/*
 * This file is part of WebGoat, an Open Web Application Security Project utility. For details, please see http://www.owasp.org/
 *
 * Copyright (c) 2002 - 2019 Bruce Mayhew
 *
 * This program is free software; you can redistribute it and/or modify it under the terms of the
 * GNU General Public License as published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
 * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with this program; if
 * not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 *
 * Getting Source ==============
 *
 * Source for this application is maintained at https://github.com/WebGoat/WebGoat, a repository for free software projects.
 */

package org.owasp.webgoat.lessons.idor;

import org.owasp.webgoat.container.assignments.AssignmentEndpoint;
import org.owasp.webgoat.container.assignments.AssignmentHints;
import org.owasp.webgoat.container.assignments.AttackResult;
import org.owasp.webgoat.container.session.UserSessionData;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;

@RestController
@AssignmentHints({
  "idor.hints.otherProfile1",
  "idor.hints.otherProfile2",
  "idor.hints.otherProfile3",
  "idor.hints.otherProfile4",
  "idor.hints.otherProfile5",
  "idor.hints.otherProfile6",
  "idor.hints.otherProfile7",
  "idor.hints.otherProfile8",
  "idor.hints.otherProfile9"
})
public class IDOREditOtherProfiile extends AssignmentEndpoint {

  @Autowired private UserSessionData userSessionData;

  @PutMapping(path = "/IDOR/profile/{userId}", consumes = "application/json")
  @ResponseBody
  public AttackResult completed(
      @PathVariable("userId") String userId, @RequestBody UserProfile userSubmittedProfile) {

    String authUserId = (String) userSessionData.getValue("idor-authenticated-user-id");
    // this is where it starts ... accepting the user submitted ID and assuming it will be the same
    // as the logged in userId and not checking for proper authorization
    // Certain roles can sometimes edit others' profiles, but we shouldn't just assume that and let
    // everyone, right?
    // Except that this is a vulnerable app ... so we will
    UserProfile currentUserProfile = new UserProfile(userId);
    if (userSubmittedProfile.getUserId() != null
        && !userSubmittedProfile.getUserId().equals(authUserId)) {
      // let's get this started ...
      currentUserProfile.setColor(userSubmittedProfile.getColor());
      currentUserProfile.setRole(userSubmittedProfile.getRole());
      // we will persist in the session object for now in case we want to refer back or use it later
      userSessionData.setValue("idor-updated-other-profile", currentUserProfile);
      if (currentUserProfile.getRole() <= 1
          && currentUserProfile.getColor().toLowerCase().equals("red")) {
        return success(this)
            .feedback("idor.edit.profile.success1")
            .output(currentUserProfile.profileToMap().toString())
            .build();
      }

      if (currentUserProfile.getRole() > 1
          && currentUserProfile.getColor().toLowerCase().equals("red")) {
        return success(this)
            .feedback("idor.edit.profile.failure1")
            .output(currentUserProfile.profileToMap().toString())
            .build();
      }

      if (currentUserProfile.getRole() <= 1
          && !currentUserProfile.getColor().toLowerCase().equals("red")) {
        return success(this)
            .feedback("idor.edit.profile.failure2")
            .output(currentUserProfile.profileToMap().toString())
            .build();
      }

      // else
      return failed(this)
          .feedback("idor.edit.profile.failure3")
          .output(currentUserProfile.profileToMap().toString())
          .build();
    } else if (userSubmittedProfile.getUserId().equals(authUserId)) {
      return failed(this).feedback("idor.edit.profile.failure4").build();
    }

    if (currentUserProfile.getColor().equals("black") && currentUserProfile.getRole() <= 1) {
      return success(this)
          .feedback("idor.edit.profile.success2")
          .output(userSessionData.getValue("idor-updated-own-profile").toString())
          .build();
    } else {
      return failed(this).feedback("idor.edit.profile.failure3").build();
    }
  }
}
