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 |
||
9 | class OracleProcessor extends Processor |
||
10 | { |
||
11 | /** |
||
12 | * Process an "insert get ID" query. |
||
13 | * |
||
14 | * @param Builder $query |
||
15 | * @param string $sql |
||
16 | * @param array $values |
||
17 | * @param string $sequence |
||
18 | * @return int |
||
19 | */ |
||
20 | public function processInsertGetId(Builder $query, $sql, $values, $sequence = null) |
||
21 | { |
||
22 | $id = 0; |
||
23 | $parameter = 0; |
||
24 | $statement = $this->prepareStatement($query, $sql); |
||
25 | |||
26 | View Code Duplication | for ($i = 0; $i < count($values); $i++) { |
|
27 | $type = $this->getPdoType($values[$i]); |
||
28 | $statement->bindParam($parameter, $values[$i], $type); |
||
29 | $parameter++; |
||
30 | } |
||
31 | $statement->bindParam($parameter, $id, PDO::PARAM_INT, 10); |
||
32 | $statement->execute(); |
||
33 | |||
34 | return (int) $id; |
||
35 | } |
||
36 | |||
37 | /** |
||
38 | * Get prepared statement. |
||
39 | * |
||
40 | * @param Builder $query |
||
41 | * @param string $sql |
||
42 | * @return \PDOStatement | \Yajra\Pdo\Oci8 |
||
43 | */ |
||
44 | private function prepareStatement(Builder $query, $sql) |
||
50 | |||
51 | /** |
||
52 | * Get PDO Type depending on value. |
||
53 | * |
||
54 | * @param mixed $value |
||
55 | * @return int |
||
56 | */ |
||
57 | private function getPdoType($value) |
||
69 | |||
70 | /** |
||
71 | * save Query with Blob returning primary key value |
||
72 | * |
||
73 | * @param Builder $query |
||
74 | * @param string $sql |
||
75 | * @param array $values |
||
76 | * @param array $binaries |
||
77 | * @return int |
||
78 | */ |
||
79 | public function saveLob(Builder $query, $sql, array $values, array $binaries) |
||
107 | } |
||
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: