X-Git-Url: https://git.mxchange.org/?p=mailer.git;a=blobdiff_plain;f=inc%2Fwrapper-functions.php;h=8e7ae4c14e8c415e0d501d64beb44129b1d0a966;hp=b76f513d39a06a91a60111ec4535c8be4051ab0b;hb=19b197c32c96ce8eea26561fb7b40e87c57716ae;hpb=f2736bc6457140146890877d992be862a78b259f diff --git a/inc/wrapper-functions.php b/inc/wrapper-functions.php index b76f513d39..8e7ae4c14e 100644 --- a/inc/wrapper-functions.php +++ b/inc/wrapper-functions.php @@ -1,7 +1,7 @@ 0) && (!ob_end_clean())) { // Failed! debug_report_bug(__FUNCTION__.': Failed to clean output buffer.'); } // END - if @@ -137,25 +137,10 @@ function decodeString ($str, $decompress = true) { return $str; } -// Smartly adds slashes -function smartAddSlashes ($unquoted) { - // Do we have cache? - if (!isset($GLOBALS['smart_addslashes'][$unquoted])) { - // Remove slashe - $unquoted = str_replace("\\", '', $unquoted); - - // Put it in cache and add slashes - $GLOBALS['smart_addslashes'][$unquoted] = addslashes($unquoted); - } // END - if - - // Return result - return $GLOBALS['smart_addslashes'][$unquoted]; -} - // Decode entities in a nicer way -function decodeEntities ($str) { +function decodeEntities ($str, $quote = ENT_NOQUOTES) { // Decode the entities to UTF-8 now - $decodedString = html_entity_decode($str, ENT_NOQUOTES, 'UTF-8'); + $decodedString = html_entity_decode($str, $quote, 'UTF-8'); // Return decoded string return $decodedString; @@ -166,13 +151,13 @@ function merge_array ($array1, $array2) { // Are both an array? if ((!is_array($array1)) && (!is_array($array2))) { // Both are not arrays - debug_report_bug(__FUNCTION__ . ': No arrays provided!'); + debug_report_bug(__FUNCTION__, __LINE__, 'No arrays provided!'); } elseif (!is_array($array1)) { // Left one is not an array - debug_report_bug(sprintf("[%s:%s] array1 is not an array. array != %s", __FUNCTION__, __LINE__, gettype($array1))); + debug_report_bug(__FILE__, __LINE__, sprintf("array1 is not an array. array != %s", gettype($array1))); } elseif (!is_array($array2)) { // Right one is not an array - debug_report_bug(sprintf("[%s:%s] array2 is not an array. array != %s", __FUNCTION__, __LINE__, gettype($array2))); + debug_report_bug(__FILE__, __LINE__, sprintf("array2 is not an array. array != %s", gettype($array2))); } // Merge all together @@ -185,7 +170,13 @@ function isFileReadable ($FQFN) { if (!isset($GLOBALS['file_readable'][$FQFN])) { // Check all... $GLOBALS['file_readable'][$FQFN] = ((file_exists($FQFN)) && (is_file($FQFN)) && (is_readable($FQFN))); - } // END - if + + // Debug message + //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'file=' . basename($FQFN) . ' - CHECK! (' . intval($GLOBALS['file_readable'][$FQFN]) . ')'); + } else { + // Cache used + //* DEBUG: */ logDebugMessage(__FUNCTION__, __LINE__, 'file=' . basename($FQFN) . ' - CACHE! (' . intval($GLOBALS['file_readable'][$FQFN]) . ')'); + } // Return result return $GLOBALS['file_readable'][$FQFN]; @@ -237,12 +228,12 @@ function detectRemoteHostname () { } // "Getter" for user agent -function detectUserAgent () { +function detectUserAgent ($alwaysReal = false) { // Get remote ip from environment $userAgent = getenv('HTTP_USER_AGENT'); // Is removeip installed? - if (isExtensionActive('removeip')) { + if ((isExtensionActive('removeip')) && ($alwaysReal === false)) { // Then anonymize it $userAgent = getAnonymousUserAgent($userAgent); } // END - if @@ -266,16 +257,33 @@ function detectReferer () { return $referer; } +// "Getter" for request URI +function detectRequestUri () { + // Return it + return (getenv('REQUEST_URI')); +} + +// "Getter" for query string +function detectQueryString () { + return str_replace('&', '&', (getenv('QUERY_STRING'))); +} + +// "Getter" for SERVER_NAME +function detectServerName () { + // Return it + return (getenv('SERVER_NAME')); +} + // Check wether we are installing function isInstalling () { // Determine wether we are installing - if (!isset($GLOBALS['mxchange_installing'])) { + if (!isset($GLOBALS['mailer_installing'])) { // Check URL (css.php/js.php need this) - $GLOBALS['mxchange_installing'] = isGetRequestElementSet('installing'); + $GLOBALS['mailer_installing'] = isGetRequestParameterSet('installing'); } // END - if // Return result - return $GLOBALS['mxchange_installing']; + return $GLOBALS['mailer_installing']; } // Check wether this script is installed @@ -318,7 +326,14 @@ function isInstalled () { // Check wether an admin is registered function isAdminRegistered () { - return ((isConfigEntrySet('ADMIN_REGISTERED')) && (getConfig('ADMIN_REGISTERED') == 'Y')); + // Is cache set? + if (!isset($GLOBALS['is_admin_registered'])) { + // Simply check it + $GLOBALS['is_admin_registered'] = ((isConfigEntrySet('ADMIN_REGISTERED')) && (getConfig('ADMIN_REGISTERED') == 'Y')); + } // END - if + + // Return it + return $GLOBALS['is_admin_registered']; } // Checks wether the reset mode is active @@ -329,14 +344,38 @@ function isResetModeEnabled () { // Checks wether the debug mode is enabled function isDebugModeEnabled () { - // Simply check it - return ((isConfigEntrySet('DEBUG_MODE')) && (getConfig('DEBUG_MODE') == 'Y')); + // Is cache set? + if (!isset($GLOBALS['is_debugmode_enabled'])) { + // Simply check it + $GLOBALS['is_debugmode_enabled'] = ((isConfigEntrySet('DEBUG_MODE')) && (getConfig('DEBUG_MODE') == 'Y')); + } // END - if + + // Return it + return $GLOBALS['is_debugmode_enabled']; +} + +// Checks wether SQL debugging is enabled +function isSqlDebuggingEnabled () { + // Is cache set? + if (!isset($GLOBALS['is_sql_debug_enabled'])) { + // Determine if SQL debugging is enabled + $GLOBALS['is_sql_debug_enabled'] = ((isConfigEntrySet('DEBUG_SQL')) && (getConfig('DEBUG_SQL') == 'Y')); + } // END - if + + // Return it + return $GLOBALS['is_sql_debug_enabled']; } // Checks wether we shall debug regular expressions -function isDebugRegExpressionEnabled () { - // Simply check it - return ((isConfigEntrySet('DEBUG_REGEX')) && (getConfig('DEBUG_REGEX') == 'Y')); +function isDebugRegularExpressionEnabled () { + // Is cache set? + if (!isset($GLOBALS['is_regular_exp_debug_enabled'])) { + // Simply check it + $GLOBALS['is_regular_exp_debug_enabled'] = ((isConfigEntrySet('DEBUG_REGEX')) && (getConfig('DEBUG_REGEX') == 'Y')); + } // END - if + + // Return it + return $GLOBALS['is_regular_exp_debug_enabled']; } // Checks wether the cache instance is valid @@ -354,19 +393,19 @@ function copyFileVerified ($source, $dest, $chmod = '') { // Is the source file there? if (!isFileReadable($source)) { // Then abort here - debug_report_bug('Cannot read from source file ' . basename($source) . '.'); + debug_report_bug(__FUNCTION__, __LINE__, 'Cannot read from source file ' . basename($source) . '.'); } // END - if // Is the target directory there? if (!isDirectory(dirname($dest))) { // Then abort here - debug_report_bug('Cannot find directory ' . str_replace(getConfig('PATH'), '', dirname($dest)) . '.'); + debug_report_bug(__FUNCTION__, __LINE__, 'Cannot find directory ' . str_replace(getConfig('PATH'), '', dirname($dest)) . '.'); } // END - if // Now try to copy it if (!copy($source, $dest)) { // Something went wrong - debug_report_bug('copy() has failed to copy the file.'); + debug_report_bug(__FUNCTION__, __LINE__, 'copy() has failed to copy the file.'); } else { // Reset cache $GLOBALS['file_readable'][$dest] = true; @@ -388,14 +427,28 @@ function copyFileVerified ($source, $dest, $chmod = '') { // Wrapper function for header() // Send a header but checks before if we can do so function sendHeader ($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('Headers already sent!'); + debug_report_bug(__FUNCTION__, __LINE__, 'Headers already sent!'); } // END - if - // Send the header - header(trim($header)); + // Flush all headers if found + if ((isset($GLOBALS['header'])) && (is_array($GLOBALS['header']))) { + foreach ($GLOBALS['header'] as $header) { + header($header); + } // END - foreach + } // END - if + + // Mark them as flushed + $GLOBALS['header'] = array(); } // Wrapper function for chmod() @@ -404,7 +457,7 @@ function changeMode ($FQFN, $mode) { // Is the file/directory there? if ((!isFileReadable($FQFN)) && (!isDirectory($FQFN))) { // Neither, so abort here - debug_report_bug('Cannot chmod() on ' . basename($FQFN) . '.'); + debug_report_bug(__FUNCTION__, __LINE__, 'Cannot chmod() on ' . basename($FQFN) . '.'); } // END - if // Try to set them @@ -428,8 +481,15 @@ function removeFile ($FQFN) { } // Wrapper for $_POST['sel'] -function countPostSelection () { - return countSelection(postRequestElement('sel')); +function countPostSelection ($element = 'sel') { + // Is it set? + if (isPostRequestParameterSet($element)) { + // Return counted elements + return countSelection(postRequestParameter($element)); + } else { + // Return zero if not found + return 0; + } } // Checks wether the config-local.php is loaded @@ -443,15 +503,15 @@ function isNicknameUsed ($userid) { $isUsed = false; // Is the cache there - if (isset($GLOBALS['cache_probe_nicknames'][$userid])) { + if (isset($GLOBALS['is_nickname_used'][$userid])) { // Then use it - $isUsed = $GLOBALS['cache_probe_nicknames'][$userid]; + $isUsed = $GLOBALS['is_nickname_used'][$userid]; } else { // Determine it - $isUsed = ((isExtensionActive('nickname')) && (('' . round($userid) . '') != $userid)); + $isUsed = (('' . round($userid) . '') != $userid); // And write it to the cache - $GLOBALS['cache_probe_nicknames'][$userid] = $isUsed; + $GLOBALS['is_nickname_used'][$userid] = $isUsed; } // Return the result @@ -490,12 +550,12 @@ function setWhatFromConfig ($configEntry) { // Checks wether what is set and optionally aborts on miss function isWhatSet ($strict = false) { // Check for it - $isset = (isset($GLOBALS['what'])); + $isset = isset($GLOBALS['what']); // Should we abort here? if (($strict === true) && ($isset === false)) { // Output backtrace - debug_report_bug('what is empty.'); + debug_report_bug(__FUNCTION__, __LINE__, 'what is empty.'); } // END - if // Return it @@ -503,12 +563,12 @@ function isWhatSet ($strict = false) { } // Getter for 'action' value -function getAction () { +function getAction ($strict = true) { // Default is null $action = null; // Is the value set? - if (isActionSet(true)) { + if (isActionSet(($strict) && (getOutputMode() == 0))) { // Then use it $action = $GLOBALS['action']; } // END - if @@ -525,12 +585,12 @@ function setAction ($newAction) { // Checks wether action is set and optionally aborts on miss function isActionSet ($strict = false) { // Check for it - $isset = (isset($GLOBALS['action'])); + $isset = ((isset($GLOBALS['action'])) && (!empty($GLOBALS['action']))); // Should we abort here? if (($strict === true) && ($isset === false)) { // Output backtrace - debug_report_bug('action is empty.'); + debug_report_bug(__FUNCTION__, __LINE__, 'action is empty.'); } // END - if // Return it @@ -566,14 +626,11 @@ function isModuleSet ($strict = false) { // Should we abort here? if (($strict === true) && ($isset === false)) { // Output backtrace - print 'Module not set!
';
-		debug_print_backtrace();
-		die('= $version));
+	} else {
+		// Cache hits should be incremented twice
+		incrementStatsEntry('cache_hits', 2);
+	}
+
 	// Return it
-	//* DEBUG: */ print __FUNCTION__.':'.$ext_name.'=>'.$version.'
';
-	return ((isExtensionInstalled($ext_name)) && (getExtensionVersion($ext_name) >= $version));
+	//* DEBUG: */ debugOutput(__FUNCTION__.':'.$ext_name.'=>'.$version.':'.intval($GLOBALS['ext_installed_newer'][$ext_name][$version]));
+	return $GLOBALS['ext_installed_newer'][$ext_name][$version];
 }
 
 // Wrapper function for checking if extension is installed and older than given version
 function isExtensionInstalledAndOlder ($ext_name, $version) {
+	// Is an cache entry found?
+	if (!isset($GLOBALS['ext_installed_older'][$ext_name][$version])) {
+		$GLOBALS['ext_installed_older'][$ext_name][$version] = ((isExtensionInstalled($ext_name)) && (isExtensionOlder($ext_name, $version)));
+	} else {
+		// Cache hits should be incremented twice
+		incrementStatsEntry('cache_hits', 2);
+	}
+
 	// Return it
-	//* DEBUG: */ print __FUNCTION__.':'.$ext_name.'<'.$version.'
';
-	return ((isExtensionInstalled($ext_name)) && (isExtensionOlder($ext_name, $version)));
+	//* DEBUG: */ debugOutput(__FUNCTION__.':'.$ext_name.'<'.$version.':'.intval($GLOBALS['ext_installed_older'][$ext_name][$version]));
+	return $GLOBALS['ext_installed_older'][$ext_name][$version];
 }
 
 // Set username
@@ -664,6 +748,13 @@ function setUsername ($userName) {
 
 // Get username
 function getUsername () {
+	// User name set?
+	if (!isset($GLOBALS['username'])) {
+		// No, so it has to be a guest
+		$GLOBALS['username'] = getMessage('USERNAME_GUEST');
+	} // END - if
+
+	// Return it
 	return $GLOBALS['username'];
 }
 
@@ -681,16 +772,14 @@ function isInstallationPhase () {
 
 // Checks wether the extension demo is actuve and the admin login is demo (password needs to be demo, too!)
 function isDemoModeActive () {
-	return ((isExtensionActive('demo')) && (getSession('admin_login') == 'demo'));
-}
-
-// Wrapper function to redirect to de-refered URL
-function redirectToDereferedUrl ($URL) {
-	// De-refer the URL
-	$URL = generateDerefererUrl($URL);
+	// Is cache set?
+	if (!isset($GLOBALS['demo_mode_active'])) {
+		// Simply check it
+		$GLOBALS['demo_mode_active'] = ((isExtensionActive('demo')) && (getSession('admin_login') == 'demo'));
+	} // END - if
 
-	// Redirect to to
-	redirectToUrl($URL);
+	// Return it
+	return $GLOBALS['demo_mode_active'];
 }
 
 // Getter for PHP caching value
@@ -700,6 +789,28 @@ function getPhpCaching () {
 
 // Checks wether the admin hash is set
 function isAdminHashSet ($admin) {
+	/**
+	 * @TODO Do we really need this check? If yes, try to fix this:
+	 * 1.:functions.php:2504, debug_get_mailable_backtrace(0)
+	 * 2.:wrapper-functions.php:744, debug_report_bug(1)
+	 * 3.:mysql-manager.php:728, isAdminHashSet(1)
+	 * 4.:filters.php:384, isAdmin(0)
+	 * 5.:debug_get_mailable_backtrace:2457, FILTER_DETERMINE_USERNAME(1)
+	 * 6.:filter-functions.php:280, call_user_func_array(2)
+	 * 7.:load_cache.php:74, runFilterChain(1)
+	 * 8.:inc-functions.php:131, include(1)
+	 * 9.:inc-functions.php:145, loadInclude(1)
+	 * 10.:mysql-connect.php:104, loadIncludeOnce(1)
+	 * 11.:inc-functions.php:131, include(1)
+	 * 12.:inc-functions.php:145, loadInclude(1)
+	 * 13.:config-global.php:106, loadIncludeOnce(1)
+	 * 14.:js.php:57, require(1)
+	 */
+	if (!isset($GLOBALS['cache_array']['admin'])) {
+		debug_report_bug(__FUNCTION__, __LINE__, 'Cache not set.');
+	} // END - if
+
+	// Check for admin hash
 	return isset($GLOBALS['cache_array']['admin']['password'][$admin]);
 }
 
@@ -708,5 +819,247 @@ function setAdminHash ($admin, $hash) {
 	$GLOBALS['cache_array']['admin']['password'][$admin] = $hash;
 }
 
+// Init user data array
+function initUserData () {
+	// User id should not be zero
+	if (getCurrentUserId() < 1) debug_report_bug(__FUNCTION__.': User id is zero.');
+
+	// Init the user
+	$GLOBALS['user_data'][getCurrentUserId()] = array();
+}
+
+// Getter for user data
+function getUserData ($column) {
+	// User id should not be zero
+	if (getCurrentUserId() < 1) debug_report_bug(__FUNCTION__.': User id is zero.');
+
+	// Return the value
+	return $GLOBALS['user_data'][getCurrentUserId()][$column];
+}
+
+// Geter for whole user data array
+function getUserDataArray () {
+	// Get user id
+	$uid = getCurrentUserId();
+
+	// User id should not be zero
+	if ($uid < 1) debug_report_bug(__FUNCTION__.': User id is zero.');
+
+	// Get the whole array if found
+	if (isset($GLOBALS['user_data'][$uid])) {
+		// Found, so return it
+		return $GLOBALS['user_data'][$uid];
+	} 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()) return false;
+
+	// 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) {
+	// Set userid
+	$GLOBALS['current_userid'] = bigintval($userid);
+
+	// Unset it to re-determine the actual state
+	unset($GLOBALS['is_userdata_valid'][$userid]);
+}
+
+// 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.');
+	} // END - if
+
+	// Return the userid
+	return $GLOBALS['current_userid'];
+}
+
+// Checks if current userid is set
+function isCurrentUserIdSet () {
+	return ((isset($GLOBALS['current_userid'])) && ($GLOBALS['current_userid'] > 0));
+}
+
+// Checks wether we are debugging template cache
+function isDebuggingTemplateCache () {
+	return (getConfig('DEBUG_TEMPLATE_CACHE') == 'Y');
+}
+
+// Wrapper for fetchUserData() and getUserData() calls
+function getFetchedUserData ($keyColumn, $userid, $valueColumn) {
+	// Is it cached?
+	if (!isset($GLOBALS['user_data_cache'][$userid][$keyColumn][$valueColumn])) {
+		// Default is 'guest'
+		$data = getMessage('USERNAME_GUEST');
+
+		// Can we fetch the user data?
+		if (($userid > 0) && (fetchUserData($userid, $keyColumn))) {
+			// Now get the data back
+			$data = getUserData($valueColumn);
+		} // END - if
+
+		// Cache it
+		$GLOBALS['user_data_cache'][$userid][$keyColumn][$valueColumn] = $data;
+	} // END - if
+
+	// Return it
+	return $GLOBALS['user_data_cache'][$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($haystack)));
+}
+
+// Wrapper to check for if fatal errors where detected
+function ifFatalErrorsDetected () {
+	// Just call the inner function
+	return (getTotalFatalErrors() > 0);
+}
+
+// Wrapper until we merged to the EL branch
+function preCompileCode ($code, $template = '', $compiled = false, $full = true, $overwrite = false) {
+	return compileCode($code, false, true, $full);
+}
+
+// Setter for HTTP status
+function setHttpStatus ($status) {
+	$GLOBALS['http_status'] = (string) $status;
+}
+
+// Getter for HTTP status
+function getHttpStatus () {
+	return $GLOBALS['http_status'];
+}
+
+// Setter for 'is_template_html'
+function enableTemplateHtml ($enable = true) {
+	$GLOBALS['is_template_html'] = (bool) $enable;
+}
+
+// Checks wether the template is HTML or not by previously set flag
+// Default: true
+function isTemplateHtml () {
+	// Is the output_mode other than 0 (HTML), then no comments are enabled
+	if (getOutputMode() != 0) {
+		// No HTML
+		return false;
+	} else {
+		// Maybe HTML?
+		return $GLOBALS['is_template_html'];
+	}
+}
+
+/**
+ * Send a HTTP redirect to the browser. This function was taken from DokuWiki
+ * (GNU GPL 2; http://www.dokuwiki.org) and modified to fit into mailer project.
+ *
+ * ----------------------------------------------------------------------------
+ * If you want to redirect, please use redirectToUrl(); instead
+ * ----------------------------------------------------------------------------
+ *
+ * Works arround Microsoft IIS cookie sending bug. Does exit the script.
+ *
+ * @link    http://support.microsoft.com/kb/q176113/
+ * @author  Andreas Gohr 
+ * @access  private
+ */
+function sendRawRedirect ($url) {
+	// always close the session
+	session_write_close();
+
+	// Revert entity &
+	$url = str_replace('&', '&', $url);
+
+	// check if running on IIS < 6 with CGI-PHP
+	if ((isset($_SERVER['SERVER_SOFTWARE'])) && (isset($_SERVER['GATEWAY_INTERFACE'])) &&
+		(strpos($_SERVER['GATEWAY_INTERFACE'],'CGI') !== false) &&
+		(preg_match('|^Microsoft-IIS/(\d)\.\d$|', trim($_SERVER['SERVER_SOFTWARE']), $matches)) &&
+		($matches[1] < 6)) {
+		// Send the IIS header
+		sendHeader('Refresh: 0;url=' . $url);
+	} else {
+		// Send generic header
+		sendHeader('Location: ' . $url);
+	}
+
+	// Shutdown here
+	shutdown();
+}
+
+// Determines the country of the given user id
+function determineCountry ($userid) {
+	// Default is 'invalid'
+	$country = '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
+		$country = generateCountryInfo($id);
+	} else {
+		// Get raw code from user data
+		$country = getUserData('country');
+	}
+
+	// Return it
+	return $country;
+}
+
+// "Getter" for total confirmed user accounts
+function getTotalConfirmedUser () {
+	// Is it cached?
+	if (!isset($GLOBALS['total_confirmed_users'])) {
+		// Then do it
+		$GLOBALS['total_confirmed_users'] = countSumTotalData('CONFIRMED', 'user_data', 'userid', 'status', true);
+	} // END - if
+
+	// Return cached value
+	return $GLOBALS['total_confirmed_users'];
+}
+
+// Wrapper for writing debug informations to the browser
+function debugOutput ($message) {
+	outputHtml('
' . $message . '
');
+}
+
+// Is given userid valid?
+function isValidUserId ($userid) {
+	// Do we have cache?
+	if (!isset($GLOBALS['is_valid_userid'][$userid])) {
+		// Check it out
+		$GLOBALS['is_valid_userid'][$userid] = ((!is_null($userid)) && (!empty($userid)) && ($userid > 0));
+	} // END - if
+
+	// Return cache
+	return $GLOBALS['is_valid_userid'][$userid];
+}
+
 // [EOF]
 ?>