Volca Deno Web Framework

Simple Deno Web Framework

Deno Version (1.7+)

Basic Usage

import {AppServe,Request,Router} from "https://deno.land/x/volca@v1.2.0/mod.ts"

AppServe(async()=>{
    Router.get('/',()=>{
        Request.toResponse({
            content:'text/plain',
            body:`Hello World`
        })
    })
},{port:8080})

Routing

Router Setup

import {AppServe,Request,Router} from "./mod.ts"

AppServe(async()=>{
  Router.get('/',()=>{
       Request.toResponse({
           content:'text/plain',
           body:`Hello World`
       })
   })
},{port:8080})

Available Router Methods

Router.get('/path',()=>{});
Router.post('/path',()=>{});
Router.put('/path',()=>{});
Router.patch('/path',()=>{});
Router.delete('/path',()=>{});
Router.option('/path',()=>{});

Router parameter

Router.get(`/Article/:slug/Category/:category`,()=>{})

Example Url

http://localhost:8080/Article/How-to-make-web/Category/web-tech

Adding middleware to the router

Router.get('/path',()=>{},[func1,func2...]);

Example

function func1(next:any){
  console.log("middleware 1");
  next()         
}

function func2(next:any){
  console.log("middleware 2");
  next()         
}

Router.get('/',()=>{
   Request.toResponse({
       content:'text/plain',
       body:`Hello World`
   })
},[func1,func2])

Request Class

Properties

Name Property	Return
path:string	Get path of URL
method:string	Get HTTP request method
params:object	Get Router parameters
body:any	Access Body Request

Methods

addResponseHeader(init?:HeadersInit)

Add response headers

Example :

Request.addResponseHeader({
   "Access-Control-Allow-Headers" : "*",
   "Access-Control-Allow-Origin" : "*"
})

getHeader(name:string)

Get header value

Example :

Request.getHeader("User-Agent")

Return :

Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.150 Safari/537.36

setCookie(cokie:ICookie):void

Add Cookie

Example :

Request.setCookie({
     name:"x",
     value:"xxx"
})

getCookie():object

Get Cookies

Return :

{
   "x": "xxx"
}

deleteCookie(name:string):void

Delete Cookie

toResponse(Respon:IRes={status:200,body:'',content:'text/plain'})

Send HTTP Response

Example :

return  Request.toResponse({
  status:'200', // Default 200
  headers:{
     "Access-Control-Allow-Headers"  :  "*",
     "Access-Control-Allow-Origin"  :  "*"
  },
  content:'text/plain', // see in https://www.iana.org/assignments/media-types/media-types.xhtml
  body:'Hello World',
  
})

toView(file:string,data:object):Promise<any>

Loading a view to response using the Eta engine

Example :

Request.toView('public/index.html',{ favoriteCake: 'Chocolate!' })

toRedirect(status:number, toLocation:string)

Redirect page

Example :

Request.toRedirect(301,'/x') // Redirect status codes 301 to path location /x

toResponseJson(Json:Array<any> | any ,status:number,headers:HeadersInit = {})

Method will automatically set the Content-Type header to application/json

Example :

Request.toResponseJson({ favoriteCake: 'Chocolate!'  },200)

 getQuery():object

Get search query url

Example Url : http://localhost:8080/query?name=Branch&products=[Journeys,Email,Universal%20Ads]

return :

   {
      "name": "Branch",
      "products": "[Journeys,Email,Universal Ads]"
   }

 async formField():Promise<object>

Get form Field ‘application/x-www-form-urlencoded’

list of dependencies used

• https://github.com/deligenius/multiparser - multipart/form-data parser for Deno servers
• https://github.com/eta-dev/eta - Embedded JS template engine for Node, Deno, and the browser. Lighweight, fast, and pluggable. Written in TypeScript
• https://github.com/eveningkid/denodb - MySQL, SQLite, MariaDB, PostgreSQL and MongoDB ORM for Deno

License

MIT License

Copyright (c) 2021 Rakhmadi

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.