org.sonar.plugins.php.pmd.PhpmdSensor Maven / Gradle / Ivy

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Enables analysis of PHP projects into Sonar.
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/*
 * Sonar PHP Plugin
 * Copyright (C) 2010 Sonar PHP Plugin
 * [email protected]
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
 */

package org.sonar.plugins.php.pmd;

import static java.lang.Boolean.parseBoolean;
import static org.sonar.plugins.php.core.Php.PHP;
import static org.sonar.plugins.php.pmd.PhpmdConfiguration.PHPMD_DEFAULT_SHOULD_RUN;
import static org.sonar.plugins.php.pmd.PhpmdConfiguration.PHPMD_SHOULD_RUN_KEY;
import static org.sonar.plugins.php.pmd.PhpmdRuleRepository.PHPMD_REPOSITORY_KEY;

import java.io.File;
import java.net.MalformedURLException;
import java.util.ArrayList;
import java.util.List;

import org.apache.commons.configuration.Configuration;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.sonar.api.batch.Sensor;
import org.sonar.api.batch.SensorContext;
import org.sonar.api.profiles.RulesProfile;
import org.sonar.api.resources.Language;
import org.sonar.api.resources.Project;
import org.sonar.api.rules.Rule;
import org.sonar.api.rules.RuleFinder;
import org.sonar.api.rules.Violation;
import org.sonar.plugins.php.core.PhpFile;

/**
 * The plugin entry point.
 */
public class PhpmdSensor implements Sensor {

  /** The logger. */
  private static final Logger LOG = LoggerFactory.getLogger(PhpmdSensor.class);

  /** The rules profile. */
  private RulesProfile profile;

  /** The rules finder. */
  private RuleFinder ruleFinder;

  /** The plugin configuration. */
  private PhpmdConfiguration config;

  /** The plugin configuration. */
  private PhpmdExecutor executor;

  /**
   * /** Instantiates a new php pmd sensor.
   * 
   * @param rulesManager
   *          the rules manager
   */
  public PhpmdSensor(RulesProfile profile, RuleFinder ruleFinder, PhpmdExecutor executor) {
    super();
    this.ruleFinder = ruleFinder;
    this.profile = profile;
    this.executor = executor;
  }

  /**
   * Launches the external tool (if configured so) and analyze result file.
   * 
   * @param project
   *          the project
   * @param context
   *          the context
   * 
   * @see org.sonar.api.batch.Sensor#analyse(org.sonar.api.resources.Project, org.sonar.api.batch.SensorContext)
   */
  public void analyse(Project project, SensorContext context) {
    // If configured so, execute the tool
    PhpmdConfiguration configuration = getConfiguration(project);
    if ( !configuration.isAnalyseOnly()) {
      // PhpmdExecutor executor = new PhpmdExecutor(config);
      configuration.createWorkingDirectory();
      executor.execute();
    }
    File report = config.getReportFile();
    LOG.info("Phpmd  report file: " + report.getAbsolutePath());
    PhpmdViolationsXmlParser reportParser;
    try {
      reportParser = new PhpmdViolationsXmlParser(report.toURI().toURL());

      List violations = reportParser.getViolations();
      List contextViolations = new ArrayList();
      for (PhpmdViolation violation : violations) {
        Rule rule = ruleFinder.findByKey(PhpmdRuleRepository.PHPMD_REPOSITORY_KEY, violation.getRuleKey());
        if (rule != null) {
          PhpFile resource = (PhpFile) context.getResource(PhpFile.getInstance(project).fromAbsolutePath(violation.getFileName(), project));
          if (context.getResource(resource) != null) {
            Violation v = Violation.create(rule, resource).setLineId(violation.getBeginLine()).setMessage(violation.getLongMessage());
            contextViolations.add(v);
            LOG.debug("Violation found: " + v);
          }
        }
      }
      context.saveViolations(contextViolations);
    } catch (MalformedURLException e) {
      LOG.error("Phpmd report file cannot be concerted to url " + report);
    }
  }

  /**
   * Returns true if the given project language is PHP and the project configuration is set to allow plugin to run.
   * 
   * @param project
   *          the project
   * 
   * @return true, if should execute on project
   * 
   * @see org.sonar.api.batch.CheckProject#shouldExecuteOnProject(org.sonar.api .resources.Project)
   */
  public boolean shouldExecuteOnProject(Project project) {
    Configuration configuration = project.getConfiguration();
    Language language = project.getLanguage();
    boolean result = PHP.equals(language);
    result = result && configuration.getBoolean(PHPMD_SHOULD_RUN_KEY, parseBoolean(PHPMD_DEFAULT_SHOULD_RUN));
    result = result && (project.getReuseExistingRulesConfig() || !profile.getActiveRulesByRepository(PHPMD_REPOSITORY_KEY).isEmpty());
    return result;
  }

  /***
   * @see java.lang.Object#toString()
   */
  @Override
  public String toString() {
    return getClass().getSimpleName();
  }

  /**
   * Gets the configuration. If config field is null initialize it, other way only returns it.
   * 
   * @param project
   *          the project
   * @return the configuration
   */
  private PhpmdConfiguration getConfiguration(Project project) {
    if (config == null) {
      config = new PhpmdConfiguration(project);
    }
    return config;
  }
}