Class: TADSWriter

Inherits:
Object
  • Object
show all
Defined in:
lib/IFMapper/TADSWriter.rb

Constant Summary collapse

DIRECTIONS = 
[
  'north',
  'northeast',
  'east',
  'southeast',
  'south',
  'southwest',
  'west',
  'northwest',
]
OTHERDIRS = 
[
  '',
  'up',
  'down',
  'in',
  'out',
]

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(map, fileroot) ⇒ TADSWriter

Returns a new instance of TADSWriter.



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# File 'lib/IFMapper/TADSWriter.rb', line 362

def initialize(map, fileroot)
  @tags = {}
  @root = fileroot
  @base = File.basename(@root)
  @map = map

  keywords = [
    'Door',
    'class',
    'include',
    'DarkRoom',
    'Room',
    'Thing',
    'case',
    'match',
    'Platform',
  ] + DIRECTIONS

  @keyword = /^(?:#{keywords.join('|')})$/i
  start
end

Class Method Details

.quote(text) ⇒ Object

Take a text and quote it for TADS’s double/single-quote text areas.



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# File 'lib/IFMapper/TADSWriter.rb', line 119

def self.quote(text)
  str = text.dup

  # Take text from Unicode utf-8 to iso-8859-1
  if RUBY_VERSION < 1.9
    utf = Iconv.new( 'iso-8859-1', 'utf-8' )
    str = utf.iconv( str )
  else
    str = str.encode( 'utf-8', :invalid => :replace, 
                      :undef => :replace, :replace => '' )
  end

  # Quote special characters
  str.gsub!(/"/, '\"')
  str.gsub!(/'/, "\\\\'")
  return str
end

Instance Method Details

#door(e) ⇒ Object 



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# File 'lib/IFMapper/TADSWriter.rb', line 167

def door(e)
  tag = get_door_tag(e)
  
  b = nil
  destination = ''
  if e.dir == Connection::BOTH
    a = e.roomA
    t = e.exitAtext
    b = e.roomB
  elsif e.dir == Connection::AtoB
    a = e.roomA
    destination = "\n    destination = #{get_tag(e.roomB)}"
    t = e.exitAtext
  elsif e.dir == Connection::BtoA
    a = e.roomB
    destination = "\n    destination = #{get_tag(e.roomA)}"
    t = e.exitBtext
  end

  roomA = get_tag(a)

  dirA  = a.exits.index(e)
  if t > 0
    dirA = dirAern = ''
  else
    d       = DIRECTIONS[dirA]
    dirA    = "#{d} "
    dirAern = "#{d}ern "
  end

  prop = ''
  if e.type == Connection::LOCKED_DOOR
    prop = 'LockableWithKey, '
  elsif e.type == Connection::CLOSED_DOOR
  end


  @f.puts <<"EOF"

// Door connecting #{e}
#{tag} : #{prop}Door '#{dirA}#{dirAern}door' '#{dirAern}door'
  location = #{roomA}#{destination}
;
EOF

  if b
    roomB = get_tag(b)
    dirB  = b.exits.rindex(e)
    if e.exitBtext > 0
	dirB = dirBern = ''
    else
	d       = DIRECTIONS[dirB]
	dirB    = "#{d} "
	dirBern = "#{d}ern "
    end

    @f.puts <<"EOF"

#{tag}B : #{prop}Door -> #{tag} '#{dirB}#{dirBern}door' '#{dirBern}door'
  location = #{roomB}
;

EOF
  end

end

#get_door_tag(e, r = nil) ⇒ Object 



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# File 'lib/IFMapper/TADSWriter.rb', line 27

def get_door_tag(e, r = nil)
  dirA  = e.roomA.exits.index(e)
  dirB  = e.roomB.exits.rindex(e)
  name  = Room::DIRECTIONS[dirA] + "_" + Room::DIRECTIONS[dirB]
  name << "_door"
  tag = get_tag(e, name)
  tag += 'B' if r and r == e.roomB and e.dir == Connection::BOTH
  return tag
end

#get_tag(elem, name = elem.name) ⇒ Object 



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# File 'lib/IFMapper/TADSWriter.rb', line 85

def get_tag(elem, name = elem.name)
  return @tags[elem] if @tags[elem]
  return new_tag(elem, name)
end

#new_tag(elem, str) ⇒ Object 



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# File 'lib/IFMapper/TADSWriter.rb', line 37

def new_tag(elem, str)
  tag = str.dup

  # Take text from Unicode utf-8 to iso-8859-1
  if RUBY_VERSION < 1.9
    utf = Iconv.new( 'iso-8859-1', 'utf-8' )
    tag = utf.iconv( tag )
  else
    tag = tag.encode( 'utf-8', :invalid => :replace, 
                      :undef => :replace, :replace => '' )
  end

  # Invalid tag characters, replaced with _
  tag.gsub!(/[\s"'\/\\\-&#\,.:;!\?\n\(\)]/,'_')
 
  tag.gsub!(/__/, '')                  # remove reduntant __ repetitions
  tag.sub!(/^([\d]+)_?(.*)/, '\2\1')   # No numbers allowed at start of tag
 # tag.downcase!                        # All tags are lowercase

  

  tag = tag[0..31]                     # Max. 32 chars. in tag

  # tag cannot be keyword (Doorway, Room, Class, etc)
  if tag =~ @keyword
    tag << '1'
  end

  if @tags.values.include?(tag)
    idx  = 2
    root = tag[0..29]  # to leave room for number
    while @tags.values.include?(tag)
	tag = "#{root}#{idx}"
	idx += 1
    end
  end

  if elem.kind_of?(String)
    @tags[tag] = tag
  else
    @tags[elem] = tag
  end

  return tag
end

#objects(r) ⇒ Object 



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# File 'lib/IFMapper/TADSWriter.rb', line 138

def objects(r)
  room = get_tag(r)
  objs = r.objects.split("\n")
  objs.each { |o|

    tag = new_tag(o, o)
    name = TADSWriter::quote(o)

    classname = 'Thing'

    # If name begins with uppercase, assume it is an NPC
    if name =~ /[A-Z]/
	classname = 'Person'
    end

    @f.print <<"EOF"

#{tag} : #{classname} '#{name}' '#{name}' 
    @#{room}
    "#{name} is UNDER CONSTRUCTION."
;
EOF
  }


end

#room(r) ⇒ Object 



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# File 'lib/IFMapper/TADSWriter.rb', line 235

def room(r)
  tag = get_tag(r)
  name = TADSWriter::quote(r.name)
  dark = r.darkness ? "Dark" : ""
  @f.puts <<-"EOF"

//-------------------- #{r.name}
#{tag} : #{dark}Room '#{name}'
  \"#{wrap_text(r.desc)}\"
EOF

  # Now, handle exits...
  r.exits.each_with_index { |e, dir|
    next if (not e) or e.stub? or e.type == Connection::SPECIAL
    if e.loop?
      text = e.exitAtext
      b    = e.roomB
    else
      if e.roomB == r
        next if e.dir == Connection::AtoB
        text = e.exitBtext
        a    = e.roomB
        b    = e.roomA
      else
        next if e.dir == Connection::BtoA
        text = e.exitAtext
        a    = e.roomA
        b    = e.roomB
      end
    end
    @f.print '    '
    if text == 0
	@f.print "#{DIRECTIONS[dir]} = "
    else
	@f.print "#{OTHERDIRS[text]} = "
    end
    if e.type == Connection::CLOSED_DOOR or
 e.type == Connection::LOCKED_DOOR
	@f.puts get_door_tag(e, r )
    else
	@f.puts get_tag(b)
    end
  }
  @f.puts ";"

  objects(r)
end

#section(sect, idx) ⇒ Object 



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# File 'lib/IFMapper/TADSWriter.rb', line 285

def section(sect, idx)
  @f = File.open("#@root-#{idx}.t", "w")
  @f.puts '//' + '=' * 78
  @f.puts "// Section: #{sect.name} "
  @f.puts '//' + '=' * 78
  sect.rooms.each { |r|
    room(r)
  }
  
  @f.puts 
  @f.puts '//' + '-' * 78
  @f.puts '//  Doorways'
  @f.puts '//' + '-' * 78
  sect.connections.each { |e|
    next if (e.type != Connection::LOCKED_DOOR and
      e.type != Connection::CLOSED_DOOR)
    door(e)
  }
  @f.close
end

#start ⇒ Object 



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# File 'lib/IFMapper/TADSWriter.rb', line 308

def start
  @f = File.open("#@root.t", "w")
  @f.puts '#charset "us-ascii"'
  @f.puts
  @f.puts '//' + '=' * 78

  story = TADSWriter::quote(@map.name)
  story = 'Untitled' if story == ''
  today = Date.today

  start_location = ''
  if @map.sections.size > 0 and @map.sections[0].rooms[0]
    r   = @map.sections[0].rooms[0]
    tag = get_tag(r)
    start_location = "location = #{tag}"
  end

  @f.puts <<"EOF"

#include <adv3.h>
#include <en_us.h>

versionInfo: GameID
  name = '#{story}'
  byline = '#{@map.creator}'
  version = '1.0'
  release = '#{today}'
;

me: Actor
  #{start_location}
;

gameMain: GameMainDef
  initialPlayerChar = me
;

EOF
  @f.puts '//' + '=' * 78
  @f.puts "// Object classes"

  @f.puts '//' + '=' * 78
  @f.puts "// Map sections"
  @map.sections.each_index { |idx|
    @f.puts "#include \"#@base-#{idx}.t\""
  }
  @f.close

  @map.sections.each_with_index { |sect, idx|
    section(sect, idx)
  }
end

#wrap_text(text, width = 74, indent = 79 - width) ⇒ Object 



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# File 'lib/IFMapper/TADSWriter.rb', line 92

def wrap_text(text, width = 74, indent = 79 - width)
  return 'UNDER CONSTRUCTION' if not text or text == ''
  str = TADSWriter::quote( text.dup )

  if text.size > width
    r   = ''
    while str
	if str.size >= width
 idx = str.rindex(/[ -]/, width)
 idx = str.size unless idx
	else
 idx = str.size
	end
	r << str[0..idx]
	str = str[idx+1..-1]
	r << "\n" << ' ' * indent if str
    end
    return r
  else
    return str
  end
end