509f27e5c6
git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@59884 2327b42d-5241-43d6-9e2a-de5ac946f064
835 lines
20 KiB
PHP
835 lines
20 KiB
PHP
<?php
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/**
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* PHPExcel
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*
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* Copyright (c) 2006 - 2010 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 - 2010 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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/**
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* PHPExcel_Cell
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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 - 2010 PHPExcel (http://www.codeplex.com/PHPExcel)
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*/
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class PHPExcel_Cell
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{
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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 = null;
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/**
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* Column of the cell
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*
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* @var string
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*/
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private $_column;
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/**
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* Row of the cell
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*
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* @var int
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*/
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private $_row;
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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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*
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* @var mixed
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*/
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private $_calculatedValue = null;
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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_Worksheet
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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;
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/**
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* Attributes of the formula
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*
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*
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*/
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private $_formulaAttributes;
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/**
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* Send notification to the cache controller
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* @return void
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**/
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public function notifyCacheController() {
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$this->_parent->getCellCacheController()->updateCacheData($this);
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return $this;
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}
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public function detach() {
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$this->_parent = null;
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}
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public function attach($parent) {
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$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 string $pColumn
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* @param int $pRow
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* @param mixed $pValue
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* @param string $pDataType
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* @param PHPExcel_Worksheet $pSheet
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* @throws Exception
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*/
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public function __construct($pColumn = 'A', $pRow = 1, $pValue = null, $pDataType = null, PHPExcel_Worksheet $pSheet = null)
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{
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// Initialise cell coordinate
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$this->_column = strtoupper($pColumn);
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$this->_row = $pRow;
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// Initialise cell value
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$this->_value = $pValue;
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// Set worksheet
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$this->_parent = $pSheet;
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// Set datatype?
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if (!is_null($pDataType)) {
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$this->_dataType = $pDataType;
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} else {
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if (!self::getValueBinder()->bindValue($this, $pValue)) {
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throw new Exception("Value could not be bound to cell.");
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}
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}
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// set default index to cellXf
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$this->_xfIndex = 0;
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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->_column;
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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->_row;
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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->_column . $this->_row;
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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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* Set cell value
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*
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* This clears the cell formula.
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*
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* @param mixed $pValue Value
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* @return PHPExcel_Cell
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*/
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public function setValue($pValue = null)
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{
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if (!self::getValueBinder()->bindValue($this, $pValue)) {
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throw new 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 cell value (with explicit data type given)
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*
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* @param mixed $pValue Value
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* @param string $pDataType Explicit data type
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* @return PHPExcel_Cell
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* @throws Exception
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*/
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public function setValueExplicit($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_STRING:
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case PHPExcel_Cell_DataType::TYPE_NULL:
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case PHPExcel_Cell_DataType::TYPE_INLINE:
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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 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 $this->notifyCacheController();
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}
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/**
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* Get calculated cell value
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*
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* @return mixed
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*/
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public function getCalculatedValue($resetLog=true)
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{
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// echo 'Cell '.$this->getCoordinate().' value is a '.$this->_dataType.' with a value of '.$this->getValue().'<br />';
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if ($this->_dataType == PHPExcel_Cell_DataType::TYPE_FORMULA) {
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try {
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// echo 'Cell value for '.$this->getCoordinate().' is a formula: Calculating value<br />';
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$result = PHPExcel_Calculation::getInstance()->calculateCellValue($this,$resetLog);
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// echo $this->getCoordinate().' calculation result is '.$result.'<br />';
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} catch ( Exception $ex ) {
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// echo 'Calculation Exception: '.$ex->getMessage().'<br />';
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$result = '#N/A';
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throw(new Exception($this->getParent()->getTitle().'!'.$this->getCoordinate().' -> '.$ex->getMessage()));
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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().'<br />';
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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().'<br />';
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return $result;
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}
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if (is_null($this->_value)) {
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// echo 'Cell '.$this->getCoordinate().' has no value, formula or otherwise<br />';
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return null;
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}
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// echo 'Cell value for '.$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 calculated value (used for caching)
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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 (!is_null($pValue)) {
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$this->_calculatedValue = $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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*
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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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$this->_dataType = $pDataType;
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return $this->notifyCacheController();
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}
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/**
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* Has Data validation?
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*
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* @return boolean
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*/
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public function hasDataValidation()
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{
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if (!isset($this->_parent)) {
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throw new Exception('Cannot check for data validation when cell is not bound to a worksheet');
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}
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return $this->_parent->dataValidationExists($this->getCoordinate());
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}
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/**
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* Get Data validation
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*
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* @return PHPExcel_Cell_DataValidation
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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 Exception('Cannot get data validation for cell that is not bound to a worksheet');
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}
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return $this->_parent->getDataValidation($this->getCoordinate());
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}
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/**
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* Set Data validation
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*
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* @param PHPExcel_Cell_DataValidation $pDataValidation
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* @throws Exception
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* @return PHPExcel_Cell
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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 Exception('Cannot set data validation for cell that is not bound to a worksheet');
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}
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$this->_parent->setDataValidation($this->getCoordinate(), $pDataValidation);
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return $this->notifyCacheController();
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}
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/**
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* Has Hyperlink
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*
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* @return boolean
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*/
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public function hasHyperlink()
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{
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if (!isset($this->_parent)) {
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throw new Exception('Cannot check for hyperlink when cell is not bound to a worksheet');
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}
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return $this->_parent->hyperlinkExists($this->getCoordinate());
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}
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/**
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* Get Hyperlink
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*
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* @throws Exception
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* @return PHPExcel_Cell_Hyperlink
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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 Exception('Cannot get hyperlink for cell that is not bound to a worksheet');
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}
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return $this->_parent->getHyperlink($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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* @throws Exception
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* @return PHPExcel_Cell
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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 Exception('Cannot set hyperlink for cell that is not bound to a worksheet');
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}
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$this->_parent->setHyperlink($this->getCoordinate(), $pHyperlink);
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return $this->notifyCacheController();
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}
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/**
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* Get parent
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*
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* @return PHPExcel_Worksheet
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*/
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public function getParent() {
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return $this->_parent;
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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 $parent) {
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$this->_parent = $parent;
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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) = PHPExcel_Cell::rangeBoundaries($pRange);
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// Translate properties
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$myColumn = PHPExcel_Cell::columnIndexFromString($this->getColumn()) - 1;
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$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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/**
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* Coordinate from string
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*
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* @param string $pCoordinateString
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* @return array Array containing column and row (indexes 0 and 1)
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* @throws Exception
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*/
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public static function coordinateFromString($pCoordinateString = 'A1')
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{
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if (strpos($pCoordinateString,':') !== false) {
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throw new Exception('Cell coordinate string can not be a range of cells.');
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} else if ($pCoordinateString == '') {
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throw new Exception('Cell coordinate can not be zero-length string.');
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} else if (preg_match("/([$]?[A-Z]+)([$]?\d+)/", $pCoordinateString, $matches)) {
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list(, $column, $row) = $matches;
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return array($column, $row);
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} else {
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throw new Exception('Invalid cell coordinate.');
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}
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}
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/**
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* Make string coordinate absolute
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*
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* @param string $pCoordinateString
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* @return string Absolute coordinate
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* @throws Exception
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*/
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public static function absoluteCoordinate($pCoordinateString = 'A1')
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{
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if (strpos($pCoordinateString,':') === false && strpos($pCoordinateString,',') === false) {
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// Create absolute coordinate
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list($column, $row) = PHPExcel_Cell::coordinateFromString($pCoordinateString);
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return '$' . $column . '$' . $row;
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} else {
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throw new Exception("Coordinate string should not be a cell range.");
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}
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}
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/**
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* Split range into coordinate strings
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*
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* @param string $pRange
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* @return array Array containg one or more arrays containing one or two coordinate strings
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*/
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public static function splitRange($pRange = 'A1:A1')
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{
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$exploded = explode(',', $pRange);
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for ($i = 0; $i < count($exploded); ++$i) {
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$exploded[$i] = explode(':', $exploded[$i]);
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}
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return $exploded;
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}
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/**
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* Build range from coordinate strings
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*
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* @param array $pRange Array containg one or more arrays containing one or two coordinate strings
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* @return string String representation of $pRange
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* @throws Exception
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*/
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public static function buildRange($pRange)
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{
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// Verify range
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if (!is_array($pRange) || count($pRange) == 0 || !is_array($pRange[0])) {
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throw new Exception('Range does not contain any information.');
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}
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// Build range
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$imploded = array();
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for ($i = 0; $i < count($pRange); ++$i) {
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$pRange[$i] = implode(':', $pRange[$i]);
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}
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$imploded = implode(',', $pRange);
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return $imploded;
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}
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/**
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* Calculate range boundaries
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*
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* @param string $pRange Cell range (e.g. A1:A1)
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* @return array Range coordinates (Start Cell, End Cell) where Start Cell and End Cell are arrays (Column Number, Row Number)
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*/
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public static function rangeBoundaries($pRange = 'A1:A1')
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{
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// Uppercase coordinate
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$pRange = strtoupper($pRange);
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// Extract range
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if (strpos($pRange, ':') === false) {
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$rangeA = $rangeB = $pRange;
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} else {
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list($rangeA, $rangeB) = explode(':', $pRange);
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}
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// Calculate range outer borders
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$rangeStart = PHPExcel_Cell::coordinateFromString($rangeA);
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$rangeEnd = PHPExcel_Cell::coordinateFromString($rangeB);
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// Translate column into index
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$rangeStart[0] = PHPExcel_Cell::columnIndexFromString($rangeStart[0]);
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$rangeEnd[0] = PHPExcel_Cell::columnIndexFromString($rangeEnd[0]);
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return array($rangeStart, $rangeEnd);
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}
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/**
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* Calculate range dimension
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*
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* @param string $pRange Cell range (e.g. A1:A1)
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* @return array Range dimension (width, height)
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*/
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public static function rangeDimension($pRange = 'A1:A1')
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{
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// Calculate range outer borders
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list($rangeStart,$rangeEnd) = PHPExcel_Cell::rangeBoundaries($pRange);
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|
|
return array( ($rangeEnd[0] - $rangeStart[0] + 1), ($rangeEnd[1] - $rangeStart[1] + 1) );
|
|
}
|
|
|
|
/**
|
|
* Calculate range boundaries
|
|
*
|
|
* @param string $pRange Cell range (e.g. A1:A1)
|
|
* @return array Range boundaries (staring Column, starting Row, Final Column, Final Row)
|
|
*/
|
|
public static function getRangeBoundaries($pRange = 'A1:A1')
|
|
{
|
|
// Uppercase coordinate
|
|
$pRange = strtoupper($pRange);
|
|
|
|
// Extract range
|
|
if (strpos($pRange, ':') === false) {
|
|
$rangeA = $pRange;
|
|
$rangeB = $pRange;
|
|
} else {
|
|
list($rangeA, $rangeB) = explode(':', $pRange);
|
|
}
|
|
|
|
return array( self::coordinateFromString($rangeA), self::coordinateFromString($rangeB));
|
|
}
|
|
|
|
/**
|
|
* Column index from string
|
|
*
|
|
* @param string $pString
|
|
* @return int Column index (base 1 !!!)
|
|
* @throws Exception
|
|
*/
|
|
public static function columnIndexFromString($pString = 'A')
|
|
{
|
|
static $lookup = array(
|
|
'A' => 1, 'B' => 2, 'C' => 3, 'D' => 4, 'E' => 5, 'F' => 6, 'G' => 7, 'H' => 8, 'I' => 9, 'J' => 10, 'K' => 11, 'L' => 12, 'M' => 13,
|
|
'N' => 14, 'O' => 15, 'P' => 16, 'Q' => 17, 'R' => 18, 'S' => 19, 'T' => 20, 'U' => 21, 'V' => 22, 'W' => 23, 'X' => 24, 'Y' => 25, 'Z' => 26
|
|
);
|
|
|
|
if (isset($lookup[$pString]))
|
|
return $lookup[$pString];
|
|
|
|
// Convert to uppercase
|
|
$pString = strtoupper($pString);
|
|
|
|
$strLen = strlen($pString);
|
|
// Convert column to integer
|
|
if ($strLen == 1) {
|
|
return (ord($pString{0}) - 64);
|
|
} elseif ($strLen == 2) {
|
|
return $result = ((1 + (ord($pString{0}) - 65)) * 26) + (ord($pString{1}) - 64);
|
|
} elseif ($strLen == 3) {
|
|
return ((1 + (ord($pString{0}) - 65)) * 676) + ((1 + (ord($pString{1}) - 65)) * 26) + (ord($pString{2}) - 64);
|
|
} else {
|
|
throw new Exception("Column string index can not be " . ($strLen != 0 ? "longer than 3 characters" : "empty") . ".");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* String from columnindex
|
|
*
|
|
* @param int $pColumnIndex Column index (base 0 !!!)
|
|
* @return string
|
|
*/
|
|
public static function stringFromColumnIndex($pColumnIndex = 0)
|
|
{
|
|
// Determine column string
|
|
if ($pColumnIndex < 26) {
|
|
return chr(65 + $pColumnIndex);
|
|
}
|
|
return PHPExcel_Cell::stringFromColumnIndex((int)($pColumnIndex / 26) -1).chr(65 + $pColumnIndex%26) ;
|
|
}
|
|
|
|
/**
|
|
* Extract all cell references in range
|
|
*
|
|
* @param string $pRange Range (e.g. A1 or A1:A10 or A1:A10 A100:A1000)
|
|
* @return array Array containing single cell references
|
|
*/
|
|
public static function extractAllCellReferencesInRange($pRange = 'A1') {
|
|
// Returnvalue
|
|
$returnValue = array();
|
|
|
|
// Explode spaces
|
|
$aExplodeSpaces = explode(' ', str_replace('$', '', strtoupper($pRange)));
|
|
foreach ($aExplodeSpaces as $explodedSpaces) {
|
|
// Single cell?
|
|
if (strpos($explodedSpaces,':') === false && strpos($explodedSpaces,',') === false) {
|
|
$col = 'A';
|
|
$row = 1;
|
|
list($col, $row) = PHPExcel_Cell::coordinateFromString($explodedSpaces);
|
|
|
|
if (strlen($col) <= 2) {
|
|
$returnValue[] = $explodedSpaces;
|
|
}
|
|
|
|
continue;
|
|
}
|
|
|
|
// Range...
|
|
$range = PHPExcel_Cell::splitRange($explodedSpaces);
|
|
for ($i = 0; $i < count($range); ++$i) {
|
|
// Single cell?
|
|
if (count($range[$i]) == 1) {
|
|
$col = 'A';
|
|
$row = 1;
|
|
list($col, $row) = PHPExcel_Cell::coordinateFromString($range[$i]);
|
|
|
|
if (strlen($col) <= 2) {
|
|
$returnValue[] = $explodedSpaces;
|
|
}
|
|
}
|
|
|
|
// Range...
|
|
$rangeStart = $rangeEnd = '';
|
|
$startingCol = $startingRow = $endingCol = $endingRow = 0;
|
|
|
|
list($rangeStart, $rangeEnd) = $range[$i];
|
|
list($startingCol, $startingRow) = PHPExcel_Cell::coordinateFromString($rangeStart);
|
|
list($endingCol, $endingRow) = PHPExcel_Cell::coordinateFromString($rangeEnd);
|
|
|
|
// Conversions...
|
|
$startingCol = PHPExcel_Cell::columnIndexFromString($startingCol);
|
|
$endingCol = PHPExcel_Cell::columnIndexFromString($endingCol);
|
|
|
|
// Current data
|
|
$currentCol = --$startingCol;
|
|
$currentRow = $startingRow;
|
|
|
|
// Loop cells
|
|
while ($currentCol < $endingCol) {
|
|
$loopColumn = PHPExcel_Cell::stringFromColumnIndex($currentCol);
|
|
while ($currentRow <= $endingRow) {
|
|
$returnValue[] = $loopColumn.$currentRow;
|
|
++$currentRow;
|
|
}
|
|
++$currentCol;
|
|
$currentRow = $startingRow;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Return value
|
|
return $returnValue;
|
|
}
|
|
|
|
/**
|
|
* Compare 2 cells
|
|
*
|
|
* @param PHPExcel_Cell $a Cell a
|
|
* @param PHPExcel_Cell $a 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->_row < $b->_row) {
|
|
return -1;
|
|
} elseif ($a->_row > $b->_row) {
|
|
return 1;
|
|
} elseif (PHPExcel_Cell::columnIndexFromString($a->_column) < PHPExcel_Cell::columnIndexFromString($b->_column)) {
|
|
return -1;
|
|
} else {
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get value binder to use
|
|
*
|
|
* @return PHPExcel_Cell_IValueBinder
|
|
*/
|
|
public static function getValueBinder() {
|
|
if (is_null(self::$_valueBinder)) {
|
|
self::$_valueBinder = new PHPExcel_Cell_DefaultValueBinder();
|
|
}
|
|
|
|
return self::$_valueBinder;
|
|
}
|
|
|
|
/**
|
|
* Set value binder to use
|
|
*
|
|
* @param PHPExcel_Cell_IValueBinder $binder
|
|
* @throws Exception
|
|
*/
|
|
public static function setValueBinder(PHPExcel_Cell_IValueBinder $binder = null) {
|
|
if (is_null($binder)) {
|
|
throw new 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 $this->notifyCacheController();
|
|
}
|
|
|
|
|
|
public function setFormulaAttributes($pAttributes)
|
|
{
|
|
$this->_formulaAttributes = $pAttributes;
|
|
return $this;
|
|
}
|
|
|
|
public function getFormulaAttributes()
|
|
{
|
|
return $this->_formulaAttributes;
|
|
}
|
|
|
|
}
|
|
|