/**
* Zatvorí danú "aplikáciu" v AISe,
*/
public function closeIfNeeded(Trace $trace)
{
if (!$this->inUse) {
return;
}
assert($this->openedDialog === null);
$trace->tlog('closing screen ' . get_class($this));
$this->inUse = false;
}
public function getOptions(Trace $trace, DOMElement $element)
{
$options = array();
$list = $element->getElementsByTagName('option');
foreach ($list as $node) {
$value = $this->fixNbsp($node->textContent);
$options[] = $value;
}
$trace->tlogVariable("options", $options);
return $options;
}
/**
* Zatvorí danú "aplikáciu" v AISe
*/
public function closeIfNeeded(Trace $trace)
{
if (!$this->inUse) {
return;
}
if (!$this->terminated) {
$trace->tlog('closing dialog ' . get_class($this));
}
$this->inUse = false;
$this->parent->closeDialog($this->uid);
}
public function warnWrongTableStructure(Trace $trace, $tableName, array $expectedDefinition, array $definition)
{
Preconditions::checkIsString($tableName);
if ($expectedDefinition != $definition) {
$message = array('type' => 'unexpectedTableStructure', 'tableName' => $tableName);
$this->addWarning($message);
$child = $trace->addChild("Differences in data table " . $tableName);
list($del, $both, $ins) = FajrUtils::compareArrays($expectedDefinition, $definition);
$child->tlogVariable('deleted', $del);
$child->tlogVariable('unchanged', $both);
$child->tlogVariable('inserted', $ins);
$child->tlogVariable('expectedDefinition', $expectedDefinition);
$child->tlogVariable('definition', $definition);
}
}
public function runLogin(Trace $trace, Request $request)
{
$server = $this->serverManager->getActiveServer();
try {
$this->loginManager->login($trace->addChild("Logging in..."), $server);
// Ak sa niekedy odoberie nasledovny redirect,
// treba mat na pamati, ze login() moze skoncit s true, false, alebo
// vynimkou
return new RedirectResponse($this->generateUrl('homepage', array(), true));
} catch (LoginException $e) {
try {
$this->loginManager->logout($trace);
} catch (LoginException $e) {
// do nothing
}
throw $e;
}
}
/**
* Parse a file for cosign proxy cookies
*
* @param Trace $trace trace object
* @param string $filename
* @returns array Array of parsed service cookies indexed by name
*/
public function parseFile(Trace $trace, $filename)
{
Preconditions::checkIsString($filename, '$filename should be string.');
$cookies = array();
$subTrace = $trace->addChild('Parsing cosign proxy file');
$subTrace->tlogVariable('filename', $filename);
@($file = file($filename));
if ($file === false) {
$subTrace->tlog('failed');
throw new ParseException('Cannot read proxy file');
}
foreach ($file as $lineContent) {
$parsed = $this->parseString($subTrace, trim($lineContent));
if (isset($cookies[$parsed->getName()])) {
throw new ParseException('Duplicate proxy service entry found ' . 'while parsing proxy cookies');
}
$cookies[$parsed->getName()] = $parsed;
}
return $cookies;
}
/**
* Parses ais html into DOM.
*
* @param Trace $trace
* @param string $html
*
* @returns DOMDocument parsed DOM
* @throws ParseException on failure
*/
public static function createDomFromHtml(Trace $trace, $html)
{
Preconditions::checkIsString($html);
$dom = new DOMDocument();
$trace->tlog("Loading html to DOM");
$loaded = @$dom->loadHTML($html);
if (!$loaded) {
throw new ParseException("Problem parsing html to DOM.");
}
$trace->tlog('Fixing id attributes in the DOM');
ParserUtils::fixIdAttributes($trace, $dom);
return $dom;
}
public function getInformacnyList(Trace $trace, $kodPredmetu, $akRok = null)
{
// TODO(anty): moze sa tu robit aj tento request? (t.j. ten pri otvoreni okna???)
$response = $this->executor->requestContent($trace->addChild("get content"));
$options = $this->cbParser->getOptionsFromHtml($trace, $response, 'akRokComboBox');
// zistime, ktory je aktualny akademicky rok (nemusi byt nutne najnovsi)
// default je prvy v tabulke
$akRokIndex = 0;
if ($akRok !== null) {
foreach ($options as $k => $v) {
$akRokIndex = array_search($akRok, $options);
if ($akRokIndex === false) {
throw new Exception("Zadaný akad. rok sa v zozname nenachádza");
}
}
}
$data = $this->executor->doRequest($trace->addChild("Requesting data:"), array('compName' => 'zobrazitPredmetyAction', 'embObj' => array('skratkaPredmetuTextField' => array('text' => $kodPredmetu), 'akRokComboBox' => array('dataView' => array('selectedIndexes' => $akRokIndex)))));
$table = $this->parser->createTableFromHtml($trace->addChild("Parsing table"), $data, 'VSST060_RegisterPredmetovDlg0_zoznamPredmetovTable_dataView');
if (count($table->getData()) == 0) {
throw new ParseException("Daný kód predmetu sa v zozname nenachádza.");
return;
}
// TODO: nikde nevyberame, ktoreho vrateneho riadku informacny list chceme...
// asi sa defaultne pouzije prvy - je to OK?
$data = $this->executor->doRequest($trace->addChild("Requesting data:"), array('compName' => 'informacnyListAction'));
if (!preg_match("@dm\\(\\)\\.openDialog\\(" . "\"CM017_SpravaSablonDlg1\"@", $data)) {
throw new Exception("Problém pri sťahovaní: " . "Neočakávaná odozva od AISu");
}
$data = $this->executor->doRequest($trace->addChild("Requesting data:"), array('compName' => 'enterAction', 'dlgName' => 'CM017_SpravaSablonDlg1', 'embObj' => array('sablonyTable' => array('dataView' => array('selectedIndexes' => 0), 'editMode' => 'false'))));
if (!preg_match("@dm\\(\\)\\.closeDialog\\(" . "\"CM017_SpravaSablonDlg1\"\\);@", $data)) {
throw new Exception("Problém pri sťahovaní: " . "Neočakávaná odozva od AISu");
}
$data = $this->executor->doRequest($trace->addChild("Requesting data:"), array('events' => false, 'app' => false, 'dlgName' => false, 'changedProperties' => array('confirmResult' => '-1')));
if (!preg_match('@shellExec@', $data)) {
throw new Exception("Problém pri sťahovaní: " . "Neočakávaná odozva od AISu");
}
return $this->executor->doFilesRequest($trace, array('file' => '', 'contentType' => ''));
}
/**
* Update comboBox from aisResponse
*
* @param Trace $trace for creating logs, tracking activity
* @param DOMDocument $aisResponse AIS2 html parsed reply
* @param boolean $init if it is first opening of window
*/
public function updateComponentFromResponse(Trace $trace, DOMDocument $aisResponse, $formName, $init = null)
{
Preconditions::checkNotNull($aisResponse);
if ($init) {
$element = $aisResponse->getElementById($this->comboBoxName);
} else {
$element = $aisResponse->getElementById($formName . $this->comboBoxName);
}
if ($element === null) {
if ($init) {
throw new ParseException("Problem parsing ais2 response: Element '{$comboBoxName}' not found");
} else {
return;
}
}
$dom = new DOMDocument();
$dom->appendChild($dom->importNode($element, true));
// ok, now we have restricted document
$this->options = $this->getOptionsFromDom($trace->addChild("Getting comboBox options from DOM."), $dom);
// we don't know what's selected. the first call to selectOption() should always cause sending XML.
if ($init) {
$this->oldSelectedOption = $this->selectedOption = -1;
}
}
private function check(Trace $trace, $url, $response)
{
$matches = array();
if (preg_match(self::INTERNAL_ERROR_PATTERN, $response, $matches)) {
$trace->tlog("Expection encountered");
throw $this->newException($matches[1], $url);
}
if (preg_match(self::APACHE_ERROR_PATTERN, $response, $matches)) {
$trace->tlog("Expection encountered");
throw $this->newException($matches[1], $url);
}
if (preg_match(self::UNAUTHORIZED, $response)) {
$trace->tlog("Exception encountered");
throw new LoginException("AIS hlási neautorizovaný prístup - má užívateľ prístup k aplikácii?");
}
return $response;
}
public function getTableDefinition(Trace $trace, DOMDocument $dom)
{
$child = $trace->addChild("finding table definition element");
$child->tlogVariable("dom", $dom->saveXML());
$element = $dom->getElementById('dataTabColGroup');
if ($element == null) {
throw new ParseException("Can't find table headers");
}
$list = $element->getElementsByTagName('col');
$columns = array();
foreach ($list as $node) {
assert($node->hasAttribute('shortname'));
$columns[] = $node->getAttribute('shortname');
}
$child = $trace->addChild("Parsed columns");
$child->tlogVariable("Parsed columns:", $columns);
return $columns;
}
/**
* Parses div tag. If it contains <b> element, it calls method spracujB,
* which parses element <b>.
*
* @param domNode $final
*
* @returns array
*/
public function parseDiv(Trace $trace, $final)
{
$final2 = $final->childNodes;
foreach ($final2 as $key) {
if ($key->nodeType != \XML_ELEMENT_NODE) {
continue;
}
if ($key->tagName == 'b') {
$trace->tlog("Parsing node with tag name 'b' inside 'div' tag");
$this->spracujB($trace, $key);
}
}
}
private function prepareResponse(Trace $trace, $html)
{
// fixing html code, so DOMDocumet it can parse
Preconditions::checkIsString($html);
$html = str_replace("<!--", "", $html);
$html = str_replace("-->", "", $html);
// just first javascript code contain data which we want
$count = 1;
$html = str_replace("type='application/javascript'", "id='init-data'", $html, $count);
$html = str_replace("script", "div", $html);
$html = $this->fixNbsp($html);
$trace->tlogVariable("Fixed html", $html);
// creating DOMDocument
$dom = new DOMDocument();
$trace->tlog("Loading html to DOM");
$loaded = @$dom->loadHTML($html);
if (!$loaded) {
throw new ParseException("Problem parsing html to DOM.");
}
//fixing id atributes
$trace->tlog('Fixing id attributes in the DOM');
$xpath = new DOMXPath($dom);
$nodes = $xpath->query("//*[@id]");
foreach ($nodes as $node) {
// Note: do not erase next line. @see
// http://www.navioo.com/php/docs/function.dom-domelement-setidattribute.php
// for explanation!
$node->setIdAttribute('id', false);
$node->setIdAttribute('id', true);
}
return $dom;
}
/**
* Find an element with specified id in $dom.
*
* @param Trace $trace
* @param DOMDocument $dom document to search
* @param string $elementId id of element to find
*
* @returns DOMElement element
* @throws ParseException if not found
*/
public function findEnclosingElement(Trace $trace, DOMDocument $dom, $elementId)
{
Preconditions::checkIsString($elementId);
$trace->tlog("Finding element with id '{$elementId}'");
$element = $dom->getElementById($elementId);
if ($element === null) {
throw new ParseException("Problem parsing ais2 response: Element not found");
}
$trace->tlog("Element found");
$child = $trace->addChild("Element xml content (pretty formatted)");
$child->tlogVariable("content", $this->prettyFormatXml($element));
return $element;
}
/**
* Extract Table data from DOMDocument
*
* @param Trace $trace for creating logs, tracking activity
* @param $dom DOMDocument part of ais2ResponseHTML which contain Table
* @returns array(string=>array(string)) Returns rows of Table, where index is rowId
*/
private function getTableDataFromDom(Trace $trace, DOMDocument $dom)
{
Preconditions::checkNotNull($dom);
$tdata = array();
$trace->tlog("Finding element with id dataTabBody0");
$element = $dom->getElementById('dataTabBody0');
if ($element == null) {
throw new ParseException("Can't find table data");
}
$trace->tlog("Element found");
foreach ($element->childNodes as $aisRow) {
assert($aisRow->tagName == "tr");
assert($aisRow->hasAttribute("id"));
assert($aisRow->hasChildNodes());
// TODO: asserty prerobit na exceptiony
$row = array();
$trace->tlog("Extracting row id.");
$rowId = $aisRow->getAttribute("id");
$index = StrUtil::match('@^row_([0-9]+)$@', $rowId);
if ($index === false) {
throw new ParseException("Unexpected row id format");
}
$trace->tlog("Extraction is correct.");
$index = intval($index);
foreach ($aisRow->childNodes as $ais_td) {
assert($ais_td->tagName == "td");
$row[] = $this->getCellContent($ais_td);
}
$tdata[$index] = $row;
}
return $tdata;
}
/**
* Add a serial number to the xml request and make this requset happen
*
* @param DOMDocument $action xml request withou serial number
*/
public function doActionRequest(Trace $trace, $action)
{
$finalRequest = new DOMDocument();
$request = $finalRequest->createElement('request');
$serialNumber = $this->requestBuilder->newSerial();
$serial = $finalRequest->createElement('serial', $serialNumber);
$request->appendChild($serial);
$finalRequest->appendChild($request);
foreach ($action->childNodes as $element) {
$element = $finalRequest->importNode($element, true);
$finalRequest->documentElement->appendChild($element);
}
$data = array('xml_spec' => $finalRequest->saveXML($finalRequest->documentElement));
$trace->tlogVariable('xml req', $data['xml_spec']);
return $this->connection->request($trace, $this->getRequestUrl(), $data);
}
/**
* Returns user's full name as reported by ais.
*
* @returns string
*/
public function getFullUserName(Trace $trace)
{
$userNameParser = new AIS2UserNameParser();
$simpleConn = $this->connection->getSimpleConnection();
$urlMap = $this->connection->getUrlMap();
$html = $simpleConn->request($trace->addChild('requesting AIS2 main page'), $urlMap->getStartPageUrl());
$html = $this->convertEncoding($html);
$username = $userNameParser->parseUserNameFromMainPage($html);
$trace->tlogVariable('username', $username);
return $username;
}
public function runLogic(Trace $trace)
{
try {
$params = $this->router->routeCurrentRequest();
} catch (ResourceNotFoundException $e) {
return $this->displayManager->renderResponse('notfound', array(), 'html', 404);
}
$action = $params['_action'];
$controllerClass = $params['_controller'];
$session = SessionStorageProvider::getInstance();
$loginManager = LoginManager::getInstance();
// If we are going to log in, we need a clean session.
// This needs to be done before a connection
// is created, because we pass cookie file name
// that contains session_id into AIS2CurlConnection
if ($action == 'Login') {
$loginManager->destroySession();
}
$connection = ConnectionProvider::getInstance();
$server = $this->serverManager->getActiveServer();
$serverConnection = new AIS2ServerConnection($connection, new AIS2ServerUrlMap($server->getServerName()));
$connService = LazyServerConnection::getInstance();
$connService->setReal($serverConnection);
$loggedIn = $loginManager->isLoggedIn($serverConnection);
if (!$loggedIn) {
try {
$loggedIn = $loginManager->relogin();
} catch (ReloginFailedException $ex) {
$loginManager->destroySession();
return new \Symfony\Component\HttpFoundation\RedirectResponse($this->router->generateUrl('homepage'));
}
}
$this->displayManager->setDefaultParams(array('loggedIn' => $loggedIn));
if ($loggedIn) {
$backendFactory = BackendProvider::getInstance();
$mainScreen = $backendFactory->newAIS2MainScreen();
if (($aisVersion = $session->read('ais/aisVersion')) == null) {
$aisVersion = $mainScreen->getAisVersion($trace->addChild('Get AIS version'));
$session->write('ais/aisVersion', $aisVersion);
}
$this->displayManager->setDefaultParams(array('aisVersion' => $aisVersion, 'aisVersionIncompatible' => !($aisVersion >= regression\VersionRange::getMinVersion() && $aisVersion <= regression\VersionRange::getMaxVersion())));
if (($aisApps = $session->read('ais/aisApps')) == null) {
$aisModules = array('SP', 'LZ', 'ES', 'ST', 'RH', 'UB', 'AS', 'RP');
$aisApps = $mainScreen->getAllAvailableApplications($trace->addChild('Get all applications'), $aisModules);
$session->write('ais/aisApps', $aisApps);
}
if (($userName = $session->read('ais/aisUserName')) == null) {
$userName = $mainScreen->getFullUserName($trace->addChild('Get user name'));
$session->write('ais/aisUserName', $userName);
}
$this->displayManager->setDefaultParams(array('aisUserName' => $userName));
}
$controller = call_user_func(array($controllerClass, 'getInstance'));
if (!$controller instanceof Controller) {
throw new Exception('Class "' . $controllerClass . '" is not a controller');
}
try {
$subTrace = $trace->addChild('Action ' . $controllerClass . '->' . $action);
return $controller->invokeAction($subTrace, $action, $this->request);
} catch (AuthenticationRequiredException $ex) {
return new \Symfony\Component\HttpFoundation\RedirectResponse($this->router->generateUrl('homepage'));
}
}
public function login(Trace $trace, ServerConfig $serverConfig)
{
$this->cachedLoggedIn = null;
$login = $this->provideLogin($serverConfig, $this->request);
if ($login === null) {
return false;
}
$trace->tlog("logging in");
if (!$login->login($this->connection)) {
return false;
}
$trace->tlog("logged in correctly.");
$this->session->write('login/login.class', $login);
$this->session->write('server', $serverConfig);
return true;
}
/**
* Get the full name of the user.
* Note: resulting string is not sanitized and shouldn't be
* used by file/other access.
*
* @returns string
*/
public function getFullUserName(Trace $trace)
{
$trace->tlog('getting ais username');
return "Ing. Janko Hraško";
}
/**
* Akcia ktora sa pokusi prihlasit cloveka na danu skusku
*
* @param Trace $trace trace object
* @param Request $request
*/
public function runPrihlasNaSkusku(Trace $trace, Request $request)
{
if ($this->terminyHodnoteniaScreen == null) {
return $this->renderResponse('studium/terminyHodnoteniaNedostupne', $this->templateParams);
}
$predmetIndex = $request->getParameter("prihlasPredmetIndex");
$terminIndex = $request->getParameter("prihlasTerminIndex");
$predmety = $this->terminyHodnoteniaScreen->getPredmetyZapisnehoListu($trace->addChild('Predmety zapisneho listu'));
$this->warnings->warnWrongTableStructure($trace, 'terminy hodnotenia - predmety', regression\ZapisanePredmetyRegression::get(), $predmety->getTableDefinition());
$predmetyData = $predmety->getData();
$predmetKey = -1;
foreach ($predmetyData as $key => $row) {
if ((string) $row[PredmetyFields::INDEX] === $predmetIndex) {
$predmetKey = $key;
}
}
$childTrace = $trace->addChild('Zoznam terminov');
$terminyDialog = $this->terminyHodnoteniaScreen->getZoznamTerminovDialog($childTrace, $predmetIndex);
$terminy = $terminyDialog->getZoznamTerminov($childTrace);
$this->warnings->warnWrongTableStructure($trace, 'zoznam mojich terminov', regression\MojeTerminyRegression::getPrihlasovanie(), $terminy->getTableDefinition());
$terminyData = $terminy->getData();
$terminKey = -1;
foreach ($terminyData as $key => $terminyRow) {
if ((string) $terminyRow[TerminyFields::INDEX] === $terminIndex) {
$terminKey = $key;
}
}
if ($predmetKey == -1 || $terminKey == -1) {
throw new Exception("Ooops, predmet/termín nenájdený. Pravdepodobne\n zmena dát v AISe.");
}
$hash = StudiumUtils::hashNaPrihlasenie($predmetyData[$predmetKey][PredmetyFields::SKRATKA], $terminyData[$terminIndex]);
if ($hash != $request->getParameter('hash')) {
throw new Exception("Ooops, nesedia údaje o termíne. Pravdepodobne zmena\n dát v AISe spôsobila posunutie tabuliek.");
}
if (!$terminyDialog->prihlasNaTermin($trace->addChild('prihlasujem na termin'), $terminIndex)) {
throw new Exception('Na skúšku sa nepodarilo prihlásiť.');
}
return new RedirectResponse($this->generateUrl('studium_moje_skusky', array('studium' => $this->studium, 'list' => $this->zapisnyList), true));
}
private function exec(Trace $trace)
{
// read cookie file
$this->_curlSetOption(CURLOPT_COOKIEFILE, $this->cookieFile);
$output = curl_exec($this->curl);
$response_code = curl_getinfo($this->curl, CURLINFO_HTTP_CODE);
$content_type = curl_getinfo($this->curl, CURLINFO_CONTENT_TYPE);
$tags = array('http-response-code' => $response_code, 'content-type' => $content_type);
$trace->tlogVariable("Response", $output, $tags);
$this->processStatistics($this->curl);
if (curl_errno($this->curl)) {
$trace->tlog("There was an error receiving data");
throw new Exception("Chyba pri nadväzovaní spojenia:" . curl_error($this->curl));
}
// Do not forget to save current file content
$this->_curlSetOption(CURLOPT_COOKIEJAR, $this->cookieFile);
return $output;
}
