+ destroyMemberSession();
+ }
+}
+
+// Filter for initializing randomizer
+function FILTER_INIT_RANDOMIZER () {
+ // Only execute this filter if installed
+ if ((!isInstalled()) || (!isExtensionInstalledAndNewer('other', '0.2.5'))) return;
+
+ // Take a prime number which is long (if you know a longer one please try it out!)
+ setConfigEntry('_PRIME', 591623);
+
+ // Calculate "entropy" with the prime number (for code generation)
+ setConfigEntry('_ADD', (getConfig('_PRIME') * getConfig('_PRIME') / (pi() * getConfig('code_length') + 1)));
+
+ // Simply init the randomizer with seed and _ADD value
+ mt_srand(generateSeed() + getConfig('_ADD'));
+}
+
+// Filter for removing updates
+function FILTER_REMOVE_UPDATES ($data) {
+ // Init removal list
+ initExtensionRemovalList();
+
+ // Add the current extension to it
+ addCurrentExtensionToRemovalList();
+
+ // Simply remove it
+ unsetExtensionSqls();
+
+ // Do we need to remove update depency?
+ if (countExtensionUpdateDependencies() > 0) {
+ // Then find all updates we shall no longer execute
+ foreach (getExtensionUpdateDependencies() as $id => $ext_name) {
+ // Shall we remove this update?
+ if (in_array($ext_name, getExtensionRemovalList())) {
+ // Then remove this extension!
+ removeExtensionUpdateDependency($ext_name);
+ } // END - if
+ } // END - foreach
+ } // END - if
+
+ // Return data
+ return $data;
+}
+
+// Determines username for current user state
+function FILTER_DETERMINE_USERNAME () {
+ // Check if logged in
+ if (isMember()) {
+ // Is still logged in so we welcome him with his name
+ if (fetchUserData(getMemberId())) {
+ // Load surname and family's name and build the username
+ $content = getUserDataArray();
+
+ // Prepare username
+ setUsername($content['surname'] . ' ' . $content['family']);
+
+ // Additionally admin?
+ if (isAdmin()) {
+ // Add it
+ setUsername(getUsername() . ' ({--USERNAME_ADMIN_SHORT--})');
+ } // END - if
+ } else {
+ // Hmmm, logged in and no valid userid?
+ setUsername('<em>{--USERNAME_UNKNOWN--}</em>');
+
+ // Destroy session
+ destroyMemberSession();
+ }
+ } elseif (isAdmin()) {
+ // Admin is there
+ setUsername('{--USERNAME_ADMIN--}');
+ } else {
+ // He's a guest, hello there... ;-)
+ setUsername('{--USERNAME_GUEST--}');
+ }
+}
+
+// Filter for compiling config entries
+function FILTER_COMPILE_CONFIG ($code, $compiled = false) {
+ // Save the uncompiled code
+ $uncompiled = $code;
+
+ // Do we have cache?
+ if (!isset($GLOBALS['compiled_config'][$code])) {
+ // Compile {?some_var?} to getConfig('some_var')
+ preg_match_all('/\{\?(([a-zA-Z0-9-_]+)*)\?\}/', $code, $matches);
+
+ // Some entries found?
+ if ((count($matches) > 0) && (count($matches[0]) > 0)) {
+ // Replace all matches
+ foreach ($matches[0] as $key => $match) {
+ // Do we have cache?
+ if (!isset($GLOBALS['compile_config'][$matches[1][$key]])) {
+ // Is the config valid?
+ if (isConfigEntrySet($matches[1][$key])) {
+ // Set it for caching
+ $GLOBALS['compile_config'][$matches[1][$key]] = "\" . getConfig('" . $matches[1][$key] . "') . \"";
+ } elseif (isConfigEntrySet('default_' . strtoupper($matches[1][$key]))) {
+ // Use default value
+ $GLOBALS['compile_config'][$matches[1][$key]] = "\" . getConfig('" . 'DEFAULT_' . strtoupper($matches[1][$key]) . "') . \"";
+ } elseif (isMessageIdValid('DEFAULT_' . strtoupper($matches[1][$key]))) {
+ // No config, try the language system
+ $GLOBALS['compile_config'][$matches[1][$key]] = "\" . getMessage('". 'DEFAULT_' . strtoupper($matches[1][$key]) . "') . \"";
+ } else {
+ // Unhandled!
+ $GLOBALS['compile_config'][$matches[1][$key]] = '!' . $matches[1][$key] . '!';
+ }
+ } // END - if
+
+ // Use this for replacing
+ $code = str_replace($match, $GLOBALS['compile_config'][$matches[1][$key]], $code);
+ //* DEBUG: */ if (($match == '{?URL?}') && (strlen($code) > 10000)) die('<pre>'.secureString($code).'</pre>');
+ } // END - foreach
+ } // END - if
+
+ // Add it to cache
+ $GLOBALS['compiled_config'][$uncompiled] = $code;
+ } // END - if
+
+ // Should we compile it?
+ if ($compiled === true) {
+ // Run the code
+ $eval = "\$GLOBALS['compiled_config'][\$uncompiled] = \"" . $GLOBALS['compiled_config'][$uncompiled] . "\";";
+ //* DEBUG: */ print('<pre>' . str_replace('$', '$', htmlentities($eval)) . '</pre>');
+ eval($eval);
+ } // END - if
+
+ // Return compiled code
+ return $GLOBALS['compiled_config'][$uncompiled];
+}
+
+// Filter for compiling expression code
+function FILTER_COMPILE_EXPRESSION_CODE ($code) {
+ // Compile {%cmd=some_value%} to get expression code snippets
+ // See switch() command below for supported commands
+ preg_match_all('/\{%(([a-zA-Z0-9-_,]+)(=([^\}]+)){0,1})*%\}/', $code, $matches);
+ //* DEBUG: */ print('<pre>'.print_r($matches, true).'</pre>');
+
+ // Default is from OUTPUT_HTML
+ $outputMode = getOutputMode();
+
+ // Some entries found?
+ if ((count($matches) > 0) && (count($matches[3]) > 0)) {
+ // Replace all matches
+ foreach ($matches[2] as $key => $cmd) {
+ // Init replacer/call-back variable
+ $replacer = '';
+ $callback = '';
+ $extraFunction = '';
+
+ // Extract command and call-back
+ $cmdArray = explode(',', $cmd);
+ $cmd = $cmdArray[0];
+ if (isset($cmdArray[1])) $callback = $cmdArray[1];
+ if (isset($cmdArray[2])) $extraFunction = $cmdArray[2];
+
+ // Is the extension installed or code provided?
+ // @TODO This whole switch-block is very static
+ switch ($cmd) {
+ case 'code': // Code asked for
+ $code = str_replace($matches[0][$key], "\" . getCode('" . $matches[4][$key] . "') . \"", $code);
+ break;
+
+ case 'url':
+ // Do we have JS-mode?
+ if (substr($cmd, -2, 2) == 'js') $outputMode = 1;
+
+ // Handle an URL here
+ $replacer = "\" . encodeUrl(\"" . $matches[4][$key] . "\", " . $outputMode . ") . \"";
+
+ // Replace it
+ $code = str_replace($matches[0][$key], $replacer, $code);
+ break;
+
+ case 'server':
+ // This will make 'foo_bar' to detectFooBar()
+ $functionName = "'detect' . implode('', array_map('ucfirst', explode('_', '" . $callback . "')))";
+
+ // Replace it
+ $code = str_replace($matches[0][$key], "\" . call_user_func(" . $functionName . ") . \"", $code);
+ break;
+
+ case 'user':
+ // Use current userid by default
+ $functionName = 'getMemberId()';
+
+ // User-related data, so is there a userid?
+ if (!empty($matches[4][$key])) {
+ // Do we have a userid or $userid?
+ if ($matches[4][$key] == '$userid') {
+ // Use dynamic call
+ $functionName = "getFetchedUserData('userid', \$userid, '" . $callback . "')";
+ } elseif ($matches[4][$key] > 0) {
+ // User data found
+ $functionName = "getFetchedUserData('userid', " . $matches[4][$key] . ", " . $callback . "')";
+ } // END - if
+ } elseif ((!empty($callback)) && (isUserDataValid())) {
+ // "Call-back" alias column for current logged in user's data
+ $functionName = "getUserData('" . $callback . "')";
+ }
+
+ // Do we have another function to run (e.g. translations)
+ if (!empty($extraFunction)) {
+ // Surround the original function call with it
+ $functionName = $extraFunction . '(' . $functionName . ')';
+ } // END - if
+
+ // Now replace the code
+ $code = str_replace($matches[0][$key], "\" . " . $functionName . " . \"", $code);
+ break;
+
+ case 'ext':
+ // Not installed is default
+ $replacer = 'false';
+
+ // Is the extension installed?
+ if (isExtensionInstalled($matches[4][$key])) {
+ // Construct call-back function name
+ $functionName = 'getExtension' . ucfirst(strtolower($callback));
+
+ // Construct call of the function
+ $replacer = "\" . call_user_func_array('" . $functionName . "', array('" . $matches[4][$key] . "', true)) . \"";
+ } // END - if
+
+ // Replace it and insert parameter for GET request
+ $code = str_replace($matches[0][$key], sprintf("&ext=%s&ver=%s&rev=\" . getConfig('CURR_SVN_REVISION') . \"", $matches[4][$key], $replacer), $code);
+ break;
+
+ case 'config': // @TODO FILTER_COMPILE_CONFIG does not handle call-back functions so we handle it here again
+ // Read configuration
+ $configValue = getConfig($matches[4][$key]);
+
+ // Do we have a call-back?
+ if (!empty($callback)) {
+ // Parse it through this function
+ $configValue = call_user_func_array($callback, array($configValue));
+ } // END - if
+
+ // Replace the config entry
+ $code = str_replace($matches[0][$key], $configValue, $code);
+ break;
+
+ case 'filter':
+ // Construct replacement
+ $replacer = "\" . runFilterChain('" . $matches[4][$key] . "') . \"";
+
+ // Run the filter and insert result
+ $code = str_replace($matches[0][$key], $replacer, $code);
+ break;
+
+ default:
+ // Unsupported command detected
+ debug_report_bug('Command=' . $cmd . ', callback=' . $callback . ', extra=' . $extraFunction . ' is unsupported.');
+ break;
+ } // END - switch
+ } // END - foreach
+ } // END - if
+
+ // Do we have non-HTML mode?
+ if ((getOutputMode() != '0') || ($outputMode != '0')) $code = decodeEntities($code);
+
+ // Return compiled code
+ //* DEBUG: */ die('<pre>'.htmlentities($code).'</pre>');
+ return $code;
+}
+
+// Runs some generic filter update steps
+function FILTER_UPDATE_EXTENSION_DATA ($ext_name) {
+ // Create task
+ createExtensionUpdateTask(getCurrentAdminId(), $ext_name, $GLOBALS['update_ver'][$ext_name], SQL_ESCAPE(getExtensionNotes(getExtensionNotes())));
+
+ // Update extension's version
+ SQL_QUERY_ESC("UPDATE `{?_MYSQL_PREFIX?}_extensions` SET `ext_version`='%s' WHERE `ext_name`='%s' LIMIT 1",
+ array($GLOBALS['update_ver'][$ext_name], $ext_name), __FUNCTION__, __LINE__);
+
+ // Remove arrays
+ unsetSqls();
+ unset($GLOBALS['update_ver'][$ext_name]);
+}
+
+// Load more reset scripts
+function FILTER_RUN_RESET_INCLUDES () {
+ // Is the reset set or old sql_patches?
+ if (((!isResetModeEnabled()) || (!isExtensionInstalled('sql_patches'))) && (getOutputMode() == '0')) {
+ // Then abort here
+ debug_report_bug('Cannot run reset! enabled='.intval(isResetModeEnabled()).',ext='.intval(isExtensionInstalled('sql_patches')).' Please report this bug. Thanks');
+ } // END - if
+
+ // Get more daily reset scripts
+ setIncludePool('reset', getArrayFromDirectory('inc/reset/', 'reset_'));
+
+ // Update database
+ if ((!isConfigEntrySet('DEBUG_RESET')) || (getConfig('DEBUG_RESET') != 'Y')) updateConfiguration('last_update', 'UNIX_TIMESTAMP()');
+
+ // Is the config entry set?
+ if (isExtensionInstalledAndNewer('sql_patches', '0.4.2')) {
+ // Create current week mark
+ $currWeek = date('W', time());
+
+ // Has it changed?
+ if ((getConfig('last_week') != $currWeek) || (getConfig('DEBUG_WEEKLY') == 'Y')) {
+ // Include weekly reset scripts
+ mergeIncludePool('reset', getArrayFromDirectory('inc/weekly/', 'weekly_'));
+
+ // Update config
+ if ((isConfigEntrySet('DEBUG_WEEKLY')) && (getConfig('DEBUG_WEEKLY') != 'Y')) updateConfiguration('last_week', $currWeek);
+ } // END - if
+
+ // Create current month mark
+ $currMonth = date('m', time());
+
+ // Has it changed?
+ if ((getConfig('last_month') != $currMonth) || (getConfig('DEBUG_MONTHLY') == 'Y')) {
+ // Include monthly reset scripts
+ mergeIncludePool('reset', getArrayFromDirectory('inc/monthly/', 'monthly_'));
+
+ // Update config
+ if ((isConfigEntrySet('DEBUG_MONTHLY')) && (getConfig('DEBUG_MONTHLY') != 'Y')) updateConfiguration('last_month', $currMonth);
+ } // END - if
+ } // END - if
+
+ // Run the filter
+ runFilterChain('load_includes', 'reset');
+}
+
+// Filter for removing the given extension
+function FILTER_REMOVE_EXTENSION () {
+ // Delete this extension (remember to remove it from your server *before* you click on welcome!
+ SQL_QUERY_ESC("DELETE LOW_PRIORITY FROM `{?_MYSQL_PREFIX?}_extensions` WHERE `ext_name`='%s' LIMIT 1",
+ array(getCurrentExtensionName()), __FUNCTION__, __LINE__);
+
+ // Remove the extension from global cache array as well
+ removeExtensionFromArray();
+
+ // Remove the cache
+ rebuildCacheFile('extension', 'extension');
+}
+
+// Filter for flushing the output
+function FILTER_FLUSH_OUTPUT () {
+ // Simple, he?
+ outputHtml('');
+}
+
+// Prepares an SQL statement part for HTML mail and/or holiday depency
+function FILTER_HTML_INCLUDE_USERS ($mode) {
+ // Exclude no users by default
+ $MORE = '';
+
+ // HTML mail?
+ if ($mode == 'html') $MORE = " AND `html`='Y'";
+ if ((isExtensionActive('holiday')) && (getExtensionVersion('holiday') >= '0.1.3')) {
+ // Add something for the holiday extension
+ $MORE .= " AND `holiday_active`='N'";
+ } // END - if
+
+ // Return result
+ return $MORE;
+}
+
+// Filter for determining what/action/module
+function FILTER_DETERMINE_WHAT_ACTION () {
+ // In installation phase we don't have what/action
+ if (isInstallationPhase()) {
+ // Set both to empty
+ setAction('');
+ setWhat('');
+
+ // Abort here
+ return;
+ } // END - if
+
+ // Get all values
+ if ((getOutputMode() != 1) && (getOutputMode() != -1)) {
+ // Fix module
+ if (!isModuleSet()) {
+ // Is the request element set?
+ if (isGetRequestParameterSet('module')) {
+ // Set module from request
+ setModule(getRequestParameter('module'));
+ } elseif (getOutputMode() == '0') {
+ // Set default module 'index'
+ setModule('index');
+ } else {
+ // Unknown module
+ setModule('unknown');
+ }
+ } // END - if
+
+ // Fix 'what' if not yet set
+ if (!isWhatSet()) setWhat(getWhatFromModule(getModule()));
+
+ // Fix 'action' if not yet set
+ if (!isActionSet()) setAction(getModeAction(getModule(), getWhat()));
+ } else {
+ // Set action/what to empty
+ setAction('');
+ setWhat('');