| 1 |
<?php |
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|
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namespace TablePress\PhpOffice\PhpSpreadsheet\Reader; |
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|
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use TablePress\PhpOffice\PhpSpreadsheet\Calculation\Calculation; |
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use TablePress\PhpOffice\PhpSpreadsheet\Cell\Cell; |
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use TablePress\PhpOffice\PhpSpreadsheet\Cell\Coordinate; |
| 8 |
use TablePress\PhpOffice\PhpSpreadsheet\Reader\Csv\Delimiter; |
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use TablePress\PhpOffice\PhpSpreadsheet\Reader\Exception as ReaderException; |
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use TablePress\PhpOffice\PhpSpreadsheet\Shared\StringHelper; |
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use TablePress\PhpOffice\PhpSpreadsheet\Spreadsheet; |
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use TablePress\PhpOffice\PhpSpreadsheet\Worksheet\Worksheet; |
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use Throwable; |
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|
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class Csv extends BaseReader |
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{ |
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const DEFAULT_FALLBACK_ENCODING = 'CP1252'; |
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const GUESS_ENCODING = 'guess'; |
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const UTF8_BOM = "\xEF\xBB\xBF"; |
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const UTF8_BOM_LEN = 3; |
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const UTF16BE_BOM = "\xfe\xff"; |
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const UTF16BE_BOM_LEN = 2; |
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const UTF16BE_LF = "\x00\x0a"; |
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const UTF16LE_BOM = "\xff\xfe"; |
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const UTF16LE_BOM_LEN = 2; |
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const UTF16LE_LF = "\x0a\x00"; |
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const UTF32BE_BOM = "\x00\x00\xfe\xff"; |
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const UTF32BE_BOM_LEN = 4; |
| 29 |
const UTF32BE_LF = "\x00\x00\x00\x0a"; |
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const UTF32LE_BOM = "\xff\xfe\x00\x00"; |
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const UTF32LE_BOM_LEN = 4; |
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const UTF32LE_LF = "\x0a\x00\x00\x00"; |
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|
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/** |
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* Input encoding. |
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*/ |
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protected string $inputEncoding = 'UTF-8'; |
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|
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/** |
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* Fallback encoding if guess strikes out. |
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*/ |
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protected string $fallbackEncoding = self::DEFAULT_FALLBACK_ENCODING; |
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|
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/** |
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* Delimiter. |
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*/ |
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protected ?string $delimiter = null; |
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|
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/** |
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* Enclosure. |
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*/ |
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protected string $enclosure = '"'; |
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|
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/** |
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* Sheet index to read. |
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*/ |
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protected int $sheetIndex = 0; |
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|
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/** |
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* Load rows contiguously. |
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*/ |
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protected bool $contiguous = false; |
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|
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/** |
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* The character that can escape the enclosure. |
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* This will probably become unsupported in Php 9. |
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* Not yet ready to mark deprecated in order to give users |
| 68 |
* a migration path. |
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* Strongly encourage that this value be set to null-string. |
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*/ |
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protected ?string $escapeCharacter = null; |
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|
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/** |
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* Callback for setting defaults in construction. |
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* |
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* @var ?callable |
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*/ |
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protected static $constructorCallback; |
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|
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/** Changed from true to false in release 4.0.0 */ |
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public const DEFAULT_TEST_AUTODETECT = false; |
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|
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/** |
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* Attempt autodetect line endings (deprecated after PHP8.1)? |
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*/ |
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protected bool $testAutodetect = self::DEFAULT_TEST_AUTODETECT; |
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|
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protected bool $castFormattedNumberToNumeric = false; |
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|
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protected bool $preserveNumericFormatting = false; |
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|
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protected bool $preserveNullString = false; |
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|
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protected bool $sheetNameIsFileName = false; |
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|
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protected ?string $getTrue = null; |
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|
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protected ?string $getFalse = null; |
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|
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protected ?string $thousandsSeparator = null; |
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|
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protected ?string $decimalSeparator = null; |
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|
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/** |
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* Create a new CSV Reader instance. |
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*/ |
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public function __construct() |
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{ |
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parent::__construct(); |
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$callback = static::$constructorCallback; |
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if ($callback !== null) { |
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$callback($this); |
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} |
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} |
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|
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/** |
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* Set a callback to change the defaults. |
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* |
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* The callback must accept the Csv Reader object as the first parameter, |
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* and it should return void. |
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*/ |
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public static function setConstructorCallback(?callable $callback): void |
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{ |
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static::$constructorCallback = $callback; |
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} |
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|
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public static function getConstructorCallback(): ?callable |
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{ |
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return static::$constructorCallback; |
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} |
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|
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public function setInputEncoding(string $encoding): self |
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{ |
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$this->inputEncoding = $encoding; |
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|
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return $this; |
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} |
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|
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public function getInputEncoding(): string |
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{ |
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return $this->inputEncoding; |
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} |
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|
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public function setFallbackEncoding(string $fallbackEncoding): self |
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{ |
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$this->fallbackEncoding = $fallbackEncoding; |
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|
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return $this; |
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} |
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|
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public function getFallbackEncoding(): string |
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{ |
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return $this->fallbackEncoding; |
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} |
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|
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/** |
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* Move filepointer past any BOM marker. |
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*/ |
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protected function skipBOM(): void |
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{ |
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rewind($this->fileHandle); |
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|
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if (fgets($this->fileHandle, self::UTF8_BOM_LEN + 1) !== self::UTF8_BOM) { |
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rewind($this->fileHandle); |
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} |
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} |
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|
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/** |
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* Identify any separator that is explicitly set in the file. |
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*/ |
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protected function checkSeparator(): void |
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{ |
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$line = fgets($this->fileHandle); |
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if ($line === false) { |
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return; |
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} |
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|
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if ((strlen(trim($line, "\r\n")) == 5) && (stripos($line, 'sep=') === 0)) { |
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$this->delimiter = (string) substr($line, 4, 1); |
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|
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return; |
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} |
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|
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$this->skipBOM(); |
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} |
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|
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/** |
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* Infer the separator if it isn't explicitly set in the file or specified by the user. |
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*/ |
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protected function inferSeparator(): void |
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{ |
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$temp = $this->delimiter; |
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if ($temp !== null) { |
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return; |
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} |
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|
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$inferenceEngine = new Delimiter($this->fileHandle, $this->getEscapeCharacter(), $this->enclosure); |
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|
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// If number of lines is 0, nothing to infer : fall back to the default |
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if ($inferenceEngine->linesCounted() === 0) { |
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$this->delimiter = $inferenceEngine->getDefaultDelimiter(); |
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$this->skipBOM(); |
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|
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return; |
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} |
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|
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$this->delimiter = $inferenceEngine->infer(); |
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|
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// If no delimiter could be detected, fall back to the default |
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if ($this->delimiter === null) { |
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$this->delimiter = $inferenceEngine->getDefaultDelimiter(); |
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} |
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|
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$this->skipBOM(); |
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} |
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|
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/** |
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* Return worksheet info (Name, Last Column Letter, Last Column Index, Total Rows, Total Columns). |
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* |
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* @return array<int, array{worksheetName: string, lastColumnLetter: string, lastColumnIndex: int, totalRows: int, totalColumns: int, sheetState: string}> |
| 221 |
*/ |
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public function listWorksheetInfo(string $filename): array |
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{ |
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// Open file |
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$this->openFileOrMemory($filename); |
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$fileHandle = $this->fileHandle; |
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|
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// Skip BOM, if any |
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$this->skipBOM(); |
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$this->checkSeparator(); |
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$this->inferSeparator(); |
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|
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$worksheetInfo = [ |
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[ |
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'worksheetName' => 'Worksheet', |
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'lastColumnLetter' => 'A', |
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'lastColumnIndex' => 0, |
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'totalRows' => 0, |
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'totalColumns' => 0, |
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], |
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]; |
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$delimiter = $this->delimiter ?? ''; |
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|
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// Loop through each line of the file in turn |
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$rowData = self::getCsv($fileHandle, 0, $delimiter, $this->enclosure, $this->escapeCharacter); |
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while (is_array($rowData)) { |
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++$worksheetInfo[0]['totalRows']; |
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$worksheetInfo[0]['lastColumnIndex'] = max($worksheetInfo[0]['lastColumnIndex'], count($rowData) - 1); |
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$rowData = self::getCsv($fileHandle, 0, $delimiter, $this->enclosure, $this->escapeCharacter); |
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} |
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|
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$worksheetInfo[0]['lastColumnLetter'] = Coordinate::stringFromColumnIndex($worksheetInfo[0]['lastColumnIndex'] + 1, true); |
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$worksheetInfo[0]['totalColumns'] = $worksheetInfo[0]['lastColumnIndex'] + 1; |
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$worksheetInfo[0]['sheetState'] = Worksheet::SHEETSTATE_VISIBLE; |
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|
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// Close file |
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fclose($fileHandle); |
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|
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return $worksheetInfo; |
| 260 |
} |
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|
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/** |
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* Loads Spreadsheet from file. |
| 264 |
*/ |
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protected function loadSpreadsheetFromFile(string $filename): Spreadsheet |
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{ |
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$spreadsheet = $this->newSpreadsheet(); |
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$spreadsheet->setValueBinder($this->valueBinder); |
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|
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// Load into this instance |
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return $this->loadIntoExisting($filename, $spreadsheet); |
| 272 |
} |
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|
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/** |
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* Loads Spreadsheet from string. |
| 276 |
*/ |
| 277 |
public function loadSpreadsheetFromString(string $contents): Spreadsheet |
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{ |
| 279 |
$spreadsheet = $this->newSpreadsheet(); |
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$spreadsheet->setValueBinder($this->valueBinder); |
| 281 |
|
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// Load into this instance |
| 283 |
return $this->loadStringOrFile('data://text/plain,' . urlencode($contents), $spreadsheet, true); |
| 284 |
} |
| 285 |
|
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private function openFileOrMemory(string $filename): void |
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{ |
| 288 |
// Open file |
| 289 |
$fhandle = $this->canRead($filename); |
| 290 |
if (!$fhandle) { |
| 291 |
throw new ReaderException($filename . ' is an Invalid Spreadsheet file.'); |
| 292 |
} |
| 293 |
if ($this->inputEncoding === 'UTF-8') { |
| 294 |
$encoding = self::guessEncodingBom($filename); |
| 295 |
if ($encoding !== '') { |
| 296 |
$this->inputEncoding = $encoding; |
| 297 |
} |
| 298 |
} |
| 299 |
if ($this->inputEncoding === self::GUESS_ENCODING) { |
| 300 |
$this->inputEncoding = self::guessEncoding($filename, $this->fallbackEncoding); |
| 301 |
} |
| 302 |
$this->openFile($filename); |
| 303 |
if ($this->inputEncoding !== 'UTF-8') { |
| 304 |
$this->convertNonUtf8($filename); |
| 305 |
} |
| 306 |
} |
| 307 |
|
| 308 |
protected function convertNonUtf8(string $filename): void |
| 309 |
{ |
| 310 |
fclose($this->fileHandle); |
| 311 |
$entireFile = file_get_contents($filename); |
| 312 |
if ($entireFile === false) { |
| 313 |
throw new ReaderException("Unable to get contents of $filename"); // @codeCoverageIgnore |
| 314 |
} |
| 315 |
$fileHandle = fopen('php://memory', 'r+b'); |
| 316 |
if ($fileHandle === false) { |
| 317 |
throw new ReaderException('Unable to open php://memory'); // @codeCoverageIgnore |
| 318 |
} |
| 319 |
$this->fileHandle = $fileHandle; |
| 320 |
$data = StringHelper::convertEncoding($entireFile, 'UTF-8', $this->inputEncoding); |
| 321 |
fwrite($this->fileHandle, $data); |
| 322 |
$this->skipBOM(); |
| 323 |
} |
| 324 |
|
| 325 |
public function setTestAutoDetect(bool $value): self |
| 326 |
{ |
| 327 |
$this->testAutodetect = $value; |
| 328 |
|
| 329 |
return $this; |
| 330 |
} |
| 331 |
|
| 332 |
private function setAutoDetect(?string $value, int $version = PHP_VERSION_ID): ?string |
| 333 |
{ |
| 334 |
$retVal = null; |
| 335 |
if ($value !== null && $this->testAutodetect && $version < 90000) { |
| 336 |
$retVal2 = @ini_set('auto_detect_line_endings', $value); |
| 337 |
if (is_string($retVal2)) { |
| 338 |
$retVal = $retVal2; |
| 339 |
} |
| 340 |
} |
| 341 |
|
| 342 |
return $retVal; |
| 343 |
} |
| 344 |
|
| 345 |
public function castFormattedNumberToNumeric( |
| 346 |
bool $castFormattedNumberToNumeric, |
| 347 |
bool $preserveNumericFormatting = false |
| 348 |
): void { |
| 349 |
$this->castFormattedNumberToNumeric = $castFormattedNumberToNumeric; |
| 350 |
$this->preserveNumericFormatting = $preserveNumericFormatting; |
| 351 |
} |
| 352 |
|
| 353 |
/** |
| 354 |
* Open data uri for reading. |
| 355 |
*/ |
| 356 |
private function openDataUri(string $filename): void |
| 357 |
{ |
| 358 |
$fileHandle = fopen($filename, 'rb'); |
| 359 |
if ($fileHandle === false) { |
| 360 |
// @codeCoverageIgnoreStart |
| 361 |
throw new ReaderException('Could not open file ' . $filename . ' for reading.'); |
| 362 |
// @codeCoverageIgnoreEnd |
| 363 |
} |
| 364 |
|
| 365 |
$this->fileHandle = $fileHandle; |
| 366 |
} |
| 367 |
|
| 368 |
/** |
| 369 |
* Loads PhpSpreadsheet from file into PhpSpreadsheet instance. |
| 370 |
*/ |
| 371 |
public function loadIntoExisting(string $filename, Spreadsheet $spreadsheet): Spreadsheet |
| 372 |
{ |
| 373 |
return $this->loadStringOrFile($filename, $spreadsheet, false); |
| 374 |
} |
| 375 |
|
| 376 |
/** |
| 377 |
* Loads PhpSpreadsheet from file into PhpSpreadsheet instance. |
| 378 |
*/ |
| 379 |
private function loadStringOrFile(string $filename, Spreadsheet $spreadsheet, bool $dataUri): Spreadsheet |
| 380 |
{ |
| 381 |
// Deprecated in Php8.1 |
| 382 |
$iniset = $this->setAutoDetect('1'); |
| 383 |
|
| 384 |
try { |
| 385 |
$this->loadStringOrFile2($filename, $spreadsheet, $dataUri); |
| 386 |
$this->setAutoDetect($iniset); |
| 387 |
} catch (Throwable $e) { |
| 388 |
$this->setAutoDetect($iniset); |
| 389 |
|
| 390 |
throw $e; |
| 391 |
} |
| 392 |
|
| 393 |
return $spreadsheet; |
| 394 |
} |
| 395 |
|
| 396 |
private function loadStringOrFile2(string $filename, Spreadsheet $spreadsheet, bool $dataUri): void |
| 397 |
{ |
| 398 |
|
| 399 |
// Open file |
| 400 |
if ($dataUri) { |
| 401 |
$this->openDataUri($filename); |
| 402 |
} else { |
| 403 |
$this->openFileOrMemory($filename); |
| 404 |
} |
| 405 |
$fileHandle = $this->fileHandle; |
| 406 |
|
| 407 |
// Skip BOM, if any |
| 408 |
$this->skipBOM(); |
| 409 |
$this->checkSeparator(); |
| 410 |
$this->inferSeparator(); |
| 411 |
|
| 412 |
// Create new PhpSpreadsheet object |
| 413 |
while ($spreadsheet->getSheetCount() <= $this->sheetIndex) { |
| 414 |
$spreadsheet->createSheet(); |
| 415 |
} |
| 416 |
$sheet = $spreadsheet->setActiveSheetIndex($this->sheetIndex); |
| 417 |
if ($this->sheetNameIsFileName) { |
| 418 |
$sheet->setTitle(substr(basename($filename, '.csv'), 0, Worksheet::SHEET_TITLE_MAXIMUM_LENGTH)); |
| 419 |
} |
| 420 |
|
| 421 |
// Set our starting row based on whether we're in contiguous mode or not |
| 422 |
$currentRow = 1; |
| 423 |
$outRow = 0; |
| 424 |
|
| 425 |
// Loop through each line of the file in turn |
| 426 |
$delimiter = $this->delimiter ?? ''; |
| 427 |
$rowData = self::getCsv($fileHandle, 0, $delimiter, $this->enclosure, $this->escapeCharacter); |
| 428 |
$valueBinder = $this->valueBinder ?? Cell::getValueBinder(); |
| 429 |
$preserveBooleanString = method_exists($valueBinder, 'getBooleanConversion') && $valueBinder->getBooleanConversion(); |
| 430 |
$this->getTrue ??= Calculation::getTRUE(); |
| 431 |
$this->getFalse ??= Calculation::getFALSE(); |
| 432 |
$this->thousandsSeparator ??= StringHelper::getThousandsSeparator(); |
| 433 |
$this->decimalSeparator ??= StringHelper::getDecimalSeparator(); |
| 434 |
while (is_array($rowData)) { |
| 435 |
$noOutputYet = true; |
| 436 |
$columnLetter = 'A'; |
| 437 |
foreach ($rowData as $rowDatum) { |
| 438 |
if ($preserveBooleanString) { |
| 439 |
$rowDatum = $rowDatum ?? ''; |
| 440 |
} else { |
| 441 |
$this->convertBoolean($rowDatum); |
| 442 |
} |
| 443 |
$numberFormatMask = $this->castFormattedNumberToNumeric ? $this->convertFormattedNumber($rowDatum) : ''; |
| 444 |
if (($rowDatum !== '' || $this->preserveNullString) && $this->readFilter->readCell($columnLetter, $currentRow)) { |
| 445 |
if ($this->contiguous) { |
| 446 |
if ($noOutputYet) { |
| 447 |
$noOutputYet = false; |
| 448 |
++$outRow; |
| 449 |
} |
| 450 |
} else { |
| 451 |
$outRow = $currentRow; |
| 452 |
} |
| 453 |
// Set basic styling for the value (Note that this could be overloaded by styling in a value binder) |
| 454 |
if ($numberFormatMask !== '') { |
| 455 |
$sheet->getStyle($columnLetter . $outRow) |
| 456 |
->getNumberFormat() |
| 457 |
->setFormatCode($numberFormatMask); |
| 458 |
} |
| 459 |
// Set cell value |
| 460 |
$sheet->getCell($columnLetter . $outRow)->setValue($rowDatum); |
| 461 |
} |
| 462 |
StringHelper::stringIncrement($columnLetter); |
| 463 |
} |
| 464 |
$rowData = self::getCsv($fileHandle, 0, $delimiter, $this->enclosure, $this->escapeCharacter); |
| 465 |
++$currentRow; |
| 466 |
} |
| 467 |
|
| 468 |
// Close file |
| 469 |
fclose($fileHandle); |
| 470 |
} |
| 471 |
|
| 472 |
/** |
| 473 |
* Convert string true/false to boolean, and null to null-string. |
| 474 |
* @param mixed $rowDatum |
| 475 |
*/ |
| 476 |
private function convertBoolean(&$rowDatum): void |
| 477 |
{ |
| 478 |
if (is_string($rowDatum)) { |
| 479 |
if (strcasecmp((string) $this->getTrue, $rowDatum) === 0 || strcasecmp('true', $rowDatum) === 0) { |
| 480 |
$rowDatum = true; |
| 481 |
} elseif (strcasecmp((string) $this->getFalse, $rowDatum) === 0 || strcasecmp('false', $rowDatum) === 0) { |
| 482 |
$rowDatum = false; |
| 483 |
} |
| 484 |
} else { |
| 485 |
$rowDatum = $rowDatum ?? ''; |
| 486 |
} |
| 487 |
} |
| 488 |
|
| 489 |
/** |
| 490 |
* Convert numeric strings to int or float values. |
| 491 |
* @param mixed $rowDatum |
| 492 |
*/ |
| 493 |
private function convertFormattedNumber(&$rowDatum): string |
| 494 |
{ |
| 495 |
$numberFormatMask = ''; |
| 496 |
if ($this->castFormattedNumberToNumeric === true && is_string($rowDatum)) { |
| 497 |
$numeric = str_replace( |
| 498 |
[(string) $this->thousandsSeparator, (string) $this->decimalSeparator], |
| 499 |
['', '.'], |
| 500 |
$rowDatum |
| 501 |
); |
| 502 |
|
| 503 |
if (is_numeric($numeric)) { |
| 504 |
$decimalPos = strpos($rowDatum, (string) $this->decimalSeparator); |
| 505 |
if ($this->preserveNumericFormatting === true) { |
| 506 |
$numberFormatMask = (str_contains($rowDatum, (string) $this->thousandsSeparator)) |
| 507 |
? '#,##0' : '0'; |
| 508 |
if ($decimalPos !== false) { |
| 509 |
$decimals = strlen($rowDatum) - $decimalPos - 1; |
| 510 |
$numberFormatMask .= '.' . str_repeat('0', min($decimals, 6)); |
| 511 |
} |
| 512 |
} |
| 513 |
|
| 514 |
$rowDatum = ($decimalPos !== false) ? (float) $numeric : (int) $numeric; |
| 515 |
} |
| 516 |
} |
| 517 |
|
| 518 |
return $numberFormatMask; |
| 519 |
} |
| 520 |
|
| 521 |
public function getDelimiter(): ?string |
| 522 |
{ |
| 523 |
return $this->delimiter; |
| 524 |
} |
| 525 |
|
| 526 |
public function setDelimiter(?string $delimiter): self |
| 527 |
{ |
| 528 |
$this->delimiter = $delimiter; |
| 529 |
|
| 530 |
return $this; |
| 531 |
} |
| 532 |
|
| 533 |
public function getEnclosure(): string |
| 534 |
{ |
| 535 |
return $this->enclosure; |
| 536 |
} |
| 537 |
|
| 538 |
public function setEnclosure(string $enclosure): self |
| 539 |
{ |
| 540 |
if ($enclosure == '') { |
| 541 |
$enclosure = '"'; |
| 542 |
} |
| 543 |
$this->enclosure = $enclosure; |
| 544 |
|
| 545 |
return $this; |
| 546 |
} |
| 547 |
|
| 548 |
public function getSheetIndex(): int |
| 549 |
{ |
| 550 |
return $this->sheetIndex; |
| 551 |
} |
| 552 |
|
| 553 |
public function setSheetIndex(int $indexValue): self |
| 554 |
{ |
| 555 |
$this->sheetIndex = $indexValue; |
| 556 |
|
| 557 |
return $this; |
| 558 |
} |
| 559 |
|
| 560 |
public function setContiguous(bool $contiguous): self |
| 561 |
{ |
| 562 |
$this->contiguous = $contiguous; |
| 563 |
|
| 564 |
return $this; |
| 565 |
} |
| 566 |
|
| 567 |
public function getContiguous(): bool |
| 568 |
{ |
| 569 |
return $this->contiguous; |
| 570 |
} |
| 571 |
|
| 572 |
/** |
| 573 |
* Php9 intends to drop support for this parameter in fgetcsv. |
| 574 |
* Not yet ready to mark deprecated in order to give users |
| 575 |
* a migration path. |
| 576 |
*/ |
| 577 |
public function setEscapeCharacter(string $escapeCharacter, int $version = PHP_VERSION_ID): self |
| 578 |
{ |
| 579 |
if ($version >= 90000 && $escapeCharacter !== '') { |
| 580 |
throw new ReaderException('Escape character must be null string for Php9+'); |
| 581 |
} |
| 582 |
|
| 583 |
$this->escapeCharacter = $escapeCharacter; |
| 584 |
|
| 585 |
return $this; |
| 586 |
} |
| 587 |
|
| 588 |
public function getEscapeCharacter(int $version = PHP_VERSION_ID): string |
| 589 |
{ |
| 590 |
return $this->escapeCharacter ?? self::getDefaultEscapeCharacter($version); |
| 591 |
} |
| 592 |
|
| 593 |
/** |
| 594 |
* Can the current IReader read the file? |
| 595 |
*/ |
| 596 |
public function canRead(string $filename): bool |
| 597 |
{ |
| 598 |
// Check if file exists |
| 599 |
try { |
| 600 |
$this->openFile($filename); |
| 601 |
} catch (ReaderException $exception) { |
| 602 |
return false; |
| 603 |
} |
| 604 |
|
| 605 |
fclose($this->fileHandle); |
| 606 |
|
| 607 |
// Trust file extension if any |
| 608 |
$extension = strtolower(pathinfo($filename, PATHINFO_EXTENSION)); |
| 609 |
if (in_array($extension, ['csv', 'tsv'])) { |
| 610 |
return true; |
| 611 |
} |
| 612 |
|
| 613 |
// TablePress: Add a `function_exists()` check around `mime_type_content()` as the PHP fileinfo extension might not be loaded. |
| 614 |
if ( function_exists( 'mime_content_type' ) ) { |
| 615 |
// Attempt to guess mimetype |
| 616 |
$type = mime_content_type($filename); |
| 617 |
$supportedTypes = [ |
| 618 |
'application/csv', |
| 619 |
'text/csv', |
| 620 |
'text/plain', |
| 621 |
'inode/x-empty', |
| 622 |
'application/x-empty', // has now replaced previous |
| 623 |
'text/html', |
| 624 |
]; |
| 625 |
|
| 626 |
return in_array($type, $supportedTypes, true); |
| 627 |
} else { |
| 628 |
return false; |
| 629 |
} |
| 630 |
|
| 631 |
} |
| 632 |
|
| 633 |
private static function guessEncodingTestNoBom(string &$encoding, string &$contents, string $compare, string $setEncoding): void |
| 634 |
{ |
| 635 |
if ($encoding === '') { |
| 636 |
$pos = strpos($contents, $compare); |
| 637 |
if ($pos !== false && $pos % strlen($compare) === 0) { |
| 638 |
$encoding = $setEncoding; |
| 639 |
} |
| 640 |
} |
| 641 |
} |
| 642 |
|
| 643 |
private static function guessEncodingNoBom(string $filename): string |
| 644 |
{ |
| 645 |
$encoding = ''; |
| 646 |
$contents = (string) file_get_contents($filename); |
| 647 |
self::guessEncodingTestNoBom($encoding, $contents, self::UTF32BE_LF, 'UTF-32BE'); |
| 648 |
self::guessEncodingTestNoBom($encoding, $contents, self::UTF32LE_LF, 'UTF-32LE'); |
| 649 |
self::guessEncodingTestNoBom($encoding, $contents, self::UTF16BE_LF, 'UTF-16BE'); |
| 650 |
self::guessEncodingTestNoBom($encoding, $contents, self::UTF16LE_LF, 'UTF-16LE'); |
| 651 |
if ($encoding === '' && preg_match('//u', $contents) === 1) { |
| 652 |
$encoding = 'UTF-8'; |
| 653 |
} |
| 654 |
|
| 655 |
return $encoding; |
| 656 |
} |
| 657 |
|
| 658 |
private static function guessEncodingTestBom(string &$encoding, string $first4, string $compare, string $setEncoding): void |
| 659 |
{ |
| 660 |
if ($encoding === '') { |
| 661 |
if (str_starts_with($first4, $compare)) { |
| 662 |
$encoding = $setEncoding; |
| 663 |
} |
| 664 |
} |
| 665 |
} |
| 666 |
|
| 667 |
public static function guessEncodingBom(string $filename, ?string $convertString = null): string |
| 668 |
{ |
| 669 |
$encoding = ''; |
| 670 |
$first4 = $convertString ?? (string) file_get_contents($filename, false, null, 0, 4); |
| 671 |
self::guessEncodingTestBom($encoding, $first4, self::UTF8_BOM, 'UTF-8'); |
| 672 |
self::guessEncodingTestBom($encoding, $first4, self::UTF16BE_BOM, 'UTF-16BE'); |
| 673 |
self::guessEncodingTestBom($encoding, $first4, self::UTF32BE_BOM, 'UTF-32BE'); |
| 674 |
self::guessEncodingTestBom($encoding, $first4, self::UTF32LE_BOM, 'UTF-32LE'); |
| 675 |
self::guessEncodingTestBom($encoding, $first4, self::UTF16LE_BOM, 'UTF-16LE'); |
| 676 |
|
| 677 |
return $encoding; |
| 678 |
} |
| 679 |
|
| 680 |
public static function guessEncoding(string $filename, string $dflt = self::DEFAULT_FALLBACK_ENCODING): string |
| 681 |
{ |
| 682 |
$encoding = self::guessEncodingBom($filename); |
| 683 |
if ($encoding === '') { |
| 684 |
$encoding = self::guessEncodingNoBom($filename); |
| 685 |
} |
| 686 |
|
| 687 |
return ($encoding === '') ? $dflt : $encoding; |
| 688 |
} |
| 689 |
|
| 690 |
public function setPreserveNullString(bool $value): self |
| 691 |
{ |
| 692 |
$this->preserveNullString = $value; |
| 693 |
|
| 694 |
return $this; |
| 695 |
} |
| 696 |
|
| 697 |
public function getPreserveNullString(): bool |
| 698 |
{ |
| 699 |
return $this->preserveNullString; |
| 700 |
} |
| 701 |
|
| 702 |
public function setSheetNameIsFileName(bool $sheetNameIsFileName): self |
| 703 |
{ |
| 704 |
$this->sheetNameIsFileName = $sheetNameIsFileName; |
| 705 |
|
| 706 |
return $this; |
| 707 |
} |
| 708 |
|
| 709 |
/** |
| 710 |
* Php8.4 deprecates use of anything other than null string |
| 711 |
* as escape Character. |
| 712 |
* |
| 713 |
* @param resource $stream |
| 714 |
* @param null|int<0, max> $length |
| 715 |
* |
| 716 |
* @return mixed[]|false |
| 717 |
*/ |
| 718 |
private static function getCsv( |
| 719 |
$stream, |
| 720 |
?int $length = null, |
| 721 |
string $separator = ',', |
| 722 |
string $enclosure = '"', |
| 723 |
?string $escape = null, |
| 724 |
int $version = PHP_VERSION_ID |
| 725 |
) { |
| 726 |
$escape = $escape ?? self::getDefaultEscapeCharacter(); |
| 727 |
if ($version >= 80400 && $escape !== '') { |
| 728 |
return @fgetcsv($stream, $length, $separator, $enclosure, $escape); |
| 729 |
} |
| 730 |
|
| 731 |
return fgetcsv($stream, $length, $separator, $enclosure, $escape); |
| 732 |
} |
| 733 |
|
| 734 |
public static function affectedByPhp9( |
| 735 |
string $filename, |
| 736 |
string $inputEncoding = 'UTF-8', |
| 737 |
?string $delimiter = null, |
| 738 |
string $enclosure = '"', |
| 739 |
string $escapeCharacter = '\\', |
| 740 |
int $version = PHP_VERSION_ID |
| 741 |
): bool { |
| 742 |
if ($version < 70400 || $version >= 90000) { |
| 743 |
throw new ReaderException('Function valid only for Php7.4 or Php8'); |
| 744 |
} |
| 745 |
$reader1 = new self(); |
| 746 |
$reader1->setInputEncoding($inputEncoding) |
| 747 |
->setTestAutoDetect(true) |
| 748 |
->setEscapeCharacter($escapeCharacter) |
| 749 |
->setDelimiter($delimiter) |
| 750 |
->setEnclosure($enclosure); |
| 751 |
$spreadsheet1 = $reader1->load($filename); |
| 752 |
$sheet1 = $spreadsheet1->getActiveSheet(); |
| 753 |
$array1 = $sheet1->toArray(null, false, false); |
| 754 |
$spreadsheet1->disconnectWorksheets(); |
| 755 |
|
| 756 |
$reader2 = new self(); |
| 757 |
$reader2->setInputEncoding($inputEncoding) |
| 758 |
->setTestAutoDetect(false) |
| 759 |
->setEscapeCharacter('') |
| 760 |
->setDelimiter($delimiter) |
| 761 |
->setEnclosure($enclosure); |
| 762 |
$spreadsheet2 = $reader2->load($filename); |
| 763 |
$sheet2 = $spreadsheet2->getActiveSheet(); |
| 764 |
$array2 = $sheet2->toArray(null, false, false); |
| 765 |
$spreadsheet2->disconnectWorksheets(); |
| 766 |
|
| 767 |
return $array1 !== $array2; |
| 768 |
} |
| 769 |
|
| 770 |
/** |
| 771 |
* The character that will be supplied to fgetcsv |
| 772 |
* when escapeCharacter is null. |
| 773 |
* It is anticipated that it will conditionally be set |
| 774 |
* to null-string for Php9 and above. |
| 775 |
*/ |
| 776 |
private static function getDefaultEscapeCharacter(int $version = PHP_VERSION_ID): string |
| 777 |
{ |
| 778 |
return $version < 90000 ? '\\' : ''; |
| 779 |
} |
| 780 |
|
| 781 |
public function setGetTrue(?string $getTrue): self |
| 782 |
{ |
| 783 |
$this->getTrue = $getTrue; |
| 784 |
|
| 785 |
return $this; |
| 786 |
} |
| 787 |
|
| 788 |
public function setGetFalse(?string $getFalse): self |
| 789 |
{ |
| 790 |
$this->getFalse = $getFalse; |
| 791 |
|
| 792 |
return $this; |
| 793 |
} |
| 794 |
|
| 795 |
public function setDecimalSeparator(?string $decimalSeparator): self |
| 796 |
{ |
| 797 |
$this->decimalSeparator = $decimalSeparator; |
| 798 |
|
| 799 |
return $this; |
| 800 |
} |
| 801 |
|
| 802 |
public function setThousandsSeparator(?string $thousandsSeparator): self |
| 803 |
{ |
| 804 |
$this->thousandsSeparator = $thousandsSeparator; |
| 805 |
|
| 806 |
return $this; |
| 807 |
} |
| 808 |
} |
| 809 |
|
