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wp-content/plugins/smart-slider-3/Nextend/SmartSlider3/Settings.php

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+<?php
+
+namespace Nextend\SmartSlider3;
+
+use Nextend\Framework\Model\StorageSectionManager;
+
+class Settings {
+
+    static $settings = null;
+
+    private static $_type = "settings";
+
+    static function getAll() {
+        if (self::$settings === null) {
+
+            self::$settings = json_decode(StorageSectionManager::getStorage('smartslider')
+                                                               ->get(self::$_type), true);
+            if (self::$settings === null || !is_array(self::$settings)) self::$settings = array();
+        }
+
+        return self::$settings;
+    }
+
+    static function get($key, $default = null) {
+        if (self::$settings === null) self::getAll();
+        if (!array_key_exists($key, self::$settings)) return $default;
+
+        return self::$settings[$key];
+    }
+
+    static function set($key, $value) {
+        self::getAll();
+        self::$settings[$key] = $value;
+        self::store(self::$_type, json_encode(self::$settings));
+    }
+
+    static function store($key, $value) {
+        StorageSectionManager::getStorage('smartslider')
+                             ->set($key, '', $value);
+    }
+}