1033 lines
33 KiB
PHP
1033 lines
33 KiB
PHP
<?php
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/**
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* PHPExcel_Cell
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*
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* Copyright (c) 2006 - 2015 PHPExcel
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* @category PHPExcel
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* @package PHPExcel_Cell
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* @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
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* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
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* @version ##VERSION##, ##DATE##
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*/
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class PHPExcel_Cell
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{
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/**
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* Default range variable constant
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*
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* @var string
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*/
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const DEFAULT_RANGE = 'A1:A1';
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/**
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* Value binder to use
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*
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* @var PHPExcel_Cell_IValueBinder
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*/
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private static $valueBinder;
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/**
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* Value of the cell
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*
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* @var mixed
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*/
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private $value;
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/**
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* Calculated value of the cell (used for caching)
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* This returns the value last calculated by MS Excel or whichever spreadsheet program was used to
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* create the original spreadsheet file.
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* Note that this value is not guaranteed to reflect the actual calculated value because it is
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* possible that auto-calculation was disabled in the original spreadsheet, and underlying data
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* values used by the formula have changed since it was last calculated.
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*
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* @var mixed
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*/
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private $calculatedValue;
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/**
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* Type of the cell data
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*
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* @var string
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*/
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private $dataType;
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/**
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* Parent worksheet
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*
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* @var PHPExcel_CachedObjectStorage_CacheBase
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*/
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private $parent;
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/**
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* Index to cellXf
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*
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* @var int
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*/
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private $xfIndex = 0;
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/**
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* Attributes of the formula
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*
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*/
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private $formulaAttributes;
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/**
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* Send notification to the cache controller
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*
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* @return void
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**/
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public function notifyCacheController()
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{
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$this->parent->updateCacheData($this);
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return $this;
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}
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public function detach()
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{
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$this->parent = null;
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}
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public function attach(PHPExcel_CachedObjectStorage_CacheBase $parent)
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{
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$this->parent = $parent;
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}
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/**
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* Create a new Cell
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*
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* @param mixed $pValue
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* @param string $pDataType
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* @param PHPExcel_Worksheet $pSheet
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* @throws PHPExcel_Exception
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*/
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public function __construct($pValue = null, $pDataType = null, PHPExcel_Worksheet $pSheet = null)
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{
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// Initialise cell value
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$this->value = $pValue;
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// Set worksheet cache
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$this->parent = $pSheet->getCellCacheController();
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// Set datatype?
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if ($pDataType !== null) {
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if ($pDataType == PHPExcel_Cell_DataType::TYPE_STRING2) {
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$pDataType = PHPExcel_Cell_DataType::TYPE_STRING;
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}
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$this->dataType = $pDataType;
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} elseif (!self::getValueBinder()->bindValue($this, $pValue)) {
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throw new PHPExcel_Exception("Value could not be bound to cell.");
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}
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}
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/**
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* Get cell coordinate column
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*
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* @return string
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*/
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public function getColumn()
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{
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return $this->parent->getCurrentColumn();
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}
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/**
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* Get cell coordinate row
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*
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* @return int
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*/
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public function getRow()
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{
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return $this->parent->getCurrentRow();
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}
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/**
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* Get cell coordinate
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*
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* @return string
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*/
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public function getCoordinate()
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{
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return $this->parent->getCurrentAddress();
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}
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/**
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* Get cell value
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*
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* @return mixed
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*/
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public function getValue()
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{
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return $this->value;
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}
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/**
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* Get cell value with formatting
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*
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* @return string
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*/
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public function getFormattedValue()
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{
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return (string) PHPExcel_Style_NumberFormat::toFormattedString(
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$this->getCalculatedValue(),
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$this->getStyle()
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->getNumberFormat()->getFormatCode()
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);
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}
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/**
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* Set cell value
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*
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* Sets the value for a cell, automatically determining the datatype using the value binder
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*
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* @param mixed $pValue Value
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* @return PHPExcel_Cell
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* @throws PHPExcel_Exception
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*/
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public function setValue($pValue = null)
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{
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if (!self::getValueBinder()->bindValue($this, $pValue)) {
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throw new PHPExcel_Exception("Value could not be bound to cell.");
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}
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return $this;
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}
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/**
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* Set the value for a cell, with the explicit data type passed to the method (bypassing any use of the value binder)
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*
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* @param mixed $pValue Value
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* @param string $pDataType Explicit data type
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* @return PHPExcel_Cell
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* @throws PHPExcel_Exception
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*/
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public function setValueExplicit($pValue = null, $pDataType = PHPExcel_Cell_DataType::TYPE_STRING)
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{
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// set the value according to data type
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switch ($pDataType) {
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case PHPExcel_Cell_DataType::TYPE_NULL:
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$this->value = $pValue;
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break;
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case PHPExcel_Cell_DataType::TYPE_STRING2:
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$pDataType = PHPExcel_Cell_DataType::TYPE_STRING;
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// no break
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case PHPExcel_Cell_DataType::TYPE_STRING:
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// Synonym for string
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case PHPExcel_Cell_DataType::TYPE_INLINE:
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// Rich text
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$this->value = PHPExcel_Cell_DataType::checkString($pValue);
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break;
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case PHPExcel_Cell_DataType::TYPE_NUMERIC:
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$this->value = (float) $pValue;
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break;
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case PHPExcel_Cell_DataType::TYPE_FORMULA:
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$this->value = (string) $pValue;
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break;
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case PHPExcel_Cell_DataType::TYPE_BOOL:
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$this->value = (bool) $pValue;
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break;
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case PHPExcel_Cell_DataType::TYPE_ERROR:
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$this->value = PHPExcel_Cell_DataType::checkErrorCode($pValue);
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break;
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default:
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throw new PHPExcel_Exception('Invalid datatype: ' . $pDataType);
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break;
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}
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// set the datatype
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$this->dataType = $pDataType;
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return $this->notifyCacheController();
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}
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/**
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* Get calculated cell value
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*
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* @deprecated Since version 1.7.8 for planned changes to cell for array formula handling
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*
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* @param boolean $resetLog Whether the calculation engine logger should be reset or not
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* @return mixed
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* @throws PHPExcel_Exception
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*/
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public function getCalculatedValue($resetLog = true)
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{
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//echo 'Cell '.$this->getCoordinate().' value is a '.$this->dataType.' with a value of '.$this->getValue().PHP_EOL;
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if ($this->dataType == PHPExcel_Cell_DataType::TYPE_FORMULA) {
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try {
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//echo 'Cell value for '.$this->getCoordinate().' is a formula: Calculating value'.PHP_EOL;
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$result = PHPExcel_Calculation::getInstance(
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$this->getWorksheet()->getParent()
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)->calculateCellValue($this, $resetLog);
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//echo $this->getCoordinate().' calculation result is '.$result.PHP_EOL;
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// We don't yet handle array returns
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if (is_array($result)) {
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while (is_array($result)) {
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$result = array_pop($result);
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}
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}
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} catch (PHPExcel_Exception $ex) {
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if (($ex->getMessage() === 'Unable to access External Workbook') && ($this->calculatedValue !== null)) {
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//echo 'Returning fallback value of '.$this->calculatedValue.' for cell '.$this->getCoordinate().PHP_EOL;
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return $this->calculatedValue; // Fallback for calculations referencing external files.
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}
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//echo 'Calculation Exception: '.$ex->getMessage().PHP_EOL;
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$result = '#N/A';
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throw new PHPExcel_Calculation_Exception(
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$this->getWorksheet()->getTitle().'!'.$this->getCoordinate().' -> '.$ex->getMessage()
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);
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}
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if ($result === '#Not Yet Implemented') {
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//echo 'Returning fallback value of '.$this->calculatedValue.' for cell '.$this->getCoordinate().PHP_EOL;
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return $this->calculatedValue; // Fallback if calculation engine does not support the formula.
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}
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//echo 'Returning calculated value of '.$result.' for cell '.$this->getCoordinate().PHP_EOL;
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return $result;
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} elseif ($this->value instanceof PHPExcel_RichText) {
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// echo 'Cell value for '.$this->getCoordinate().' is rich text: Returning data value of '.$this->value.'<br />';
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return $this->value->getPlainText();
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}
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// echo 'Cell value for '.$this->getCoordinate().' is not a formula: Returning data value of '.$this->value.'<br />';
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return $this->value;
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}
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/**
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* Set old calculated value (cached)
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*
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* @param mixed $pValue Value
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* @return PHPExcel_Cell
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*/
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public function setCalculatedValue($pValue = null)
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{
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if ($pValue !== null) {
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$this->calculatedValue = (is_numeric($pValue)) ? (float) $pValue : $pValue;
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}
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return $this->notifyCacheController();
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}
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/**
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* Get old calculated value (cached)
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* This returns the value last calculated by MS Excel or whichever spreadsheet program was used to
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* create the original spreadsheet file.
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* Note that this value is not guaranteed to refelect the actual calculated value because it is
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* possible that auto-calculation was disabled in the original spreadsheet, and underlying data
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* values used by the formula have changed since it was last calculated.
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*
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* @return mixed
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*/
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public function getOldCalculatedValue()
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{
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return $this->calculatedValue;
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}
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/**
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* Get cell data type
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*
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* @return string
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*/
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public function getDataType()
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{
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return $this->dataType;
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}
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/**
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* Set cell data type
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*
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* @param string $pDataType
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* @return PHPExcel_Cell
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*/
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public function setDataType($pDataType = PHPExcel_Cell_DataType::TYPE_STRING)
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{
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if ($pDataType == PHPExcel_Cell_DataType::TYPE_STRING2) {
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$pDataType = PHPExcel_Cell_DataType::TYPE_STRING;
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}
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$this->dataType = $pDataType;
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return $this->notifyCacheController();
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}
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/**
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* Identify if the cell contains a formula
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*
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* @return boolean
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*/
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public function isFormula()
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{
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return $this->dataType == PHPExcel_Cell_DataType::TYPE_FORMULA;
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}
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/**
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* Does this cell contain Data validation rules?
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*
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* @return boolean
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* @throws PHPExcel_Exception
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*/
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public function hasDataValidation()
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{
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if (!isset($this->parent)) {
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throw new PHPExcel_Exception('Cannot check for data validation when cell is not bound to a worksheet');
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}
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return $this->getWorksheet()->dataValidationExists($this->getCoordinate());
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}
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/**
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* Get Data validation rules
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*
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* @return PHPExcel_Cell_DataValidation
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* @throws PHPExcel_Exception
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*/
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public function getDataValidation()
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{
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if (!isset($this->parent)) {
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throw new PHPExcel_Exception('Cannot get data validation for cell that is not bound to a worksheet');
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}
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return $this->getWorksheet()->getDataValidation($this->getCoordinate());
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}
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/**
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* Set Data validation rules
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*
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* @param PHPExcel_Cell_DataValidation $pDataValidation
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* @return PHPExcel_Cell
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* @throws PHPExcel_Exception
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*/
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public function setDataValidation(PHPExcel_Cell_DataValidation $pDataValidation = null)
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{
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if (!isset($this->parent)) {
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throw new PHPExcel_Exception('Cannot set data validation for cell that is not bound to a worksheet');
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}
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$this->getWorksheet()->setDataValidation($this->getCoordinate(), $pDataValidation);
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return $this->notifyCacheController();
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}
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/**
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* Does this cell contain a Hyperlink?
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*
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* @return boolean
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* @throws PHPExcel_Exception
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*/
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public function hasHyperlink()
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{
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if (!isset($this->parent)) {
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throw new PHPExcel_Exception('Cannot check for hyperlink when cell is not bound to a worksheet');
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}
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return $this->getWorksheet()->hyperlinkExists($this->getCoordinate());
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}
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/**
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* Get Hyperlink
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*
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* @return PHPExcel_Cell_Hyperlink
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* @throws PHPExcel_Exception
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*/
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public function getHyperlink()
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{
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if (!isset($this->parent)) {
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throw new PHPExcel_Exception('Cannot get hyperlink for cell that is not bound to a worksheet');
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}
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return $this->getWorksheet()->getHyperlink($this->getCoordinate());
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}
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/**
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* Set Hyperlink
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*
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* @param PHPExcel_Cell_Hyperlink $pHyperlink
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* @return PHPExcel_Cell
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* @throws PHPExcel_Exception
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*/
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public function setHyperlink(PHPExcel_Cell_Hyperlink $pHyperlink = null)
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{
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if (!isset($this->parent)) {
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throw new PHPExcel_Exception('Cannot set hyperlink for cell that is not bound to a worksheet');
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}
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$this->getWorksheet()->setHyperlink($this->getCoordinate(), $pHyperlink);
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return $this->notifyCacheController();
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}
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/**
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* Get parent worksheet
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*
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* @return PHPExcel_CachedObjectStorage_CacheBase
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*/
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public function getParent()
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{
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return $this->parent;
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}
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/**
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* Get parent worksheet
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*
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* @return PHPExcel_Worksheet
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*/
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public function getWorksheet()
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{
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return $this->parent->getParent();
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}
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/**
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* Is this cell in a merge range
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*
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* @return boolean
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*/
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public function isInMergeRange()
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{
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return (boolean) $this->getMergeRange();
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}
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/**
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* Is this cell the master (top left cell) in a merge range (that holds the actual data value)
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*
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* @return boolean
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*/
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public function isMergeRangeValueCell()
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{
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if ($mergeRange = $this->getMergeRange()) {
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$mergeRange = PHPExcel_Cell::splitRange($mergeRange);
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list($startCell) = $mergeRange[0];
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if ($this->getCoordinate() === $startCell) {
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return true;
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}
|
|
}
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return false;
|
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}
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|
|
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/**
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* If this cell is in a merge range, then return the range
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|
*
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* @return string
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*/
|
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public function getMergeRange()
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|
{
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foreach ($this->getWorksheet()->getMergeCells() as $mergeRange) {
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if ($this->isInRange($mergeRange)) {
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return $mergeRange;
|
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}
|
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}
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return false;
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}
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|
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/**
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|
* Get cell style
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|
*
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* @return PHPExcel_Style
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|
*/
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|
public function getStyle()
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|
{
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return $this->getWorksheet()->getStyle($this->getCoordinate());
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}
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|
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/**
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|
* Re-bind parent
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|
*
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|
* @param PHPExcel_Worksheet $parent
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* @return PHPExcel_Cell
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*/
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|
public function rebindParent(PHPExcel_Worksheet $parent)
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{
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$this->parent = $parent->getCellCacheController();
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return $this->notifyCacheController();
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}
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/**
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* Is cell in a specific range?
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|
*
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* @param string $pRange Cell range (e.g. A1:A1)
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* @return boolean
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*/
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|
public function isInRange($pRange = 'A1:A1')
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|
{
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list($rangeStart, $rangeEnd) = self::rangeBoundaries($pRange);
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|
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|
// Translate properties
|
|
$myColumn = self::columnIndexFromString($this->getColumn());
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$myRow = $this->getRow();
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|
|
// Verify if cell is in range
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|
return (($rangeStart[0] <= $myColumn) && ($rangeEnd[0] >= $myColumn) &&
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($rangeStart[1] <= $myRow) && ($rangeEnd[1] >= $myRow)
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);
|
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}
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|
|
|
/**
|
|
* Coordinate from string
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|
*
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|
* @param string $pCoordinateString
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|
* @return array Array containing column and row (indexes 0 and 1)
|
|
* @throws PHPExcel_Exception
|
|
*/
|
|
public static function coordinateFromString($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();
|
|
}
|
|
}
|