<?php
/************************************************************************
 * Mailer v0.2.1-FINAL                                Start: 04/04/2009 *
 * ===================                          Last change: 04/04/2009 *
 *                                                                      *
 * -------------------------------------------------------------------- *
 * File              : wrapper-functions.php                            *
 * -------------------------------------------------------------------- *
 * Short description : Wrapper functions                                *
 * -------------------------------------------------------------------- *
 * Kurzbeschreibung  : Wrapper-Funktionen                               *
 * -------------------------------------------------------------------- *
 * $Revision::                                                        $ *
 * $Date::                                                            $ *
 * $Tag:: 0.2.1-FINAL                                                 $ *
 * $Author::                                                          $ *
 * -------------------------------------------------------------------- *
 * Copyright (c) 2003 - 2009 by Roland Haeder                           *
 * Copyright (c) 2009 - 2013 by Mailer Developer Team                   *
 * For more information visit: http://mxchange.org                      *
 *                                                                      *
 * 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 2 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, write to the Free Software          *
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
 * MA  02110-1301  USA                                                  *
 ************************************************************************/

// Some security stuff...
if (!defined('__SECURITY')) {
	exit();
} // END - if

// Read a given file
function readFromFile ($FQFN) {
	// Sanity-check if file is there (should be there, but just to make it sure)
	if (!isFileReadable($FQFN)) {
		// This should not happen
		reportBug(__FUNCTION__, __LINE__, 'File ' . basename($FQFN) . ' is not readable!');
	} // END - if

	// Load the file
	if (function_exists('file_get_contents')) {
		// Use new function
		$fileContent = file_get_contents($FQFN);
	} else {
		// Fall-back to implode-file chain
		$fileContent = implode('', file($FQFN));
	}

	// Return the content
	return $fileContent;
}

// Writes content to a file
function writeToFile ($FQFN, $content, $aquireLock = FALSE) {
	// Is the file writeable?
	if ((isFileReadable($FQFN)) && (!is_writeable($FQFN)) && (!changeMode($FQFN, 0644))) {
		// Not writeable!
		logDebugMessage(__FUNCTION__, __LINE__, sprintf("File %s not writeable or cannot change CHMOD to 0644.", basename($FQFN)));

		// Failed! :(
		return FALSE;
	} // END - if

	// By default all is failed...
	$GLOBALS['file_readable'][$FQFN] = FALSE;
	$return = FALSE;

	// Is the function there?
	if (function_exists('file_put_contents')) {
		// With lock?
		if ($aquireLock === TRUE) {
			// Write it directly with lock
			$return = file_put_contents($FQFN, $content, LOCK_EX);
		} else {
			// Write it directly
			$return = file_put_contents($FQFN, $content);
		}
	} else {
		// Write it with fopen
		$fp = fopen($FQFN, 'w')
			or reportBug(__FUNCTION__, __LINE__, 'Cannot write to file ' . basename($FQFN) . '!');

		// Aquire a lock?
		if ($aquireLock === TRUE) {
			// Aquire a lock.
			flock($fp, LOCK_EX);
		} // END - if

		// Write content
		$return = fwrite($fp, $content);

		// Close stream
		fclose($fp);
	}

	// Was something written?
	if ($return !== FALSE) {
		// Mark it as readable
		$GLOBALS['file_readable'][$FQFN] = TRUE;
	} // END - if

	// Return status
	return (($return !== FALSE) && (changeMode($FQFN, 0644)));
}

// Clears the output buffer. This function does *NOT* backup sent content.
function clearOutputBuffer () {
	// Make sure this function is not called twice (no double-cleaning!)
	if (isset($GLOBALS[__FUNCTION__])) {
		// This function is called twice
		reportBug(__FUNCTION__, __LINE__, 'Double call of ' . __FUNCTION__ . ' may cause more trouble.');
	} elseif ((ob_get_length() > 0) && (!ob_end_clean())) {
		// Failed!
		reportBug(__FUNCTION__, __LINE__, 'Failed to clean output buffer.');
	} // END - if

	// Mark this function as called
	$GLOBALS[__FUNCTION__] = TRUE;
}

// Encode strings
function encodeString ($str) {
	$str = urlencode(base64_encode(compileUriCode($str)));
	return $str;
}

// Decode strings encoded with encodeString()
function decodeString ($str) {
	$str = compileUriCode(base64_decode(urldecode(compileUriCode($str))));
	return $str;
}

// Decode entities in a nicer way
function decodeEntities ($str, $quote = ENT_NOQUOTES) {
	// Decode the entities to UTF-8 now
	$decodedString = html_entity_decode($str, $quote, 'UTF-8');

	// Return decoded string
	return $decodedString;
}

// Merges an array together but only if both are arrays
function merge_array ($array1, $array2, $keepIndex = FALSE) {
	// Are both an array?
	if ((!is_array($array1)) && (!is_array($array2))) {
		// Both are not arrays
		reportBug(__FUNCTION__, __LINE__, 'No arrays provided!');
	} elseif (!is_array($array1)) {
		// Left one is not an array
		reportBug(__FUNCTION__, __LINE__, sprintf("array1 is not an array. array != %s", gettype($array1)));
	} elseif (!is_array($array2)) {
		// Right one is not an array
		reportBug(__FUNCTION__, __LINE__, sprintf("array2 is not an array. array != %s", gettype($array2)));
	}

	// Maintain index of array2?
	if ($keepIndex === TRUE) {
		// Keep index of array2, array_merge() rewrites e.g. $key=1 to $key=0, $key=2 to $key=1 ! :(
		foreach ($array2 as $key => $value) {
			// Add it
			$array1[$key] = $value;
		} // END - foreach

		// Return it
		return $array1;
	} else {
		// Merge both together normally
		return array_merge($array1, $array2);
	}
}

// Check if given FQFN is a readable file
function isFileReadable ($FQFN) {
	// Is there cache?
	if (!isset($GLOBALS['file_readable'][$FQFN])) {
		// Check all...
		$GLOBALS['file_readable'][$FQFN] = ((is_file($FQFN)) && (file_exists($FQFN)) && (is_readable($FQFN)));
	} // END - if

	// Return result
	return $GLOBALS['file_readable'][$FQFN];
}

// Checks whether the given FQFN is a directory and not ., .. or .svn
function isDirectory ($FQFN) {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__][$FQFN])) {
		// Generate baseName
		$baseName = basename($FQFN);

		// Check it
		$GLOBALS[__FUNCTION__][$FQFN] = ((is_dir($FQFN)) && ($baseName != '.') && ($baseName != '..') && ($baseName != '.svn'));
	} // END - if

	// Return the result
	return $GLOBALS[__FUNCTION__][$FQFN];
}

// "Getter" for the real remote IP number
function detectRealIpAddress ($alwaysReal = FALSE) {
	// Get remote ip from environment
	$remoteAddr = determineRealRemoteAddress();

	// Is removeip installed?
	if ((isExtensionActive('removeip')) && ($alwaysReal === FALSE)) {
		// Then anonymize it
		$remoteAddr = getAnonymousRemoteAddress($remoteAddr);
	} // END - if

	// Return it
	return $remoteAddr;
}

// "Getter" for remote IP number
function detectRemoteAddr ($alwaysReal = FALSE) {
	// Get remote ip from environment
	$remoteAddr = determineRealRemoteAddress(TRUE);

	// Is removeip installed?
	if ((isExtensionActive('removeip')) && ($alwaysReal === FALSE)) {
		// Then anonymize it
		$remoteAddr = getAnonymousRemoteAddress($remoteAddr);
	} // END - if

	// Return it
	return $remoteAddr;
}

// "Getter" for remote hostname
function detectRemoteHostname ($alwaysReal = FALSE) {
	// Get remote ip from environment
	$remoteHost = getenv('REMOTE_HOST');

	// Is removeip installed?
	if ((isExtensionActive('removeip')) && ($alwaysReal === FALSE)) {
		// Then anonymize it
		$remoteHost = getAnonymousRemoteHost($remoteHost);
	} // END - if

	// Return it
	return $remoteHost;
}

// "Getter" for user agent
function detectUserAgent ($alwaysReal = FALSE) {
	// Get remote ip from environment
	$userAgent = getenv('HTTP_USER_AGENT');

	// Is removeip installed?
	if ((isExtensionActive('removeip')) && ($alwaysReal === FALSE)) {
		// Then anonymize it
		$userAgent = getAnonymousUserAgent($userAgent);
	} // END - if

	// Return it
	return $userAgent;
}

// "Getter" for referer
function detectReferer ($alwaysReal = FALSE) {
	// Get remote ip from environment
	$referer = getenv('HTTP_REFERER');

	// Is removeip installed?
	if ((isExtensionActive('removeip')) && ($alwaysReal === TRUE)) {
		// Then anonymize it
		$referer = getAnonymousReferer($referer);
	} // END - if

	// Return it
	return $referer;
}

// "Getter" for request URI
function detectRequestUri () {
	// Return it
	return (getenv('REQUEST_URI'));
}

// "Getter" for query string
function detectQueryString () {
	return str_replace('&', '&amp;', (getenv('QUERY_STRING')));
}

// "Getter" for SERVER_NAME
function detectServerName () {
	// Return it
	return (getenv('SERVER_NAME'));
}

// Removes any  existing www. from SERVER_NAME. This is very silly but enough
// for our purpose here.
function detectDomainName () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Get server name
		$domainName = detectServerName();

		// Is there any www. ?
		if (substr($domainName, 0, 4) == 'www.') {
			// Remove it
			$domainName = substr($domainName, 4);
		} // END - if

		// Set cache
		$GLOBALS[__FUNCTION__] = $domainName;
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Check whether we are installing
function isInstalling () {
	// Determine whether we are installing
	if (!isset($GLOBALS['__mailer_installing'])) {
		// Check URL (css.php/js.php need this)
		$GLOBALS['__mailer_installing'] = (isGetRequestElementSet('installing') || ((isGetRequestElementSet('level')) && (getRequestElement('level') == 'install')));
	} // END - if

	// Return result
	return $GLOBALS['__mailer_installing'];
}

// Check whether this script is installed
function isInstalled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine whether this script is installed
		$GLOBALS[__FUNCTION__] = (
		(
			// First is config
			(
				(
					isConfigEntrySet('MAILER_INSTALLED')
				) && (
					getConfig('MAILER_INSTALLED') == 'Y'
				)
			)
		) || (
			// New config file found and loaded
			isIncludeReadable(getCachePath() . 'config-local.php')
		) || (
			(
				// New config file found, but not yet read
				isIncludeReadable(getCachePath() . 'config-local.php')
			) && (
				(
					// Only new config file is found
					!isIncludeReadable('inc/config.php')
				) || (
					// Is installation mode
					!isInstalling()
				)
			)
		));
	} // END - if

	// Then use the cache
	return $GLOBALS[__FUNCTION__];
}

// Check whether an admin is registered
function isAdminRegistered () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Simply check it
		$GLOBALS[__FUNCTION__] = ((isConfigEntrySet('ADMIN_REGISTERED')) && (getConfig('ADMIN_REGISTERED') == 'Y'));
	} // END - if

	// Return it
	return $GLOBALS[__FUNCTION__];
}

// Checks whether the hourly reset mode is active
function isHourlyResetEnabled () {
	// Now simply check it
	return ((isset($GLOBALS['hourly_enabled'])) && ($GLOBALS['hourly_enabled'] === TRUE));
}

// Checks whether the daily reset mode is active
function isDailyResetEnabled () {
	// Now simply check it
	return ((isset($GLOBALS['daily_enabled'])) && ($GLOBALS['daily_enabled'] === TRUE));
}

// Checks whether the weekly reset mode is active
function isWeeklyResetEnabled () {
	// Now simply check it
	return ((isset($GLOBALS['weekly_enabled'])) && ($GLOBALS['weekly_enabled'] === TRUE));
}

// Checks whether the monthly reset mode is active
function isMonthlyResetEnabled () {
	// Now simply check it
	return ((isset($GLOBALS['monthly_enabled'])) && ($GLOBALS['monthly_enabled'] === TRUE));
}

// Checks whether one of the reset modes is enabled
function isResetModeEnabled () {
	// Now simply check it
	return ((isHourlyResetEnabled()) || (isDailyResetEnabled()) || (isWeeklyResetEnabled()) || (isMonthlyResetEnabled()));
}

// Checks whether the debug mode is enabled
function isDebugModeEnabled () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Simply check it
		$GLOBALS[__FUNCTION__] = ((isConfigEntrySet('DEBUG_MODE')) && (getConfig('DEBUG_MODE') == 'Y'));
	} // END - if

	// Return it
	return $GLOBALS[__FUNCTION__];
}

// Checks whether the debug hourly is enabled
function isDebugHourlyEnabled () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Simply check it
		$GLOBALS[__FUNCTION__] = ((isConfigEntrySet('DEBUG_HOURLY')) && (getConfig('DEBUG_HOURLY') == 'Y'));
	} // END - if

	// Return it
	return $GLOBALS[__FUNCTION__];
}

// Checks whether the debug daily is enabled
function isDebugDailyEnabled () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Simply check it
		$GLOBALS[__FUNCTION__] = ((isConfigEntrySet('DEBUG_DAILY')) && (getConfig('DEBUG_DAILY') == 'Y'));
	} // END - if

	// Return it
	return $GLOBALS[__FUNCTION__];
}

// Checks whether the debug weekly is enabled
function isDebugWeeklyEnabled () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Simply check it
		$GLOBALS[__FUNCTION__] = ((isConfigEntrySet('DEBUG_WEEKLY')) && (getConfig('DEBUG_WEEKLY') == 'Y'));
	} // END - if

	// Return it
	return $GLOBALS[__FUNCTION__];
}

// Checks whether the debug monthly is enabled
function isDebugMonthlyEnabled () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Simply check it
		$GLOBALS[__FUNCTION__] = ((isConfigEntrySet('DEBUG_MONTHLY')) && (getConfig('DEBUG_MONTHLY') == 'Y'));
	} // END - if

	// Return it
	return $GLOBALS[__FUNCTION__];
}

// Checks whether SQL debugging is enabled
function isSqlDebuggingEnabled () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine if SQL debugging is enabled
		$GLOBALS[__FUNCTION__] = ((isConfigEntrySet('DEBUG_SQL')) && (getConfig('DEBUG_SQL') == 'Y'));
	} // END - if

	// Return it
	return $GLOBALS[__FUNCTION__];
}

// Checks whether we shall debug regular expressions
function isDebugRegularExpressionEnabled () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Simply check it
		$GLOBALS[__FUNCTION__] = ((isConfigEntrySet('DEBUG_REGEX')) && (getConfig('DEBUG_REGEX') == 'Y'));
	} // END - if

	// Return it
	return $GLOBALS[__FUNCTION__];
}

// Checks whether debugging of build mails is enabled
function isDebugBuildMailsEnabled () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Simply check it
		$GLOBALS[__FUNCTION__] = ((isConfigEntrySet('DEBUG_BUILD_MAILS')) && (getConfig('DEBUG_BUILD_MAILS') == 'Y'));
	} // END - if

	// Return it
	return $GLOBALS[__FUNCTION__];
}

// Checks whether the cache instance is valid
function isCacheInstanceValid () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = ((isset($GLOBALS['cache_instance'])) && (is_object($GLOBALS['cache_instance'])));
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Copies a file from source to destination and verifies if that goes fine.
// This function should wrap the copy() command and make a nicer debug backtrace
// even if there is no xdebug extension installed.
function copyFileVerified ($source, $dest, $chmod = '') {
	// Failed is the default
	$status = FALSE;

	// Is the source file there?
	if (!isFileReadable($source)) {
		// Then abort here
		reportBug(__FUNCTION__, __LINE__, 'Cannot read from source file ' . basename($source) . '.');
	} // END - if

	// Is the target directory there?
	if (!isDirectory(dirname($dest))) {
		// Then abort here
		reportBug(__FUNCTION__, __LINE__, 'Cannot find directory ' . str_replace(getPath(), '', dirname($dest)) . '.');
	} // END - if

	// Now try to copy it
	if (!copy($source, $dest)) {
		// Something went wrong
		reportBug(__FUNCTION__, __LINE__, 'copy() has failed to copy the file.');
	} else {
		// Reset cache
		$GLOBALS['file_readable'][$dest] = TRUE;
	}

	// All fine by default
	$status = TRUE;

	// If there are chmod rights set, apply them
	if (!empty($chmod)) {
		// Try to apply them
		$status = changeMode($dest, $chmod);
	} // END - if

	// All fine
	return $status;
}

// Wrapper function for chmod()
// @TODO Do some more sanity check here
function changeMode ($FQFN, $mode) {
	// Is the file/directory there?
	if ((!isFileReadable($FQFN)) && (!isDirectory($FQFN))) {
		// Neither, so abort here
		reportBug(__FUNCTION__, __LINE__, 'Cannot chmod() on ' . basename($FQFN) . '.');
	} // END - if

	// Try to set them
	return chmod($FQFN, $mode);
}

// Wrapper for unlink()
function removeFile ($FQFN) {
	// Is the file there?
	if (isFileReadable($FQFN)) {
		// Reset cache first
		$GLOBALS['file_readable'][$FQFN] = FALSE;

		// Yes, so remove it
		return unlink($FQFN);
	} // END - if

	// All fine if no file was removed. If we change this to 'false' or rewrite
	// above if() block it would be to restrictive.
	return TRUE;
}

// Wrapper for $_POST['sel']
function countPostSelection ($element = 'sel') {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__][$element])) {
		// Default is zero
		$GLOBALS[__FUNCTION__][$element] = '0';

		// Is it set?
		if (isPostRequestElementSet($element)) {
			// Return counted elements
			$GLOBALS[__FUNCTION__][$element] = countSelection(postRequestElement($element));
		} // END - if
	} // END - if

	// Return cached value
	return $GLOBALS[__FUNCTION__][$element];
}

// Checks whether the config-local.php is loaded
function isConfigLocalLoaded () {
	return ((isset($GLOBALS['config_local_loaded'])) && ($GLOBALS['config_local_loaded'] === TRUE));
}

// Checks whether a nickname or userid was entered and caches the result
function isNicknameUsed ($userid) {
	// Is the cache there
	if (!isset($GLOBALS[__FUNCTION__][$userid])) {
		// Determine it
		$GLOBALS[__FUNCTION__][$userid] = ((!empty($userid)) && (('' . bigintval($userid, TRUE, FALSE) . '') != $userid) && ($userid != 'NULL'));
	} // END - if

	// Return the result
	return $GLOBALS[__FUNCTION__][$userid];
}

// Getter for 'what' value
function getWhat ($strict = TRUE) {
	// Default is null
	$what = NULL;

	// Is the value set?
	if (isWhatSet($strict)) {
		// Then use it
		$what = $GLOBALS['__what'];
	} // END - if

	// Return it
	return $what;
}

// Setter for 'what' value
function setWhat ($newWhat) {
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'newWhat=' . $newWhat);
	$GLOBALS['__what'] = $newWhat;
}

// Setter for 'what' from configuration
function setWhatFromConfig ($configEntry) {
	// Get 'what' from config
	$what = getConfig($configEntry);

	// Set it
	setWhat($what);
}

// Checks whether what is set and optionally aborts on miss
function isWhatSet ($strict = FALSE) {
	// Check for it
	$isset = (isset($GLOBALS['__what']) && (!empty($GLOBALS['__what'])));

	// Should we abort here?
	if (($strict === TRUE) && ($isset === FALSE)) {
		// Output backtrace
		debug_report_bug(__FUNCTION__, __LINE__, 'what is empty.');
	} // END - if

	// Return it
	return $isset;
}

// Getter for 'action' value
function getAction ($strict = TRUE) {
	// Default is null
	$action = NULL;

	// Is the value set?
	if (isActionSet(($strict) && (isHtmlOutputMode()))) {
		// Then use it
		$action = $GLOBALS['__action'];
	} // END - if

	// Return it
	return $action;
}

// Setter for 'action' value
function setAction ($newAction) {
	$GLOBALS['__action'] = $newAction;
}

// Checks whether action is set and optionally aborts on miss
function isActionSet ($strict = FALSE) {
	// Check for it
	$isset = ((isset($GLOBALS['__action'])) && (!empty($GLOBALS['__action'])));

	// Should we abort here?
	if (($strict === TRUE) && ($isset === FALSE)) {
		// Output backtrace
		reportBug(__FUNCTION__, __LINE__, 'action is empty.');
	} // END - if

	// Return it
	return $isset;
}

// Getter for 'module' value
function getModule ($strict = TRUE) {
	// Default is null
	$module = NULL;

	// Is the value set?
	if (isModuleSet($strict)) {
		// Then use it
		$module = $GLOBALS['__module'];
	} // END - if

	// Return it
	return $module;
}

// Setter for 'module' value
function setModule ($newModule) {
	// Secure it and make all modules lower-case
	$GLOBALS['__module'] = strtolower($newModule);
}

// Wrapper to get extra module names
function getExtraModule () {
	// Default is 'NULL'
	$extra = 'NULL';

	// Is 'tab/step' set?
	if (isPostRequestElementSet('tab')) {
		// Use this
		$extra = 'tab=' . postRequestElement('tab');
	} elseif (isPostRequestElementSet('step')) {
		// Use this
		$extra = 'step=' . postRequestElement('step');
	} elseif ((isActionSet()) && (isWhatSet())) {
		// Use 'action/what'
		$extra = 'action=' . getAction() . ':what=' . getWhat();
	}

	// Return it
	return $extra;
}

// Checks whether module is set and optionally aborts on miss
function isModuleSet ($strict = FALSE) {
	// Check for it
	$isset = ((isset($GLOBALS['__module'])) && (!empty($GLOBALS['__module'])));

	// Should we abort here?
	if (($strict === TRUE) && ($isset === FALSE)) {
		// Output backtrace
		reportBug(__FUNCTION__, __LINE__, 'Module is empty.');
	} // END - if

	// Return it
	return (($isset === TRUE) && ($GLOBALS['__module'] != 'unknown')) ;
}

// Getter for 'output_mode' value
function getScriptOutputMode () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Is the output mode set?
		if (!isOutputModeSet()) {
			// No, then abort here
			reportBug(__FUNCTION__, __LINE__, 'Output mode not set.');
		} // END - if

		// Set it in cache
		$GLOBALS[__FUNCTION__] = $GLOBALS['__output_mode'];
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Setter for 'output_mode' value
function setScriptOutputMode ($newOutputMode) {
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'output_mode=' . $newOutputMode);
	$GLOBALS['__output_mode'] = (int) $newOutputMode;
}

// Checks whether output_mode is set and optionally aborts on miss
function isOutputModeSet ($strict = FALSE) {
	// Check for it
	$isset = (isset($GLOBALS['__output_mode']));

	// Should we abort here?
	if (($strict === TRUE) && ($isset === FALSE)) {
		// Output backtrace
		reportBug(__FUNCTION__, __LINE__, 'Output mode is not set.');
	} // END - if

	// Return it
	return $isset;
}

// Enables block-mode
function enableBlockMode ($enabled = TRUE) {
	$GLOBALS['__block_mode'] = $enabled;
}

// Checks whether block-mode is enabled
function isBlockModeEnabled () {
	// Abort if not set
	if (!isset($GLOBALS['__block_mode'])) {
		// Needs to be fixed
		reportBug(__FUNCTION__, __LINE__, 'Block_mode is not set.');
	} // END - if

	// Return it
	return $GLOBALS['__block_mode'];
}

// Wrapper for redirectToUrl but URL comes from a configuration entry
function redirectToConfiguredUrl ($configEntry) {
	// Load the URL
	redirectToUrl(getConfig($configEntry));
}

// Wrapper function to redirect from member-only modules to index
function redirectToIndexMemberOnlyModule () {
	// Do the redirect here
	redirectToUrl('modules.php?module=index&amp;code=' . getCode('MODULE_MEMBER_ONLY') . '&amp;mod=' . getModule());
}

// Wrapper function to redirect to current URL
function redirectToRequestUri () {
	redirectToUrl(basename(detectRequestUri()));
}

// Wrapper function to redirect to de-refered URL
function redirectToDereferedUrl ($url) {
	// Redirect to to
	redirectToUrl(generateDereferrerUrl($url));
}

// Wrapper function for checking if extension is installed and newer or same version
function isExtensionInstalledAndNewer ($ext_name, $ext_ver) {
	// Is an cache entry found?
	if (!isset($GLOBALS[__FUNCTION__][$ext_name][$ext_ver])) {
		// Determine it
		$GLOBALS[__FUNCTION__][$ext_name][$ext_ver] = ((isExtensionInstalled($ext_name)) && (version_compare(getExtensionVersion($ext_name), $ext_ver, '>=') === TRUE));
	} else {
		// Cache hits should be incremented twice
		incrementStatsEntry('cache_hits', 2);
	}

	// Return it
	//* DEBUG: */ debugOutput(__FUNCTION__ . ':' . $ext_name . '=&gt;' . $ext_ver . ':' . intval($GLOBALS[__FUNCTION__][$ext_name][$ext_ver]));
	return $GLOBALS[__FUNCTION__][$ext_name][$ext_ver];
}

// Wrapper function for checking if extension is installed and older than given version
function isExtensionInstalledAndOlder ($ext_name, $ext_ver) {
	// Is an cache entry found?
	if (!isset($GLOBALS[__FUNCTION__][$ext_name][$ext_ver])) {
		// Determine it
		$GLOBALS[__FUNCTION__][$ext_name][$ext_ver] = ((isExtensionInstalled($ext_name)) && (version_compare(getExtensionVersion($ext_name), $ext_ver, '<') === TRUE));
	} else {
		// Cache hits should be incremented twice
		incrementStatsEntry('cache_hits', 2);
	}

	// Return it
	//* DEBUG: */ debugOutput(__FUNCTION__ . ':' . $ext_name . '&lt;' . $ext_ver . ':' . intval($GLOBALS[__FUNCTION__][$ext_name][$ext_ver]));
	return $GLOBALS[__FUNCTION__][$ext_name][$ext_ver];
}

// Set username
function setUsername ($userName) {
	$GLOBALS['username'] = (string) $userName;
}

// Get username
function getUsername () {
	// User name set?
	if (!isset($GLOBALS['username'])) {
		// No, so it has to be a guest
		$GLOBALS['username'] = '{--USERNAME_GUEST--}';
	} // END - if

	// Return it
	return $GLOBALS['username'];
}

// Wrapper function for installation phase
function isInstallationPhase () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = ((!isInstalled()) || (isInstalling()));
	} // END - if

	// Return result
	return $GLOBALS[__FUNCTION__];
}

// Checks whether the extension demo is actuve and the admin login is demo (password needs to be demo, too!)
function isDemoModeActive () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Simply check it
		$GLOBALS[__FUNCTION__] = ((isExtensionActive('demo')) && (getCurrentAdminLogin() == 'demo'));
	} // END - if

	// Return it
	return $GLOBALS[__FUNCTION__];
}

// Getter for PHP caching value
function getPhpCaching () {
	return $GLOBALS['php_caching'];
}

// Checks whether the admin hash is set
function isAdminHashSet ($adminId) {
	// Is the array there?
	if (!isset($GLOBALS['cache_array']['admin'])) {
		// Missing array should be reported
		reportBug(__FUNCTION__, __LINE__, 'Cache not set.');
	} // END - if

	// Check for admin hash
	return isset($GLOBALS['cache_array']['admin']['password'][$adminId]);
}

// Setter for admin hash
function setAdminHash ($adminId, $hash) {
	$GLOBALS['cache_array']['admin']['password'][$adminId] = $hash;
}

// Getter for current admin login
function getCurrentAdminLogin () {
	// Log debug message
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'called!');

	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getAdminLogin(getCurrentAdminId());
	} // END - if

	// Return it
	return $GLOBALS[__FUNCTION__];
}

// Setter for admin id (and current)
function setAdminId ($adminId) {
	// Log debug message
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'adminId=' . $adminId);

	// Set session
	$status = setSession('admin_id', bigintval($adminId));

	// Set current id
	setCurrentAdminId($adminId);

	// Return status
	return $status;
}

// Setter for admin_last
function setAdminLast ($adminLast) {
	// Log debug message
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'adminLast=' . $adminLast);

	// Set session
	$status = setSession('admin_last', $adminLast);

	// Return status
	return $status;
}

// Setter for admin_md5
function setAdminMd5 ($adminMd5) {
	// Log debug message
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'adminMd5=' . $adminMd5);

	// Set session
	$status = setSession('admin_md5', $adminMd5);

	// Return status
	return $status;
}

// Getter for admin_md5
function getAdminMd5 () {
	// Log debug message
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'called!');

	// Get session
	return getSession('admin_md5');
}

// Init user data array
function initUserData () {
	// User id should not be zero
	if (!isValidId(getCurrentUserId())) {
		// Should be always valid
		reportBug(__FUNCTION__, __LINE__, 'Current user id is invalid: ' . getCurrentUserId());
	} // END - if

	// Init the user
	unset($GLOBALS['is_userdata_valid'][getCurrentUserId()]);
	$GLOBALS['user_data'][getCurrentUserId()] = array();
}

// Getter for user data
function getUserData ($column) {
	// User id should not be zero
	if (!isValidId(getCurrentUserId())) {
		// Should be always valid
		reportBug(__FUNCTION__, __LINE__, 'Current user id is invalid: ' . getCurrentUserId());
	} // END - if

	// Default is empty
	$data = NULL;

	if (isset($GLOBALS['user_data'][getCurrentUserId()][$column])) {
		// Return the value
		$data = $GLOBALS['user_data'][getCurrentUserId()][$column];
	} // END - if

	// Return it
	return $data;
}

// Checks whether given user data is set to 'Y'
function isUserDataEnabled ($column) {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__][getCurrentUserId()][$column])) {
		// Determine it
		$GLOBALS[__FUNCTION__][getCurrentUserId()][$column] = (getUserData($column) == 'Y');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][getCurrentUserId()][$column];
}

// Geter for whole user data array
function getUserDataArray () {
	// Get user id
	$userid = getCurrentUserId();

	// Is the current userid valid?
	if (!isValidId($userid)) {
		// Should be always valid
		reportBug(__FUNCTION__, __LINE__, 'Current user id is invalid: ' . $userid);
	} // END - if

	// Get the whole array if found
	if (isset($GLOBALS['user_data'][$userid])) {
		// Found, so return it
		return $GLOBALS['user_data'][$userid];
	} else {
		// Return empty array
		return array();
	}
}

// Checks if the user data is valid, this may indicate that the user has logged
// in, but you should use isMember() if you want to find that out.
function isUserDataValid () {
	// User id should not be zero so abort here
	if (!isCurrentUserIdSet()) {
		// Debug message, may be noisy
		//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'isCurrentUserIdSet()=false - ABORTING!');

		// Abort here
		return FALSE;
	} // END - if

	// Is it cached?
	if (!isset($GLOBALS['is_userdata_valid'][getCurrentUserId()])) {
		// Determine it
		$GLOBALS['is_userdata_valid'][getCurrentUserId()] = ((isset($GLOBALS['user_data'][getCurrentUserId()])) && (count($GLOBALS['user_data'][getCurrentUserId()]) > 1));
	} // END - if

	// Return the result
	return $GLOBALS['is_userdata_valid'][getCurrentUserId()];
}

// Setter for current userid
function setCurrentUserId ($userid) {
	// Debug message
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid[' . gettype($userid) . ']=' . $userid . ' - ENTERED!');

	// Is the cache from below functions different?
	if (((isset($GLOBALS['getCurrentUserId'])) && ($GLOBALS['getCurrentUserId'] != $userid)) || ((!isset($GLOBALS['current_userid'])) && (isset($GLOBALS['isCurrentUserIdSet'])))) {
		// Then unset both
		unsetCurrentUserId();
	} // END - if

	// Set userid
	$GLOBALS['current_userid'] = bigintval($userid);

	// Unset it to re-determine the actual state
	unset($GLOBALS['is_userdata_valid'][$userid]);

	// Debug message
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid[' . gettype($userid) . ']=' . $userid . ' - EXIT!');
}

// Getter for current userid
function getCurrentUserId () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Userid must be set before it can be used
		if (!isCurrentUserIdSet()) {
			// Not set
			reportBug(__FUNCTION__, __LINE__, 'User id is not set.');
		} // END - if

		// Set userid in cache
		$GLOBALS[__FUNCTION__] = $GLOBALS['current_userid'];
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Checks if current userid is set
function isCurrentUserIdSet () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = ((isset($GLOBALS['current_userid'])) && (isValidId($GLOBALS['current_userid'])));
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Unsets current userid
function unsetCurrentUserId () {
	// Is it set?
	if (isset($GLOBALS['current_userid'])) {
		// Unset this, too
		unset($GLOBALS['isValidId'][$GLOBALS['current_userid']]);
	} // END - if

	// Unset all cache entries
	unset($GLOBALS['current_userid']);
	unset($GLOBALS['getCurrentUserId']);
	unset($GLOBALS['isCurrentUserIdSet']);
}

// Checks whether we are debugging template cache
function isDebugTemplateCacheEnabled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = (getConfig('DEBUG_TEMPLATE_CACHE') == 'Y');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Wrapper for fetchUserData() and getUserData() calls
function getFetchedUserData ($keyColumn, $userid, $valueColumn) {
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'keyColumn=' . $keyColumn . ',userid=' . $userid . ',valueColumn=' . $valueColumn . ' - ENTERED!');
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__][$userid][$keyColumn][$valueColumn])) {
		// Default is NULL
		$data = NULL;

		// Can we fetch the user data?
		if ((isValidId($userid)) && (fetchUserData($userid, $keyColumn))) {
			// Now get the data back
			$data = getUserData($valueColumn);
		} // END - if

		// Cache it
		$GLOBALS[__FUNCTION__][$userid][$keyColumn][$valueColumn] = $data;
	} // END - if

	// Return it
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'keyColumn=' . $keyColumn . ',userid=' . $userid . ',valueColumn=' . $valueColumn . ',value=' . $GLOBALS[__FUNCTION__][$userid][$keyColumn][$valueColumn] . ' - EXIT!');
	return $GLOBALS[__FUNCTION__][$userid][$keyColumn][$valueColumn];
}

// Wrapper for strpos() to ease porting from deprecated ereg() function
function isInString ($needle, $haystack) {
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'needle=' . $needle . ', haystack=' . $haystack . ', returned=' . intval(strpos($haystack, $needle) !== FALSE));
	return (strpos($haystack, $needle) !== FALSE);
}

// Wrapper for strpos() to ease porting from deprecated eregi() function
// This function is case-insensitive
function isInStringIgnoreCase ($needle, $haystack) {
	return (isInString(strtolower($needle), strtolower($haystack)));
}

// Wrapper to check for if fatal errors where detected
function ifFatalErrorsDetected () {
	// Just call the inner function
	return (getTotalFatalErrors() > 0);
}

// Checks whether a HTTP status has been set
function isHttpStatusSet () {
	// Is it set and not empty?
	return ((isset($GLOBALS['http_status'])) && (!empty($GLOBALS['http_status'])));
}

// Setter for HTTP status
function setHttpStatus ($status) {
	$GLOBALS['http_status'] = (string) $status;
}

// Getter for HTTP status
function getHttpStatus () {
	// Is the status set?
	if (!isHttpStatusSet()) {
		// Abort here
		reportBug(__FUNCTION__, __LINE__, 'No HTTP status set!');
	} // END - if

	// Return it
	return $GLOBALS['http_status'];
}

/**
 * Send a HTTP redirect to the browser. This function was taken from DokuWiki
 * (GNU GPL 2; http://www.dokuwiki.org) and modified to fit into mailer project.
 *
 * ----------------------------------------------------------------------------
 * If you want to redirect, please use redirectToUrl(); instead
 * ----------------------------------------------------------------------------
 *
 * Works arround Microsoft IIS cookie sending bug. Does exit the script.
 *
 * @link    http://support.microsoft.com/kb/q176113/
 * @author  Andreas Gohr <andi@splitbrain.org>
 * @access  private
 */
function sendRawRedirect ($url) {
	// Clear output buffer
	clearOutputBuffer();

	// Clear own output buffer
	$GLOBALS['__output'] = '';

	// To make redirects working (no content type), output mode must be raw
	setScriptOutputMode(-1);

	// Send helping header
	setHttpStatus('302 Found');

	// always close the session
	session_write_close();

	// Revert entity &amp;
	$url = str_replace('&amp;', '&', $url);

	// check if running on IIS < 6 with CGI-PHP
	if ((isset($_SERVER['SERVER_SOFTWARE'])) && (isset($_SERVER['GATEWAY_INTERFACE'])) &&
		(isInString('CGI', $_SERVER['GATEWAY_INTERFACE'])) &&
		(preg_match('|^Microsoft-IIS/(\d)\.\d$|', trim($_SERVER['SERVER_SOFTWARE']), $matches)) &&
		($matches[1] < 6)) {
		// Send the IIS header
		addHttpHeader('Refresh: 0;url=' . $url);
	} else {
		// Send generic header
		addHttpHeader('Location: ' . $url);
	}

	// Shutdown here
	doShutdown();
}

// Determines the country of the given user id
function determineCountry ($userid) {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__][$userid])) {
		// Default is 'invalid'
		$GLOBALS[__FUNCTION__][$userid] = 'invalid';

		// Is extension country active?
		if (isExtensionActive('country')) {
			// Determine the right country code through the country id
			$id = getUserData('country_code');

			// Then handle it over
			$GLOBALS[__FUNCTION__][$userid] = generateCountryInfo($id);
		} else {
			// Get raw code from user data
			$GLOBALS[__FUNCTION__][$userid] = getUserData('country');
		}
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$userid];
}

// "Getter" for total confirmed user accounts
function getTotalConfirmedUser () {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Then do it
		if (isExtensionActive('user')) {
			$GLOBALS[__FUNCTION__] = countSumTotalData('CONFIRMED', 'user_data', 'userid', 'status', TRUE, runFilterChain('user_exclusion_sql', ' '));
		} else {
			$GLOBALS[__FUNCTION__] = 0;
		}
	} // END - if

	// Return cached value
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, __FUNCTION__ . '()=' . $GLOBALS[__FUNCTION__]);
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for total unconfirmed user accounts
function getTotalUnconfirmedUser () {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Then do it
		if (isExtensionActive('user')) {
			$GLOBALS[__FUNCTION__] = countSumTotalData('UNCONFIRMED', 'user_data', 'userid', 'status', TRUE, runFilterChain('user_exclusion_sql', ' '));
		} else {
			$GLOBALS[__FUNCTION__] = 0;
		}
	} // END - if

	// Return cached value
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, __FUNCTION__ . '()=' . $GLOBALS[__FUNCTION__]);
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for total locked user accounts
function getTotalLockedUser () {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Then do it
		if (isExtensionActive('user')) {
			$GLOBALS[__FUNCTION__] = countSumTotalData('LOCKED', 'user_data', 'userid', 'status', TRUE, runFilterChain('user_exclusion_sql', ' '));
		} else {
			$GLOBALS[__FUNCTION__] = 0;
		}
	} // END - if

	// Return cached value
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, __FUNCTION__ . '()=' . $GLOBALS[__FUNCTION__]);
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for total locked user accounts
function getTotalRandomRefidUser () {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Then do it
		if (isExtensionInstalledAndNewer('user', '0.3.4')) {
			$GLOBALS[__FUNCTION__] = countSumTotalData('{?user_min_confirmed?}', 'user_data', 'userid', 'rand_confirmed', TRUE, runFilterChain('user_exclusion_sql', ' '), '>=');
		} else {
			$GLOBALS[__FUNCTION__] = 0;
		}
	} // END - if

	// Return cached value
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, __FUNCTION__ . '()=' . $GLOBALS[__FUNCTION__]);
	return $GLOBALS[__FUNCTION__];
}

// Is given id number valid?
function isValidId ($id) {
	// Debug message
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'id[' . gettype($id) . ']=' . $id);

	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__][$id])) {
		// Check it out
		$GLOBALS[__FUNCTION__][$id] = ((!is_null($id)) && (!is_bool($id)) && (!empty($id)) && ($id != 'NULL') && ($id > 0));
	} // END - if

	// Return cache
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'id=' . $id . ',result=' . intval($GLOBALS[__FUNCTION__][$id]));
	return $GLOBALS[__FUNCTION__][$id];
}

// Encodes entities
function encodeEntities ($str) {
	// Secure it first
	$str = secureString($str, TRUE, TRUE);

	// Encode dollar sign as well
	$str = str_replace('$', '&#36;', $str);

	// Return it
	return $str;
}

// "Getter" for date from patch_ctime
function getDateFromRepository () {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Then set it
		$GLOBALS[__FUNCTION__] = generateDateTime(getConfig('CURRENT_REPOSITORY_DATE'), '5');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for date/time from patch_ctime
function getDateTimeFromRepository () {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Then set it
		$GLOBALS[__FUNCTION__] = generateDateTime(getConfig('CURRENT_REPOSITORY_DATE'), '2');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Getter for current year (default)
function getYear ($timestamp = NULL) {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
		// If NULL is set, use time()
		if (is_null($timestamp)) {
			$timestamp = time();
		} // END - if

		// Then create it
		$GLOBALS[__FUNCTION__][$timestamp] = date('Y', $timestamp);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$timestamp];
}

// Getter for current month (default)
function getMonth ($timestamp = NULL) {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
		// If NULL is set, use time()
		if (is_null($timestamp)) {
			// Use time() which is current timestamp
			$timestamp = time();
		} // END - if

		// Then create it
		$GLOBALS[__FUNCTION__][$timestamp] = date('m', $timestamp);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$timestamp];
}

// Getter for current hour (default)
function getHour ($timestamp = NULL) {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
		// null is time()
		if (is_null($timestamp)) {
			$timestamp = time();
		} // END - if

		// Then create it
		$GLOBALS[__FUNCTION__][$timestamp] = date('H', $timestamp);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$timestamp];
}

// Getter for current day (default)
function getDay ($timestamp = NULL) {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
		// null is time()
		if (is_null($timestamp)) {
			$timestamp = time();
		} // END - if

		// Then create it
		$GLOBALS[__FUNCTION__][$timestamp] = date('d', $timestamp);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$timestamp];
}

// Getter for current week (default)
function getWeek ($timestamp = NULL) {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
		// null is time()
		if (is_null($timestamp)) $timestamp = time();

		// Then create it
		$GLOBALS[__FUNCTION__][$timestamp] = date('W', $timestamp);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$timestamp];
}

// Getter for current short_hour (default)
function getShortHour ($timestamp = NULL) {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
		// null is time()
		if (is_null($timestamp)) $timestamp = time();

		// Then create it
		$GLOBALS[__FUNCTION__][$timestamp] = date('G', $timestamp);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$timestamp];
}

// Getter for current long_hour (default)
function getLongHour ($timestamp = NULL) {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
		// null is time()
		if (is_null($timestamp)) $timestamp = time();

		// Then create it
		$GLOBALS[__FUNCTION__][$timestamp] = date('H', $timestamp);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$timestamp];
}

// Getter for current second (default)
function getSecond ($timestamp = NULL) {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
		// null is time()
		if (is_null($timestamp)) $timestamp = time();

		// Then create it
		$GLOBALS[__FUNCTION__][$timestamp] = date('s', $timestamp);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$timestamp];
}

// Getter for current minute (default)
function getMinute ($timestamp = NULL) {
	// Is it cached?
	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
		// null is time()
		if (is_null($timestamp)) $timestamp = time();

		// Then create it
		$GLOBALS[__FUNCTION__][$timestamp] = date('i', $timestamp);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$timestamp];
}

// Checks whether the title decoration is enabled
function isTitleDecorationEnabled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Just check it
		$GLOBALS[__FUNCTION__] = (getConfig('enable_title_deco') == 'Y');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Checks whether filter usage updates are enabled (expensive queries!)
function isFilterUsageUpdateEnabled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = ((isExtensionInstalledAndNewer('sql_patches', '0.6.0')) && (isConfigEntrySet('update_filter_usage')) && (getConfig('update_filter_usage') == 'Y'));
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Checks whether debugging of weekly resets is enabled
function isWeeklyResetDebugEnabled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = ((isConfigEntrySet('DEBUG_WEEKLY')) && (getConfig('DEBUG_WEEKLY') == 'Y'));
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Checks whether debugging of monthly resets is enabled
function isMonthlyResetDebugEnabled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = ((isConfigEntrySet('DEBUG_MONTHLY')) && (getConfig('DEBUG_MONTHLY') == 'Y'));
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Checks whether displaying of debug SQLs are enabled
function isDisplayDebugSqlEnabled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = ((isExtensionInstalledAndNewer('other', '0.2.2')) && (getDisplayDebugSqls() == 'Y'));
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Checks whether module title is enabled
function isModuleTitleEnabled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = (getConfig('enable_mod_title') == 'Y');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Checks whether what title is enabled
function isWhatTitleEnabled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = (getConfig('enable_what_title') == 'Y');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for internal_stats
function getInternalStats () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('internal_stats');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Checks whether stats are enabled
function ifInternalStatsEnabled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Then determine it, do not add isExtensionInstalledAndNewer() here as it breaks very first SQL query
		$GLOBALS[__FUNCTION__] = ((isConfigEntrySet('internal_stats')) && (getInternalStats() == 'Y'));
	} // END - if

	// Return cached value
	return $GLOBALS[__FUNCTION__];
}

// Checks whether admin-notification of certain user actions is enabled
function isAdminNotificationEnabled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = ((isExtensionInstalledAndNewer('other', '0.3.0')) && (getAdminNotify() == 'Y'));
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Checks whether random referral id selection is enabled
function isRandomReferralIdEnabled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = ((isExtensionInstalledAndNewer('user', '0.3.4')) && (getSelectUserZeroRefid() == 'Y'));
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for default language
function getDefaultLanguage () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('DEFAULT_LANG');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for default referral id
function getDefRefid () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('def_refid');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for path
function getPath () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('PATH');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for url
function getUrl () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('URL');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for cache_path
function getCachePath () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('CACHE_PATH');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for WRITE_FOOTER
function getWriteFooter () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('WRITE_FOOTER');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for secret_key
function getSecretKey () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('secret_key');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for SITE_KEY
function getSiteKey () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('SITE_KEY');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for DATE_KEY
function getDateKey () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('DATE_KEY');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for master_salt
function getMasterSalt () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('master_salt');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for prime
function getPrime () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('_PRIME');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for encrypt_separator
function getEncryptSeparator () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('ENCRYPT_SEPARATOR');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for mysql_prefix
function getMysqlPrefix () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('_MYSQL_PREFIX');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for table_type
function getTableType () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('_TABLE_TYPE');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for salt_length
function getSaltLength () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('salt_length');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for output_mode
function getOutputMode () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('OUTPUT_MODE');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for full_version
function getFullVersion () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('FULL_VERSION');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for title
function getTitle () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('TITLE');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for curr_svn_revision
function getCurrentRepositoryRevision () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('CURRENT_REPOSITORY_REVISION');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for server_url
function getServerUrl () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('SERVER_URL');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for mt_word
function getMtWord () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('mt_word');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for mt_word2
function getMtWord2 () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('mt_word2');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for mt_word3
function getMtWord3 () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('mt_word3');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for START_TDAY
function getStartTday () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('START_TDAY');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for START_YDAY
function getStartYday () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('START_YDAY');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for main_title
function getMainTitle () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('MAIN_TITLE');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for file_hash
function getFileHash () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('file_hash');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for pass_scramble
function getPassScramble () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('pass_scramble');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for ap_inactive_since
function getApInactiveSince () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('ap_inactive_since');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for user_min_confirmed
function getUserMinConfirmed () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('user_min_confirmed');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}
// "Getter" for points
function getPoints () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('POINTS');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for slogan
function getSlogan () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('SLOGAN');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for copy
function getCopy () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('COPY');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for webmaster
function getWebmaster () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('WEBMASTER');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for sql_count
function getSqlCount () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('sql_count');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for num_templates
function getNumTemplates () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('num_templates');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for dns_cache_timeout
function getDnsCacheTimeout () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('dns_cache_timeout');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for menu_blur_spacer
function getMenuBlurSpacer () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('menu_blur_spacer');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for points_register
function getPointsRegister () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('points_register');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for points_ref
function getPointsRef () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('points_ref');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for ref_payout
function getRefPayout () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('ref_payout');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for online_timeout
function getOnlineTimeout () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('online_timeout');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for index_home
function getIndexHome () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('index_home');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for one_day
function getOneDay () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('ONE_DAY');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for img_type
function getImgType () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('img_type');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for code_length
function getCodeLength () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('code_length');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for pass_len
function getPassLen () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('pass_len');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for admin_menu
function getAdminMenu () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('admin_menu');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for last_hourly
function getLastHourly () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('last_hourly');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for last_daily
function getLastDaily () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('last_daily');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for last_weekly
function getLastWeekly () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('last_weekly');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for last_monthly
function getLastMonthly () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('last_monthly');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for mails_page
function getMailsPage () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('mails_page');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for rand_no
function getRandNo () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('rand_no');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for __DB_NAME
function getDbName () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('__DB_NAME');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for DOMAIN
function getDomain () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('DOMAIN');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for proxy_username
function getProxyUsername () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('proxy_username');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for proxy_password
function getProxyPassword () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('proxy_password');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for proxy_host
function getProxyHost () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('proxy_host');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for proxy_port
function getProxyPort () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('proxy_port');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for SMTP_HOSTNAME
function getSmtpHostname () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('SMTP_HOSTNAME');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for SMTP_USER
function getSmtpUser () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('SMTP_USER');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for SMTP_PASSWORD
function getSmtpPassword () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('SMTP_PASSWORD');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for points_word
function getPointsWord () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('points_word');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for profile_lock
function getProfileLock () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('profile_lock');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for url_tlock
function getUrlTlock () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('url_tlock');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for title_left
function getTitleLeft () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('title_left');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for title_right
function getTitleRight () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('title_right');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for title_middle
function getTitleMiddle () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = getConfig('title_middle');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Getter for 'display_home_in_index'
function getDisplayHomeInIndex () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = getConfig('display_home_in_index');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Checks whether 'display_home_in_index' is 'Y'
function isDisplayHomeInIndexEnabled () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = (getDisplayHomeInIndex() == 'Y');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Getter for 'show_points_unconfirmed'
function getShowPointsUnconfirmed () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = getConfig('show_points_unconfirmed');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Checks whether 'show_points_unconfirmed' is 'Y'
function isShowPointsUnconfirmedEnabled () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = (getShowPointsUnconfirmed() == 'Y');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Getter for 'youre_here'
function getYoureHere () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = getConfig('youre_here');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Checks whether 'show_timings' is 'Y'
function isYoureHereEnabled () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = (getYoureHere() == 'Y');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Getter for 'show_timings'
function getShowTimings () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = getConfig('show_timings');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Checks whether 'show_timings' is 'Y'
function isShowTimingsEnabled () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = (getShowTimings() == 'Y');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Getter for 'ap_server_name_since'
function getApServerNameSince () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = getConfig('ap_server_name_since');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Getter for 'ap_server_name'
function getApServerName () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = getConfig('ap_server_name');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Getter for 'index_delay'
function getIndexDelay () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = getConfig('index_delay');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Checks whether 'ap_server_name' is 'Y'
function isApServerNameEnabled () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = (getApServerName() == 'Y');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Getter for 'admin_menu_javascript'
function getAdminMenuJavascript () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = getConfig('admin_menu_javascript');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Getter for 'points_remove_account'
function getPointsRemoveAccount () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = getConfig('points_remove_account');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Getter for 'css_php'
function getCssPhp () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = getConfig('css_php');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Getter for 'guest_menu'
function getGuestMenu () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = getConfig('guest_menu');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Checks if guest menu is enabled
function isGuestMenuEnabled () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = (getGuestMenu() == 'Y');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Getter for 'member_menu'
function getMemberMenu () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = getConfig('member_menu');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Checks if member menu is enabled
function isMemberMenuEnabled () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = (getMemberMenu() == 'Y');
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Getter for 'word_wrap'
function getWordWrap () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Construct config entry name
		$configEntry = getMenuModeFromModule() . '_word_wrap_' . getWhat();

		// Is a special config entry found or ext-sql_patches updated?
		if (isConfigEntrySet($configEntry)) {
			// A special config entry has been found, then use it
			$GLOBALS[__FUNCTION__] = getConfig($configEntry);
		} elseif (isExtensionInstalledAndNewer('other', '0.2.9')) {
			// No special config entry found, then use it as "fall-back"
			$GLOBALS[__FUNCTION__] = getConfig('word_wrap');
		} else {
			// No, use default (15 characters)
			$GLOBALS[__FUNCTION__] = 15;
		}
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Checks whether proxy configuration is used
function isProxyUsed () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = ((isExtensionInstalledAndNewer('sql_patches', '0.4.3')) && (getConfig('proxy_host') != '') && (getConfig('proxy_port') > 0));
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Checks whether POST data contains selections
function ifPostContainsSelections ($element = 'sel') {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__][$element])) {
		// Determine it
		$GLOBALS[__FUNCTION__][$element] = ((isPostRequestElementSet($element)) && (is_array(postRequestElement($element))) && (countPostSelection($element) > 0));
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$element];
}

// Checks whether verbose_sql is Y and returns true/false if so
function isVerboseSqlEnabled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = ((isExtensionInstalledAndNewer('sql_patches', '0.0.7')) && (getConfig('verbose_sql') == 'Y'));
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for total user points
function getTotalPoints ($userid) {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__][$userid])) {
		// Init array for filter chain
		$data = array(
			'userid' => $userid,
			'points' => 0
		);

		// Run filter chain for getting more point values
		$data = runFilterChain('get_total_points', $data);

		// Determine it
		$GLOBALS[__FUNCTION__][$userid] = $data['points']  - getUserUsedPoints($userid);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$userid];
}

// Wrapper to get used points for given userid
function getUserUsedPoints ($userid) {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__][$userid])) {
		// Determine it
		$GLOBALS[__FUNCTION__][$userid] = countSumTotalData($userid, 'user_data', 'used_points');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$userid];
}

// Checks whether direct payment is allowed in configuration
function isDirectPaymentEnabled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = (getConfig('allow_direct_pay') == 'Y');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Checks whether JavaScript-based admin menu is enabled
function isAdminMenuJavascriptEnabled () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = ((isExtensionInstalledAndNewer('sql_patches', '0.8.7')) && (getAdminMenuJavaScript() == 'Y'));
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Wrapper to check if current task is for extension (not update)
function isExtensionTask ($content) {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__][$content['task_type'] . '_' . $content['infos']])) {
		// Determine it
		$GLOBALS[__FUNCTION__][$content['task_type'] . '_' . $content['infos']] = (($content['task_type'] == 'EXTENSION') && ((isExtensionNameValid($content['infos'])) || (isExtensionDeprecated($content['infos']))) && (!isExtensionInstalled($content['infos'])));
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$content['task_type'] . '_' . $content['infos']];
}

// Checks whether ALLOW_TESTER_ACCOUNTS is set
function ifTesterAccountsAllowed () {
	// Is the cache entry set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// No, so determine it
		$GLOBALS[__FUNCTION__] = ((isConfigEntrySet('ALLOW_TESTER_ACCOUNTS')) && (getConfig('ALLOW_TESTER_ACCOUNTS') == 'Y'));
	} // END - if

	// Return cached entry
	return $GLOBALS[__FUNCTION__];
}

// Wrapper to check if output mode is CSS
function isCssOutputMode () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'getScriptOutputMode()=' . getScriptOutputMode());
		$GLOBALS[__FUNCTION__] = (getScriptOutputMode() == 1);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Wrapper to check if output mode is HTML
function isHtmlOutputMode () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'getScriptOutputMode()=' . getScriptOutputMode());
		$GLOBALS[__FUNCTION__] = (getScriptOutputMode() == 0);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Wrapper to check if output mode is RAW
function isRawOutputMode () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'getScriptOutputMode()=' . getScriptOutputMode());
		$GLOBALS[__FUNCTION__] = (getScriptOutputMode() == -1);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Wrapper to check if output mode is AJAX
function isAjaxOutputMode () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'getScriptOutputMode()=' . getScriptOutputMode());
		$GLOBALS[__FUNCTION__] = (getScriptOutputMode() == -2);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Wrapper to check if output mode is image
function isImageOutputMode () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'getScriptOutputMode()=' . getScriptOutputMode());
		$GLOBALS[__FUNCTION__] = (getScriptOutputMode() == -3);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Wrapper to generate a user email link
function generateWrappedUserEmailLink ($email) {
	// Just call the inner function
	return generateEmailLink($email, 'user_data');
}

// Wrapper to check if user points are locked
function ifUserPointsLocked ($userid) {
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ' - ENTERED!');
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__][$userid])) {
		// Determine it
		$GLOBALS[__FUNCTION__][$userid] = ((getFetchedUserData('userid', $userid, 'ref_payout') > 0) && (!isDirectPaymentEnabled()));
	} // END - if

	// Return cache
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',locked=' . intval($GLOBALS[__FUNCTION__][$userid]) . ' - EXIT!');
	return $GLOBALS[__FUNCTION__][$userid];
}

// Appends a line to an existing file or creates it instantly with given content.
// This function does always add a new-line character to every line.
function appendLineToFile ($file, $line) {
	$fp = fopen($file, 'a') or reportBug(__FUNCTION__, __LINE__, 'Cannot write to file ' . basename($file) . '!');
	fwrite($fp, $line . PHP_EOL);
	fclose($fp);
}

// Wrapper for changeDataInFile() but with full path added
function changeDataInInclude ($FQFN, $comment, $prefix, $suffix, $inserted, $seek=0) {
	// Add full path
	$FQFN = getPath() . $FQFN;

	// Call inner function
	return changeDataInFile($FQFN, $comment, $prefix, $suffix, $inserted, $seek);
}

// Wrapper for changing entries in config-local.php
function changeDataInLocalConfigurationFile ($comment, $prefix, $suffix, $inserted, $seek = 0) {
	// Call the inner function
	return changeDataInInclude(getCachePath() . 'config-local.php', $comment, $prefix, $suffix, $inserted, $seek);
}

// Shortens ucfirst(strtolower()) calls
function firstCharUpperCase ($str) {
	return ucfirst(strtolower($str));
}

// Shortens calls with configuration entry as first argument (the second will become obsolete in the future)
function createConfigurationTimeSelections ($configEntry, $stamps, $align = 'center') {
	// Get the configuration entry
	$configValue = getConfig($configEntry);

	// Call inner method
	return createTimeSelections($configValue, $configEntry, $stamps, $align);
}

// Shortens converting of German comma to Computer's version in POST data
function convertCommaToDotInPostData ($postEntry) {
	// Read and convert given entry
	$postValue = convertCommaToDot(postRequestElement($postEntry));

	// Log message
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'postEntry=' . $postEntry . ',postValue=' . $postValue);

	// ... and set it again
	setPostRequestElement($postEntry, $postValue);
}

// Converts German commas to Computer's version in all entries
function convertCommaToDotInPostDataArray ($postEntries) {
	// Replace german decimal comma with computer decimal dot
	foreach ($postEntries as $entry) {
		// Is the entry there?
		if (isPostRequestElementSet($entry)) {
			// Then convert it
			convertCommaToDotInPostData($entry);
		} // END - if
	} // END - foreach
}

/**
 * Parses a string into a US formated float variable, taken from user comments
 * from PHP documentation website.
 *
 * @param	$floatString	A string holding a float expression
 * @return	$float			Corresponding float variable
 * @author	chris<at>georgakopoulos<dot>com
 * @link	http://de.php.net/manual/en/function.floatval.php#92563
 */
function parseFloat ($floatString){
	// Load locale info
	$LocaleInfo = localeconv();

	// Remove thousand separators
	$floatString = str_replace($LocaleInfo['mon_thousands_sep'] , '' , $floatString);

	// Convert decimal point
	$floatString = str_replace($LocaleInfo['mon_decimal_point'] , '.', $floatString);

	// Return float value of converted string
	return floatval($floatString);
}

/**
 * Searches a multi-dimensional array (as used in many places) for given
 * key/value pair as taken from user comments from PHP documentation website.
 *
 * @param	$array			An array with one or more dimensions
 * @param	$key			Key to look for
 * @param	$value			Value to look for
 * @param	$parentIndex	Parent index (ONLY INTERNAL USE!)
 * @return	$results		Resulted array or empty array if $array is no array
 * @author	sunelbe<at>gmail<dot>com
 * @link	http://de.php.net/manual/en/function.array-search.php#110120
 */
function search_array ($array, $key, $value, $parentIndex = NULL) {
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'array(' . count($array) . ')=' . print_r($array, TRUE) . ',key=' . $key . ',value=' . $value . ',parentIndex[' . gettype($parentIndex) . '=' . $parentIndex . ' - ENTERED!');
	// Init array result
	$results = array();

	// Is $array really an array?
	if (is_array($array)) {
		// Search for whole array
		foreach ($array as $idx => $dummy) {
			//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'key=' . $key . ',value=' . $value . ',idx=' . $idx . ',parentIndex[' . gettype($parentIndex) . ']=' . $parentIndex);
			//* DEBUG: */ print 'idx=' . $idx . ',parentIndex[' . gettype($parentIndex) . ']=' . $parentIndex . ',key=' . $key . ',value=' . $value . ',array=<pre>'.print_r($array, TRUE).'</pre>';
			// Is dummy an array?
			if ((is_array($dummy)) && ((is_null($parentIndex)) || ($parentIndex === $value))) {
				// Then search again
				$subResult = search_array($dummy, $key, $value, $idx);
				//* DEBUG: */ print 'subResult=<pre>' . print_r($subResult, TRUE).'</pre>';

				// And merge both
				$results = merge_array($results, $subResult, TRUE);
			} elseif (($key == $idx) && (isset($array[$key])) && ($array[$key] === $value)) {
				// Is found, so add it
				$results[$parentIndex] = $array;
				//* DEBUG: */ print 'ARRAY: key=' . $key . ',idx=' . $idx . ',value=' . $value . ',parentIndex[' . gettype($parentIndex) . ']=' . $parentIndex . ',array=<pre>' . print_r($array, TRUE).'</pre>';
			}
		} // END - foreach
	} // END - if

	// Return resulting array
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'results(' . count($results) . ')=' . print_r($results, TRUE) . ' - EXIT!');
	return $results;
}

// Generates a YES/NO option list from given default
function generateYesNoOptions ($defaultValue = '') {
	// Generate it
	return generateOptions('/ARRAY/', array('Y', 'N'), array('{--YES--}', '{--NO--}'), $defaultValue);
}

// "Getter" for total available receivers
function getTotalReceivers ($mode = 'normal') {
	// Get num rows
	$numRows = countSumTotalData('CONFIRMED', 'user_data', 'userid', 'status', TRUE, runFilterChain('user_exclusion_sql', ' AND `receive_mails` > 0' . runFilterChain('exclude_users', $mode)));

	// Return value
	return $numRows;
}

// Wrapper "getter" to get total unconfirmed mails for given userid
function getTotalUnconfirmedMails ($userid) {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__][$userid])) {
		// Determine it
		$GLOBALS[__FUNCTION__][$userid] = countSumTotalData($userid, 'user_links', 'id', 'userid', TRUE);
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__][$userid];
}

// Checks whether 'mailer_theme' was found in session
function isMailerThemeSet () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = isSessionVariableSet('mailer_theme');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

/**
 * Setter for theme in session (This setter does return the success of
 * setSession() which is required e.g. for destroySponsorSession().
 */
function setMailerTheme ($newTheme) {
	// Set it in session
	return setSession('mailer_theme', $newTheme);
}

/**
 * Getter for theme from session (This getter does return 'mailer_theme' from
 * session data or throws an error if not possible
 */
function getMailerTheme () {
	// Is cache set?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Is 'mailer_theme' set?
		if (!isMailerThemeSet()) {
			// No, then abort here
			reportBug(__FUNCTION__, __LINE__, 'mailer_theme not set in session. Please fix your code.');
		} // END - if

		// Get it and store it in cache
		$GLOBALS[__FUNCTION__] = getSession('mailer_theme');
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// "Getter" for last_module/last_what depending on ext-user version
function getUserLastWhatName () {
	// Default is old one: last_module
	$columnName = 'last_module';

	// Is ext-user up-to-date?
	if (isExtensionInstalledAndNewer('user', '0.4.9')) {
		// Yes, then use new one
		$columnName = 'last_what';
	} // END - if

	// Return it
	return $columnName;
}

// "Getter" for all columns for given alias and separator
function getAllPointColumns ($alias = NULL, $separator = ',') {
	// Prepare the filter array
	$filterData = array(
		'columns'   => '',
		'alias'     => $alias,
		'separator' => $separator
	);

	// Run the filter
	$filterData = runFilterChain('get_all_point_columns', $filterData);

	// Return the columns
	return $filterData['columns'];
}

// Checks whether the copyright footer (which breaks framesets) is enabled
function ifCopyrightFooterEnabled () {
	// Is not unset and not 'N'?
	return ((!isset($GLOBALS['__copyright_enabled'])) || ($GLOBALS['__copyright_enabled'] == 'Y'));
}

/**
 * Wrapper to check whether we have a "full page". This means that the actual
 * content is not delivered in any frame of a frameset.
 */
function isFullPage () {
	/*
	 * The parameter 'frame' is generic and always indicates that this content
	 * will be output into a frame. Furthermore, if a frameset is reported or
	 * the copyright line is explicitly deactivated, this cannot be a "full
	 * page" again.
	 */
	// @TODO Find a way to not use direct module comparison
	$isFullPage = ((!isGetRequestElementSet('frame')) && (getModule() != 'frametester') && (!isFramesetModeEnabled()) && (ifCopyrightFooterEnabled()));

	// Return it
	return $isFullPage;
}

// Checks whether frameset_mode is set to true
function isFramesetModeEnabled () {
	// Check it
	return ((isset($GLOBALS['frameset_mode'])) && ($GLOBALS['frameset_mode'] === TRUE));
}

// Function to determine correct 'what' value
function determineWhat ($module = NULL) {
	// Init default 'what'
	$what = 'welcome';

	// Is module NULL?
	if (is_null($module)) {
		// Then use default
		$module = getModule();
	} // END - if

	// Is what set?
	if (isWhatSet()) {
		// Then use it
		$what = getWhat();
	} else {
		// Else try to get it from current module
		$what = getWhatFromModule($module);
	}
	//* DEBUG: */ debugOutput(__LINE__.'*'.$what.'/'.$module.'/'.getAction().'/'.getWhat().'*');

	// Remove any spaces from variable
	$what = trim($what);

	// Is it empty?
	if (empty($what)) {
		// Default action for non-admin menus
		$what = 'welcome';
	} else {
		// Secure it
		$what = secureString($what);
	}

	// Return what
	return $what;
}

// Fills (prepend) a string with zeros. This function has been taken from user comments at de.php.net/str_pad
function prependZeros ($str, $length = 2) {
	// Return prepended string
	return sprintf('%0' . (int) $length . 's', $str);
}

// Wraps convertSelectionsToEpocheTime()
function convertSelectionsToEpocheTimeInPostData ($id) {
	// Init variables
	$content = array();
	$skip = FALSE;

	// Get all POST data
	$postData = postRequestArray();

	// Convert given selection id
	convertSelectionsToEpocheTime($postData, $content, $id, $skip);

	// Set the POST array back
	setPostRequestArray($postData);
}

// Wraps checking if given points account type matches with given in POST data
function ifPointsAccountTypeMatchesPost ($type) {
	// Check condition
	exit(__FUNCTION__.':type='.$type.',post=<pre>'.print_r(postRequestArray(), TRUE).'</pre>');
}

// Gets given user's total referral
function getUsersTotalReferrals ($userid, $level = NULL) {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__][$userid][$level])) {
		// Is the level NULL?
		if (is_null($level)) {
			// Get total amount (all levels)
			$GLOBALS[__FUNCTION__][$userid][$level] = countSumTotalData($userid, 'user_refs', 'refid', 'userid', TRUE);
		} else {
			// Get it from user refs
			$GLOBALS[__FUNCTION__][$userid][$level] = countSumTotalData($userid, 'user_refs', 'refid', 'userid', TRUE, ' AND `level`=' . bigintval($level));
		}
	} // END - if

	// Return it
	return $GLOBALS[__FUNCTION__][$userid][$level];
}

// Gets given user's total referral
function getUsersTotalLockedReferrals ($userid, $level = NULL) {
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',level[' . gettype($level) . ']=' . $level . ' - ENTERED!');
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__][$userid][$level])) {
		// Default is all refs
		$add = '';

		// Is the not level NULL?
		if (!is_null($level)) {
			// Then add referral level
			$add = ' AND `r`.`level`=' . bigintval($level);
		} // END - if

		// Check for all referrals
		$result = SQL_QUERY_ESC("SELECT
	COUNT(`d`.`userid`) AS `cnt`
FROM
	`{?_MYSQL_PREFIX?}_user_data` AS `d`
INNER JOIN
	`{?_MYSQL_PREFIX?}_user_refs` AS `r`
ON
	`d`.`userid`=`r`.`refid`
WHERE
	`d`.`status` != 'CONFIRMED' AND
	`r`.`userid`=%s
	" . $add . "
ORDER BY
	`d`.`userid` ASC
LIMIT 1",
			array(
				$userid
			), __FUNCTION__, __LINE__);

		// Load count
		list($GLOBALS[__FUNCTION__][$userid][$level]) = SQL_FETCHROW($result);

		// Free result
		SQL_FREERESULT($result);
	} // END - if

	// Return it
	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',level[' . gettype($level) . ']=' . $level . ':' . $GLOBALS[__FUNCTION__][$userid][$level] . ' - EXIT!');
	return $GLOBALS[__FUNCTION__][$userid][$level];
}

// Converts, if found, dollar data to get element
function convertDollarDataToGetElement ($data) {
	// Is first char a dollar?
	if (substr($data, 0, 1) == chr(36)) {
		// Use last part for getRequestElement()
		$data = getRequestElement(substr($data, 1));
	} // END - if

	// Return it
	return $data;
}

// Wrapper function for SQL layer to speed-up things
function SQL_DEBUG_ENABLED () {
	// Is there cache?
	if (!isset($GLOBALS[__FUNCTION__])) {
		// Determine it
		$GLOBALS[__FUNCTION__] = ((!isCssOutputMode()) && (isDebugModeEnabled()) && (isSqlDebuggingEnabled()));
	} // END - if

	// Return cache
	return $GLOBALS[__FUNCTION__];
}

// Wrapper function to wrap call of wordwrap()
function wrapWords ($text) {
	// Wrap words
	$wrapped = wordwrap($test, getWordWrap());

	// Return it
	return $wrapped;
}

// Encodes given data into a JSON object
function encodeJson ($data) {
	// Encode it
	return json_encode($data, JSON_FORCE_OBJECT);
}

// Get all extension files
function loadAllExtensionsByTemplate () {
	// Get all
	$extensions = getArrayFromDirectory(
		'templates/' . getLanguage() . '/html/ext/',
		'ext_',
		false,
		false,
		array(),
		'.tpl',
		'@(\.|\.\.)$@',
		false
	);

	// Return them
	return $extensions;
}

// Wrapper function to allow full float values as supported by current database layout
function translateFullComma ($dotted) {
	// Call inner function
	return translateComma($dotted, TRUE, 5);
}

// Wrapper to check if the first element to be shifted is set to given value
function shift_array (&$array, $value, $key = '0') {
	// Is the element set and value matches?
	assert(is_array($array));
	assert(isset($array[$key]));
	assert($array[$key] === $value);

	// Shift it
	array_shift($array);
}

// Wrapper for str_pad() with left padding zeros
function padLeftZero ($str, $amount = 2) {
	// Is str_pad() there?
	if (function_exists('str_pad')) {
		// Use prependZeros()
		return prependZeros($str, $amount);
	} else {
		// Pad it
		return str_pad($str, $amount, '0', STR_PAD_LEFT);
	}
}

// [EOF]
?>