*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @author: Thomas Urban
*/
namespace de\toxa\txf;
// always disable notices
error_reporting(error_reporting() & ~E_NOTICE);
include_once dirname(__FILE__) . '/classes/txf.php';
if (!txf::hasCurrent()) {
txf::setContextMode(txf::CTXMODE_REWRITTEN);
txf::select(new txf());
view::init();
}
*
* Requests may be redirected here either by using rewrite capabilities of web
* server or using requests including this script such as
*
* <your-site>/run.php/appname/script.php
*
* which is then processing request for script "script.php" of application
* "appname".
*
* @author Thomas Urban
*
*/
try {
include 'rewritten.php';
// get application actually requested
$application = txf::getContext()->application;
// get script of application actually requested
$script = path::glue($application->pathname, $application->script);
// change to that folder for supporting homogenic use of relative pathnames
chdir(dirname($script));
// include selected script
include_once $script;
// due to disabled shutdown handler we are required to call related handler manually
view::current()->onShutdown();
} catch (http_exception $e) {
header($e->getResponse());
view::variable('exception', $e);
view::addBodyClass('exception');
view::addBodyClass('http-exception');
$data = variable_space::create('reason', $e);
try {
/**
* Compiles URL addressing selected script of current application.
*
* @param string $scriptName pathname of script relative to application folder
* @param array $parameters set of parameters to pass in query
* @param mixed $selector first of multiple optional selectors to include
* @return string URL of addressed script including optional parameters
*/
public function scriptURL($scriptName, $parameters = array(), $selector = null)
{
if (!is_array($parameters)) {
throw new \InvalidArgumentException('parameters must be array');
}
if (substr($scriptName, -4) == '.php') {
$scriptName = substr($scriptName, 0, -4);
}
$selectors = func_get_args();
$selectors = array_slice($selectors, 2);
if (count($selectors) == 1 && is_array($selectors[0])) {
$selectors = array_shift($selectors);
}
$selectors = implode('/', array_map(function ($selector) {
return rawurlencode($selector);
}, $selectors));
switch (txf::getContextMode()) {
case txf::CTXMODE_NORMAL:
default:
$url = path::glue($this->url, $scriptName, $selectors);
break;
case txf::CTXMODE_REWRITTEN:
$proxy = $this->usedProxy === true ? '' : $this->usedProxy;
if ($this->gotNameFromEnvironment) {
$url = path::glue($this->context->url, $proxy, $scriptName, $selectors);
} else {
$url = path::glue($this->context->url, $proxy, $this->name, $scriptName, $selectors);
}
break;
}
return $url . (count($parameters) ? '?' . http_build_query($parameters) : '');
}
public static final function getScopeParameter(&$domain, &$path)
{
// process focus selection
$focus = config::get('session.focus', 'application');
switch ($focus) {
case 'domain':
// valid for whole current domain
$domain = $_SERVER['HTTP_HOST'];
$path = '/';
break;
case 'txf':
// valid for all applications in current installation, only
$domain = $_SERVER['HTTP_HOST'];
$path = '/' . txf::getContext()->prefixPathname;
break;
case 'application':
// valid for current application, only
$domain = $_SERVER['HTTP_HOST'];
$path = '/' . application::current()->prefixPathname;
break;
default:
// option is explicitly providing domain and path to focus
if (strpos($focus, '%') !== false) {
$focus = strtr($focus, array('%H' => $_SERVER['HTTP_HOST'], '%T' => '/' . txf::getContext()->prefixPathname, '%A' => '/' . application::current()->prefixPathname));
}
$temp = explode('/', $focus);
$domain = array_shift($temp);
$path = '/' . implode('/', $temp);
}
}
/**
* Iterates over given or configured list of user database providers invoking
* provided callback on every provider until first callback is returning
* properly without throwing exception.
*
* @param callable $callback callback to invoke per iterated user database provider
* @param array|string $explicitSource set of provider names to iterate or name of first provider in a sequence to test
* @return mixed|null result return from callback, null if all callbacks threw exception
* @throws \RuntimeException on missing valid set of providers to iterate
* @throws unauthorized_exception if callback is throwing in other case than "user isn't found"
* @throws \InvalidArgumentException on missing callback
*/
public static final function findProvider($callback, $explicitSource = null)
{
if (!is_callable($callback)) {
throw new \InvalidArgumentException('invalid callback on finding user provider');
}
// get list of sources to look up for requested user
if (is_array($explicitSource)) {
$sources = $explicitSource;
} else {
$sources = func_get_args();
array_shift($sources);
}
if (!count($sources)) {
$sources = config::getList('user.sources.enabled');
}
if (!count($sources)) {
throw new \RuntimeException('missing/invalid user sources configuration');
}
// traverse list of sources ...
foreach ($sources as $source) {
if (trim($source) !== '' && ctype_alnum($source)) {
// read its configuration
$definition = config::get('user.sources.setup.' . $source);
if (is_array($definition)) {
// read name of class for managing user source from configuration
$class = array_key_exists('class', $definition) ? data::isKeyword($definition['class']) : null;
if (!$class) {
$class = data::isKeyword($definition['type'] . '_user');
}
if (txf::import($class)) {
try {
// create instance of managing class
$factory = new \ReflectionClass($class);
$user = $factory->newInstance();
if ($user instanceof self) {
$user->configure($definition);
return call_user_func($callback, $user);
}
} catch (unauthorized_exception $e) {
if (!$e->isUserNotFound()) {
throw $e;
}
} catch (\Exception $e) {
log::warning('failed to search user source: ' . $e);
}
}
}
}
}
return null;
}
/**
* Adds message to be flashed on next rendered page.
*
* @param string $message message to flash
* @param string $context context/kind of message, e.g. notice, error, alert
*/
public static function flash($message, $context = 'notice')
{
$session =& txf::session(session::SCOPE_GLOBAL);
$session['view']['flashes'][$context][] = $message;
}
/**
* Retrieves part of request URI selecting current application and script.
*
* The fetched request URI is provided as array of pathname elements, that is
* pathname might be derived by joining returned elements with '/'.
*
* @note Fetched request URI might include further selectors to be processed
* by requested script, e.g.
*
* myapp/myscript/par1-of-script/par2-of-script
*
* @param string $detectedProxy name of detected proxy script
* @return array sequence of filenames contained in requested URI for selecting script
*/
public function getRequestedScriptUri(&$detectedProxy)
{
switch (txf::getContextMode()) {
case txf::CTXMODE_REWRITTEN:
assert('$_SERVER[REDIRECT_URL] || $_SERVER[PATH_INFO] || $_SERVER[REQUEST_URI]');
// get originally requested script (e.g. prior to rewrite)
if (trim($_SERVER['REQUEST_URI']) !== '') {
// use of lighttpd's rewriting detected
$query = strtok($_SERVER['REQUEST_URI'], '?');
// mark rewrite mode by not selecting any valid used proxy
$detectedProxy = true;
} else {
if (trim($_SERVER['REDIRECT_URL']) !== '') {
// use of mod_rewrite detected
$query = $_SERVER['REDIRECT_URL'];
// mark rewrite mode by not selecting any valid used proxy
$detectedProxy = true;
} else {
// request for proxy script (run.php) detected
$query = $_SERVER['PATH_INFO'];
// remember proxy script used this time, if any
$detectedProxy = $this->scriptPathname;
}
}
// derive list of application and script selectors
return path::stripCommonPrefix(explode('/', $query), $this->prefixPathname);
// txf::CTXMODE_NORMAL
// txf::CTXMODE_NORMAL
default:
// expect application and script selectors being part of requested
// script pathname
return preg_split('#/+#', $this->applicationScriptPathname);
}
}
public function __construct()
{
$this->session =& txf::session();
}
public function __construct()
{
$this->set =& txf::session(session::SCOPE_CLASS + session::SCOPE_SCRIPT, 'input_source_stateful');
}
