org.ng200.openolympus.controller.task.TaskModificationRestController.java Source code

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Here is the source code for org.ng200.openolympus.controller.task.TaskModificationRestController.java

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/**
 * The MIT License
 * Copyright (c) 2014-2015 Nick Guletskii
 *
 * 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.
 */
package org.ng200.openolympus.controller.task;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.nio.charset.Charset;
import java.util.concurrent.Callable;

import javax.validation.Valid;

import org.ng200.openolympus.SecurityExpressionConstants;
import org.ng200.openolympus.controller.BindingResponse;
import org.ng200.openolympus.dto.TaskModificationDto;
import org.ng200.openolympus.model.Task;
import org.ng200.openolympus.services.StorageService;
import org.ng200.openolympus.services.TaskService;
import org.ng200.openolympus.services.TestingService;
import org.ng200.openolympus.validation.TaskValidator;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.validation.BindException;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;

@RestController
public class TaskModificationRestController extends TaskFilesystemManipulatingController {
    @Autowired
    private TaskValidator taskValidator;

    @Autowired
    private TaskService taskService;

    @Autowired
    private TestingService testingService;

    @Autowired
    private StorageService storageService;

    @PreAuthorize(SecurityExpressionConstants.IS_ADMIN)
    @RequestMapping(value = "/api/task/{task}/edit", method = RequestMethod.GET)
    public TaskModificationDto getTask(@PathVariable("task") final Task task) throws IOException {

        final TaskModificationDto taskModificationDto = new TaskModificationDto();
        taskModificationDto.setPublished(task.isPublished());
        taskModificationDto.setName(task.getName());
        taskModificationDto.setDescriptionText(this.storageService.getTaskDescriptionSourcecode(task));
        return taskModificationDto;
    }

    @PreAuthorize(SecurityExpressionConstants.IS_ADMIN)
    @RequestMapping(value = "/api/task/{task}/edit", method = RequestMethod.POST)
    public Callable<BindingResponse> patchTask(@PathVariable("task") final Task task,
            @Valid final TaskModificationDto taskModificationDto, final BindingResult bindingResult) {
        return () -> {
            if (bindingResult.hasErrors()) {
                throw new BindException(bindingResult);
            }
            this.taskValidator.validate(taskModificationDto, bindingResult, task.getName(), true);
            if (bindingResult.hasErrors()) {
                throw new BindException(bindingResult);
            }

            task.setName(taskModificationDto.getName());
            task.setPublished(taskModificationDto.isPublished());

            if (taskModificationDto.getDescriptionFile() != null) {
                this.uploadDescription(task, taskModificationDto.getDescriptionFile().getInputStream());
            } else {
                this.uploadDescription(task, new ByteArrayInputStream(
                        taskModificationDto.getDescriptionText().getBytes(Charset.forName("UTF8"))));
            }
            if (taskModificationDto.getJudgeFile() != null) {
                this.uploadJudgeFile(task, taskModificationDto);
            }

            this.taskService.saveTask(task);
            this.testingService.reloadTasks();
            return BindingResponse.OK;
        };

    }
}