128 lines
4.1 KiB
PHP
128 lines
4.1 KiB
PHP
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<?php
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namespace nur\b\coll;
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use nur\A;
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use nur\b\IllegalAccessException;
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use ReflectionMethod;
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/**
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* Trait TAutomethods: support des méthodes automatiques
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*/
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trait TAutomethods {
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/**
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* return @array un tableau {$method => $key} qui associe des noms de getters
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* aux clés correspondantes. cette valeur est utilisée pour implémenter les
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* getters automatiques
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*/
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protected static function _AUTO_GETTERS(): ?array {
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return static::_AUTO_GETTERS;
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}
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/**
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* return @array un tableau {$method => $key} qui associe des noms de setters
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* aux clés correspondantes. cette valeur est utilisée pour implémenter les
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* setters automatiques
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*/
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protected static function _AUTO_SETTERS(): ?array {
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return static::_AUTO_SETTERS;
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}
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/**
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* return @array un tableau {$method => $key} qui associe des noms de deleters
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* aux clés correspondantes. cette valeur est utilisée pour implémenter les
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* deleters automatiques
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*/
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protected static function _AUTO_DELETERS(): ?array {
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return static::_AUTO_DELETERS;
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}
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/**
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* return @array un tableau {$method => $key} qui associe des noms de getters
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* aux clés composites correspondantes. cette valeur est utilisée pour
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* implémenter les getters automatiques
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*/
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protected static function _AUTO_CI_GETTERS(): ?array {
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return static::_AUTO_CI_GETTERS;
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}
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/**
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* return @array un tableau {$method => $key} qui associe des noms de setters
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* aux clés composites correspondantes. cette valeur est utilisée pour
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* implémenter les setters automatiques
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*/
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protected static function _AUTO_CI_SETTERS(): ?array {
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return static::_AUTO_CI_SETTERS;
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}
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static function _TAutomethods__have_method(string $method): bool {
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$autoLists = [
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static::_AUTO_GETTERS,
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static::_AUTO_SETTERS,
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static::_AUTO_DELETERS,
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static::_AUTO_CI_GETTERS,
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static::_AUTO_CI_SETTERS,
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];
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foreach ($autoLists as $method2properties) {
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if ($method2properties !== null && array_key_exists($method, $method2properties)) {
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return true;
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}
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}
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return false;
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}
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function _haveMethod(string $method): bool {
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if (method_exists($this, $method)) return true;
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return self::_TAutomethods__have_method($method);
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}
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private static function call_args(object $object, string $method, array $args) {
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$rf = new ReflectionMethod($object, $method);
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if (!$rf->isVariadic()) {
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$maxArgs = $rf->getNumberOfParameters();
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$args = array_slice($args, 0, $maxArgs);
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while (count($args) < $maxArgs) {
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$args[] = null;
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}
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}
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if (count($args) === 0) return $rf->invoke($object);
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else return $rf->invokeArgs($object, $args);
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}
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function __call(string $name, array $args) {
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$getter_keys = static::_AUTO_GETTERS();
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if ($getter_keys !== null && array_key_exists($name, $getter_keys)) {
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$key = $getter_keys[$name];
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$default = A::get($args, 0);
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return self::call_args($this, "get", [$key, $default]);
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}
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$setter_keys = static::_AUTO_SETTERS();
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if ($setter_keys !==null && array_key_exists($name, $setter_keys)) {
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$key = $setter_keys[$name];
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$value = A::get($args, 0);
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if (is_string($value)) {
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$type = $this->md()->getType($key, false);
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if ($type !== null) $value = $type->with($value);
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}
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return self::call_args($this, "set", [$key, $value]);
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}
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$deleter_keys = static::_AUTO_DELETERS();
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if ($deleter_keys !== null && array_key_exists($name, $deleter_keys)) {
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$key = $deleter_keys[$name];
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return self::call_args($this, "del", [$key]);
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}
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$ci_getter_keys = static::_AUTO_CI_GETTERS();
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if ($ci_getter_keys !== null && array_key_exists($name, $ci_getter_keys)) {
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$key = $ci_getter_keys[$name];
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return $this->md()->get($this->data, $key, null, false);
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}
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$ci_setter_keys = static::_AUTO_CI_SETTERS();
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if ($ci_setter_keys !==null && array_key_exists($name, $ci_setter_keys)) {
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$key = $ci_setter_keys[$name];
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$value = A::get($args, 0);
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$this->md()->set($this->data, $key, $value);
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return null;
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}
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throw IllegalAccessException::not_implemented($name);
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}
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}
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