From d5936455d6d5d32a5e0ca88096d663bade444549 Mon Sep 17 00:00:00 2001
From: Geo Halkiadakis <gchalkiadakis@sklavenitis.co.gr>
Date: Mon, 8 May 2023 17:21:17 +0300
Subject: refactoring anom-parametres setup

---
 core/config/anom_settings.php | 320 +++++++++++++++++++++---------------------
 1 file changed, 159 insertions(+), 161 deletions(-)

(limited to 'core/config/anom_settings.php')

diff --git a/core/config/anom_settings.php b/core/config/anom_settings.php
index 6713771..7dc09b4 100644
--- a/core/config/anom_settings.php
+++ b/core/config/anom_settings.php
@@ -1,122 +1,168 @@
 <?php
-
-/** CONFIGURATION PATAMETRES
+/** CONFIGURATION PARAMETRES
  * -----------------------------------------------------------------------------
- * This is the first file you need to setup
- * in order to start a new application
+ * 
+ * Here you can find all the setup paramaters that define
+ * key-decisions of your application;
+ * 
+ * ex. Session driver, Cache driver, Cookies Policy etc;
+ * 
+ * Other supplamentary constants (ex. Session options according to the driver,
+ * Cookie properties according to the application's specs) shall be defined
+ * into the ~/public/app/config/app_constants.php
+ * 
  * 
  * NOTE:
- * You may rewrite the defines manualy setting any values manualy
- * Here we propose that you use an .env file (with is a very safe option)
- * the env file is saved into `/core/auth` folder
+ * You may rewrite the defines setting any values manualy
+ * SETTING anom CONSTANTS VIA an `.env` FILE IS HIGHLY RECOMMENDED (for safety)
+ * The default env file is saved into `~/core/auth` folder
+ *  
+ * -----------------------------------------------------------------------------
  */
 
 if (file_exists("../core/auth/.env")) {
     $ini = parse_ini_file("../core/auth/.env");
 }
 
-// DEFINE WHETTHER THE APP RUNS ON PRODUCTION
-// Don't forget to change this setting
-// when deploying to a different stage
-// -----------------------------------------------------------------------------
-
-# // define by OS parameter
-# if (getenv('ENVIRONMENT')) { 
-#     if (getenv('ENVIRONMENT') == 'PRODUCTION') {
-#         define('PRODUCTION', true);
-#     } else {
-#         define('PRODUCTION', false);
-#     }
-# } 
-
-# define by .env file
+
+
+
+/** ENVIRONMENT constant
+ * -----------------------------------------------------------------------------
+ * 
+ * define application's environment stage; [PRODUCTION|develpment|testing|*]
+ * seting this constant to 'PRODUCTION' eliminates debuggin comments;
+ * 
+ * DO NOT FORGET to change this setting when deploying to a different stage
+ * 
+ * -----------------------------------------------------------------------------
+ */
+
 define('PRODUCTION', ($ini['ENVIRONMENT'] == 'production') );
 
 
 
-// Custom Names ////////////////////////////////////////////////////////////////
-// -----------------------------------------------------------------------------
 
-define('APP_NAME', 'e-Classroom');      // Application Name
+/** APPLICATION NAMES AND URL DEFAULTS
+ * -----------------------------------------------------------------------------
+ * 
+ * NOTE:
+ * if .env file exists ... do not touch anything
+ * else ... replace $env[*] values with your setup
+ * 
+ * -----------------------------------------------------------------------------
+ */
+
+define('APP_NAME', $ini['APP_NAME']);         // Application Name (how developer refers to it)
+
+define('APP_VERSION', $ini['APP_VERSION']);   // Application version (major_version + subversion_class)
+                                              // keep it simple, ex: '1.alfa'  -or-  '1.beta'  -or-  '2.rc'
+
+define('SITE_URL', $ini['ANOM_HOSTNAME']);
 
-define('APP_VERSION', 'v0.2');          // Application version
 
 
 
-/** APPLICATION PATHS ///////////////////////////////////////////////////////////
+/** APPLICATION PATHS
  * -----------------------------------------------------------------------------
  * 
- * Obligarory
+ * Obligarory:
  * These are needed in order to run the bare minimum MVC system
  * They also make code easier to read
  * 
  * NOTE:
- * probably you don't need to chage these defines
+ * most likely won't need to change any of these subsection defines;
+ * still the framework makes easy for the developer
+ * to change the Views and/or the Tests diectrory;
+ * 
  * -----------------------------------------------------------------------------
  */
 
-define('APP_ROOT', dirname(get_included_files()[0]) );
+define('APP_ROOT', $ini['APP_ROOT'] ?? dirname(get_included_files()[0]) );
 
 define('URL_ROOT', '/');
 
-define('CREDENTIALS', '../core/config/credentials.php');
-
 define('INIT_APPLICATION', '../core/config/init.php');
 
-define('RENDERING_SYSTEM', '../core/helpers/render.php');
+define('VIEWS_DIRECTORY', $ini['VIEWS_DIRECTORY'] ?? (APP_ROOT.'/app/views/'));
+
+define('TESTS_DIRECTORY', $ini['TESTS_DIRECTORY'] ?? (APP_ROOT."/../tests/"));
 
-define('VIEWS_DIRECTORY', APP_ROOT.'/app/views/');
 
-define('TESTS_DIRECTORY', APP_ROOT."/../tests/");
 
 
 /** AUTOLOADER /////////////////////////////////////////////////////////////////
  * -----------------------------------------------------------------------------
+ * 
  * An autoloader for classes is required;
  * 
  * 
- * OPTION 1: COMPOSER
+ ** OPTION 1: COMPOSER
+ * -----------------------------------------------------------------------------
  * Composer is recommended and makes much more than simple autoloding
+ * -----------------------------------------------------------------------------
  */
+
 define('AUTOLOADER' , '../vendor/autoload.php');
 
-/** ...
- * 
- * OPTION 2: Custom Autoloader
+/** OPTION 2: Custom Autoloader
+ * -----------------------------------------------------------------------------
  * If Composer is not supported, another autoloading proccess required
  * Comment/Disable the 1st option and uncomment/Enable the next line
+ * -----------------------------------------------------------------------------
+ * 
+ * NOTE: if the custom autoloadet is used
+ * then you need to defing CLASSPATHS constant-array too;
  */
+
 # define('AUTOLOADER' , '../core/helpers/autoload.php');
 
-/** CLASSPATHS : array of paths where classes are saved
- * Needed only when the custom autoloader is used
- * (like autoload.classmap section of Composer)
+
+
+
+/** SESSION HANDLING
+ * ----------------------------------------------------------------------------
+ * 
+ * there are several session drivers for session handling:
+ *    
+ * 'DefaultSession'  : uses the default (file-based) php session management
+ * 'FileSession'     : defines a custom file-based session mechanism
+ * 'DatabaseSession' : mechanism that stores Session data into a DataBase
+ * ----------------------------------------------------------------------------
  */
-# define('CLASSPATHS', array(
-#     '/../core/classes/',
-#     '/app/controllers/',
-#     '/app/models/',
-#     '/../vendor/'
-#   )
-# );
 
+define('SESSION_DRIVER', $ini['SESSION_DRIVER']);
 
 
- /** SESSION HANDLING //////////////////////////////////////////////////////////
-  * ----------------------------------------------------------------------------
-  * 
-  * there are several session drivers for session handling:
-  *    
-  * 'DefaultSession'  : uses the default (file-based) php session management
-  * 'FileSession'     : defines a custom file-based session mechanism
-  * 'DatabaseSession' : mechanism that stores Session data into a DataBase
-  * ----------------------------------------------------------------------------
-  */
 
-define('SESSION_DRIVER', 'DefaultSession');
+  
+/** COOKIE SETTINGS
+ * -----------------------------------------------------------------------------
+ * 
+ * Define cookie policy (cookie sharing and securing)
+ * 
+ * recomended values for production environment:
+ * COOKIE_SECURE=true
+ * COOKIE_SAMESITE='Strict'
+ * 
+ * NOTE:
+ * on development environment COOKIE_SECURE has to be false
+ * in order for the test server to use them from http://locahost
+ * 
+ * for more info about cookie policy read:
+ * https://www.php.net/manual/en/function.session-set-cookie-params.php
+ * 
+ * -----------------------------------------------------------------------------
+ */
+
+define('COOKIE_SECURE', PRODUCTION);    // Secure cookie policy [true|false]
+
+define('COOKIE_SAMESITE', $ini['COOKIE_SAMESITE'] ?? 'Strict');    // SameSite cookie policy [Strict|Lax|None]
+    
+# define('COOKIE_DOMAIN', $env['ANOM_HOSTNAME']);   // domain to be visible on
+
+
 
-// if FileSession is selected, a path for session-files is needed
-# define('FILESESSION_PATH', '../storage/session');
 
 /* ADVANCED OPTIMIZATION ///////////////////////////////////////////////////////
  * -----------------------------------------------------------------------------
@@ -135,25 +181,13 @@ define('SESSION_DRIVER', 'DefaultSession');
  * study, then choose the one that fulfills your needs;
  * -----------------------------------------------------------------------------
  */
+  
+define('CACHE_DRIVER', $ini['CACHE_DRIVER']);
 
-define('CACHE_DRIVER', 'FileCache');
-
-
-/** Caching expiration times fpr various expensive objects
- * -----------------------------------------------------------------------------
- */
-
-// Root objects like product-categories tree
-define('CACHE_ROOT_TTL', 28800);        // 8 hours
-
-// Product Category
-define('CACHE_CATEGORY_TTL', 18000);    // 5 hours
-
-// Product
-define('CACHE_PRODUCT_TTL', 3600);      // 1 hour
 
 
 
+/** HOTFIX: (needs refactoring) */
 
 // CONNECTIONS ...
 
@@ -178,7 +212,7 @@ define('MEDIA_STORAGE_ROOT', APP_ROOT.'/../storage/uploads/');    // Media files
  * -----------------------------------------------------------------------------
  */
 
-define('CSRF_PROTCTION', false);
+define('CSRF_PROTECTION', false);
 
 define('CSRF_TOKEN_NAME', 'csrf_test_name');        // token name
 
@@ -228,96 +262,60 @@ define('CSRF_EXCLUDE_URIS', array());   // Array of URIs which ignore CSRF check
  * the credentials needed for accessing the database
  */
 
-/** This is a SAFE method (define credentials as OS environmental variables)
- * -----------------------------------------------------------------------------
- */
-# define('DB_NAME', getenv('DB_NAME'));     // database name
-# 
-# define('DB_USER', getenv('DB_USER'));     // database user-name
-# 
-# define('DB_PASS', getenv('DB_PASS'));     // user's pass
-# 
-# define('PDO_HOST', getenv('PDO_HOST'));   // database host (connection string)
-
-
-/** This is another SAFE method (keep credentials in an .env file)
- * -----------------------------------------------------------------------------
- */
-
 define('DB_NAME', $ini['DB_NAME']);
  
 define('DB_USER', $ini['DB_USER']);
  
 define('DB_PASS', $ini['DB_PASS']);
  
+/** NOTE:
+ * PDO_HOST can be a hostname/port combination -or- a unix socket
+ * 
+ * ...examples:
+ * define('PDO_HOST', 'host=/localhost')    ## hostname case
+ * define('PDO_HOST', 'host=/localhost;port=3456')    ## hostname/port case
+ * define('PDO_HOST', 'unix_socket=/sql/ex123:europe:some-db');   ## unix socket
+ * define('PDO_HOST', 'unix_socket=/cloudsql/name-123456:europe-west4:name-db-eu');
+ */
+
 define('PDO_HOST', $ini['PDO_HOST']);
  
- 
- /** This is just good enough
-  * -----------------------------------------------------------------------------
-  */
- 
- # if (!PRODUCTION) {    // == Deployed on staging
- #
- #   // STAGING SETTINGS:
- #    
- #   define('DB_NAME', 'dev_db_name');
- #
- #   define('DB_USER', 'devUserName');
- #
- #   define('DB_PASS', getenv('DBPASSWORD'));
- #
- #   // PDO_HOST can be a hostname/port combination -or- a unix socket
- #   // ...examples:
- #   // define('PDO_HOST', 'host=/localhost')    ## hostname case
- #   // define('PDO_HOST', 'host=/localhost;port=3456')    ## hostname/port case
- #   // define('PDO_HOST', 'unix_socket=/sql/ex123:europe:some-db');   ## unix socket
- #   define('PDO_HOST', 'unix_socket=/cloudsql/name-123456:europe-west4:name-db-eu');
- #
- # } else {        // == Deployed on production
- #
- #    // PRODUCTION SETTINGS:
- #
- #    define('DB_NAME', 'your_db_name');
- #    define('DB_USER', 'dbusername');
- #    define('DB_PASS', getenv('DBPASSWORD'));
- #    define('PDO_HOST', 'unix_socket=/cloudsql/name-123456:europe-west4:name-db-eu');
- #
- #  }
- 
 define('DB_TIMEZONE', "SET time_zone = 'Europe/Athens'");
- 
- /** NOTE:
-  * Both Redis and Memcached configurations are given as a template to work on;
-  * In most cases the default values should do the job -- of course you need to
-  * read the README file (check the project's root);
-  * As these caching services are not fully tested you may need to ochestrate
-  * the services in detail or edit the connection strings into the core classes
-  * (hosted under the '/core/classes/cacher' folder)
-  */
- 
- 
- /** REDIS SERVICE
-  * -----------------------------------------------------------------------------
-  * Most of the times Redis is running on 'localhost' (host = '127.0.0.1')
-  * When implemented via anom's docker-composer (redis via bridge) then you need
-  * do declare the hostname as 'redis'
-  */
- #
- # if (!defined('REDIS_HOST'))     define('REDIS_HOST', 'redis');
- # 
- # if (!defined('REDIS_PORT'))     define('REDIS_PORT', 6379);
- # 
- # if (!defined('REDIS_PASS'))     define('REDIS_PASS', null);
- 
- 
- /** MEMCACHED
-  * -----------------------------------------------------------------------------
-  * Memcached looks very much like Redis (plus, both are serving from RAM)
-  * Usualy Memcashed is running localy so host is 'localhost' ('127.0.0.1')
-  * If you use the framework's docker-composer implementation then
-  * the hostname is 'anomemcached'
-  */
- #
- #if (!defined('MEMCACHE_HOST'))  define('MEMCACHE_HOST', 'anomemcached');
+
+
+
+
+/** NOTE:
+ * Both Redis and Memcached configurations are given as a template to work on;
+ * In most cases the default values should do the job -- of course you need to
+ * read the README file (check the project's root);
+ * As these caching services are not fully tested you may need to ochestrate
+ * the services in detail or edit the connection strings into the core classes
+ * (hosted under the '/core/classes/cacher' folder)
+ */
+
+
+/** REDIS SERVICE
+ * -----------------------------------------------------------------------------
+ * Most of the times Redis is running on 'localhost' (host = '127.0.0.1')
+ * When implemented via anom's docker-composer (redis via bridge) then you need
+ * do declare the hostname as 'redis'
+ */
+
+# if (!defined('REDIS_HOST'))     define('REDIS_HOST', 'redis');
+# 
+# if (!defined('REDIS_PORT'))     define('REDIS_PORT', 6379);
+# 
+# if (!defined('REDIS_PASS'))     define('REDIS_PASS', null);
+
+
+/** MEMCACHED
+ * -----------------------------------------------------------------------------
+ * Memcached looks very much like Redis (plus, both are serving from RAM)
+ * Usualy Memcashed is running localy so host is 'localhost' ('127.0.0.1')
+ * If you use the framework's docker-composer implementation then
+ * the hostname is 'anomemcached'
+ */
+
+# if (!defined('MEMCACHE_HOST'))  define('MEMCACHE_HOST', 'anomemcached');
  
\ No newline at end of file
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