asp.net-mvc

Should a service layer return view models for an MVC application?

Say you have an ASP.NET MVC project and are using a service layer, such as in this contact manager tutorial on the asp.net site: http://www.asp.net/mvc/tutorials/iteration-4-make-the-application-loosely-coupled-cs If you have viewmodels for your views, is the service layer the appropriate place to provide each viewmodel? For instance,...

Calling Python app/script from C#

I'm building an ASP.NET MVC (C#) site where I want to implement STV (Single Transferable Vote) voting. I've used OpenSTV for voting scenarios before, with great success, but I've never used it programmatically. The OpenSTV Google Code project offers a Python script that allows usage of OpenSTV from other applications: import sys sys.pa...

Dynamic Database connection

I have multiple client databases that I need to hit on the fly and I am having trouble getting the code I have to work. At first I was just storing a connection string in a clinet object in the db, pulling it out based on logged-in user, and passing it to linq data context constructor. This works fine in my development enviorment but is ...

ASP.NET MVC, How to get the page content before render

In ASP.NET MVC, how to get the page content before render, we know in Web form app, we can override the method protected override void Render(HtmlTextWriter writer) to get the page content before render. but in MVC there are no event concept, so how we can get the page content. the purpose for that is to emphasize(wrap <strong> tag) ...

UI Design - design pattern for city/country drop down? (ASP.NET MVC)

What is the best way to do a city/country dropdown pair in ASP.NET MVC? I see lots of places with country above city, but that's unnatural: in real life we write city/country. I've used city, then country, but the problem is that the user then has to go backwards after changing the country. The other problem is what do you do about cit...

Application_Start() gets called more than once o_O

I have an application made on asp.net mvc 2 and it is on IIS 7.5 on my pc I tried profiling it and I noticed that Application_Start gets called more than once, anybody knows why is this happening ? ...

MVC 2 Validation without BuddyClasses

Hello EveryOne, i m using asp.NET MVC 2 for my current project and i need to validate form fields both on client and server side. for that i started with DataAnnotations. Now, i figure out that i have to write buddy class for every model or i have to go to designer generated code and put my annotations there (not a good idea though). if...

"A generic error occurred in GDI+" error while showing uploaded images

i am using the following code to show the image that has been saved in my database from my asp.net mvc(C#) application:. public ActionResult GetSiteHeaderLogo() { SiteHeader _siteHeader = new SiteHeader(); Image imgImage = null; long userId = Utility.GetUserIdFromSession(); i...

How to reset ASP.NET MVC client validation mode?

I'm having a bit of trouble with the client-side validation in the ASP.NET MVC 2 framework and hope someone can help me out. In several situations I find it useful to be able to reset the contents of a form or just a single input element and I need any validation errors to disappear. This in itself is not very hard, and the suggestion p...

Why can't I share a variable between two content sections in an ASP.NET MVC View?

I have an ASP.NET MVC View with the typical TitleContent and MainContent, with a fairly complicated title that I want to calculate once and then share between these two content sections, like so: <%@ Page Title="" Language="C#" MasterPageFile="~/Views/Shared/Site.Master" Inherits="System.Web.Mvc.ViewPage<dynamic>" %> <% var complica...

Include in enity framework 4

Hello I've been using enity framework that came with 3.5sp. And now I've redone things for enityframework 4 and asp.net mvc 2. I've come across something (which worked in my previous version and asp.net mvc 1.0). I have this: public IQueryable<Booking> GetBookings() { return from b in _entities.Bookings.Include("BookingObject") ...

ASP.Net MVC Where do you convert from Entities to ViewModels?

Title pretty much explains it all, its the last thing I'm trying to work into our project. We are structured with a Service Library which contains a function like so. /// <summary> /// Returns a single category based on the specified ID. /// </summary> public Category GetCategory(int CategoryID) {...

Updating div after full page refresh following AJAX request

Hi, I have an AJAX controller action which returns JSON. The returned JSON is handled via jQuery and contains a message displayed in an update div. The JSON also contains a flag which indicates a change in state. If this is true the entire page needs to be reloaded from a different url. This is currently performed in the jQuery using wi...

Show pdf in the browser in ASP.NET MVC

I have a tab on my page, when i click on this tab, i need to show a pdf file on page(browser). For this i am writing function on control like this public ActionResult PricedPdf(string projID,string fileName) { byte[] bArr = new byte[] { }; bArr = getdata(); return File(bArr, System.Net.Mime.MediaTypeNames.Application.Pd...

Implementing google dashboard type interface in asp.net

I'm looking at implementing a Google IG type dashboard in a .net app. There are a number of options I've found to do this, and i'm trying to establish what is going to be the best to use, in terms of speed, versatility etc. So far the options I am looking at are either to use asp.net webparts and .net Ajax, this would make it quicker t...

get and set for class in model - MVC 2 asp.net

Hi there, I want to improve the program so it has a proper constructor but also works with the models environment of MVC. I currently have: public void recordDocument(int order_id, string filename, string physical_path, string slug, int bytes) { ArchiveDocument doc = new ArchiveDocument(); doc.order_id...

how to give image path in java script in asp.net mvc

i am using asp.net mvc for my project. i am using partial views for that i used ajax jaquery every thing is working fine but i am not getting image for loading when i upload an image. image get displyed at local host it has problem when i upload the project. i have given image as: $jq("#ajaxThrobber").html('<img src="/Images/ajax-loader...

post form data to controller without page refresh

can any one guide me. Post form data to controller without page refresh in asp.net mvc application using Jquery ajax. ...

How do I make a table from a List MVC?

I have a List(Name, Item, Group#) that I would like to display in a table. How do I display this data with all the names in the 1st row, item in the 2nd, and group number in the 3rd row. Name: | Jon | Tom | Kate | Brian | Item: | Cup | Hat | Door | Store | Group#:| 2 | 8 | 10 | 154 | ...

User.Identity.Name returning NT AUTHORITY\NETWORK SERVICE i want Domain\USER

in my asp.net MVC project i have an database connection with connectionstring: Data Source=.;Initial Catalog=dbname;Integrated Security=True All users can execute Stored Procedures on that connection and i want to log those users. so after each execution I store "User.Identity.Name" to another database. This work great on my developme...