Class: Wisepdf::Writer

Inherits:
Object
  • Object
show all
Defined in:
lib/wisepdf/writer.rb

Instance Method Summary collapse

Constructor Details

#initialize(path = nil) ⇒ Writer

Returns a new instance of Writer.



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# File 'lib/wisepdf/writer.rb', line 6

def initialize(path=nil)
  self.wkhtmltopdf = path unless path.nil?
end

Instance Method Details

#to_pdf(string, options = {}) ⇒ Object

Raises:



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# File 'lib/wisepdf/writer.rb', line 10

def to_pdf(string, options={})
  command = "\"#{self.wkhtmltopdf}\" #{parse_options(options)} #{'-q ' unless Wisepdf::Configuration.windows?}- - " # -q for no errors on stdout
  print_command(command) if Wisepdf::Configuration.development?
  
  
  result = IO.popen(command, "wb+") do |pdf|
    pdf.puts(string)
    pdf.close_write
    pdf.gets(nil)
  end
  
  raise Wisepdf::WriteError if result && result.rstrip.length == 0
  
  return result
end

#wkhtmltopdf ⇒ Object

Raises:



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# File 'lib/wisepdf/writer.rb', line 26

def wkhtmltopdf
  return @wkhtmltopdf if @wkhtmltopdf.present?

  @wkhtmltopdf = Wisepdf::Configuration.wkhtmltopdf
  raise Wisepdf::NoExecutableError.new(@wkhtmltopdf) if @wkhtmltopdf.nil? || !File.exists?(@wkhtmltopdf)
  
  return @wkhtmltopdf
end

#wkhtmltopdf=(value) ⇒ Object

Raises:



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# File 'lib/wisepdf/writer.rb', line 35

def wkhtmltopdf=(value)
  @wkhtmltopdf = value
  raise Wisepdf::NoExecutableError.new(@wkhtmltopdf) if @wkhtmltopdf.nil? || !File.exists?(@wkhtmltopdf)      
end