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<?php |
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namespace Oc\FieldNotes\Import; |
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use Oc\FieldNotes\Exception\FileFormatException; |
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use Symfony\Component\HttpFoundation\File\File; |
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/** |
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* Class FileParser |
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* |
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* @package Oc\FieldNotes\Import |
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*/ |
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class FileParser |
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{ |
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/** |
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* @var StructMapper |
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*/ |
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private $structMapper; |
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/** |
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* FileParser constructor. |
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* |
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* @param StructMapper $structMapper |
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*/ |
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public function __construct(StructMapper $structMapper) |
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{ |
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$this->structMapper = $structMapper; |
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} |
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/** |
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* Parses the given file |
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* |
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* @param File $file |
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* |
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* @return array |
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* |
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* @throws FileFormatException |
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*/ |
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public function parseFile(File $file) |
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{ |
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$content = $this->getSanitizedFileContent($file); |
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$rows = $this->getRowsFromCsv($content); |
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return $this->structMapper->map($rows); |
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} |
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/** |
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* Fetches the content of the file and returns it. |
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* |
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* @param File $file |
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* |
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* @return string |
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*/ |
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private function getSanitizedFileContent(File $file) |
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{ |
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$content = file_get_contents($file->getRealPath()); |
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$content = str_replace("\xFF\xFE", '', $content); |
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$content = mb_convert_encoding($content, 'UTF-8', 'UTF-16LE'); |
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$content = str_replace("\r\n", "\n", $content); |
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return $content; |
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} |
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/** |
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* Fetches rows from csv content. |
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* |
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* @param string $content |
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* |
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* @return array |
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* |
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* @throws FileFormatException |
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*/ |
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private function getRowsFromCsv($content) |
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{ |
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$lines = explode("\n", $content); |
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$lines = array_filter($lines); |
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$rows = []; |
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foreach ($lines as $line) { |
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$row = str_getcsv($line); |
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$row = array_map('trim', $row); |
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if (count($row) !== 4) { |
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throw new FileFormatException('A row contains more or less than 4 columns'); |
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} |
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$rows[] = $row; |
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} |
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return $rows; |
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} |
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} |
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OpencachingDeutschland /
oc-server3
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