X-Git-Url: https://git.mxchange.org/?p=mailer.git;a=blobdiff_plain;f=inc%2Fwrapper-functions.php;h=4079b8fef9c991461b2cb71a3e693dfadceba7d7;hp=0b2cf28d20f876a5ab432ad7d2017c363c61a4fa;hb=f9ea8181b9349ea6965f45f19fd4ba894d141eab;hpb=e51f09bb54eaaf565ac1bae162bf363fc9553ff7

diff --git a/inc/wrapper-functions.php b/inc/wrapper-functions.php
index 0b2cf28d20..4079b8fef9 100644
--- a/inc/wrapper-functions.php
+++ b/inc/wrapper-functions.php
@@ -16,8 +16,8 @@
  * $Author::                                                          $ *
  * -------------------------------------------------------------------- *
  * Copyright (c) 2003 - 2009 by Roland Haeder                           *
- * Copyright (c) 2009 - 2011 by Mailer Developer Team                   *
- * For more information visit: http://www.mxchange.org                  *
+ * Copyright (c) 2009 - 2012 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 *
@@ -37,7 +37,7 @@
 
 // Some security stuff...
 if (!defined('__SECURITY')) {
-	die();
+	exit();
 } // END - if
 
 // Read a given file
@@ -45,7 +45,7 @@ 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
-		debug_report_bug(__FUNCTION__, __LINE__, 'File ' . basename($FQFN) . ' is not readable!');
+		reportBug(__FUNCTION__, __LINE__, 'File ' . basename($FQFN) . ' is not readable!');
 	} elseif (!isset($GLOBALS['file_content'][$FQFN])) {
 		// Load the file
 		if (function_exists('file_get_contents')) {
@@ -89,7 +89,7 @@ function writeToFile ($FQFN, $content, $aquireLock = false) {
 		}
 	} else {
 		// Write it with fopen
-		$fp = fopen($FQFN, 'w') or debug_report_bug(__FUNCTION__, __LINE__, 'Cannot write to file ' . basename($FQFN) . '!');
+		$fp = fopen($FQFN, 'w') or reportBug(__FUNCTION__, __LINE__, 'Cannot write to file ' . basename($FQFN) . '!');
 
 		// Do we need to aquire a lock?
 		if ($aquireLock === true) {
@@ -119,23 +119,30 @@ function writeToFile ($FQFN, $content, $aquireLock = false) {
 
 // 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.');
+	} // END - if
+
 	// Trigger an error on failure
 	if ((ob_get_length() > 0) && (!ob_end_clean())) {
 		// Failed!
-		debug_report_bug(__FUNCTION__, __LINE__, 'Failed to clean output buffer.');
+		reportBug(__FUNCTION__, __LINE__, 'Failed to clean output buffer.');
 	} // END - if
+
+	// Mark this function as called
+	$GLOBALS[__FUNCTION__] = true;
 }
 
 // Encode strings
-// @TODO Implement $compress
-function encodeString ($str, $compress = true) {
+function encodeString ($str) {
 	$str = urlencode(base64_encode(compileUriCode($str)));
 	return $str;
 }
 
 // Decode strings encoded with encodeString()
-// @TODO Implement $decompress
-function decodeString ($str, $decompress = true) {
+function decodeString ($str) {
 	$str = compileUriCode(base64_decode(urldecode(compileUriCode($str))));
 	return $str;
 }
@@ -154,16 +161,16 @@ function merge_array ($array1, $array2) {
 	// Are both an array?
 	if ((!is_array($array1)) && (!is_array($array2))) {
 		// Both are not arrays
-		debug_report_bug(__FUNCTION__, __LINE__, 'No arrays provided!');
+		reportBug(__FUNCTION__, __LINE__, 'No arrays provided!');
 	} elseif (!is_array($array1)) {
 		// Left one is not an array
-		debug_report_bug(__FUNCTION__, __LINE__, sprintf("array1 is not an array. array != %s", gettype($array1)));
+		reportBug(__FUNCTION__, __LINE__, sprintf("array1 is not an array. array != %s", gettype($array1)));
 	} elseif (!is_array($array2)) {
 		// Right one is not an array
-		debug_report_bug(__FUNCTION__, __LINE__, sprintf("array2 is not an array. array != %s", gettype($array2)));
+		reportBug(__FUNCTION__, __LINE__, sprintf("array2 is not an array. array != %s", gettype($array2)));
 	}
 
-	// Merge all together
+	// Merge both together
 	return array_merge($array1, $array2);
 }
 
@@ -172,14 +179,14 @@ function isFileReadable ($FQFN) {
 	// Do we have cache?
 	if (!isset($GLOBALS['file_readable'][$FQFN])) {
 		// Check all...
-		$GLOBALS['file_readable'][$FQFN] = ((file_exists($FQFN)) && (is_file($FQFN)) && (is_readable($FQFN)));
+		$GLOBALS['file_readable'][$FQFN] = ((is_file($FQFN)) && (file_exists($FQFN)) && (is_readable($FQFN)));
 	} // END - if
 
 	// Return result
 	return $GLOBALS['file_readable'][$FQFN];
 }
 
-// Checks wether the given FQFN is a directory and not ., .. or .svn
+// Checks whether the given FQFN is a directory and not ., .. or .svn
 function isDirectory ($FQFN) {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__][$FQFN])) {
@@ -308,23 +315,23 @@ function detectDomainName () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Check wether we are installing
+// Check whether we are installing
 function isInstalling () {
-	// Determine wether we are installing
-	if (!isset($GLOBALS['mailer_installing'])) {
+	// Determine whether we are installing
+	if (!isset($GLOBALS['__mailer_installing'])) {
 		// Check URL (css.php/js.php need this)
-		$GLOBALS['mailer_installing'] = isGetRequestParameterSet('installing');
+		$GLOBALS['__mailer_installing'] = isGetRequestElementSet('installing');
 	} // END - if
 
 	// Return result
-	return $GLOBALS['mailer_installing'];
+	return $GLOBALS['__mailer_installing'];
 }
 
-// Check wether this script is installed
+// Check whether this script is installed
 function isInstalled () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
-		// Determine wether this script is installed
+		// Determine whether this script is installed
 		$GLOBALS[__FUNCTION__] = (
 		(
 			// First is config
@@ -358,7 +365,7 @@ function isInstalled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Check wether an admin is registered
+// Check whether an admin is registered
 function isAdminRegistered () {
 	// Is cache set?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -370,19 +377,19 @@ function isAdminRegistered () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether the hourly reset mode is active
+// Checks whether the hourly reset mode is active
 function isHourlyResetEnabled () {
 	// Now simply check it
 	return ((isset($GLOBALS['hourly_enabled'])) && ($GLOBALS['hourly_enabled'] === true));
 }
 
-// Checks wether the reset mode is active
+// Checks whether the reset mode is active
 function isResetModeEnabled () {
 	// Now simply check it
 	return ((isset($GLOBALS['reset_enabled'])) && ($GLOBALS['reset_enabled'] === true));
 }
 
-// Checks wether the debug mode is enabled
+// Checks whether the debug mode is enabled
 function isDebugModeEnabled () {
 	// Is cache set?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -394,7 +401,7 @@ function isDebugModeEnabled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether the debug reset is enabled
+// Checks whether the debug reset is enabled
 function isDebugResetEnabled () {
 	// Is cache set?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -406,7 +413,7 @@ function isDebugResetEnabled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether SQL debugging is enabled
+// Checks whether SQL debugging is enabled
 function isSqlDebuggingEnabled () {
 	// Is cache set?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -418,7 +425,7 @@ function isSqlDebuggingEnabled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether we shall debug regular expressions
+// Checks whether we shall debug regular expressions
 function isDebugRegularExpressionEnabled () {
 	// Is cache set?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -430,7 +437,7 @@ function isDebugRegularExpressionEnabled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether the cache instance is valid
+// Checks whether the cache instance is valid
 function isCacheInstanceValid () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -452,19 +459,19 @@ function copyFileVerified ($source, $dest, $chmod = '') {
 	// Is the source file there?
 	if (!isFileReadable($source)) {
 		// Then abort here
-		debug_report_bug(__FUNCTION__, __LINE__, 'Cannot read from source file ' . basename($source) . '.');
+		reportBug(__FUNCTION__, __LINE__, 'Cannot read from source file ' . basename($source) . '.');
 	} // END - if
 
 	// Is the target directory there?
 	if (!isDirectory(dirname($dest))) {
 		// Then abort here
-		debug_report_bug(__FUNCTION__, __LINE__, 'Cannot find directory ' . str_replace(getPath(), '', dirname($dest)) . '.');
+		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
-		debug_report_bug(__FUNCTION__, __LINE__, 'copy() has failed to copy the file.');
+		reportBug(__FUNCTION__, __LINE__, 'copy() has failed to copy the file.');
 	} else {
 		// Reset cache
 		$GLOBALS['file_readable'][$dest] = true;
@@ -483,40 +490,13 @@ function copyFileVerified ($source, $dest, $chmod = '') {
 	return $status;
 }
 
-// Wrapper function for header()
-// Send a header but checks before if we can do so
-function sendHeader ($header) {
-	// Send the header
-	//* DEBUG: */ logDebugMessage(__FUNCTION__ . ': header=' . $header);
-	$GLOBALS['header'][] = trim($header);
-}
-
-// Flushes all headers
-function flushHeaders () {
-	// Is the header already sent?
-	if (headers_sent()) {
-		// Then abort here
-		debug_report_bug(__FUNCTION__, __LINE__, 'Headers already sent!');
-	} // END - if
-
-	// Flush all headers if found
-	if ((isset($GLOBALS['header'])) && (is_array($GLOBALS['header']))) {
-		foreach ($GLOBALS['header'] as $header) {
-			header($header);
-		} // END - foreach
-	} // END - if
-
-	// Mark them as flushed
-	$GLOBALS['header'] = array();
-}
-
 // Wrapper function for chmod()
 // @TODO Do some more sanity check here
 function changeMode ($FQFN, $mode) {
 	// Is the file/directory there?
 	if ((!isFileReadable($FQFN)) && (!isDirectory($FQFN))) {
 		// Neither, so abort here
-		debug_report_bug(__FUNCTION__, __LINE__, 'Cannot chmod() on ' . basename($FQFN) . '.');
+		reportBug(__FUNCTION__, __LINE__, 'Cannot chmod() on ' . basename($FQFN) . '.');
 	} // END - if
 
 	// Try to set them
@@ -542,26 +522,26 @@ function removeFile ($FQFN) {
 // Wrapper for $_POST['sel']
 function countPostSelection ($element = 'sel') {
 	// Is it set?
-	if (isPostRequestParameterSet($element)) {
+	if (isPostRequestElementSet($element)) {
 		// Return counted elements
-		return countSelection(postRequestParameter($element));
+		return countSelection(postRequestElement($element));
 	} else {
 		// Return zero if not found
-		return 0;
+		return '0';
 	}
 }
 
-// Checks wether the config-local.php is loaded
+// Checks whether the config-local.php is loaded
 function isConfigLocalLoaded () {
 	return ((isset($GLOBALS['config_local_loaded'])) && ($GLOBALS['config_local_loaded'] === true));
 }
 
-// Checks wether a nickname or userid was entered and caches the result
+// 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($userid)) && (('' . round($userid) . '') != $userid));
+		$GLOBALS[__FUNCTION__][$userid] = ((!empty($userid)) && (('' . bigintval($userid, true, false) . '') != $userid) && ($userid != 'NULL'));
 	} // END - if
 
 	// Return the result
@@ -569,14 +549,14 @@ function isNicknameUsed ($userid) {
 }
 
 // Getter for 'what' value
-function getWhat () {
+function getWhat ($strict = true) {
 	// Default is null
-	$what = null;
+	$what = NULL;
 
 	// Is the value set?
-	if (isWhatSet(true)) {
+	if (isWhatSet($strict)) {
 		// Then use it
-		$what = $GLOBALS['what'];
+		$what = $GLOBALS['__what'];
 	} // END - if
 
 	// Return it
@@ -585,7 +565,8 @@ function getWhat () {
 
 // Setter for 'what' value
 function setWhat ($newWhat) {
-	$GLOBALS['what'] = SQL_ESCAPE($newWhat);
+	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'newWhat=' . $newWhat);
+	$GLOBALS['__what'] = $newWhat;
 }
 
 // Setter for 'what' from configuration
@@ -597,10 +578,10 @@ function setWhatFromConfig ($configEntry) {
 	setWhat($what);
 }
 
-// Checks wether what is set and optionally aborts on miss
+// Checks whether what is set and optionally aborts on miss
 function isWhatSet ($strict =  false) {
 	// Check for it
-	$isset = isset($GLOBALS['what']);
+	$isset = (isset($GLOBALS['__what']) && (!empty($GLOBALS['__what'])));
 
 	// Should we abort here?
 	if (($strict === true) && ($isset === false)) {
@@ -615,12 +596,12 @@ function isWhatSet ($strict =  false) {
 // Getter for 'action' value
 function getAction ($strict = true) {
 	// Default is null
-	$action = null;
+	$action = NULL;
 
 	// Is the value set?
 	if (isActionSet(($strict) && (isHtmlOutputMode()))) {
 		// Then use it
-		$action = $GLOBALS['action'];
+		$action = $GLOBALS['__action'];
 	} // END - if
 
 	// Return it
@@ -629,18 +610,18 @@ function getAction ($strict = true) {
 
 // Setter for 'action' value
 function setAction ($newAction) {
-	$GLOBALS['action'] = SQL_ESCAPE($newAction);
+	$GLOBALS['__action'] = $newAction;
 }
 
-// Checks wether action is set and optionally aborts on miss
+// Checks whether action is set and optionally aborts on miss
 function isActionSet ($strict =  false) {
 	// Check for it
-	$isset = ((isset($GLOBALS['action'])) && (!empty($GLOBALS['action'])));
+	$isset = ((isset($GLOBALS['__action'])) && (!empty($GLOBALS['__action'])));
 
 	// Should we abort here?
 	if (($strict === true) && ($isset === false)) {
 		// Output backtrace
-		debug_report_bug(__FUNCTION__, __LINE__, 'action is empty.');
+		reportBug(__FUNCTION__, __LINE__, 'action is empty.');
 	} // END - if
 
 	// Return it
@@ -650,12 +631,12 @@ function isActionSet ($strict =  false) {
 // Getter for 'module' value
 function getModule ($strict = true) {
 	// Default is null
-	$module = null;
+	$module = NULL;
 
 	// Is the value set?
 	if (isModuleSet($strict)) {
 		// Then use it
-		$module = $GLOBALS['module'];
+		$module = $GLOBALS['__module'];
 	} // END - if
 
 	// Return it
@@ -665,39 +646,36 @@ function getModule ($strict = true) {
 // Setter for 'module' value
 function setModule ($newModule) {
 	// Secure it and make all modules lower-case
-	$GLOBALS['module'] = SQL_ESCAPE(strtolower($newModule));
+	$GLOBALS['__module'] = strtolower($newModule);
 }
 
-// Checks wether module is set and optionally aborts on miss
+// Checks whether module is set and optionally aborts on miss
 function isModuleSet ($strict =  false) {
 	// Check for it
-	$isset = (!empty($GLOBALS['module']));
+	$isset = ((isset($GLOBALS['__module'])) && (!empty($GLOBALS['__module'])));
 
 	// Should we abort here?
 	if (($strict === true) && ($isset === false)) {
 		// Output backtrace
-		debug_report_bug(__FUNCTION__, __LINE__, 'module is empty.');
+		reportBug(__FUNCTION__, __LINE__, 'Module is empty.');
 	} // END - if
 
 	// Return it
-	return (($isset === true) && ($GLOBALS['module'] != 'unknown')) ;
+	return (($isset === true) && ($GLOBALS['__module'] != 'unknown')) ;
 }
 
 // Getter for 'output_mode' value
 function getScriptOutputMode () {
-	// Do we have cache?
+	// Is cache set?
 	if (!isset($GLOBALS[__FUNCTION__])) {
-		// Default is null
-		$output_mode = null;
-
-		// Is the value set?
-		if (isOutputModeSet(true)) {
-			// Then use it
-			$output_mode = $GLOBALS['output_mode'];
+		// Is the output mode set?
+		if (!isOutputModeSet()) {
+			// No, then abort here
+			reportBug(__FUNCTION__, __LINE__, 'Output mode not set.');
 		} // END - if
 
-		// Store it in cache
-		$GLOBALS[__FUNCTION__] = $output_mode;
+		// Set it in cache
+		$GLOBALS[__FUNCTION__] = $GLOBALS['__output_mode'];
 	} // END - if
 
 	// Return cache
@@ -706,18 +684,19 @@ function getScriptOutputMode () {
 
 // Setter for 'output_mode' value
 function setOutputMode ($newOutputMode) {
-	$GLOBALS['output_mode'] = (int) $newOutputMode;
+	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'output_mode=' . $newOutputMode);
+	$GLOBALS['__output_mode'] = (int) $newOutputMode;
 }
 
-// Checks wether output_mode is set and optionally aborts on miss
+// Checks whether output_mode is set and optionally aborts on miss
 function isOutputModeSet ($strict =  false) {
 	// Check for it
-	$isset = (isset($GLOBALS['output_mode']));
+	$isset = (isset($GLOBALS['__output_mode']));
 
 	// Should we abort here?
 	if (($strict === true) && ($isset === false)) {
 		// Output backtrace
-		debug_report_bug(__FUNCTION__, __LINE__, 'Output mode is not set.');
+		reportBug(__FUNCTION__, __LINE__, 'Output mode is not set.');
 	} // END - if
 
 	// Return it
@@ -726,37 +705,19 @@ function isOutputModeSet ($strict =  false) {
 
 // Enables block-mode
 function enableBlockMode ($enabled = true) {
-	$GLOBALS['block_mode'] = $enabled;
+	$GLOBALS['__block_mode'] = $enabled;
 }
 
-// Checks wether block-mode is enabled
+// Checks whether block-mode is enabled
 function isBlockModeEnabled () {
 	// Abort if not set
-	if (!isset($GLOBALS['block_mode'])) {
+	if (!isset($GLOBALS['__block_mode'])) {
 		// Needs to be fixed
-		debug_report_bug(__FUNCTION__, __LINE__, 'Block_mode is not set.');
+		reportBug(__FUNCTION__, __LINE__, 'Block_mode is not set.');
 	} // END - if
 
 	// Return it
-	return $GLOBALS['block_mode'];
-}
-
-/**
- * Wrapper function for addPointsThroughReferalSystem(), you should generally
- * avoid this function and use addPointsThroughReferalSystem() directly and add
- * your special payment method entry to points_data instead.
- *
- * @param	$subject	A string-encoded subject for this add
- * @param	$userid		The recipient (member) for given points
- * @param	$points		Points to be added to member's account
- * @return	$added		Wether the points has been added to the user's account
- */
-function addPointsDirectly ($subject, $userid, $points) {
-	// Reset level here
-	initReferalSystem();
-
-	// Call more complicated method (due to more parameters)
-	return addPointsThroughReferalSystem($subject, $userid, $points, false, 0, 'DIRECT');
+	return $GLOBALS['__block_mode'];
 }
 
 // Wrapper for redirectToUrl but URL comes from a configuration entry
@@ -843,7 +804,7 @@ function isInstallationPhase () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether the extension demo is actuve and the admin login is demo (password needs to be demo, too!)
+// 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__])) {
@@ -860,12 +821,12 @@ function getPhpCaching () {
 	return $GLOBALS['php_caching'];
 }
 
-// Checks wether the admin hash is set
+// 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
-		debug_report_bug(__FUNCTION__, __LINE__, 'Cache not set.');
+		reportBug(__FUNCTION__, __LINE__, 'Cache not set.');
 	} // END - if
 
 	// Check for admin hash
@@ -945,7 +906,7 @@ function initUserData () {
 	// User id should not be zero
 	if (!isValidUserId(getCurrentUserId())) {
 		// Should be always valid
-		debug_report_bug(__FUNCTION__, __LINE__, 'Current user id is invalid: ' . getCurrentUserId());
+		reportBug(__FUNCTION__, __LINE__, 'Current user id is invalid: ' . getCurrentUserId());
 	} // END - if
 
 	// Init the user
@@ -958,11 +919,11 @@ function getUserData ($column) {
 	// User id should not be zero
 	if (!isValidUserId(getCurrentUserId())) {
 		// Should be always valid
-		debug_report_bug(__FUNCTION__, __LINE__, 'Current user id is invalid: ' . getCurrentUserId());
+		reportBug(__FUNCTION__, __LINE__, 'Current user id is invalid: ' . getCurrentUserId());
 	} // END - if
 
 	// Default is empty
-	$data = null;
+	$data = NULL;
 
 	if (isset($GLOBALS['user_data'][getCurrentUserId()][$column])) {
 		// Return the value
@@ -973,7 +934,7 @@ function getUserData ($column) {
 	return $data;
 }
 
-// Checks wether given user data is set to 'Y'
+// Checks whether given user data is set to 'Y'
 function isUserDataEnabled ($column) {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__][getCurrentUserId()][$column])) {
@@ -993,7 +954,7 @@ function getUserDataArray () {
 	// Is the current userid valid?
 	if (!isValidUserId($userid)) {
 		// Should be always valid
-		debug_report_bug(__FUNCTION__, __LINE__, 'Current user id is invalid: ' . $userid);
+		reportBug(__FUNCTION__, __LINE__, 'Current user id is invalid: ' . $userid);
 	} // END - if
 
 	// Get the whole array if found
@@ -1011,6 +972,10 @@ function getUserDataArray () {
 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
 
@@ -1026,31 +991,70 @@ function isUserDataValid () {
 
 // 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 () {
-	// Userid must be set before it can be used
-	if (!isCurrentUserIdSet()) {
-		// Not set
-		debug_report_bug(__FUNCTION__, __LINE__, 'User id is not set.');
+	// 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 the userid
-	return $GLOBALS['current_userid'];
+	// Return cache
+	return $GLOBALS[__FUNCTION__];
 }
 
 // Checks if current userid is set
 function isCurrentUserIdSet () {
-	return ((isset($GLOBALS['current_userid'])) && (isValidUserId($GLOBALS['current_userid'])));
+	// Do we have cache?
+	if (!isset($GLOBALS[__FUNCTION__])) {
+		// Determine it
+		$GLOBALS[__FUNCTION__] = ((isset($GLOBALS['current_userid'])) && (isValidUserId($GLOBALS['current_userid'])));
+	} // END - if
+
+	// Return cache
+	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether we are debugging template cache
+// Unsets current userid
+function unsetCurrentUserId () {
+	// Do we have it set?
+	if (isset($GLOBALS['current_userid'])) {
+		// Unset this, too
+		unset($GLOBALS['isValidUserId'][$GLOBALS['current_userid']]);
+	} // END - if
+
+	// Unset all cache entries
+	unset($GLOBALS['current_userid']);
+	unset($GLOBALS['getCurrentUserId']);
+	unset($GLOBALS['isCurrentUserIdSet']);
+}
+
+// Checks whether we are debugging template cache
 function isDebuggingTemplateCache () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -1103,6 +1107,12 @@ function ifFatalErrorsDetected () {
 	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) $status;
@@ -1111,9 +1121,9 @@ function setHttpStatus ($status) {
 // Getter for HTTP status
 function getHttpStatus () {
 	// Is the status set?
-	if (!isset($GLOBALS['http_status'])) {
+	if (!isHttpStatusSet()) {
 		// Abort here
-		debug_report_bug(__FUNCTION__, __LINE__, 'No HTTP status set!');
+		reportBug(__FUNCTION__, __LINE__, 'No HTTP status set!');
 	} // END - if
 
 	// Return it
@@ -1135,6 +1145,15 @@ function getHttpStatus () {
  * @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
+	setOutputMode(-1);
+
 	// Send helping header
 	setHttpStatus('302 Found');
 
@@ -1146,18 +1165,18 @@ function sendRawRedirect ($url) {
 
 	// check if running on IIS < 6 with CGI-PHP
 	if ((isset($_SERVER['SERVER_SOFTWARE'])) && (isset($_SERVER['GATEWAY_INTERFACE'])) &&
-		(strpos($_SERVER['GATEWAY_INTERFACE'], 'CGI') !== false) &&
+		(isInString('CGI', $_SERVER['GATEWAY_INTERFACE'])) &&
 		(preg_match('|^Microsoft-IIS/(\d)\.\d$|', trim($_SERVER['SERVER_SOFTWARE']), $matches)) &&
 		($matches[1] < 6)) {
 		// Send the IIS header
-		sendHeader('Refresh: 0;url=' . $url);
+		addHttpHeader('Refresh: 0;url=' . $url);
 	} else {
 		// Send generic header
-		sendHeader('Location: ' . $url);
+		addHttpHeader('Location: ' . $url);
 	}
 
 	// Shutdown here
-	shutdown();
+	doShutdown();
 }
 
 // Determines the country of the given user id
@@ -1190,7 +1209,7 @@ function getTotalConfirmedUser () {
 	if (!isset($GLOBALS[__FUNCTION__])) {
 		// Then do it
 		if (isExtensionActive('user')) {
-			$GLOBALS[__FUNCTION__] = countSumTotalData('CONFIRMED', 'user_data', 'userid', 'status', true);
+			$GLOBALS[__FUNCTION__] = countSumTotalData('CONFIRMED', 'user_data', 'userid', 'status', true, runFilterChain('user_exclusion_sql', ' '));
 		} else {
 			$GLOBALS[__FUNCTION__] = 0;
 		}
@@ -1206,7 +1225,7 @@ function getTotalUnconfirmedUser () {
 	if (!isset($GLOBALS[__FUNCTION__])) {
 		// Then do it
 		if (isExtensionActive('user')) {
-			$GLOBALS[__FUNCTION__] = countSumTotalData('UNCONFIRMED', 'user_data', 'userid', 'status', true);
+			$GLOBALS[__FUNCTION__] = countSumTotalData('UNCONFIRMED', 'user_data', 'userid', 'status', true, runFilterChain('user_exclusion_sql', ' '));
 		} else {
 			$GLOBALS[__FUNCTION__] = 0;
 		}
@@ -1222,7 +1241,7 @@ function getTotalLockedUser () {
 	if (!isset($GLOBALS[__FUNCTION__])) {
 		// Then do it
 		if (isExtensionActive('user')) {
-			$GLOBALS[__FUNCTION__] = countSumTotalData('LOCKED', 'user_data', 'userid', 'status', true);
+			$GLOBALS[__FUNCTION__] = countSumTotalData('LOCKED', 'user_data', 'userid', 'status', true, runFilterChain('user_exclusion_sql', ' '));
 		} else {
 			$GLOBALS[__FUNCTION__] = 0;
 		}
@@ -1238,7 +1257,7 @@ function getTotalRandomRefidUser () {
 	if (!isset($GLOBALS[__FUNCTION__])) {
 		// Then do it
 		if (isExtensionInstalledAndNewer('user', '0.3.4')) {
-			$GLOBALS[__FUNCTION__] = countSumTotalData('{?user_min_confirmed?}', 'user_data', 'userid', 'rand_confirmed', true, '', '>=');
+			$GLOBALS[__FUNCTION__] = countSumTotalData('{?user_min_confirmed?}', 'user_data', 'userid', 'rand_confirmed', true, runFilterChain('user_exclusion_sql', ' '), '>=');
 		} else {
 			$GLOBALS[__FUNCTION__] = 0;
 		}
@@ -1250,6 +1269,9 @@ function getTotalRandomRefidUser () {
 
 // Is given userid valid?
 function isValidUserId ($userid) {
+	// Debug message
+	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid[' . gettype($userid) . ']=' . $userid);
+
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__][$userid])) {
 		// Check it out
@@ -1257,6 +1279,7 @@ function isValidUserId ($userid) {
 	} // END - if
 
 	// Return cache
+	//* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'userid=' . $userid . ',result=' . intval($GLOBALS[__FUNCTION__][$userid]));
 	return $GLOBALS[__FUNCTION__][$userid];
 }
 
@@ -1297,7 +1320,7 @@ function getDateTimeFromRepository () {
 }
 
 // Getter for current year (default)
-function getYear ($timestamp = null) {
+function getYear ($timestamp = NULL) {
 	// Is it cached?
 	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
 		// null is time()
@@ -1314,7 +1337,7 @@ function getYear ($timestamp = null) {
 }
 
 // Getter for current month (default)
-function getMonth ($timestamp = null) {
+function getMonth ($timestamp = NULL) {
 	// Is it cached?
 	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
 		// If null is set, use time()
@@ -1332,7 +1355,7 @@ function getMonth ($timestamp = null) {
 }
 
 // Getter for current hour (default)
-function getHour ($timestamp = null) {
+function getHour ($timestamp = NULL) {
 	// Is it cached?
 	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
 		// null is time()
@@ -1349,7 +1372,7 @@ function getHour ($timestamp = null) {
 }
 
 // Getter for current day (default)
-function getDay ($timestamp = null) {
+function getDay ($timestamp = NULL) {
 	// Is it cached?
 	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
 		// null is time()
@@ -1366,7 +1389,7 @@ function getDay ($timestamp = null) {
 }
 
 // Getter for current week (default)
-function getWeek ($timestamp = null) {
+function getWeek ($timestamp = NULL) {
 	// Is it cached?
 	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
 		// null is time()
@@ -1381,7 +1404,7 @@ function getWeek ($timestamp = null) {
 }
 
 // Getter for current short_hour (default)
-function getShortHour ($timestamp = null) {
+function getShortHour ($timestamp = NULL) {
 	// Is it cached?
 	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
 		// null is time()
@@ -1396,7 +1419,7 @@ function getShortHour ($timestamp = null) {
 }
 
 // Getter for current long_hour (default)
-function getLongHour ($timestamp = null) {
+function getLongHour ($timestamp = NULL) {
 	// Is it cached?
 	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
 		// null is time()
@@ -1411,7 +1434,7 @@ function getLongHour ($timestamp = null) {
 }
 
 // Getter for current second (default)
-function getSecond ($timestamp = null) {
+function getSecond ($timestamp = NULL) {
 	// Is it cached?
 	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
 		// null is time()
@@ -1426,7 +1449,7 @@ function getSecond ($timestamp = null) {
 }
 
 // Getter for current minute (default)
-function getMinute ($timestamp = null) {
+function getMinute ($timestamp = NULL) {
 	// Is it cached?
 	if (!isset($GLOBALS[__FUNCTION__][$timestamp])) {
 		// null is time()
@@ -1440,7 +1463,7 @@ function getMinute ($timestamp = null) {
 	return $GLOBALS[__FUNCTION__][$timestamp];
 }
 
-// Checks wether the title decoration is enabled
+// Checks whether the title decoration is enabled
 function isTitleDecorationEnabled () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -1452,7 +1475,7 @@ function isTitleDecorationEnabled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether filter usage updates are enabled (expensive queries!)
+// Checks whether filter usage updates are enabled (expensive queries!)
 function isFilterUsageUpdateEnabled () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -1464,7 +1487,7 @@ function isFilterUsageUpdateEnabled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether debugging of weekly resets is enabled
+// Checks whether debugging of weekly resets is enabled
 function isWeeklyResetDebugEnabled () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -1476,7 +1499,7 @@ function isWeeklyResetDebugEnabled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether debugging of monthly resets is enabled
+// Checks whether debugging of monthly resets is enabled
 function isMonthlyResetDebugEnabled () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -1488,7 +1511,7 @@ function isMonthlyResetDebugEnabled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether displaying of debug SQLs are enabled
+// Checks whether displaying of debug SQLs are enabled
 function isDisplayDebugSqlEnabled () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -1500,7 +1523,7 @@ function isDisplayDebugSqlEnabled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether module title is enabled
+// Checks whether module title is enabled
 function isModuleTitleEnabled () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -1512,7 +1535,7 @@ function isModuleTitleEnabled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether what title is enabled
+// Checks whether what title is enabled
 function isWhatTitleEnabled () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -1524,19 +1547,19 @@ function isWhatTitleEnabled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether stats are enabled
-function ifStatsAreEnabled () {
+// Checks whether stats are enabled
+function ifInternalStatsEnabled () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
 		// Then determine it
-		$GLOBALS[__FUNCTION__] = (getConfig('stats_enabled') == 'Y');
+		$GLOBALS[__FUNCTION__] = (getConfig('internal_stats') == 'Y');
 	} // END - if
 
 	// Return cached value
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether admin-notification of certain user actions is enabled
+// Checks whether admin-notification of certain user actions is enabled
 function isAdminNotificationEnabled () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -1548,8 +1571,8 @@ function isAdminNotificationEnabled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether random referal id selection is enabled
-function isRandomReferalIdEnabled () {
+// Checks whether random referral id selection is enabled
+function isRandomReferralIdEnabled () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
 		// Determine it
@@ -1572,7 +1595,7 @@ function getDefaultLanguage () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// "Getter" for default referal id
+// "Getter" for default referral id
 function getDefRefid () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -1680,12 +1703,12 @@ function getPrime () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// "Getter" for encrypt_seperator
-function getEncryptSeperator () {
+// "Getter" for encrypt_separator
+function getEncryptSeparator () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
 		// Determine it
-		$GLOBALS[__FUNCTION__] = getConfig('ENCRYPT_SEPERATOR');
+		$GLOBALS[__FUNCTION__] = getConfig('ENCRYPT_SEPARATOR');
 	} // END - if
 
 	// Return cache
@@ -1812,6 +1835,18 @@ function getMtWord2 () {
 	return $GLOBALS[__FUNCTION__];
 }
 
+// "Getter" for mt_word2
+function getMtWord3 () {
+	// Do we have cache?
+	if (!isset($GLOBALS[__FUNCTION__])) {
+		// Determine it
+		$GLOBALS[__FUNCTION__] = getConfig('mt_word3');
+	} // END - if
+
+	// Return cache
+	return $GLOBALS[__FUNCTION__];
+}
+
 // "Getter" for main_title
 function getMainTitle () {
 	// Do we have cache?
@@ -2376,7 +2411,115 @@ function getUrlTlock () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether proxy configuration is used
+// "Getter" for title_left
+function getTitleLeft () {
+	// Do we have cache?
+	if (!isset($GLOBALS[__FUNCTION__])) {
+		// Determine it
+		$GLOBALS[__FUNCTION__] = getConfig('title_left');
+	} // END - if
+
+	// Return cache
+	return $GLOBALS[__FUNCTION__];
+}
+
+// "Getter" for title_right
+function getTitleRight () {
+	// Do we have cache?
+	if (!isset($GLOBALS[__FUNCTION__])) {
+		// Determine it
+		$GLOBALS[__FUNCTION__] = getConfig('title_right');
+	} // END - if
+
+	// Return cache
+	return $GLOBALS[__FUNCTION__];
+}
+
+// "Getter" for title_middle
+function getTitleMiddle () {
+	// Do we have cache?
+	if (!isset($GLOBALS[__FUNCTION__])) {
+		// Determine it
+		$GLOBALS[__FUNCTION__] = getConfig('title_middle');
+	} // END - if
+
+	// Return cache
+	return $GLOBALS[__FUNCTION__];
+}
+
+// Getter for 'check_double_email'
+function getCheckDoubleEmail () {
+	// Is the cache entry set?
+	if (!isset($GLOBALS[__FUNCTION__])) {
+		// No, so determine it
+		$GLOBALS[__FUNCTION__] = getConfig('check_double_email');
+	} // END - if
+
+	// Return cached entry
+	return $GLOBALS[__FUNCTION__];
+}
+
+// Checks whether 'check_double_email' is 'Y'
+function isCheckDoubleEmailEnabled () {
+	// Is the cache entry set?
+	if (!isset($GLOBALS[__FUNCTION__])) {
+		// No, so determine it
+		$GLOBALS[__FUNCTION__] = (getCheckDoubleEmail() == 'Y');
+	} // END - if
+
+	// Return cached entry
+	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 $GLOBALS[__FUNCTION__];
+}
+
+// Getter for 'admin_menu_javascript'
+function getAdminMenuJavascript () {
+	// Is the cache entry set?
+	if (!isset($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 $GLOBALS[__FUNCTION__];
+}
+
+// Checks whether proxy configuration is used
 function isProxyUsed () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -2388,19 +2531,19 @@ function isProxyUsed () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether POST data contains selections
+// Checks whether POST data contains selections
 function ifPostContainsSelections ($element = 'sel') {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__][$element])) {
 		// Determine it
-		$GLOBALS[__FUNCTION__][$element] = ((isPostRequestParameterSet($element)) && (countPostSelection($element) > 0));
+		$GLOBALS[__FUNCTION__][$element] = ((isPostRequestElementSet($element)) && (is_array(postRequestElement($element))) && (countPostSelection($element) > 0));
 	} // END - if
 
 	// Return cache
 	return $GLOBALS[__FUNCTION__][$element];
 }
 
-// Checks wether verbose_sql is Y and returns true/false if so
+// Checks whether verbose_sql is Y and returns true/false if so
 function isVerboseSqlEnabled () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -2426,7 +2569,19 @@ function getTotalPoints ($userid) {
 		$data = runFilterChain('get_total_points', $data);
 
 		// Determine it
-		$GLOBALS[__FUNCTION__][$userid] = $data['points']  - countSumTotalData($userid, 'user_data', 'used_points');
+		$GLOBALS[__FUNCTION__][$userid] = $data['points']  - getUserUsedPoints($userid);
+	} // END - if
+
+	// Return cache
+	return $GLOBALS[__FUNCTION__][$userid];
+}
+
+// Wrapper to get used points for given userid
+function getUserUsedPoints ($userid) {
+	// Do we have cache?
+	if (!isset($GLOBALS[__FUNCTION__][$userid])) {
+		// Determine it
+		$GLOBALS[__FUNCTION__][$userid] = countSumTotalData($userid, 'user_data', 'used_points');
 	} // END - if
 
 	// Return cache
@@ -2445,7 +2600,7 @@ function isUrlBlacklistEnabled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether direct payment is allowed in configuration
+// Checks whether direct payment is allowed in configuration
 function isDirectPaymentEnabled () {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__])) {
@@ -2457,34 +2612,117 @@ function isDirectPaymentEnabled () {
 	return $GLOBALS[__FUNCTION__];
 }
 
+// Checks whether JavaScript-based admin menu is enabled
+function isAdminMenuJavascriptEnabled () {
+	// Do we have 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) {
 	// Do we have cache?
 	if (!isset($GLOBALS[__FUNCTION__][$content['task_type'] . '_' . $content['infos']])) {
 		// Determine it
-		$GLOBALS[__FUNCTION__][$content['task_type'] . '_' . $content['infos']] = (($content['task_type'] == 'EXTENSION') && (isExtensionNameValid($content['infos'])) && (!isExtensionInstalled($content['infos'])));
+		$GLOBALS[__FUNCTION__][$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']];
 }
 
+// Getter for 'mt_start'
+function getMtStart () {
+	// Is the cache entry set?
+	if (!isset($GLOBALS[__FUNCTION__])) {
+		// No, so determine it
+		$GLOBALS[__FUNCTION__] = getConfig('mt_start');
+	} // END - if
+
+	// Return cached entry
+	return $GLOBALS[__FUNCTION__];
+}
+
+// Checks whether ALLOW_TESTER_ACCOUNTS is set
+function ifTesterAccountsAllowed () {
+	// Is the cache entry set?
+	if (!isset($GLOBALS[__FUNCTION__])) {
+		// No, so determine it
+		$GLOBALS[__FUNCTION__] = ((isConfigEntrySet('ALLOW_TESTER_ACCOUNTS')) && (getConfig('ALLOW_TESTER_ACCOUNTS') == 'Y'));
+	} // END - if
+
+	// Return cached entry
+	return $GLOBALS[__FUNCTION__];
+}
+
 // Wrapper to check if output mode is CSS
 function isCssOutputMode () {
-	// Determine it
-	return (getScriptOutputMode() == 1);
+	// Is cache set?
+	if (!isset($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 () {
-	// Determine it
-	return (getScriptOutputMode() == 0);
+	// 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 () {
-	// Determine it
-	return (getScriptOutputMode() == -1);
+	// 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
@@ -2510,8 +2748,8 @@ function ifUserPointsLocked ($userid) {
 // Appends a line to an existing file or creates it instantly with given content.
 // This function does always add a new-line character to every line.
 function appendLineToFile ($file, $line) {
-	$fp = fopen($file, 'a') or debug_report_bug(__FUNCTION__, __LINE__, 'Cannot write to file ' . basename($file) . '!');
-	fwrite($fp, $line . "\n");
+	$fp = fopen($file, 'a') or reportBug(__FUNCTION__, __LINE__, 'Cannot write to file ' . basename($file) . '!');
+	fwrite($fp, $line . chr(10));
 	fclose($fp);
 }
 
@@ -2547,10 +2785,10 @@ function createConfigurationTimeSelections ($configEntry, $stamps, $align = 'cen
 // Shortens converting of German comma to Computer's version in POST data
 function convertCommaToDotInPostData ($postEntry) {
 	// Read and convert given entry
-	$postValue = convertCommaToDot(postRequestParameter($postEntry));
+	$postValue = convertCommaToDot(postRequestElement($postEntry));
 
 	// ... and set it again
-	setPostRequestParameter($postEntry, $postValue);
+	setPostRequestElement($postEntry, $postValue);
 }
 
 // Converts German commas to Computer's version in all entries
@@ -2558,7 +2796,7 @@ function convertCommaToDotInPostDataArray ($postEntries) {
 	// Replace german decimal comma with computer decimal dot
 	foreach ($postEntries as $entry) {
 		// Is the entry there?
-		if (isPostRequestParameterSet($entry)) {
+		if (isPostRequestElementSet($entry)) {
 			// Then convert it
 			convertCommaToDotInPostData($entry);
 		} // END - if
@@ -2575,22 +2813,63 @@ function convertCommaToDotInPostDataArray ($postEntries) {
  * @link	http://de.php.net/manual/en/function.floatval.php#92563
  */
 function parseFloat ($floatString){
-    $LocaleInfo = localeconv();
-    $floatString = str_replace($LocaleInfo['mon_thousands_sep'] , '', $floatString);
-    $floatString = str_replace($LocaleInfo['mon_decimal_point'] , '.', $floatString);
-    return floatval($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	$valur		Value to look for
+ * @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) {
+	// Init array result
+	$results = array();
+
+	// Is $array really an array?
+	if (is_array($array)) {
+		// Does key and value match?
+		if (isset($array[$key]) && $array[$key] == $value) {
+			// Then add it as result
+			$results[] = $array;
+		} // END - if
+
+		// Search for whole array
+		foreach ($array as $subArray) {
+			// Search recursive and merge again
+			$results = merge_array($results, search_array($subArray, $key, $value));
+		} // END - foreach
+	} // END - if
+
+	// Return resulting array
+	return $results;
 }
 
 // Generates a YES/NO option list from given default
-function generateYesNoOptionList ($configEntry = '') {
+function generateYesNoOptions ($defaultValue = '') {
 	// Generate it
-	return generateOptionList('/ARRAY/', array('Y', 'N'), array('{--YES--}', '{--NO--}'), $configEntry);
+	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, ' AND `receive_mails` > 0' . runFilterChain('exclude_users', $mode));
+	$numRows = countSumTotalData('CONFIRMED', 'user_data', 'userid', 'status', true, runFilterChain('user_exclusion_sql', ' AND `receive_mails` > 0' . runFilterChain('exclude_users', $mode)));
 
 	// Return value
 	return $numRows;
@@ -2608,31 +2887,259 @@ function getTotalUnconfirmedMails ($userid) {
 	return $GLOBALS[__FUNCTION__][$userid];
 }
 
-//-----------------------------------------------------------------------------
-//                        Configuration wrapper
-//-----------------------------------------------------------------------------
+// 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__];
+}
 
-// Getter for 'check_double_email'
-function getCheckDoubleEmail () {
-	// Is the cache entry set?
+/**
+ * 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__])) {
-		// No, so determine it
-		$GLOBALS[__FUNCTION__] = getConfig('check_double_email');
+		// 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 cached entry
+	// Return cache
 	return $GLOBALS[__FUNCTION__];
 }
 
-// Checks wether 'check_double_email' is 'Y'
-function isCheckDoubleEmailEnabled () {
-	// Is the cache entry set?
+// "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 $what;
+}
+
+// Fills (prepend) a string with zeros. This function has been taken from user comments at de.php.net/str_pad
+function prependZeros ($mStretch, $length = 2) {
+	// Return prepended string
+	return sprintf('%0' . (int) $length . 's', $mStretch);
+}
+
+// Wraps convertSelectionsToEpocheTime()
+function convertSelectionsToEpocheTimeInPostData ($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, $level = NULL) {
+	// Do we have cache?
+	if (!isset($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) . ']=' . $level . ' - ENTERED!');
+	// Do we have cache?
+	if (!isset($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__])) {
-		// No, so determine it
-		$GLOBALS[__FUNCTION__] = (getCheckDoubleEmail() == 'Y');
+		// Determine it
+		$GLOBALS[__FUNCTION__] = ((!isCssOutputMode()) && (isDebugModeEnabled()) && (isSqlDebuggingEnabled()));
 	} // END - if
 
-	// Return cached entry
+	// Return cache
 	return $GLOBALS[__FUNCTION__];
 }