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<?php |
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namespace Mathielen\ImportEngine\Storage; |
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use Ddeboer\DataImport\Reader\ArrayReader; |
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use Ddeboer\DataImport\Reader\CsvReader; |
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use Mathielen\DataImport\Reader\ExcelReader; |
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use Ddeboer\DataImport\Reader\ReaderInterface; |
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use Mathielen\DataImport\Writer\CsvWriter; |
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use Mathielen\DataImport\Writer\ExcelWriter; |
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use Mathielen\DataImport\Writer\XmlWriter; |
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use Ddeboer\DataImport\Writer\WriterInterface; |
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use Mathielen\DataImport\Reader\XmlReader; |
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use Mathielen\ImportEngine\Storage\Format\CompressedFormat; |
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use Mathielen\ImportEngine\Storage\Format\Format; |
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use Mathielen\ImportEngine\Storage\Format\CsvFormat; |
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use Mathielen\ImportEngine\Storage\Format\ExcelFormat; |
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use Mathielen\ImportEngine\Storage\Format\JsonFormat; |
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use Mathielen\ImportEngine\Storage\Format\XmlFormat; |
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use Mathielen\ImportEngine\Exception\InvalidConfigurationException; |
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class LocalFileStorage implements StorageFormatInterface, RecognizableStorageInterface |
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{ |
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/** |
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* @var \SplFileInfo |
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*/ |
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private $file; |
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/** |
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* @var Format |
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*/ |
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private $format; |
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/** |
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* @var ReaderInterface |
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*/ |
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private $reader; |
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/** |
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* @var WriterInterface |
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*/ |
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private $writer; |
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/** |
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* @var StorageInfo |
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*/ |
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private $info; |
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public function __construct(\SplFileInfo $file, Format $format) |
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{ |
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$this->file = $file; |
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$this->format = $format; |
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} |
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/** |
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* @return \SplFileInfo |
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*/ |
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public function getFile() |
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{ |
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return $this->file; |
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} |
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/** |
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* @return Format |
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*/ |
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public function getFormat() |
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{ |
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return $this->format; |
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} |
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public function getAvailableFormats() |
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{ |
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return array( |
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'csv', |
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'excel', |
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'xml', |
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'json', |
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'zlib' |
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); |
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} |
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public function reader() |
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{ |
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if (!$this->reader) { |
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if (!$this->isReadable()) { |
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throw new InvalidConfigurationException('Cannot read from file '.$this->file); |
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} |
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$this->reader = $this->formatToReader($this->format, $this->file); |
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} |
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return $this->reader; |
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} |
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public function isReadable() |
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{ |
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return $this->file->isReadable() && $this->file->getSize() > 0; |
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} |
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public function isWritable() |
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{ |
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return is_writable(dirname($this->file)); |
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} |
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private function formatToReader(Format $format, \SplFileInfo $file) |
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{ |
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if ($format instanceof CsvFormat) { |
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$reader = new CsvReader($file->openFile(), $format->getDelimiter(), $format->getEnclosure(), $format->getEscape()); |
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$reader->setStrict(false); |
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if ($format->isHeaderInFirstRow()) { |
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$reader->setHeaderRowNumber(0, CsvReader::DUPLICATE_HEADERS_MERGE); |
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$reader->setColumnHeaders(array_map('trim', $reader->getColumnHeaders())); //TODO some header-collaborator? |
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} |
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} elseif ($format instanceof ExcelFormat) { |
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$headerRowNumber = $format->isHeaderInFirstRow()?0:null; |
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$reader = new ExcelReader($file->openFile(), $headerRowNumber, $format->getActivesheet()); |
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if ($format->isHeaderInFirstRow()) { |
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$reader->setColumnHeaders(array_map('trim', $reader->getColumnHeaders())); //TODO some header-collaborator? |
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} |
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} elseif ($format instanceof JsonFormat) { |
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$array = json_decode(file_get_contents($file), true); |
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$reader = new ArrayReader($array); |
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} elseif ($format instanceof XmlFormat) { |
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$reader = new XmlReader($file->openFile(), $format->getXpath()); |
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} elseif ($format instanceof CompressedFormat && $format->getSubFormat()) { |
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$reader = $this->formatToReader($format->getSubFormat(), $format->getInsideStream($file)); |
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} else { |
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throw new InvalidConfigurationException("Cannot build reader. Unknown format: ".$format); |
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} |
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return $reader; |
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} |
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public function getFields() |
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{ |
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if (!$this->isReadable()) { |
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throw new InvalidConfigurationException("Cannot read from file ".$this->file); |
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} |
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return $this->reader()->getFields(); |
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} |
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public function getHash() |
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{ |
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if (!$this->isReadable()) { |
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throw new InvalidConfigurationException("Cannot read from file ".$this->file); |
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} |
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return md5_file($this->file->getRealPath()); |
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} |
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public function writer() |
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{ |
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if (!$this->writer) { |
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if (!$this->isWritable()) { |
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throw new InvalidConfigurationException('Cannot write to file '.$this->file); |
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} |
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$this->writer = $this->formatToWriter($this->format, $this->file); |
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} |
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return $this->writer; |
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} |
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private function formatToWriter(Format $format, \SplFileInfo $file) |
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{ |
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if ($format instanceof CsvFormat) { |
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$writer = new CsvWriter($format->getDelimiter(), $format->getEnclosure(), fopen($file, 'a'), false, $format->isHeaderInFirstRow()); |
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} elseif ($format instanceof ExcelFormat) { |
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$writer = new ExcelWriter($file->openFile('a'), $format->getActivesheet(), $format->getExceltype(), $format->isHeaderInFirstRow()); |
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} elseif ($format instanceof XmlFormat) { |
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$writer = new XMLWriter($file->openFile('a')); |
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} elseif ($format instanceof CompressedFormat) { |
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throw new \LogicException("Not implemented!"); |
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} else { |
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throw new InvalidConfigurationException("Cannot build writer. Unknown format: ".$format); |
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} |
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return $writer; |
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} |
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public function info() |
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{ |
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if (!isset($this->info)) { |
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$this->info = new StorageInfo(array( |
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'name' => $this->file->getFilename(), |
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'hash' => $this->isReadable()?$this->getHash():null, |
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'format' => $this->getFormat(), |
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'size' => $this->isReadable()?$this->file->getSize():0, |
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'count' => $this->isReadable()?count($this->reader()):0 |
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)); |
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} |
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return $this->info; |
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} |
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} |
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mathielen /
import-engine
