File Frontend + Array type Backend

core/Api/Parameter/ArrayType.class.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace Api\Parameter;
+
+class ArrayType extends Parameter {
+
+  private Parameter $elementParameter;
+  public int $elementType;
+  public int $canBeOne;
+
+  public function __construct($name, $elementType = Parameter::TYPE_MIXED, $canBeOne=false, $optional = FALSE, $defaultValue = NULL) {
+    $this->elementType = $elementType;
+    $this->elementParameter = new Parameter('', $elementType);
+    $this->canBeOne = $canBeOne;
+    parent::__construct($name, Parameter::TYPE_ARRAY, $optional, $defaultValue);
+  }
+
+  public function parseParam($value) {
+    if(!is_array($value)) {
+      if (!$this->canBeOne) {
+        return false;
+      } else {
+        $value = array($value);
+      }
+    }
+
+    if ($this->elementType != Parameter::TYPE_MIXED) {
+      foreach ($value as &$element) {
+        if ($this->elementParameter->parseParam($element)) {
+          $element = $this->elementParameter->value;
+        } else {
+          return false;
+        }
+      }
+    }
+
+    $this->value = $value;
+    return true;
+  }
+
+  public function getTypeName() {
+    $elementType = $this->elementParameter->getTypeName();
+    return parent::getTypeName() . "($elementType)";
+  }
+
+  public function toString() {
+    $typeName = $this->getTypeName();
+    $str = "$typeName $this->name";
+    $defaultValue = (is_null($this->value) ? 'NULL' : (is_array($this->value) ? '[' . implode(",", $this->value) . ']' : $this->value));
+    if($this->optional) {
+      $str = "[$str = $defaultValue]";
+    }
+
+    return $str;
+  }
+}

core/Api/Parameter/Parameter.class.php

@@ -18,9 +18,11 @@ class Parameter {
   const TYPE_RAW       = 8;
 
   // only json will work here i guess
+  // nope. also name[]=value
   const TYPE_ARRAY     = 9;
+  const TYPE_MIXED     = 10;
 
-  const names = array('Integer', 'Float', 'Boolean', 'String', 'Date', 'Time', 'DateTime', 'E-Mail', 'Raw', 'Array');
+  const names = array('Integer', 'Float', 'Boolean', 'String', 'Date', 'Time', 'DateTime', 'E-Mail', 'Raw', 'Array', 'Mixed');
 
   public string $name;
   public $value;