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tools.js
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tools.js
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'use strict';
const posts = require('../../posts');
const topics = require('../../topics');
const flags = require('../../flags');
const events = require('../../events');
const websockets = require('../index');
const socketTopics = require('../topics');
const privileges = require('../../privileges');
const plugins = require('../../plugins');
const social = require('../../social');
const user = require('../../user');
const utils = require('../../utils');
const sockets = require('..');
module.exports = function (SocketPosts) {
SocketPosts.loadPostTools = async function (socket, data) {
if (!data || !data.pid || !data.cid) {
throw new Error('[[error:invalid-data]]');
}
const results = await utils.promiseParallel({
posts: posts.getPostFields(data.pid, ['deleted', 'bookmarks', 'uid', 'ip', 'flagId']),
isAdmin: user.isAdministrator(socket.uid),
isGlobalMod: user.isGlobalModerator(socket.uid),
isModerator: user.isModerator(socket.uid, data.cid),
canEdit: privileges.posts.canEdit(data.pid, socket.uid),
canDelete: privileges.posts.canDelete(data.pid, socket.uid),
canPurge: privileges.posts.canPurge(data.pid, socket.uid),
canFlag: privileges.posts.canFlag(data.pid, socket.uid),
flagged: flags.exists('post', data.pid, socket.uid), // specifically, whether THIS calling user flagged
bookmarked: posts.hasBookmarked(data.pid, socket.uid),
tools: plugins.fireHook('filter:post.tools', { pid: data.pid, uid: socket.uid, tools: [] }),
postSharing: social.getActivePostSharing(),
history: posts.diffs.exists(data.pid),
canViewInfo: privileges.global.can('view:users:info', socket.uid),
});
const postData = results.posts;
postData.tools = results.tools.tools;
postData.bookmarked = results.bookmarked;
postData.selfPost = socket.uid && socket.uid === postData.uid;
postData.display_edit_tools = results.canEdit.flag;
postData.display_delete_tools = results.canDelete.flag;
postData.display_purge_tools = results.canPurge;
postData.display_flag_tools = socket.uid && !postData.selfPost && results.canFlag.flag;
postData.display_moderator_tools = postData.display_edit_tools || postData.display_delete_tools;
postData.display_move_tools = results.isAdmin || results.isModerator;
postData.display_change_owner_tools = results.isAdmin || results.isModerator;
postData.display_ip_ban = (results.isAdmin || results.isGlobalMod) && !postData.selfPost;
postData.display_history = results.history;
postData.flags = {
flagId: parseInt(results.posts.flagId, 10) || null,
can: results.canFlag.flag,
exists: !!results.posts.flagId,
flagged: results.flagged,
};
if (!results.isAdmin && !results.canViewInfo) {
postData.ip = undefined;
}
return results;
};
SocketPosts.delete = async function (socket, data) {
sockets.warnDeprecated(socket, 'DELETE /api/v1/posts/:pid/state');
await deleteOrRestore(socket, data, {
command: 'delete',
event: 'event:post_deleted',
type: 'post-delete',
});
};
SocketPosts.restore = async function (socket, data) {
sockets.warnDeprecated(socket, 'PUT /api/v1/posts/:pid/state');
await deleteOrRestore(socket, data, {
command: 'restore',
event: 'event:post_restored',
type: 'post-restore',
});
};
async function deleteOrRestore(socket, data, params) {
if (!data || !data.pid) {
throw new Error('[[error:invalid-data]]');
}
const postData = await posts.tools[params.command](socket.uid, data.pid);
const results = await isMainAndLastPost(data.pid);
if (results.isMain && results.isLast) {
await deleteOrRestoreTopicOf(params.command, data.pid, socket);
}
websockets.in('topic_' + postData.tid).emit(params.event, postData);
await events.log({
type: params.type,
uid: socket.uid,
pid: data.pid,
tid: postData.tid,
ip: socket.ip,
});
}
SocketPosts.deletePosts = async function (socket, data) {
await deletePurgePosts(socket, data, 'delete');
};
SocketPosts.purgePosts = async function (socket, data) {
await deletePurgePosts(socket, data, 'purge');
};
async function deletePurgePosts(socket, data, command) {
if (!data || !Array.isArray(data.pids)) {
throw new Error('[[error:invalid-data]]');
}
for (const pid of data.pids) {
/* eslint-disable no-await-in-loop */
await SocketPosts[command](socket, { pid: pid });
}
}
SocketPosts.purge = async function (socket, data) {
sockets.warnDeprecated(socket, 'DELETE /api/v1/posts/:pid');
if (!data || !parseInt(data.pid, 10)) {
throw new Error('[[error:invalid-data]]');
}
const results = await isMainAndLastPost(data.pid);
if (results.isMain && !results.isLast) {
throw new Error('[[error:cant-purge-main-post]]');
}
const isMainAndLast = results.isMain && results.isLast;
const postData = await posts.getPostFields(data.pid, ['toPid', 'tid']);
postData.pid = data.pid;
const canPurge = await privileges.posts.canPurge(data.pid, socket.uid);
if (!canPurge) {
throw new Error('[[error:no-privileges]]');
}
require('../../posts/cache').del(data.pid);
await posts.purge(data.pid, socket.uid);
websockets.in('topic_' + postData.tid).emit('event:post_purged', postData);
const topicData = await topics.getTopicFields(postData.tid, ['title', 'cid']);
await events.log({
type: 'post-purge',
uid: socket.uid,
pid: data.pid,
ip: socket.ip,
tid: postData.tid,
title: String(topicData.title),
});
if (isMainAndLast) {
await socketTopics.doTopicAction('purge', 'event:topic_purged', socket, { tids: [postData.tid], cid: topicData.cid });
}
};
async function deleteOrRestoreTopicOf(command, pid, socket) {
const topic = await posts.getTopicFields(pid, ['tid', 'cid', 'deleted']);
if (command === 'delete' && !topic.deleted) {
await socketTopics.doTopicAction('delete', 'event:topic_deleted', socket, { tids: [topic.tid], cid: topic.cid });
} else if (command === 'restore' && topic.deleted) {
await socketTopics.doTopicAction('restore', 'event:topic_restored', socket, { tids: [topic.tid], cid: topic.cid });
}
}
async function isMainAndLastPost(pid) {
const [isMain, topicData] = await Promise.all([
posts.isMain(pid),
posts.getTopicFields(pid, ['postcount']),
]);
return {
isMain: isMain,
isLast: topicData && topicData.postcount === 1,
};
}
SocketPosts.changeOwner = async function (socket, data) {
if (!data || !Array.isArray(data.pids) || !data.toUid) {
throw new Error('[[error:invalid-data]]');
}
const isAdminOrGlobalMod = await user.isAdminOrGlobalMod(socket.uid);
if (!isAdminOrGlobalMod) {
throw new Error('[[error:no-privileges]]');
}
var postData = await posts.changeOwner(data.pids, data.toUid);
var logs = postData.map(({ pid, uid, cid }) => (events.log({
type: 'post-change-owner',
uid: socket.uid,
ip: socket.ip,
targetUid: data.toUid,
pid: pid,
originalUid: uid,
cid: cid,
})));
await Promise.all(logs);
};
};