carrierwave

https://github.com/jnicklas/carrierwave

Ruby

Classier solution for file uploads for Rails, Sinatra and other Ruby web frameworks

CarrierWave::Uploader::MagicMimeBlacklist#extract_content_type

Extracts the content type of the given file

=== Returns

[String] the extracted content type

Source | Google | Stack overflow

Edit

git clone [email protected]:jnicklas/carrierwave.git

cd carrierwave

open lib/carrierwave/uploader/magic_mime_blacklist.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-CarrierWave--Uploader--MagicMimeBlacklist-extract_content_type-for-pr

# Commit to git

git add lib/carrierwave/uploader/magic_mime_blacklist.rbgit commit -m "better docs for CarrierWave::Uploader::MagicMimeBlacklist#extract_content_type"

# Open pull request

gem install hub # on a mac you can `brew install hub`

hub fork

git push <your name> -your-name--update-docs-CarrierWave--Uploader--MagicMimeBlacklist-extract_content_type-for-pr

hub pull-request

# Celebrate!