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<?php
namespace PhpOffice\PhpSpreadsheet\Cell;
use DateTimeInterface;
use PhpOffice\PhpSpreadsheet\RichText\RichText;
use PhpOffice\PhpSpreadsheet\Shared\StringHelper;
class DefaultValueBinder implements IValueBinder
{
/**
* Bind value to a cell.
*
* @param Cell $cell Cell to bind value to
* @param mixed $value Value to bind in cell
*
* @return bool
*/
public function bindValue(Cell $cell, $value)
{
// sanitize UTF-8 strings
if (is_string($value)) {
$value = StringHelper::sanitizeUTF8($value);
} elseif (is_object($value)) {
// Handle any objects that might be injected
if ($value instanceof DateTimeInterface) {
$value = $value->format('Y-m-d H:i:s');
} elseif (!($value instanceof RichText)) {
$value = (string) $value;
}
}
// Set value explicit
$cell->setValueExplicit($value, static::dataTypeForValue($value));
// Done!
return true;
}
/**
* DataType for value.
*
* @param mixed $pValue
*
* @return string
*/
public static function dataTypeForValue($pValue)
{
// Match the value against a few data types
if ($pValue === null) {
return DataType::TYPE_NULL;
} elseif (is_float($pValue) || is_int($pValue)) {
return DataType::TYPE_NUMERIC;
} elseif (is_bool($pValue)) {
return DataType::TYPE_BOOL;
} elseif ($pValue === '') {
return DataType::TYPE_STRING;
} elseif ($pValue instanceof RichText) {
return DataType::TYPE_INLINE;
} elseif (is_string($pValue) && $pValue[0] === '=' && strlen($pValue) > 1) {
return DataType::TYPE_FORMULA;
} elseif (preg_match('/^[\+\-]?(\d+\\.?\d*|\d*\\.?\d+)([Ee][\-\+]?[0-2]?\d{1,3})?$/', $pValue)) {
$tValue = ltrim($pValue, '+-');
if (is_string($pValue) && $tValue[0] === '0' && strlen($tValue) > 1 && $tValue[1] !== '.') {
return DataType::TYPE_STRING;
} elseif ((strpos($pValue, '.') === false) && ($pValue > PHP_INT_MAX)) {
return DataType::TYPE_STRING;
} elseif (!is_numeric($pValue)) {
return DataType::TYPE_STRING;
}
return DataType::TYPE_NUMERIC;
} elseif (is_string($pValue)) {
$errorCodes = DataType::getErrorCodes();
if (isset($errorCodes[$pValue])) {
return DataType::TYPE_ERROR;
}
}
return DataType::TYPE_STRING;
}
}
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