Questions tagged [asp.net-mvc]
Model-View-Controller for the ASP.NET framework
240
questions
1
vote
2answers
58 views
Strategy Design Pattern in ASP.Net Core MVC Project
I tried to make a calculator using the Strategy pattern in ASP.Net Core MVC (following an example from the Internet)
Please review my code and tell me what could be wrong and how to make it better?
My ...
0
votes
1answer
48 views
Detecting supported browsers in ASP.NET MVC (Server side vs. Client side)
I want to check client's browser version, and if it's too old, display a message that the user should update their browser in order to use the website. The website is built using ASP.NET MVC.
I have ...
1
vote
0answers
53 views
Credit based order system
I'm implementing a system, which requires an order to be active.
I have a class called Yritys, which is the customer account who would have credits.
1 credit would mean 1 day of service use.
Yritys (...
0
votes
1answer
40 views
Use Request with Fileupload in Controller
I wrote a fileupload function for my application. Basically the application is a web based folder structure, which has files included.
I don't know, but I am not happy with it. Is it too long? Can I ...
0
votes
1answer
129 views
Generic Wrapper class for HTTPClient methods
I am trying to using HttpClient for making API calls from a different domain and for that purpose I have created the following service class after doing some research. It is 4.7.2 framework and not a ....
0
votes
0answers
40 views
Clean way for sending Google Analytics events
I am working on an e-commerce website.
I want to track 2 events in Google Analytics (I would need to send these events to Analytics):
when a buyers contacts a sellers (an email will be sent through ...
4
votes
2answers
772 views
Repository pattern with Unit of work using ADO.NET in C# to authenticate user from database
So I am using the latest version of Dapper and it works great for mapping my POCO classes but there are some scenarios where I need to return a DataSet instead of ...
1
vote
0answers
47 views
Addition/removal of entities in EF6 many-to-many architecture
Is there a way to do this many-to-many update with less code? It feels awfully bulky to me.
I started out using AutoMapper to avoid the explicit value assignments, but then the mapped ...
2
votes
0answers
50 views
Managing invalid cookie when 2 users use the same computer and therefore share the same cookie
I have asked this question on stackoverflow... here, I am asking for some feedback on the solution that I have implemented.
I am using ASP.NET MVC default template to logout user:
...
3
votes
2answers
514 views
c# IEnumerable Update object
I have this code that I am using to update OriginalId using the Id value. I there a better way to do this then using all the loops?
Controller
...
1
vote
1answer
60 views
Decoupling of validation and data access in ASP.NET
I've been asigned to a project no dev has touched in a long time. It's an ASP.NET MVC 4 application.
It appeared to be well coded, but had no testing and the database migration folder is not present.
...
9
votes
3answers
562 views
Creating a round robin MySQL connection manager
Background
I am working on an e-commerce website, my web server is written in ASP.NET MVC (C#, EF6) and I am using 3 instances of MySQL DB. These DBs are in a cluster (Galera Cluster) and they are ...
0
votes
1answer
46 views
Calculate 8 hours business day in a weekdays only [closed]
I am fairly new into asp.net MVC c# I am working on request holiday app where an employee can request holidays. The problem is the app works fine, however, I am trying to set 8 hours a day when an ...
3
votes
1answer
174 views
Grouping low-level services together into a high-level service
I am working on an e-commerce website. What I need to do is to save an advertisement. The ad has some properties and some photos... properties should be save to DB and photos should be saved to file ...
1
vote
1answer
626 views
Filtering items in an ecommerce site with asp.net mvc and ajax
I'm trying to filter items from an ecommerce site.The project on the local server was running smoothly.However, I noticed significant delays since the project was published on the global server.Most ...
1
vote
1answer
47 views
Using nullable properties in a base class for record selection in Table per Hierarchy
I want to be able to list every Transaction associated with a Client in date order.
...
1
vote
0answers
66 views
Getting around CORS error for displaying images on my website
I have my images stored in an S3 bucket and I am serving them from AWS CloudFront. I have created 2 CNAME records for the CloudFront: mywebsite.com and ...
1
vote
1answer
113 views
ASP.NET MVC 5, EF 6 filter performance
I'm creating a filter with Linq in an ASP.NET MVC application. I was hoping I could get some tips on performance enhancements, aside from any possible performance enhancements.
I have a few questions:...
8
votes
4answers
3k views
DDD Architecture for an e-commerce website (uploading images)
Problem Description
I am working on an e-commerce website, when a user wants to sell a product, he would open the product page and he can upload up to 12 photos:
Image Upload Process
This is the ...
1
vote
1answer
332 views
Creating a ModelBinder to Sanitize user input in HTML format
I have a custom model binder which takes user input in HTML format, sanitize the HTML input by removing any script or XSS threat and returns the sanitized HTML string:
...
3
votes
1answer
751 views
Use SemaphoreSlim to control access to a resource
We have an existing situation in an MVC ASP.NET app where it's possible for two threads to come back asynchronously, one from an external api(the payment gateway) and one from within the browser for ...
4
votes
1answer
388 views
Initializing entity framework context in constructor
We use the architecture shown in the code below to initialize the DB context for our MVC 5 project using entity framework 6
We have the following questions related to it:
Is it safe to initialize ...
1
vote
1answer
120 views
Authorization using Entity Framework in ASP.NET MVC
1. Backstory
I recently starting programming and I found out that Entity Framework works perfect for my small-sized applications due its simplicity.
I've made my custom authorize attribute for MVC ...
1
vote
0answers
37 views
Add a folder with jstree
I read on SO and other pages that I should avoid JavascriptResult, I do not realy know why, but now I use JsonResult, because it is more common.
Here is my Ajax in the cshtml:
...
1
vote
0answers
48 views
Querying connection string across solution [closed]
I have an app.config file that contains some connection strings, this is accessed on a project-by-project basis
In my solution, I have the following projects:
A
B
...
3
votes
0answers
1k views
Controller in an ASP.NET Web API application which generates a CSV file
I have a controller in an ASP.NET Web API application which generates a CSV file. The controller looks like this:
...
3
votes
0answers
920 views
AJAX shopping cart with quantity +/- buttons
I'm a junior developer (couple years into it) and very new to AJAX.
I'm writing an internal inventory application built on MVC and right now I'm dealing with adding and removing items to/from a cart. ...
1
vote
1answer
52 views
Making EmployeeHistory ViewModel immutable as code analysis suggested
I want to display on a view the EmployeeHistory view model sorted by elements.assignEffDateNext and I want to instantiate and ...
0
votes
0answers
1k views
Upsert with .Net Core Web API
I am using .NET Core 2.2, EF Core and C#. I have created a web API project.
I was requested to do an Upsert (insert or update). The entities structure is:
Movie
User
Rating: this is used to give a ...
0
votes
2answers
79 views
Authorization - Create and unlock a User
I just wrote this, but I am not realy happy with that. I think there is an easier way to do this. First I am checking if a user has an ID (from a portal we are using, it is in the header). After that ...
3
votes
1answer
129 views
Instantiating View Models using a static factory
I am building an e-commerce website. I have an application layer service called SearchService. SearchService receives a search ...
0
votes
1answer
81 views
Rendering an html page uploaded by a user into MVC app
I need advise whether the approach I took is the optimal one (not sure whether this is the right 'stackExchange' site).
I have an MVC application, which is supposed to be able to render an HTML page ...
1
vote
0answers
217 views
E-commerce site for posting advertisements
I am developing an e-commerce website in ASP.NET MVC. Users can post advertisements of different types on the site.
I am using inheritance to define my Ad types, and this review is mainly about ...
1
vote
1answer
107 views
Wrapper for a sales API, with a fluent interface
I've created a simple API wrapper that I intend a few developers to utilize. I decided to follow an Fluent Interface methodology, similar to this.
...
2
votes
1answer
453 views
Displaying all application errors in a view
I'm learning ASP.NET Core with MVC pattern and I didn't find anything useful related to this argument.
Actually I'm looking ...
4
votes
1answer
1k views
Generating absolute URIs behind a reverse proxy
In my ASP.NET MVC application there are occasions where I need to generate an absolute URI, such as when sending an email confirmation link to a user. The most straightforward approach is to use ...
2
votes
1answer
191 views
Design Pattern for initializing Properties of a ViewModel which only serves a display purpose
It's a question which lies me for years on the tongue.
Given a LoginViewModel:
...
0
votes
2answers
12k views
Return json to browser via MVC controller for morris chart
Program is written in .Net Framework 4.
Class:
...
3
votes
1answer
2k views
Dynamic AuthorizeAttribute with database
I want to create a AuthorizeAttribute that gets the current ActionMethod RouteData and ...
10
votes
1answer
390 views
Checkers Board Creator
A year or so ago, I wrote a checkers game for the Universal Windows Platform. Now, I wrote a web-based version of it hosted at http://checkerstreasury.azurewebsites.net. This is the first of a series ...
2
votes
1answer
4k views
Adding or updating Company entity
Here I am trying to post a company view-model and update and insert according. But I feel I am writing it in wrong way or maybe there's a better approach.
Here's my code
...
1
vote
3answers
5k views
Sending many unique emails at same time
I have an asp.net core app that sends emails with a link. When they click the link they can start taking an online test without logging in. The link contains a number that is validated by the ...
2
votes
1answer
1k views
Web Service that gets data from multiple tables in a database using EF Core Database-First approach
I have never created a web service before. I followed most of this Pluralsight tutorial to give me an idea of how to create one using ASP.NET MVC along with .NET Core 2.0 and Entity Framework Core.
...
1
vote
1answer
1k views
Configuring certificate signing for development and production environments
The below code works but there's a lot of duplication I wonder if I can get around.
I would like to be able to use .AddDeveloperSigningCredential(false) if in ...
2
votes
0answers
3k views
Member management of Active Directory groups via an ASP.NET MVC website
Background
One of the projects I'm working on is an Intranet website which is a front-end for several kinds of data, each aimed at a different set of users. Access to the website is handled through ...
5
votes
1answer
5k views
ASP.NET Core 2 architecture and design patterns
I started a week ago to split my project into layers: business logic layer, data access layer and UI layer. I took as an example this project: https://github.com/dotnet-architecture/eShopOnWeb. I ...
4
votes
3answers
307 views
Caching an integer - distinguishing no value from zero
I would like to store an integer value in the application cache.
The GetOrSet method should always return an int, and never be null. If there is no cached value, ...
5
votes
1answer
3k views
Extending IPrincipal.IsInRole()
In my case, I needed to give roles to users, but to specific departments, and I did not want to implement a new authorization mechanism which will require me to access the db everytime I want to check ...
1
vote
1answer
94 views
Display items from DB using MVC and Domain Driven Design
I am starting a project to put into practice the lessons learned in "Clean Code" by Robert "Uncle Bob" Martin.
The project is a website that displays the names of items in a DB table. It uses ASP.NET ...
4
votes
4answers
3k views
Find consecutive numbers and turn them into ranges
I have array
int[] arr = { -2, 0, 1, 2, 3, 4, 5, 8, 9, 11, 13, 15, 18, 22, 25, 28, 29, 30 };
I need to write function that shows it as string and if numbers are ...
