From 4b666200c1d7afefd887a9d4cc04eefcc7f03372 Mon Sep 17 00:00:00 2001
From: Nikita Petko <petko@mfdlabs.com>
Date: Thu, 25 Nov 2021 20:28:41 +0000
Subject: [PATCH] Update IpHelper.php, config.php. Add WebsiteSettings.php

~ Please adapt!!!!

~ Added new methods to IpHelper

~ Added include for iphelper in config.php
---
 globals/Dependencies/Web/IpRange.php         |  43 ++++
 globals/Dependencies/Web/WebsiteSettings.php | 214 +++++++++++++++++++
 globals/config.php                           |   1 +
 3 files changed, 258 insertions(+)
 create mode 100644 globals/Dependencies/Web/WebsiteSettings.php

diff --git a/globals/Dependencies/Web/IpRange.php b/globals/Dependencies/Web/IpRange.php
index 04c3d3d..67646f7 100644
--- a/globals/Dependencies/Web/IpRange.php
+++ b/globals/Dependencies/Web/IpRange.php
@@ -84,6 +84,17 @@ namespace Alphaland\Web {
             return false;
         }
 
+        public static function IsIpInRangeList(string $ip, array $ranges)
+        {
+            foreach ($ranges as $range) {
+                if (self::IsIpInRange($ip, $range)) {
+                    return true;
+                }
+            }
+
+            return false;
+        }
+
         /**
          * @param string $ip IP address
          * @param string $netmask Netmask
@@ -105,6 +116,16 @@ namespace Alphaland\Web {
             return false;
         }
 
+        public static function IsIpInNetmaskList(string $ip, array $netmasks)
+        {
+            foreach ($netmasks as $netmask) {
+                if (self::IsIpInNetmask($ip, $netmask)) {
+                    return true;
+                }
+            }
+
+            return false;
+        }
 
         /**
          * @param string $ip IP address
@@ -123,5 +144,27 @@ namespace Alphaland\Web {
             $subnet &= $mask; # nb: in case the supplied subnet wasn't correctly aligned
             return ($ip & $mask) == $subnet;
         }
+
+        public static function IsIpInCidrRangeList(string $ip, array $cidrs)
+        {
+            foreach ($cidrs as $cidr) {
+                if (self::IsIpInCidrRange($ip, $cidr)) {
+                    return true;
+                }
+            }
+
+            return false;
+        }
+
+        public static function IsIpInCidrNetmaskOrRangeList(string $ip, array $cidrs)
+        {
+            foreach ($cidrs as $cidr) {
+                if (self::IsIpInCidrRange($ip, $cidr) || self::IsIpInNetmask($ip, $cidr) || self::IsIpInRange($ip, $cidr) || $ip === $cidr) {
+                    return true;
+                }
+            }
+
+            return false;
+        }
     }
 }
diff --git a/globals/Dependencies/Web/WebsiteSettings.php b/globals/Dependencies/Web/WebsiteSettings.php
new file mode 100644
index 0000000..36ffe4b
--- /dev/null
+++ b/globals/Dependencies/Web/WebsiteSettings.php
@@ -0,0 +1,214 @@
+<?php
+
+/**
+ * This class is used to fetch the website settings.
+ * It is also used to write the website settings.
+ * 
+ * Written by: Nikita Petko
+ * Date: 25/11/2021
+ * 
+ * Ported from MFDLABS/corp-integral/src/lib/web/settings.fx
+ */
+
+// Do not use until it actually works.
+
+namespace Alphaland\Web {
+
+    use PDO;
+
+    class WebsiteSettings
+    {
+        private const DOES_NOT_EXIST = 'does_not_exist';
+
+        private static array $validTypes = [
+            'string',
+            'integer',
+            'float',
+            'boolean',
+            'array'
+        ];
+
+        private static function ValueIsValidType($value, string $type): bool
+        {
+            if (gettype($value) === 'NULL') return true;
+            return gettype($value) === $type && gettype($value) !== 'NULL';
+        }
+
+        private static function ConvertValueToString($value): string
+        {
+            switch (gettype($value)) {
+                case 'string':
+                    return $value;
+                case 'integer':
+                case 'float':
+                    return (string) $value;
+                case 'boolean':
+                    return $value ? 'true' : 'false';
+                case 'array':
+                    return json_encode($value);
+                default:
+                    return '';
+            }
+        }
+
+        private static function ConvertStringToValue($value, string $type)
+        {
+            if (!in_array($type, self::$validTypes)) {
+                throw new \Exception("Invalid type");
+            }
+
+            switch ($type) {
+                case 'string':
+                    return $value;
+                case 'integer':
+                    return intval($value);
+                case 'float':
+                    return floatval($value);
+                case 'boolean':
+                    return boolval($value);
+                case 'array':
+                    return json_decode($value, true);
+                default:
+                    return $value;
+            }
+        }
+
+        /**
+         * Fetches a website setting.
+         * 
+         * @param string $name The name of the setting.
+         * @param string $default The default value of the setting.
+         * 
+         * @return mixed The value of the setting.
+         */
+        public static function GetSetting(string $name, $default = null)
+        {
+            $query = $GLOBALS['pdo']->prepare("SELECT `value`, `type` FROM `websettings` WHERE `name` = :name");
+            $query->bindParam(':name', $name);
+
+            if (!$query->execute()) {
+                return $default;
+            }
+            $result = $query->fetch(PDO::FETCH_ASSOC);
+
+            if ($result === false) {
+                return $default;
+            }
+
+            return self::ConvertStringToValue($result['value'], $result['type']);
+        }
+
+        /**
+         * Sets a website setting.
+         * 
+         * @param string $name The name of the setting.
+         * @param mixed $value The value of the setting.
+         * @param string $type The type of the setting.
+         * 
+         * @return bool Whether the setting was set.
+         */
+        public static function UpdateSetting(string $name, $value, string $type = null): bool
+        {
+            if ($type === null) {
+                $type = gettype($value);
+            }
+
+            if ($value === self::DOES_NOT_EXIST) return false;
+
+            if (!in_array($type, self::$validTypes)) {
+                return false;
+            }
+
+            if (!self::ValueIsValidType($value, $type)) {
+                return false;
+            }
+
+            $remote = self::GetSetting($name, self::DOES_NOT_EXIST);
+
+            if ($remote === $value) {
+                return false;
+            }
+
+            $query = null;
+
+            if ($remote === self::DOES_NOT_EXIST) {
+                $query = $GLOBALS['pdo']->prepare("INSERT INTO `websettings` (`name`, `value`, `type`) VALUES (:name, :value, :type)");
+            } else {
+                $query = $GLOBALS['pdo']->prepare("UPDATE `websettings` SET `value` = :value, `type` = :type WHERE `name` = :name");
+            }
+
+            if (gettype($value) === 'NULL') {
+                $query->bindParam(':value', $value, PDO::PARAM_NULL);
+            } else {
+                $tmp = self::ConvertValueToString($value);
+
+                $query->bindParam(':value', $tmp, PDO::PARAM_STR);
+            }
+
+            $query->bindParam(':name', $name, PDO::PARAM_STR);
+            $query->bindParam(':type', $type, PDO::PARAM_STR);
+
+            return $query->execute();
+        }
+
+        /**
+         * Deletes a website setting.
+         * 
+         * @param string $name The name of the setting.
+         * 
+         * @return bool Whether the setting was deleted.
+         */
+        public static function DeleteSetting(string $name): bool
+        {
+            $query = $GLOBALS['pdo']->prepare("DELETE FROM `websettings` WHERE `name` = :name");
+            $query->bindParam(':name', $name);
+
+            return $query->execute();
+        }
+
+        /**
+         * Gets all website settings.
+         * 
+         * @return array The website settings.
+         */
+        public static function GetAllSettings(): array
+        {
+            $query = $GLOBALS['pdo']->prepare("SELECT `name`, `value`, `type` FROM `websettings`");
+
+            if (!$query->execute()) {
+                return [];
+            }
+
+            $result = $query->fetchAll(PDO::FETCH_ASSOC);
+
+            $settings = [];
+
+            foreach ($result as $row) {
+                $settings[$row['name']] = self::ConvertStringToValue($row['value'], $row['type']);
+            }
+
+            return $settings;
+        }
+
+        public static function SettingExists(string $name): bool
+        {
+            $query = $GLOBALS['pdo']->prepare("SELECT `name` FROM `websettings` WHERE `name` = :name");
+            $query->bindParam(':name', $name);
+
+            if (!$query->execute()) {
+                return false;
+            }
+
+            $result = $query->fetch(PDO::FETCH_ASSOC);
+
+            return $result !== false;
+        }
+
+        public static function DeleteAllSettings(): bool
+        {
+            $query = $GLOBALS['pdo']->prepare("DELETE FROM `websettings`");
+
+            return $query->execute();
+        }
+    }
+}
diff --git a/globals/config.php b/globals/config.php
index 43101f2..7c54f77 100644
--- a/globals/config.php
+++ b/globals/config.php
@@ -97,6 +97,7 @@ try
 	include "C:/Webserver/nginx/Alphaland/globals/Dependencies/Users/TwoFactor.php";
 	include "C:/Webserver/nginx/Alphaland/globals/Dependencies/Moderation/UserModerationManager.php";
 	include "C:/Webserver/nginx/Alphaland/globals/Dependencies/Common/HashingUtiltity.php";
+	include "C:/Webserver/nginx/Alphaland/globals/Dependencies/Web/IpRange.php";
 
 	//authenticator 
 	$authenticator = new PHPGangsta_GoogleAuthenticator();