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| 1 | <?php namespace GorillaClaw; |
| 2 | |
| 3 | class HookCollection implements \ArrayAccess, \Countable, \Iterator { |
| 4 | protected array $wp_filter; |
| 5 | protected array $callbacks; |
| 6 | |
| 7 | function __construct(array $wp_filter) { |
| 8 | $this->wp_filter = $wp_filter; |
| 9 | |
| 10 | $collect = []; |
| 11 | |
| 12 | array_walk($this->wp_filter, function($entry, $hook_name) use (&$collect) { |
| 13 | foreach($entry as $priority => $callbacks) { |
| 14 | foreach($callbacks as $function_key => $callback) { |
| 15 | $collect[] = new Hook($hook_name, $callback, $priority, $function_key); |
| 16 | } |
| 17 | } |
| 18 | }); |
| 19 | |
| 20 | $this->callbacks = $collect; |
| 21 | } |
| 22 | |
| 23 | public function offsetExists(mixed $offset): bool { |
| 24 | return isset($this->callbacks[$offset]); |
| 25 | } |
| 26 | |
| 27 | public function offsetGet(mixed $offset): mixed { |
| 28 | return $this->callbacks[$offset]; |
| 29 | } |
| 30 | |
| 31 | public function offsetSet(mixed $offset, mixed $value): void { |
| 32 | $this->callbacks[$offset] = $value; |
| 33 | } |
| 34 | |
| 35 | public function offsetUnset(mixed $offset): void { |
| 36 | unset($this->callbacks[$offset]); |
| 37 | } |
| 38 | |
| 39 | public function exists() { |
| 40 | return count($this->callbacks) > 0; |
| 41 | } |
| 42 | |
| 43 | function __call($prop, $args) { |
| 44 | $prohibit = ['rebind']; |
| 45 | $ret = []; |
| 46 | |
| 47 | if(in_array($prop, $prohibit)) { |
| 48 | throw new \ErrorException("Cannot rebind from a HookCollection"); |
| 49 | } |
| 50 | |
| 51 | foreach($this->callbacks as $hook) { |
| 52 | $ret[$hook->function_key] = $hook->$prop(...$args); |
| 53 | } |
| 54 | |
| 55 | return $ret; |
| 56 | } |
| 57 | |
| 58 | public function count(): int { |
| 59 | return count($this->callbacks); |
| 60 | } |
| 61 | |
| 62 | |
| 63 | public function rewind(): void { |
| 64 | reset($this->callbacks); |
| 65 | } |
| 66 | |
| 67 | |
| 68 | public function next(): void { |
| 69 | next($this->callbacks); |
| 70 | } |
| 71 | |
| 72 | #[\ReturnTypeWillChange] |
| 73 | public function current(): Hook { |
| 74 | return current($this->callbacks); |
| 75 | } |
| 76 | |
| 77 | |
| 78 | public function valid(): bool { |
| 79 | return key($this->callbacks) !== null; |
| 80 | } |
| 81 | |
| 82 | #[\ReturnTypeWillChange] |
| 83 | public function key(): int { |
| 84 | return key($this->callbacks); |
| 85 | } |
| 86 | } |