Implement a getAll function

Author: Julian Atkins

src/Handlers/ArrayHandler.php

@@ -54,6 +54,11 @@ public function get(string $class, string $property, ?string $context = null)
         return $this->getStored($class, $property, $context);
     }
 
+    public function getAll(?string $class, ?string $context = null)
+    {
+        return $this->getAllStored($class, $context);
+    }
+
     public function set(string $class, string $property, $value = null, ?string $context = null)
     {
         $this->setStored($class, $property, $value, $context);
@@ -98,6 +103,47 @@ protected function getStored(string $class, string $property, ?string $context)
             : $this->parseValue(...$this->contexts[$context][$class][$property]);
     }
 
+    /**
+     * Retrieves all values from storage.
+     *
+     * @return mixed|null
+     */
+    protected function getAllStored(?string $class, ?string $context)
+    {
+        $properties = null;
+
+        if ($context === null) {
+            if ($class === null) {
+                $properties = $this->general;
+            } elseif (isset($this->general[$class])) {
+                $properties = $this->general[$class];
+            }
+        } elseif (isset($this->contexts[$context])) {
+            if ($class === null) {
+                $properties = $this->contexts[$context];
+            } elseif (isset($this->contexts[$context][$class])) {
+                $properties = $this->contexts[$context][$class];
+            }
+        }
+
+        if($properties === null)
+            return null;
+
+       if($class === null) {
+            foreach($properties as &$c) {
+                foreach($c as &$p) {
+                    $p = $this->parseValue(...$p);
+                }
+            }
+        } else {
+            foreach($properties as &$p) {
+                $p = $this->parseValue(...$p);
+            }
+        }
+
+        return $properties;
+    }
+
     /**
      * Adds values to storage.
      *

src/Handlers/BaseHandler.php

@@ -18,6 +18,13 @@ abstract public function has(string $class, string $property, ?string $context =
      */
     abstract public function get(string $class, string $property, ?string $context = null);
 
+    /**
+     * Returns all values from the handler, if stored.
+     *
+     * @return mixed
+     */
+    abstract public function getAll(?string $class, ?string $context = null);
+
     /**
      * If the Handler supports saving values, it
      * MUST override this method to provide that functionality.

src/Handlers/DatabaseHandler.php

@@ -69,6 +69,16 @@ public function get(string $class, string $property, ?string $context = null)
         return $this->getStored($class, $property, $context);
     }
 
+    /**
+     * Retrieve all values from the database.
+     *
+     * @return mixed|null
+     */
+    public function getAll(?string $class, ?string $context = null)
+    {
+        return $this->getAllStored($class, $context);
+    }
+
     /**
      * Stores values into the database for later retrieval.
      *

src/Settings.php

@@ -70,6 +70,28 @@ public function get(string $key, ?string $context = null)
         return $config->{$property} ?? null;
     }
 
+    /**
+     * Retrieve all values from any handler
+     * file.arg.optionalArg
+     */
+    public function getAll(?string $key = null, ?string $context = null): array
+    {
+        if($key !== null) {
+            [$class,,] = $this->prepareClassAndProperty($key . ".");
+        } else {
+            $class = null;
+        }
+
+        $properties = array();
+
+        // Add handlers
+        foreach ($this->handlers as $handler) {
+            $properties[get_class($handler)] = $handler->getAll($class, $context);
+        }
+
+        return $properties;
+    }
+
     /**
      * Save a value to the writable handler for later retrieval.
      *