/*
* Copyright (c) 2010-2017, b3log.org & hacpai.com
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.b3log.solo.processor.console;
import org.b3log.latke.Keys;
import org.b3log.latke.Latkes;
import org.b3log.latke.ioc.inject.Inject;
import org.b3log.latke.logging.Level;
import org.b3log.latke.logging.Logger;
import org.b3log.latke.service.LangPropsService;
import org.b3log.latke.servlet.HTTPRequestContext;
import org.b3log.latke.servlet.HTTPRequestMethod;
import org.b3log.latke.servlet.annotation.RequestProcessing;
import org.b3log.latke.servlet.annotation.RequestProcessor;
import org.b3log.latke.servlet.renderer.JSONRenderer;
import org.b3log.latke.util.Requests;
import org.b3log.solo.model.Comment;
import org.b3log.solo.service.CommentMgmtService;
import org.b3log.solo.service.CommentQueryService;
import org.b3log.solo.service.UserQueryService;
import org.b3log.solo.util.QueryResults;
import org.json.JSONObject;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.List;
/**
* Comment console request processing.
*
* @author <a href="http://88250.b3log.org">Liang Ding</a>
* @version 1.0.0.1, Feb 28, 2014
* @since 0.4.0
*/
@RequestProcessor
public class CommentConsole {
/**
* Logger.
*/
private static final Logger LOGGER = Logger.getLogger(CommentConsole.class.getName());
/**
* User query service.
*/
@Inject
private UserQueryService userQueryService;
/**
* Comment query service.
*/
@Inject
private CommentQueryService commentQueryService;
/**
* Comment management service.
*/
@Inject
private CommentMgmtService commentMgmtService;
/**
* Language service.
*/
@Inject
private LangPropsService langPropsService;
/**
* Removes a comment of an article by the specified request.
*
* <p>
* Renders the response with a json object, for example,
* <pre>
* {
* "sc": boolean,
* "msg": ""
* }
* </pre>
* </p>
*
* @param request the specified http servlet request
* @param response the specified http servlet response
* @param context the specified http request context
* @throws Exception exception
*/
@RequestProcessing(value = "/console/page/comment/*", method = HTTPRequestMethod.DELETE)
public void removePageComment(final HttpServletRequest request, final HttpServletResponse response, final HTTPRequestContext context)
throws Exception {
if (!userQueryService.isLoggedIn(request, response)) {
response.sendError(HttpServletResponse.SC_FORBIDDEN);
return;
}
final JSONRenderer renderer = new JSONRenderer();
context.setRenderer(renderer);
final JSONObject ret = new JSONObject();
renderer.setJSONObject(ret);
try {
final String commentId = request.getRequestURI().substring((Latkes.getContextPath() + "/console/page/comment/").length());
if (!commentQueryService.canAccessComment(commentId, request)) {
ret.put(Keys.STATUS_CODE, false);
ret.put(Keys.MSG, langPropsService.get("forbiddenLabel"));
return;
}
commentMgmtService.removePageComment(commentId);
ret.put(Keys.STATUS_CODE, true);
ret.put(Keys.MSG, langPropsService.get("removeSuccLabel"));
} catch (final Exception e) {
LOGGER.log(Level.ERROR, e.getMessage(), e);
ret.put(Keys.STATUS_CODE, false);
ret.put(Keys.MSG, langPropsService.get("removeFailLabel"));
}
}
/**
* Removes a comment of an article by the specified request.
*
* <p>
* Renders the response with a json object, for example,
* <pre>
* {
* "sc": boolean,
* "msg": ""
* }
* </pre>
* </p>
*
* @param request the specified http servlet request
* @param response the specified http servlet response
* @param context the specified http request context
* @throws Exception exception
*/
@RequestProcessing(value = "/console/article/comment/*", method = HTTPRequestMethod.DELETE)
public void removeArticleComment(final HttpServletRequest request, final HttpServletResponse response, final HTTPRequestContext context)
throws Exception {
if (!userQueryService.isLoggedIn(request, response)) {
response.sendError(HttpServletResponse.SC_FORBIDDEN);
return;
}
final JSONRenderer renderer = new JSONRenderer();
context.setRenderer(renderer);
final JSONObject ret = new JSONObject();
renderer.setJSONObject(ret);
try {
final String commentId = request.getRequestURI().substring((Latkes.getContextPath() + "/console/article/comment/").length());
if (!commentQueryService.canAccessComment(commentId, request)) {
ret.put(Keys.STATUS_CODE, false);
ret.put(Keys.MSG, langPropsService.get("forbiddenLabel"));
return;
}
commentMgmtService.removeArticleComment(commentId);
ret.put(Keys.STATUS_CODE, true);
ret.put(Keys.MSG, langPropsService.get("removeSuccLabel"));
} catch (final Exception e) {
LOGGER.log(Level.ERROR, e.getMessage(), e);
ret.put(Keys.STATUS_CODE, false);
ret.put(Keys.MSG, langPropsService.get("removeFailLabel"));
}
}
/**
* Gets comments by the specified request.
*
* <p>
* The request URI contains the pagination arguments. For example, the
* request URI is /console/comments/1/10/20, means the current page is 1, the
* page size is 10, and the window size is 20.
* </p>
*
* <p>
* Renders the response with a json object, for example,
* <pre>
* {
* "sc": boolean,
* "pagination": {
* "paginationPageCount": 100,
* "paginationPageNums": [1, 2, 3, 4, 5]
* },
* "comments": [{
* "oId": "",
* "commentTitle": "",
* "commentName": "",
* "commentEmail": "",
* "thumbnailUrl": "",
* "commentURL": "",
* "commentContent": "",
* "commentTime": long,
* "commentSharpURL": ""
* }, ....]
* }
* </pre>
* </p>
*
* @param request the specified http servlet request
* @param response the specified http servlet response
* @param context the specified http request context
* @throws Exception exception
*/
@RequestProcessing(value = "/console/comments/*/*/*"/* Requests.PAGINATION_PATH_PATTERN */,
method = HTTPRequestMethod.GET)
public void getComments(final HttpServletRequest request, final HttpServletResponse response, final HTTPRequestContext context)
throws Exception {
if (!userQueryService.isLoggedIn(request, response)) {
response.sendError(HttpServletResponse.SC_FORBIDDEN);
return;
}
final JSONRenderer renderer = new JSONRenderer();
context.setRenderer(renderer);
try {
final String requestURI = request.getRequestURI();
final String path = requestURI.substring((Latkes.getContextPath() + "/console/comments/").length());
final JSONObject requestJSONObject = Requests.buildPaginationRequest(path);
final JSONObject result = commentQueryService.getComments(requestJSONObject);
result.put(Keys.STATUS_CODE, true);
renderer.setJSONObject(result);
} catch (final Exception e) {
LOGGER.log(Level.ERROR, e.getMessage(), e);
final JSONObject jsonObject = QueryResults.defaultResult();
renderer.setJSONObject(jsonObject);
jsonObject.put(Keys.MSG, langPropsService.get("getFailLabel"));
}
}
/**
* Gets comments of an article specified by the article id for administrator.
*
* <p>
* Renders the response with a json object, for example,
* <pre>
* {
* "sc": boolean,
* "comments": [{
* "oId": "",
* "commentName": "",
* "commentEmail": "",
* "thumbnailUrl": "",
* "commentURL": "",
* "commentContent": "",
* "commentTime": long,
* "commentSharpURL": "",
* "isReply": boolean
* }, ....]
* }
* </pre>
* </p>
*
* @param context the specified http request context
* @param request the specified http servlet request
* @param response the specified http servlet response
* @throws Exception exception
*/
@RequestProcessing(value = "/console/comments/article/*", method = HTTPRequestMethod.GET)
public void getArticleComments(final HTTPRequestContext context, final HttpServletRequest request, final HttpServletResponse response)
throws Exception {
if (!userQueryService.isLoggedIn(request, response)) {
response.sendError(HttpServletResponse.SC_FORBIDDEN);
return;
}
final JSONRenderer renderer = new JSONRenderer();
context.setRenderer(renderer);
try {
final JSONObject ret = new JSONObject();
renderer.setJSONObject(ret);
final String requestURI = request.getRequestURI();
final String articleId = requestURI.substring((Latkes.getContextPath() + "/console/comments/article/").length());
final List<JSONObject> comments = commentQueryService.getComments(articleId);
ret.put(Comment.COMMENTS, comments);
ret.put(Keys.STATUS_CODE, true);
} catch (final Exception e) {
LOGGER.log(Level.ERROR, e.getMessage(), e);
final JSONObject jsonObject = QueryResults.defaultResult();
renderer.setJSONObject(jsonObject);
jsonObject.put(Keys.MSG, langPropsService.get("getFailLabel"));
}
}
/**
* Gets comments of a page specified by the article id for administrator.
*
* <p>
* Renders the response with a json object, for example,
* <pre>
* {
* "sc": boolean,
* "comments": [{
* "oId": "",
* "commentName": "",
* "commentEmail": "",
* "thumbnailUrl": "",
* "commentURL": "",
* "commentContent": "",
* "commentTime": long,
* "commentSharpURL": "",
* "isReply": boolean
* }, ....]
* }
* </pre>
* </p>
*
* @param context the specified http request context
* @param request the specified http servlet request
* @param response the specified http servlet response
* @throws Exception exception
*/
@RequestProcessing(value = "/console/comments/page/*", method = HTTPRequestMethod.GET)
public void getPageComments(final HTTPRequestContext context, final HttpServletRequest request, final HttpServletResponse response)
throws Exception {
if (!userQueryService.isLoggedIn(request, response)) {
response.sendError(HttpServletResponse.SC_FORBIDDEN);
return;
}
final JSONRenderer renderer = new JSONRenderer();
context.setRenderer(renderer);
try {
final JSONObject ret = new JSONObject();
renderer.setJSONObject(ret);
final String requestURI = request.getRequestURI();
final String pageId = requestURI.substring((Latkes.getContextPath() + "/console/comments/page/").length());
final List<JSONObject> comments = commentQueryService.getComments(pageId);
ret.put(Comment.COMMENTS, comments);
ret.put(Keys.STATUS_CODE, true);
} catch (final Exception e) {
LOGGER.log(Level.ERROR, e.getMessage(), e);
final JSONObject jsonObject = QueryResults.defaultResult();
renderer.setJSONObject(jsonObject);
jsonObject.put(Keys.MSG, langPropsService.get("getFailLabel"));
}
}
}