1039 lines
48 KiB
PHP
1039 lines
48 KiB
PHP
<?php
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namespace PhpOffice\PhpSpreadsheet;
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use PhpOffice\PhpSpreadsheet\Calculation\Calculation;
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use PhpOffice\PhpSpreadsheet\Cell\Coordinate;
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use PhpOffice\PhpSpreadsheet\Cell\DataType;
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use PhpOffice\PhpSpreadsheet\Worksheet\Worksheet;
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class ReferenceHelper
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{
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/** Constants */
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/** Regular Expressions */
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const REFHELPER_REGEXP_CELLREF = '((\w*|\'[^!]*\')!)?(?<![:a-z\$])(\$?[a-z]{1,3}\$?\d+)(?=[^:!\d\'])';
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const REFHELPER_REGEXP_CELLRANGE = '((\w*|\'[^!]*\')!)?(\$?[a-z]{1,3}\$?\d+):(\$?[a-z]{1,3}\$?\d+)';
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const REFHELPER_REGEXP_ROWRANGE = '((\w*|\'[^!]*\')!)?(\$?\d+):(\$?\d+)';
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const REFHELPER_REGEXP_COLRANGE = '((\w*|\'[^!]*\')!)?(\$?[a-z]{1,3}):(\$?[a-z]{1,3})';
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/**
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* Instance of this class.
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*
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* @var ReferenceHelper
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*/
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private static $instance;
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/**
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* Get an instance of this class.
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*
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* @return ReferenceHelper
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*/
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public static function getInstance()
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{
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if (!isset(self::$instance) || (self::$instance === null)) {
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self::$instance = new self();
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}
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return self::$instance;
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}
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/**
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* Create a new ReferenceHelper.
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*/
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protected function __construct()
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{
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}
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/**
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* Compare two column addresses
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* Intended for use as a Callback function for sorting column addresses by column.
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*
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* @param string $a First column to test (e.g. 'AA')
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* @param string $b Second column to test (e.g. 'Z')
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*
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* @return int
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*/
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public static function columnSort($a, $b)
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{
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return strcasecmp(strlen($a) . $a, strlen($b) . $b);
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}
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/**
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* Compare two column addresses
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* Intended for use as a Callback function for reverse sorting column addresses by column.
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*
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* @param string $a First column to test (e.g. 'AA')
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* @param string $b Second column to test (e.g. 'Z')
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*
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* @return int
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*/
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public static function columnReverseSort($a, $b)
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{
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return 1 - strcasecmp(strlen($a) . $a, strlen($b) . $b);
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}
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/**
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* Compare two cell addresses
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* Intended for use as a Callback function for sorting cell addresses by column and row.
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*
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* @param string $a First cell to test (e.g. 'AA1')
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* @param string $b Second cell to test (e.g. 'Z1')
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*
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* @return int
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*/
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public static function cellSort($a, $b)
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{
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[$ac, $ar] = sscanf($a, '%[A-Z]%d');
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[$bc, $br] = sscanf($b, '%[A-Z]%d');
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if ($ar === $br) {
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return strcasecmp(strlen($ac) . $ac, strlen($bc) . $bc);
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}
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return ($ar < $br) ? -1 : 1;
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}
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/**
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* Compare two cell addresses
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* Intended for use as a Callback function for sorting cell addresses by column and row.
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*
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* @param string $a First cell to test (e.g. 'AA1')
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* @param string $b Second cell to test (e.g. 'Z1')
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*
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* @return int
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*/
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public static function cellReverseSort($a, $b)
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{
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[$ac, $ar] = sscanf($a, '%[A-Z]%d');
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[$bc, $br] = sscanf($b, '%[A-Z]%d');
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if ($ar === $br) {
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return 1 - strcasecmp(strlen($ac) . $ac, strlen($bc) . $bc);
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}
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return ($ar < $br) ? 1 : -1;
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}
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/**
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* Test whether a cell address falls within a defined range of cells.
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*
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* @param string $cellAddress Address of the cell we're testing
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* @param int $beforeRow Number of the row we're inserting/deleting before
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* @param int $pNumRows Number of rows to insert/delete (negative values indicate deletion)
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* @param int $beforeColumnIndex Index number of the column we're inserting/deleting before
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* @param int $pNumCols Number of columns to insert/delete (negative values indicate deletion)
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*
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* @return bool
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*/
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private static function cellAddressInDeleteRange($cellAddress, $beforeRow, $pNumRows, $beforeColumnIndex, $pNumCols)
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{
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[$cellColumn, $cellRow] = Coordinate::coordinateFromString($cellAddress);
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$cellColumnIndex = Coordinate::columnIndexFromString($cellColumn);
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// Is cell within the range of rows/columns if we're deleting
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if (
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$pNumRows < 0 &&
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($cellRow >= ($beforeRow + $pNumRows)) &&
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($cellRow < $beforeRow)
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) {
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return true;
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} elseif (
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$pNumCols < 0 &&
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($cellColumnIndex >= ($beforeColumnIndex + $pNumCols)) &&
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($cellColumnIndex < $beforeColumnIndex)
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) {
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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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* Update page breaks when inserting/deleting rows/columns.
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*
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* @param Worksheet $pSheet The worksheet that we're editing
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* @param string $pBefore Insert/Delete before this cell address (e.g. 'A1')
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* @param int $beforeColumnIndex Index number of the column we're inserting/deleting before
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* @param int $pNumCols Number of columns to insert/delete (negative values indicate deletion)
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* @param int $beforeRow Number of the row we're inserting/deleting before
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* @param int $pNumRows Number of rows to insert/delete (negative values indicate deletion)
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*/
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protected function adjustPageBreaks(Worksheet $pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows): void
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{
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$aBreaks = $pSheet->getBreaks();
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($pNumCols > 0 || $pNumRows > 0) ?
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uksort($aBreaks, ['self', 'cellReverseSort']) : uksort($aBreaks, ['self', 'cellSort']);
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foreach ($aBreaks as $key => $value) {
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if (self::cellAddressInDeleteRange($key, $beforeRow, $pNumRows, $beforeColumnIndex, $pNumCols)) {
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// If we're deleting, then clear any defined breaks that are within the range
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// of rows/columns that we're deleting
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$pSheet->setBreak($key, Worksheet::BREAK_NONE);
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} else {
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// Otherwise update any affected breaks by inserting a new break at the appropriate point
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// and removing the old affected break
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$newReference = $this->updateCellReference($key, $pBefore, $pNumCols, $pNumRows);
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if ($key != $newReference) {
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$pSheet->setBreak($newReference, $value)
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->setBreak($key, Worksheet::BREAK_NONE);
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}
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}
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}
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}
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/**
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* Update cell comments when inserting/deleting rows/columns.
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*
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* @param Worksheet $pSheet The worksheet that we're editing
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* @param string $pBefore Insert/Delete before this cell address (e.g. 'A1')
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* @param int $beforeColumnIndex Index number of the column we're inserting/deleting before
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* @param int $pNumCols Number of columns to insert/delete (negative values indicate deletion)
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* @param int $beforeRow Number of the row we're inserting/deleting before
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* @param int $pNumRows Number of rows to insert/delete (negative values indicate deletion)
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*/
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protected function adjustComments($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows): void
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{
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$aComments = $pSheet->getComments();
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$aNewComments = []; // the new array of all comments
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foreach ($aComments as $key => &$value) {
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// Any comments inside a deleted range will be ignored
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if (!self::cellAddressInDeleteRange($key, $beforeRow, $pNumRows, $beforeColumnIndex, $pNumCols)) {
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// Otherwise build a new array of comments indexed by the adjusted cell reference
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$newReference = $this->updateCellReference($key, $pBefore, $pNumCols, $pNumRows);
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$aNewComments[$newReference] = $value;
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}
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}
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// Replace the comments array with the new set of comments
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$pSheet->setComments($aNewComments);
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}
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/**
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* Update hyperlinks when inserting/deleting rows/columns.
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*
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* @param Worksheet $pSheet The worksheet that we're editing
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* @param string $pBefore Insert/Delete before this cell address (e.g. 'A1')
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* @param int $beforeColumnIndex Index number of the column we're inserting/deleting before
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* @param int $pNumCols Number of columns to insert/delete (negative values indicate deletion)
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* @param int $beforeRow Number of the row we're inserting/deleting before
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* @param int $pNumRows Number of rows to insert/delete (negative values indicate deletion)
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*/
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protected function adjustHyperlinks($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows): void
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{
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$aHyperlinkCollection = $pSheet->getHyperlinkCollection();
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($pNumCols > 0 || $pNumRows > 0) ?
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uksort($aHyperlinkCollection, ['self', 'cellReverseSort']) : uksort($aHyperlinkCollection, ['self', 'cellSort']);
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foreach ($aHyperlinkCollection as $key => $value) {
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$newReference = $this->updateCellReference($key, $pBefore, $pNumCols, $pNumRows);
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if ($key != $newReference) {
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$pSheet->setHyperlink($newReference, $value);
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$pSheet->setHyperlink($key, null);
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}
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}
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}
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/**
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* Update data validations when inserting/deleting rows/columns.
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*
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* @param Worksheet $pSheet The worksheet that we're editing
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* @param string $pBefore Insert/Delete before this cell address (e.g. 'A1')
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* @param int $beforeColumnIndex Index number of the column we're inserting/deleting before
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* @param int $pNumCols Number of columns to insert/delete (negative values indicate deletion)
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* @param int $beforeRow Number of the row we're inserting/deleting before
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* @param int $pNumRows Number of rows to insert/delete (negative values indicate deletion)
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*/
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protected function adjustDataValidations($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows): void
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{
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$aDataValidationCollection = $pSheet->getDataValidationCollection();
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($pNumCols > 0 || $pNumRows > 0) ?
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uksort($aDataValidationCollection, ['self', 'cellReverseSort']) : uksort($aDataValidationCollection, ['self', 'cellSort']);
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foreach ($aDataValidationCollection as $key => $value) {
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$newReference = $this->updateCellReference($key, $pBefore, $pNumCols, $pNumRows);
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if ($key != $newReference) {
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$pSheet->setDataValidation($newReference, $value);
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$pSheet->setDataValidation($key, null);
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}
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}
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}
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/**
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* Update merged cells when inserting/deleting rows/columns.
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*
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* @param Worksheet $pSheet The worksheet that we're editing
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* @param string $pBefore Insert/Delete before this cell address (e.g. 'A1')
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* @param int $beforeColumnIndex Index number of the column we're inserting/deleting before
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* @param int $pNumCols Number of columns to insert/delete (negative values indicate deletion)
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* @param int $beforeRow Number of the row we're inserting/deleting before
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* @param int $pNumRows Number of rows to insert/delete (negative values indicate deletion)
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*/
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protected function adjustMergeCells($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows): void
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{
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$aMergeCells = $pSheet->getMergeCells();
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$aNewMergeCells = []; // the new array of all merge cells
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foreach ($aMergeCells as $key => &$value) {
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$newReference = $this->updateCellReference($key, $pBefore, $pNumCols, $pNumRows);
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$aNewMergeCells[$newReference] = $newReference;
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}
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$pSheet->setMergeCells($aNewMergeCells); // replace the merge cells array
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}
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/**
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* Update protected cells when inserting/deleting rows/columns.
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*
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* @param Worksheet $pSheet The worksheet that we're editing
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* @param string $pBefore Insert/Delete before this cell address (e.g. 'A1')
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* @param int $beforeColumnIndex Index number of the column we're inserting/deleting before
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* @param int $pNumCols Number of columns to insert/delete (negative values indicate deletion)
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* @param int $beforeRow Number of the row we're inserting/deleting before
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* @param int $pNumRows Number of rows to insert/delete (negative values indicate deletion)
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*/
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protected function adjustProtectedCells($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows): void
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{
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$aProtectedCells = $pSheet->getProtectedCells();
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($pNumCols > 0 || $pNumRows > 0) ?
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uksort($aProtectedCells, ['self', 'cellReverseSort']) : uksort($aProtectedCells, ['self', 'cellSort']);
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foreach ($aProtectedCells as $key => $value) {
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$newReference = $this->updateCellReference($key, $pBefore, $pNumCols, $pNumRows);
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if ($key != $newReference) {
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$pSheet->protectCells($newReference, $value, true);
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$pSheet->unprotectCells($key);
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}
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}
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}
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/**
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* Update column dimensions when inserting/deleting rows/columns.
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*
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* @param Worksheet $pSheet The worksheet that we're editing
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* @param string $pBefore Insert/Delete before this cell address (e.g. 'A1')
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* @param int $beforeColumnIndex Index number of the column we're inserting/deleting before
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* @param int $pNumCols Number of columns to insert/delete (negative values indicate deletion)
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* @param int $beforeRow Number of the row we're inserting/deleting before
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* @param int $pNumRows Number of rows to insert/delete (negative values indicate deletion)
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*/
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protected function adjustColumnDimensions($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows): void
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{
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$aColumnDimensions = array_reverse($pSheet->getColumnDimensions(), true);
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if (!empty($aColumnDimensions)) {
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foreach ($aColumnDimensions as $objColumnDimension) {
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$newReference = $this->updateCellReference($objColumnDimension->getColumnIndex() . '1', $pBefore, $pNumCols, $pNumRows);
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[$newReference] = Coordinate::coordinateFromString($newReference);
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if ($objColumnDimension->getColumnIndex() != $newReference) {
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$objColumnDimension->setColumnIndex($newReference);
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}
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}
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$pSheet->refreshColumnDimensions();
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}
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}
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/**
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* Update row dimensions when inserting/deleting rows/columns.
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*
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* @param Worksheet $pSheet The worksheet that we're editing
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* @param string $pBefore Insert/Delete before this cell address (e.g. 'A1')
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* @param int $beforeColumnIndex Index number of the column we're inserting/deleting before
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* @param int $pNumCols Number of columns to insert/delete (negative values indicate deletion)
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* @param int $beforeRow Number of the row we're inserting/deleting before
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* @param int $pNumRows Number of rows to insert/delete (negative values indicate deletion)
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*/
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protected function adjustRowDimensions($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows): void
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{
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$aRowDimensions = array_reverse($pSheet->getRowDimensions(), true);
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if (!empty($aRowDimensions)) {
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foreach ($aRowDimensions as $objRowDimension) {
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$newReference = $this->updateCellReference('A' . $objRowDimension->getRowIndex(), $pBefore, $pNumCols, $pNumRows);
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[, $newReference] = Coordinate::coordinateFromString($newReference);
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if ($objRowDimension->getRowIndex() != $newReference) {
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$objRowDimension->setRowIndex($newReference);
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}
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}
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$pSheet->refreshRowDimensions();
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$copyDimension = $pSheet->getRowDimension($beforeRow - 1);
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for ($i = $beforeRow; $i <= $beforeRow - 1 + $pNumRows; ++$i) {
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$newDimension = $pSheet->getRowDimension($i);
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$newDimension->setRowHeight($copyDimension->getRowHeight());
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$newDimension->setVisible($copyDimension->getVisible());
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$newDimension->setOutlineLevel($copyDimension->getOutlineLevel());
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$newDimension->setCollapsed($copyDimension->getCollapsed());
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}
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}
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}
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/**
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* Insert a new column or row, updating all possible related data.
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*
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* @param string $pBefore Insert before this cell address (e.g. 'A1')
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* @param int $pNumCols Number of columns to insert/delete (negative values indicate deletion)
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* @param int $pNumRows Number of rows to insert/delete (negative values indicate deletion)
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* @param Worksheet $pSheet The worksheet that we're editing
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*/
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public function insertNewBefore($pBefore, $pNumCols, $pNumRows, Worksheet $pSheet): void
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{
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$remove = ($pNumCols < 0 || $pNumRows < 0);
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$allCoordinates = $pSheet->getCoordinates();
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// Get coordinate of $pBefore
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[$beforeColumn, $beforeRow] = Coordinate::coordinateFromString($pBefore);
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$beforeColumnIndex = Coordinate::columnIndexFromString($beforeColumn);
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// Clear cells if we are removing columns or rows
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$highestColumn = $pSheet->getHighestColumn();
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$highestRow = $pSheet->getHighestRow();
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// 1. Clear column strips if we are removing columns
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if ($pNumCols < 0 && $beforeColumnIndex - 2 + $pNumCols > 0) {
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for ($i = 1; $i <= $highestRow - 1; ++$i) {
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for ($j = $beforeColumnIndex - 1 + $pNumCols; $j <= $beforeColumnIndex - 2; ++$j) {
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$coordinate = Coordinate::stringFromColumnIndex($j + 1) . $i;
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$pSheet->removeConditionalStyles($coordinate);
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if ($pSheet->cellExists($coordinate)) {
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$pSheet->getCell($coordinate)->setValueExplicit('', DataType::TYPE_NULL);
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$pSheet->getCell($coordinate)->setXfIndex(0);
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}
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}
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}
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}
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// 2. Clear row strips if we are removing rows
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if ($pNumRows < 0 && $beforeRow - 1 + $pNumRows > 0) {
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for ($i = $beforeColumnIndex - 1; $i <= Coordinate::columnIndexFromString($highestColumn) - 1; ++$i) {
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for ($j = $beforeRow + $pNumRows; $j <= $beforeRow - 1; ++$j) {
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$coordinate = Coordinate::stringFromColumnIndex($i + 1) . $j;
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$pSheet->removeConditionalStyles($coordinate);
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if ($pSheet->cellExists($coordinate)) {
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$pSheet->getCell($coordinate)->setValueExplicit('', DataType::TYPE_NULL);
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$pSheet->getCell($coordinate)->setXfIndex(0);
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}
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}
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}
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}
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// Loop through cells, bottom-up, and change cell coordinate
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if ($remove) {
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// It's faster to reverse and pop than to use unshift, especially with large cell collections
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$allCoordinates = array_reverse($allCoordinates);
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}
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while ($coordinate = array_pop($allCoordinates)) {
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$cell = $pSheet->getCell($coordinate);
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$cellIndex = Coordinate::columnIndexFromString($cell->getColumn());
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if ($cellIndex - 1 + $pNumCols < 0) {
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continue;
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}
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// New coordinate
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$newCoordinate = Coordinate::stringFromColumnIndex($cellIndex + $pNumCols) . ($cell->getRow() + $pNumRows);
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// Should the cell be updated? Move value and cellXf index from one cell to another.
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if (($cellIndex >= $beforeColumnIndex) && ($cell->getRow() >= $beforeRow)) {
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// Update cell styles
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$pSheet->getCell($newCoordinate)->setXfIndex($cell->getXfIndex());
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|
|
|
// Insert this cell at its new location
|
|
if ($cell->getDataType() == DataType::TYPE_FORMULA) {
|
|
// Formula should be adjusted
|
|
$pSheet->getCell($newCoordinate)
|
|
->setValue($this->updateFormulaReferences($cell->getValue(), $pBefore, $pNumCols, $pNumRows, $pSheet->getTitle()));
|
|
} else {
|
|
// Formula should not be adjusted
|
|
$pSheet->getCell($newCoordinate)->setValue($cell->getValue());
|
|
}
|
|
|
|
// Clear the original cell
|
|
$pSheet->getCellCollection()->delete($coordinate);
|
|
} else {
|
|
/* We don't need to update styles for rows/columns before our insertion position,
|
|
but we do still need to adjust any formulae in those cells */
|
|
if ($cell->getDataType() == DataType::TYPE_FORMULA) {
|
|
// Formula should be adjusted
|
|
$cell->setValue($this->updateFormulaReferences($cell->getValue(), $pBefore, $pNumCols, $pNumRows, $pSheet->getTitle()));
|
|
}
|
|
}
|
|
}
|
|
|
|
// Duplicate styles for the newly inserted cells
|
|
$highestColumn = $pSheet->getHighestColumn();
|
|
$highestRow = $pSheet->getHighestRow();
|
|
|
|
if ($pNumCols > 0 && $beforeColumnIndex - 2 > 0) {
|
|
for ($i = $beforeRow; $i <= $highestRow - 1; ++$i) {
|
|
// Style
|
|
$coordinate = Coordinate::stringFromColumnIndex($beforeColumnIndex - 1) . $i;
|
|
if ($pSheet->cellExists($coordinate)) {
|
|
$xfIndex = $pSheet->getCell($coordinate)->getXfIndex();
|
|
$conditionalStyles = $pSheet->conditionalStylesExists($coordinate) ?
|
|
$pSheet->getConditionalStyles($coordinate) : false;
|
|
for ($j = $beforeColumnIndex; $j <= $beforeColumnIndex - 1 + $pNumCols; ++$j) {
|
|
$pSheet->getCellByColumnAndRow($j, $i)->setXfIndex($xfIndex);
|
|
if ($conditionalStyles) {
|
|
$cloned = [];
|
|
foreach ($conditionalStyles as $conditionalStyle) {
|
|
$cloned[] = clone $conditionalStyle;
|
|
}
|
|
$pSheet->setConditionalStyles(Coordinate::stringFromColumnIndex($j) . $i, $cloned);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($pNumRows > 0 && $beforeRow - 1 > 0) {
|
|
for ($i = $beforeColumnIndex; $i <= Coordinate::columnIndexFromString($highestColumn); ++$i) {
|
|
// Style
|
|
$coordinate = Coordinate::stringFromColumnIndex($i) . ($beforeRow - 1);
|
|
if ($pSheet->cellExists($coordinate)) {
|
|
$xfIndex = $pSheet->getCell($coordinate)->getXfIndex();
|
|
$conditionalStyles = $pSheet->conditionalStylesExists($coordinate) ?
|
|
$pSheet->getConditionalStyles($coordinate) : false;
|
|
for ($j = $beforeRow; $j <= $beforeRow - 1 + $pNumRows; ++$j) {
|
|
$pSheet->getCell(Coordinate::stringFromColumnIndex($i) . $j)->setXfIndex($xfIndex);
|
|
if ($conditionalStyles) {
|
|
$cloned = [];
|
|
foreach ($conditionalStyles as $conditionalStyle) {
|
|
$cloned[] = clone $conditionalStyle;
|
|
}
|
|
$pSheet->setConditionalStyles(Coordinate::stringFromColumnIndex($i) . $j, $cloned);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Update worksheet: column dimensions
|
|
$this->adjustColumnDimensions($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows);
|
|
|
|
// Update worksheet: row dimensions
|
|
$this->adjustRowDimensions($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows);
|
|
|
|
// Update worksheet: page breaks
|
|
$this->adjustPageBreaks($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows);
|
|
|
|
// Update worksheet: comments
|
|
$this->adjustComments($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows);
|
|
|
|
// Update worksheet: hyperlinks
|
|
$this->adjustHyperlinks($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows);
|
|
|
|
// Update worksheet: data validations
|
|
$this->adjustDataValidations($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows);
|
|
|
|
// Update worksheet: merge cells
|
|
$this->adjustMergeCells($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows);
|
|
|
|
// Update worksheet: protected cells
|
|
$this->adjustProtectedCells($pSheet, $pBefore, $beforeColumnIndex, $pNumCols, $beforeRow, $pNumRows);
|
|
|
|
// Update worksheet: autofilter
|
|
$autoFilter = $pSheet->getAutoFilter();
|
|
$autoFilterRange = $autoFilter->getRange();
|
|
if (!empty($autoFilterRange)) {
|
|
if ($pNumCols != 0) {
|
|
$autoFilterColumns = $autoFilter->getColumns();
|
|
if (count($autoFilterColumns) > 0) {
|
|
$column = '';
|
|
$row = 0;
|
|
sscanf($pBefore, '%[A-Z]%d', $column, $row);
|
|
$columnIndex = Coordinate::columnIndexFromString($column);
|
|
[$rangeStart, $rangeEnd] = Coordinate::rangeBoundaries($autoFilterRange);
|
|
if ($columnIndex <= $rangeEnd[0]) {
|
|
if ($pNumCols < 0) {
|
|
// If we're actually deleting any columns that fall within the autofilter range,
|
|
// then we delete any rules for those columns
|
|
$deleteColumn = $columnIndex + $pNumCols - 1;
|
|
$deleteCount = abs($pNumCols);
|
|
for ($i = 1; $i <= $deleteCount; ++$i) {
|
|
if (isset($autoFilterColumns[Coordinate::stringFromColumnIndex($deleteColumn + 1)])) {
|
|
$autoFilter->clearColumn(Coordinate::stringFromColumnIndex($deleteColumn + 1));
|
|
}
|
|
++$deleteColumn;
|
|
}
|
|
}
|
|
$startCol = ($columnIndex > $rangeStart[0]) ? $columnIndex : $rangeStart[0];
|
|
|
|
// Shuffle columns in autofilter range
|
|
if ($pNumCols > 0) {
|
|
$startColRef = $startCol;
|
|
$endColRef = $rangeEnd[0];
|
|
$toColRef = $rangeEnd[0] + $pNumCols;
|
|
|
|
do {
|
|
$autoFilter->shiftColumn(Coordinate::stringFromColumnIndex($endColRef), Coordinate::stringFromColumnIndex($toColRef));
|
|
--$endColRef;
|
|
--$toColRef;
|
|
} while ($startColRef <= $endColRef);
|
|
} else {
|
|
// For delete, we shuffle from beginning to end to avoid overwriting
|
|
$startColID = Coordinate::stringFromColumnIndex($startCol);
|
|
$toColID = Coordinate::stringFromColumnIndex($startCol + $pNumCols);
|
|
$endColID = Coordinate::stringFromColumnIndex($rangeEnd[0] + 1);
|
|
do {
|
|
$autoFilter->shiftColumn($startColID, $toColID);
|
|
++$startColID;
|
|
++$toColID;
|
|
} while ($startColID != $endColID);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$pSheet->setAutoFilter($this->updateCellReference($autoFilterRange, $pBefore, $pNumCols, $pNumRows));
|
|
}
|
|
|
|
// Update worksheet: freeze pane
|
|
if ($pSheet->getFreezePane()) {
|
|
$splitCell = $pSheet->getFreezePane();
|
|
$topLeftCell = $pSheet->getTopLeftCell();
|
|
|
|
$splitCell = $this->updateCellReference($splitCell, $pBefore, $pNumCols, $pNumRows);
|
|
$topLeftCell = $this->updateCellReference($topLeftCell, $pBefore, $pNumCols, $pNumRows);
|
|
|
|
$pSheet->freezePane($splitCell, $topLeftCell);
|
|
}
|
|
|
|
// Page setup
|
|
if ($pSheet->getPageSetup()->isPrintAreaSet()) {
|
|
$pSheet->getPageSetup()->setPrintArea($this->updateCellReference($pSheet->getPageSetup()->getPrintArea(), $pBefore, $pNumCols, $pNumRows));
|
|
}
|
|
|
|
// Update worksheet: drawings
|
|
$aDrawings = $pSheet->getDrawingCollection();
|
|
foreach ($aDrawings as $objDrawing) {
|
|
$newReference = $this->updateCellReference($objDrawing->getCoordinates(), $pBefore, $pNumCols, $pNumRows);
|
|
if ($objDrawing->getCoordinates() != $newReference) {
|
|
$objDrawing->setCoordinates($newReference);
|
|
}
|
|
}
|
|
|
|
// Update workbook: define names
|
|
if (count($pSheet->getParent()->getDefinedNames()) > 0) {
|
|
foreach ($pSheet->getParent()->getDefinedNames() as $definedName) {
|
|
if ($definedName->getWorksheet()->getHashCode() === $pSheet->getHashCode()) {
|
|
$definedName->setValue($this->updateCellReference($definedName->getValue(), $pBefore, $pNumCols, $pNumRows));
|
|
}
|
|
}
|
|
}
|
|
|
|
// Garbage collect
|
|
$pSheet->garbageCollect();
|
|
}
|
|
|
|
/**
|
|
* Update references within formulas.
|
|
*
|
|
* @param string $pFormula Formula to update
|
|
* @param string $pBefore Insert before this one
|
|
* @param int $pNumCols Number of columns to insert
|
|
* @param int $pNumRows Number of rows to insert
|
|
* @param string $sheetName Worksheet name/title
|
|
*
|
|
* @return string Updated formula
|
|
*/
|
|
public function updateFormulaReferences($pFormula = '', $pBefore = 'A1', $pNumCols = 0, $pNumRows = 0, $sheetName = '')
|
|
{
|
|
// Update cell references in the formula
|
|
$formulaBlocks = explode('"', $pFormula);
|
|
$i = false;
|
|
foreach ($formulaBlocks as &$formulaBlock) {
|
|
// Ignore blocks that were enclosed in quotes (alternating entries in the $formulaBlocks array after the explode)
|
|
if ($i = !$i) {
|
|
$adjustCount = 0;
|
|
$newCellTokens = $cellTokens = [];
|
|
// Search for row ranges (e.g. 'Sheet1'!3:5 or 3:5) with or without $ absolutes (e.g. $3:5)
|
|
$matchCount = preg_match_all('/' . self::REFHELPER_REGEXP_ROWRANGE . '/i', ' ' . $formulaBlock . ' ', $matches, PREG_SET_ORDER);
|
|
if ($matchCount > 0) {
|
|
foreach ($matches as $match) {
|
|
$fromString = ($match[2] > '') ? $match[2] . '!' : '';
|
|
$fromString .= $match[3] . ':' . $match[4];
|
|
$modified3 = substr($this->updateCellReference('$A' . $match[3], $pBefore, $pNumCols, $pNumRows), 2);
|
|
$modified4 = substr($this->updateCellReference('$A' . $match[4], $pBefore, $pNumCols, $pNumRows), 2);
|
|
|
|
if ($match[3] . ':' . $match[4] !== $modified3 . ':' . $modified4) {
|
|
if (($match[2] == '') || (trim($match[2], "'") == $sheetName)) {
|
|
$toString = ($match[2] > '') ? $match[2] . '!' : '';
|
|
$toString .= $modified3 . ':' . $modified4;
|
|
// Max worksheet size is 1,048,576 rows by 16,384 columns in Excel 2007, so our adjustments need to be at least one digit more
|
|
$column = 100000;
|
|
$row = 10000000 + trim($match[3], '$');
|
|
$cellIndex = $column . $row;
|
|
|
|
$newCellTokens[$cellIndex] = preg_quote($toString, '/');
|
|
$cellTokens[$cellIndex] = '/(?<!\d\$\!)' . preg_quote($fromString, '/') . '(?!\d)/i';
|
|
++$adjustCount;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// Search for column ranges (e.g. 'Sheet1'!C:E or C:E) with or without $ absolutes (e.g. $C:E)
|
|
$matchCount = preg_match_all('/' . self::REFHELPER_REGEXP_COLRANGE . '/i', ' ' . $formulaBlock . ' ', $matches, PREG_SET_ORDER);
|
|
if ($matchCount > 0) {
|
|
foreach ($matches as $match) {
|
|
$fromString = ($match[2] > '') ? $match[2] . '!' : '';
|
|
$fromString .= $match[3] . ':' . $match[4];
|
|
$modified3 = substr($this->updateCellReference($match[3] . '$1', $pBefore, $pNumCols, $pNumRows), 0, -2);
|
|
$modified4 = substr($this->updateCellReference($match[4] . '$1', $pBefore, $pNumCols, $pNumRows), 0, -2);
|
|
|
|
if ($match[3] . ':' . $match[4] !== $modified3 . ':' . $modified4) {
|
|
if (($match[2] == '') || (trim($match[2], "'") == $sheetName)) {
|
|
$toString = ($match[2] > '') ? $match[2] . '!' : '';
|
|
$toString .= $modified3 . ':' . $modified4;
|
|
// Max worksheet size is 1,048,576 rows by 16,384 columns in Excel 2007, so our adjustments need to be at least one digit more
|
|
$column = Coordinate::columnIndexFromString(trim($match[3], '$')) + 100000;
|
|
$row = 10000000;
|
|
$cellIndex = $column . $row;
|
|
|
|
$newCellTokens[$cellIndex] = preg_quote($toString, '/');
|
|
$cellTokens[$cellIndex] = '/(?<![A-Z\$\!])' . preg_quote($fromString, '/') . '(?![A-Z])/i';
|
|
++$adjustCount;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// Search for cell ranges (e.g. 'Sheet1'!A3:C5 or A3:C5) with or without $ absolutes (e.g. $A1:C$5)
|
|
$matchCount = preg_match_all('/' . self::REFHELPER_REGEXP_CELLRANGE . '/i', ' ' . $formulaBlock . ' ', $matches, PREG_SET_ORDER);
|
|
if ($matchCount > 0) {
|
|
foreach ($matches as $match) {
|
|
$fromString = ($match[2] > '') ? $match[2] . '!' : '';
|
|
$fromString .= $match[3] . ':' . $match[4];
|
|
$modified3 = $this->updateCellReference($match[3], $pBefore, $pNumCols, $pNumRows);
|
|
$modified4 = $this->updateCellReference($match[4], $pBefore, $pNumCols, $pNumRows);
|
|
|
|
if ($match[3] . $match[4] !== $modified3 . $modified4) {
|
|
if (($match[2] == '') || (trim($match[2], "'") == $sheetName)) {
|
|
$toString = ($match[2] > '') ? $match[2] . '!' : '';
|
|
$toString .= $modified3 . ':' . $modified4;
|
|
[$column, $row] = Coordinate::coordinateFromString($match[3]);
|
|
// Max worksheet size is 1,048,576 rows by 16,384 columns in Excel 2007, so our adjustments need to be at least one digit more
|
|
$column = Coordinate::columnIndexFromString(trim($column, '$')) + 100000;
|
|
$row = trim($row, '$') + 10000000;
|
|
$cellIndex = $column . $row;
|
|
|
|
$newCellTokens[$cellIndex] = preg_quote($toString, '/');
|
|
$cellTokens[$cellIndex] = '/(?<![A-Z]\$\!)' . preg_quote($fromString, '/') . '(?!\d)/i';
|
|
++$adjustCount;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// Search for cell references (e.g. 'Sheet1'!A3 or C5) with or without $ absolutes (e.g. $A1 or C$5)
|
|
$matchCount = preg_match_all('/' . self::REFHELPER_REGEXP_CELLREF . '/i', ' ' . $formulaBlock . ' ', $matches, PREG_SET_ORDER);
|
|
|
|
if ($matchCount > 0) {
|
|
foreach ($matches as $match) {
|
|
$fromString = ($match[2] > '') ? $match[2] . '!' : '';
|
|
$fromString .= $match[3];
|
|
|
|
$modified3 = $this->updateCellReference($match[3], $pBefore, $pNumCols, $pNumRows);
|
|
if ($match[3] !== $modified3) {
|
|
if (($match[2] == '') || (trim($match[2], "'") == $sheetName)) {
|
|
$toString = ($match[2] > '') ? $match[2] . '!' : '';
|
|
$toString .= $modified3;
|
|
[$column, $row] = Coordinate::coordinateFromString($match[3]);
|
|
// Max worksheet size is 1,048,576 rows by 16,384 columns in Excel 2007, so our adjustments need to be at least one digit more
|
|
$column = Coordinate::columnIndexFromString(trim($column, '$')) + 100000;
|
|
$row = trim($row, '$') + 10000000;
|
|
$cellIndex = $row . $column;
|
|
|
|
$newCellTokens[$cellIndex] = preg_quote($toString, '/');
|
|
$cellTokens[$cellIndex] = '/(?<![A-Z\$\!])' . preg_quote($fromString, '/') . '(?!\d)/i';
|
|
++$adjustCount;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if ($adjustCount > 0) {
|
|
if ($pNumCols > 0 || $pNumRows > 0) {
|
|
krsort($cellTokens);
|
|
krsort($newCellTokens);
|
|
} else {
|
|
ksort($cellTokens);
|
|
ksort($newCellTokens);
|
|
} // Update cell references in the formula
|
|
$formulaBlock = str_replace('\\', '', preg_replace($cellTokens, $newCellTokens, $formulaBlock));
|
|
}
|
|
}
|
|
}
|
|
unset($formulaBlock);
|
|
|
|
// Then rebuild the formula string
|
|
return implode('"', $formulaBlocks);
|
|
}
|
|
|
|
/**
|
|
* Update all cell references within a formula, irrespective of worksheet.
|
|
*/
|
|
public function updateFormulaReferencesAnyWorksheet(string $formula = '', int $insertColumns = 0, int $insertRows = 0): string
|
|
{
|
|
$formula = $this->updateCellReferencesAllWorksheets($formula, $insertColumns, $insertRows);
|
|
|
|
if ($insertColumns !== 0) {
|
|
$formula = $this->updateColumnRangesAllWorksheets($formula, $insertColumns);
|
|
}
|
|
|
|
if ($insertRows !== 0) {
|
|
$formula = $this->updateRowRangesAllWorksheets($formula, $insertRows);
|
|
}
|
|
|
|
return $formula;
|
|
}
|
|
|
|
private function updateCellReferencesAllWorksheets(string $formula, int $insertColumns, int $insertRows): string
|
|
{
|
|
$splitCount = preg_match_all(
|
|
'/' . Calculation::CALCULATION_REGEXP_CELLREF_RELATIVE . '/mui',
|
|
$formula,
|
|
$splitRanges,
|
|
PREG_OFFSET_CAPTURE
|
|
);
|
|
|
|
$columnLengths = array_map('strlen', array_column($splitRanges[6], 0));
|
|
$rowLengths = array_map('strlen', array_column($splitRanges[7], 0));
|
|
$columnOffsets = array_column($splitRanges[6], 1);
|
|
$rowOffsets = array_column($splitRanges[7], 1);
|
|
|
|
$columns = $splitRanges[6];
|
|
$rows = $splitRanges[7];
|
|
|
|
while ($splitCount > 0) {
|
|
--$splitCount;
|
|
$columnLength = $columnLengths[$splitCount];
|
|
$rowLength = $rowLengths[$splitCount];
|
|
$columnOffset = $columnOffsets[$splitCount];
|
|
$rowOffset = $rowOffsets[$splitCount];
|
|
$column = $columns[$splitCount][0];
|
|
$row = $rows[$splitCount][0];
|
|
|
|
if (!empty($column) && $column[0] !== '$') {
|
|
$column = Coordinate::stringFromColumnIndex(Coordinate::columnIndexFromString($column) + $insertColumns);
|
|
$formula = substr($formula, 0, $columnOffset) . $column . substr($formula, $columnOffset + $columnLength);
|
|
}
|
|
if (!empty($row) && $row[0] !== '$') {
|
|
$row += $insertRows;
|
|
$formula = substr($formula, 0, $rowOffset) . $row . substr($formula, $rowOffset + $rowLength);
|
|
}
|
|
}
|
|
|
|
return $formula;
|
|
}
|
|
|
|
private function updateColumnRangesAllWorksheets(string $formula, int $insertColumns): string
|
|
{
|
|
$splitCount = preg_match_all(
|
|
'/' . Calculation::CALCULATION_REGEXP_COLUMNRANGE_RELATIVE . '/mui',
|
|
$formula,
|
|
$splitRanges,
|
|
PREG_OFFSET_CAPTURE
|
|
);
|
|
|
|
$fromColumnLengths = array_map('strlen', array_column($splitRanges[1], 0));
|
|
$fromColumnOffsets = array_column($splitRanges[1], 1);
|
|
$toColumnLengths = array_map('strlen', array_column($splitRanges[2], 0));
|
|
$toColumnOffsets = array_column($splitRanges[2], 1);
|
|
|
|
$fromColumns = $splitRanges[1];
|
|
$toColumns = $splitRanges[2];
|
|
|
|
while ($splitCount > 0) {
|
|
--$splitCount;
|
|
$fromColumnLength = $fromColumnLengths[$splitCount];
|
|
$toColumnLength = $toColumnLengths[$splitCount];
|
|
$fromColumnOffset = $fromColumnOffsets[$splitCount];
|
|
$toColumnOffset = $toColumnOffsets[$splitCount];
|
|
$fromColumn = $fromColumns[$splitCount][0];
|
|
$toColumn = $toColumns[$splitCount][0];
|
|
|
|
if (!empty($fromColumn) && $fromColumn[0] !== '$') {
|
|
$fromColumn = Coordinate::stringFromColumnIndex(Coordinate::columnIndexFromString($fromColumn) + $insertColumns);
|
|
$formula = substr($formula, 0, $fromColumnOffset) . $fromColumn . substr($formula, $fromColumnOffset + $fromColumnLength);
|
|
}
|
|
if (!empty($toColumn) && $toColumn[0] !== '$') {
|
|
$toColumn = Coordinate::stringFromColumnIndex(Coordinate::columnIndexFromString($toColumn) + $insertColumns);
|
|
$formula = substr($formula, 0, $toColumnOffset) . $toColumn . substr($formula, $toColumnOffset + $toColumnLength);
|
|
}
|
|
}
|
|
|
|
return $formula;
|
|
}
|
|
|
|
private function updateRowRangesAllWorksheets(string $formula, int $insertRows): string
|
|
{
|
|
$splitCount = preg_match_all(
|
|
'/' . Calculation::CALCULATION_REGEXP_ROWRANGE_RELATIVE . '/mui',
|
|
$formula,
|
|
$splitRanges,
|
|
PREG_OFFSET_CAPTURE
|
|
);
|
|
|
|
$fromRowLengths = array_map('strlen', array_column($splitRanges[1], 0));
|
|
$fromRowOffsets = array_column($splitRanges[1], 1);
|
|
$toRowLengths = array_map('strlen', array_column($splitRanges[2], 0));
|
|
$toRowOffsets = array_column($splitRanges[2], 1);
|
|
|
|
$fromRows = $splitRanges[1];
|
|
$toRows = $splitRanges[2];
|
|
|
|
while ($splitCount > 0) {
|
|
--$splitCount;
|
|
$fromRowLength = $fromRowLengths[$splitCount];
|
|
$toRowLength = $toRowLengths[$splitCount];
|
|
$fromRowOffset = $fromRowOffsets[$splitCount];
|
|
$toRowOffset = $toRowOffsets[$splitCount];
|
|
$fromRow = $fromRows[$splitCount][0];
|
|
$toRow = $toRows[$splitCount][0];
|
|
|
|
if (!empty($fromRow) && $fromRow[0] !== '$') {
|
|
$fromRow += $insertRows;
|
|
$formula = substr($formula, 0, $fromRowOffset) . $fromRow . substr($formula, $fromRowOffset + $fromRowLength);
|
|
}
|
|
if (!empty($toRow) && $toRow[0] !== '$') {
|
|
$toRow += $insertRows;
|
|
$formula = substr($formula, 0, $toRowOffset) . $toRow . substr($formula, $toRowOffset + $toRowLength);
|
|
}
|
|
}
|
|
|
|
return $formula;
|
|
}
|
|
|
|
/**
|
|
* Update cell reference.
|
|
*
|
|
* @param string $pCellRange Cell range
|
|
* @param string $pBefore Insert before this one
|
|
* @param int $pNumCols Number of columns to increment
|
|
* @param int $pNumRows Number of rows to increment
|
|
*
|
|
* @return string Updated cell range
|
|
*/
|
|
public function updateCellReference($pCellRange = 'A1', $pBefore = 'A1', $pNumCols = 0, $pNumRows = 0)
|
|
{
|
|
// Is it in another worksheet? Will not have to update anything.
|
|
if (strpos($pCellRange, '!') !== false) {
|
|
return $pCellRange;
|
|
// Is it a range or a single cell?
|
|
} elseif (!Coordinate::coordinateIsRange($pCellRange)) {
|
|
// Single cell
|
|
return $this->updateSingleCellReference($pCellRange, $pBefore, $pNumCols, $pNumRows);
|
|
} elseif (Coordinate::coordinateIsRange($pCellRange)) {
|
|
// Range
|
|
return $this->updateCellRange($pCellRange, $pBefore, $pNumCols, $pNumRows);
|
|
}
|
|
|
|
// Return original
|
|
return $pCellRange;
|
|
}
|
|
|
|
/**
|
|
* Update named formulas (i.e. containing worksheet references / named ranges).
|
|
*
|
|
* @param Spreadsheet $spreadsheet Object to update
|
|
* @param string $oldName Old name (name to replace)
|
|
* @param string $newName New name
|
|
*/
|
|
public function updateNamedFormulas(Spreadsheet $spreadsheet, $oldName = '', $newName = ''): void
|
|
{
|
|
if ($oldName == '') {
|
|
return;
|
|
}
|
|
|
|
foreach ($spreadsheet->getWorksheetIterator() as $sheet) {
|
|
foreach ($sheet->getCoordinates(false) as $coordinate) {
|
|
$cell = $sheet->getCell($coordinate);
|
|
if (($cell !== null) && ($cell->getDataType() == DataType::TYPE_FORMULA)) {
|
|
$formula = $cell->getValue();
|
|
if (strpos($formula, $oldName) !== false) {
|
|
$formula = str_replace("'" . $oldName . "'!", "'" . $newName . "'!", $formula);
|
|
$formula = str_replace($oldName . '!', $newName . '!', $formula);
|
|
$cell->setValueExplicit($formula, DataType::TYPE_FORMULA);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Update cell range.
|
|
*
|
|
* @param string $pCellRange Cell range (e.g. 'B2:D4', 'B:C' or '2:3')
|
|
* @param string $pBefore Insert before this one
|
|
* @param int $pNumCols Number of columns to increment
|
|
* @param int $pNumRows Number of rows to increment
|
|
*
|
|
* @return string Updated cell range
|
|
*/
|
|
private function updateCellRange($pCellRange = 'A1:A1', $pBefore = 'A1', $pNumCols = 0, $pNumRows = 0)
|
|
{
|
|
if (!Coordinate::coordinateIsRange($pCellRange)) {
|
|
throw new Exception('Only cell ranges may be passed to this method.');
|
|
}
|
|
|
|
// Update range
|
|
$range = Coordinate::splitRange($pCellRange);
|
|
$ic = count($range);
|
|
for ($i = 0; $i < $ic; ++$i) {
|
|
$jc = count($range[$i]);
|
|
for ($j = 0; $j < $jc; ++$j) {
|
|
if (ctype_alpha($range[$i][$j])) {
|
|
$r = Coordinate::coordinateFromString($this->updateSingleCellReference($range[$i][$j] . '1', $pBefore, $pNumCols, $pNumRows));
|
|
$range[$i][$j] = $r[0];
|
|
} elseif (ctype_digit($range[$i][$j])) {
|
|
$r = Coordinate::coordinateFromString($this->updateSingleCellReference('A' . $range[$i][$j], $pBefore, $pNumCols, $pNumRows));
|
|
$range[$i][$j] = $r[1];
|
|
} else {
|
|
$range[$i][$j] = $this->updateSingleCellReference($range[$i][$j], $pBefore, $pNumCols, $pNumRows);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Recreate range string
|
|
return Coordinate::buildRange($range);
|
|
}
|
|
|
|
/**
|
|
* Update single cell reference.
|
|
*
|
|
* @param string $pCellReference Single cell reference
|
|
* @param string $pBefore Insert before this one
|
|
* @param int $pNumCols Number of columns to increment
|
|
* @param int $pNumRows Number of rows to increment
|
|
*
|
|
* @return string Updated cell reference
|
|
*/
|
|
private function updateSingleCellReference($pCellReference = 'A1', $pBefore = 'A1', $pNumCols = 0, $pNumRows = 0)
|
|
{
|
|
if (Coordinate::coordinateIsRange($pCellReference)) {
|
|
throw new Exception('Only single cell references may be passed to this method.');
|
|
}
|
|
|
|
// Get coordinate of $pBefore
|
|
[$beforeColumn, $beforeRow] = Coordinate::coordinateFromString($pBefore);
|
|
|
|
// Get coordinate of $pCellReference
|
|
[$newColumn, $newRow] = Coordinate::coordinateFromString($pCellReference);
|
|
|
|
// Verify which parts should be updated
|
|
$updateColumn = (($newColumn[0] != '$') && ($beforeColumn[0] != '$') && (Coordinate::columnIndexFromString($newColumn) >= Coordinate::columnIndexFromString($beforeColumn)));
|
|
$updateRow = (($newRow[0] != '$') && ($beforeRow[0] != '$') && $newRow >= $beforeRow);
|
|
|
|
// Create new column reference
|
|
if ($updateColumn) {
|
|
$newColumn = Coordinate::stringFromColumnIndex(Coordinate::columnIndexFromString($newColumn) + $pNumCols);
|
|
}
|
|
|
|
// Create new row reference
|
|
if ($updateRow) {
|
|
$newRow = $newRow + $pNumRows;
|
|
}
|
|
|
|
// Return new reference
|
|
return $newColumn . $newRow;
|
|
}
|
|
|
|
/**
|
|
* __clone implementation. Cloning should not be allowed in a Singleton!
|
|
*/
|
|
final public function __clone()
|
|
{
|
|
throw new Exception('Cloning a Singleton is not allowed!');
|
|
}
|
|
}
|