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com.liferay.wiki.web.internal.util.WikiUtil Maven / Gradle / Ivy
/**
* SPDX-FileCopyrightText: (c) 2000 Liferay, Inc. https://liferay.com
* SPDX-License-Identifier: LGPL-2.1-or-later OR LicenseRef-Liferay-DXP-EULA-2.0.0-2023-06
*/
package com.liferay.wiki.web.internal.util;
import com.liferay.diff.DiffVersion;
import com.liferay.diff.DiffVersionsInfo;
import com.liferay.petra.io.unsync.UnsyncStringWriter;
import com.liferay.petra.string.StringBundler;
import com.liferay.petra.string.StringPool;
import com.liferay.portal.kernel.dao.orm.QueryUtil;
import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.language.LanguageUtil;
import com.liferay.portal.kernel.module.service.Snapshot;
import com.liferay.portal.kernel.portlet.PortletURLUtil;
import com.liferay.portal.kernel.security.permission.ActionKeys;
import com.liferay.portal.kernel.security.permission.PermissionChecker;
import com.liferay.portal.kernel.security.permission.resource.ModelResourcePermission;
import com.liferay.portal.kernel.servlet.PipingServletResponse;
import com.liferay.portal.kernel.theme.ThemeDisplay;
import com.liferay.portal.kernel.util.ArrayUtil;
import com.liferay.portal.kernel.util.ListUtil;
import com.liferay.portal.kernel.util.ParamUtil;
import com.liferay.portal.kernel.util.URLCodec;
import com.liferay.portal.kernel.util.WebKeys;
import com.liferay.wiki.engine.WikiEngine;
import com.liferay.wiki.engine.WikiEngineRenderer;
import com.liferay.wiki.exception.WikiFormatException;
import com.liferay.wiki.model.WikiNode;
import com.liferay.wiki.model.WikiPage;
import com.liferay.wiki.model.WikiPageDisplay;
import com.liferay.wiki.service.WikiPageLocalService;
import com.liferay.wiki.util.comparator.PageVersionComparator;
import java.io.IOException;
import java.io.Writer;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import javax.portlet.PortletURL;
import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.jsp.PageContext;
/**
* @author Brian Wing Shun Chan
* @author Jorge Ferrer
*/
public class WikiUtil {
public static String getAttachmentURLPrefix(
String mainPath, long plid, long nodeId, String title) {
return StringBundler.concat(
mainPath, "/wiki/get_page_attachment?p_l_id=", plid, "&nodeId=",
nodeId, "&title=", URLCodec.encodeURL(title), "&fileName=");
}
public static DiffVersionsInfo getDiffVersionsInfo(
long nodeId, String title, double sourceVersion, double targetVersion,
HttpServletRequest httpServletRequest) {
double previousVersion = 0;
double nextVersion = 0;
WikiPageLocalService wikiPageLocalService =
_wikiPageLocalServiceSnapshot.get();
List pages = wikiPageLocalService.getPages(
nodeId, title, QueryUtil.ALL_POS, QueryUtil.ALL_POS,
PageVersionComparator.getInstance(true));
for (WikiPage page : pages) {
if ((page.getVersion() < sourceVersion) &&
(page.getVersion() > previousVersion)) {
previousVersion = page.getVersion();
}
if ((page.getVersion() > targetVersion) &&
((page.getVersion() < nextVersion) || (nextVersion == 0))) {
nextVersion = page.getVersion();
}
}
List diffVersions = new ArrayList<>();
for (WikiPage page : pages) {
String extraInfo = StringPool.BLANK;
if (page.isMinorEdit()) {
extraInfo = LanguageUtil.get(httpServletRequest, "minor-edit");
}
DiffVersion diffVersion = new DiffVersion(
page.getUserId(), page.getVersion(), page.getModifiedDate(),
page.getSummary(), extraInfo);
diffVersions.add(diffVersion);
}
return new DiffVersionsInfo(diffVersions, nextVersion, previousVersion);
}
public static String getFormatLabel(
WikiEngineRenderer wikiEngineRenderer, String format, Locale locale) {
WikiEngine wikiEngine = wikiEngineRenderer.fetchWikiEngine(format);
if (wikiEngine != null) {
return wikiEngine.getFormatLabel(locale);
}
return StringPool.BLANK;
}
public static String getFormattedContent(
WikiEngineRenderer wikiEngineRenderer, RenderRequest renderRequest,
RenderResponse renderResponse, WikiPage page,
PortletURL viewPageURL, PortletURL editPageURL, String title,
boolean preview)
throws Exception {
ThemeDisplay themeDisplay = (ThemeDisplay)renderRequest.getAttribute(
WebKeys.THEME_DISPLAY);
double version = ParamUtil.getDouble(renderRequest, "version");
PortletURL curViewPageURL = PortletURLUtil.clone(
viewPageURL, renderResponse);
PortletURL curEditPageURL = PortletURLUtil.clone(
editPageURL, renderResponse);
String attachmentURLPrefix = StringBundler.concat(
themeDisplay.getPathMain(), "/wiki/get_page_attachment?p_l_id=",
themeDisplay.getPlid(), "&nodeId=", page.getNodeId(), "&title=",
URLCodec.encodeURL(page.getTitle()), "&fileName=");
if (!preview && (version == 0)) {
WikiPageLocalService wikiPageLocalService =
_wikiPageLocalServiceSnapshot.get();
WikiPageDisplay pageDisplay = wikiPageLocalService.getDisplay(
page.getNodeId(), title, curViewPageURL, () -> curEditPageURL,
attachmentURLPrefix);
if (pageDisplay != null) {
return pageDisplay.getFormattedContent();
}
}
return wikiEngineRenderer.convert(
page, curViewPageURL, curEditPageURL, attachmentURLPrefix);
}
public static List getNodes(
List nodes, String[] hiddenNodes,
PermissionChecker permissionChecker)
throws PortalException {
nodes = ListUtil.copy(nodes);
Arrays.sort(hiddenNodes);
Iterator iterator = nodes.iterator();
while (iterator.hasNext()) {
WikiNode node = iterator.next();
ModelResourcePermission wikiNodeModelResourcePermission =
_wikiNodeModelResourcePermissionSnapshot.get();
if (!(Arrays.binarySearch(hiddenNodes, node.getName()) < 0) ||
!wikiNodeModelResourcePermission.contains(
permissionChecker, node, ActionKeys.VIEW)) {
iterator.remove();
}
}
return nodes;
}
public static List orderNodes(
List nodes, String[] visibleNodeNames) {
if (ArrayUtil.isEmpty(visibleNodeNames)) {
return nodes;
}
nodes = ListUtil.copy(nodes);
List orderedNodes = new ArrayList<>(nodes.size());
for (String visibleNodeName : visibleNodeNames) {
for (WikiNode node : nodes) {
String name = node.getName();
if (name.equals(visibleNodeName)) {
orderedNodes.add(node);
nodes.remove(node);
break;
}
}
}
orderedNodes.addAll(nodes);
return orderedNodes;
}
public static void renderEditPageHTML(
WikiEngineRenderer wikiEngineRenderer, String format,
PageContext pageContext, WikiNode node, WikiPage page)
throws IOException, ServletException, WikiFormatException {
WikiEngine wikiEngine = wikiEngineRenderer.fetchWikiEngine(format);
if (wikiEngine == null) {
throw new WikiFormatException();
}
HttpServletResponse httpServletResponse =
(HttpServletResponse)pageContext.getResponse();
UnsyncStringWriter unsyncStringWriter = new UnsyncStringWriter();
PipingServletResponse pipingServletResponse = new PipingServletResponse(
httpServletResponse, unsyncStringWriter);
wikiEngine.renderEditPage(
pageContext.getRequest(), pipingServletResponse, node, page);
Writer writer = pageContext.getOut();
StringBundler sb = unsyncStringWriter.getStringBundler();
writer.write(sb.toString());
}
private static final Snapshot>
_wikiNodeModelResourcePermissionSnapshot = new Snapshot<>(
WikiUtil.class, Snapshot.cast(ModelResourcePermission.class),
"(model.class.name=com.liferay.wiki.model.WikiNode)");
private static final Snapshot
_wikiPageLocalServiceSnapshot = new Snapshot<>(
WikiUtil.class, WikiPageLocalService.class);
}
