Class: Inform7Writer

Inherits:
Object
  • Object
show all
Defined in:
lib/IFMapper/Inform7Writer.rb

Constant Summary collapse

DIRECTIONS = 
[
  'North',
  'Northeast',
  'East',
  'Southeast',
  'South',
  'Southwest',
  'West',
  'Northwest',
]
OTHERDIRS = 
[
  '',
  'Above',
  'Below',
  'Inside',
  'Outside',
]
IGNORE_WORDS = 
[
  'a', 'the', 'and', 'of', 'your', 'to', 'out', 'in'
]
IGNORED_ARTICLES = 
/^(?:#{IGNORE_WORDS.join('|')})$/
KEYWORDS = 

      
        
INVALID_KEYWORD =
          
        

        
/\b(?:#{KEYWORDS.join('|')})\b/i


      
        
LOCATION_NAMES =
          
        

        
[
  'door',
  'include',
  'room',
  'has',
  'with',
  'is',
  'container',
] + DIRECTIONS


      
        
INVALID_LOCATION_NAME =
          
        

        
/^(?:#{LOCATION_NAMES.join('|')})$/i


      
        
ANIMALS =
          

  

    

Some common animals in adventure games



  





  



        

        
[
  'horse',
  'donkey',
  'mule',
  'goat',
  # lizards
  'lizard',
  'snake',
  'turtle',
  # fishes
  'fish',
  'dolphin',
  'whale',
  'tortoise',
  # dogs
  'dog',
  'wolf',
  # cats
  'cat',
  'leopard',
  'tiger',
  'lion',
  # fantastic
  'grue',
  # birds
  'bird',
  'pigeon',
  'peacock',
  'eagle',
]


      
        
IS_ANIMAL =
          
        

        
/\b(?:#{ANIMALS.join('|')})\b/i


      
        
MALE_PEOPLE =
          
        

        
[
  'boy',
  'man',
  'sir',
]


      
        
IS_MALE_PERSON =
          
        

        
/\b(?:#{MALE_PEOPLE.join('|')})\b/i


      
        
FEMALE_PEOPLE =
          
        

        
[
  'girl',
  'woman',
  'lady',
  'actress',
]


      
        
IS_FEMALE_PERSON =
          
        

        
/\b(?:#{FEMALE_PEOPLE.join('|')})\b/i


      
        
PEOPLE =
          
        

        
MALE_PEOPLE + FEMALE_PEOPLE + [
  'child',
  'attendant',
  'doctor',
  'actor',
  'character',
  'engineer',
  'bum',
  'nerd',
  'ghost',
]


      
        
IS_PERSON =
          
        

        
/\b(?:#{PEOPLE.join('|')})\b/i


      
        
CONTAINERS =
          

  

    

Some common container types



  





  



        

        
[
  'box',
  'cup',
  'crate',
  'tin',
  'can',
  'chest',
  'wardrobe',
  'jacket',
  'suit',
  'trophy case',
  'coffin',
  'briefcase',
  'suitcase',
  'bag',
  'flask',
]


      
        
IS_CONTAINER =
          
        

        
/\b(?:#{CONTAINERS.join('|')})\b/i


      
        
UNLIT_TYPES =
          

  

    

Some common lit types



  





  



        

        
[
  'lantern',
  'torch',
]


      
        
IS_LIGHT =
          
        

        
/\b(?:#{UNLIT_TYPES.join('|')})\b/i


      
        
CLOTHES =
          

  

    

Some common wearable types



  





  



        

        
[
  'cape',
  'glove',
  'jeans',
  'trousers',
  'hat',
  'gown',
  'backpack',
  'shirt',
  'jacket',
  'suit',
  'ring',
  'bracelet',
  'amulet',
  'locket',
]


      
        
IS_WEARABLE =
          
        

        
/\b(?:#{CLOTHES.join('|')})\b/i


      
        
SUPPORTERS =
          

  

    

Some common supporter types



  





  



        

        
[
  'table',
  'shelf',
]


      
        
IS_SUPPORTER =
          
        

        
/\b(?:#{SUPPORTERS.join('|')})\b/i


      
        
FOOD =
          

  

    

Some common edible types



  





  



        

        
[
  'bread',
  'cake',
  # drinks
  'water',
  'soda',
  'beer',
  'beverage',
  'potion',
  # fruits
  'fruit',
  'apple',
  'orange',
  'banana',
  'almond',
  'nut',
]


      
        
IS_EDIBLE =
          
        

        
/\b(?:#{FOOD.join('|')})\b/i


      
    

  







  
    

      Instance Method Summary
      collapse
    


    
  



  
Constructor Details

  
    

  

  
    #initialize(map, fileroot)  ⇒ Inform7Writer 
  

  

  




  

    

Returns a new instance of Inform7Writer.



  





  



  

    
      


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# File 'lib/IFMapper/Inform7Writer.rb', line 581

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

  start
end


    		
  





  




  

    
Instance Method Details


    
      

  

  
    #door(e)  ⇒ Object 
  

  

  




  

    
      


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# File 'lib/IFMapper/Inform7Writer.rb', line 437

def door(e)
  name  = get_door_name(e)
  tag   = get_tag(e, name)
  roomA = get_room_tag(e.roomA)
  roomB = get_room_tag(e.roomB)
  dirA  = e.roomA.exits.index(e)
  dirB  = e.roomB.exits.rindex(e)
  dirA  = DIRECTIONS[dirA].downcase
  dirB  = DIRECTIONS[dirB].downcase

  props = ''
  if e.type == Connection::LOCKED_DOOR
    props = "It is locked."
  elsif e.type == Connection::CLOSED_DOOR
    props = "It is closed."
  end

  found_in = 'It is '
  if e.dir == Connection::BOTH
    found_in << "#{dirA} of #{roomA} and #{dirB} of #{roomB}"
  elsif e.dir == Connection::AtoB
    found_in << "#{dirA} of #{roomA}.  Through it is #{roomB}"
  elsif e.dir == Connection::BtoA
    found_in << "#{dirB} of #{roomB}.  Through it is #{roomA}"
  end

  @f.puts "\nThe \#{tag} is a door. \#{props}  \nThe printed name of \#{tag} is \"a \#{name}\".\nUnderstand \"\#{name}\" as \#{tag}.\nUnderstand \"door\" as \#{tag}.\n\#{found_in}.\n"

end


    		
  





    
      

  

  
    #get_door_name(e)  ⇒ Object 
  

  

  




  

    
      


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# File 'lib/IFMapper/Inform7Writer.rb', line 281

def get_door_name(e)
  dirA  = e.roomA.exits.index(e)
  dirB  = e.roomB.exits.rindex(e)
  name  = DIRECTIONS[dirA].downcase + "-" + DIRECTIONS[dirB].downcase
  name << " door"
end


    		
  





    
      

  

  
    #get_door_tag(e)  ⇒ Object 
  

  

  




  

    
      


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# File 'lib/IFMapper/Inform7Writer.rb', line 288

def get_door_tag(e)
  name = get_door_name(e)
  name.upcase
  get_tag(e, name)
end


    		
  





    
      

  

  
    #get_room_tag(elem)  ⇒ Object 
  

  

  




  

    
      


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# File 'lib/IFMapper/Inform7Writer.rb', line 270

def get_room_tag(elem)
  return @tags[elem] if @tags[elem]
  tag = elem.name
  if tag =~ INVALID_KEYWORD or @tags.values.include?(tag)
    tag = new_tag(elem, elem.name)
  else
    @tags[elem] = tag
  end
  return tag
end


    		
  





    
      

  

  
    #get_tag(elem, name)  ⇒ Object 
  

  

  




  

    
      


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# File 'lib/IFMapper/Inform7Writer.rb', line 259

def get_tag(elem, name)
  return @tags[elem] if @tags[elem]
  tag = name
  if tag =~ INVALID_KEYWORD or @tags.values.include?(tag)
    return new_tag(elem, name)
  else
    @tags[elem] = tag
  end
  return tag
end


    		
  





    
      

  

  
    #inform_quote(text)  ⇒ Object 
  

  

  




  

    

Take a text and quote it for inform’s double-quote text areas.



  





  



  

    
      


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# File 'lib/IFMapper/Inform7Writer.rb', line 321

def inform_quote(text)
  str = text.dup

  # Take text from Unicode utf-8 to iso-8859-1859-1
  if Gem::Version.new(RUBY_VERSION) < Gem::Version.new('1.9.0')
    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!(/@/, '@@64')
  str.gsub!(/"/, '\'')
#     str.gsub!(/~/, '@@126')
#     str.gsub!(/\\/, '@@92')
#     str.gsub!(/\^/, '@@94')
  return str
end


    		
  





    
      

  

  
    #new_tag(elem, str)  ⇒ Object 
  

  

  




  

    
      


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# File 'lib/IFMapper/Inform7Writer.rb', line 210

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

  # Take text from Unicode utf-8 to iso-8859-1
  if Gem::Version.new(RUBY_VERSION) < Gem::Version.new('1.9.0')
    utf = Iconv.new( 'iso-8859-1', 'utf-8' )
    tag = utf.iconv( tag )
  else
    tag = tag.encode( 'utf-8', :invalid => :replace, 
                      :undef => :replace, :replace => '' )
  end

  # Remove redundant spaces
  tag.sub!(/^\s/, '')
  tag.sub!(/\s$/, '')

  # Invalid tag characters, replaced with _
  tag.gsub!(/[\s"\\\#\&,\.:;!\?\n\(\)]+/,'_')
  tag.sub!(/^([\d]+)_?(.*)/, '\2\1')   # No numbers allowed at start of tag

  tag.gsub!(/__/, '_')

  # tag cannot be repeated and cannot be keyword (Doorway, Room, etc)
  # In those cases, we add a number to the tag name.
  idx = 0
  if @tags.values.include?(tag) or tag =~ INVALID_LOCATION_NAME
    idx = 1
  end



  if idx > 0
    root = tag.dup
    tag = "#{root}#{idx}"
    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/Inform7Writer.rb', line 343

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

    tag = get_tag(o, o)

    names = o.dup
    names.gsub!(/"/, '')      # remove any quotes
    names.gsub!(/\b\w\b/, '') # remove single letter words

    name  = names
    names = name.split(' ')

    article = 'a '
    if name =~ /ves$/ or name =~ /s$/
  article = 'some '
    elsif name =~ /^[aeiou]/
  article = 'an '
    end


    # If name begins with uppercase, assume it is an NPC
    type = 'a thing'

    if name =~ IS_ANIMAL
  type = 'an animal'
    elsif name =~ IS_PERSON
  article = 'a '
  type = 'a person'
  if name =~ IS_MALE_PERSON
 type = 'a male person'
  elsif name =~ IS_FEMALE_PERSON
 type = 'a female person'
  end
    elsif name =~ /[A-Z]/
  if name !~ /'/  # possesive, like Michael's wallet
 # if too many words, probably a book's title
 if names.size <= 3
   article = ''
   if name =~ /^(?:Miss|Mrs)/
     type = 'a woman'
   else
     type = 'a person'
   end
 end
  end
    end


    props = ''

    if tag != name
  props << "\n   The printed name of #{tag} is \"#{article}#{name}\"."
    else
  tag = article + tag
    end

    if name =~ IS_LIGHT
  props << "\n   It is not lit."
    end

    if name =~ IS_CONTAINER
  props << "\n   It is a container."
    end

    if name =~ IS_SUPPORTER
  props << "\n   It is a supporter."
    end

    if name =~ IS_WEARABLE
  props << "\n   It is wearable."
    end

    if name =~ IS_EDIBLE
  props << "\n   It is edible."
    end

    @f.print "\nIn \#{room}, there is \#{type} called \#{tag}. \#{props}\n The description of \#{tag} is \\\"UNDER CONSTRUCTION.\\\"\n"
    if names.size > 1
  names.each { |n|
        next if n =~ IGNORED_ARTICLES
 @f.puts "   Understand \"#{n}\" as #{tag}."
  }
    end
  }


end


    		
  





    
      

  

  
    #room(r)  ⇒ Object 
  

  

  




  

    
      


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# File 'lib/IFMapper/Inform7Writer.rb', line 475

def room(r)
   tag = get_room_tag(r)
  name = r.name

  prop = ''
  if r.darkness
    prop << 'dark '
  end

  @f.print "\n#{tag} is a #{prop}room."

  if name != tag
    name = inform_quote(name)
    @f.print "  The printed name of #{tag} is \"#{name}\"."
  end

  @f.puts
  @f.puts "  \"#{wrap_text(r.desc)}\""

  # 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 
        b    = e.roomA
      else
        next if e.dir == Connection::BtoA
        text = e.exitAtext
        b    = e.roomB
      end
    end
    @f.print '  '
    if text == 0
      @f.print "#{DIRECTIONS[dir]} is "
    else
      @f.print "#{OTHERDIRS[text]} is "
    end

    if e.type == Connection::CLOSED_DOOR or
        e.type == Connection::LOCKED_DOOR
  @f.print get_door_tag(e)
    else
  @f.print get_room_tag(b)
    end
    @f.puts  '.'
  }
  objects(r)
end


    		
  





    
      

  

  
    #section(sect, idx)  ⇒ Object 
  

  

  




  

    
      


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# File 'lib/IFMapper/Inform7Writer.rb', line 529

def section(sect, idx)
  name = sect.name
  name = 'Unnamed' if name.to_s == ''

  @f.puts
  @f.puts "Section #{idx+1} - #{name}"
  @f.puts

  @f.puts
  @f.puts "Part 1 - Room Descriptions"
  @f.puts
  sect.rooms.each { |r| room(r) }
  @f.puts
  @f.puts

  @f.puts
  @f.puts "Part 2 - Doors"
  @f.puts
  sect.connections.each { |e|
    next if (e.type != Connection::LOCKED_DOOR and
      e.type != Connection::CLOSED_DOOR)
    door(e)
  }
end


    		
  





    
      

  

  
    #start  ⇒ Object 
  

  

  




  

    
      


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# File 'lib/IFMapper/Inform7Writer.rb', line 554

def start
  @f = File.open("#@root.inform", "w")
  story = @map.name
  story = 'Untitled' if story == ''
  today = Date.today
  serial = today.strftime("%y%m%d")

  @f.puts 
  @f.puts "\"#{story}\" by \"#{@map.creator}\""
  @f.puts
  @f.puts "The story genre is \"Unknown\".  The release number is 1.\nThe story headline is \"An Interactive Fiction\".\nThe story description is \"\".\nThe story creation year is \#{today.year}.\n\n\nUse full-length room descriptions. \n\n"

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


    		
  





    
      

  

  
    #wrap_text(text, width = 75, indent = 78 - width)  ⇒ Object 
  

  

  




  

    
      


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# File 'lib/IFMapper/Inform7Writer.rb', line 294

def wrap_text(text, width = 75, indent = 78 - width)
  return 'UNDER CONSTRUCTION.' if not text or text == ''
  str = inform_quote( text )

  if str.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