* @see ClassLoader
* @author Roland Haeder <webmaster@ship-simu.org>
* @version 0.0.0
- * @copyright Copyright (c) 2007 - 2009 Roland Haeder, this is free software
+ * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2012 Core Developer Team
* @license GNU GPL 3.0 or any newer version
* @link http://www.ship-simu.org
*
/**
* The configuration instance itself
*/
- private static $configInstance = null;
+ private static $configInstance = NULL;
// Some constants for the configuration system
const EXCEPTION_CONFIG_ENTRY_IS_EMPTY = 0x130;
}
/**
- * Getter for an instance of this class
+ * Compatiblity method to return this class' name
+ *
+ * @return __CLASS__ This class' name
+ */
+ public function __toString () {
+ return get_class($this);
+ }
+
+ /**
+ * Getter for a singleton instance of this class
*
- * @return $configInstance An instance of this class
+ * @return $configInstance A singleton instance of this class
*/
- public final static function getInstance () {
+ public static final function getSelfInstance () {
// is the instance there?
if (is_null(self::$configInstance)) {
// Create a config instance
self::$configInstance = new FrameworkConfiguration();
} // END - if
+ // Return singleton instance
return self::$configInstance;
}
+ /**
+ * Converts dashes to underscores, e.g. useable for configuration entries
+ *
+ * @param $str The string with maybe dashes inside
+ * @return $str The converted string with no dashed, but underscores
+ */
+ private final function convertDashesToUnderscores ($str) {
+ // Convert them all
+ $str = str_replace('-', '_', $str);
+
+ // Return converted string
+ return $str;
+ }
+
/**
* Setter for default time zone (must be correct!)
*
- * @param $zone The time-zone string (e.g. Europe/Berlin)
+ * @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($zone);
+ // Is PHP version 5.1.0 or higher? Older versions are being ignored
+ if (version_compare(phpversion(), '5.1.0', '>=')) {
+ /*
+ * Set desired time zone to prevent date() and related functions to
+ * issue a E_WARNING.
+ */
+ date_default_timezone_set($zone);
} // END - if
}
/**
* Setter for runtime magic quotes
+ *
+ * @param $enableQuotes Whether enable magic runtime quotes (should be disabled for security reasons)
+ * @return void
+ * @todo This method encapsulates a deprecated PHP function and should be deprecated, too.
*/
public final function setMagicQuotesRuntime ($enableQuotes) {
+ // Is the PHP version < 5.4?
+ if (version_compare(phpversion(), '5.4', '>=')) {
+ // Then silently skip this part as set_magic_quotes_runtime() is deprecated
+ return;
+ } // END - if
+
// Cast it to boolean
$enableQuotes = (boolean) $enableQuotes;
// Set it
- @set_magic_quotes_runtime($enableQuotes);
+ set_magic_quotes_runtime($enableQuotes);
}
/**
- * A private include loader
+ * Checks whether the given configuration entry is set
*
- * @param $arrayObject The array object with all include files
- * @return void
+ * @param $configEntry The configuration entry we shall check
+ * @return $isset Whether the given configuration entry is set
*/
- 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 is by default added
- $fqfn = $inc;
-
- // Base path added? (Uni* / Windows)
- if ((substr($inc, 0, 1) != "/") && (substr($inc, 1, 1) != ":")) {
- // Generate FQFN
- $fqfn = sprintf("%s/inc/extra/%s", $this->readConfig('base_path'), $inc);
- } // END - if
- } // END - if
-
- // Include them all here
- require($fqfn);
- }
- } // END - if
+ public function isConfigurationEntrySet ($configEntry) {
+ // Is it set?
+ $isset = isset($this->config[$configEntry]);
+
+ // Return the result
+ return $isset;
}
/**
* 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
+ * @param $configEntry The configuration element
+ * @return $configValue The fetched configuration value
+ * @throws ConfigEntryIsEmptyException If $configEntry is empty
+ * @throws NoConfigEntryException If a configuration element was not found
*/
- public function readConfig ($cfgEntry) {
- // Cast to string
- $cfgEntry = (string) $cfgEntry;
+ public function getConfigEntry ($configEntry) {
+ // Convert dashes to underscore
+ $configEntry = $this->convertDashesToUnderscores($configEntry);
// Is a valid configuration entry provided?
- if (empty($cfgEntry)) {
+ if (empty($configEntry)) {
// Entry is empty
throw new ConfigEntryIsEmptyException($this, self::EXCEPTION_CONFIG_ENTRY_IS_EMPTY);
- } elseif (!isset($this->config[$cfgEntry])) {
+ } elseif (!$this->isConfigurationEntrySet($configEntry)) {
// Entry was not found!
- throw new ConfigEntryNotFoundException(array(__CLASS__, $cfgEntry), self::EXCEPTION_CONFIG_ENTRY_WAS_NOT_FOUND);
+ throw new NoConfigEntryException(array(__CLASS__, $configEntry), self::EXCEPTION_CONFIG_ENTRY_WAS_NOT_FOUND);
}
- // Debug message
- if ((defined('DEBUG_CONFIG')) || (defined('DEBUG_ALL'))) {
- echo "[".__METHOD__."] Configuration entry ".$cfgEntry." requested.<br />\n";
- } // END - if
-
// Return the requested value
- return $this->config[$cfgEntry];
+ return $this->config[$configEntry];
}
/**
- * Set a configuration entry.
+ * Set a configuration entry
*
- * @param $cfgEntry The configuration entry we want to add/change
- * @param $cfgValue The configuration value we want to set
+ * @param $configEntry The configuration entry we want to add/change
+ * @param $configValue The configuration value we want to set
* @return void
- * @throws ConfigEntryIsEmptyException If $cfgEntry is empty
+ * @throws ConfigEntryIsEmptyException If $configEntry is empty
*/
- public final function setConfigEntry ($cfgEntry, $cfgValue) {
+ public final function setConfigEntry ($configEntry, $configValue) {
// Cast to string
- $cfgEntry = (string) $cfgEntry;
- $cfgValue = (string) $cfgValue;
+ $configEntry = $this->convertDashesToUnderscores($configEntry);
+ $configValue = (string) $configValue;
// Is a valid configuration entry provided?
- if (empty($cfgEntry)) {
+ if (empty($configEntry)) {
// Entry is empty
throw new ConfigEntryIsEmptyException($this, self::EXCEPTION_CONFIG_ENTRY_IS_EMPTY);
} // END - if
// Set the configuration value
- $this->config[$cfgEntry] = $cfgValue;
+ //* NOISY-DEBUG: */ print(__METHOD__ . ':configEntry=' . $configEntry . ',configValue=' . $configValue . PHP_EOL);
+ $this->config[$configEntry] = $configValue;
// Resort the array
ksort($this->config);
}
/**
- * Compatiblity method to return this class' name
+ * Unset a configuration entry, the entry must be there or else an
+ * exception is thrown.
*
- * @return __CLASS__ This class' name
+ * @param $configEntry Configuration entry to unset
+ * @return void
+ * @throws NoConfigEntryException If a configuration element was not found
*/
- public function __toString () {
- return get_class($this);
+ public final function unsetConfigEntry ($configEntry) {
+ // Convert dashes to underscore
+ $configEntry = $this->convertDashesToUnderscores($configEntry);
+
+ // Is the configuration entry there?
+ if (!$this->isConfigurationEntrySet($configEntry)) {
+ // Entry was not found!
+ throw new NoConfigEntryException(array(__CLASS__, $configEntry), self::EXCEPTION_CONFIG_ENTRY_WAS_NOT_FOUND);
+ } // END - if
+
+ // Unset it
+ unset($this->config[$configEntry]);
+ }
+
+ /**
+ * Detects the server address (SERVER_ADDR) and set it in configuration
+ *
+ * @return $serverAddress The detected server address
+ * @todo We have to add some more entries from $_SERVER here
+ */
+ public function detectServerAddress () {
+ // Is the entry set?
+ if (!$this->isConfigurationEntrySet('server_addr')) {
+ // Is it set in $_SERVER?
+ if (isset($_SERVER['SERVER_ADDR'])) {
+ // Set it from $_SERVER
+ $this->setServerAddress($_SERVER['SERVER_ADDR']);
+ } elseif (class_exists('ConsoleTools')) {
+ // Run auto-detecting through console tools lib
+ ConsoleTools::acquireSelfIPAddress();
+ }
+ } // END - if
+
+ // Now get it from configuration
+ $serverAddress = $this->getServerAddress();
+
+ // Return it
+ return $serverAddress;
+ }
+
+ /**
+ * Setter for SERVER_ADDR
+ *
+ * @param $serverAddress New SERVER_ADDR value to set
+ * @return void
+ */
+ public function setServerAddress ($serverAddress) {
+ $this->setConfigEntry('server_addr', (string) $serverAddress);
+ }
+
+ /**
+ * Getter for SERVER_ADDR
+ *
+ * @return $serverAddress New SERVER_ADDR value to set
+ */
+ public function getServerAddress () {
+ return $this->getConfigEntry('server_addr');
+ }
+
+ /**
+ * Detects the HTTPS flag
+ *
+ * @return $https The detected HTTPS flag or null if failed
+ */
+ public function detectHttpSecured () {
+ // Default is null
+ $https = NULL;
+
+ // Is HTTPS set?
+ if ($this->isHttpSecured()) {
+ // Then use it
+ $https = $_SERVER['HTTPS'];
+ } // END - if
+
+ // Return it
+ return $https;
+ }
+
+ /**
+ * Checks whether HTTPS is set in $_SERVER
+ *
+ * @return $isset Whether HTTPS is set
+ */
+ public function isHttpSecured () {
+ return (isset($_SERVER['HTTPS']));
}
/**
*
* @return $baseUrl Detected base URL
*/
- public function detectBaseUrl() {
+ public function detectBaseUrl () {
// Initialize the URL
- $baseUrl = "http";
+ $baseUrl = 'http';
// Do we have HTTPS?
- if (isset($_SERVER['HTTPS'])) {
+ if ($this->isHttpSecured()) {
// Add the >s< for HTTPS
- $baseUrl .= "s";
+ $baseUrl .= 's';
} // END - if
- // Construct the full URL now and secure it against CSRF attacks
- $baseUrl = $baseUrl . "://" . $this->detectDomain() . $this->detectScriptPath();
+ // Construct the full URL and secure it against CSRF attacks
+ $baseUrl = $baseUrl . '://' . $this->detectDomain() . $this->detectScriptPath();
// Return the URL
return $baseUrl;
*/
public function detectDomain () {
// Full domain is localnet.invalid by default
- $fullDomain = "localnet.invalid";
+ $fullDomain = 'localnet.invalid';
// Is the server name there?
if (isset($_SERVER['SERVER_NAME'])) {
*/
public function detectScriptPath () {
// Default is empty
- $scriptPath = "";
+ $scriptPath = '';
// Is the scriptname set?
if (isset($_SERVER['SCRIPT_NAME'])) {
// Get dirname from it and replace back-slashes with slashes for lame OSes...
- $scriptPath = str_replace("\\", "/", dirname($_SERVER['SCRIPT_NAME']));
+ $scriptPath = str_replace("\\", '/', dirname($_SERVER['SCRIPT_NAME']));
} // END - if
// Return it
public final function getField ($fieldName) {
// Our super interface "FrameworkInterface" requires this
}
+
+ /**
+ * Generates a code for hashes from this class
+ *
+ * @return $hashCode The hash code respresenting this class
+ */
+ public function hashCode () {
+ return crc32($this->__toString());
+ }
+
+ /**
+ * Checks whether an object equals this object. You should overwrite this
+ * method to implement own equality checks
+ *
+ * @param $objectInstance An instance of a FrameworkInterface object
+ * @return $equals Whether both objects equals
+ */
+ public function equals (FrameworkInterface $objectInstance) {
+ // Now test it
+ $equals = ((
+ $this->__toString() == $objectInstance->__toString()
+ ) && (
+ $this->hashCode() == $objectInstance->hashCode()
+ ));
+
+ // Return the result
+ return $equals;
+ }
}
// [EOF]
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