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<?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_Cell
* @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 1.8.0, 2014-03-02
*/
/**
* PHPExcel_Cell
*
* @category PHPExcel
* @package PHPExcel_Cell
* @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
*/
class PHPExcel_Cell
{
/**
* Default range variable constant
*
* @var string
*/
const DEFAULT_RANGE = 'A1:A1';
/**
* Value binder to use
*
* @var PHPExcel_Cell_IValueBinder
*/
private static $_valueBinder = NULL;
/**
* Value of the cell
*
* @var mixed
*/
private $_value;
/**
* Calculated value of the cell (used for caching)
* This returns the value last calculated by MS Excel or whichever spreadsheet program was used to
* create the original spreadsheet file.
* Note that this value is not guaranteed to reflect the actual calculated value because it is
* possible that auto-calculation was disabled in the original spreadsheet, and underlying data
* values used by the formula have changed since it was last calculated.
*
* @var mixed
*/
private $_calculatedValue = NULL;
/**
* Type of the cell data
*
* @var string
*/
private $_dataType;
/**
* Parent worksheet
*
* @var PHPExcel_CachedObjectStorage_CacheBase
*/
private $_parent;
/**
* Index to cellXf
*
* @var int
*/
private $_xfIndex;
/**
* Attributes of the formula
*
*/
private $_formulaAttributes;
/**
* Send notification to the cache controller
*
* @return void
**/
public function notifyCacheController() {
$this->_parent->updateCacheData($this);
return $this;
}
public function detach() {
$this->_parent = NULL;
}
public function attach(PHPExcel_CachedObjectStorage_CacheBase $parent) {
$this->_parent = $parent;
}
/**
* Create a new Cell
*
* @param mixed $pValue
* @param string $pDataType
* @param PHPExcel_Worksheet $pSheet
* @throws PHPExcel_Exception
*/
public function __construct($pValue = NULL, $pDataType = NULL, PHPExcel_Worksheet $pSheet = NULL)
{
// Initialise cell value
$this->_value = $pValue;
// Set worksheet cache
$this->_parent = $pSheet->getCellCacheController();
// Set datatype?
if ($pDataType !== NULL) {
if ($pDataType == PHPExcel_Cell_DataType::TYPE_STRING2)
$pDataType = PHPExcel_Cell_DataType::TYPE_STRING;
$this->_dataType = $pDataType;
} else {
if (!self::getValueBinder()->bindValue($this, $pValue)) {
throw new PHPExcel_Exception("Value could not be bound to cell.");
}
}
// set default index to cellXf
$this->_xfIndex = 0;
}
/**
* Get cell coordinate column
*
* @return string
*/
public function getColumn()
{
return $this->_parent->getCurrentColumn();
}
/**
* Get cell coordinate row
*
* @return int
*/
public function getRow()
{
return $this->_parent->getCurrentRow();
}
/**
* Get cell coordinate
*
* @return string
*/
public function getCoordinate()
{
return $this->_parent->getCurrentAddress();
}
/**
* Get cell value
*
* @return mixed
*/
public function getValue()
{
return $this->_value;
}
/**
* Get cell value with formatting
*
* @return string
*/
public function getFormattedValue()
{
return (string) PHPExcel_Style_NumberFormat::toFormattedString(
$this->getCalculatedValue(),
$this->getWorksheet()->getParent()->getCellXfByIndex($this->getXfIndex())
->getNumberFormat()->getFormatCode()
);
}
/**
* Set cell value
*
* Sets the value for a cell, automatically determining the datatype using the value binder
*
* @param mixed $pValue Value
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function setValue($pValue = NULL)
{
if (!self::getValueBinder()->bindValue($this, $pValue)) {
throw new PHPExcel_Exception("Value could not be bound to cell.");
}
return $this;
}
/**
* Set the value for a cell, with the explicit data type passed to the method (bypassing any use of the value binder)
*
* @param mixed $pValue Value
* @param string $pDataType Explicit data type
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function setValueExplicit($pValue = NULL, $pDataType = PHPExcel_Cell_DataType::TYPE_STRING)
{
// set the value according to data type
switch ($pDataType) {
case PHPExcel_Cell_DataType::TYPE_NULL:
$this->_value = $pValue;
break;
case PHPExcel_Cell_DataType::TYPE_STRING2:
$pDataType = PHPExcel_Cell_DataType::TYPE_STRING;
case PHPExcel_Cell_DataType::TYPE_STRING:
case PHPExcel_Cell_DataType::TYPE_INLINE:
$this->_value = PHPExcel_Cell_DataType::checkString($pValue);
break;
case PHPExcel_Cell_DataType::TYPE_NUMERIC:
$this->_value = (float)$pValue;
break;
case PHPExcel_Cell_DataType::TYPE_FORMULA:
$this->_value = (string)$pValue;
break;
case PHPExcel_Cell_DataType::TYPE_BOOL:
$this->_value = (bool)$pValue;
break;
case PHPExcel_Cell_DataType::TYPE_ERROR:
$this->_value = PHPExcel_Cell_DataType::checkErrorCode($pValue);
break;
default:
throw new PHPExcel_Exception('Invalid datatype: ' . $pDataType);
break;
}
// set the datatype
$this->_dataType = $pDataType;
return $this->notifyCacheController();
}
/**
* Get calculated cell value
*
* @deprecated Since version 1.7.8 for planned changes to cell for array formula handling
*
* @param boolean $resetLog Whether the calculation engine logger should be reset or not
* @return mixed
* @throws PHPExcel_Exception
*/
public function getCalculatedValue($resetLog = TRUE)
{
//echo 'Cell '.$this->getCoordinate().' value is a '.$this->_dataType.' with a value of '.$this->getValue().PHP_EOL;
if ($this->_dataType == PHPExcel_Cell_DataType::TYPE_FORMULA) {
try {
//echo 'Cell value for '.$this->getCoordinate().' is a formula: Calculating value'.PHP_EOL;
$result = PHPExcel_Calculation::getInstance(
$this->getWorksheet()->getParent()
)->calculateCellValue($this,$resetLog);
//echo $this->getCoordinate().' calculation result is '.$result.PHP_EOL;
// We don't yet handle array returns
if (is_array($result)) {
while (is_array($result)) {
$result = array_pop($result);
}
}
} catch ( PHPExcel_Exception $ex ) {
if (($ex->getMessage() === 'Unable to access External Workbook') && ($this->_calculatedValue !== NULL)) {
//echo 'Returning fallback value of '.$this->_calculatedValue.' for cell '.$this->getCoordinate().PHP_EOL;
return $this->_calculatedValue; // Fallback for calculations referencing external files.
}
//echo 'Calculation Exception: '.$ex->getMessage().PHP_EOL;
$result = '#N/A';
throw new PHPExcel_Calculation_Exception(
$this->getWorksheet()->getTitle().'!'.$this->getCoordinate().' -> '.$ex->getMessage()
);
}
if ($result === '#Not Yet Implemented') {
//echo 'Returning fallback value of '.$this->_calculatedValue.' for cell '.$this->getCoordinate().PHP_EOL;
return $this->_calculatedValue; // Fallback if calculation engine does not support the formula.
}
//echo 'Returning calculated value of '.$result.' for cell '.$this->getCoordinate().PHP_EOL;
return $result;
} elseif($this->_value instanceof PHPExcel_RichText) {
// echo 'Cell value for '.$this->getCoordinate().' is rich text: Returning data value of '.$this->_value.'<br />';
return $this->_value->getPlainText();
}
// echo 'Cell value for '.$this->getCoordinate().' is not a formula: Returning data value of '.$this->_value.'<br />';
return $this->_value;
}
/**
* Set old calculated value (cached)
*
* @param mixed $pValue Value
* @return PHPExcel_Cell
*/
public function setCalculatedValue($pValue = NULL)
{
if ($pValue !== NULL) {
$this->_calculatedValue = (is_numeric($pValue)) ? (float) $pValue : $pValue;
}
return $this->notifyCacheController();
}
/**
* Get old calculated value (cached)
* This returns the value last calculated by MS Excel or whichever spreadsheet program was used to
* create the original spreadsheet file.
* Note that this value is not guaranteed to refelect the actual calculated value because it is
* possible that auto-calculation was disabled in the original spreadsheet, and underlying data
* values used by the formula have changed since it was last calculated.
*
* @return mixed
*/
public function getOldCalculatedValue()
{
return $this->_calculatedValue;
}
/**
* Get cell data type
*
* @return string
*/
public function getDataType()
{
return $this->_dataType;
}
/**
* Set cell data type
*
* @param string $pDataType
* @return PHPExcel_Cell
*/
public function setDataType($pDataType = PHPExcel_Cell_DataType::TYPE_STRING)
{
if ($pDataType == PHPExcel_Cell_DataType::TYPE_STRING2)
$pDataType = PHPExcel_Cell_DataType::TYPE_STRING;
$this->_dataType = $pDataType;
return $this->notifyCacheController();
}
/**
* Identify if the cell contains a formula
*
* @return boolean
*/
public function isFormula()
{
return $this->_dataType == PHPExcel_Cell_DataType::TYPE_FORMULA;
}
/**
* Does this cell contain Data validation rules?
*
* @return boolean
* @throws PHPExcel_Exception
*/
public function hasDataValidation()
{
if (!isset($this->_parent)) {
throw new PHPExcel_Exception('Cannot check for data validation when cell is not bound to a worksheet');
}
return $this->getWorksheet()->dataValidationExists($this->getCoordinate());
}
/**
* Get Data validation rules
*
* @return PHPExcel_Cell_DataValidation
* @throws PHPExcel_Exception
*/
public function getDataValidation()
{
if (!isset($this->_parent)) {
throw new PHPExcel_Exception('Cannot get data validation for cell that is not bound to a worksheet');
}
return $this->getWorksheet()->getDataValidation($this->getCoordinate());
}
/**
* Set Data validation rules
*
* @param PHPExcel_Cell_DataValidation $pDataValidation
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function setDataValidation(PHPExcel_Cell_DataValidation $pDataValidation = NULL)
{
if (!isset($this->_parent)) {
throw new PHPExcel_Exception('Cannot set data validation for cell that is not bound to a worksheet');
}
$this->getWorksheet()->setDataValidation($this->getCoordinate(), $pDataValidation);
return $this->notifyCacheController();
}
/**
* Does this cell contain a Hyperlink?
*
* @return boolean
* @throws PHPExcel_Exception
*/
public function hasHyperlink()
{
if (!isset($this->_parent)) {
throw new PHPExcel_Exception('Cannot check for hyperlink when cell is not bound to a worksheet');
}
return $this->getWorksheet()->hyperlinkExists($this->getCoordinate());
}
/**
* Get Hyperlink
*
* @return PHPExcel_Cell_Hyperlink
* @throws PHPExcel_Exception
*/
public function getHyperlink()
{
if (!isset($this->_parent)) {
throw new PHPExcel_Exception('Cannot get hyperlink for cell that is not bound to a worksheet');
}
return $this->getWorksheet()->getHyperlink($this->getCoordinate());
}
/**
* Set Hyperlink
*
* @param PHPExcel_Cell_Hyperlink $pHyperlink
* @return PHPExcel_Cell
* @throws PHPExcel_Exception
*/
public function setHyperlink(PHPExcel_Cell_Hyperlink $pHyperlink = NULL)
{
if (!isset($this->_parent)) {
throw new PHPExcel_Exception('Cannot set hyperlink for cell that is not bound to a worksheet');
}
$this->getWorksheet()->setHyperlink($this->getCoordinate(), $pHyperlink);
return $this->notifyCacheController();
}
/**
* Get parent worksheet
*
* @return PHPExcel_CachedObjectStorage_CacheBase
*/
public function getParent() {
return $this->_parent;
}
/**
* Get parent worksheet
*
* @return PHPExcel_Worksheet
*/
public function getWorksheet() {
return $this->_parent->getParent();
}
/**
* Get cell style
*
* @return PHPExcel_Style
*/
public function getStyle()
{
return $this->getWorksheet()->getParent()->getCellXfByIndex($this->getXfIndex());
}
/**
* Re-bind parent
*
* @param PHPExcel_Worksheet $parent
* @return PHPExcel_Cell
*/
public function rebindParent(PHPExcel_Worksheet $parent) {
$this->_parent = $parent->getCellCacheController();
return $this->notifyCacheController();
}
/**
* Is cell in a specific range?
*
* @param string $pRange Cell range (e.g. A1:A1)
* @return boolean
*/
public function isInRange($pRange = 'A1:A1')
{
list($rangeStart,$rangeEnd) = self::rangeBoundaries($pRange);
// Translate properties
$myColumn = self::columnIndexFromString($this->getColumn());
$myRow = $this->getRow();
// Verify if cell is in range
return (($rangeStart[0] <= $myColumn) && ($rangeEnd[0] >= $myColumn) &&
($rangeStart[1] <= $myRow) && ($rangeEnd[1] >= $myRow)
);
}
/**
* Coordinate from string
*
* @param string $pCoordinateString
* @return array Array containing column and row (indexes 0 and 1)
* @throws PHPExcel_Exception
*/
public static function coordinateFromString($pCoordinateString = 'A1')
{
if (preg_match("/^([$]?[A-Z]{1,3})([$]?\d{1,7})$/", $pCoordinateString, $matches)) {
return array($matches[1],$matches[2]);
} elseif ((strpos($pCoordinateString,':') !== FALSE) || (strpos($pCoordinateString,',') !== FALSE)) {
throw new PHPExcel_Exception('Cell coordinate string can not be a range of cells');
} elseif ($pCoordinateString == '') {
throw new PHPExcel_Exception('Cell coordinate can not be zero-length string');
}
throw new PHPExcel_Exception('Invalid cell coordinate '.$pCoordinateString);
}
/**
* Make string row, column or cell coordinate absolute
*
* @param string $pCoordinateString e.g. 'A' or '1' or 'A1'
* Note that this value can be a row or column reference as well as a cell reference
* @return string Absolute coordinate e.g. '$A' or '$1' or '$A$1'
* @throws PHPExcel_Exception
*/
public static function absoluteReference($pCoordinateString = 'A1')
{
if (strpos($pCoordinateString,':') === FALSE && strpos($pCoordinateString,',') === FALSE) {
// Split out any worksheet name from the reference
$worksheet = '';
$cellAddress = explode('!',$pCoordinateString);
if (count($cellAddress) > 1) {
list($worksheet,$pCoordinateString) = $cellAddress;
}
if ($worksheet > '') $worksheet .= '!';
// Create absolute coordinate
if (ctype_digit($pCoordinateString)) {
return $worksheet . '$' . $pCoordinateString;
} elseif (ctype_alpha($pCoordinateString)) {
return $worksheet . '$' . strtoupper($pCoordinateString);
}
return $worksheet . self::absoluteCoordinate($pCoordinateString);
}
throw new PHPExcel_Exception('Cell coordinate string can not be a range of cells');
}
/**
* Make string coordinate absolute
*
* @param string $pCoordinateString e.g. 'A1'
* @return string Absolute coordinate e.g. '$A$1'
* @throws PHPExcel_Exception
*/
public static function absoluteCoordinate($pCoordinateString = 'A1')
{
if (strpos($pCoordinateString,':') === FALSE && strpos($pCoordinateString,',') === FALSE) {
// Split out any worksheet name from the coordinate
$worksheet = '';
$cellAddress = explode('!',$pCoordinateString);
if (count($cellAddress) > 1) {
list($worksheet,$pCoordinateString) = $cellAddress;
}
if ($worksheet > '') $worksheet .= '!';
// Create absolute coordinate
list($column, $row) = self::coordinateFromString($pCoordinateString);
$column = ltrim($column,'$');
$row = ltrim($row,'$');
return $worksheet . '$' . $column . '$' . $row;
}
throw new PHPExcel_Exception('Cell coordinate string can not be a range of cells');
}
/**
* Split range into coordinate strings
*
* @param string $pRange e.g. 'B4:D9' or 'B4:D9,H2:O11' or 'B4'
* @return array Array containg one or more arrays containing one or two coordinate strings
* e.g. array('B4','D9') or array(array('B4','D9'),array('H2','O11'))
* or array('B4')
*/
public static function splitRange($pRange = 'A1:A1')
{
// Ensure $pRange is a valid range
if(empty($pRange)) {
$pRange = self::DEFAULT_RANGE;
}
$exploded = explode(',', $pRange);
$counter = count($exploded);
for ($i = 0; $i < $counter; ++$i) {
$exploded[$i] = explode(':', $exploded[$i]);
}
return $exploded;
}
/**
* Build range from coordinate strings
*
* @param array $pRange Array containg one or more arrays containing one or two coordinate strings
* @return string String representation of $pRange
* @throws PHPExcel_Exception
*/
public static function buildRange($pRange)
{
// Verify range
if (!is_array($pRange) || empty($pRange) || !is_array($pRange[0])) {
throw new PHPExcel_Exception('Range does not contain any information');
}
// Build range
$imploded = array();
$counter = count($pRange);
for ($i = 0; $i < $counter; ++$i) {
$pRange[$i] = implode(':', $pRange[$i]);
}
$imploded = implode(',', $pRange);
return $imploded;
}
/**
* Calculate range boundaries
*
* @param string $pRange Cell range (e.g. A1:A1)
* @return array Range coordinates array(Start Cell, End Cell)
* where Start Cell and End Cell are arrays (Column Number, Row Number)
*/
public static function rangeBoundaries($pRange = 'A1:A1')
{
// Ensure $pRange is a valid range
if(empty($pRange)) {
$pRange = self::DEFAULT_RANGE;
}
// Uppercase coordinate
$pRange = strtoupper($pRange);
// Extract range
if (strpos($pRange, ':') === FALSE) {
$rangeA = $rangeB = $pRange;
} else {
list($rangeA, $rangeB) = explode(':', $pRange);
}
// Calculate range outer borders
$rangeStart = self::coordinateFromString($rangeA);
$rangeEnd = self::coordinateFromString($rangeB);
// Translate column into index
$rangeStart[0] = self::columnIndexFromString($rangeStart[0]);
$rangeEnd[0] = self::columnIndexFromString($rangeEnd[0]);
return array($rangeStart, $rangeEnd);
}
/**
* Calculate range dimension
*
* @param string $pRange Cell range (e.g. A1:A1)
* @return array Range dimension (width, height)
*/
public static function rangeDimension($pRange = 'A1:A1')
{
// Calculate range outer borders
list($rangeStart,$rangeEnd) = self::rangeBoundaries($pRange);
return array( ($rangeEnd[0] - $rangeStart[0] + 1), ($rangeEnd[1] - $rangeStart[1] + 1) );
}
/**
* Calculate range boundaries
*
* @param string $pRange Cell range (e.g. A1:A1)
* @return array Range coordinates array(Start Cell, End Cell)
* where Start Cell and End Cell are arrays (Column ID, Row Number)
*/
public static function getRangeBoundaries($pRange = 'A1:A1')
{
// Ensure $pRange is a valid range
if(empty($pRange)) {
$pRange = self::DEFAULT_RANGE;
}
// Uppercase coordinate
$pRange = strtoupper($pRange);
// Extract range
if (strpos($pRange, ':') === FALSE) {
$rangeA = $rangeB = $pRange;
} else {
list($rangeA, $rangeB) = explode(':', $pRange);
}
return array( self::coordinateFromString($rangeA), self::coordinateFromString($rangeB));
}
/**
* Column index from string
*
* @param string $pString
* @return int Column index (base 1 !!!)
*/
public static function columnIndexFromString($pString = 'A')
{
// Using a lookup cache adds a slight memory overhead, but boosts speed
// caching using a static within the method is faster than a class static,
// though it's additional memory overhead
static $_indexCache = array();
if (isset($_indexCache[$pString]))
return $_indexCache[$pString];
// It's surprising how costly the strtoupper() and ord() calls actually are, so we use a lookup array rather than use ord()
// and make it case insensitive to get rid of the strtoupper() as well. Because it's a static, there's no significant
// memory overhead either
static $_columnLookup = array(
'A' => 1, 'B' => 2, 'C' => 3, 'D' => 4, 'E' => 5, 'F' => 6, 'G' => 7, 'H' => 8, 'I' => 9, 'J' => 10, 'K' => 11, 'L' => 12, 'M' => 13,
'N' => 14, 'O' => 15, 'P' => 16, 'Q' => 17, 'R' => 18, 'S' => 19, 'T' => 20, 'U' => 21, 'V' => 22, 'W' => 23, 'X' => 24, 'Y' => 25, 'Z' => 26,
'a' => 1, 'b' => 2, 'c' => 3, 'd' => 4, 'e' => 5, 'f' => 6, 'g' => 7, 'h' => 8, 'i' => 9, 'j' => 10, 'k' => 11, 'l' => 12, 'm' => 13,
'n' => 14, 'o' => 15, 'p' => 16, 'q' => 17, 'r' => 18, 's' => 19, 't' => 20, 'u' => 21, 'v' => 22, 'w' => 23, 'x' => 24, 'y' => 25, 'z' => 26
);
// We also use the language construct isset() rather than the more costly strlen() function to match the length of $pString
// for improved performance
if (isset($pString{0})) {
if (!isset($pString{1})) {
$_indexCache[$pString] = $_columnLookup[$pString];
return $_indexCache[$pString];
} elseif(!isset($pString{2})) {
$_indexCache[$pString] = $_columnLookup[$pString{0}] * 26 + $_columnLookup[$pString{1}];
return $_indexCache[$pString];
} elseif(!isset($pString{3})) {
$_indexCache[$pString] = $_columnLookup[$pString{0}] * 676 + $_columnLookup[$pString{1}] * 26 + $_columnLookup[$pString{2}];
return $_indexCache[$pString];
}
}
throw new PHPExcel_Exception("Column string index can not be " . ((isset($pString{0})) ? "longer than 3 characters" : "empty"));
}
/**
* String from columnindex
*
* @param int $pColumnIndex Column index (base 0 !!!)
* @return string
*/
public static function stringFromColumnIndex($pColumnIndex = 0)
{
// Using a lookup cache adds a slight memory overhead, but boosts speed
// caching using a static within the method is faster than a class static,
// though it's additional memory overhead
static $_indexCache = array();
if (!isset($_indexCache[$pColumnIndex])) {
// Determine column string
if ($pColumnIndex < 26) {
$_indexCache[$pColumnIndex] = chr(65 + $pColumnIndex);
} elseif ($pColumnIndex < 702) {
$_indexCache[$pColumnIndex] = chr(64 + ($pColumnIndex / 26)) .
chr(65 + $pColumnIndex % 26);
} else {
$_indexCache[$pColumnIndex] = chr(64 + (($pColumnIndex - 26) / 676)) .
chr(65 + ((($pColumnIndex - 26) % 676) / 26)) .
chr(65 + $pColumnIndex % 26);
}
}
return $_indexCache[$pColumnIndex];
}
/**
* Extract all cell references in range
*
* @param string $pRange Range (e.g. A1 or A1:C10 or A1:E10 A20:E25)
* @return array Array containing single cell references
*/
public static function extractAllCellReferencesInRange($pRange = 'A1') {
// Returnvalue
$returnValue = array();
// Explode spaces
$cellBlocks = explode(' ', str_replace('$', '', strtoupper($pRange)));
foreach ($cellBlocks as $cellBlock) {
// Single cell?
if (strpos($cellBlock,':') === FALSE && strpos($cellBlock,',') === FALSE) {
$returnValue[] = $cellBlock;
continue;
}
// Range...
$ranges = self::splitRange($cellBlock);
foreach($ranges as $range) {
// Single cell?
if (!isset($range[1])) {
$returnValue[] = $range[0];
continue;
}
// Range...
list($rangeStart, $rangeEnd) = $range;
sscanf($rangeStart,'%[A-Z]%d', $startCol, $startRow);
sscanf($rangeEnd,'%[A-Z]%d', $endCol, $endRow);
$endCol++;
// Current data
$currentCol = $startCol;
$currentRow = $startRow;
// Loop cells
while ($currentCol != $endCol) {
while ($currentRow <= $endRow) {
$returnValue[] = $currentCol.$currentRow;
++$currentRow;
}
++$currentCol;
$currentRow = $startRow;
}
}
}
// Sort the result by column and row
$sortKeys = array();
foreach (array_unique($returnValue) as $coord) {
sscanf($coord,'%[A-Z]%d', $column, $row);
$sortKeys[sprintf('%3s%09d',$column,$row)] = $coord;
}
ksort($sortKeys);
// Return value
return array_values($sortKeys);
}
/**
* Compare 2 cells
*
* @param PHPExcel_Cell $a Cell a
* @param PHPExcel_Cell $b Cell b
* @return int Result of comparison (always -1 or 1, never zero!)
*/
public static function compareCells(PHPExcel_Cell $a, PHPExcel_Cell $b)
{
if ($a->getRow() < $b->getRow()) {
return -1;
} elseif ($a->getRow() > $b->getRow()) {
return 1;
} elseif (self::columnIndexFromString($a->getColumn()) < self::columnIndexFromString($b->getColumn())) {
return -1;
} else {
return 1;
}
}
/**
* Get value binder to use
*
* @return PHPExcel_Cell_IValueBinder
*/
public static function getValueBinder() {
if (self::$_valueBinder === NULL) {
self::$_valueBinder = new PHPExcel_Cell_DefaultValueBinder();
}
return self::$_valueBinder;
}
/**
* Set value binder to use
*
* @param PHPExcel_Cell_IValueBinder $binder
* @throws PHPExcel_Exception
*/
public static function setValueBinder(PHPExcel_Cell_IValueBinder $binder = NULL) {
if ($binder === NULL) {
throw new PHPExcel_Exception("A PHPExcel_Cell_IValueBinder is required for PHPExcel to function correctly.");
}
self::$_valueBinder = $binder;
}
/**
* Implement PHP __clone to create a deep clone, not just a shallow copy.
*/
public function __clone() {
$vars = get_object_vars($this);
foreach ($vars as $key => $value) {
if ((is_object($value)) && ($key != '_parent')) {
$this->$key = clone $value;
} else {
$this->$key = $value;
}
}
}
/**
* Get index to cellXf
*
* @return int
*/
public function getXfIndex()
{
return $this->_xfIndex;
}
/**
* Set index to cellXf
*
* @param int $pValue
* @return PHPExcel_Cell
*/
public function setXfIndex($pValue = 0)
{
$this->_xfIndex = $pValue;
return $this->notifyCacheController();
}
/**
* @deprecated Since version 1.7.8 for planned changes to cell for array formula handling
*/
public function setFormulaAttributes($pAttributes)
{
$this->_formulaAttributes = $pAttributes;
return $this;
}
/**
* @deprecated Since version 1.7.8 for planned changes to cell for array formula handling
*/
public function getFormulaAttributes()
{
return $this->_formulaAttributes;
}
/**
* Convert to string
*
* @return string
*/
public function __toString()
{
return (string) $this->getValue();
}
}