-
probe-image-size
Get image size without full download. Supported image types: JPG, GIF, PNG, WebP, BMP, TIFF, SVG, PSD, ICO.
-
SurveyJS
Open-Source JSON Form Builder to Create Dynamic Forms Right in Your App. With SurveyJS form UI libraries, you can build and style forms in a fully-integrated drag & drop form builder, render them in your JS app, and store form submission data in any backend, inc. PHP, ASP.NET Core, and Node.js.
import React, { useState } from "react"; const url = require("url"); const http = require("http"); const sizeOf = require("image-size"); function Upload() { const [photoName, setPhotoName] = useState(""); const [photoLink, setPhotoLink] = useState(""); const [submittedData, setSubmittedData] = useState([]); const [errors, setErrors] = useState([]); function handlePhotoNameChange(event) { console.log("handlePhotoNameChange"); setPhotoName(event.target.value); } function handlePhotoLinkChange(event) { console.log("handlePhotoLinkChange"); setPhotoLink(event.target.value); } function handleSubmit(event) { event.preventDefault(); if (photoName.length > 0) { // TODO: // Use 'probe-image-size' library to determine width and height of the image the user passed in // Then, add a 'width' and 'height' key value to the 'formData' variable so that the // values are then added back to 'db.json' accordingly: // https://github.com/nodeca/probe-image-size const options = url.parse(photoLink); // 'http.get()' request so that I can obtain the image itself: http.get(options, function (response) { const chunks = []; response .on("data", function (chunk) { chunks.push(chunk); }) .on("end", function () { const buffer = Buffer.concat(chunks); console.log(sizeOf(buffer)); }); }); const formData = { photoName: photoName, photoLink: photoLink }; const dataArray = [...submittedData, formData]; setSubmittedData(dataArray); setPhotoName(""); setPhotoLink(""); setErrors([]); console.log("handleSubmit() called"); console.log("dataArray (before fetch() call): ", dataArray); fetch("http://localhost:3000/photos", { method: "POST", headers: { "Content-Type": "application/json", }, body: JSON.stringify({ dataArray: dataArray, }), }) .then((response) => response.json()) .then((response) => { console.log("response (from fetch request): ", response); }); } else { setErrors(["Name of photo is required!"]); } } const listOfSubmissions = submittedData.map((data, index) => { return ( {data.photoName} {data.photoLink} ); }); return ( Upload Image To Board Name: Link: Upload {errors.length > 0 ? errors.map((error, index) => ( {error} )) : null} Recent Submissions Below: {listOfSubmissions} ); } export default Upload;