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<?php declare(strict_types=1); |
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/** |
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* This file is part of the Csv-Machine package. |
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* |
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* (c) Dan McAdams <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace RoadBunch\Csv\Header; |
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use RoadBunch\Csv\Exception\FormatterException; |
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use RoadBunch\Csv\Exception\InvalidInputArrayException; |
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use RoadBunch\Csv\Formatter\FormatterInterface; |
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/** |
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* Class Header |
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* |
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* @author Dan McAdams |
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* @package RoadBunch\Csv\Header |
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*/ |
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class Header implements HeaderInterface |
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{ |
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/** @var array */ |
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protected $columns; |
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/** @var FormatterInterface[] */ |
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protected $formatters = []; |
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/** |
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* Header constructor. |
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* |
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* @param array $columns array of strings of column names |
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* |
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* @throws InvalidInputArrayException |
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*/ |
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public function __construct(array $columns = []) |
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{ |
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foreach ($columns as $column) { |
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if (!is_string($column)) { |
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throw new InvalidInputArrayException('Columns must be array of (string)'); |
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} |
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} |
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$this->columns = $columns; |
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} |
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/** |
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* @param string $column |
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* |
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* @return void |
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*/ |
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public function addColumn(string $column) |
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{ |
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$this->columns[] = $column; |
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} |
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/** |
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* @param mixed $formatter |
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* @return HeaderInterface |
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* @throws FormatterException |
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*/ |
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public function addFormatter($formatter): HeaderInterface |
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{ |
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if ($formatter instanceof FormatterInterface) { |
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$this->formatters[] = $formatter; |
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return $this; |
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} |
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if (is_string($formatter)) { |
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return $this->addFormatterFromString($formatter); |
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} |
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throw new FormatterException('Invalid formatter provided, must implement FormatterInterface'); |
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} |
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/** |
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* @return array |
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*/ |
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public function getFormattedColumns(): array |
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{ |
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$columns = $this->columns; |
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foreach ($this->formatters as $formatter) { |
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$columns = $formatter::format($columns); |
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} |
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return $columns; |
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} |
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/** |
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* @param $formatter |
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* @return $this |
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* @throws FormatterException |
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*/ |
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private function addFormatterFromString($formatter): Header |
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{ |
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if (class_exists($formatter) && in_array(FormatterInterface::class, class_implements($formatter))) { |
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$this->formatters[] = $formatter; |
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return $this; |
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} |
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throw new FormatterException(sprintf('%s is not a class or does not implement FormatterInterface', |
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(string)$formatter)); |
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} |
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} |
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The-Road-Bunch /
csv-machine
