How to return a pdf from a web api application stack overflow. Actionresult offers the following benefits over the iactionresult type. Net core and visual studio for windows for a newer version of this tutorial. Getting started with web api with sample application. Please change the books path strings in newly created controllers. The trouble im having is sending the document back to a client mvc application. Web api design crafting interfaces that developers love pdf. It enables you to return a type deriving from actionresult or return a specific type.
Add any sample pdf, word, excel, zip name them as sample files into it. The acumatica web services application programming interface api provides a fast, reliable, and convenient way of exposing business functionality and data managed by an acumatica application for integration with any external business and operation support system. An api isnt the same as the remote server rather it is the part of the server that receives requests and sends responses. I have a web api project that is running on a server. In this article, i am going to discuss the authentication and authorization in web api. It is supposed to return pdfs from two different kinds of sources. Selectpdf html to pdf online api provides an easy to use, powerful tool that can be used to generate fully structured pdfs with just a few. Find out how to easily create a pdf document in asp.
This blog describes how to generate pdf s with asp. This article will explain how to make a jquery post call to web api 2 controllers method using jquery ajax in asp. You can rate examples to help us improve the quality of examples. How to implement the get method in web api application. In this article, i am going to discuss how to implement the get method in web api application with an example. Implementing get method in web api tutorialsteacher. Net web api to create a web api that returns a list of products. Filestreamresult extracted from open source projects. In this example we will show how to read a pdf from the classpath simulating a read from a database or a file system and downloading it from a restful web service. The following is a list of apis from programmablewebs api directory that matched your. A web api is an application programming interface for either a web server or a web browser. Enter todoapi for the project name and then select create.
While we use a pdf you could substitute just about any file format such as gif, jpeg, tiff, png, zip, jars, wars, ear or any other binary format that you need to stream to your browser. The constructor of streamcontent takes into account the streams current position. As part of this article, we are going to discuss the following pointers. This post will implement another ioperationfilter to emit example s properties containing autogenerated values by. Authentication and authorization in web api dot net. For example, the web api project template creates a values controller. The producesresponsetype attributes type property can be excluded. In our example we only support the rest url v1invoices. Here mudassar ahmed khan has explained a tutorial with an example, how to build a simple web api in asp.
Private methods require authentication, public do not. Pdf document display and file downloads with angular. For example, processinggenerating document with 2 pages requires 2 credits. I am not exactly sure which part to blame, but heres why memorystream doesnt work for you as you write to memorystream, it increments its position property. Net core web api dialog, select target framework of. But with this simple example, you can see how razor can be used as a templating engine. To do that, generate an angular service using this angular schematic command. Hello scientio, im not sure whether this suits what you want, but like this you can return binary data like your pdf. Furthermore, we can download the created pdf document or save it on a certain location or return a new html page with the pdf content. Youve probably heard of companies packaging apis as products. Net core web api project in which we need to generate a pdf report. Theres a much larger discussion to be had about how rest fits in the world of microservices, but for this tutorial lets just look at building restful services.
Net web api 2 in the first version of web api, you had two ways of creating response from an api action. Extract data from pdf, parse invoice, statements, paystubs, claims, scanned documents, split, merge, compress pdf and more. How to implement get method in web api dot net tutorials. Controllers in a web api are classes that derive from controllerbase. Creates a new web api project and opens it in visual studio code. Net web api examples using autofixture in the previous post, we implemented ioperationfilter of swashbuckle to emit the consumes and produces properties in a swagger document. Document parser is the powerful parser that can read multiple values from documents. Net community decided to merge the functionality of mvc and web api.
This article shows how to use controllers for handling web api requests. For example, weather underground sells access to its weather data api. Issue and metric api examples rogue wave documentation. Hi, ive been wrote some web api in mvc and everything works well, now as a result i need to return data in json formt whic contains something like this. The frontend web page uses jquery to display the results. If you are new to routing, then please read my previous article on routing in asp. Therefore, being aware on how to write good, testable web api code quickly is a useful skill.
Net web api content types swashbuckle pro tips for asp. Controllerbase dont create a web api controller by deriving from the controller base class. Play with configuration, save, download or show pdf document in a web browser. The helpspot api contains both public and private methods. Sign up today for your api key bytescout pdf co api samples. It also provides a global fetch method that provides an easy, logical way to fetch resources asynchronously across the network. Route api controller apicontroller public class valuescontroller. For example, when we send the file type as pdf, service will return pdf file if we send doc, service will return word document. Microsoft has some good examples of writing web api applications, including one using ef core for the database vs code version, vs2017win version and vs2017mac version. Net core web api multipartformdata upload file with.
Please read our previous article where we discussed media type formatter in web api with examples. Xml this is the default you can specify the return type you wish to receive back from the api by adding. The simplest action returns a primitive or complex data type for example, string or a custom object type. It is also a great platform where you can create your restful services. We will put all rest api or json requests in the angular service. The article and the sample application provide consolidated and practical resolutions on the online displaying and downloading serversourced pdf data documents, particularly with latest technologies of angular and web api restful data services both asp.
1319 736 95 1189 734 1394 721 1657 283 1275 403 953 1353 339 812 734 830 234 1066 687 126 436 83 308 538 547 762