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fog--fog/lib/fog/storage/models/google/file.rb
2011-02-16 16:41:39 -08:00

145 lines
4.7 KiB
Ruby

require 'fog/core/model'
module Fog
module Google
class Storage
class File < Fog::Model
identity :key, :aliases => 'Key'
attribute :cache_control, :aliases => 'Cache-Control'
attribute :content_disposition, :aliases => 'Content-Disposition'
attribute :content_encoding, :aliases => 'Content-Encoding'
attribute :content_length, :aliases => ['Content-Length', 'Size'], :type => :integer
attribute :content_md5, :aliases => 'Content-MD5'
attribute :content_type, :aliases => 'Content-Type'
attribute :etag, :aliases => ['Etag', 'ETag']
attribute :expires, :aliases => 'Expires'
attribute :last_modified, :aliases => ['Last-Modified', 'LastModified']
attribute :metadata
attribute :owner, :aliases => 'Owner'
attribute :storage_class, :aliases => ['x-goog-storage-class', 'StorageClass']
def acl=(new_acl)
valid_acls = ['private', 'public-read', 'public-read-write', 'authenticated-read']
unless valid_acls.include?(new_acl)
raise ArgumentError.new("acl must be one of [#{valid_acls.join(', ')}]")
end
@acl = new_acl
end
def body
attributes[:body] ||= if last_modified && (file = collection.get(identity))
file.body
else
''
end
end
def body=(new_body)
attributes[:body] = new_body
end
def directory
@directory
end
def copy(target_directory_key, target_file_key)
requires :directory, :key
connection.copy_object(directory.key, key, target_directory_key, target_file_key)
target_directory = connection.directories.new(:key => target_directory_key)
target_directory.files.get(target_file_key)
end
def destroy
requires :directory, :key
begin
connection.delete_object(directory.key, key)
rescue Excon::Errors::NotFound
end
true
end
remove_method :metadata
def metadata
attributes.reject {|key, value| !(key.to_s =~ /^x-goog-meta-/)}
end
remove_method :metadata=
def metadata=(new_metadata)
merge_attributes(new_metadata)
end
remove_method :owner=
def owner=(new_owner)
if new_owner
attributes[:owner] = {
:display_name => new_owner['DisplayName'],
:id => new_owner['ID']
}
end
end
def public=(new_public)
if new_public
@acl = 'public-read'
else
@acl = 'private'
end
new_public
end
def public_url
requires :directory, :key
if connection.get_object_acl(directory.key, key).body['AccessControlList'].detect {|entry| entry['Scope']['type'] == 'AllUsers' && entry['Permission'] == 'READ'}
if directory.key.to_s =~ /^(?:[a-z]|\d(?!\d{0,2}(?:\.\d{1,3}){3}$))(?:[a-z0-9]|\.(?![\.\-])|\-(?![\.])){1,61}[a-z0-9]$/
"https://#{directory.key}.commondatastorage.googleapis.com/#{key}"
else
"https://commondatastorage.googleapis.com/#{directory.key}/#{key}"
end
else
nil
end
end
def save(options = {})
requires :body, :directory, :key
if options != {}
Formatador.display_line("[yellow][WARN] options param is deprecated, use acl= instead[/] [light_black](#{caller.first})[/]")
end
options['x-goog-acl'] ||= @acl if @acl
options['Cache-Control'] = cache_control if cache_control
options['Content-Disposition'] = content_disposition if content_disposition
options['Content-Encoding'] = content_encoding if content_encoding
options['Content-MD5'] = content_md5 if content_md5
options['Content-Type'] = content_type if content_type
options['Expires'] = expires if expires
options.merge(metadata)
data = connection.put_object(directory.key, key, body, options)
merge_attributes(data.headers)
if body.is_a?(String)
self.content_length = body.size
else
self.content_length = ::File.size(body.path)
end
true
end
def url(expires)
requires :key
collection.get_url(key, expires)
end
private
def directory=(new_directory)
@directory = new_directory
end
end
end
end
end