com.adobe.acs.commons.packaging.impl.AssetPackagerServletImpl Maven / Gradle / Ivy

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Main ACS AEM Commons OSGi Bundle. Includes commons utilities.
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/*
 * ACS AEM Commons
 *
 * Copyright (C) 2013 - 2023 Adobe
 *
 * 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.adobe.acs.commons.packaging.impl;

import java.io.IOException;

import javax.jcr.RepositoryException;

import com.adobe.acs.commons.packaging.PackageHelper;
import com.adobe.acs.commons.packaging.util.AssetPackageUtil;

import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.sling.SlingServlet;
import org.apache.sling.api.SlingHttpServletRequest;
import org.apache.sling.api.SlingHttpServletResponse;
import org.apache.sling.api.resource.ResourceResolver;
import org.apache.sling.api.resource.ValueMap;

/**
 * ACS AEM Commons - Asset Packager Servlet
 * Servlet end-point used to create packages of pages and the referenced assets.
 */
@SuppressWarnings("serial")
@SlingServlet(
        methods = {"POST"},
        resourceTypes = {"acs-commons/components/utilities/packager/asset-packager"},
        selectors = {"package"},
        extensions = {"json"}
)
public class AssetPackagerServletImpl extends AbstractPackagerServlet {

    /* Default Properties */
    private static final String DEFAULT_PACKAGE_NAME = "assets";
    private static final String DEFAULT_PACKAGE_GROUP_NAME = "Assets";
    private static final String DEFAULT_PACKAGE_DESCRIPTION = "Asset Package initially defined by a ACS AEM Commons - "
            + "Asset Packager configuration.";
    private static final String THUMBNAIL_RESOURCE_PATH =
            "/apps/acs-commons/components/utilities/packager/asset-packager/definition/package-thumbnail.png";

    @Reference
    private transient PackageHelper packageHelper;

    @Override
    public final void doPost(final SlingHttpServletRequest request,
                             final SlingHttpServletResponse response) throws IOException {

        final ResourceResolver resourceResolver = request.getResourceResolver();
        final boolean preview = Boolean.parseBoolean(request.getParameter("preview"));

        log.debug("Preview mode: {}", preview);

        final ValueMap properties = this.getProperties(request);

        // Instantiate AssetPackageUtil class to run the search in a threadsafe manner
        AssetPackageUtil assetPackageUtil = new AssetPackageUtil(properties, resourceResolver);

        try {
            doPackaging(request, response, preview, properties, assetPackageUtil.getPackageFilterPaths());
        } catch (RepositoryException ex) {
            log.error("Repository error while creating Asset Package", ex);
            response.getWriter().print(packageHelper.getErrorJSON(ex.getMessage()));
        } catch (IOException ex) {
            log.error("IO error while creating Asset Package", ex);
            response.getWriter().print(packageHelper.getErrorJSON(ex.getMessage()));
        }
    }


    @Override
    protected String getDefaultPackageDescription() {
        return DEFAULT_PACKAGE_DESCRIPTION;
    }

    @Override
    protected String getDefaultPackageGroupName() {
        return DEFAULT_PACKAGE_GROUP_NAME;
    }

    @Override
    protected String getDefaultPackageName() {
        return DEFAULT_PACKAGE_NAME;
    }

    @Override
    protected String getPackageThumbnailPath() {
        return THUMBNAIL_RESOURCE_PATH;
    }

    @Override
    protected PackageHelper getPackageHelper() {
        return packageHelper;
    }
}