SkippedPagesServlet.java 9.77 KB
/*
 * Decompiled with CFR 0_118.
 * 
 * Could not load the following classes:
 *  com.day.cq.commons.TidyJSONWriter
 *  com.day.cq.commons.servlets.AbstractPredicateServlet
 *  com.day.cq.commons.servlets.HtmlStatusResponseHelper
 *  com.day.cq.wcm.api.Page
 *  com.day.cq.wcm.api.PageManager
 *  com.day.cq.wcm.api.PageManagerFactory
 *  com.day.cq.wcm.msm.api.LiveCopy
 *  com.day.text.Text
 *  javax.servlet.ServletException
 *  javax.servlet.http.HttpServletResponse
 *  org.apache.commons.collections.Predicate
 *  org.apache.commons.lang.StringUtils
 *  org.apache.felix.scr.annotations.Reference
 *  org.apache.felix.scr.annotations.sling.SlingServlet
 *  org.apache.sling.api.SlingHttpServletRequest
 *  org.apache.sling.api.SlingHttpServletResponse
 *  org.apache.sling.api.resource.Resource
 *  org.apache.sling.api.resource.ResourceResolver
 *  org.apache.sling.api.servlets.HtmlResponse
 *  org.slf4j.Logger
 *  org.slf4j.LoggerFactory
 */
package com.day.cq.wcm.msm.impl.servlets;

import com.day.cq.commons.TidyJSONWriter;
import com.day.cq.commons.servlets.AbstractPredicateServlet;
import com.day.cq.commons.servlets.HtmlStatusResponseHelper;
import com.day.cq.wcm.api.Page;
import com.day.cq.wcm.api.PageManager;
import com.day.cq.wcm.api.PageManagerFactory;
import com.day.cq.wcm.msm.api.LiveCopy;
import com.day.cq.wcm.msm.impl.LiveCopyManagerImpl;
import com.day.cq.wcm.msm.impl.LiveCopyServiceImpl;
import com.day.cq.wcm.msm.impl.Utils;
import com.day.text.Text;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.io.Writer;
import java.util.HashSet;
import java.util.Set;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.collections.Predicate;
import org.apache.commons.lang.StringUtils;
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.Resource;
import org.apache.sling.api.resource.ResourceResolver;
import org.apache.sling.api.servlets.HtmlResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

@SlingServlet(resourceTypes={"sling/servlet/default"}, extensions={"json"}, selectors={"skippedpages"}, methods={"POST", "GET"})
public class SkippedPagesServlet
extends AbstractPredicateServlet {
    private static final long serialVersionUID = -2541666501365051377L;
    private static final HashSet<String> POST_COMMANDS = new HashSet<String>(2){};
    private static final Logger log = LoggerFactory.getLogger(SkippedPagesServlet.class);
    private static final String TIDY_PARAM = "tidy";
    private static final String CMD_PARAM = "cmd";
    private static final String SKIPPED_PAGE_PARAM = "skippedPage";
    @Reference
    private LiveCopyServiceImpl liveCopyService = null;
    @Reference
    private PageManagerFactory pageManagerFactory = null;

    protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response, Predicate predicate) throws ServletException, IOException {
        Resource resource = request.getResource();
        Page currentPage = (Page)resource.adaptTo(Page.class);
        if (currentPage == null) {
            HtmlStatusResponseHelper.createStatusResponse((int)415, (String)"Can only change Pages' skipping state").send((HttpServletResponse)response, true);
            return;
        }
        StringWriter buf = new StringWriter();
        TidyJSONWriter w = new TidyJSONWriter((Writer)buf);
        w.setTidy("true".equals(request.getParameter("tidy")));
        try {
            String requestPath = request.getResource().getPath();
            LiveCopyManagerImpl liveCopyManager = this.liveCopyService.createLiveCopyManager(request.getResourceResolver());
            LiveCopyManagerImpl.LiveCopyImpl liveCopy = liveCopyManager.getContainingLiveCopy(requestPath);
            if (liveCopy != null && !liveCopy.getExclusions().isEmpty()) {
                PageManager pm = this.pageManagerFactory.getPageManager(request.getResourceResolver());
                w.array();
                for (String relPath : liveCopy.getExclusions()) {
                    String sourcePath;
                    Page sourcePage;
                    String absPath = Utils.appendPath(liveCopy.getPath(), relPath);
                    if (!Text.getRelativeParent((String)absPath, (int)1).equals(currentPage.getPath()) || pm.getPage(absPath) != null || (sourcePage = pm.getPage(sourcePath = Utils.appendPath(liveCopy.getBlueprintPath(), relPath))) == null) continue;
                    w.object();
                    w.key("path").value((Object)sourcePage.getPath());
                    w.key("name").value((Object)sourcePage.getName());
                    w.key("title").value((Object)(StringUtils.isAlpha((String)sourcePage.getTitle()) ? sourcePage.getName() : sourcePage.getTitle()));
                    w.endObject();
                }
                w.endArray();
            }
        }
        catch (Exception e) {
            HtmlStatusResponseHelper.createStatusResponse((boolean)false, (String)("Error while computing skipped pages: " + e.getMessage())).send((HttpServletResponse)response, true);
        }
        response.setContentType("application/json");
        response.setCharacterEncoding("utf-8");
        response.getWriter().print(buf.getBuffer().toString());
    }

    protected void doPost(SlingHttpServletRequest request, SlingHttpServletResponse response) throws ServletException, IOException {
        HtmlResponse htmlResponse;
        String[] skippedPages = request.getParameterValues("skippedPage");
        if (skippedPages == null || skippedPages.length == 0) {
            HtmlStatusResponseHelper.createStatusResponse((int)400, (String)"No Skipped Pages parameter set").send((HttpServletResponse)response, true);
            return;
        }
        String cmd = request.getParameter("cmd");
        if (!POST_COMMANDS.contains(cmd)) {
            HtmlStatusResponseHelper.createStatusResponse((int)400, (String)"No valid cmd parameter set").send((HttpServletResponse)response, true);
            return;
        }
        Resource resource = request.getResource();
        Page currentPage = (Page)resource.adaptTo(Page.class);
        if (currentPage == null) {
            HtmlStatusResponseHelper.createStatusResponse((int)415, (String)"Can only change Pages' skipping state").send((HttpServletResponse)response, true);
            return;
        }
        String requestPath = request.getResource().getPath();
        LiveCopyManagerImpl liveCopyManager = this.liveCopyService.createLiveCopyManager(request.getResourceResolver());
        try {
            LiveCopyManagerImpl.LiveCopyImpl liveCopy = liveCopyManager.getContainingLiveCopy(requestPath);
            if (liveCopy == null) {
                HtmlStatusResponseHelper.createStatusResponse((int)415, (String)"Page not contained in a LiveCopy").send((HttpServletResponse)response, true);
                return;
            }
            if ("append".equals(cmd)) {
                SkippedPagesServlet.processAppend(liveCopy, requestPath, skippedPages);
                htmlResponse = HtmlStatusResponseHelper.createStatusResponse((boolean)true, (String)"Page(s) appended to LiveCopy's exclusion List.");
            } else {
                SkippedPagesServlet.processRemove(liveCopy, requestPath, skippedPages);
                htmlResponse = HtmlStatusResponseHelper.createStatusResponse((boolean)true, (String)"Page(s) from LiveCopy's exclusion list.");
            }
            request.getResourceResolver().commit();
        }
        catch (Exception e) {
            log.error("Error while appending or removing skipped pages.", (Throwable)e);
            htmlResponse = HtmlStatusResponseHelper.createStatusResponse((boolean)false, (String)("Error while appending or removing skipped pages: " + e.getMessage()));
        }
        htmlResponse.send((HttpServletResponse)response, true);
    }

    private static /* varargs */ void processRemove(LiveCopyManagerImpl.LiveCopyImpl liveCopy, String requestPath, String ... skippedPages) {
        for (String skippedPage : skippedPages) {
            String absPath = Utils.appendPath(requestPath, skippedPage);
            if (liveCopy.contains(absPath) || liveCopy.getPath().equals(absPath)) continue;
            liveCopy.removeExclusion(SkippedPagesServlet.makeRelative(liveCopy, absPath));
        }
    }

    private static /* varargs */ void processAppend(LiveCopyManagerImpl.LiveCopyImpl liveCopy, String requestPath, String ... skippedPages) {
        for (String skippedPage : skippedPages) {
            String absPath = Utils.appendPath(requestPath, skippedPage);
            if (!liveCopy.contains(absPath) || liveCopy.getPath().equals(absPath)) continue;
            liveCopy.addExclusion(SkippedPagesServlet.makeRelative(liveCopy, absPath));
        }
    }

    private static String makeRelative(LiveCopy liveCopy, String absPath) {
        if (Text.isDescendant((String)liveCopy.getPath(), (String)absPath)) {
            return absPath.substring(liveCopy.getPath().length() + 1);
        }
        return null;
    }

    protected void bindLiveCopyService(LiveCopyServiceImpl liveCopyServiceImpl) {
        this.liveCopyService = liveCopyServiceImpl;
    }

    protected void unbindLiveCopyService(LiveCopyServiceImpl liveCopyServiceImpl) {
        if (this.liveCopyService == liveCopyServiceImpl) {
            this.liveCopyService = null;
        }
    }

    protected void bindPageManagerFactory(PageManagerFactory pageManagerFactory) {
        this.pageManagerFactory = pageManagerFactory;
    }

    protected void unbindPageManagerFactory(PageManagerFactory pageManagerFactory) {
        if (this.pageManagerFactory == pageManagerFactory) {
            this.pageManagerFactory = null;
        }
    }

}