/\-]\d{1,4})?|[A-Z]{3,9}[ \.\/\-]\d{1,4}([ \.\/\-]\d{1,4})?|\d{1,4}[ \.\/\-]\d{1,4}([ \.\/\-]\d{1,4})?)( \d{1,2}:\d{1,2}(:\d{1,2})?)?$/iu', $dateValue))
|
|
return FALSE;
|
|
|
|
$dateValueNew = PHPExcel_Calculation_DateTime::DATEVALUE($dateValue);
|
|
|
|
if ($dateValueNew === PHPExcel_Calculation_Functions::VALUE()) {
|
|
return FALSE;
|
|
} else {
|
|
if (strpos($dateValue, ':') !== FALSE) {
|
|
$timeValue = PHPExcel_Calculation_DateTime::TIMEVALUE($dateValue);
|
|
if ($timeValue === PHPExcel_Calculation_Functions::VALUE()) {
|
|
return FALSE;
|
|
}
|
|
$dateValueNew += $timeValue;
|
|
}
|
|
return $dateValueNew;
|
|
}
|
|
|
|
|
|
}
|
|
|
|
public static function monthStringToNumber($month) {
|
|
$monthIndex = 1;
|
|
foreach(self::$_monthNames as $shortMonthName => $longMonthName) {
|
|
if (($month === $longMonthName) || ($month === $shortMonthName)) {
|
|
return $monthIndex;
|
|
}
|
|
++$monthIndex;
|
|
}
|
|
return $month;
|
|
}
|
|
|
|
public static function dayStringToNumber($day) {
|
|
$strippedDayValue = (str_replace(self::$_numberSuffixes,'',$day));
|
|
if (is_numeric($strippedDayValue)) {
|
|
return $strippedDayValue;
|
|
}
|
|
return $day;
|
|
}
|
|
|
|
}
|