File "StructuredReference.php"
Full Path: /home/fundopuh/trader.fxex.org/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/Engine/Operands/StructuredReference.php
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MIME-type: text/x-php
Charset: utf-8
<?php
namespace PhpOffice\PhpSpreadsheet\Calculation\Engine\Operands;
use PhpOffice\PhpSpreadsheet\Calculation\Calculation;
use PhpOffice\PhpSpreadsheet\Calculation\Exception;
use PhpOffice\PhpSpreadsheet\Cell\Cell;
use PhpOffice\PhpSpreadsheet\Cell\Coordinate;
use PhpOffice\PhpSpreadsheet\Worksheet\Table;
final class StructuredReference implements Operand
{
public const NAME = 'Structured Reference';
private const OPEN_BRACE = '[';
private const CLOSE_BRACE = ']';
private const ITEM_SPECIFIER_ALL = '#All';
private const ITEM_SPECIFIER_HEADERS = '#Headers';
private const ITEM_SPECIFIER_DATA = '#Data';
private const ITEM_SPECIFIER_TOTALS = '#Totals';
private const ITEM_SPECIFIER_THIS_ROW = '#This Row';
private const ITEM_SPECIFIER_ROWS_SET = [
self::ITEM_SPECIFIER_ALL,
self::ITEM_SPECIFIER_HEADERS,
self::ITEM_SPECIFIER_DATA,
self::ITEM_SPECIFIER_TOTALS,
];
private const TABLE_REFERENCE = '/([\p{L}_\\\\][\p{L}\p{N}\._]+)?(\[(?:[^\]\[]+|(?R))*+\])/miu';
private string $value;
private string $tableName;
private Table $table;
private string $reference;
private ?int $headersRow;
private int $firstDataRow;
private int $lastDataRow;
private ?int $totalsRow;
private array $columns;
public function __construct(string $structuredReference)
{
$this->value = $structuredReference;
}
public static function fromParser(string $formula, int $index, array $matches): self
{
$val = $matches[0];
$srCount = substr_count($val, self::OPEN_BRACE)
- substr_count($val, self::CLOSE_BRACE);
while ($srCount > 0) {
$srIndex = strlen($val);
$srStringRemainder = substr($formula, $index + $srIndex);
$closingPos = strpos($srStringRemainder, self::CLOSE_BRACE);
if ($closingPos === false) {
throw new Exception("Formula Error: No closing ']' to match opening '['");
}
$srStringRemainder = substr($srStringRemainder, 0, $closingPos + 1);
--$srCount;
if (strpos($srStringRemainder, self::OPEN_BRACE) !== false) {
++$srCount;
}
$val .= $srStringRemainder;
}
return new self($val);
}
/**
* @throws Exception
* @throws \PhpOffice\PhpSpreadsheet\Exception
*/
public function parse(Cell $cell): string
{
$this->getTableStructure($cell);
$cellRange = ($this->isRowReference()) ? $this->getRowReference($cell) : $this->getColumnReference();
return $cellRange;
}
private function isRowReference(): bool
{
return strpos($this->value, '[@') !== false
|| strpos($this->value, '[' . self::ITEM_SPECIFIER_THIS_ROW . ']') !== false;
}
/**
* @throws Exception
* @throws \PhpOffice\PhpSpreadsheet\Exception
*/
private function getTableStructure(Cell $cell): void
{
preg_match(self::TABLE_REFERENCE, $this->value, $matches);
$this->tableName = $matches[1];
$this->table = ($this->tableName === '')
? $this->getTableForCell($cell)
: $this->getTableByName($cell);
$this->reference = $matches[2];
$tableRange = Coordinate::getRangeBoundaries($this->table->getRange());
$this->headersRow = ($this->table->getShowHeaderRow()) ? (int) $tableRange[0][1] : null;
$this->firstDataRow = ($this->table->getShowHeaderRow()) ? (int) $tableRange[0][1] + 1 : $tableRange[0][1];
$this->totalsRow = ($this->table->getShowTotalsRow()) ? (int) $tableRange[1][1] : null;
$this->lastDataRow = ($this->table->getShowTotalsRow()) ? (int) $tableRange[1][1] - 1 : $tableRange[1][1];
$this->columns = $this->getColumns($cell, $tableRange);
}
/**
* @throws Exception
* @throws \PhpOffice\PhpSpreadsheet\Exception
*/
private function getTableForCell(Cell $cell): Table
{
$tables = $cell->getWorksheet()->getTableCollection();
foreach ($tables as $table) {
/** @var Table $table */
$range = $table->getRange();
if ($cell->isInRange($range) === true) {
$this->tableName = $table->getName();
return $table;
}
}
throw new Exception('Table for Structured Reference cannot be identified');
}
/**
* @throws Exception
* @throws \PhpOffice\PhpSpreadsheet\Exception
*/
private function getTableByName(Cell $cell): Table
{
$table = $cell->getWorksheet()->getTableByName($this->tableName);
if ($table === null) {
throw new Exception("Table {$this->tableName} for Structured Reference cannot be located");
}
return $table;
}
private function getColumns(Cell $cell, array $tableRange): array
{
$worksheet = $cell->getWorksheet();
$cellReference = $cell->getCoordinate();
$columns = [];
$lastColumn = ++$tableRange[1][0];
for ($column = $tableRange[0][0]; $column !== $lastColumn; ++$column) {
$columns[$column] = $worksheet
->getCell($column . ($this->headersRow ?? ($this->firstDataRow - 1)))
->getCalculatedValue();
}
$worksheet->getCell($cellReference);
return $columns;
}
private function getRowReference(Cell $cell): string
{
$reference = str_replace("\u{a0}", ' ', $this->reference);
/** @var string $reference */
$reference = str_replace('[' . self::ITEM_SPECIFIER_THIS_ROW . '],', '', $reference);
foreach ($this->columns as $columnId => $columnName) {
$columnName = str_replace("\u{a0}", ' ', $columnName);
$reference = $this->adjustRowReference($columnName, $reference, $cell, $columnId);
}
/** @var string $reference */
return $this->validateParsedReference(trim($reference, '[]@, '));
}
private function adjustRowReference(string $columnName, string $reference, Cell $cell, string $columnId): string
{
if ($columnName !== '') {
$cellReference = $columnId . $cell->getRow();
$pattern1 = '/\[' . preg_quote($columnName, '/') . '\]/miu';
$pattern2 = '/@' . preg_quote($columnName, '/') . '/miu';
if (preg_match($pattern1, $reference) === 1) {
$reference = preg_replace($pattern1, $cellReference, $reference);
} elseif (preg_match($pattern2, $reference) === 1) {
$reference = preg_replace($pattern2, $cellReference, $reference);
}
/** @var string $reference */
}
return $reference;
}
/**
* @throws Exception
* @throws \PhpOffice\PhpSpreadsheet\Exception
*/
private function getColumnReference(): string
{
$reference = str_replace("\u{a0}", ' ', $this->reference);
$startRow = ($this->totalsRow === null) ? $this->lastDataRow : $this->totalsRow;
$endRow = ($this->headersRow === null) ? $this->firstDataRow : $this->headersRow;
[$startRow, $endRow] = $this->getRowsForColumnReference($reference, $startRow, $endRow);
$reference = $this->getColumnsForColumnReference($reference, $startRow, $endRow);
$reference = trim($reference, '[]@, ');
if (substr_count($reference, ':') > 1) {
$cells = explode(':', $reference);
$firstCell = array_shift($cells);
$lastCell = array_pop($cells);
$reference = "{$firstCell}:{$lastCell}";
}
return $this->validateParsedReference($reference);
}
/**
* @throws Exception
* @throws \PhpOffice\PhpSpreadsheet\Exception
*/
private function validateParsedReference(string $reference): string
{
if (preg_match('/^' . Calculation::CALCULATION_REGEXP_CELLREF . ':' . Calculation::CALCULATION_REGEXP_CELLREF . '$/miu', $reference) !== 1) {
if (preg_match('/^' . Calculation::CALCULATION_REGEXP_CELLREF . '$/miu', $reference) !== 1) {
throw new Exception(
"Invalid Structured Reference {$this->reference} {$reference}",
Exception::CALCULATION_ENGINE_PUSH_TO_STACK
);
}
}
return $reference;
}
private function fullData(int $startRow, int $endRow): string
{
$columns = array_keys($this->columns);
$firstColumn = array_shift($columns);
$lastColumn = (empty($columns)) ? $firstColumn : array_pop($columns);
return "{$firstColumn}{$startRow}:{$lastColumn}{$endRow}";
}
private function getMinimumRow(string $reference): int
{
switch ($reference) {
case self::ITEM_SPECIFIER_ALL:
case self::ITEM_SPECIFIER_HEADERS:
return $this->headersRow ?? $this->firstDataRow;
case self::ITEM_SPECIFIER_DATA:
return $this->firstDataRow;
case self::ITEM_SPECIFIER_TOTALS:
return $this->totalsRow ?? $this->lastDataRow;
}
return $this->headersRow ?? $this->firstDataRow;
}
private function getMaximumRow(string $reference): int
{
switch ($reference) {
case self::ITEM_SPECIFIER_HEADERS:
return $this->headersRow ?? $this->firstDataRow;
case self::ITEM_SPECIFIER_DATA:
return $this->lastDataRow;
case self::ITEM_SPECIFIER_ALL:
case self::ITEM_SPECIFIER_TOTALS:
return $this->totalsRow ?? $this->lastDataRow;
}
return $this->totalsRow ?? $this->lastDataRow;
}
public function value(): string
{
return $this->value;
}
/**
* @return array<int, int>
*/
private function getRowsForColumnReference(string &$reference, int $startRow, int $endRow): array
{
$rowsSelected = false;
foreach (self::ITEM_SPECIFIER_ROWS_SET as $rowReference) {
$pattern = '/\[' . $rowReference . '\]/mui';
/** @var string $reference */
if (preg_match($pattern, $reference) === 1) {
if (($rowReference === self::ITEM_SPECIFIER_HEADERS) && ($this->table->getShowHeaderRow() === false)) {
throw new Exception(
'Table Headers are Hidden, and should not be Referenced',
Exception::CALCULATION_ENGINE_PUSH_TO_STACK
);
}
$rowsSelected = true;
$startRow = min($startRow, $this->getMinimumRow($rowReference));
$endRow = max($endRow, $this->getMaximumRow($rowReference));
$reference = preg_replace($pattern, '', $reference);
}
}
if ($rowsSelected === false) {
// If there isn't any Special Item Identifier specified, then the selection defaults to data rows only.
$startRow = $this->firstDataRow;
$endRow = $this->lastDataRow;
}
return [$startRow, $endRow];
}
private function getColumnsForColumnReference(string $reference, int $startRow, int $endRow): string
{
$columnsSelected = false;
foreach ($this->columns as $columnId => $columnName) {
$columnName = str_replace("\u{a0}", ' ', $columnName);
$cellFrom = "{$columnId}{$startRow}";
$cellTo = "{$columnId}{$endRow}";
$cellReference = ($cellFrom === $cellTo) ? $cellFrom : "{$cellFrom}:{$cellTo}";
$pattern = '/\[' . preg_quote($columnName, '/') . '\]/mui';
if (preg_match($pattern, $reference) === 1) {
$columnsSelected = true;
$reference = preg_replace($pattern, $cellReference, $reference);
}
/** @var string $reference */
}
if ($columnsSelected === false) {
return $this->fullData($startRow, $endRow);
}
return $reference;
}
}