<?php defined('KOBLOG') or die('Koblog CMS.');

// Koblog version
define('KOBLOG_VERSION',        'kb_0.0.1');
define('KOBLOG_CODENAME',       'Valencia');
define('KOBLOG_RELEASE_DATE',   '2024-08-23');
define('KOBLOG_BUILD',          '20240806');

// Change to TRUE for debugging
define('DEBUG_MODE', TRUE);
define('DEBUG_TYPE', 'INFO'); // INFO, TRACE

//  This determines whether errors should be printed to the screen as part of the output or if they should be hidden from the user.
ini_set("display_errors", 0);

// Even when display_errors is on, errors that occur during PHP's startup sequence are not displayed.
// It's strongly recommended to keep display_startup_errors off, except for debugging.
ini_set('display_startup_errors', 0);

//  If disabled, error message will be solely plain text instead HTML code.
ini_set("html_errors", 0);

// Tells whether script error messages should be logged to the server's error log or error_log.
ini_set('log_errors', 1);

if (DEBUG_MODE) {
	error_reporting(E_ERROR | E_WARNING | E_PARSE | E_NOTICE);
} else {
	error_reporting(E_ERROR);
}

// PHP paths
// PATH_ROOT and PATH_BOOT are defined in index.php
define('PATH_LANGUAGES',		PATH_ROOT . 'bl-languages' . DS);
define('PATH_THEMES',			PATH_ROOT . 'bl-themes' . DS);
define('PATH_PLUGINS',			PATH_ROOT . 'bl-plugins' . DS);
define('PATH_KERNEL',			PATH_ROOT . 'bl-kernel' . DS);
define('PATH_CONTENT',			PATH_ROOT . 'bl-content' . DS);

define('PATH_ABSTRACT',			PATH_KERNEL . 'abstract' . DS);
define('PATH_RULES',			PATH_KERNEL . 'boot' . DS . 'rules' . DS);
define('PATH_HELPERS',			PATH_KERNEL . 'helpers' . DS);
define('PATH_AJAX',			PATH_KERNEL . 'ajax' . DS);
define('PATH_CORE_JS',			PATH_KERNEL . 'js' . DS);

define('PATH_PAGES',			PATH_CONTENT . 'pages' . DS);
define('PATH_DATABASES',		PATH_CONTENT . 'databases' . DS);
define('PATH_PLUGINS_DATABASES',	PATH_CONTENT . 'databases' . DS . 'plugins' . DS);
define('PATH_TMP',			PATH_CONTENT . 'tmp' . DS);
define('PATH_UPLOADS',			PATH_CONTENT . 'uploads' . DS);
define('PATH_WORKSPACES',		PATH_CONTENT . 'workspaces' . DS);

define('PATH_UPLOADS_PAGES',		PATH_UPLOADS . 'pages' . DS);
define('PATH_UPLOADS_PROFILES',		PATH_UPLOADS . 'profiles' . DS);
define('PATH_UPLOADS_THUMBNAILS',	PATH_UPLOADS . 'thumbnails' . DS);

define('PATH_ADMIN',			PATH_KERNEL . 'admin' . DS);
define('PATH_ADMIN_THEMES',		PATH_ADMIN . 'themes' . DS);
define('PATH_ADMIN_CONTROLLERS',	PATH_ADMIN . 'controllers' . DS);
define('PATH_ADMIN_VIEWS',		PATH_ADMIN . 'views' . DS);

define('DEBUG_FILE',			PATH_CONTENT . 'debug.txt');

// PAGES DATABASE
define('DB_PAGES', PATH_DATABASES . 'pages.php');
define('DB_SITE', PATH_DATABASES . 'site.php');
define('DB_CATEGORIES', PATH_DATABASES . 'categories.php');
define('DB_TAGS', PATH_DATABASES . 'tags.php');
define('DB_SYSLOG', PATH_DATABASES . 'syslog.php');
define('DB_USERS', PATH_DATABASES . 'users.php');
define('DB_SECURITY', PATH_DATABASES . 'security.php');

// User environment variables
include(PATH_KERNEL . 'boot' . DS . 'variables.php');

// Set internal character encoding
mb_internal_encoding(CHARSET);

// Set HTTP output character encoding
mb_http_output(CHARSET);

// Inclde Abstract Classes
include(PATH_ABSTRACT . 'dbjson.class.php');
include(PATH_ABSTRACT . 'dblist.class.php');
include(PATH_ABSTRACT . 'plugin.class.php');

// Inclde Classes
include(PATH_KERNEL . 'pages.class.php');
include(PATH_KERNEL . 'users.class.php');
include(PATH_KERNEL . 'tags.class.php');
include(PATH_KERNEL . 'language.class.php');
include(PATH_KERNEL . 'site.class.php');
include(PATH_KERNEL . 'categories.class.php');
include(PATH_KERNEL . 'syslog.class.php');
include(PATH_KERNEL . 'pagex.class.php');
include(PATH_KERNEL . 'category.class.php');
include(PATH_KERNEL . 'tag.class.php');
include(PATH_KERNEL . 'user.class.php');
include(PATH_KERNEL . 'url.class.php');
include(PATH_KERNEL . 'login.class.php');
include(PATH_KERNEL . 'parsedown.class.php');
include(PATH_KERNEL . 'security.class.php');

// Include functions
include(PATH_KERNEL . 'functions.php');

// Include Helpers Classes
include(PATH_HELPERS . 'text.class.php');
include(PATH_HELPERS . 'log.class.php');
include(PATH_HELPERS . 'date.class.php');
include(PATH_HELPERS . 'theme.class.php');
include(PATH_HELPERS . 'session.class.php');
include(PATH_HELPERS . 'redirect.class.php');
include(PATH_HELPERS . 'sanitize.class.php');
include(PATH_HELPERS . 'valid.class.php');
include(PATH_HELPERS . 'email.class.php');
include(PATH_HELPERS . 'filesystem.class.php');
include(PATH_HELPERS . 'alert.class.php');
include(PATH_HELPERS . 'paginator.class.php');
include(PATH_HELPERS . 'image.class.php');
include(PATH_HELPERS . 'tcp.class.php');
include(PATH_HELPERS . 'dom.class.php');
include(PATH_HELPERS . 'cookie.class.php');

// Objects
$pages 		= new Pages();
$users 		= new Users();
$tags 		= new Tags();
$categories = new Categories();
$site  		= new Site();
$url		= new Url();
$security	= new Security();
$syslog 	= new Syslog();

// --- Relative paths ---
// This paths are relative for the user / web browsing.

// Base URL
// The user can define the base URL.
// Left empty if you want to Koblog try to detect the base URL.
$base = '';

if (!empty($_SERVER['DOCUMENT_ROOT']) && !empty($_SERVER['SCRIPT_NAME']) && empty($base)) {
	$base = str_replace($_SERVER['DOCUMENT_ROOT'], '', $_SERVER['SCRIPT_NAME']);
	$base = dirname($base);
} elseif (empty($base)) {
	$base = empty($_SERVER['SCRIPT_NAME']) ? $_SERVER['PHP_SELF'] : $_SERVER['SCRIPT_NAME'];
	$base = dirname($base);
}

if (strpos($_SERVER['REQUEST_URI'], $base) !== 0) {
	$base = '/';
} elseif ($base != DS) {
	$base = trim($base, '/');
	$base = '/' . $base . '/';
} else {
	// Workaround for Windows Web Servers
	$base = '/';
}

define('HTML_PATH_ROOT', 		$base);
define('HTML_PATH_THEMES',		HTML_PATH_ROOT . 'bl-themes/');
define('HTML_PATH_THEME',		HTML_PATH_THEMES . $site->theme() . '/');
define('HTML_PATH_THEME_CSS',		HTML_PATH_THEME . 'css/');
define('HTML_PATH_THEME_JS',		HTML_PATH_THEME . 'js/');
define('HTML_PATH_THEME_IMG',		HTML_PATH_THEME . 'img/');
define('HTML_PATH_ADMIN_ROOT',		HTML_PATH_ROOT . ADMIN_URI_FILTER . '/');
define('HTML_PATH_ADMIN_THEME',		HTML_PATH_ROOT . 'bl-kernel/admin/themes/' . $site->adminTheme() . '/');
define('HTML_PATH_ADMIN_THEME_JS',	HTML_PATH_ADMIN_THEME . 'js/');
define('HTML_PATH_ADMIN_THEME_CSS',	HTML_PATH_ADMIN_THEME . 'css/');
define('HTML_PATH_CORE_JS',		HTML_PATH_ROOT . 'bl-kernel/js/');
define('HTML_PATH_CORE_CSS',		HTML_PATH_ROOT . 'bl-kernel/css/');
define('HTML_PATH_CORE_VENDORS',		HTML_PATH_ROOT . 'bl-kernel/vendors/');
define('HTML_PATH_CORE_IMG',		HTML_PATH_ROOT . 'bl-kernel/img/');
define('HTML_PATH_CONTENT',		HTML_PATH_ROOT . 'bl-content/');
define('HTML_PATH_UPLOADS',		HTML_PATH_ROOT . 'bl-content/uploads/');
define('HTML_PATH_UPLOADS_PAGES',	HTML_PATH_UPLOADS . 'pages/');
define('HTML_PATH_UPLOADS_PROFILES',	HTML_PATH_UPLOADS . 'profiles/');
define('HTML_PATH_UPLOADS_THUMBNAILS',	HTML_PATH_UPLOADS . 'thumbnails/');
define('HTML_PATH_PLUGINS',		HTML_PATH_ROOT . 'bl-plugins/');

// --- Objects with dependency ---
$language = new Language($site->language());
$url->checkFilters($site->uriFilters());

// --- CONSTANTS with dependency ---

// Tag URI filter
define('TAG_URI_FILTER', $url->filters('tag'));

// Category URI filter
define('CATEGORY_URI_FILTER', $url->filters('category'));

// Page URI filter
define('PAGE_URI_FILTER', $url->filters('page'));

// Content order by: date / position
define('ORDER_BY', $site->orderBy());

// Allow unicode characters in the URL
define('EXTREME_FRIENDLY_URL', $site->extremeFriendly());

// Minutes to execute the autosave function
define('AUTOSAVE_INTERVAL', $site->autosaveInterval());

// TRUE for upload images restric to a pages, FALSE to upload images in common
define('IMAGE_RESTRICT', $site->imageRestrict());

// TRUE to convert relatives images to absoultes, FALSE No changes apply
define('IMAGE_RELATIVE_TO_ABSOLUTE', $site->imageRelativeToAbsolute());

// TRUE if the markdown parser is enabled
define('MARKDOWN_PARSER', $site->markdownParser());

// --- PHP paths with dependency ---
// This paths are absolutes for the OS
define('THEME_DIR',			PATH_ROOT . 'bl-themes' . DS . $site->theme() . DS);
define('THEME_DIR_PHP',			THEME_DIR . 'php' . DS);
define('THEME_DIR_CSS',			THEME_DIR . 'css' . DS);
define('THEME_DIR_JS',			THEME_DIR . 'js' . DS);
define('THEME_DIR_IMG',			THEME_DIR . 'img' . DS);
define('THEME_DIR_LANG',		THEME_DIR . 'languages' . DS);

// --- Absolute paths with domain ---
// This paths are absolutes for the user / web browsing.
define('DOMAIN',			$site->domain());
define('DOMAIN_BASE',			DOMAIN . HTML_PATH_ROOT);
define('DOMAIN_CORE_JS',		DOMAIN . HTML_PATH_CORE_JS);
define('DOMAIN_CORE_CSS',		DOMAIN . HTML_PATH_CORE_CSS);
define('DOMAIN_CORE_VENDORS',		DOMAIN . HTML_PATH_CORE_VENDORS);
define('DOMAIN_THEME',			DOMAIN . HTML_PATH_THEME);
define('DOMAIN_THEME_CSS',		DOMAIN . HTML_PATH_THEME_CSS);
define('DOMAIN_THEME_JS',		DOMAIN . HTML_PATH_THEME_JS);
define('DOMAIN_THEME_IMG',		DOMAIN . HTML_PATH_THEME_IMG);
define('DOMAIN_ADMIN_THEME',		DOMAIN . HTML_PATH_ADMIN_THEME);
define('DOMAIN_ADMIN_THEME_CSS',	DOMAIN . HTML_PATH_ADMIN_THEME_CSS);
define('DOMAIN_ADMIN_THEME_JS',		DOMAIN . HTML_PATH_ADMIN_THEME_JS);
define('DOMAIN_UPLOADS',		DOMAIN . HTML_PATH_UPLOADS);
define('DOMAIN_UPLOADS_PAGES',		DOMAIN . HTML_PATH_UPLOADS_PAGES);
define('DOMAIN_UPLOADS_PROFILES',	DOMAIN . HTML_PATH_UPLOADS_PROFILES);
define('DOMAIN_UPLOADS_THUMBNAILS',	DOMAIN . HTML_PATH_UPLOADS_THUMBNAILS);
define('DOMAIN_PLUGINS',		DOMAIN . HTML_PATH_PLUGINS);
define('DOMAIN_CONTENT',		DOMAIN . HTML_PATH_CONTENT);

define('DOMAIN_ADMIN',			DOMAIN_BASE . ADMIN_URI_FILTER . '/');

define('DOMAIN_TAGS',			Text::addSlashes(DOMAIN_BASE . TAG_URI_FILTER, false, true));
define('DOMAIN_CATEGORIES',		Text::addSlashes(DOMAIN_BASE . CATEGORY_URI_FILTER, false, true));
define('DOMAIN_PAGES',			Text::addSlashes(DOMAIN_BASE . PAGE_URI_FILTER, false, true));

$ADMIN_CONTROLLER = '';
$ADMIN_VIEW = '';
$ID_EXECUTION = uniqid(); // string 13 characters long
$WHERE_AM_I = $url->whereAmI();

// --- Objects shortcuts ---
$L = $language;

// DEBUG: Print constants
// $arr = array_filter(get_defined_constants(), 'is_string');
// echo json_encode($arr);
// exit;