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<?php |
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/* |
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* This file is part of the PHP Translation package. |
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* |
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* (c) PHP Translation team <[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 Translation\Bundle\Catalogue\Operation; |
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use Symfony\Component\Translation\Catalogue\AbstractOperation; |
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use Symfony\Component\Translation\MetadataAwareInterface; |
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/** |
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* This will merge and replace all values in $target with values from $source. |
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* It is the equivalent of running array_merge($target, $source). When in conflict, |
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* always take values from $source. |
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* |
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* This operation is metadata aware. It will do the same recursive merge on metadata. |
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* |
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* all = source ∪ target = {x: x ∈ source ∨ x ∈ target} |
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* new = all ∖ target = {x: x ∈ source ∧ x ∉ target} |
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* obsolete = target ∖ all = {x: x ∈ target ∧ x ∉ source} |
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* |
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* @author Tobias Nyholm <[email protected]> |
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*/ |
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final class ReplaceOperation extends AbstractOperation |
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{ |
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protected function processDomain($domain) |
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{ |
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$this->messages[$domain] = [ |
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'all' => [], |
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'new' => [], |
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'obsolete' => [], |
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]; |
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$sourceMessages = $this->source->all($domain); |
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foreach ($this->target->all($domain) as $id => $message) { |
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$this->messages[$domain]['all'][$id] = $message; |
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// If $id is NOT defined in source. |
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if (!array_key_exists($id, $sourceMessages)) { |
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$this->messages[$domain]['obsolete'][$id] = $message; |
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} |
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} |
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foreach ($sourceMessages as $id => $message) { |
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if (!empty($message)) { |
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$this->messages[$domain]['all'][$id] = $message; |
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} |
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if (!$this->target->has($id, $domain)) { |
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$this->messages[$domain]['new'][$id] = $message; |
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// Make sure to add it to the source if even if empty($message) |
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$this->messages[$domain]['all'][$id] = $message; |
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} |
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} |
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$this->result->add($this->messages[$domain]['all'], $domain); |
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$targetMetadata = $this->target instanceof MetadataAwareInterface ? $this->target->getMetadata('', $domain) : []; |
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$sourceMetadata = $this->source instanceof MetadataAwareInterface ? $this->source->getMetadata('', $domain) : []; |
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$resultMetadata = $this->mergeMetaData($sourceMetadata, $targetMetadata); |
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// Write back metadata |
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foreach ($resultMetadata as $id => $data) { |
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$this->result->setMetadata($id, $data, $domain); |
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} |
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} |
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/** |
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* @param array|null $source |
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* @param array|null $target |
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* |
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* @return array |
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*/ |
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private function mergeMetadata($source, $target) |
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{ |
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if (empty($source) && empty($target)) { |
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return []; |
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} |
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if (empty($source)) { |
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return $target; |
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} |
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if (empty($target)) { |
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return $source; |
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} |
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if (!is_array($source) || !is_array($target)) { |
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return $source; |
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} |
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$result = $this->doMergeMetadata($source, $target); |
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return $result; |
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} |
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private function doMergeMetadata(array $source, array $target) |
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{ |
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$isTargetArrayAssociative = $this->isArrayAssociative($target); |
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foreach ($target as $key => $value) { |
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if ($isTargetArrayAssociative) { |
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if (isset($source[$key]) && $source[$key] !== $value) { |
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if (is_array($source[$key]) && is_array($value)) { |
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// If both arrays, do recursive call |
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$source[$key] = $this->doMergeMetadata($source[$key], $value); |
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} |
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// Else, use value form $source |
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} else { |
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// Add new value |
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$source[$key] = $value; |
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} |
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// if sequential |
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} elseif (!in_array($value, $source)) { |
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$source[] = $value; |
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} |
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} |
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return $source; |
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} |
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public function isArrayAssociative(array $arr) |
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{ |
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if ([] === $arr) { |
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return false; |
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} |
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return array_keys($arr) !== range(0, count($arr) - 1); |
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} |
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} |
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php-translation /
symfony-bundle
There are different options of fixing this problem.
If you want to be on the safe side, you can add an additional type-check:
If you are sure that the expression is traversable, you might want to add a doc comment cast to improve IDE auto-completion and static analysis:
Mark the issue as a false-positive: Just hover the remove button, in the top-right corner of this issue for more options.