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Diffstat (limited to '')
| -rw-r--r-- | admin/survey/excel/PHPExcel/Cell.php | 972 |
1 files changed, 0 insertions, 972 deletions
diff --git a/admin/survey/excel/PHPExcel/Cell.php b/admin/survey/excel/PHPExcel/Cell.php deleted file mode 100644 index d0f5231..0000000 --- a/admin/survey/excel/PHPExcel/Cell.php +++ /dev/null @@ -1,972 +0,0 @@ -<?php
-/**
- * PHPExcel
- *
- * Copyright (c) 2006 - 2012 PHPExcel
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * @category PHPExcel
- * @package PHPExcel_Cell
- * @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
- * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
- * @version 1.7.8, 2012-10-12
- */
-
-
-/**
- * PHPExcel_Cell
- *
- * @category PHPExcel
- * @package PHPExcel_Cell
- * @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
- */
-class PHPExcel_Cell
-{
-
- /**
- * Default range variable constant
- *
- * @var string
- */
- const DEFAULT_RANGE = 'A1:A1';
-
- /**
- * Value binder to use
- *
- * @var PHPExcel_Cell_IValueBinder
- */
- private static $_valueBinder = NULL;
-
- /**
- * Column of the cell
- *
- * @var string
- */
- private $_column;
-
- /**
- * Row of the cell
- *
- * @var int
- */
- private $_row;
-
- /**
- * Value of the cell
- *
- * @var mixed
- */
- private $_value;
-
- /**
- * Calculated value of the cell (used for caching)
- * This returns the value last calculated by MS Excel or whichever spreadsheet program was used to
- * create the original spreadsheet file.
- * Note that this value is not guaranteed to reflect the actual calculated value because it is
- * possible that auto-calculation was disabled in the original spreadsheet, and underlying data
- * values used by the formula have changed since it was last calculated.
- *
- * @var mixed
- */
- private $_calculatedValue = NULL;
-
- /**
- * Type of the cell data
- *
- * @var string
- */
- private $_dataType;
-
- /**
- * Parent worksheet
- *
- * @var PHPExcel_Worksheet
- */
- private $_parent;
-
- /**
- * Index to cellXf
- *
- * @var int
- */
- private $_xfIndex;
-
- /**
- * Attributes of the formula
- *
- */
- private $_formulaAttributes;
-
-
- /**
- * Send notification to the cache controller
- *
- * @return void
- **/
- public function notifyCacheController() {
- $this->_parent->getCellCacheController()->updateCacheData($this);
- return $this;
- }
-
- public function detach() {
- $this->_parent = NULL;
- }
-
- public function attach($parent) {
- $this->_parent = $parent;
- }
-
-
- /**
- * Create a new Cell
- *
- * @param string $pColumn
- * @param int $pRow
- * @param mixed $pValue
- * @param string $pDataType
- * @param PHPExcel_Worksheet $pSheet
- * @throws PHPExcel_Exception
- */
- public function __construct($pColumn = 'A', $pRow = 1, $pValue = NULL, $pDataType = NULL, PHPExcel_Worksheet $pSheet = NULL)
- {
- // Initialise cell coordinate
- $this->_column = strtoupper($pColumn);
- $this->_row = $pRow;
-
- // Initialise cell value
- $this->_value = $pValue;
-
- // Set worksheet
- $this->_parent = $pSheet;
-
- // Set datatype?
- if ($pDataType !== NULL) {
- if ($pDataType == PHPExcel_Cell_DataType::TYPE_STRING2)
- $pDataType = PHPExcel_Cell_DataType::TYPE_STRING;
- $this->_dataType = $pDataType;
- } else {
- if (!self::getValueBinder()->bindValue($this, $pValue)) {
- throw new PHPExcel_Exception("Value could not be bound to cell.");
- }
- }
-
- // set default index to cellXf
- $this->_xfIndex = 0;
- }
-
- /**
- * Get cell coordinate column
- *
- * @return string
- */
- public function getColumn()
- {
- return $this->_column;
- }
-
- /**
- * Get cell coordinate row
- *
- * @return int
- */
- public function getRow()
- {
- return $this->_row;
- }
-
- /**
- * Get cell coordinate
- *
- * @return string
- */
- public function getCoordinate()
- {
- return $this->_column . $this->_row;
- }
-
- /**
- * Get cell value
- *
- * @return mixed
- */
- public function getValue()
- {
- return $this->_value;
- }
-
- /**
- * Get cell value with formatting
- *
- * @return string
- */
- public function getFormattedValue()
- {
- return (string) PHPExcel_Style_NumberFormat::toFormattedString(
- $this->getCalculatedValue(),
- $this->_parent->getParent()->getCellXfByIndex($this->getXfIndex())
- ->getNumberFormat()->getFormatCode()
- );
- }
-
- /**
- * Set cell value
- *
- * Sets the value for a cell, automatically determining the datatype using the value binder
- *
- * @param mixed $pValue Value
- * @return PHPExcel_Cell
- * @throws PHPExcel_Exception
- */
- public function setValue($pValue = NULL)
- {
- if (!self::getValueBinder()->bindValue($this, $pValue)) {
- throw new PHPExcel_Exception("Value could not be bound to cell.");
- }
- return $this;
- }
-
- /**
- * Set the value for a cell, with the explicit data type passed to the method (bypassing any use of the value binder)
- *
- * @param mixed $pValue Value
- * @param string $pDataType Explicit data type
- * @return PHPExcel_Cell
- * @throws PHPExcel_Exception
- */
- public function setValueExplicit($pValue = NULL, $pDataType = PHPExcel_Cell_DataType::TYPE_STRING)
- {
- // set the value according to data type
- switch ($pDataType) {
- case PHPExcel_Cell_DataType::TYPE_STRING2:
- $pDataType = PHPExcel_Cell_DataType::TYPE_STRING;
- case PHPExcel_Cell_DataType::TYPE_STRING:
- case PHPExcel_Cell_DataType::TYPE_NULL:
- case PHPExcel_Cell_DataType::TYPE_INLINE:
- $this->_value = PHPExcel_Cell_DataType::checkString($pValue);
- break;
- case PHPExcel_Cell_DataType::TYPE_NUMERIC:
- $this->_value = (float)$pValue;
- break;
- case PHPExcel_Cell_DataType::TYPE_FORMULA:
- $this->_value = (string)$pValue;
- break;
- case PHPExcel_Cell_DataType::TYPE_BOOL:
- $this->_value = (bool)$pValue;
- break;
- case PHPExcel_Cell_DataType::TYPE_ERROR:
- $this->_value = PHPExcel_Cell_DataType::checkErrorCode($pValue);
- break;
- default:
- throw new PHPExcel_Exception('Invalid datatype: ' . $pDataType);
- break;
- }
-
- // set the datatype
- $this->_dataType = $pDataType;
-
- return $this->notifyCacheController();
- }
-
- /**
- * Get calculated cell value
- *
- * @deprecated Since version 1.7.8 for planned changes to cell for array formula handling
- *
- * @return mixed
- * @throws PHPExcel_Exception
- */
- public function getCalculatedValue($resetLog = TRUE)
- {
-// echo 'Cell '.$this->getCoordinate().' value is a '.$this->_dataType.' with a value of '.$this->getValue().'<br />';
- if ($this->_dataType == PHPExcel_Cell_DataType::TYPE_FORMULA) {
- try {
-// echo 'Cell value for '.$this->getCoordinate().' is a formula: Calculating value<br />';
- $result = PHPExcel_Calculation::getInstance()->calculateCellValue($this,$resetLog);
-// echo $this->getCoordinate().' calculation result is '.$result.'<br />';
- } catch ( Exception $ex ) {
- if (($ex->getMessage() === 'Unable to access External Workbook') && ($this->_calculatedValue !== NULL)) {
-// echo 'Returning fallback value of '.$this->_calculatedValue.' for cell '.$this->getCoordinate().'<br />';
- return $this->_calculatedValue; // Fallback for calculations referencing external files.
- }
-// echo 'Calculation Exception: '.$ex->getMessage().'<br />';
- $result = '#N/A';
- throw(
- new PHPExcel_Exception(
- $this->getParent()->getTitle().'!'.$this->getCoordinate().' -> '.$ex->getMessage()
- )
- );
- }
-
- if ($result === '#Not Yet Implemented') {
-// echo 'Returning fallback value of '.$this->_calculatedValue.' for cell '.$this->getCoordinate().'<br />';
- return $this->_calculatedValue; // Fallback if calculation engine does not support the formula.
- }
-// echo 'Returning calculated value of '.$result.' for cell '.$this->getCoordinate().'<br />';
- return $result;
- }
-
-// if ($this->_value === NULL) {
-// echo 'Cell '.$this->getCoordinate().' has no value, formula or otherwise<br />';
-// return NULL;
-// }
-// echo 'Cell value for '.$this->getCoordinate().' is not a formula: Returning data value of '.$this->_value.'<br />';
- return $this->_value;
- }
-
- /**
- * Set old calculated value (cached)
- *
- * @param mixed $pValue Value
- * @return PHPExcel_Cell
- */
- public function setCalculatedValue($pValue = NULL)
- {
- if ($pValue !== NULL) {
- $this->_calculatedValue = (is_numeric($pValue)) ? (float) $pValue : $pValue;
- }
-
- return $this->notifyCacheController();
- }
-
- /**
- * Get old calculated value (cached)
- * This returns the value last calculated by MS Excel or whichever spreadsheet program was used to
- * create the original spreadsheet file.
- * Note that this value is not guaranteed to refelect the actual calculated value because it is
- * possible that auto-calculation was disabled in the original spreadsheet, and underlying data
- * values used by the formula have changed since it was last calculated.
- *
- * @return mixed
- */
- public function getOldCalculatedValue()
- {
- return $this->_calculatedValue;
- }
-
- /**
- * Get cell data type
- *
- * @return string
- */
- public function getDataType()
- {
- return $this->_dataType;
- }
-
- /**
- * Set cell data type
- *
- * @param string $pDataType
- * @return PHPExcel_Cell
- */
- public function setDataType($pDataType = PHPExcel_Cell_DataType::TYPE_STRING)
- {
- if ($pDataType == PHPExcel_Cell_DataType::TYPE_STRING2)
- $pDataType = PHPExcel_Cell_DataType::TYPE_STRING;
-
- $this->_dataType = $pDataType;
-
- return $this->notifyCacheController();
- }
-
- /**
- * Does this cell contain Data validation rules?
- *
- * @return boolean
- * @throws PHPExcel_Exception
- */
- public function hasDataValidation()
- {
- if (!isset($this->_parent)) {
- throw new PHPExcel_Exception('Cannot check for data validation when cell is not bound to a worksheet');
- }
-
- return $this->_parent->dataValidationExists($this->getCoordinate());
- }
-
- /**
- * Get Data validation rules
- *
- * @return PHPExcel_Cell_DataValidation
- * @throws PHPExcel_Exception
- */
- public function getDataValidation()
- {
- if (!isset($this->_parent)) {
- throw new PHPExcel_Exception('Cannot get data validation for cell that is not bound to a worksheet');
- }
-
- return $this->_parent->getDataValidation($this->getCoordinate());
- }
-
- /**
- * Set Data validation rules
- *
- * @param PHPExcel_Cell_DataValidation $pDataValidation
- * @return PHPExcel_Cell
- * @throws PHPExcel_Exception
- */
- public function setDataValidation(PHPExcel_Cell_DataValidation $pDataValidation = NULL)
- {
- if (!isset($this->_parent)) {
- throw new PHPExcel_Exception('Cannot set data validation for cell that is not bound to a worksheet');
- }
-
- $this->_parent->setDataValidation($this->getCoordinate(), $pDataValidation);
-
- return $this->notifyCacheController();
- }
-
- /**
- * Does this cell contain a Hyperlink?
- *
- * @return boolean
- * @throws PHPExcel_Exception
- */
- public function hasHyperlink()
- {
- if (!isset($this->_parent)) {
- throw new PHPExcel_Exception('Cannot check for hyperlink when cell is not bound to a worksheet');
- }
-
- return $this->_parent->hyperlinkExists($this->getCoordinate());
- }
-
- /**
- * Get Hyperlink
- *
- * @return PHPExcel_Cell_Hyperlink
- * @throws PHPExcel_Exception
- */
- public function getHyperlink()
- {
- if (!isset($this->_parent)) {
- throw new PHPExcel_Exception('Cannot get hyperlink for cell that is not bound to a worksheet');
- }
-
- return $this->_parent->getHyperlink($this->getCoordinate());
- }
-
- /**
- * Set Hyperlink
- *
- * @param PHPExcel_Cell_Hyperlink $pHyperlink
- * @return PHPExcel_Cell
- * @throws PHPExcel_Exception
- */
- public function setHyperlink(PHPExcel_Cell_Hyperlink $pHyperlink = NULL)
- {
- if (!isset($this->_parent)) {
- throw new PHPExcel_Exception('Cannot set hyperlink for cell that is not bound to a worksheet');
- }
-
- $this->_parent->setHyperlink($this->getCoordinate(), $pHyperlink);
-
- return $this->notifyCacheController();
- }
-
- /**
- * Get parent worksheet
- *
- * @return PHPExcel_Worksheet
- */
- public function getParent() {
- return $this->_parent;
- }
-
- /**
- * Re-bind parent
- *
- * @param PHPExcel_Worksheet $parent
- * @return PHPExcel_Cell
- */
- public function rebindParent(PHPExcel_Worksheet $parent) {
- $this->_parent = $parent;
-
- return $this->notifyCacheController();
- }
-
- /**
- * Is cell in a specific range?
- *
- * @param string $pRange Cell range (e.g. A1:A1)
- * @return boolean
- */
- public function isInRange($pRange = 'A1:A1')
- {
- list($rangeStart,$rangeEnd) = self::rangeBoundaries($pRange);
-
- // Translate properties
- $myColumn = self::columnIndexFromString($this->getColumn());
- $myRow = $this->getRow();
-
- // Verify if cell is in range
- return (($rangeStart[0] <= $myColumn) && ($rangeEnd[0] >= $myColumn) &&
- ($rangeStart[1] <= $myRow) && ($rangeEnd[1] >= $myRow)
- );
- }
-
- /**
- * Coordinate from string
- *
- * @param string $pCoordinateString
- * @return array Array containing column and row (indexes 0 and 1)
- * @throws PHPExcel_Exception
- */
- public static function coordinateFromString($pCoordinateString = 'A1')
- {
- if (preg_match("/^([$]?[A-Z]{1,3})([$]?\d{1,7})$/", $pCoordinateString, $matches)) {
- return array($matches[1],$matches[2]);
- } elseif ((strpos($pCoordinateString,':') !== FALSE) || (strpos($pCoordinateString,',') !== FALSE)) {
- throw new PHPExcel_Exception('Cell coordinate string can not be a range of cells');
- } elseif ($pCoordinateString == '') {
- throw new PHPExcel_Exception('Cell coordinate can not be zero-length string');
- }
-
- throw new PHPExcel_Exception('Invalid cell coordinate '.$pCoordinateString);
- }
-
- /**
- * Make string row, column or cell coordinate absolute
- *
- * @param string $pCoordinateString e.g. 'A' or '1' or 'A1'
- * Note that this value can be a row or column reference as well as a cell reference
- * @return string Absolute coordinate e.g. '$A' or '$1' or '$A$1'
- * @throws PHPExcel_Exception
- */
- public static function absoluteReference($pCoordinateString = 'A1')
- {
- if (strpos($pCoordinateString,':') === FALSE && strpos($pCoordinateString,',') === FALSE) {
- // Split out any worksheet name from the reference
- $worksheet = '';
- $cellAddress = explode('!',$pCoordinateString);
- if (count($cellAddress) > 1) {
- list($worksheet,$pCoordinateString) = $cellAddress;
- }
- if ($worksheet > '') $worksheet .= '!';
-
- // Create absolute coordinate
- if (ctype_digit($pCoordinateString)) {
- return $worksheet . '$' . $pCoordinateString;
- } elseif (ctype_alpha($pCoordinateString)) {
- return $worksheet . '$' . strtoupper($pCoordinateString);
- }
- return $worksheet . self::absoluteCoordinate($pCoordinateString);
- }
-
- throw new PHPExcel_Exception('Cell coordinate string can not be a range of cells');
- }
-
- /**
- * Make string coordinate absolute
- *
- * @param string $pCoordinateString e.g. 'A1'
- * @return string Absolute coordinate e.g. '$A$1'
- * @throws PHPExcel_Exception
- */
- public static function absoluteCoordinate($pCoordinateString = 'A1')
- {
- if (strpos($pCoordinateString,':') === FALSE && strpos($pCoordinateString,',') === FALSE) {
- // Split out any worksheet name from the coordinate
- $worksheet = '';
- $cellAddress = explode('!',$pCoordinateString);
- if (count($cellAddress) > 1) {
- list($worksheet,$pCoordinateString) = $cellAddress;
- }
- if ($worksheet > '') $worksheet .= '!';
-
- // Create absolute coordinate
- list($column, $row) = self::coordinateFromString($pCoordinateString);
- $column = ltrim($column,'$');
- $row = ltrim($row,'$');
- return $worksheet . '$' . $column . '$' . $row;
- }
-
- throw new PHPExcel_Exception('Cell coordinate string can not be a range of cells');
- }
-
- /**
- * Split range into coordinate strings
- *
- * @param string $pRange e.g. 'B4:D9' or 'B4:D9,H2:O11' or 'B4'
- * @return array Array containg one or more arrays containing one or two coordinate strings
- * e.g. array('B4','D9') or array(array('B4','D9'),array('H2','O11'))
- * or array('B4')
- */
- public static function splitRange($pRange = 'A1:A1')
- {
- // Ensure $pRange is a valid range
- if(empty($pRange)) {
- $pRange = self::DEFAULT_RANGE;
- }
-
- $exploded = explode(',', $pRange);
- $counter = count($exploded);
- for ($i = 0; $i < $counter; ++$i) {
- $exploded[$i] = explode(':', $exploded[$i]);
- }
- return $exploded;
- }
-
- /**
- * Build range from coordinate strings
- *
- * @param array $pRange Array containg one or more arrays containing one or two coordinate strings
- * @return string String representation of $pRange
- * @throws PHPExcel_Exception
- */
- public static function buildRange($pRange)
- {
- // Verify range
- if (!is_array($pRange) || empty($pRange) || !is_array($pRange[0])) {
- throw new PHPExcel_Exception('Range does not contain any information');
- }
-
- // Build range
- $imploded = array();
- $counter = count($pRange);
- for ($i = 0; $i < $counter; ++$i) {
- $pRange[$i] = implode(':', $pRange[$i]);
- }
- $imploded = implode(',', $pRange);
-
- return $imploded;
- }
-
- /**
- * Calculate range boundaries
- *
- * @param string $pRange Cell range (e.g. A1:A1)
- * @return array Range coordinates array(Start Cell, End Cell)
- * where Start Cell and End Cell are arrays (Column Number, Row Number)
- */
- public static function rangeBoundaries($pRange = 'A1:A1')
- {
- // Ensure $pRange is a valid range
- if(empty($pRange)) {
- $pRange = self::DEFAULT_RANGE;
- }
-
- // Uppercase coordinate
- $pRange = strtoupper($pRange);
-
- // Extract range
- if (strpos($pRange, ':') === FALSE) {
- $rangeA = $rangeB = $pRange;
- } else {
- list($rangeA, $rangeB) = explode(':', $pRange);
- }
-
- // Calculate range outer borders
- $rangeStart = self::coordinateFromString($rangeA);
- $rangeEnd = self::coordinateFromString($rangeB);
-
- // Translate column into index
- $rangeStart[0] = self::columnIndexFromString($rangeStart[0]);
- $rangeEnd[0] = self::columnIndexFromString($rangeEnd[0]);
-
- return array($rangeStart, $rangeEnd);
- }
-
- /**
- * Calculate range dimension
- *
- * @param string $pRange Cell range (e.g. A1:A1)
- * @return array Range dimension (width, height)
- */
- public static function rangeDimension($pRange = 'A1:A1')
- {
- // Calculate range outer borders
- list($rangeStart,$rangeEnd) = self::rangeBoundaries($pRange);
-
- return array( ($rangeEnd[0] - $rangeStart[0] + 1), ($rangeEnd[1] - $rangeStart[1] + 1) );
- }
-
- /**
- * Calculate range boundaries
- *
- * @param string $pRange Cell range (e.g. A1:A1)
- * @return array Range coordinates array(Start Cell, End Cell)
- * where Start Cell and End Cell are arrays (Column ID, Row Number)
- */
- public static function getRangeBoundaries($pRange = 'A1:A1')
- {
- // Ensure $pRange is a valid range
- if(empty($pRange)) {
- $pRange = self::DEFAULT_RANGE;
- }
-
- // Uppercase coordinate
- $pRange = strtoupper($pRange);
-
- // Extract range
- if (strpos($pRange, ':') === FALSE) {
- $rangeA = $rangeB = $pRange;
- } else {
- list($rangeA, $rangeB) = explode(':', $pRange);
- }
-
- return array( self::coordinateFromString($rangeA), self::coordinateFromString($rangeB));
- }
-
- /**
- * Column index from string
- *
- * @param string $pString
- * @return int Column index (base 1 !!!)
- * @throws Exception
- */
- public static function columnIndexFromString($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) = $range;
- list($startCol, $startRow) = sscanf($rangeStart,'%[A-Z]%d');
- list($endCol, $endRow) = sscanf($rangeEnd,'%[A-Z]%d');
- $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 $coord) {
- list($column,$row) = sscanf($coord,'%[A-Z]%d');
- $sortKeys[sprintf('%3s%09d',$column,$row)] = $coord;
- }
- ksort($sortKeys);
-
- // Return value
- return array_values($sortKeys);
- }
-
- /**
- * Compare 2 cells
- *
- * @param PHPExcel_Cell $a Cell a
- * @param PHPExcel_Cell $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 > $b->_row) {
- return 1;
- } elseif (self::columnIndexFromString($a->_column) < self::columnIndexFromString($b->_column)) {
- return -1;
- } else {
- return 1;
- }
- }
-
- /**
- * Get value binder to use
- *
- * @return PHPExcel_Cell_IValueBinder
- */
- public static function getValueBinder() {
- if (self::$_valueBinder === NULL) {
- self::$_valueBinder = new PHPExcel_Cell_DefaultValueBinder();
- }
-
- return self::$_valueBinder;
- }
-
- /**
- * Set value binder to use
- *
- * @param PHPExcel_Cell_IValueBinder $binder
- * @throws Exception
- */
- public static function setValueBinder(PHPExcel_Cell_IValueBinder $binder = NULL) {
- if ($binder === NULL) {
- 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 $this->notifyCacheController();
- }
-
- /**
- * @deprecated Since version 1.7.8 for planned changes to cell for array formula handling
- */
- public function setFormulaAttributes($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();
- }
-
-}
-
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