simple-image-uploader is a Rails 4 generator that creates a small scaffold class called Image. It enables image upload feature to your web app at no time. If you need the simple-image-uploader for Rails 3, please go to version 0.14. The Rails 4 version has significant changes.
Add this line to your application’s Gemfile:
And then execute:
Or install it yourself as:
$ gem install simple-image-uploader
After adding gem ‘simple-image-uploader’ to your Gemfile.
You should go back to your terminal and type:
rails g simple_image_uploader
The gem will generate all the files, routes and add the gems needed for image upload.
After, you can run
Then you can access the following URL:
Use the Image class to see how you can add the image upload to your existing app.
For example, if you have a Post class where people can upload images for each post, you should add the following code:
In the models/post.rb
In the models/image.rb
rails g migration add_post_id_to_images post_id:integer rake db:migrate rails s
The secret is to link image model to each of your other models that need image upload. For each new link you can either create has_many or has_and_belongs_to relationships.
- Fork it
- Create your feature branch (
git checkout -b my-new-feature)
- Commit your changes (
git commit -am 'Added some feature')
- Push to the branch (
git push origin my-new-feature)
- Create new Pull Request