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<?php declare(strict_types = 1); |
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/** |
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* Created by PhpStorm. |
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* User: gordon |
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* Date: 24/3/2561 |
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* Time: 20:36 น. |
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*/ |
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namespace Suilven\FreeTextSearch\Base; |
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use SilverStripe\ORM\DataObjectSchema; |
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use Suilven\FreeTextSearch\Indexes; |
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abstract class IndexCreator implements \Suilven\FreeTextSearch\Interfaces\IndexCreator |
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{ |
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/** |
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* (Re)create an index of the given name, using the index configuration from YML |
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* |
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* @param string $indexName The name of the index |
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*/ |
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abstract public function createIndex(string $indexName): void; |
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/** |
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* Helper method to get get field specs for a DataObject relevant to it's index definition |
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* |
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* @param string $indexName the name of the index |
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* @return array<string,string> |
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*/ |
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protected function getFieldSpecs(string $indexName): array |
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{ |
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$indexes = new Indexes(); |
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$index = $indexes->getIndex($indexName); |
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$singleton = \singleton($index->getClass()); |
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$fields = $this->getFields($indexName); |
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\error_log(\print_r($fields, true)); |
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/** @var \SilverStripe\ORM\DataObjectSchema $schema */ |
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$schema = $singleton->getSchema(); |
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$specs = $schema->fieldSpecs($index->getClass(), DataObjectSchema::INCLUDE_CLASS); |
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/** @var array<string,string> $filteredSpecs the DB specs for fields related to the index */ |
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$filteredSpecs = []; |
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foreach ($fields as $field) { |
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\error_log('CHECKING FIELD ' . $field); |
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if ($field === 'Link') { |
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continue; |
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} |
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$fieldType = $specs[$field]; |
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// fix likes of varchar(255) |
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$fieldType = \explode('(', $fieldType)[0]; |
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// remove the class name |
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$fieldType = \explode('.', $fieldType)[1]; |
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$filteredSpecs[$field] = $fieldType; |
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} |
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// if Link undefined in the original index specs, add it if the method exists on the singleton dataobject |
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if (!isset($filteredSpecs['Link'])) { |
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if (\method_exists($singleton, 'Link')) { |
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$filteredSpecs['Link'] = 'Varchar'; |
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} |
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} |
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return $filteredSpecs; |
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} |
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/** @return array<string> */ |
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protected function getStoredFields(string $indexName): array |
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{ |
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$indexes = new Indexes(); |
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$index = $indexes->getIndex($indexName); |
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return $index->getStoredFields(); |
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} |
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/** @return array<string> */ |
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protected function getFields(string $indexName): array |
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{ |
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$indexes = new Indexes(); |
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$index = $indexes->getIndex($indexName); |
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$fields = []; |
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foreach ($index->getFields() as $field) { |
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$fields[] = $field; |
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} |
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foreach ($index->getTokens() as $token) { |
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$fields[] = $token; |
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} |
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foreach ($index->getStoredFields() as $storedField) { |
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$fields[] = $storedField; |
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} |
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if (!\in_array('Link', $fields, true)) { |
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$fields[] = 'Link'; |
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} |
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return $fields; |
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} |
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} |
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gordonbanderson /
freetextsearch
