EIOS/integration/inc/PHPExcel/Shared/String.php

820 lines
27 KiB
PHP
Raw Permalink Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<?php
/**
* PHPExcel_Shared_String
*
* Copyright (c) 2006 - 2015 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 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_Shared_String
{
/** Constants */
/** Regular Expressions */
// Fraction
const STRING_REGEXP_FRACTION = '(-?)(\d+)\s+(\d+\/\d+)';
/**
* Control characters array
*
* @var string[]
*/
private static $controlCharacters = array();
/**
* SYLK Characters array
*
* $var array
*/
private static $SYLKCharacters = array();
/**
* Decimal separator
*
* @var string
*/
private static $decimalSeparator;
/**
* Thousands separator
*
* @var string
*/
private static $thousandsSeparator;
/**
* Currency code
*
* @var string
*/
private static $currencyCode;
/**
* Is mbstring extension avalable?
*
* @var boolean
*/
private static $isMbstringEnabled;
/**
* Is iconv extension avalable?
*
* @var boolean
*/
private static $isIconvEnabled;
/**
* Build control characters array
*/
private static function buildControlCharacters()
{
for ($i = 0; $i <= 31; ++$i) {
if ($i != 9 && $i != 10 && $i != 13) {
$find = '_x' . sprintf('%04s', strtoupper(dechex($i))) . '_';
$replace = chr($i);
self::$controlCharacters[$find] = $replace;
}
}
}
/**
* Build SYLK characters array
*/
private static function buildSYLKCharacters()
{
self::$SYLKCharacters = array(
"\x1B 0" => chr(0),
"\x1B 1" => chr(1),
"\x1B 2" => chr(2),
"\x1B 3" => chr(3),
"\x1B 4" => chr(4),
"\x1B 5" => chr(5),
"\x1B 6" => chr(6),
"\x1B 7" => chr(7),
"\x1B 8" => chr(8),
"\x1B 9" => chr(9),
"\x1B :" => chr(10),
"\x1B ;" => chr(11),
"\x1B <" => chr(12),
"\x1B :" => chr(13),
"\x1B >" => chr(14),
"\x1B ?" => chr(15),
"\x1B!0" => chr(16),
"\x1B!1" => chr(17),
"\x1B!2" => chr(18),
"\x1B!3" => chr(19),
"\x1B!4" => chr(20),
"\x1B!5" => chr(21),
"\x1B!6" => chr(22),
"\x1B!7" => chr(23),
"\x1B!8" => chr(24),
"\x1B!9" => chr(25),
"\x1B!:" => chr(26),
"\x1B!;" => chr(27),
"\x1B!<" => chr(28),
"\x1B!=" => chr(29),
"\x1B!>" => chr(30),
"\x1B!?" => chr(31),
"\x1B'?" => chr(127),
"\x1B(0" => '€', // 128 in CP1252
"\x1B(2" => '', // 130 in CP1252
"\x1B(3" => 'ƒ', // 131 in CP1252
"\x1B(4" => '„', // 132 in CP1252
"\x1B(5" => '…', // 133 in CP1252
"\x1B(6" => '†', // 134 in CP1252
"\x1B(7" => '‡', // 135 in CP1252
"\x1B(8" => 'ˆ', // 136 in CP1252
"\x1B(9" => '‰', // 137 in CP1252
"\x1B(:" => 'Š', // 138 in CP1252
"\x1B(;" => '', // 139 in CP1252
"\x1BNj" => 'Œ', // 140 in CP1252
"\x1B(>" => 'Ž', // 142 in CP1252
"\x1B)1" => '', // 145 in CP1252
"\x1B)2" => '', // 146 in CP1252
"\x1B)3" => '“', // 147 in CP1252
"\x1B)4" => '”', // 148 in CP1252
"\x1B)5" => '•', // 149 in CP1252
"\x1B)6" => '', // 150 in CP1252
"\x1B)7" => '—', // 151 in CP1252
"\x1B)8" => '˜', // 152 in CP1252
"\x1B)9" => '™', // 153 in CP1252
"\x1B):" => 'š', // 154 in CP1252
"\x1B);" => '', // 155 in CP1252
"\x1BNz" => 'œ', // 156 in CP1252
"\x1B)>" => 'ž', // 158 in CP1252
"\x1B)?" => 'Ÿ', // 159 in CP1252
"\x1B*0" => ' ', // 160 in CP1252
"\x1BN!" => '¡', // 161 in CP1252
"\x1BN\"" => '¢', // 162 in CP1252
"\x1BN#" => '£', // 163 in CP1252
"\x1BN(" => '¤', // 164 in CP1252
"\x1BN%" => '¥', // 165 in CP1252
"\x1B*6" => '¦', // 166 in CP1252
"\x1BN'" => '§', // 167 in CP1252
"\x1BNH " => '¨', // 168 in CP1252
"\x1BNS" => '©', // 169 in CP1252
"\x1BNc" => 'ª', // 170 in CP1252
"\x1BN+" => '«', // 171 in CP1252
"\x1B*<" => '¬', // 172 in CP1252
"\x1B*=" => '­', // 173 in CP1252
"\x1BNR" => '®', // 174 in CP1252
"\x1B*?" => '¯', // 175 in CP1252
"\x1BN0" => '°', // 176 in CP1252
"\x1BN1" => '±', // 177 in CP1252
"\x1BN2" => '²', // 178 in CP1252
"\x1BN3" => '³', // 179 in CP1252
"\x1BNB " => '´', // 180 in CP1252
"\x1BN5" => 'µ', // 181 in CP1252
"\x1BN6" => '¶', // 182 in CP1252
"\x1BN7" => '·', // 183 in CP1252
"\x1B+8" => '¸', // 184 in CP1252
"\x1BNQ" => '¹', // 185 in CP1252
"\x1BNk" => 'º', // 186 in CP1252
"\x1BN;" => '»', // 187 in CP1252
"\x1BN<" => '¼', // 188 in CP1252
"\x1BN=" => '½', // 189 in CP1252
"\x1BN>" => '¾', // 190 in CP1252
"\x1BN?" => '¿', // 191 in CP1252
"\x1BNAA" => 'À', // 192 in CP1252
"\x1BNBA" => 'Á', // 193 in CP1252
"\x1BNCA" => 'Â', // 194 in CP1252
"\x1BNDA" => 'Ã', // 195 in CP1252
"\x1BNHA" => 'Ä', // 196 in CP1252
"\x1BNJA" => 'Å', // 197 in CP1252
"\x1BNa" => 'Æ', // 198 in CP1252
"\x1BNKC" => 'Ç', // 199 in CP1252
"\x1BNAE" => 'È', // 200 in CP1252
"\x1BNBE" => 'É', // 201 in CP1252
"\x1BNCE" => 'Ê', // 202 in CP1252
"\x1BNHE" => 'Ë', // 203 in CP1252
"\x1BNAI" => 'Ì', // 204 in CP1252
"\x1BNBI" => 'Í', // 205 in CP1252
"\x1BNCI" => 'Î', // 206 in CP1252
"\x1BNHI" => 'Ï', // 207 in CP1252
"\x1BNb" => 'Ð', // 208 in CP1252
"\x1BNDN" => 'Ñ', // 209 in CP1252
"\x1BNAO" => 'Ò', // 210 in CP1252
"\x1BNBO" => 'Ó', // 211 in CP1252
"\x1BNCO" => 'Ô', // 212 in CP1252
"\x1BNDO" => 'Õ', // 213 in CP1252
"\x1BNHO" => 'Ö', // 214 in CP1252
"\x1B-7" => '×', // 215 in CP1252
"\x1BNi" => 'Ø', // 216 in CP1252
"\x1BNAU" => 'Ù', // 217 in CP1252
"\x1BNBU" => 'Ú', // 218 in CP1252
"\x1BNCU" => 'Û', // 219 in CP1252
"\x1BNHU" => 'Ü', // 220 in CP1252
"\x1B-=" => 'Ý', // 221 in CP1252
"\x1BNl" => 'Þ', // 222 in CP1252
"\x1BN{" => 'ß', // 223 in CP1252
"\x1BNAa" => 'à', // 224 in CP1252
"\x1BNBa" => 'á', // 225 in CP1252
"\x1BNCa" => 'â', // 226 in CP1252
"\x1BNDa" => 'ã', // 227 in CP1252
"\x1BNHa" => 'ä', // 228 in CP1252
"\x1BNJa" => 'å', // 229 in CP1252
"\x1BNq" => 'æ', // 230 in CP1252
"\x1BNKc" => 'ç', // 231 in CP1252
"\x1BNAe" => 'è', // 232 in CP1252
"\x1BNBe" => 'é', // 233 in CP1252
"\x1BNCe" => 'ê', // 234 in CP1252
"\x1BNHe" => 'ë', // 235 in CP1252
"\x1BNAi" => 'ì', // 236 in CP1252
"\x1BNBi" => 'í', // 237 in CP1252
"\x1BNCi" => 'î', // 238 in CP1252
"\x1BNHi" => 'ï', // 239 in CP1252
"\x1BNs" => 'ð', // 240 in CP1252
"\x1BNDn" => 'ñ', // 241 in CP1252
"\x1BNAo" => 'ò', // 242 in CP1252
"\x1BNBo" => 'ó', // 243 in CP1252
"\x1BNCo" => 'ô', // 244 in CP1252
"\x1BNDo" => 'õ', // 245 in CP1252
"\x1BNHo" => 'ö', // 246 in CP1252
"\x1B/7" => '÷', // 247 in CP1252
"\x1BNy" => 'ø', // 248 in CP1252
"\x1BNAu" => 'ù', // 249 in CP1252
"\x1BNBu" => 'ú', // 250 in CP1252
"\x1BNCu" => 'û', // 251 in CP1252
"\x1BNHu" => 'ü', // 252 in CP1252
"\x1B/=" => 'ý', // 253 in CP1252
"\x1BN|" => 'þ', // 254 in CP1252
"\x1BNHy" => 'ÿ', // 255 in CP1252
);
}
/**
* Get whether mbstring extension is available
*
* @return boolean
*/
public static function getIsMbstringEnabled()
{
if (isset(self::$isMbstringEnabled)) {
return self::$isMbstringEnabled;
}
self::$isMbstringEnabled = function_exists('mb_convert_encoding') ?
true : false;
return self::$isMbstringEnabled;
}
/**
* Get whether iconv extension is available
*
* @return boolean
*/
public static function getIsIconvEnabled()
{
if (isset(self::$isIconvEnabled)) {
return self::$isIconvEnabled;
}
// Fail if iconv doesn't exist
if (!function_exists('iconv')) {
self::$isIconvEnabled = false;
return false;
}
// Sometimes iconv is not working, and e.g. iconv('UTF-8', 'UTF-16LE', 'x') just returns false,
if (!@iconv('UTF-8', 'UTF-16LE', 'x')) {
self::$isIconvEnabled = false;
return false;
}
// Sometimes iconv_substr('A', 0, 1, 'UTF-8') just returns false in PHP 5.2.0
// we cannot use iconv in that case either (http://bugs.php.net/bug.php?id=37773)
if (!@iconv_substr('A', 0, 1, 'UTF-8')) {
self::$isIconvEnabled = false;
return false;
}
// CUSTOM: IBM AIX iconv() does not work
if (defined('PHP_OS') && @stristr(PHP_OS, 'AIX') && defined('ICONV_IMPL') && (@strcasecmp(ICONV_IMPL, 'unknown') == 0) && defined('ICONV_VERSION') && (@strcasecmp(ICONV_VERSION, 'unknown') == 0)) {
self::$isIconvEnabled = false;
return false;
}
// If we reach here no problems were detected with iconv
self::$isIconvEnabled = true;
return true;
}
public static function buildCharacterSets()
{
if (empty(self::$controlCharacters)) {
self::buildControlCharacters();
}
if (empty(self::$SYLKCharacters)) {
self::buildSYLKCharacters();
}
}
/**
* Convert from OpenXML escaped control character to PHP control character
*
* Excel 2007 team:
* ----------------
* That's correct, control characters are stored directly in the shared-strings table.
* We do encode characters that cannot be represented in XML using the following escape sequence:
* _xHHHH_ where H represents a hexadecimal character in the character's value...
* So you could end up with something like _x0008_ in a string (either in a cell value (<v>)
* element or in the shared string <t> element.
*
* @param string $value Value to unescape
* @return string
*/
public static function ControlCharacterOOXML2PHP($value = '')
{
return str_replace(array_keys(self::$controlCharacters), array_values(self::$controlCharacters), $value);
}
/**
* Convert from PHP control character to OpenXML escaped control character
*
* Excel 2007 team:
* ----------------
* That's correct, control characters are stored directly in the shared-strings table.
* We do encode characters that cannot be represented in XML using the following escape sequence:
* _xHHHH_ where H represents a hexadecimal character in the character's value...
* So you could end up with something like _x0008_ in a string (either in a cell value (<v>)
* element or in the shared string <t> element.
*
* @param string $value Value to escape
* @return string
*/
public static function ControlCharacterPHP2OOXML($value = '')
{
return str_replace(array_values(self::$controlCharacters), array_keys(self::$controlCharacters), $value);
}
/**
* Try to sanitize UTF8, stripping invalid byte sequences. Not perfect. Does not surrogate characters.
*
* @param string $value
* @return string
*/
public static function SanitizeUTF8($value)
{
if (self::getIsIconvEnabled()) {
$value = @iconv('UTF-8', 'UTF-8', $value);
return $value;
}
if (self::getIsMbstringEnabled()) {
$value = mb_convert_encoding($value, 'UTF-8', 'UTF-8');
return $value;
}
// else, no conversion
return $value;
}
/**
* Check if a string contains UTF8 data
*
* @param string $value
* @return boolean
*/
public static function IsUTF8($value = '')
{
return $value === '' || preg_match('/^./su', $value) === 1;
}
/**
* Formats a numeric value as a string for output in various output writers forcing
* point as decimal separator in case locale is other than English.
*
* @param mixed $value
* @return string
*/
public static function FormatNumber($value)
{
if (is_float($value)) {
return str_replace(',', '.', $value);
}
return (string) $value;
}
/**
* Converts a UTF-8 string into BIFF8 Unicode string data (8-bit string length)
* Writes the string using uncompressed notation, no rich text, no Asian phonetics
* If mbstring extension is not available, ASCII is assumed, and compressed notation is used
* although this will give wrong results for non-ASCII strings
* see OpenOffice.org's Documentation of the Microsoft Excel File Format, sect. 2.5.3
*
* @param string $value UTF-8 encoded string
* @param mixed[] $arrcRuns Details of rich text runs in $value
* @return string
*/
public static function UTF8toBIFF8UnicodeShort($value, $arrcRuns = array())
{
// character count
$ln = self::CountCharacters($value, 'UTF-8');
// option flags
if (empty($arrcRuns)) {
$opt = (self::getIsIconvEnabled() || self::getIsMbstringEnabled()) ?
0x0001 : 0x0000;
$data = pack('CC', $ln, $opt);
// characters
$data .= self::ConvertEncoding($value, 'UTF-16LE', 'UTF-8');
} else {
$data = pack('vC', $ln, 0x09);
$data .= pack('v', count($arrcRuns));
// characters
$data .= self::ConvertEncoding($value, 'UTF-16LE', 'UTF-8');
foreach ($arrcRuns as $cRun) {
$data .= pack('v', $cRun['strlen']);
$data .= pack('v', $cRun['fontidx']);
}
}
return $data;
}
/**
* Converts a UTF-8 string into BIFF8 Unicode string data (16-bit string length)
* Writes the string using uncompressed notation, no rich text, no Asian phonetics
* If mbstring extension is not available, ASCII is assumed, and compressed notation is used
* although this will give wrong results for non-ASCII strings
* see OpenOffice.org's Documentation of the Microsoft Excel File Format, sect. 2.5.3
*
* @param string $value UTF-8 encoded string
* @return string
*/
public static function UTF8toBIFF8UnicodeLong($value)
{
// character count
$ln = self::CountCharacters($value, 'UTF-8');
// option flags
$opt = (self::getIsIconvEnabled() || self::getIsMbstringEnabled()) ?
0x0001 : 0x0000;
// characters
$chars = self::ConvertEncoding($value, 'UTF-16LE', 'UTF-8');
$data = pack('vC', $ln, $opt) . $chars;
return $data;
}
/**
* Convert string from one encoding to another. First try mbstring, then iconv, finally strlen
*
* @param string $value
* @param string $to Encoding to convert to, e.g. 'UTF-8'
* @param string $from Encoding to convert from, e.g. 'UTF-16LE'
* @return string
*/
public static function ConvertEncoding($value, $to, $from)
{
if (self::getIsIconvEnabled()) {
return iconv($from, $to, $value);
}
if (self::getIsMbstringEnabled()) {
return mb_convert_encoding($value, $to, $from);
}
if ($from == 'UTF-16LE') {
return self::utf16_decode($value, false);
} elseif ($from == 'UTF-16BE') {
return self::utf16_decode($value);
}
// else, no conversion
return $value;
}
/**
* Decode UTF-16 encoded strings.
*
* Can handle both BOM'ed data and un-BOM'ed data.
* Assumes Big-Endian byte order if no BOM is available.
* This function was taken from http://php.net/manual/en/function.utf8-decode.php
* and $bom_be parameter added.
*
* @param string $str UTF-16 encoded data to decode.
* @return string UTF-8 / ISO encoded data.
* @access public
* @version 0.2 / 2010-05-13
* @author Rasmus Andersson {@link http://rasmusandersson.se/}
* @author vadik56
*/
public static function utf16_decode($str, $bom_be = true)
{
if (strlen($str) < 2) {
return $str;
}
$c0 = ord($str{0});
$c1 = ord($str{1});
if ($c0 == 0xfe && $c1 == 0xff) {
$str = substr($str, 2);
} elseif ($c0 == 0xff && $c1 == 0xfe) {
$str = substr($str, 2);
$bom_be = false;
}
$len = strlen($str);
$newstr = '';
for ($i=0; $i<$len; $i+=2) {
if ($bom_be) {
$val = ord($str{$i}) << 4;
$val += ord($str{$i+1});
} else {
$val = ord($str{$i+1}) << 4;
$val += ord($str{$i});
}
$newstr .= ($val == 0x228) ? "\n" : chr($val);
}
return $newstr;
}
/**
* Get character count. First try mbstring, then iconv, finally strlen
*
* @param string $value
* @param string $enc Encoding
* @return int Character count
*/
public static function CountCharacters($value, $enc = 'UTF-8')
{
if (self::getIsMbstringEnabled()) {
return mb_strlen($value, $enc);
}
if (self::getIsIconvEnabled()) {
return iconv_strlen($value, $enc);
}
// else strlen
return strlen($value);
}
/**
* Get a substring of a UTF-8 encoded string. First try mbstring, then iconv, finally strlen
*
* @param string $pValue UTF-8 encoded string
* @param int $pStart Start offset
* @param int $pLength Maximum number of characters in substring
* @return string
*/
public static function Substring($pValue = '', $pStart = 0, $pLength = 0)
{
if (self::getIsMbstringEnabled()) {
return mb_substr($pValue, $pStart, $pLength, 'UTF-8');
}
if (self::getIsIconvEnabled()) {
return iconv_substr($pValue, $pStart, $pLength, 'UTF-8');
}
// else substr
return substr($pValue, $pStart, $pLength);
}
/**
* Convert a UTF-8 encoded string to upper case
*
* @param string $pValue UTF-8 encoded string
* @return string
*/
public static function StrToUpper($pValue = '')
{
if (function_exists('mb_convert_case')) {
return mb_convert_case($pValue, MB_CASE_UPPER, "UTF-8");
}
return strtoupper($pValue);
}
/**
* Convert a UTF-8 encoded string to lower case
*
* @param string $pValue UTF-8 encoded string
* @return string
*/
public static function StrToLower($pValue = '')
{
if (function_exists('mb_convert_case')) {
return mb_convert_case($pValue, MB_CASE_LOWER, "UTF-8");
}
return strtolower($pValue);
}
/**
* Convert a UTF-8 encoded string to title/proper case
* (uppercase every first character in each word, lower case all other characters)
*
* @param string $pValue UTF-8 encoded string
* @return string
*/
public static function StrToTitle($pValue = '')
{
if (function_exists('mb_convert_case')) {
return mb_convert_case($pValue, MB_CASE_TITLE, "UTF-8");
}
return ucwords($pValue);
}
public static function mb_is_upper($char)
{
return mb_strtolower($char, "UTF-8") != $char;
}
public static function mb_str_split($string)
{
# Split at all position not after the start: ^
# and not before the end: $
return preg_split('/(?<!^)(?!$)/u', $string);
}
/**
* Reverse the case of a string, so that all uppercase characters become lowercase
* and all lowercase characters become uppercase
*
* @param string $pValue UTF-8 encoded string
* @return string
*/
public static function StrCaseReverse($pValue = '')
{
if (self::getIsMbstringEnabled()) {
$characters = self::mb_str_split($pValue);
foreach ($characters as &$character) {
if (self::mb_is_upper($character)) {
$character = mb_strtolower($character, 'UTF-8');
} else {
$character = mb_strtoupper($character, 'UTF-8');
}
}
return implode('', $characters);
}
return strtolower($pValue) ^ strtoupper($pValue) ^ $pValue;
}
/**
* Identify whether a string contains a fractional numeric value,
* and convert it to a numeric if it is
*
* @param string &$operand string value to test
* @return boolean
*/
public static function convertToNumberIfFraction(&$operand)
{
if (preg_match('/^'.self::STRING_REGEXP_FRACTION.'$/i', $operand, $match)) {
$sign = ($match[1] == '-') ? '-' : '+';
$fractionFormula = '='.$sign.$match[2].$sign.$match[3];
$operand = PHPExcel_Calculation::getInstance()->_calculateFormulaValue($fractionFormula);
return true;
}
return false;
} // function convertToNumberIfFraction()
/**
* Get the decimal separator. If it has not yet been set explicitly, try to obtain number
* formatting information from locale.
*
* @return string
*/
public static function getDecimalSeparator()
{
if (!isset(self::$decimalSeparator)) {
$localeconv = localeconv();
self::$decimalSeparator = ($localeconv['decimal_point'] != '')
? $localeconv['decimal_point'] : $localeconv['mon_decimal_point'];
if (self::$decimalSeparator == '') {
// Default to .
self::$decimalSeparator = '.';
}
}
return self::$decimalSeparator;
}
/**
* Set the decimal separator. Only used by PHPExcel_Style_NumberFormat::toFormattedString()
* to format output by PHPExcel_Writer_HTML and PHPExcel_Writer_PDF
*
* @param string $pValue Character for decimal separator
*/
public static function setDecimalSeparator($pValue = '.')
{
self::$decimalSeparator = $pValue;
}
/**
* Get the thousands separator. If it has not yet been set explicitly, try to obtain number
* formatting information from locale.
*
* @return string
*/
public static function getThousandsSeparator()
{
if (!isset(self::$thousandsSeparator)) {
$localeconv = localeconv();
self::$thousandsSeparator = ($localeconv['thousands_sep'] != '')
? $localeconv['thousands_sep'] : $localeconv['mon_thousands_sep'];
if (self::$thousandsSeparator == '') {
// Default to .
self::$thousandsSeparator = ',';
}
}
return self::$thousandsSeparator;
}
/**
* Set the thousands separator. Only used by PHPExcel_Style_NumberFormat::toFormattedString()
* to format output by PHPExcel_Writer_HTML and PHPExcel_Writer_PDF
*
* @param string $pValue Character for thousands separator
*/
public static function setThousandsSeparator($pValue = ',')
{
self::$thousandsSeparator = $pValue;
}
/**
* Get the currency code. If it has not yet been set explicitly, try to obtain the
* symbol information from locale.
*
* @return string
*/
public static function getCurrencyCode()
{
if (!isset(self::$currencyCode)) {
$localeconv = localeconv();
self::$currencyCode = ($localeconv['currency_symbol'] != '')
? $localeconv['currency_symbol'] : $localeconv['int_curr_symbol'];
if (self::$currencyCode == '') {
// Default to $
self::$currencyCode = '$';
}
}
return self::$currencyCode;
}
/**
* Set the currency code. Only used by PHPExcel_Style_NumberFormat::toFormattedString()
* to format output by PHPExcel_Writer_HTML and PHPExcel_Writer_PDF
*
* @param string $pValue Character for currency code
*/
public static function setCurrencyCode($pValue = '$')
{
self::$currencyCode = $pValue;
}
/**
* Convert SYLK encoded string to UTF-8
*
* @param string $pValue
* @return string UTF-8 encoded string
*/
public static function SYLKtoUTF8($pValue = '')
{
// If there is no escape character in the string there is nothing to do
if (strpos($pValue, '') === false) {
return $pValue;
}
foreach (self::$SYLKCharacters as $k => $v) {
$pValue = str_replace($k, $v, $pValue);
}
return $pValue;
}
/**
* Retrieve any leading numeric part of a string, or return the full string if no leading numeric
* (handles basic integer or float, but not exponent or non decimal)
*
* @param string $value
* @return mixed string or only the leading numeric part of the string
*/
public static function testStringAsNumeric($value)
{
if (is_numeric($value)) {
return $value;
}
$v = floatval($value);
return (is_numeric(substr($value, 0, strlen($v)))) ? $v : $value;
}
}