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<?php |
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/** |
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* CSV Generator Class |
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* |
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* @author Marcus Jaschen <[email protected]> |
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* @license http://www.opensource.org/licenses/mit-license MIT License |
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* @link https://github.com/mjaschen/collmex |
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*/ |
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namespace MarcusJaschen\Collmex\Csv; |
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/** |
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* CSV Generator Class |
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* |
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* @author Marcus Jaschen <[email protected]> |
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* @license http://www.opensource.org/licenses/mit-license MIT License |
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* @link https://github.com/mjaschen/collmex |
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*/ |
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class SimpleGenerator implements GeneratorInterface |
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{ |
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/** |
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* @var string |
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*/ |
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protected $delimiter; |
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/** |
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* @var string |
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*/ |
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protected $enclosure; |
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/** |
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* @param string $delimiter |
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* @param string $enclosure |
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*/ |
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public function __construct($delimiter = ';', $enclosure = '"') |
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{ |
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$this->delimiter = $delimiter; |
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$this->enclosure = $enclosure; |
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} |
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/** |
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* Generates a CSV string from given array data |
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* |
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* @param array $data |
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* |
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* @throws \RuntimeException |
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* |
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* @return string |
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*/ |
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public function generate(array $data) |
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{ |
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$fileHandle = fopen('php://temp', 'w'); |
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if (! $fileHandle) { |
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throw new \RuntimeException("Cannot open temp file handle (php://temp)"); |
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} |
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if (! is_array($data[0])) { |
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$data = [$data]; |
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} |
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$tmpPlaceholder = 'MJASCHEN_COLLMEX_WORKAROUND_PHP_BUG_43225_' . time(); |
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foreach ($data as $line) { |
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// workaround for PHP bug 43225: temporarily insert a placeholder |
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// between a backslash directly followed by a double-quote (for |
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// string field values only) |
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array_walk($line, function (&$item) use ($tmpPlaceholder) { |
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if (! is_string($item)) { |
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return; |
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} |
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$item = preg_replace('/(\\\\+)"/m', '$1' . $tmpPlaceholder . '"', $item); |
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}); |
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fputcsv($fileHandle, $line, $this->delimiter, $this->enclosure); |
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} |
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rewind($fileHandle); |
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$csv = stream_get_contents($fileHandle); |
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fclose($fileHandle); |
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// remove the temporary placeholder from the final CSV string |
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$csv = str_replace($tmpPlaceholder, '', $csv); |
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return $csv; |
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} |
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} |
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mjaschen /
collmex
