Module: SpreadsheetArchitect::Utils::XLSX

Defined in:
lib/spreadsheet_architect/utils/xlsx.rb

Class Method Summary collapse

Class Method Details

.convert_styles_to_axlsx(styles = {}) ⇒ Object 



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# File 'lib/spreadsheet_architect/utils/xlsx.rb', line 27

def self.convert_styles_to_axlsx(styles={})
  styles = {} unless styles.is_a?(Hash)
  styles = self.symbolize_keys(styles)

  if styles[:fg_color].nil?
    if styles[:color].respond_to?(:sub) && !styles[:color].empty?
      styles[:fg_color] = styles.delete(:color).sub('#','')
    end
  end

  if styles[:bg_color].nil?
    if styles[:background_color].respond_to?(:sub) && !styles[:background_color].empty?
      styles[:bg_color] = styles.delete(:background_color).sub('#','')
    end
  end
  
  if styles[:alignment].nil? && styles[:align]
    if styles[:align].is_a?(Hash)
      styles[:alignment] = {
        horizontal: styles[:align][:horizontal], 
        vertical: styles[:align][:vertical], 
        wrap_text: styles[:align][:wrap_text]
      }
    else
      styles[:alignment] = {horizontal: styles.delete(:align)}
    end

    styles.delete(:align)
  end

  if styles[:b].nil?
    styles[:b] = styles.delete(:bold)
  end

  if styles[:sz].nil?
    styles[:sz] = styles.delete(:font_size)
  end

  if styles[:i].nil?
    styles[:i] = styles.delete(:italic)
  end

  if styles[:u].nil?
    styles[:u] = styles.delete(:underline)
  end
  
  styles.delete_if{|k,v| v.nil?}
end

.get_type(value, type = nil) ⇒ Object 



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# File 'lib/spreadsheet_architect/utils/xlsx.rb', line 5

def self.get_type(value, type=nil)
  return type unless (type.respond_to?(:empty?) ? type.empty? : type.nil?)
  
  if value.is_a?(Numeric)
    if value.is_a?(Float) || value.is_a?(BigDecimal)
      type = :float
    else
      type = :integer
    end
  elsif value.respond_to?(:strftime)
    if value.is_a?(DateTime) || value.is_a?(Time)
      type = :time
    else
      type = :date
    end
  else
    type = :string
  end

  return type
end

.range_hash_to_str(hash, num_columns, num_rows, col_names = Array('A'..'ZZZ')) ⇒ Object 



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# File 'lib/spreadsheet_architect/utils/xlsx.rb', line 76

def self.range_hash_to_str(hash, num_columns, num_rows, col_names=Array('A'..'ZZZ'))
  case hash[:columns]
  when Integer
    start_col = end_col = col_names[hash[:columns]]
  when Range
    start_col = col_names[hash[:columns].first]
    end_col = col_names[hash[:columns].last]
  when :all
    start_col = 'A'
    end_col = col_names[num_columns-1]
  else
    raise SpreadsheetArchitect::Exceptions::InvalidRangeStylesOptionError.new(:columns, hash)
  end

  case hash[:rows]
  when Integer
    start_row = end_row = hash[:rows]
  when Range
    start_row = hash[:rows].first
    end_row = hash[:rows].last
  when :all
    start_row = 1
    end_row = num_rows
  else
    raise SpreadsheetArchitect::Exceptions::InvalidRangeStylesOptionError.new(:rows, hash)
  end

  return "#{start_col}#{start_row}:#{end_col}#{end_row}"
end

.verify_range(range, num_rows, col_names = Array('A'..'ZZZ')) ⇒ Object 



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# File 'lib/spreadsheet_architect/utils/xlsx.rb', line 106

def self.verify_range(range, num_rows, col_names=Array('A'..'ZZZ'))
  if range.is_a?(String)
    if range.include?(':')
      front, back = range.split(':')
      start_col, start_row = front.scan(/\d+|\D+/)
      end_col, end_row = back.scan(/\d+|\D+/)

      unless col_names.include?(start_col) && col_names.include?(end_col)
        raise SpreadsheetArchitect::Exceptions::BadRangeError.new(:columns, range)
      end
      
      unless start_row.to_i <= num_rows && end_row.to_i <= num_rows
        raise SpreadsheetArchitect::Exceptions::BadRangeError.new(:rows, range)
      end
    else
      raise SpreadsheetArchitect::Exceptions::BadRangeError.new(:format, range)
    end
  else
    raise SpreadsheetArchitect::Exceptions::BadRangeError.new(:type, range)
  end
end