Contents

require 'base64'

class S3UploadsController < ApplicationController

  # You might want to look at https and expiration_date below.
  #        Possibly these should also be configurable from S3Config...

  skip_before_filter :verify_authenticity_token
  include S3SwfUpload::Signature
  
  def index
    bucket              = S3SwfUpload::S3Config.bucket
    access_key_id       = S3SwfUpload::S3Config.access_key_id
    acl                 = S3SwfUpload::S3Config.acl
    secret_key          = S3SwfUpload::S3Config.secret_access_key
    max_file_size       = S3SwfUpload::S3Config.max_file_size
    key                 = params[:key]
    content_type        = params[:content_type]
    content_disposition = 'attachment'
    https               = 'false'
    error_message       = ''
    expiration_date     = 1.hours.from_now.utc.strftime('%Y-%m-%dT%H:%M:%S.000Z')
    policy = Base64.encode64(
             {'expiration' => expiration_date,
              'conditions' => [
                {'bucket' => bucket},
                {'key'=> key},
                {'acl'=> acl},
                {'Content-Type'=> content_type},
                {'Content-Disposition'=> content_disposition},
                ['content-length-range', 1, max_file_size],
                ['starts-with', '$Filename', ''],
                ['eq', '$success_action_status', '201']
              ]
             }.to_json).gsub(/\n|\r/, '')
    
    signature = b64_hmac_sha1(secret_key, policy)

    respond_to do |format|
      format.xml {
        render :xml => {
          :policy              => policy,
          :signature           => signature,
          :bucket              => bucket,
          :accesskeyid         => access_key_id,
          :acl                 => acl,
          :expirationdate      => expiration_date,
          :https               => https,
          :contentDisposition  => content_disposition,
          :errorMessage        => error_message.to_s
        }.to_xml
      }
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
s3_swf_upload-0.3.3	lib/s3_swf_upload/railties/generators/uploader/templates/s3_uploads_controller.rb