Create key requests for backend to query.

public/RequestManager.php

@@ -6,9 +6,37 @@
 
 class RequestManager {
 
-    public function __construct(
-        
-    ) {
+    private $requestDir;
 
+    public function __construct(
+        $dirName = '/requests'
+    ) {
+        $this->requestDir = __DIR__ . $dirName;
     }
-}
+
+    public function generateRequest($owner, $key) {
+        if(!isset($owner) || !isset($key))
+            return ['error'=>'Request could not be processed', 'status'=> 400];
+        $requester = $_SERVER['PHP_AUTH_USER'];
+        if($owner == $requester)
+            return ['error'=>'You do not need to request access to your own keys', 'status'=> 400];
+        $requestFileName = $this->requestDir . '/' . $owner . '.json';
+        $openRequests = new stdClass();
+        if(file_exists($requestFileName))
+            $openRequests = json_decode(file_get_contents($requestFileName));
+        foreach($openRequests->{$requester} as $request) {
+            if($request->requested_key == $key)
+                return ['error'=>'You already requested that key', 'status'=>400];
+        }
+        $newData = new StdClass();
+        $newData->requested_key = $key;
+        $newData->created = new DateTime()->format('c');
+        if(!isset($openRequests->{$requester}));
+            $openRequests->{$requester} = array();
+        $dataIndex = count($openRequests->{$requester});
+        $openRequests->{$requester}[$dataIndex] = $newData;
+        if(!file_put_contents($requestFileName, json_encode($openRequests, JSON_PRETTY_PRINT)))
+             return['error'=>'request cannot be stored on the server', 'status'=>400];
+        return ['success'=>'Your request was registered successfully', 'status'=>200];
+    }
+}