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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| 3 | class Jetpack_Sync_Module_Constants extends Jetpack_Sync_Module { |
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| 4 | const CONSTANTS_CHECKSUM_OPTION_NAME = 'jetpack_constants_sync_checksum'; |
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| 5 | const CONSTANTS_AWAIT_TRANSIENT_NAME = 'jetpack_sync_constants_await'; |
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| 6 | |||
| 7 | public function name() { |
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| 10 | |||
| 11 | private $constants_whitelist; |
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| 12 | |||
| 13 | public function set_defaults() { |
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| 16 | |||
| 17 | public function init_listeners( $callable ) { |
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| 23 | |||
| 24 | public function init_before_send() { |
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| 25 | add_action( 'jetpack_sync_before_send', array( $this, 'maybe_sync_constants' ) ); |
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| 26 | |||
| 27 | // full sync |
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| 28 | add_filter( 'jetpack_sync_before_send_jetpack_full_sync_constants', array( $this, 'expand_constants' ) ); |
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| 29 | } |
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| 30 | |||
| 31 | public function reset_data() { |
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| 32 | delete_option( self::CONSTANTS_CHECKSUM_OPTION_NAME ); |
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| 33 | delete_transient( self::CONSTANTS_AWAIT_TRANSIENT_NAME ); |
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| 34 | } |
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| 35 | |||
| 36 | function set_constants_whitelist( $constants ) { |
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| 37 | $this->constants_whitelist = $constants; |
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| 38 | } |
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| 39 | |||
| 40 | function get_constants_whitelist() { |
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| 41 | return $this->constants_whitelist; |
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| 42 | } |
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| 43 | |||
| 44 | function force_sync_constants() { |
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| 45 | delete_option( self::CONSTANTS_CHECKSUM_OPTION_NAME ); |
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| 46 | delete_transient( self::CONSTANTS_AWAIT_TRANSIENT_NAME ); |
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| 47 | $this->maybe_sync_constants(); |
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| 48 | } |
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| 49 | |||
| 50 | function enqueue_full_sync_actions() { |
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| 61 | |||
| 62 | function get_full_sync_actions() { |
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| 65 | |||
| 66 | View Code Duplication | function maybe_sync_constants() { |
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| 67 | if ( get_transient( self::CONSTANTS_AWAIT_TRANSIENT_NAME ) ) { |
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| 68 | return; |
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| 69 | } |
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| 70 | |||
| 71 | $constants = $this->get_all_constants(); |
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| 72 | if ( empty( $constants ) ) { |
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| 73 | return; |
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| 74 | } |
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| 75 | |||
| 76 | set_transient( self::CONSTANTS_AWAIT_TRANSIENT_NAME, microtime( true ), Jetpack_Sync_Defaults::$default_sync_constants_wait_time ); |
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| 77 | $constants_checksums = (array) get_option( self::CONSTANTS_CHECKSUM_OPTION_NAME, array() ); |
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| 78 | |||
| 79 | foreach ( $constants as $name => $value ) { |
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| 80 | $checksum = $this->get_check_sum( $value ); |
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| 81 | // explicitly not using Identical comparison as get_option returns a string |
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| 82 | if ( ! $this->still_valid_checksum( $constants_checksums, $name, $checksum ) && ! is_null( $value ) ) { |
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| 83 | /** |
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| 84 | * Tells the client to sync a constant to the server |
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| 85 | * |
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| 86 | * @since 4.2.0 |
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| 87 | * |
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| 88 | * @param string The name of the constant |
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| 89 | * @param mixed The value of the constant |
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| 90 | */ |
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| 91 | do_action( 'jetpack_sync_constant', $name, $value ); |
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| 92 | $constants_checksums[ $name ] = $checksum; |
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| 93 | } else { |
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| 94 | $constants_checksums[ $name ] = $checksum; |
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| 95 | } |
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| 96 | } |
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| 97 | update_option( self::CONSTANTS_CHECKSUM_OPTION_NAME, $constants_checksums ); |
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| 98 | } |
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| 99 | |||
| 100 | // public so that we don't have to store an option for each constant |
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| 101 | function get_all_constants() { |
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| 102 | return array_combine( |
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| 103 | $this->constants_whitelist, |
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| 104 | array_map( array( $this, 'get_constant' ), $this->constants_whitelist ) |
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| 105 | ); |
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| 106 | } |
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| 107 | |||
| 108 | private function get_constant( $constant ) { |
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| 109 | return ( defined( $constant ) ) ? |
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| 110 | constant( $constant ) |
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| 111 | : null; |
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| 112 | } |
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| 113 | |||
| 114 | public function expand_constants( $args ) { |
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| 120 | } |
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| 121 |
This check looks for access to properties that are not accessible from the current context.
If you need to make a property accessible to another context you can either raise its visibility level or provide an accessible getter in the defining class.