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<?php |
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namespace Pixie\QueryBuilder; |
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use Closure; |
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use Pixie\Exception; |
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use Pixie\Connection; |
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use Pixie\QueryBuilder\Raw; |
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trait TablePrefixer |
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{ |
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/** |
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* Add table prefix (if given) on given string. |
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* |
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* @param array<string|int, string|int|float|bool|Raw|Closure>|string|int|float|bool|Raw|Closure $values |
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* @param bool $tableFieldMix If we have mixes of field and table names with a "." |
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* |
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* @return mixed|mixed[] |
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*/ |
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public function addTablePrefix($values, bool $tableFieldMix = true) |
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{ |
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if (is_null($this->getTablePrefix())) { |
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return $values; |
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} |
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// $value will be an array and we will add prefix to all table names |
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// If supplied value is not an array then make it one |
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$single = false; |
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if (!is_array($values)) { |
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$values = [$values]; |
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// We had single value, so should return a single value |
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$single = true; |
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} |
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$return = []; |
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foreach ($values as $key => $value) { |
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// It's a raw query, just add it to our return array and continue next |
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if ($value instanceof Raw || $value instanceof Closure) { |
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$return[$key] = $value; |
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continue; |
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} |
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// If key is not integer, it is likely a alias mapping, |
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// so we need to change prefix target |
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$target = &$value; |
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if (!is_int($key)) { |
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$target = &$key; |
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} |
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// Do prefix if the target is an expression or function. |
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if ( |
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!$tableFieldMix |
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|| ( |
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is_string($target) // Must be a string |
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&& (bool) preg_match('/^[A-Za-z0-9_.]+$/', $target) // Can only contain letters, numbers, underscore and full stops |
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&& 1 === \substr_count($target, '.') // Contains a single full stop ONLY. |
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) |
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) { |
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$target = $this->getTablePrefix() . $target; |
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} |
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$return[$key] = $value; |
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} |
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// If we had single value then we should return a single value (end value of the array) |
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return true === $single ? end($return) : $return; |
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} |
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/** |
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* Returns the table prefix if defined in connection |
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* |
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* @return string|null |
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*/ |
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protected function getTablePrefix(): ?string |
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{ |
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$adapterConfig = $this->getConnection()->getAdapterConfig(); |
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return isset($adapterConfig[Connection::PREFIX]) |
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? $adapterConfig[Connection::PREFIX] |
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: null; |
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} |
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abstract public function getConnection(): Connection; |
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} |
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gin0115 /
pixie-wpdb
