Невозможно прочитать свойство 'image' из null в module.exports
module.exports = (req, res, next) => {
if (!req.files.image) {
return res.redirect('/posts/new')
}
next()}
index.js:
const express = require('express')
const app = new express()
const path = require('path')
const expressEdge = require('express-edge')
const mongoose = require('mongoose')
const bodyParser = require('body-parser')
const Post = require('./database/models/Post')
const fileUpload = require('express-fileupload')
mongoose.connect('mongodb://localhost/node-js-blog', { useNewUrlParser: true })
app.use(express.static('public'))
app.use(fileUpload())
app.use(expressEdge)
app.set('views', `${__dirname}/views`)
app.use(bodyParser.json())
app.use(bodyParser.urlencoded({extended : true}))
const storePost = require('./middleware/storePosts')
app.use('/posts/store', storePost)
app.get('/',async (req, res)=>{
const posts = await Post.find({})
console.log(posts)
res.render('index',{
posts
})
})
app.get('/about', (req,res)=>{
res.render('about')
})
app.get('/post/:id', async (req,res)=>{
const post = await Post.findById(req.params.id)
res.render('post',{
post
})
})
app.get('/contact', (req,res)=>{
res.render('contact')
})
app.get('/posts/new', (req,res)=>{
res.render('create')
})
app.post("/posts/store", (req, res) => {
const {image} = req.files
image.mv(path.resolve(__dirname, 'public/posts', image.name), (error) => {
Post.create({
...req.body,
image: `/posts/${image.name}`
}, (error, post) => {
res.redirect('/');
});
})
});
app.listen(3000, ()=>{
console.log('start server')
})
create.edge:
<div class="form-group mt-5">
<input type="file" name="image" class="form-control-file">
</div>
когда я использую middleware.js для заголовка, не вставляя изображение, это выдает мне эту ошибку, когда пользователь не загружает файл изображения и возвращает TypeError: Невозможно прочитать свойство 'image' из null
на module.exports (/home/mohamedessam/Desktop/NodeJs/middleware/storePosts.js:2:20)
в Layer.handle [as handle_request] (/home/mohamedessam/Desktop/NodeJs/node_modules/express/lib/router/layer.js:95:5)
в trim_prefix (/home/mohamedessam/Desktop/NodeJs/node_modules/express/lib/router/index.js:317:13)
в /home/mohamedessam/Desktop/NodeJs/node_modules/express/lib/router/index.js:284:7
в Function.process_params (/home/mohamedessam/Desktop/NodeJs/node_modules/express/lib/router/index.js:335:12)
в следующем (/home/mohamedessam/Desktop/NodeJs/node_modules/express/lib/router/index.js:275:10)
на urlencodedParser (/home/mohamedessam/Desktop/NodeJs/node_modules/body-parser/lib/types/urlencoded.js:100:7)
в Layer.handle [as handle_request] (/home/mohamedessam/Desktop/NodeJs/node_modules/express/lib/router/layer.js:95:5)
в trim_prefix (/home/mohamedessam/Desktop/NodeJs/node_modules/express/lib/router/index.js:317:13)
в /home/mohamedessam/Desktop/NodeJs/node_modules/express/lib/router/index.js:284:7
в Function.process_params (/home/mohamedessam/Desktop/NodeJs/node_modules/express/lib/router/index.js:335:12)
в следующем (/home/mohamedessam/Desktop/NodeJs/node_modules/express/lib/router/index.js:275:10)
в jsonParser (/home/mohamedessam/Desktop/NodeJs/node_modules/body-parser/lib/types/json.js:119:7)
в Layer.handle [as handle_request] (/home/mohamedessam/Desktop/NodeJs/node_modules/express/lib/router/layer.js:95:5)
в trim_prefix (/home/mohamedessam/Desktop/NodeJs/node_modules/express/lib/router/index.js:317:13)
в /home/mohamedessam/Desktop/NodeJs/node_modules/express/lib/router/index.js:284:7.