feat(writeapi): post editing

src/controllers/write/posts.js

@@ -0,0 +1,81 @@
+'use strict';
+
+const validator = require('validator');
+const _ = require('lodash');
+
+const meta = require('../../meta');
+const groups = require('../../groups');
+const posts = require('../../posts');
+const events = require('../../events');
+const utils = require('../../utils');
+
+const helpers = require('../helpers');
+const sockets = require('../../socket.io');
+
+const Posts = module.exports;
+
+Posts.edit = async (req, res) => {
+	if (meta.config.minimumPostLength !== 0 && !req.body.content) {
+		throw new Error('[[error:invalid-data]]');
+	}
+
+	// Trim and remove HTML (latter for composers that send in HTML, like redactor)
+	var contentLen = utils.stripHTMLTags(req.body.content).trim().length;
+
+	if (req.body.title && req.body.title.length < meta.config.minimumTitleLength) {
+		throw new Error('[[error:title-too-short, ' + meta.config.minimumTitleLength + ']]');
+	} else if (req.body.title && req.body.title.length > meta.config.maximumTitleLength) {
+		throw new Error('[[error:title-too-long, ' + meta.config.maximumTitleLength + ']]');
+	} else if (meta.config.minimumPostLength !== 0 && contentLen < meta.config.minimumPostLength) {
+		throw new Error('[[error:content-too-short, ' + meta.config.minimumPostLength + ']]');
+	} else if (contentLen > meta.config.maximumPostLength) {
+		throw new Error('[[error:content-too-long, ' + meta.config.maximumPostLength + ']]');
+	}
+
+	// Payload construction
+	var payload = {
+		req,
+		uid: req.user.uid,
+		pid: req.params.pid,
+		content: req.body.content,
+		options: {},
+	};
+	['handle', 'title'].forEach((prop) => {
+		if (req.body.hasOwnProperty(prop)) {
+			payload[prop] = req.body[prop];
+		}
+	});
+	['topic_thumb', 'tags'].forEach((prop) => {
+		if (req.body.hasOwnProperty(prop)) {
+			payload.options[prop] = req.body[prop];
+		}
+	});
+
+	const editResult = await posts.edit(payload);
+	helpers.formatApiResponse(200, res, await posts.getPostSummaryByPids([editResult.pid], req.user.uid, {}));
+
+	if (editResult.topic.renamed) {
+		await events.log({
+			type: 'topic-rename',
+			uid: req.user.uid,
+			ip: req.ip,
+			tid: editResult.topic.tid,
+			oldTitle: validator.escape(String(editResult.topic.oldTitle)),
+			newTitle: validator.escape(String(editResult.topic.title)),
+		});
+	}
+
+	if (!editResult.post.deleted) {
+		sockets.in('topic_' + editResult.topic.tid).emit('event:post_edited', editResult);
+	}
+
+	const memberData = await groups.getMembersOfGroups([
+		'administrators',
+		'Global Moderators',
+		'cid:' + editResult.topic.cid + ':privileges:moderate',
+		'cid:' + editResult.topic.cid + ':privileges:groups:moderate',
+	]);
+
+	const uids = _.uniq(_.flatten(memberData).concat(req.user.uid.toString()));
+	uids.forEach(uid =>	sockets.in('uid_' + uid).emit('event:post_edited', editResult));
+};