README

Helper for system operation.

1. Outline

• System Helper
• 1. Outline
• 2. Description
• 3. Installation
  • 3.1. composer install
• 4. Dependency
• 5. Usage
  • 5.1. Cookie
    • 5.1.1. Setting
    • 5.1.2. Cookie Default Option - Single
      • 5.1.2.1. Description
      • 5.1.2.2. Parameters
      • 5.1.2.3. Return Values
      • 5.1.2.4. Example
    • 5.1.3. Set Cookie Default Option - Multiple
      • 5.1.3.1. Description
      • 5.1.3.2. Parameters
      • 5.1.3.3. Return Values
      • 5.1.3.4. Example
    • 5.1.4. Set Cookie
      • 5.1.4.1. Description
      • 5.1.4.2. Parameters
      • 5.1.4.3. Return Values
      • 5.1.4.4. Example
    • 5.1.5. Set Cookie on root domain
      • 5.1.5.1. Description
    • 5.1.6. Get Cookie
      • 5.1.6.1. Description
    • 5.1.7. Delete Cookie
      • 5.1.7.1. Description
    • 5.1.8. Delete Cookie on root domain
      • 5.1.8.1. Description
• 6. Example
• 7. Contributing

2. Description

3. Installation

3.1. composer install

$ composer require marsapp/system-helper

4. Dependency

• PHP7

5. Usage

5.1. Cookie

• library for Cookie operating
• Wrap the PHP native function/variable setcookie()/$_COOKIE to enrich the function and simplify the usage method.
• Extra features:
  • Support Cookie prefix packaging
  • Support default values: expires, path, domain, secure, httponly
  • Dedicated function: Root domain access

5.1.1. Setting

• 使用前設定

// 引入Composer autoload
include('../vendor/autoload.php');

// 宣告使用 SystemHelper
use marsapp\helper\system\SystemHelper;

// 常數設定 - 需設 Cookie前綴、過期時間、預設路徑、根網域
define('COOKIE_DEFAULT_PREFIX', 'dev_');
define('COOKIE_DEFAULT_EXPIRES', 0);
define('COOKIE_DEFAULT_PATH', '/');
define('COOKIE_ROOT_DOMAIN', 'dev.local');

5.1.2. Cookie Default Option - Single

5.1.2.1. Description

cookieOption(string $param, string $value = null) : string|null

5.1.2.2. Parameters

• $param : string
  • The target parameter of the cookie default options.
• $value : string
  • New data.

• When $param does not exist, return null
• When there is $param but no $value(null), get the current value of $param
• When there is $param and $value, after updating the data, the updated value will be returned

5.1.2.3. Return Values

string|null

5.1.2.4. Example

// 取得Cookie預設參數值
$httponly = SystemHelper::cookieOption('httponly');

// 設定Cookie預設參數-單筆
$httponly = SystemHelper::cookieOption('httponly', false);

5.1.3. Set Cookie Default Option - Multiple

5.1.3.1. Description

cookieOptions(array $options = []) : array

5.1.3.2. Parameters

• $options : array
  • batch update cookie default options.

5.1.3.3. Return Values

array, return complete cookie default options.

5.1.3.4. Example

// 變數設定
$options = [
    // 存放路徑
    'path' => '/tmp/',
    // 是否只能通過HTTP協議訪問
    'httponly' => false,
];

// 回傳完整Cookie預設參數
$cookieOptions = SystemHelper::cookieOptions();

// 設定Cookie預設參數-多筆
$cookieOptions = SystemHelper::cookieOptions($options);

5.1.4. Set Cookie

5.1.4.1. Description

cookieSet(string $name, string $value = "", array $options = []) : bool

Set Cookie, Wrap the PHP native function setcookie() to simplify usage.

5.1.4.2. Parameters

• $name : string
  • The name of the cookie.
• $value : string
  • The value of the cookie.
• $options : array
  • 'prefix' => '', // Cookie前綴，預設無前綴
  • 'expires' => time()+3600, // 過期時間，預設無期限
  • 'path' => '/', // 存放路徑
  • 'domain' => "", // 所屬網域
  • 'secure' => true, // 是否只在https生效
  • 'httponly' => false, // 是否只能通過HTTP協議訪問

5.1.4.3. Return Values

bool, like PHP function setcookie()

5.1.4.4. Example

// 變數設定
$name = 'testCookie';
$value = "test-" . mt_rand(1111, 9999);
$options = [
    // 存放路徑
    'path' => '/',
    // 是否只能通過HTTP協議訪問
    'httponly' => true,
];

// 設定Cookie
SystemHelper::cookieSet($name, $value, $options);

• $options可用參數
  • 'prefix' => '', // Cookie前綴，預設無前綴
  • 'expires' => time()+3600, // 過期時間，預設無期限
  • 'path' => '/', // 存放路徑
  • 'domain' => "", // 所屬網域
  • 'secure' => true, // 是否只在https生效
  • 'httponly' => false, // 是否只能通過HTTP協議訪問

5.1.5. Set Cookie on root domain

5.1.5.1. Description

cookieSetRoot(string $name, string $value = "", array $options = []) : bool

Like cookieSet(), but domain fixed on root domain.

5.1.6. Get Cookie

5.1.6.1. Description

cookieGet(string $name) : mixed

取得目標Cookie值

5.1.7. Delete Cookie

5.1.7.1. Description

cookieExpired(string $name, array $options = []) : bool

Delete target cookie.

5.1.8. Delete Cookie on root domain

5.1.8.1. Description

cookieExpiredRoot(string $name, array $options = []) : bool

Like cookieExpired(), but domain fixed on root domain.

6. Example

see: example/example-cookie.php

7. Contributing

• 20210424: MarsHung Build repo & development
• 20210621: MarsHung Add function cookieOption(), cookieOptions(), COOKIE_DEFAULT_PREFIX