引言:
- 富文本编辑器传图片会解码成64位,非常长导致数据库会报错
- 第一种方法:将数据库类型改成
mediumtext
- 第二种办法:本文中的方法
说明,本周文所用语法糖为Vue3 setup语法,即
思路
- 拦截富文本编辑器上传图片功能,即点击按钮将事件绑定到
input
或upload
的上传图片上
- 将图片上传到自己服务器,并返回url地址
- 将url地址存到数据库,显示的时候直接映射
第一步:安装 quill-image-extend-module
npm install quill-image-extend-module --save-dev
第二部:全局注册 main.js
import { QuillEditor,Quill } from '@vueup/vue-quill'
import '@vueup/vue-quill/dist/vue-quill.snow.css';
import {container,QuillWatch,ImageExtend} from "quill-image-extend-module";
Quill.register('modules/ImageExtend', ImageExtend)
const app = createApp(App)
app.component('QuillEditor', QuillEditor)
第三步:组件引用 (引入我的部分代码,不相关部分已去除)
<template>
<QuillEditor
v-model:content="form.productParaImgs"
contentType="html"
theme="snow"
ref="productParaImgsForm"
:options="productParaImgsEditorOption"
@change="onEditorChange($event)"
style="height:200px"
></QuillEditor>
<input
type="file"
accept=".png,.jpg,.jpeg"
@change="productParaImgsChange"
id="productParaImgsUpload"
style="display: none;border: 4px solid red"
/>
</template>
<script setup>
import {container, ImageExtend, QuillWatch} from 'quill-image-extend-module'
const productParaImgsForm = ref(null);
const productParaImgsEditorOption = ref({
placeholder: "请输入",
theme: "snow",
modules: {
ImageExtend: {
name: 'img',
size: 3,
action: '',
response: (res) => {
},
headers: (xhr) => {
xhr.setRequestHeader('token', window.sessionStorage.getItem('token'))
},
},
toolbar: {
container: container,
handlers: {
'image': function (value) {
if (value) {
document.querySelector("#productParaImgsUpload").click();
} else {
this.quill.format("image", false);
}
}
}
}
}
})
const productParaImgsChange = async (e) => {
let formData = new FormData();
let file = e.target.files[0];
formData.append('file', file);
let result = await requestUitl.post("/sys/product/uploadImage", formData);
if (result.data.code == 647) {
let quill = productParaImgsForm.value.getQuill()
let length = quill.getSelection().index;
quill.insertEmbed(length, "image", getServerUrl() + result.data.src);
quill.setSelection(length + 1);
}
}
</script>
后端返回类型参考
Map<String, Object> dataMap = new HashMap<>();
dataMap.put("title", newFileName);
dataMap.put("src", "image/product/" + newFileName);
请求封装参考
export function post(url, params = {}) {
return new Promise((resolve, reject) => {
httpService({
url: url,
method: 'post',
data: params
}).then(response => {
resolve(response);
}).catch(error => {
reject(error);
});
});
}
export default {
post,
getServerUrl
}