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/*
 * SonarQube Java
 * Copyright (C) 2012-2025 SonarSource SA
 * mailto:info AT sonarsource DOT com
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the Sonar Source-Available License Version 1, as published by SonarSource SA.
 *
 * 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 Sonar Source-Available License for more details.
 *
 * You should have received a copy of the Sonar Source-Available License
 * along with this program; if not, see https://sonarsource.com/license/ssal/
 */
package org.sonar.java.checks.security;

import org.sonar.check.Rule;
import org.sonar.java.checks.methods.AbstractMethodDetection;
import org.sonar.plugins.java.api.semantic.MethodMatchers;
import org.sonar.plugins.java.api.tree.ExpressionTree;
import org.sonar.plugins.java.api.tree.MethodInvocationTree;

@Rule(key = "S5679")
public class OpenSAML2AuthenticationBypassCheck extends AbstractMethodDetection {

  @Override
  protected MethodMatchers getMethodInvocationMatchers() {
    return MethodMatchers.create()
      .ofSubTypes("org.opensaml.xml.parse.BasicParserPool", "org.opensaml.xml.parse.StaticBasicParserPool")
      .names("setIgnoreComments")
      .addParametersMatcher("boolean")
      .build();
  }

  @Override
  protected void onMethodInvocationFound(MethodInvocationTree mit) {
    ExpressionTree arg0 = mit.arguments().get(0);
    arg0.asConstant(Boolean.class)
      .filter(Boolean.FALSE::equals)
      .ifPresent(value -> reportIssue(arg0, "Change \"setIgnoreComments\" to \"true\" or remove the call to \"setIgnoreComments\" to prevent the authentication bypass."));
  }

}