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<?php |
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namespace Matchish\ScoutElasticSearch\Searchable; |
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use Matchish\ScoutElasticSearch\Database\Scopes\ChunkScope; |
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class DefaultImportSource implements ImportSource |
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{ |
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const DEFAULT_CHUNK_SIZE = 500; |
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private $className; |
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private $scopes; |
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/** |
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* DefaultImportSource constructor. |
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* @param string $className |
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* @param array $scopes |
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*/ |
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public function __construct(string $className, array $scopes = []) |
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{ |
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$this->className = $className; |
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$this->scopes = $scopes; |
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} |
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public function syncWithSearchUsingQueue() |
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{ |
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return $this->model()->syncWithSearchUsingQueue(); |
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} |
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public function syncWithSearchUsing() |
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{ |
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return $this->model()->syncWithSearchUsing(); |
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} |
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public function searchableAs(): string |
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{ |
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return $this->model()->searchableAs(); |
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} |
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public function chunked() |
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{ |
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$query = $this->newQuery(); |
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$searchable = $this->model(); |
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$totalSearchables = $query->count(); |
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if ($totalSearchables) { |
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$chunkSize = (int) config('scout.chunk.searchable', self::DEFAULT_CHUNK_SIZE); |
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$cloneQuery = clone $query; |
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$cloneQuery->joinSub('SELECT @row :=0, 1 as temp', 'r', 'r.temp', 'r.temp') |
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->selectRaw("@row := @row +1 AS rownum, {$searchable->getKeyName()}"); |
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$ids = \DB::query()->fromSub($cloneQuery, 'ranked')->whereRaw("rownum %{$chunkSize} =0")->pluck('id'); |
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$pairs = []; |
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$lastId = null; |
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foreach ($ids as $id) { |
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if ($lastId) { |
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$pairs[] = [$lastId, $id]; |
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} else { |
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$pairs[] = [null, $id]; |
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} |
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$lastId = $id; |
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} |
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$pairs[] = [$lastId, null]; |
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return collect($pairs)->map(function ($pair) { |
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[$start, $end] = $pair; |
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$chunkScope = new ChunkScope($start, $end); |
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return new static($this->className, array_merge($this->scopes, [$chunkScope])); |
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}); |
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} else { |
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return collect(); |
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} |
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} |
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/** |
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* @return mixed |
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*/ |
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private function model() |
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{ |
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return new $this->className; |
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} |
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private function newQuery() |
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{ |
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$query = $this->model()->newQuery(); |
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$softDelete = config('scout.soft_delete', false); |
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$query |
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->when($softDelete, function ($query) { |
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return $query->withTrashed(); |
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}) |
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->orderBy($this->model()->getKeyName()); |
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$scopes = $this->scopes; |
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return collect($scopes)->reduce(function ($instance, $scope) { |
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$instance->withGlobalScope($scope->key(), $scope); |
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return $instance; |
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}, $query); |
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} |
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public function get() |
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{ |
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return $this->newQuery()->get(); |
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} |
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} |
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matchish /
laravel-scout-elasticsearch
