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<?php namespace Nord\Lumen\Elasticsearch\Console; |
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use Nord\Lumen\Elasticsearch\Documents\Bulk\BulkAction; |
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use Nord\Lumen\Elasticsearch\Documents\Bulk\BulkQuery; |
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abstract class IndexCommand extends AbstractCommand |
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{ |
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/** |
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* The number of items to process before updating the progress bar |
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*/ |
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const PROGRESS_BAR_REDRAW_FREQUENCY = 50; |
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/** |
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* @return array |
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*/ |
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abstract public function getData(); |
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/** |
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* @return string |
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*/ |
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abstract public function getIndex(); |
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/** |
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* @return string |
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*/ |
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abstract public function getType(); |
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/** |
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* @param mixed $item |
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* |
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* @return array |
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*/ |
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abstract public function getItemBody($item); |
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/** |
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* @param mixed $item |
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* |
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* @return string |
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*/ |
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abstract public function getItemId($item); |
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/** |
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* @param mixed $item |
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* |
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* @return string |
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*/ |
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abstract public function getItemParent($item); |
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/** |
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* @inheritdoc |
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*/ |
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public function handle() |
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{ |
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$this->info(sprintf('Indexing data of type "%s" into "%s"', $this->getType(), $this->getIndex())); |
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$data = $this->getData(); |
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$bar = $this->output->createProgressBar($this->getCount()); |
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$bar->setRedrawFrequency($this->getProgressBarRedrawFrequency()); |
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$bulkQuery = new BulkQuery($this->getBulkSize()); |
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foreach ($data as $item) { |
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$action = new BulkAction(); |
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$meta = [ |
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'_index' => $this->getIndex(), |
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'_type' => $this->getType(), |
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'_id' => $this->getItemId($item), |
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]; |
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if (($parent = $this->getItemParent($item)) !== null) { |
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$meta['_parent'] = $parent; |
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} |
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$action->setAction(BulkAction::ACTION_INDEX, $meta) |
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->setBody($this->getItemBody($item)); |
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$bulkQuery->addAction($action); |
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if ($bulkQuery->isReady()) { |
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$this->elasticsearchService->bulk($bulkQuery->toArray()); |
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$bulkQuery->reset(); |
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} |
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$bar->advance(); |
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} |
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if ($bulkQuery->hasItems()) { |
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$this->elasticsearchService->bulk($bulkQuery->toArray()); |
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} |
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$bar->finish(); |
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$this->info("\nDone!"); |
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return 0; |
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} |
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/** |
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* @return int the bulk size (for bulk indexing) |
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*/ |
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protected function getBulkSize() |
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{ |
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return BulkQuery::BULK_SIZE_DEFAULT; |
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} |
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/** |
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* @return int the progress bar redraw frequency |
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*/ |
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protected function getProgressBarRedrawFrequency() |
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{ |
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return self::PROGRESS_BAR_REDRAW_FREQUENCY; |
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} |
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/** |
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* Get the total count. |
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* |
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* @return int |
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*/ |
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protected function getCount() |
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{ |
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return count($this->getData()); |
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} |
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} |
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digiaonline /
lumen-elasticsearch
