From 39af99ffa4890cca1b5783d24ccd28e568f51222 Mon Sep 17 00:00:00 2001
From: Jephte Clain <Jephte.Clain@univ-reunion.fr>
Date: Wed, 19 Mar 2025 16:56:36 +0400
Subject: [PATCH] modifs.mineures sans commentaires

---
 .../{ChainAccess.php => ChainKeyAccess.php}   |  4 +-
 src/php/access/PropertyAccess.php             | 95 +++++++++++++++++++
 src/php/access/ShadowAccess.php               |  2 +-
 3 files changed, 98 insertions(+), 3 deletions(-)
 rename src/php/access/{ChainAccess.php => ChainKeyAccess.php} (91%)
 create mode 100644 src/php/access/PropertyAccess.php

diff --git a/src/php/access/ChainAccess.php b/src/php/access/ChainKeyAccess.php
similarity index 91%
rename from src/php/access/ChainAccess.php
rename to src/php/access/ChainKeyAccess.php
index d08be7f..f2460f8 100644
--- a/src/php/access/ChainAccess.php
+++ b/src/php/access/ChainKeyAccess.php
@@ -3,7 +3,7 @@ namespace nur\sery\wip\php\access;
 
 use nulib\cl;
 
-class ChainAccess extends AbstractAccess {
+class ChainKeyAccess extends AbstractAccess {
   function __construct(IAccess $access, $key) {
     parent::__construct();
     $this->access = $access;
@@ -52,6 +52,6 @@ class ChainAccess extends AbstractAccess {
   }
 
   function addKey($key): IAccess {
-    return new ChainAccess($this->access, cl::merge($this->key, $key));
+    return new ChainKeyAccess($this->access, cl::merge($this->key, $key));
   }
 }
diff --git a/src/php/access/PropertyAccess.php b/src/php/access/PropertyAccess.php
new file mode 100644
index 0000000..1550173
--- /dev/null
+++ b/src/php/access/PropertyAccess.php
@@ -0,0 +1,95 @@
+<?php
+namespace nur\sery\wip\php\access;
+
+use ReflectionClass;
+use ReflectionException;
+use ReflectionProperty;
+
+class PropertyAccess extends AbstractAccess {
+  function __construct(object &$object, $name, ?array $params=null) {
+    parent::__construct($params);
+    $this->object =& $object;
+    $this->class = new ReflectionClass($object);
+    $this->name = $name;
+    $this->allowNull = $params["allow_null"] ?? true;
+    $this->allowFalse = $params["allow_false"] ?? false;
+  }
+
+  protected object $object;
+
+  protected ReflectionClass $class;
+
+  protected string $name;
+
+  protected bool $allowNull;
+
+  protected bool $allowFalse;
+
+  function reset(object &$object): self {
+    $this->object =& $object;
+    return $this;
+  }
+
+  function exists(): bool {
+    return $this->class->hasProperty($this->name)
+      || property_exists($this->object, $this->name);
+  }
+
+  protected function _property(): ReflectionProperty {
+    $property = $this->class->getProperty($this->name);
+    $property->setAccessible(true);
+    return $property;
+  }
+
+  protected function _get($default=null) {
+    try {
+      return $this->_property()->getValue($this->object);
+    } catch (ReflectionException $e) {
+    }
+    $name = $this->name;
+    if (property_exists($this->object, $name)) {
+      return $this->object->$name;
+    } else {
+      return $default;
+    }
+  }
+
+  function available(): bool {
+    if (!$this->exists()) return false;
+    $value = $this->_get();
+    if ($value === "") return $this->allowEmpty;
+    if ($value === null) return $this->allowNull;
+    if ($value === false) return $this->allowFalse;
+    return true;
+  }
+
+  function get($default=null) {
+    if (!$this->exists()) return $default;
+    $value = $this->_get();
+    if ($value === "" && !$this->allowEmpty) return $default;
+    if ($value === null && !$this->allowNull) return $default;
+    if ($value === false && !$this->allowFalse) return $default;
+    return $value;
+  }
+
+  protected function _set($value): void {
+    try {
+      $this->_property()->setValue($this->object, $value);
+    } catch (ReflectionException $e) {
+      $name = $this->name;
+      $this->object->$name = $value;
+    }
+  }
+
+  function set($value): void {
+    $this->_set($value);
+  }
+
+  function del(): void {
+    $this->_set(null);
+  }
+
+  function addKey($key): IAccess {
+    return new ChainKeyAccess($this, $key);
+  }
+}
diff --git a/src/php/access/ShadowAccess.php b/src/php/access/ShadowAccess.php
index e4f1211..ab0e33a 100644
--- a/src/php/access/ShadowAccess.php
+++ b/src/php/access/ShadowAccess.php
@@ -55,6 +55,6 @@ class ShadowAccess extends AbstractAccess {
   }
 
   function addKey($key): IAccess {
-    return new ChainAccess($this, $key);
+    return new ChainKeyAccess($this, $key);
   }
 }