TaskCommandServlet.java
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/*
* Decompiled with CFR 0_118.
*
* Could not load the following classes:
* com.adobe.granite.taskmanagement.Task
* com.adobe.granite.taskmanagement.TaskManager
* com.adobe.granite.taskmanagement.TaskManagerException
* com.adobe.granite.taskmanagement.TaskManagerFactory
* com.adobe.granite.workflow.exec.Status
* javax.jcr.RepositoryException
* javax.jcr.Session
* javax.servlet.Servlet
* javax.servlet.ServletException
* javax.servlet.ServletInputStream
* org.apache.commons.io.IOUtils
* org.apache.felix.scr.annotations.Component
* org.apache.felix.scr.annotations.Properties
* org.apache.felix.scr.annotations.Property
* org.apache.felix.scr.annotations.Service
* org.apache.sling.api.SlingHttpServletRequest
* org.apache.sling.api.SlingHttpServletResponse
* org.apache.sling.api.request.RequestPathInfo
* 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.JSONObject
* org.apache.sling.commons.json.io.JSONWriter
* org.slf4j.Logger
* org.slf4j.LoggerFactory
*/
package com.adobe.granite.taskmanagement.impl.servlet;
import com.adobe.granite.taskmanagement.Task;
import com.adobe.granite.taskmanagement.TaskManager;
import com.adobe.granite.taskmanagement.TaskManagerException;
import com.adobe.granite.taskmanagement.TaskManagerFactory;
import com.adobe.granite.taskmanagement.impl.service.TaskManagerImpl;
import com.adobe.granite.taskmanagement.impl.servlet.TaskJSONField;
import com.adobe.granite.taskmanagement.impl.servlet.TaskServletUtils;
import com.adobe.granite.workflow.exec.Status;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.io.Writer;
import java.text.MessageFormat;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import javax.servlet.Servlet;
import javax.servlet.ServletException;
import javax.servlet.ServletInputStream;
import org.apache.commons.io.IOUtils;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Properties;
import org.apache.felix.scr.annotations.Property;
import org.apache.felix.scr.annotations.Service;
import org.apache.sling.api.SlingHttpServletRequest;
import org.apache.sling.api.SlingHttpServletResponse;
import org.apache.sling.api.request.RequestPathInfo;
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.JSONObject;
import org.apache.sling.commons.json.io.JSONWriter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Component
@Service(value={Servlet.class})
@Properties(value={@Property(name="sling.servlet.paths", value={"/libs/granite/taskmanager/createtask", "/libs/granite/taskmanager/updatetask", "/libs/granite/taskmanager/deletetask"})})
public class TaskCommandServlet
extends SlingAllMethodsServlet {
private static final Logger logger = LoggerFactory.getLogger(TaskCommandServlet.class);
protected static final String CREATE_TASK_PATH = "/libs/granite/taskmanager/createtask";
protected static final String UPDATE_TASK_PATH = "/libs/granite/taskmanager/updatetask";
protected static final String DELETE_TASK_PATH = "/libs/granite/taskmanager/deletetask";
private static final String PARNAME_TASK_ID = "taskId";
private static final String PARNAME_FROM_RESOURCE = "fromResource";
protected void doPost(SlingHttpServletRequest request, SlingHttpServletResponse response) throws ServletException, IOException {
logger.debug("{}.doPost called", (Object)this.getClass().getName());
ResourceResolver resolver = request.getResourceResolver();
RequestPathInfo pathInfo = request.getRequestPathInfo();
boolean fromResource = Boolean.parseBoolean(request.getParameter("fromResource"));
TaskManager taskManager = null;
try {
JSONObject jsonTask;
String taskId = request.getParameter("taskId");
Task resultingTask = null;
if ("/libs/granite/taskmanager/createtask".equals(pathInfo.getResourcePath())) {
taskManager = (TaskManager)resolver.adaptTo(TaskManager.class);
jsonTask = this.readJSONTaskFromRequest(request);
resultingTask = this.createTaskFromJSON(taskManager, jsonTask);
} else if ("/libs/granite/taskmanager/updatetask".equals(pathInfo.getResourcePath())) {
jsonTask = this.readJSONTaskFromRequest(request);
if (taskId == null) {
throw new ServletException("taskId parameter required to update tasks");
}
taskManager = this.getTaskManager(resolver, fromResource, taskId, "set_property");
String selectedAction = request.getParameter("selectedAction");
resultingTask = this.updateTaskFromJSON(taskManager, jsonTask, taskId, selectedAction);
} else if ("/libs/granite/taskmanager/deletetask".equals(pathInfo.getResourcePath())) {
if (taskId == null) {
throw new ServletException("taskId parameter required to update tasks");
}
taskManager = this.getTaskManager(resolver, fromResource, taskId, "remove");
taskManager.deleteTask(taskId);
} else {
throw new ServletException(MessageFormat.format("Unknown task command {0}", pathInfo.getResourcePath()));
}
if (resultingTask != null) {
response.setContentType("application/json");
response.setCharacterEncoding("utf-8");
JSONWriter w = new JSONWriter((Writer)response.getWriter());
w.setTidy(true);
TaskServletUtils.writeTaskInfo(w, resultingTask);
}
}
catch (Exception e) {
logger.error("Failed to create/update the task", (Throwable)e);
response.setStatus(400);
}
}
private TaskManager getTaskManager(ResourceResolver resolver, boolean fromResource, String taskId, String permission) throws ServletException {
TaskManager taskManager = null;
if (fromResource) {
if (taskId == null) {
throw new ServletException("taskId parameter required");
}
if (this.hasWriteAccess(resolver, taskId, permission)) {
Resource taskResource = resolver.getResource(taskId);
taskManager = (TaskManager)taskResource.adaptTo(TaskManager.class);
} else {
taskManager = (TaskManager)resolver.adaptTo(TaskManager.class);
}
}
if (taskManager == null) {
taskManager = (TaskManager)resolver.adaptTo(TaskManager.class);
}
return taskManager;
}
private boolean hasWriteAccess(ResourceResolver resourceResolver, String taskId, String permission) {
Session session = (Session)resourceResolver.adaptTo(Session.class);
try {
return session.hasPermission(taskId, permission);
}
catch (RepositoryException e) {
logger.error("error checking access for task: " + taskId, (Throwable)e);
return false;
}
}
private JSONObject readJSONTaskFromRequest(SlingHttpServletRequest request) throws TaskManagerException, JSONException, IOException {
JSONObject jsonTask;
if (request.getContentType() != null && request.getContentType().startsWith("application/x-www-form-urlencoded")) {
jsonTask = this.extractJSONTaskFromUrlEncoded(request);
} else {
String jsonPayload = TaskCommandServlet.readJSON(request);
jsonTask = new JSONObject(jsonPayload);
}
return jsonTask;
}
private JSONObject extractJSONTaskFromUrlEncoded(SlingHttpServletRequest request) throws TaskManagerException, JSONException {
JSONObject task = new JSONObject();
JSONObject properties = new JSONObject();
Map parameterMap = request.getParameterMap();
for (String key : parameterMap.keySet()) {
if ("task:id".equals(key)) {
task.put(TaskJSONField.TASK_ID.getValue(), (Object)this.getStringParameterValue(parameterMap, key));
continue;
}
if ("task:taskType".equals(key)) {
task.put(TaskJSONField.TASK_TYPE_NAME.getValue(), (Object)this.getStringParameterValue(parameterMap, key));
continue;
}
if ("task:parentTaskId".equals(key)) {
task.put(TaskJSONField.PARENT_TASK_ID.getValue(), (Object)this.getStringParameterValue(parameterMap, key));
continue;
}
if ("task:description".equals(key)) {
task.put(TaskJSONField.DESCRIPTION.getValue(), (Object)this.getStringParameterValue(parameterMap, key));
continue;
}
if ("task:instructions".equals(key)) {
task.put(TaskJSONField.INSTRUCTIONS.getValue(), (Object)this.getStringParameterValue(parameterMap, key));
continue;
}
if ("task:owner".equals(key)) {
task.put(TaskJSONField.OWNER_ID.getValue(), (Object)this.getStringParameterValue(parameterMap, key));
continue;
}
if ("task:name".equals(key)) {
task.put(TaskJSONField.NAME.getValue(), (Object)this.getStringParameterValue(parameterMap, key));
continue;
}
if ("task:status".equals(key)) {
task.put(TaskJSONField.STATUS.getValue(), (Object)this.getStringParameterValue(parameterMap, key));
continue;
}
if (!key.startsWith("task:")) continue;
String trimKey = key.substring("task:".length());
properties.put(trimKey, (Object)this.getStringParameterValue(parameterMap, key));
}
task.put(TaskJSONField.PROPERTIES.getValue(), (Object)properties);
return task;
}
private String getStringParameterValue(Map parameterMap, String key) {
if (parameterMap == null || key == null) {
return null;
}
Object result = parameterMap.get(key);
if (result.getClass().isArray()) {
Object[] arrayResult = (Object[])result;
if (arrayResult.length > 0) {
return arrayResult[0].toString();
}
return null;
}
return result.toString();
}
private static String readString(JSONObject object, String key) throws JSONException {
if (object.has(key)) {
return object.getString(key);
}
return null;
}
private Task updateTaskFromJSON(TaskManager taskManager, JSONObject jsonTask, String taskId, String selectedAction) throws TaskManagerException, JSONException {
Task task = taskManager.getTask(taskId);
Iterator keys = jsonTask.keys();
Status newStatus = null;
block15 : while (keys.hasNext()) {
String key = (String)keys.next();
TaskJSONField field = TaskJSONField.getFieldFromKey(key);
if (field == null) {
logger.debug("Unknown property posted: {}", (Object)key);
throw new TaskManagerException(MessageFormat.format("Unknown property [{0}] posted while attempting to update a task", key));
}
String value = TaskCommandServlet.readString(jsonTask, key);
switch (field) {
case DESCRIPTION: {
task.setDescription(value);
break;
}
case INSTRUCTIONS: {
task.setInstructions(value);
break;
}
case NAME: {
task.setName(value);
break;
}
case OWNER_ID: {
task.setCurrentAssignee(value);
break;
}
case CONTENT_PATH: {
task.setContentPath(value);
break;
}
case PROPERTIES: {
JSONObject properties = jsonTask.getJSONObject(TaskJSONField.PROPERTIES.getValue());
if (properties == null) continue block15;
Iterator iter = properties.keys();
while (iter.hasNext()) {
String propertyName = (String)iter.next();
String propertyValue = properties.getString(propertyName);
task.setProperty(propertyName, (Object)propertyValue);
}
continue block15;
}
case STATUS: {
if (task.getStatus().name().equals(value)) continue block15;
try {
newStatus = Status.valueOf((String)value.toUpperCase());
break;
}
catch (IllegalArgumentException e) {
throw new TaskManagerException(MessageFormat.format("Unknown task status [{0}]", value));
}
}
case TASK_TYPE_NAME: {
logger.debug("Property [{}] ignored during task update", (Object)key);
break;
}
default: {
logger.debug("Property [{}] ignored during task update", (Object)key);
}
}
}
Task result = null;
result = Status.COMPLETE == newStatus && taskManager instanceof TaskManagerImpl ? ((TaskManagerImpl)taskManager).saveTask(task, false) : taskManager.saveTask(task);
if (newStatus != null) {
switch (newStatus) {
case COMPLETE: {
taskManager.completeTask(taskId, selectedAction);
result = taskManager.getTask(taskId);
break;
}
default: {
throw new TaskManagerException(MessageFormat.format("Unable to change status to [{0}]", new Object[]{newStatus}));
}
}
}
return result;
}
private Task createTaskFromJSON(TaskManager taskManager, JSONObject jsonTask) throws TaskManagerException, JSONException {
String taskType = TaskCommandServlet.readString(jsonTask, TaskJSONField.TASK_TYPE_NAME.getValue()) == null ? "Default" : TaskCommandServlet.readString(jsonTask, TaskJSONField.TASK_TYPE_NAME.getValue());
Task task = taskManager.getTaskManagerFactory().newTask(taskType);
task.setName(TaskCommandServlet.readString(jsonTask, TaskJSONField.NAME.getValue()));
task.setDescription(TaskCommandServlet.readString(jsonTask, TaskJSONField.DESCRIPTION.getValue()));
task.setInstructions(TaskCommandServlet.readString(jsonTask, TaskJSONField.INSTRUCTIONS.getValue()));
task.setCurrentAssignee(TaskCommandServlet.readString(jsonTask, TaskJSONField.OWNER_ID.getValue()));
task.setContentPath(TaskCommandServlet.readString(jsonTask, TaskJSONField.CONTENT_PATH.getValue()));
JSONObject properties = null;
if (jsonTask.has(TaskJSONField.PROPERTIES.getValue())) {
properties = jsonTask.getJSONObject(TaskJSONField.PROPERTIES.getValue());
}
if (properties != null) {
Iterator iter = properties.keys();
while (iter.hasNext()) {
String propertyName = (String)iter.next();
String propertyValue = properties.getString(propertyName);
task.setProperty(propertyName, (Object)propertyValue);
}
}
String parentTaskId = this.getJSONValueOrNull(jsonTask, TaskJSONField.PARENT_TASK_ID.getValue());
Task taskCreationResult = null;
taskCreationResult = parentTaskId != null ? taskManager.createTask(parentTaskId, task) : taskManager.createTask(task);
return taskCreationResult;
}
private String getJSONValueOrNull(JSONObject jsonTask, String parentTaskId) {
try {
return jsonTask.getString(parentTaskId);
}
catch (JSONException e) {
return null;
}
}
public static String readJSON(SlingHttpServletRequest request) throws IOException {
return IOUtils.toString((InputStream)request.getInputStream(), (String)"utf-8");
}
public static String readJSON(BufferedReader reader) throws IOException {
String json = "";
String line = reader.readLine();
while (line != null) {
json = json + line;
line = reader.readLine();
}
return json;
}
}