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| 1 | <?php |
| 2 | |
| 3 | namespace Hyde\Framework\Helpers; |
| 4 | |
| 5 | /** |
| 6 | * Helpers to fluently declare HTML meta tags. |
| 7 | * |
| 8 | * @see \Tests\Feature\MetadataHelperTest |
| 9 | */ |
| 10 | class Meta |
| 11 | { |
| 12 | public static function name(string $name, string $content): string |
| 13 | { |
| 14 | return '<meta name="'.e($name).'" content="'.e($content).'">'; |
| 15 | } |
| 16 | |
| 17 | public static function property(string $property, string $content): string |
| 18 | { |
| 19 | $property = static::formatOpenGraphProperty($property); |
| 20 | |
| 21 | return '<meta property="'.e($property).'" content="'.e($content).'">'; |
| 22 | } |
| 23 | |
| 24 | public static function render(array $overridesGlobalMeta = []): string |
| 25 | { |
| 26 | return implode("\n", |
| 27 | static::filterUnique( |
| 28 | array_merge( |
| 29 | static::getGlobalMeta(), |
| 30 | $overridesGlobalMeta |
| 31 | ) |
| 32 | ) |
| 33 | ); |
| 34 | } |
| 35 | |
| 36 | protected static function filterUnique(array $meta): array |
| 37 | { |
| 38 | $array = []; |
| 39 | $existing = []; |
| 40 | |
| 41 | foreach (array_reverse($meta) as $metaItem) { |
| 42 | $substring = substr($metaItem, 6, strpos($metaItem, ' content="') - 6); |
| 43 | |
| 44 | if (! in_array($substring, $existing)) { |
| 45 | $array[] = $metaItem; |
| 46 | $existing[] = $substring; |
| 47 | } |
| 48 | } |
| 49 | |
| 50 | return array_reverse($array); |
| 51 | } |
| 52 | |
| 53 | public static function getGlobalMeta(): array |
| 54 | { |
| 55 | return config('hyde.meta', []); |
| 56 | } |
| 57 | |
| 58 | protected static function formatOpenGraphProperty(string $property): string |
| 59 | { |
| 60 | return str_starts_with($property, 'og:') ? $property : 'og:'.$property; |
| 61 | } |
| 62 | } |