In this article, we will continue enhancing the User Management application by upgrading the Angular version from Angular 2 to Angular 4 and using Angular Material 2 components instead of traditional HTML and third-party components (e.g. ng2-bs3-modal modal pop up we used for Add/Update/Delete User). we will get the file content (byte array) , its MIME_Type and file name with extension from the API call to the success of hhtp request in angularjs controller now my task is to download it as a file in the browser as normal file download that we see regularly (using angularJS or javascript or jquery). it should work in IE and chrome for sure. First, we will create a simple node.js express server with just one route to accept file uploads. Afterward, we will create an angular application from scratch and build a beautiful file-upload component using the angular material ui-component-library. So today in this tutorial I'm going to show you, step by step walk through on how you can add file upload and download functionality in your Angular and Node.js app using ng2-file-upload, multer The readAsDataURL method is used to read the contents of the specified Blob or File. When the read operation is finished, the readyState becomes DONE, and the loadend is triggered. At that time, the result attribute contains the data as a data: URL representing the file's data as a base64 encoded string. Transferred the HEAD request (to check access) and GET request (to download file) to NodeJs. Once these return status code 200, angular will fire a location.href with a cookie bearing the token to proceed with client side download. This will not cause the blob to be cached in browser memory and go straight to file download. Angular CLI v1.7.3からAngular CLI v6.0 RC5にアップグレードた際、Angular CLI v6でbackground-imageの画像をbase64にする方法について質問したいです。 Sassのファイルでbackground-imageに画像を指定している状態で`ng…

It worked until I realized that when the base64 is too long, I have a problem. It will open a white page and it won’t download my CSV file. I think it’s because my base64 is too long. Do you have an alternative in JavaScript or in Symfony 3? Thank you. Source: AngularJS

angular-base64-upload is an Angular directive for uploading base64-encoded files that you can pass along with the resource model. bower install angular-base64-upload. Home Download GitHub. Include angular.js and angular-base64-upload.js in your application and add naif.base64 as dependency to your main module. This is a directive for angular that will process a file input returning a base64 string and details of the file. want to encode the uploaded files to base64 so that I can pass them to the request. The problem is that I'm using Angular 2 with Typescript and I couldn't find any info on how to do that. I found that in Javascript it can be done with canvas but I don't know how could I implement the code in Typescript. Options. do-not-parse-if-oversize = Prevents the image from being converted to base64 whenever its size exceeds the maximum file size; this can be useful to prevent the browser from freezing whenever an exceedingly large file is uploaded. If this flag is set, the base64 attribute in the model will be set to null whenever an oversized image is uploaded. angular-utf8-base64. AngularJS service for UTF-8 and Base64 and Base64url Javascript Encoding. angular-utf8-base64 is based on Really fast Javascript Base64 encoder/decoder with utf-8 support. I just wrapped it as AngularJS service. There is another AngularJS service for Base64 encoding available. But it doesn't support UTF-8. Installation Bower Pre-Requisites: Reader to have a fair understanding and experience in setting up & developing applications using Angular-4 and ASP.NET Web API, also installing packages using various package managers like Node Package Manager or ‘NPM’. Use Case: Generate QR Code which can be scanned to download files stored on Azure Blob storage. want to encode the uploaded files to base64 so that I can pass them to the request. The problem is that I'm using Angular 2 with Typescript and I couldn't find any info on how to do that. I found that in Javascript it can be done with canvas but I don't know how could I implement the code in Typescript.