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/*
* Copyright (C) 2008-2019, Juick
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.juick.server.api;
import com.juick.model.Message;
import com.juick.model.Tag;
import com.juick.model.User;
import com.juick.server.Utils;
import com.juick.server.www.WebApp;
import com.juick.model.CommandResult;
import com.juick.server.util.HttpBadRequestException;
import com.juick.service.MessagesService;
import com.juick.service.TagService;
import com.juick.service.UserService;
import com.juick.service.component.SystemEvent;
import com.juick.service.security.annotation.Visitor;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang3.tuple.Pair;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.core.io.Resource;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.*;
import javax.inject.Inject;
import java.io.IOException;
import java.util.*;
import java.util.stream.Collectors;
/**
* @author ugnich
*/
@RestController
@RequestMapping(produces = MediaType.APPLICATION_JSON_VALUE)
public class Messages {
private static final ResponseEntity<List<Message>> NOT_FOUND = ResponseEntity
.status(HttpStatus.NOT_FOUND)
.body(Collections.emptyList());
private static final ResponseEntity<List<Message>> FORBIDDEN = ResponseEntity
.status(HttpStatus.FORBIDDEN)
.body(Collections.emptyList());
@Inject
private MessagesService messagesService;
@Inject
private UserService userService;
@Inject
private TagService tagService;
@Inject
private ApplicationEventPublisher applicationEventPublisher;
@Inject
private WebApp webApp;
@Value("classpath:Transparent.gif")
private Resource invisiblePixel;
// TODO: serialize image urls
@GetMapping("/api/home")
public ResponseEntity<List<Message>> getHome(
@Visitor User visitor,
@RequestParam(defaultValue = "0") int before_mid) {
if (!visitor.isAnonymous()) {
int vuid = visitor.getUid();
List<Integer> mids = messagesService.getMyFeed(vuid, before_mid, true);
List<Message> msgs = messagesService.getMessages(visitor, mids);
msgs.forEach(m -> m.getUser().setAvatar(webApp.getAvatarUrl(m.getUser())));
return ResponseEntity.ok(msgs);
}
return FORBIDDEN;
}
@GetMapping("/api/messages")
public ResponseEntity<List<Message>> getMessages(
@Visitor User visitor,
@RequestParam(required = false) String uname,
@RequestParam(name = "before_mid", defaultValue = "0") Integer before,
@RequestParam(required = false, defaultValue = "0") Integer daysback,
@RequestParam(required = false) String withrecommended,
@RequestParam(required = false) String popular,
@RequestParam(required = false) String search,
@RequestParam(required = false, defaultValue = "0") Integer page,
@RequestParam(required = false) String media,
@RequestParam(required = false) String tag) {
List<Integer> mids;
if (!StringUtils.isEmpty(uname)) {
User user = userService.getUserByName(uname);
if (!user.isAnonymous() && !user.isBanned()) {
if (!StringUtils.isEmpty(media)) {
mids = messagesService.getUserPhotos(user.getUid(), 0, before);
} else if (!StringUtils.isEmpty(tag)) {
Tag tagObject = tagService.getTag(tag, false);
if (tagObject != null) {
mids = messagesService.getUserTag(user.getUid(), tagObject.TID, 0, before);
} else {
return NOT_FOUND;
}
} else if (!StringUtils.isEmpty(withrecommended)) {
mids = messagesService.getUserBlogWithRecommendations(user.getUid(), 0, before);
} else if (daysback > 0) {
mids = messagesService.getUserBlogAtDay(user.getUid(), 0, daysback);
} else if (!StringUtils.isEmpty(search)) {
mids = messagesService.getUserSearch(visitor, user.getUid(), Utils.encodeSphinx(search), 0, page);
} else {
mids = messagesService.getUserBlog(user.getUid(), 0, before);
}
} else {
return NOT_FOUND;
}
} else {
if (!StringUtils.isEmpty(popular)) {
mids = messagesService.getPopular(visitor.getUid(), before);
} else if (!StringUtils.isEmpty(media)) {
mids = messagesService.getPhotos(visitor.getUid(), before);
} else if (!StringUtils.isEmpty(tag)) {
Tag tagObject = tagService.getTag(tag, false);
if (tagObject != null) {
mids = messagesService.getTag(tagObject.TID, visitor.getUid(), before, 20);
} else {
return NOT_FOUND;
}
} else if (!StringUtils.isEmpty(search)) {
mids = messagesService.getSearch(visitor, Utils.encodeSphinx(search), page);
} else {
mids = messagesService.getAll(visitor.getUid(), before);
}
}
List<Message> msgs = messagesService.getMessages(visitor, mids);
msgs.forEach(m -> m.getUser().setAvatar(webApp.getAvatarUrl(m.getUser())));
return ResponseEntity.ok(msgs);
}
@DeleteMapping("/api/messages")
public CommandResult deleteMessage(
@Visitor User visitor,
@RequestParam int mid, @RequestParam(required = false, defaultValue = "0") int rid) {
if (rid > 0) {
if (messagesService.deleteReply(visitor.getUid(), mid, rid)) {
return CommandResult.fromString("Reply deleted");
}
}
if (messagesService.deleteMessage(visitor.getUid(), mid)) {
return CommandResult.fromString("Message deleted");
}
throw new HttpBadRequestException();
}
@GetMapping("/api/messages/discussions")
public List<Message> getDiscussions(
@Visitor User visitor,
@RequestParam(required = false, defaultValue = "0") Long to) {
List<Message> msgs = messagesService.getMessages(visitor,
messagesService.getDiscussions(visitor.getUid(), to));
msgs.forEach(m -> m.getUser().setAvatar(webApp.getAvatarUrl(m.getUser())));
return msgs;
}
@GetMapping("/api/thread")
public ResponseEntity<List<Message>> getThread(
@Visitor User visitor,
@RequestParam(defaultValue = "0") int mid) {
Optional<Message> message = messagesService.getMessage(mid);
if (message.isPresent()) {
Message msg = message.get();
if (!messagesService.canViewThread(mid, visitor.getUid())) {
return FORBIDDEN;
} else {
msg.getUser().setAvatar(webApp.getAvatarUrl(msg.getUser()));
msg.setRecommendations(new HashSet<>(messagesService.getMessagesRecommendations(
Collections.singletonList(msg.getMid()))
.stream().map(Pair::getRight).collect(Collectors.toList())));
msg.getRecommendations().forEach(r -> r.setAvatar(webApp.getAvatarUrl(r)));
List<Message> replies = messagesService.getReplies(visitor, mid);
replies.forEach(m -> m.getUser().setAvatar(webApp.getAvatarUrl(m.getUser())));
if (!visitor.isAnonymous()) {
userService.updateLastSeen(visitor);
applicationEventPublisher.publishEvent(
new SystemEvent(this, SystemActivity.read(visitor, msg)));
}
replies.add(0, msg);
return ResponseEntity.ok(replies);
}
}
return NOT_FOUND;
}
@GetMapping(value = "/api/thread/mark_read/{mid}-{rid}.gif", produces = MediaType.IMAGE_GIF_VALUE)
public byte[] markThreadRead(
@Visitor User visitor,
@PathVariable int mid, @PathVariable int rid) throws IOException {
if (!visitor.isAnonymous()) {
messagesService.setLastReadComment(visitor, mid, rid);
Message msg = messagesService.getMessage(mid).orElseThrow(IllegalStateException::new);
userService.updateLastSeen(visitor);
applicationEventPublisher.publishEvent(
new SystemEvent(this, SystemActivity.read(visitor, msg)));
return IOUtils.toByteArray(invisiblePixel.getInputStream());
}
throw new HttpBadRequestException();
}
}
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