- Fixed 'title' method and extension

src/Method/Request.php

@@ -0,0 +1,72 @@
+<?php
+
+namespace Picea\Method;
+
+use Picea\Extension\Extension,
+    Picea\Extension\ExtensionTrait;
+
+use Picea\Compiler\Context;
+
+use Psr\Http\Message\ServerRequestInterface;
+
+class Request implements Extension {
+    use ExtensionTrait;
+
+    public array $tokens;
+
+    public string $token;
+    
+    public ServerRequestInterface $request;
+
+    public function __construct(ServerRequestInterface $request, Context $context) {
+        $this->request = $request;
+        $this->register($context);
+    }
+
+    public function parse(/*\Picae\Compiler\Context*/ &$context, ?string $arguments, string $token) : string { }
+
+    public function register(Context $context) : void
+    {
+        $context->pushFunction("cookie", [ $this, 'cookie' ]);
+        $context->pushFunction("get",  [ $this, 'get'  ]);
+        $context->pushFunction("post", [ $this, 'post' ]);
+        $context->pushFunction("post", [ $this, 'post' ]);
+    }
+    
+    public function cookie(string $variableName)
+    {
+        return static::arrayGet($this->request->getCookieParams(), $variableName);
+    }
+    
+    public function get(string $variableName)
+    {
+        return static::arrayGet($this->request->getQueryParams(), $variableName);
+    }
+    
+    public function post(string $variableName)
+    {
+        return static::arrayGet($this->request->getParsedBody(), $variableName);
+    }
+
+    public function server(string $variableName)
+    {
+        return static::arrayGet($this->request->getServerParams(), $variableName);
+    }
+    
+    public static function arrayGet(array $array, string $path, string $delimiter = '.') 
+    {
+        $pathArr = explode($delimiter, $path);
+
+        if ( isset($array[$pathArr[0]]) ) {
+            if ( isset($pathArr[1]) ) {
+                return static::arrayGet($array[array_shift($pathArr)], implode($delimiter, $pathArr));
+            }
+            else {
+                return $array[$pathArr[0]];
+            }
+        }
+        else {
+            return null;
+        }
+    }
+}