Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
| 1 | <?php |
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| 9 | class OracleProcessor extends Processor |
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| 10 | { |
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| 11 | /** |
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| 12 | * Process an "insert get ID" query. |
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| 13 | * |
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| 14 | * @param Builder $query |
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| 15 | * @param string $sql |
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| 16 | * @param array $values |
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| 17 | * @param string $sequence |
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| 18 | * @return int |
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| 19 | */ |
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| 20 | public function processInsertGetId(Builder $query, $sql, $values, $sequence = null) |
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| 21 | { |
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| 22 | $id = 0; |
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| 23 | $parameter = 0; |
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| 24 | $statement = $this->prepareStatement($query, $sql); |
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| 25 | |||
| 26 | View Code Duplication | for ($i = 0; $i < count($values); $i++) { |
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| 27 | $type = $this->getPdoType($values[$i]); |
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| 28 | $statement->bindParam($parameter, $values[$i], $type); |
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| 29 | $parameter++; |
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| 30 | } |
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| 31 | $statement->bindParam($parameter, $id, PDO::PARAM_INT, 10); |
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| 32 | $statement->execute(); |
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| 33 | |||
| 34 | return (int) $id; |
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| 35 | } |
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| 36 | |||
| 37 | /** |
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| 38 | * Get prepared statement. |
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| 39 | * |
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| 40 | * @param Builder $query |
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| 41 | * @param string $sql |
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| 42 | * @return \PDOStatement | \Yajra\Pdo\Oci8 |
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| 43 | */ |
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| 44 | private function prepareStatement(Builder $query, $sql) |
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| 50 | |||
| 51 | /** |
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| 52 | * Get PDO Type depending on value. |
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| 53 | * |
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| 54 | * @param mixed $value |
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| 55 | * @return int |
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| 56 | */ |
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| 57 | private function getPdoType($value) |
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| 69 | |||
| 70 | /** |
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| 71 | * save Query with Blob returning primary key value |
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| 72 | * |
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| 73 | * @param Builder $query |
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| 74 | * @param string $sql |
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| 75 | * @param array $values |
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| 76 | * @param array $binaries |
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| 77 | * @return int |
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| 78 | */ |
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| 79 | public function saveLob(Builder $query, $sql, array $values, array $binaries) |
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| 107 | } |
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| 108 |
If the size of the collection does not change during the iteration, it is generally a good practice to compute it beforehand, and not on each iteration: