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# File 'lib/fog/aws/requests/storage/get_object.rb', line 68
def get_object(bucket_name, object_name, options = {}, &block)
version_id = options.delete('versionId')
unless bucket_name
raise ArgumentError.new('bucket_name is required')
end
unless object_name
raise ArgumentError.new('object_name is required')
end
response = Excon::Response.new
if (bucket = self.data[:buckets][bucket_name])
object = nil
if bucket[:objects].has_key?(object_name)
object = version_id ? bucket[:objects][object_name].find { |object| object['VersionId'] == version_id} : bucket[:objects][object_name].first
end
if (object && !object[:delete_marker])
if options['If-Match'] && options['If-Match'] != object['ETag']
response.status = 412
elsif options['If-Modified-Since'] && options['If-Modified-Since'] > Time.parse(object['Last-Modified'])
response.status = 304
elsif options['If-None-Match'] && options['If-None-Match'] == object['ETag']
response.status = 304
elsif options['If-Unmodified-Since'] && options['If-Unmodified-Since'] < Time.parse(object['Last-Modified'])
response.status = 412
else
response.status = 200
for key, value in object
case key
when 'Cache-Control', 'Content-Disposition', 'Content-Encoding', 'Content-Length', 'Content-MD5', 'Content-Type', 'ETag', 'Expires', 'Last-Modified', /^x-amz-meta-/
response.[key] = value
end
end
response.['x-amz-version-id'] = object['VersionId'] if bucket[:versioning]
body = object[:body]
if options['Range']
ranges = byte_ranges(options['Range'], body.size)
unless ranges.nil? || ranges.empty?
response.status = 206
body = body[ranges.first]
end
end
unless block_given?
response.body = body
else
data = StringIO.new(body)
remaining = data.length
while remaining > 0
chunk = data.read([remaining, Excon::CHUNK_SIZE].min)
block.call(chunk)
remaining -= Excon::CHUNK_SIZE
end
end
end
elsif version_id && !object
response.status = 400
response.body = {
'Error' => {
'Code' => 'InvalidArgument',
'Message' => 'Invalid version id specified',
'ArgumentValue' => version_id,
'ArgumentName' => 'versionId',
'RequestId' => Fog::Mock.random_hex(16),
'HostId' => Fog::Mock.random_base64(65)
}
}
raise(Excon::Errors.status_error({:expects => 200}, response))
else
response.status = 404
response.body = "...<Code>NoSuchKey<\/Code>..."
raise(Excon::Errors.status_error({:expects => 200}, response))
end
else
response.status = 404
response.body = "...<Code>NoSuchBucket</Code>..."
raise(Excon::Errors.status_error({:expects => 200}, response))
end
response
end
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