function shn_main_front_controller()
{
global $global;
global $conf;
$action = $global['action'];
$module = $global['module'];
// check if we should enable database logging....
if (isset($conf['enable_monitor_sql']) && $conf['enable_monitor_sql'] == true) {
$global['db']->LogSQL();
}
// are we streaming PLUS SOAP Services?
if (isset($_REQUEST['wsdl'])) {
shn_main_plus_server();
exit();
}
// is the user confirming an account registration?
if (isset($_REQUEST['register'])) {
shn_main_plus_register();
exit();
}
// are we straming anything else?
if (isset($_REQUEST['stream'])) {
$stream = "_" . $_REQUEST['stream'];
} else {
$stream = null;
}
// check if the appropriate stream library exists
if (array_key_exists('stream', $_REQUEST) && file_exists($global['approot'] . '/inc/lib_stream' . $stream . '.inc')) {
require_once($global['approot'] . '/inc/lib_stream' . $stream . '.inc');
// else revert to the html stream
} else {
if (array_key_exists('stream', $_REQUEST)) {
add_error(_t('The stream requested is not valid.'));
}
require_once($global['approot'] . "/inc/lib_stream_html.inc");
$stream = null;
}
// Redirect the module based on the action performed
// redirect admin functions through the admin module
if (preg_match('/^adm/', $action)) {
$global['effective_module'] = $module = 'admin';
$global['effective_action'] = $action = 'modadmin';
}
// fixes the security vulnerability associated with null characters in the $module string
$module = str_replace("\0", "", $module);
// load stream file if exists...
$module_stream_file = $global['approot'] . 'mod/' . $module . '/stream.inc';
if (file_exists($module_stream_file)) {
include_once($module_stream_file);
}
// identify the correct module file based on action and module
$module_file = $global['approot'] . 'mod/' . $module . '/main.inc';
// check if module exists (modules main.inc)
if (file_exists($module_file)) {
include_once($module_file);
} else {
// default to the home page if the module main does not exist
add_error(_t('The requested module is not installed in Vesuvius'));
$module = 'home';
$action = 'default';
include_once($global['approot'] . 'mod/home/main.inc');
}
// identify the name of the module function based on the action, stream and module
$module_function = 'shn' . $stream . '_' . $module . '_' . $action;
// if function does not exist re-direct
if (!function_exists($module_function)) {
// try to see if there is a generic Xstream function instead
$module_function = 'shn_XST_' . $module . '_' . $action;
if (!function_exists($module_function)) {
// display the error on the relevant stream
if ($stream == null) {
add_error(_t('The action requested is not available'));
$module_function = 'shn_' . $module . '_default';
} else {
// if this does not exist display the error in the html homepage
add_error(_t('This action does not support the stream type.'));
$module_function = "display_errors"; // just display the errors
}
}
}
// list of exceptions generated by calling the function.
$global['exception_list'] = array();
// initialize stream based on selected steam POST value this includes the inclusion of various sections in XHTML including the HTTP header,content header, menubar, login
shn_stream_init();
if ($stream == null) {
if ((($global['action'] == 'signup2') || ($global['action'] == 'signup') || ($global['action'] == 'forgotPassword') || ($global['action'] == 'loginForm')) && ($global['module'] = 'pref')) {
if (shn_acl_is_signup_enabled()) {
$module_function();
}
} else {
// if not a self-signup action
$allowed_mods = shn_get_allowed_mods_current_user();
// check if requested module is within users allowed modules
$res = array_search($module, $allowed_mods, false);
if (false !== $res) {
if (shn_acl_check_perms($module, $module_function) == ALLOWED) {
// check if the user just logged in.... request_time = session expiry, if so, great them! :)
$q = "
SELECT count(*)
FROM sessions
WHERE expiry = '" . mysql_real_escape_string($_SERVER['REQUEST_TIME']) . "';
";
$result = $global['db']->Execute($q);
//if($result === false) { daoErrorLog(__FILE__, __LINE__, __METHOD__, __CLASS__, __FUNCTION__, $global['db']->ErrorMsg(), "getEventListUser 1"); }
if ($result->fields["count(*)"] == '1') {
add_confirmation("Login successful");
}
$module_function();
} else {
shn_error_display_restricted_access();
}
} else {
shn_error_display_restricted_access();
}
}
} else {
// if the steam is not HTML
$allowed_mods = shn_get_allowed_mods_current_user();
// check if requested module is within users allowed modules
$res = array_search($module, $allowed_mods, false);
// hack for messaging module receive function
$res = ($stream = 'text' & $action = 'receive_message') ? true : $res;
if (false !== $res) {
if (shn_acl_check_perms($module, $module_function) == ALLOWED) {
$module_function();
} else {
add_error(shn_error_get_restricted_access_message());
}
} else {
add_error(shn_error_get_restricted_access_message());
}
}
// close up the stream. In HTML send the footer
shn_stream_close();
}
function shn_main_front_controller()
{
global $global, $APPROOT, $conf;
$action = $global['action'];
$module = $global['module'];
// define which stream library to use base on POST "stream"
if (isset($_REQUEST['stream']) && file_exists($APPROOT . "/inc/lib_stream_{$_REQUEST['stream']}.inc")) {
require_once $APPROOT . "/inc/lib_stream_{$_REQUEST['stream']}.inc";
$stream_ = $_REQUEST['stream'] . "_";
} else {
// default to the HTML stream
require_once $APPROOT . "/inc/lib_stream_html.inc";
$stream_ = null;
}
// Redirect the module based on the action performed
// redirect admin functions through the admin module
if (preg_match('/^adm/', $action)) {
$global['effective_module'] = $module = 'admin';
$global['effective_action'] = $action = 'modadmin';
}
// the orignal module and action is stored in $global
// This is a redirect for the report action
if (preg_match('/^rpt/', $action)) {
$global['effective_module'] = $module = 'rs';
$global['effective_action'] = $action = 'modreports';
}
// check the users access permissions for this action
$module_function = 'shn_' . $stream_ . $module . '_' . $action;
// fixes the security vulnerability associated with null characters in the $module string
$module = str_replace("", "", $module);
// include the correct module file based on action and module
$module_file = $APPROOT . 'mod/' . $module . '/main.inc';
// default to the home page if the module main does not exist
if (file_exists($module_file)) {
include $module_file;
} else {
include $APPROOT . 'mod/home/main.inc';
}
// stream (XHTML, XML, TEXT, etc) initialization
// this includes the inclusion of various sections in XHTML including the HTTP header,
// content header, menubar, login
shn_stream_init();
if (isset($_SESSION['first_time_run']) && $_SESSION['first_time_run'] == true) {
$_SESSION['first_time_run'] = false;
include_once $APPROOT . 'mod/home/main.inc';
// first time welcome view.
// the first time flag will be cleared inside the method.
shn_home_welcome();
} else {
// default behavior
// compose and call the relevant module function
if (!function_exists($module_function)) {
$module_function = 'shn_' . $stream_ . $module . '_default';
}
$_SESSION['last_module'] = $module;
$_SESSION['last_action'] = $action;
if ($stream_ == null) {
if (($global['action'] == 'signup_cr' or $global['action'] == 'signup') && ($global['module'] = "pref")) {
$acl = shn_acl_is_signup_enabled();
if ($acl == true) {
$module_function();
} else {
}
} else {
$mods = shn_get_allowed_mods_current_user();
$res = array_search($module, $mods, false);
if (FALSE !== $res) {
if (shn_acl_check_perms($module, $module_function) == ALLOWED) {
$module_function();
} else {
//shn_error_display_restricted_access();
}
} else {
shn_error_display_restricted_access();
}
}
} else {
$stream_acl_funct = 'shn_' . $stream_ . 'check_perms';
if ($stream_acl_funct() == ALLOWED) {
$module_function();
} else {
}
}
}
// close up the stream. In HTML send the footer
shn_stream_close();
}
