+++ /dev/null
-<?php
-/**
- * A class for the configuration stuff implemented in a singleton design paddern
- *
- * NOTE: We cannot put this in inc/classes/ because it would be loaded (again)
- * in the class loader. See inc/loader/class_ClassLoader.php for instance
- *
- * @see ClassLoader
- * @author Roland Haeder <webmaster@ship-simu.org>
- * @version 0.0
- * @copyright Copyright(c) 2007, 2008 Roland Haeder, this is free software
- * @license GNU GPL 3.0 or any newer version
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-class FrameworkConfiguration {
- /**
- * Include files which shall be included before the main loader.
- */
- private $moreIncPre = null;
-
- /**
- * Include files which shall be included after the main loader.
- */
- private $moreIncPost = null;
-
- /**
- * The framework's main configuration array which will be initialized with
- * hard-coded configuration data and might be overwritten/extended by
- * config data from the database.
- */
- private $config = array();
-
- /**
- * The configuration instance itself
- */
- private static $cfgInstance = null;
-
- // Some constants for the configuration system
- const EXCEPTION_CONFIG_ENTRY_IS_EMPTY = 0xc00;
- const EXCEPTION_CONFIG_ENTRY_WAS_NOT_FOUND = 0xc01;
-
- /**
- * Private constructor
- */
- private function __construct () {
- // Initialize both include lists
- $this->moreIncPre = new ArrayObject();
- $this->moreIncPost = new ArrayObject();
- }
-
- /**
- * "Create" a configuration instance
- */
- public final static function createFrameworkConfiguration ($enableDebug = false) {
- /**
- * For singleton design pattern because we only need a one-time-run
- * through the initial configuration.
- */
- if (is_null(self::$cfgInstance)) {
- // CFG: DEBUG-LEVEL
- @error_reporting(E_ALL | E_STRICT);
-
- /**
- * Shall we enable the debug mode?
- */
- if ($enableDebug) {
- define('DEBUG_MODE', true);
- }
-
- /**
- * Crate a config instance
- */
- self::$cfgInstance = new FrameworkConfiguration();
- }
-
- /**
- * Return the instance
- */
- return self::$cfgInstance;
- }
-
- /**
- * Getter for an instance of this class
- *
- * @return $cfgInstance An instance of this class
- */
- public final static function getInstance () {
- return self::$cfgInstance;
- }
-
- /**
- * Setter for default time zone (must be correct!)
- *
- * @param $zone The time-zone string (e.g. Europe/Berlin)
- * @return void
- */
- public final function setDefaultTimezone ($zone) {
- // At least 5.1.0 is required for this!
- if (version_compare(phpversion(), "5.1.0")) {
- @date_default_timezone_set($zone);
- }
- }
-
- /**
- * Setter for runtime magic quotes
- */
- public final function setMagicQuotesRuntime ($enableQuotes) {
- // Cast it to boolean
- $enableQuotes = (boolean) $enableQuotes;
-
- // Set it
- @set_magic_quotes_runtime($enableQuotes);
- }
-
- /**
- * A private include loader
- *
- * @param $arrayObject The array object with all include files
- * @return void
- */
- private function loadIncludes (ArrayObject $arrayObject) {
- // Load only if there are includes defined
- if (!is_null($arrayObject)) {
- for ($idx = $arrayObject->getIterator(); $idx->valid(); $idx->next()) {
- // Get include file
- $inc = $idx->current();
-
- // Is the file name really set?
- if (!empty($inc)) {
- // Base path added? (Uni* / Windows)
- if ((substr($inc, 0, 1) != "/") && (substr($inc, 1, 1) != ":")) {
- // Generate FQFN
- $fqfn = sprintf("%s/inc/extra/%s", PATH, $inc);
- } else {
- // Base path is already added
- $fqfn = $inc;
- }
- }
-
- // Include them all here
- require($fqfn);
- }
- }
- }
-
- /**
- * Load all includes before main loader and clears the array after usage
- *
- * @return void
- */
- public function loadPreIncludes () {
- $this->loadIncludes($this->moreIncPre);
- unset($this->moreIncPre);
- }
-
- /**
- * Load all includes after main loader and clears the array after usage
- *
- * @return void
- */
- public function loadPostIncludes () {
- $this->loadIncludes($this->moreIncPost);
- unset($this->moreIncPost);
- }
-
- /**
- * Define the database type which must be valid and will not be verified.
- *
- * @param $type The database type. See path inc/database/.
- * @return void
- */
- public function defineDatabaseType ($type) {
- // Is it defined or not?
- if (!defined('_DB_TYPE')) {
- // Cast to string
- $type = (string) $type;
-
- // Set the constant
- define('_DB_TYPE', $type);
- } else {
- // Already defined! But we cannot throw an exception here... :(
- ApplicationEntryPoint::app_die(sprintf("[%s:] Please define the database type only once in your application!",
- __CLASS__
- ));
- }
- }
-
- /**
- * Define the local file path
- *
- * @param $path The database type. See path inc/database/.
- * @return void
- */
- public function definePath ($path) {
- // Cast to string
- $path = (string) $path;
-
- // Is it defined or not?
- if (!is_dir($path)) {
- // Is not a valid path
- ApplicationEntryPoint::app_die(sprintf("[%s:] Invalid path (not found) specified. Please make sure it is created.",
- __CLASS__
- ));
- } elseif (!defined('PATH')) {
- // Set the constant
- define('PATH', $path);
- } else {
- // Already defined! But we cannot throw an exception here... :(
- ApplicationEntryPoint::app_die(sprintf("[%s:] Please define the local file path only once in your application.",
- __CLASS__
- ));
- }
- }
-
- /**
- * Read a configuration element.
- *
- * @param $cfgEntry The configuration element
- * @return $cfgValue The fetched configuration value
- * @throws ConfigEntryIsEmptyException If $cfgEntry is empty
- * @throws ConfigEntryNotFoundException If a configuration element
- * was not found
- */
- public function readConfig ($cfgEntry) {
- // Cast to string
- $cfgEntry = (string) $cfgEntry;
-
- // Is a valid configuration entry provided?
- if (empty($cfgEntry)) {
- // Entry is empty
- throw new ConfigEntryIsEmptyException(__CLASS__, self::EXCEPTION_CONFIG_ENTRY_IS_EMPTY);
- } elseif (!isset($this->config[$cfgEntry])) {
- // Entry was not found!
- throw new ConfigEntryNotFoundException(array(__CLASS__, $cfgEntry), self::EXCEPTION_CONFIG_ENTRY_WAS_NOT_FOUND);
- }
-
- // Debug message
- if ((defined('DEBUG_CONFIG')) || (defined('DEBUG_ALL'))) {
- echo "[".__METHOD__."] Configuration entry ".$cfgEntry." requested.<br />\n";
- }
-
- // Return the requested value
- return $this->config[$cfgEntry];
- }
-
- /**
- * Set a configuration entry.
- *
- * @param $cfgEntry The configuration entry we want to add/change
- * @param $cfgValue The configuration value we want to set
- * @return void
- * @throws ConfigEntryIsEmptyException If $cfgEntry is empty
- */
- public final function setConfigEntry ($cfgEntry, $cfgValue) {
- // Cast to string
- $cfgEntry = (string) $cfgEntry;
- $cfgValue = (string) $cfgValue;
-
- // Is a valid configuration entry provided?
- if (empty($cfgEntry)) {
- // Entry is empty
- throw new ConfigEntryIsEmptyException(__CLASS__, self::EXCEPTION_CONFIG_ENTRY_IS_EMPTY);
- }
-
- // Set the configuration value
- $this->config[$cfgEntry] = $cfgValue;
-
- // Resort the array
- ksort($this->config);
- }
-
- /**
- * Compatiblity method to return this class' name
- *
- * @return __CLASS__ This class' name
- */
- public function __toString () {
- return get_class($this);
- }
-} // END - class
-
-// [EOF]
-?>