Java tutorial
/** * 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.portal.kernel.templateparser; import com.liferay.asset.kernel.AssetRendererFactoryRegistryUtil; import com.liferay.asset.kernel.model.AssetRenderer; import com.liferay.asset.kernel.model.AssetRendererFactory; import com.liferay.document.library.kernel.service.DLAppLocalServiceUtil; import com.liferay.document.library.kernel.util.DLUtil; import com.liferay.petra.string.CharPool; import com.liferay.petra.string.StringBundler; import com.liferay.petra.string.StringPool; import com.liferay.portal.kernel.json.JSONFactoryUtil; 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.model.Group; import com.liferay.portal.kernel.model.Layout; import com.liferay.portal.kernel.repository.model.FileEntry; import com.liferay.portal.kernel.service.GroupLocalServiceUtil; import com.liferay.portal.kernel.service.LayoutLocalServiceUtil; import com.liferay.portal.kernel.theme.ThemeDisplay; import com.liferay.portal.kernel.util.GetterUtil; import com.liferay.portal.kernel.util.HttpUtil; import com.liferay.portal.kernel.util.JavaConstants; import com.liferay.portal.kernel.util.PortalUtil; import com.liferay.portal.kernel.util.Validator; import java.util.ArrayList; import java.util.HashMap; import java.util.LinkedHashMap; import java.util.List; import java.util.Map; import javax.portlet.PortletRequest; import javax.portlet.PortletResponse; import javax.servlet.http.HttpServletRequest; /** * @author Alexander Chow * @author Raymond Aug */ public class TemplateNode extends LinkedHashMap<String, Object> { public TemplateNode(ThemeDisplay themeDisplay, String name, String data, String type, Map<String, String> attributes) { _themeDisplay = themeDisplay; put("attributes", attributes); put("name", name); put("data", data); put("type", type); put("options", new ArrayList<String>()); put("optionsMap", new HashMap<String, String>()); } public void appendChild(TemplateNode templateNode) { _childTemplateNodes.put(templateNode.getName(), templateNode); put(templateNode.getName(), templateNode); } public void appendChildren(List<TemplateNode> templateNodes) { for (TemplateNode templateNode : templateNodes) { appendChild(templateNode); } } public void appendOption(String option) { List<String> options = getOptions(); options.add(option); } public void appendOptionMap(String value, String label) { Map<String, String> optionsMap = getOptionsMap(); optionsMap.put(value, label); } public void appendOptions(List<String> options) { List<String> curOptions = getOptions(); curOptions.addAll(options); } public void appendOptionsMap(Map<String, String> optionMap) { Map<String, String> optionsMap = getOptionsMap(); optionsMap.putAll(optionMap); } public void appendSibling(TemplateNode templateNode) { _siblingTemplateNodes.add(templateNode); } public String getAttribute(String name) { Map<String, String> attributes = getAttributes(); if (attributes == null) { return StringPool.BLANK; } return attributes.get(name); } public Map<String, String> getAttributes() { return (Map<String, String>) get("attributes"); } public TemplateNode getChild(String name) { return _childTemplateNodes.get(name); } public List<TemplateNode> getChildren() { return new ArrayList<>(_childTemplateNodes.values()); } public String getData() { String type = getType(); if (type.equals("document_library") || type.equals("image")) { return _getFileEntryData(); } else if (type.equals("link_to_layout")) { return _getLinkToLayoutData(); } return (String) get("data"); } public String getFriendlyUrl() { String type = getType(); if (type.equals("ddm-journal-article")) { return _getDDMJournalArticleFriendlyURL(); } else if (type.equals("link_to_layout")) { return _getLinkToLayoutFriendlyURL(); } return StringPool.BLANK; } public String getName() { return (String) get("name"); } public List<String> getOptions() { return (List<String>) get("options"); } public Map<String, String> getOptionsMap() { return (Map<String, String>) get("optionsMap"); } public List<TemplateNode> getSiblings() { return _siblingTemplateNodes; } public String getType() { return (String) get("type"); } public String getUrl() { String type = getType(); if (!type.equals("link_to_layout")) { return StringPool.BLANK; } String layoutType = getLayoutType(); if (Validator.isNull(layoutType)) { return StringPool.BLANK; } StringBundler sb = new StringBundler(5); if (layoutType.equals(_LAYOUT_TYPE_PRIVATE_GROUP)) { sb.append(PortalUtil.getPathFriendlyURLPrivateGroup()); } else if (layoutType.equals(_LAYOUT_TYPE_PRIVATE_USER)) { sb.append(PortalUtil.getPathFriendlyURLPrivateUser()); } else if (layoutType.equals(_LAYOUT_TYPE_PUBLIC)) { sb.append(PortalUtil.getPathFriendlyURLPublic()); } else { sb.append("@friendly_url_current@"); } sb.append(StringPool.SLASH); try { Group group = GroupLocalServiceUtil.getGroup(getLayoutGroupId()); String name = group.getFriendlyURL(); name = name.substring(1); sb.append(name); } catch (Exception e) { sb.append("@group_id@"); } sb.append(StringPool.SLASH); sb.append(getLayoutId()); return sb.toString(); } protected long getLayoutGroupId() { String data = (String) get("data"); int pos = data.lastIndexOf(CharPool.AT); if (pos != -1) { data = data.substring(pos + 1); } return GetterUtil.getLong(data); } protected long getLayoutId() { String data = (String) get("data"); int pos = data.indexOf(CharPool.AT); if (pos != -1) { data = data.substring(0, pos); } return GetterUtil.getLong(data); } protected String getLayoutType() { String data = (String) get("data"); int x = data.indexOf(CharPool.AT); int y = data.lastIndexOf(CharPool.AT); if ((x != -1) && (y != -1)) { if (x == y) { data = data.substring(x + 1); } else { data = data.substring(x + 1, y); } } return data; } private String _getDDMJournalArticleFriendlyURL() { if (_themeDisplay == null) { return StringPool.BLANK; } String data = (String) get("data"); try { JSONObject jsonObject = JSONFactoryUtil.createJSONObject(data); AssetRendererFactory<?> assetRendererFactory = AssetRendererFactoryRegistryUtil .getAssetRendererFactoryByClassName(jsonObject.getString("className")); if (assetRendererFactory == null) { return StringPool.BLANK; } long classPK = GetterUtil.getLong(jsonObject.getLong("classPK")); AssetRenderer<?> assetRenderer = assetRendererFactory.getAssetRenderer(classPK); if (assetRenderer == null) { return StringPool.BLANK; } HttpServletRequest httpServletRequest = _themeDisplay.getRequest(); PortletRequest portletRequest = (PortletRequest) httpServletRequest .getAttribute(JavaConstants.JAVAX_PORTLET_REQUEST); PortletResponse portletResponse = (PortletResponse) httpServletRequest .getAttribute(JavaConstants.JAVAX_PORTLET_RESPONSE); return assetRenderer.getURLViewInContext(PortalUtil.getLiferayPortletRequest(portletRequest), PortalUtil.getLiferayPortletResponse(portletResponse), StringPool.BLANK); } catch (Exception e) { } return StringPool.BLANK; } private String _getFileEntryData() { String data = (String) get("data"); try { JSONObject jsonObject = JSONFactoryUtil.createJSONObject(data); String uuid = jsonObject.getString("uuid"); long groupId = jsonObject.getLong("groupId"); if (Validator.isNull(uuid) && (groupId == 0)) { return StringPool.BLANK; } FileEntry fileEntry = DLAppLocalServiceUtil.getFileEntryByUuidAndGroupId(uuid, groupId); return DLUtil.getPreviewURL(fileEntry, fileEntry.getFileVersion(), null, StringPool.BLANK, false, true); } catch (Exception e) { } return StringPool.BLANK; } private String _getLinkToLayoutData() { String data = (String) get("data"); int pos = data.indexOf(CharPool.AT); if (pos != -1) { data = data.substring(0, pos); } return data; } private String _getLinkToLayoutFriendlyURL() { if (_themeDisplay == null) { return getUrl(); } String layoutType = getLayoutType(); if (Validator.isNull(layoutType)) { return StringPool.BLANK; } long groupId = getLayoutGroupId(); if (groupId == 0) { groupId = _themeDisplay.getScopeGroupId(); } boolean privateLayout = layoutType.startsWith("private"); try { Layout layout = LayoutLocalServiceUtil.getLayout(groupId, privateLayout, getLayoutId()); String layoutFriendlyURL = PortalUtil.getLayoutFriendlyURL(layout, _themeDisplay); return HttpUtil.removeDomain(layoutFriendlyURL); } catch (Exception e) { if (_log.isDebugEnabled()) { _log.debug("Unable to get friendly URL for URL " + _themeDisplay.getURLCurrent(), e); } return getUrl(); } } private static final String _LAYOUT_TYPE_PRIVATE_GROUP = "private-group"; private static final String _LAYOUT_TYPE_PRIVATE_USER = "private-user"; private static final String _LAYOUT_TYPE_PUBLIC = "public"; private static final Log _log = LogFactoryUtil.getLog(TemplateNode.class); private final Map<String, TemplateNode> _childTemplateNodes = new LinkedHashMap<>(); private final List<TemplateNode> _siblingTemplateNodes = new ArrayList<>(); private ThemeDisplay _themeDisplay; }