From aef5b006c7628b0269235e2aa93a11f9f8a7d78e Mon Sep 17 00:00:00 2001
From: Dennis Eichhorn <spl1nes.com@googlemail.com>
Date: Thu, 3 Mar 2016 14:42:13 +0100
Subject: [PATCH] Adding basic arithmetic

---
 Localization/Money.php | 65 ++++++++++++++++++++++++++++++++++++++----
 1 file changed, 59 insertions(+), 6 deletions(-)

diff --git a/Localization/Money.php b/Localization/Money.php
index 1e0978d47..1d7a1e924 100644
--- a/Localization/Money.php
+++ b/Localization/Money.php
@@ -22,13 +22,22 @@ class Money {
     public function setInt(int $value) {
         $this->value = $value;
     }
+    
+    public function getInt() : int {
+        return $this->value;
+    }
 
     public function setString(string $value) {
+        $this->value = self::toInt($value, $this->decimal);
+    }
+    
+    public static function toInt(string $value, string $decimal = ',')  : int
+    {
         $split = explode($value, $decimal);
 
         $left = '';
         $left = $split[0];
-        $left = str_replace($thousands, '', $left);
+        $left = str_replace($this->thousands, '', $left);
 
         $rigth = '';
         if(count($split) > 1) {
@@ -36,20 +45,64 @@ class Money {
         }
         
         $right = substr($right, 0, -self::DECIMALS);
-        $this->value = (int) round((int) $left + (int) $right, - self::DECIMALS + $decimals);
+        $this->value = (int) $left * 100000 + (int) $right;
     }
     
     public function getAmount(int $decimals = 2) : string 
     {
-        if($decimals > ISO4270::{$currency}) {
-            $decimals = ISO4270::{$currency};
+        if($decimals > ISO4270::{$this->currency}) {
+            $decimals = ISO4270::{$this->currency};
         }
 
-        $value = (string) round($value, - self::DECIMALS + $decimals);
+        $value = (string) round($value, - self::DECIMALS + $this->decimals);
 
         $left = substr($value, 0, -self::DECIMALS);
         $right = substr($value, -self::DECIMALS);
 
-        return ($decimals > 0) : number_format($left, 0, $this->thousands, $this->decimal); . $decimal . $right : (string) $left;
+        return ($decimals > 0) : number_format($left, 0, $this->thousands, $this->decimal); . $this->decimal . $right : (string) $left;
+    }
+    
+    public function add($value)
+    {
+        if(is_string($value) || is_float($value)) {
+            $this->value += self::toInt((string) $value);
+        } elseif(is_int($value)) {
+            $this->value += $value;
+        } elseif($value instanceof Money) {
+            $this->value += $value->getInt();
+        }
+    }
+    
+    public function sub($value)
+    {
+        if(is_string($value) || is_float($value)) {
+            $this->value -= self::toInt((string) $value);
+        } elseif(is_int($value)) {
+            $this->value -= $value;
+        } elseif($value instanceof Money) {
+            $this->value -= $value->getInt();
+        }
+    }
+    
+    public function mult($value)
+    {
+        if(is_string($value) || is_float($value)) {
+            $this->value *= self::toInt((string) $value);
+        } elseif(is_int($value)) {
+            $this->value *= $value;
+        } elseif($value instanceof Money) {
+            $this->value *= $value->getInt();
+        }
+    }
+    
+    public function div($value)
+    {
+        if(is_string($value) || is_float($value)) {
+            $this->value = self::toInt((string) ($this->value / self::toInt((string) $value)));
+        } elseif(is_int($value)) {
+            $this->value = self::toInt((string) ($this->value / $value));
+        } elseif($value instanceof Money) {
+            $this->value = self::toInt((string) ($this->value / $value->getInt()));
+        }
     }
 }