Esempio n. 1
0
<?php

use asm\core\Config, asm\core\Core, asm\utils\ErrorHandler, asm\core\UiResponse, asm\core\Error;
/**
 * @file
 * Handles core requests coming from UI.
 *
 * 1. Starts session.
 * 2. Starts the Composer autoloader.
 * 3. Loads configuration from the config.ini and internal.ini files.
 * 4. Activates the custom error handler.
 * 5. Calls Core::handleUiRequest with data from user.
 */
// Session is used to keep track of logged in user, and is used for file uploads.
session_start();
// Load up the Composer-generated autoloader. All PHP classes are loaded using this autoloader.
require_once __DIR__ . "/../vendor/autoload.php";
// Load configuration from the "config.ini" file.
Config::init(__DIR__ . '/config.ini', __DIR__ . '/internal.ini');
// If ever an exception occurs or a PHP error occurs, log it and send it to the user.
ErrorHandler::register();
ErrorHandler::bind(['asm\\core\\Core', 'logException']);
ErrorHandler::bind(function (Exception $e) {
    Core::sendUiResponse(UiResponse::create([], [Error::create(Error::levelFatal, $e->getMessage() . "[details: code " . $e->getCode() . ", file " . $e->getFile() . ", line " . $e->getLine() . ", trace: \n" . $e->getTraceAsString() . "]", \asm\core\lang\Language::get(\asm\core\lang\StringID::ServerSideRuntimeError))]));
});
// Process the AJAX request.
// Usually, the Javascript part of XML Check sends a POST request but in some special cases, a GET request is needed.
Core::handleUiRequest(empty($_POST) ? $_GET : $_POST, $_FILES);
 protected function body()
 {
     // Validate input.
     $inputs = array('group' => 'isIndex', 'problem' => 'isIndex', 'deadline' => 'isDate', 'reward' => 'isNonNegativeInt');
     if (!$this->isInputValid($inputs)) {
         return false;
     }
     // Load input
     $id = $this->getParams('id');
     $group = $this->getParams('group');
     $problem = $this->getParams('problem');
     $deadline = $this->getParams('deadline');
     $reward = $this->getParams('reward');
     // Adjust input
     $deadline = $deadline . ' 23:59:59';
     // Load from database
     /**
      * @var $groupEntity \Group
      * @var $assignmentEntity \Assignment
      * @var $problemEntity \Problem
      */
     $groupEntity = Repositories::getEntityManager()->find('Group', $group);
     $problemEntity = Repositories::getEntityManager()->find('Problem', $problem);
     if ($groupEntity === null || $problemEntity === null) {
         return $this->stop('Group or problem does not exist.', 'Assignment cannot be edited.');
     }
     // Authenticate
     $user = User::instance();
     if (!$user->hasPrivileges(User::groupsManageAll) && (!$user->hasPrivileges(User::groupsManageOwn) || $groupEntity->getOwner()->getId() !== $user->getId())) {
         return $this->stop(Language::get(StringID::InsufficientPrivileges));
     }
     // Already exists?
     if ($id !== null && $id !== '') {
         $assignmentEntity = Repositories::getEntityManager()->find('Assignment', $id);
         $assignmentEntity->setDeadline(\DateTime::createFromFormat("Y-m-d H:i:s", $deadline));
         $assignmentEntity->setReward($reward);
         Repositories::getEntityManager()->persist($assignmentEntity);
         Repositories::getEntityManager()->flush($assignmentEntity);
     } else {
         // Verify integrity
         if ($problemEntity->getLecture()->getId() !== $groupEntity->getLecture()->getId()) {
             return $this->stop('You are adding an assignment for problem belonging to lecture X to a group that belongs to lecture Y. This is not possible.');
         }
         // Create new
         $assignmentEntity = new \Assignment();
         $assignmentEntity->setGroup($groupEntity);
         $assignmentEntity->setProblem($problemEntity);
         $assignmentEntity->setDeadline(\DateTime::createFromFormat("Y-m-d H:i:s", $deadline));
         $assignmentEntity->setReward($reward);
         Repositories::getEntityManager()->persist($assignmentEntity);
         Repositories::getEntityManager()->flush($assignmentEntity);
         // Send e-mail
         /**
          * @var $subscription \Subscription
          */
         $query = Repositories::getEntityManager()->createQuery('SELECT s, u FROM Subscription s JOIN s.user u  WHERE s.group = :group');
         $query->setParameter('group', $groupEntity);
         $subscriptions = $query->getResult();
         foreach ($subscriptions as $subscription) {
             if (!$subscription->getUser()->getSendEmailOnNewAssignment()) {
                 continue;
             }
             $to = $subscription->getUser()->getEmail();
             $email = file_get_contents(Config::get("paths", "newAssignmentEmail"));
             $email = str_replace("%{Problem}", $problemEntity->getName(), $email);
             $email = str_replace("%{Deadline}", $deadline, $email);
             $email = str_replace("%{Group}", $groupEntity->getName(), $email);
             $email = str_replace("%{Link}", Config::getHttpRoot() . "#studentAssignments#" . $assignmentEntity->getId(), $email);
             $email = str_replace("%{Date}", date("Y-m-d H:i:s"), $email);
             $lines = explode("\n", $email);
             $subject = $lines[0];
             // The first line is subject.
             $text = preg_replace('/^.*\\n/', '', $email);
             // Everything except the first line.
             if (!Core::sendEmail($to, trim($subject), $text)) {
                 Core::logError(Error::create(Error::levelWarning, "E-mail could not be sent to {$to}."));
             }
         }
     }
     return true;
 }
Esempio n. 3
0
 /**
  * Logs supplied exception.
  * @param Exception $e
  * @see logError()
  */
 public static function logException(Exception $e)
 {
     self::logError(Error::create(Error::levelFatal, self::getCustomMessage($e), 'Runtime error', self::getCustomTrace($e)));
 }
Esempio n. 4
0
 /**
  * Stores error (warning, notice) to be appended to script output.
  *
  * Sets @ref $failed flag to true if error is level is Error::levelError or higher.
  * @param int $level error severity (@ref Error "Error::level*" constant)
  * @param mixed $cause error cause code (int) or message (string)
  * @param string $effect error effect
  * @param string $details additional error info
  * @see getErrors()
  * @see clearErrors()
  */
 protected final function addError($level, $cause, $effect = null, $details = null)
 {
     $this->errors[] = Error::create($level, $cause, $effect, $details);
     if ($level >= Error::levelError) {
         $this->failed = true;
     }
 }