|
| 1 | +# Cache Key [](https://travis-ci.org/EcomDev/cache-key) [](https://coveralls.io/github/EcomDev/cache-key?branch=develop) |
| 2 | + |
| 3 | +Library that allows you to generate cache keys based on various data formats. |
| 4 | + |
| 5 | +Main components: |
| 6 | +* **Key generator** Allows to generate a cache key based on different data input |
| 7 | +* **Key converters** Allows to convert various php data types into key friendly data type |
| 8 | +* **Key normalizer** Normalizes characters in generated string to match particular cache key sanity checks of your own cache adapter. |
| 9 | + |
| 10 | +## Installation |
| 11 | +```bash |
| 12 | +composer require ecomdev/cache-key |
| 13 | +``` |
| 14 | + |
| 15 | +## Usage |
| 16 | + |
| 17 | +### Automatic non alpha-num characters encoding |
| 18 | +```php |
| 19 | +use EcomDev\CacheKey\Normalizer\EncodeNormalizer; |
| 20 | +use EcomDev\CacheKey\Generator; |
| 21 | + |
| 22 | +$generator = new Generator(new EncodeNormalizer()); |
| 23 | +$generator->generate('some_bad_#^.;:/\\_character'); // Generates "some_bad_235e2e3b3a2f5c_character" |
| 24 | +``` |
| 25 | + |
| 26 | +### Multiple normalizers |
| 27 | +```php |
| 28 | +use EcomDev\CacheKey\Normalizer\EncodeNormalizer; |
| 29 | +use EcomDev\CacheKey\Normalizer\LengthNormalizer; |
| 30 | +use EcomDev\CacheKey\NormalizerChain; |
| 31 | +use EcomDev\CacheKey\Generator; |
| 32 | + |
| 33 | +$normalizer = new NormalizerChain([ |
| 34 | + new EncodeNormalizer(), |
| 35 | + new LengthNormalizer(16) |
| 36 | +]); |
| 37 | + |
| 38 | +$generator = new Generator($normalizer); |
| 39 | +$generator->generate('some_bad_#^.;:/\\_character'); // Generates "some_bad_235e2e3b3a2f5c_character" |
| 40 | +``` |
| 41 | + |
| 42 | +### Using converter for key value map |
| 43 | +```php |
| 44 | +use EcomDev\CacheKey\Normalizer\EncodeNormalizer; |
| 45 | +use EcomDev\CacheKey\Converter\KeyValueConverter; |
| 46 | +use EcomDev\CacheKey\Converter\ScalarConverter; |
| 47 | +use EcomDev\CacheKey\Generator; |
| 48 | + |
| 49 | +$generator = new Generator( |
| 50 | + new EncodeNormalizer(), |
| 51 | + new KeyValueConverter(new ScalarConverter()) |
| 52 | +); |
| 53 | + |
| 54 | +$generator->generate([ |
| 55 | + 'some-key' => 'some-value', |
| 56 | + 'another-key' => 'another-value' |
| 57 | +]); // Generates "some-key_some-value_another-key_another-value" |
| 58 | +``` |
| 59 | + |
| 60 | +### Cache Key Info Provider Usage |
| 61 | + |
| 62 | +Your custom cache able model |
| 63 | +```php |
| 64 | +class YourCustomModel implements EcomDev\CacheKey\InfoProviderInterface |
| 65 | +{ |
| 66 | + public function getCacheKeyInfo() |
| 67 | + { |
| 68 | + return [ |
| 69 | + 'some-key' => 'some-value', |
| 70 | + 'another-key' => 'another-value' |
| 71 | + ]; |
| 72 | + } |
| 73 | +} |
| 74 | +``` |
| 75 | + |
| 76 | +Usage in key generation |
| 77 | + |
| 78 | +```php |
| 79 | +use EcomDev\CacheKey\Normalizer\EncodeNormalizer; |
| 80 | +use EcomDev\CacheKey\Converter\KeyValueConverter; |
| 81 | +use EcomDev\CacheKey\Converter\ScalarConverter; |
| 82 | +use EcomDev\CacheKey\Generator; |
| 83 | + |
| 84 | +$object = new YourCustomModel(); |
| 85 | + |
| 86 | +$generator = new Generator( |
| 87 | + new EncodeNormalizer(), |
| 88 | + new KeyValueConverter(new ScalarConverter()) |
| 89 | +); |
| 90 | + |
| 91 | +$generator->generate($object); // Generates "some-key_some-value_another-key_another-value" |
| 92 | +``` |
| 93 | + |
| 94 | + |
| 95 | +## Contribution |
| 96 | +Make a pull request based on develop branch |
0 commit comments