python/pluginSrc/com/jetbrains/python/module/PyProjectStructureDetector.java

/*
 * Copyright 2000-2013 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.jetbrains.python.module;

import com.intellij.ide.util.importProject.ProjectDescriptor;
import com.intellij.ide.util.projectWizard.ModuleWizardStep;
import com.intellij.ide.util.projectWizard.ProjectWizardStepFactory;
import com.intellij.ide.util.projectWizard.importSources.DetectedContentRoot;
import com.intellij.ide.util.projectWizard.importSources.DetectedProjectRoot;
import com.intellij.ide.util.projectWizard.importSources.ProjectFromSourcesBuilder;
import com.intellij.ide.util.projectWizard.importSources.ProjectStructureDetector;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.module.WebModuleType;
import com.intellij.openapi.util.io.FileUtilRt;
import com.jetbrains.python.PythonModuleTypeBase;
import org.jetbrains.annotations.NotNull;

import javax.swing.*;
import java.io.File;
import java.util.Collection;
import java.util.Collections;
import java.util.List;

/**
 * @author yole
 */
public class PyProjectStructureDetector extends ProjectStructureDetector {
  private static final Logger LOG = Logger.getInstance("#com.jetbrains.python.module.PyProjectStructureDetector"); 
  
  
  @NotNull
  @Override
  public DirectoryProcessingResult detectRoots(@NotNull File dir,
                                               @NotNull File[] children,
                                               @NotNull File base,
                                               @NotNull List<DetectedProjectRoot> result) {
    LOG.info("Detecting roots under "  + dir);
    for (File child : children) {
      if (FileUtilRt.extensionEquals(child.getName(), "py")) {
        LOG.info("Found Python file " + child.getPath());
        result.add(new DetectedContentRoot(dir, "Python", PythonModuleTypeBase.getInstance(), WebModuleType.getInstance()));
        return DirectoryProcessingResult.SKIP_CHILDREN;
      }
    }
    return DirectoryProcessingResult.PROCESS_CHILDREN;
  }

  @Override
  public void setupProjectStructure(@NotNull Collection<DetectedProjectRoot> roots,
                                    @NotNull ProjectDescriptor projectDescriptor,
                                    @NotNull ProjectFromSourcesBuilder builder) {
    builder.setupModulesByContentRoots(projectDescriptor, roots);
  }

  @Override
  public List<ModuleWizardStep> createWizardSteps(ProjectFromSourcesBuilder builder, ProjectDescriptor projectDescriptor, Icon stepIcon) {
    return Collections.singletonList(ProjectWizardStepFactory.getInstance().createProjectJdkStep(builder.getContext()));
  }
}