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EDITING: rtf_parse

#!/usr/bin/env ruby
# encoding: utf-8

require 'ruby-rtf'
require 'pp'
require 'base64'

@prefix = ''
@suffix = ''

def add(open, close = open)
  @prefix << "<#{open}>"
  @suffix = "</#{close}>#{@suffix}"
end

def format(str, section)
  @prefix = ''
  @suffix = ''

mods = section[:modifiers]

if mods[:paragraph]
    if section[:text].empty?
      str << "<p></p>\n"
    else
      add('p')
    end

elsif mods[:tab]
    str << "&nbsp;&nbsp;&nbsp;&nbsp;"
    return
  elsif mods[:newline]
    str << "<br />\n"
    return
  elsif mods[:rquote]
    str << "&rsquo;"
    return
  elsif mods[:lquote]
    str << "&lsquo;"
    return
  elsif mods[:ldblquote]
    str << "&ldquo;"
    return
  elsif mods[:rdblquote]
    str << "&rdquo;"
    return
  elsif mods[:emdash]
    str << "&mdash;"
    return
  elsif mods[:endash]
    str << "&ndash;"
    return
  elsif mods[:nbsp]
    str << "&nbsp;"
    return
  end
  return if section[:text].empty?

add('b') if mods[:bold]
  add('i') if mods[:italic]
  add('u') if mods[:underline]
  add('sup') if mods[:superscript]
  add('sub') if mods[:subscript]
  add('del') if mods[:strikethrough]

style = ''
  style << "font-variant: small-caps;" if mods[:smallcaps]
  style << "font-size: #{mods[:font_size]}pt;" if mods[:font_size]
  style << "font-family: \"#{mods[:font].name}\";" if mods[:font]
  if mods[:foreground_colour] && !mods[:foreground_colour].use_default?
    colour = mods[:foreground_colour]
    style << "color: rgb(#{colour.red},#{colour.green},#{colour.blue});"
  end
  if mods[:background_colour] && !mods[:background_colour].use_default?
    colour = mods[:background_colour]
    style << "background-color: rgb(#{colour.red},#{colour.green},#{colour.blue});"
  end

add("span style='#{style}'", 'span') unless style.empty?

str << @prefix + section[:text].force_encoding('UTF-8') + @suffix
end

def process_image(section)
  mods = section[:modifiers]
  mime = ''
  case mods[:picture_format]
  when 'jpeg'
    mime = 'image/jpg'
  when 'png'
    mime = 'image/png'
  when 'bmp'
    mime = 'image/bmp'
  when 'wmf'
    mime = 'image/x-wmf'
  end
  hex = section[:text].scan(/../).map(&:hex).pack('c*')
  base64 = Base64.strict_encode64(hex)
  width = 'auto'
  width = mods[:picture_width] * (mods[:picture_scale_x] || 100) / 100 if mods[:picture_width]
  height = 'auto'
  height = mods[:picture_height] * (mods[:picture_scale_y] || 100) / 100 if mods[:picture_height]
  "<img width='#{width}' height='#{height}' src=\"data:#{mime};base64,#{base64}\"/>\n"
end

doc = RubyRTF::Parser.new.parse(File.open(ARGV[0]).read)

STDERR.puts doc

str = '<html><body>'
doc.sections.each do |section|
  mods = section[:modifiers]

if mods[:table]
    str << "<table width=\"100%\">\n"
    mods[:table].rows.each do |row|
      str << "<tr>\n"
      row.cells.each do |cell|
        str << "<td width=\"#{cell.width}%\">\n"
        cell.sections.each do |sect|
          format(str, sect)
        end
        str << "</td>\n"
      end
      str << "</tr>\n"
    end
    str << "</table>\n"
    next
  elsif mods[:picture]
    str << process_image(section)
    next
  end

format(str, section)
end

str << "</body></html>"
puts str

CANCEL

Name	Type	Size	Modified	Actions
↩ ..	DIR	—	—
📄 rtf_parse	?	3.1 KB	2023-09-24 03:47	EDIT