https://github.com/hootanht/dropzonejsnetcore
DropzoneJSNetCore designs for .NET web apps to use the more easy and simplest way to upload our files
https://github.com/hootanht/dropzonejsnetcore
asp-net dotnet dotnet-core dropzone dropzonejs dropzonejs-tutorial dropzonejsnetcore netcore
Last synced: 4 months ago
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DropzoneJSNetCore designs for .NET web apps to use the more easy and simplest way to upload our files
- Host: GitHub
- URL: https://github.com/hootanht/dropzonejsnetcore
- Owner: hootanht
- Created: 2021-07-26T15:23:53.000Z (about 4 years ago)
- Default Branch: master
- Last Pushed: 2023-11-18T20:29:31.000Z (almost 2 years ago)
- Last Synced: 2025-04-19T11:54:01.402Z (6 months ago)
- Topics: asp-net, dotnet, dotnet-core, dropzone, dropzonejs, dropzonejs-tutorial, dropzonejsnetcore, netcore
- Language: JavaScript
- Homepage:
- Size: 11.7 MB
- Stars: 8
- Watchers: 2
- Forks: 3
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
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README
# DropzoneJSNetCore
Certainly! Let's create a comprehensive Markdown (md) file with step-by-step details for the provided ASP.NET Core application code.
---
# ASP.NET Core Application Setup and Configuration Guide
## Introduction
This guide provides a step-by-step breakdown of the code for an ASP.NET Core application that incorporates Dropzone.js for file uploads. The application structure includes controllers, Razor Pages, and essential configurations.
### Project Structure
The application consists of the following components:
- **Controllers:** Handle HTTP requests and responses.
- **Razor Pages:** Provide a view for the application.
- **Startup Class:** Configures services and the HTTP request pipeline.
- **Program Class:** Contains the application's entry point.## Startup Class
The `Startup` class is crucial for configuring services and the HTTP request pipeline.
### Step 1: Constructor
```csharp
public Startup(IConfiguration configuration)
{
Configuration = configuration;
}
```- The constructor takes an `IConfiguration` parameter, providing access to configuration settings.
### Step 2: `ConfigureServices` Method
```csharp
public void ConfigureServices(IServiceCollection services)
{
services.AddControllers();
services.AddRazorPages();
}
```- Configures services for MVC and Razor Pages in the application.
### Step 3: `Configure` Method
```csharp
public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
{
// Configuration based on environment (development/production)
// Middleware configuration for HTTPS, static files, routing, authorization, and endpoints.
}
```- Configures the HTTP request pipeline with middleware.
- Handles environment-specific configurations.## Program Class
The `Program` class serves as the entry point for the application.
### Step 1: `Main` Method
```csharp
public static void Main(string[] args)
{
CreateHostBuilder(args).Build().Run();
}
```- Calls `CreateHostBuilder` to build and run the application host.
### Step 2: `CreateHostBuilder` Method
```csharp
public static IHostBuilder CreateHostBuilder(string[] args)
{
return Host.CreateDefaultBuilder(args)
.ConfigureWebHostDefaults(webBuilder =>
{
webBuilder.UseStartup();
});
}
```- Configures the host using the default builder.
- Configures the web host to use the `Startup` class for application configuration.## Controller: UploadController
The `UploadController` handles image uploads and deletions.
### Step 1: Properties and Constructor
```csharp
public IWebHostEnvironment _env { get; set; }public UploadController(IWebHostEnvironment env)
{
_env = env;
}
```- Defines a property for the hosting environment (`_env`).
- Constructor injects the hosting environment.### Step 2: `UploadImage` Method
```csharp
[HttpPost]
[ValidateAntiForgeryToken]
public async Task UploadImage(ICollection files)
{
// Image upload logic
}
```- Handles the HTTP POST request for image uploads.
- Creates unique image names, saves images to the server, and returns a JSON response.### Step 3: `DeleteUploadedImage` Method
```csharp
[HttpPost]
[ValidateAntiForgeryToken]
public IActionResult DeleteUploadedImage(string fileName)
{
// Deletes an image file from the server.
}
```- Handles the HTTP POST request for deleting an uploaded image.
- Deletes the image file from the server.## Razor Pages: Index Page
The Index page incorporates Dropzone.js for file uploads.
### Step 1: Dropzone Form
```html
```
- Sets up a form for image uploads using Dropzone.js.
### Step 2: Submit Button
```html
Upload
```- Triggers the submission of the form, processing the Dropzone queue.
### Step 3: Files Name Input
```html
Files Name :
```
- Includes an input field to display the names of uploaded files.
### Step 4: JavaScript Section
```html
@section Scripts{
// JavaScript code for Dropzone configuration
// ...
}
```- Defines a JavaScript section for configuring Dropzone.js.
### Step 5: JavaScript Code
```javascript
// JavaScript code for Dropzone configuration
// ...
```- Configures Dropzone.js behavior, such as handling uploads, deletions, and updating the file list.
---
This comprehensive guide breaks down the ASP.NET Core application's structure and functionality, covering controllers, Razor Pages, and configuration details. Each step provides clarity on the purpose and implementation of different components within the application.