BlogsContentEditorConfigContributor.java

/**
 * 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.blogs.editor.configuration.internal;

import com.liferay.blogs.item.selector.criterion.BlogsItemSelectorCriterion;
import com.liferay.blogs.web.constants.BlogsPortletKeys;
import com.liferay.item.selector.ItemSelector;
import com.liferay.item.selector.ItemSelectorCriterion;
import com.liferay.item.selector.ItemSelectorReturnType;
import com.liferay.item.selector.criteria.FileEntryItemSelectorReturnType;
import com.liferay.item.selector.criteria.URLItemSelectorReturnType;
import com.liferay.item.selector.criteria.image.criterion.ImageItemSelectorCriterion;
import com.liferay.item.selector.criteria.upload.criterion.UploadItemSelectorCriterion;
import com.liferay.item.selector.criteria.url.criterion.URLItemSelectorCriterion;
import com.liferay.portal.kernel.editor.configuration.BaseEditorConfigContributor;
import com.liferay.portal.kernel.editor.configuration.EditorConfigContributor;
import com.liferay.portal.kernel.json.JSONObject;
import com.liferay.portal.kernel.language.LanguageUtil;
import com.liferay.portal.kernel.portlet.RequestBackedPortletURLFactory;
import com.liferay.portal.kernel.theme.ThemeDisplay;
import com.liferay.portal.kernel.util.GetterUtil;
import com.liferay.portal.kernel.util.PortletKeys;
import com.liferay.portal.kernel.util.PropsKeys;
import com.liferay.portal.kernel.util.StringBundler;
import com.liferay.portal.util.PropsUtil;
import com.liferay.portal.util.PropsValues;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;

import javax.portlet.ActionRequest;
import javax.portlet.PortletURL;

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

/**
 * @author Roberto Díaz
 */
@Component(
	property = {
		"editor.config.key=contentEditor",
		"javax.portlet.name=" + BlogsPortletKeys.BLOGS,
		"javax.portlet.name=" + BlogsPortletKeys.BLOGS_ADMIN
	},
	service = EditorConfigContributor.class
)
public class BlogsContentEditorConfigContributor
	extends BaseEditorConfigContributor {

	@Override
	public void populateConfigJSONObject(
		JSONObject jsonObject, Map<String, Object> inputEditorTaglibAttributes,
		ThemeDisplay themeDisplay,
		RequestBackedPortletURLFactory requestBackedPortletURLFactory) {

		StringBundler sb = new StringBundler(6);

		sb.append("a[*](*); ");
		sb.append(getAllowedContentText());
		sb.append(" div(*); img[*] {height, width}; ");
		sb.append(getAllowedContentLists());
		sb.append(" p {text-align}; ");
		sb.append(getAllowedContentTable());

		jsonObject.put("allowedContent", sb.toString());

		String namespace = GetterUtil.getString(
			inputEditorTaglibAttributes.get(
				"liferay-ui:input-editor:namespace"));
		String name = GetterUtil.getString(
			inputEditorTaglibAttributes.get("liferay-ui:input-editor:name"));

		populateFileBrowserURL(
			jsonObject, themeDisplay, requestBackedPortletURLFactory,
			namespace + name + "selectItem");
	}

	@Reference(unbind = "-")
	public void setItemSelector(ItemSelector itemSelector) {
		_itemSelector = itemSelector;
	}

	protected String getAllowedContentLists() {
		return "li ol ul;";
	}

	protected String getAllowedContentTable() {
		return "table[border, cellpadding, cellspacing] {width}; tbody td " +
			"th[scope]; thead tr[scope];";
	}

	protected String getAllowedContentText() {
		return "b code em h1 h2 h3 h4 h5 h6 hr i pre strong u;";
	}

	protected void populateFileBrowserURL(
		JSONObject jsonObject, ThemeDisplay themeDisplay,
		RequestBackedPortletURLFactory requestBackedPortletURLFactory,
		String eventName) {

		List<ItemSelectorReturnType>
			blogsContentEditorDesiredItemSelectorReturnTypes =
				new ArrayList<>();

		blogsContentEditorDesiredItemSelectorReturnTypes.add(
			new FileEntryItemSelectorReturnType());

		blogsContentEditorDesiredItemSelectorReturnTypes.add(
			new URLItemSelectorReturnType());

		ItemSelectorCriterion blogsItemSelectorCriterion =
			new BlogsItemSelectorCriterion();

		blogsItemSelectorCriterion.setDesiredItemSelectorReturnTypes(
			blogsContentEditorDesiredItemSelectorReturnTypes);

		ItemSelectorCriterion imageItemSelectorCriterion =
			new ImageItemSelectorCriterion();

		imageItemSelectorCriterion.setDesiredItemSelectorReturnTypes(
			blogsContentEditorDesiredItemSelectorReturnTypes);

		ItemSelectorCriterion urlItemSelectorCriterion =
			new URLItemSelectorCriterion();

		List<ItemSelectorReturnType> urlDesiredItemSelectorReturnTypes =
			new ArrayList<>();

		urlDesiredItemSelectorReturnTypes.add(new URLItemSelectorReturnType());

		urlItemSelectorCriterion.setDesiredItemSelectorReturnTypes(
			urlDesiredItemSelectorReturnTypes);

		PortletURL uploadURL = requestBackedPortletURLFactory.createActionURL(
			PortletKeys.BLOGS);

		uploadURL.setParameter(
			ActionRequest.ACTION_NAME, "/blogs/upload_image");

		String[] extensions = PropsUtil.getArray(
			PropsKeys.BLOGS_IMAGE_EXTENSIONS);

		ItemSelectorCriterion uploadItemSelectorCriterion =
			new UploadItemSelectorCriterion(
				PortletKeys.BLOGS, uploadURL.toString(),
				LanguageUtil.get(themeDisplay.getLocale(), "blog-images"),
				PropsValues.BLOGS_IMAGE_MAX_SIZE, extensions);

		List<ItemSelectorReturnType> uploadDesiredItemSelectorReturnTypes =
			new ArrayList<>();

		uploadDesiredItemSelectorReturnTypes.add(
			new FileEntryItemSelectorReturnType());

		uploadItemSelectorCriterion.setDesiredItemSelectorReturnTypes(
			uploadDesiredItemSelectorReturnTypes);

		PortletURL itemSelectorURL = _itemSelector.getItemSelectorURL(
			requestBackedPortletURLFactory, eventName,
			blogsItemSelectorCriterion, imageItemSelectorCriterion,
			urlItemSelectorCriterion, uploadItemSelectorCriterion);

		jsonObject.put(
			"filebrowserImageBrowseLinkUrl", itemSelectorURL.toString());
		jsonObject.put("filebrowserImageBrowseUrl", itemSelectorURL.toString());
	}

	private ItemSelector _itemSelector;

}