From 8f3e2b2e5c62a6130f6c8867ab335fb4c1a32c5c Mon Sep 17 00:00:00 2001
From: Frederic Guillot <fred@kanboard.net>
Date: Fri, 4 Mar 2016 20:10:34 -0500
Subject: Helper refactoring

---
 app/Helper/ModelHelper.php | 94 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 app/Helper/ModelHelper.php

(limited to 'app/Helper/ModelHelper.php')

diff --git a/app/Helper/ModelHelper.php b/app/Helper/ModelHelper.php
new file mode 100644
index 00000000..d49637c8
--- /dev/null
+++ b/app/Helper/ModelHelper.php
@@ -0,0 +1,94 @@
+<?php
+
+namespace Kanboard\Helper;
+
+use Kanboard\Core\Base;
+
+/**
+ * Model Helper
+ *
+ * @package helper
+ * @author  Frederic Guillot
+ */
+class ModelHelper extends Base
+{
+    /**
+     * Remove keys from an array
+     *
+     * @access public
+     * @param  array     $values    Input array
+     * @param  string[]  $keys      List of keys to remove
+     */
+    public function removeFields(array &$values, array $keys)
+    {
+        foreach ($keys as $key) {
+            if (array_key_exists($key, $values)) {
+                unset($values[$key]);
+            }
+        }
+    }
+
+    /**
+     * Remove keys from an array if empty
+     *
+     * @access public
+     * @param  array     $values    Input array
+     * @param  string[]  $keys      List of keys to remove
+     */
+    public function removeEmptyFields(array &$values, array $keys)
+    {
+        foreach ($keys as $key) {
+            if (array_key_exists($key, $values) && empty($values[$key])) {
+                unset($values[$key]);
+            }
+        }
+    }
+
+    /**
+     * Force fields to be at 0 if empty
+     *
+     * @access public
+     * @param  array        $values    Input array
+     * @param  string[]     $keys      List of keys
+     */
+    public function resetFields(array &$values, array $keys)
+    {
+        foreach ($keys as $key) {
+            if (isset($values[$key]) && empty($values[$key])) {
+                $values[$key] = 0;
+            }
+        }
+    }
+
+    /**
+     * Force some fields to be integer
+     *
+     * @access public
+     * @param  array        $values    Input array
+     * @param  string[]     $keys      List of keys
+     */
+    public function convertIntegerFields(array &$values, array $keys)
+    {
+        foreach ($keys as $key) {
+            if (isset($values[$key])) {
+                $values[$key] = (int) $values[$key];
+            }
+        }
+    }
+
+    /**
+     * Force some fields to be null if empty
+     *
+     * @access public
+     * @param  array        $values    Input array
+     * @param  string[]     $keys      List of keys
+     */
+    public function convertNullFields(array &$values, array $keys)
+    {
+        foreach ($keys as $key) {
+            if (array_key_exists($key, $values) && empty($values[$key])) {
+                $values[$key] = null;
+            }
+        }
+    }
+}
-- 
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