27 lines
825 B
PHP
27 lines
825 B
PHP
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<?php
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namespace Rails\ActiveRecord\Base\Methods;
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trait CounterMethods
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{
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static public function incrementCounter($counter_name, $id)
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{
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return self::updateCounters([$id], [$counter_name => 1]);
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}
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static public function decrementCounter($counter_name, $id)
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{
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return self::updateCounters([$id], [$counter_name => -1]);
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}
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static public function updateCounters(array $ids, array $counters)
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{
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if (!is_array($ids))
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$ids = [$ids];
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$values = [];
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foreach ($counters as $name => $value)
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$values[] = "`" . $name . "` = `".$name."` " . ($value > 0 ? '+' : '-') . " 1";
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$sql = "UPDATE `".self::tableName()."` SET ".implode(', ', $values)." WHERE id IN (?)";
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return self::connection()->executeSql($sql, $ids);
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}
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}
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