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@blairanderson blairanderson/Gemfile forked from cblunt/Gemfile
Created Aug 13, 2013

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class Avatar < ActiveRecord::Base
mount_uploader :avatar_image, AvatarImageUploader # **must** specify class of uploader, otherwise base uploader is used, and no
# ...
end
class AvatarImageUploader < CarrierWave::Uploader::Base
include CarrierWave::MiniMagick
def store_dir
"uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
end
version :print do
version :thumb { process :resize_to_fit => [32, 32] }
version :preview { process :resize_to_fit => [256, 256] }
version :full { process :resize_to_fit => [2048, 2048] }
end
version :web do
version :thumb { process :resize_to_fit => [32, 32] }
version :preview { process :resize_to_fit => [128, 128] }
version :full { process :resize_to_fit => [1024, 768] }
end
# ...
end
# config/initializers/carrierwave.rb
CarrierWave.configure do |config|
config.fog_credentials = {
# Configuration for Amazon S3 should be made available through an Environment variable.
# For local installations, export the env variable through the shell OR
# if using Passenger, set an Apache environment variable.
#
# In Heroku, follow http://devcenter.heroku.com/articles/config-vars
#
# $ heroku config:add S3_KEY=your_s3_access_key S3_SECRET=your_s3_secret S3_REGION=eu-west-1 S3_ASSET_URL=http://assets.example.com/ S3_BUCKET_NAME=s3_bucket/folder
# Configuration for Amazon S3
:provider => 'AWS',
:aws_access_key_id => ENV['S3_KEY'],
:aws_secret_access_key => ENV['S3_SECRET'],
:region => ENV['S3_REGION']
}
# For testing, upload files to local `tmp` folder.
if Rails.env.test? || Rails.env.cucumber?
config.storage = :file
config.enable_processing = false
config.root = "#{Rails.root}/tmp"
else
config.storage = :fog
end
config.cache_dir = "#{Rails.root}/tmp/uploads" # To let CarrierWave work on heroku
config.fog_directory = ENV['S3_BUCKET_NAME']
config.s3_access_policy = :public_read # Generate http:// urls. Defaults to :authenticated_read (https://)
config.fog_host = "#{ENV['S3_ASSET_URL']}/#{ENV['S3_BUCKET_NAME']}"
end
# ...
gem 'carrierwave'
gem 'fog', '~> 1.0.0' # Need to specify version, as carrierwave references older (0.9.0) which doesn't allow configuration of Rackspace UK Auth URL
<!-- Nested Versions -->
<%= image_tag avatar.avatar_image.url(:web, :preview) %>
<%= image_tag avatar.avatar_image.url(:print, :full) %>
<%= image_tag avatar.avatar_image.url(:web, :thumb) %>
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