com.liferay.document.library.web.internal.upload.DLUploadResponseHandler.java Source code

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Here is the source code for com.liferay.document.library.web.internal.upload.DLUploadResponseHandler.java

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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library 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 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library 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.
 */

package com.liferay.document.library.web.internal.upload;

import com.liferay.document.library.kernel.util.DLUtil;
import com.liferay.item.selector.ItemSelectorUploadResponseHandler;
import com.liferay.petra.string.StringPool;
import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.json.JSONObject;
import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.repository.model.FileEntry;
import com.liferay.portal.kernel.theme.ThemeDisplay;
import com.liferay.portal.kernel.upload.UploadPortletRequest;
import com.liferay.portal.kernel.util.WebKeys;
import com.liferay.upload.UploadResponseHandler;

import javax.portlet.PortletRequest;

import org.osgi.service.component.annotations.Component;
import org.osgi.service.component.annotations.Reference;

/**
 * @author Alejandro Tardn
 */
@Component(service = DLUploadResponseHandler.class)
public class DLUploadResponseHandler implements UploadResponseHandler {

    @Override
    public JSONObject onFailure(PortletRequest portletRequest, PortalException pe) throws PortalException {

        return _itemSelectorUploadResponseHandler.onFailure(portletRequest, pe);
    }

    @Override
    public JSONObject onSuccess(UploadPortletRequest uploadPortletRequest, FileEntry fileEntry)
            throws PortalException {

        JSONObject jsonObject = _itemSelectorUploadResponseHandler.onSuccess(uploadPortletRequest, fileEntry);

        JSONObject fileJSONObject = jsonObject.getJSONObject("file");

        fileJSONObject.put("url", _getURL(uploadPortletRequest, fileEntry));

        return jsonObject;
    }

    private String _getURL(UploadPortletRequest uploadPortletRequest, FileEntry fileEntry) {

        try {
            ThemeDisplay themeDisplay = (ThemeDisplay) uploadPortletRequest.getAttribute(WebKeys.THEME_DISPLAY);

            return DLUtil.getPreviewURL(fileEntry, fileEntry.getLatestFileVersion(), themeDisplay,
                    StringPool.BLANK);
        } catch (PortalException pe) {
            if (_log.isWarnEnabled()) {
                _log.warn("Unable to get URL for file entry " + fileEntry.getFileEntryId(), pe);
            }
        }

        return StringPool.BLANK;
    }

    private static final Log _log = LogFactoryUtil.getLog(DLUploadResponseHandler.class);

    @Reference
    private ItemSelectorUploadResponseHandler _itemSelectorUploadResponseHandler;

}