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<?php |
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declare(strict_types=1); |
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/** |
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* BEdita, API-first content management framework |
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* Copyright 2023 Atlas Srl, Chialab Srl |
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* |
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* This file is part of BEdita: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published |
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* by the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* See LICENSE.LGPL or <http://gnu.org/licenses/lgpl-3.0.html> for more details. |
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*/ |
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namespace BEdita\WebTools\Utility; |
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use Cake\Core\InstanceConfigTrait; |
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use Cake\Http\Exception\NotFoundException; |
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/** |
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* Trait for share Csv stuff. |
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*/ |
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trait CsvTrait |
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{ |
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use InstanceConfigTrait; |
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/** |
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* Progressively read a CSV file, line by line. |
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* |
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* @param string $path Path to CSV file. |
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* @return \Generator<array<string, string>> |
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*/ |
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public function readCsv($path): \Generator |
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{ |
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try { |
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$fh = fopen($path, 'rb'); |
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} catch (\Exception $e) { |
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throw new NotFoundException(sprintf('File not found: %s', $path)); |
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} |
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$options = $this->getConfig('csv'); |
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$delimiter = $options['delimiter']; |
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$enclosure = $options['enclosure']; |
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$escape = $options['escape']; |
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flock($fh, LOCK_SH); |
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$header = fgetcsv($fh, null, $delimiter, $enclosure, $escape); |
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$i = 0; |
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while (($row = fgetcsv($fh, null, $delimiter, $enclosure, $escape)) !== false) { |
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yield array_combine($header, $row); |
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$i++; |
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} |
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flock($fh, LOCK_UN); |
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fclose($fh); |
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} |
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} |
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