Class: DZT::S3Storage

Inherits:
Object
  • Object
show all
Defined in:
lib/dzt/s3_storage.rb

Constant Summary collapse

DEFAULT_ACL = 
'public-read'
DEFAULT_KEY = 
''

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ S3Storage

Returns a new instance of S3Storage.

Parameters:

  • s3_acl: —

    ACL to use for storing, defaults to ‘public-read’.

  • s3_bucket: —

    Bucket to store tiles.

  • s3_key: —

    Key to prefix stored files.

  • aws_id: —

    AWS Id.

  • aws_secret: —

    AWS Secret.



12
13
14
15
16
17
18
 
# File 'lib/dzt/s3_storage.rb', line 12

def initialize(options = {})
  @s3_acl = options[:s3_acl] || DEFAULT_ACL
  @s3_bucket = options[:s3_bucket]
  @s3_key = options[:s3_key] || DEFAULT_KEY
  @s3_id = options[:aws_id]
  @s3_secret = options[:aws_secret]
end

Instance Method Details

#exists? ⇒ Boolean

Currently does not supporting checking S3 fo overwritten files

Returns:

  • (Boolean) 


32
33
34
 
# File 'lib/dzt/s3_storage.rb', line 32

def exists?
  false
end

#mkdir(_path) ⇒ Object

no-op



41
42
 
# File 'lib/dzt/s3_storage.rb', line 41

def mkdir(_path)
end

#s3 ⇒ Object 



20
21
22
23
24
25
26
27
28
29
 
# File 'lib/dzt/s3_storage.rb', line 20

def s3
  @s3 ||= begin
    require_fog!
    Fog::Storage.new(
      provider: 'AWS',
      aws_access_key_id: @s3_id,
      aws_secret_access_key: @s3_secret
    )
  end
end

#storage_location(level) ⇒ Object 



36
37
38
 
# File 'lib/dzt/s3_storage.rb', line 36

def storage_location(level)
  "#{@s3_key}/#{level}"
end

#write(file, dest, options = {}) ⇒ Object 



44
45
46
47
48
49
50
 
# File 'lib/dzt/s3_storage.rb', line 44

def write(file, dest, options = {})
  quality = options[:quality]
  s3.put_object(@s3_bucket, dest, file.to_blob { @quality = quality if quality },
                'Content-Type' => file.mime_type,
                'x-amz-acl' => @s3_acl
               )
end