Class: Whoosh::UploadedFile

Inherits:
Object
  • Object
show all
Defined in:
lib/whoosh/uploaded_file.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(rack_hash, storage: nil) ⇒ UploadedFile

Returns a new instance of UploadedFile.



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# File 'lib/whoosh/uploaded_file.rb', line 10

def initialize(rack_hash, storage: nil)
  @filename = rack_hash[:filename]
  @content_type = rack_hash[:type]
  @tempfile = rack_hash[:tempfile]
  @storage = storage
end

Instance Attribute Details

#content_type ⇒ Object (readonly)

Returns the value of attribute content_type.



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# File 'lib/whoosh/uploaded_file.rb', line 8

def content_type
  @content_type
end

#filename ⇒ Object (readonly)

Returns the value of attribute filename.



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# File 'lib/whoosh/uploaded_file.rb', line 8

def filename
  @filename
end

Instance Method Details

#read ⇒ Object 



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# File 'lib/whoosh/uploaded_file.rb', line 21

def read
  @tempfile.rewind
  @tempfile.read
end

#read_text ⇒ Object 



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# File 'lib/whoosh/uploaded_file.rb', line 26

def read_text
  read.force_encoding("UTF-8")
end

#save(prefix = "") ⇒ Object

Raises:



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# File 'lib/whoosh/uploaded_file.rb', line 34

def save(prefix = "")
  raise Errors::DependencyError, "No storage adapter configured" unless @storage
  @storage.save(self, prefix)
end

#size ⇒ Object 



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# File 'lib/whoosh/uploaded_file.rb', line 17

def size
  @tempfile.size
end

#to_base64 ⇒ Object 



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# File 'lib/whoosh/uploaded_file.rb', line 30

def to_base64
  Base64.strict_encode64(read)
end

#validate!(types: nil, max_size: nil) ⇒ Object

Raises:



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# File 'lib/whoosh/uploaded_file.rb', line 39

def validate!(types: nil, max_size: nil)
  errors = []
  errors << { field: "file", message: "No file uploaded" } if @filename.nil? || @filename.empty?
  errors << { field: "file", message: "File type #{@content_type} not allowed" } if types && !types.include?(@content_type)
  errors << { field: "file", message: "File too large (#{size} bytes > #{max_size})" } if max_size && size > max_size
  raise Errors::ValidationError.new(errors) unless errors.empty?
end