EditSessionServlet.java
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/*
* Decompiled with CFR 0_118.
*
* Could not load the following classes:
* com.adobe.cq.dam.cfm.ContentFragment
* com.adobe.cq.dam.cfm.ContentFragmentException
* com.adobe.cq.dam.cfm.VersionDef
* javax.servlet.ServletException
* org.apache.felix.scr.annotations.sling.SlingServlet
* org.apache.sling.api.SlingHttpServletRequest
* org.apache.sling.api.SlingHttpServletResponse
* org.apache.sling.api.resource.ModifiableValueMap
* org.apache.sling.api.resource.PersistenceException
* org.apache.sling.api.resource.Resource
* org.apache.sling.api.resource.ResourceResolver
* org.apache.sling.api.servlets.SlingAllMethodsServlet
* org.apache.sling.commons.json.JSONException
* org.apache.sling.commons.json.io.JSONWriter
* org.slf4j.Logger
* org.slf4j.LoggerFactory
*/
package com.adobe.cq.dam.cfm.impl.servlets;
import com.adobe.cq.dam.cfm.ContentFragment;
import com.adobe.cq.dam.cfm.ContentFragmentException;
import com.adobe.cq.dam.cfm.VersionDef;
import com.adobe.cq.dam.cfm.impl.FragmentImpl;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.Writer;
import java.util.Calendar;
import javax.servlet.ServletException;
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.ModifiableValueMap;
import org.apache.sling.api.resource.PersistenceException;
import org.apache.sling.api.resource.Resource;
import org.apache.sling.api.resource.ResourceResolver;
import org.apache.sling.api.servlets.SlingAllMethodsServlet;
import org.apache.sling.commons.json.JSONException;
import org.apache.sling.commons.json.io.JSONWriter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@SlingServlet(selectors={"cfm.edit"}, extensions={"json"}, resourceTypes={"dam:Asset"}, methods={"POST"})
public class EditSessionServlet
extends SlingAllMethodsServlet {
private final Logger log;
public EditSessionServlet() {
this.log = LoggerFactory.getLogger(this.getClass());
}
private void startEdit(ContentFragment fragment, SlingHttpServletRequest req, JSONWriter jw) throws JSONException {
try {
VersionDef version = fragment.createVersion(null, null);
String versionId = version.getIdentifier();
jw.key("token").value((Object)versionId);
jw.key("success").value(true);
}
catch (ContentFragmentException cfe) {
jw.key("success").value(false);
this.log.error("Could not create initial edit version.", (Throwable)cfe);
}
}
private void applyEdit(ContentFragment fragment, SlingHttpServletRequest req, JSONWriter jw) throws JSONException {
ResourceResolver resolver = req.getResourceResolver();
Resource fragmentRsc = (Resource)fragment.adaptTo(Resource.class);
Resource contentRsc = fragmentRsc.getChild("jcr:content");
if (contentRsc != null) {
ModifiableValueMap properties = (ModifiableValueMap)contentRsc.adaptTo(ModifiableValueMap.class);
properties.put((Object)"jcr:lastModified", (Object)Calendar.getInstance());
properties.put((Object)"jcr:lastModifiedBy", (Object)resolver.getUserID());
}
try {
resolver.commit();
jw.key("success").value(true);
}
catch (PersistenceException pe) {
jw.key("success").value(false);
this.log.error("Could not apply edit session; inconsistencies may have been caused.", (Throwable)pe);
}
}
private void cancelEdit(FragmentImpl fragment, SlingHttpServletRequest req, JSONWriter jw) throws JSONException {
String token = req.getParameter("token");
if (token == null) {
jw.key("success").value(false);
this.log.info("Missing 'token' parameter.");
return;
}
try {
VersionDef version = fragment.getVersionFromRef(token);
if (version != null) {
fragment.restoreVersion(version);
jw.key("success").value(true);
} else {
jw.key("success").value(false);
jw.key("invalidVersion").value(true);
}
}
catch (ContentFragmentException cfe) {
jw.key("success").value(false);
}
}
protected void doPost(SlingHttpServletRequest request, SlingHttpServletResponse response) throws ServletException, IOException {
String operation = request.getParameter(":operation");
if (operation == null) {
response.sendError(400, "No operation specified");
return;
}
Resource fragmentRsc = request.getResource();
ContentFragment _fragment = (ContentFragment)fragmentRsc.adaptTo(ContentFragment.class);
if (!(_fragment instanceof FragmentImpl)) {
response.sendError(404, "'" + fragmentRsc.getPath() + "' is not a valid content fragment.");
return;
}
FragmentImpl fragment = (FragmentImpl)_fragment;
response.setContentType("application/json");
response.setStatus(200);
PrintWriter pw = response.getWriter();
JSONWriter jw = new JSONWriter((Writer)pw);
try {
jw.object();
jw.key("operation").value((Object)operation);
if ("start".equals(operation)) {
this.startEdit(fragment, request, jw);
} else if ("apply".equals(operation)) {
this.applyEdit(fragment, request, jw);
} else if ("cancel".equals(operation)) {
this.cancelEdit(fragment, request, jw);
} else {
jw.key("success").value(false);
}
jw.endObject();
}
catch (JSONException je) {
throw new IOException((Throwable)je);
}
}
}