Class: Array

Inherits:
Object show all
Defined in:
lib/rwd/rwd.rb,
lib/rwd/ruby.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.file(file) ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 491

def self.file(file)
  res	= new

  File.open(file) do |f|
    f.readlines.uncomment.chomp.each do |line|
      res << line
    end
  end

  res
end

Instance Method Details

#any ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 534

def any
  if empty?
    nil
  else
    self[rand(self.length)]
  end
end

#buildtree ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 386

def buildtree
  self.dominoloop([self])
end

#chaos ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 521

def chaos
  res	= self.dup

  (length^2).times do
    a	= rand(length)
    b	= rand(length)

    res[a], res[b]	= res[b], res[a]
  end

  res
end

#chomp ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 301

def chomp
  self.collect{|s| s.chomp}
end

#chomp! ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 297

def chomp!
  self.collect!{|s| s.chomp}
end

#compress ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 305

def compress
  self.collect{|s| s.compress}
end

#domino(tabellen, kolom = nil, onlymatchinglines = false) ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 340

def domino(tabellen, kolom=nil, onlymatchinglines=false)
  links	= self
  res		= []
  res		= self.dup	unless onlymatchinglines

  tabellen.each do |rechts|
    tmp	= []

    links.each do |l|
      if kolom.nil? or l.length == kolom
        rechts.each do |r|
          tmp << l + r[1..-1]	if l[-1] == r[0]
        end
      end
    end

    links	= tmp
    res.concat(tmp)
  end

  res	= res.sort.uniq
end

#dominoloop(tabellen) ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 363

def dominoloop(tabellen)
  lres	= []
  res		= self.dup
  kolom	= 2

  while lres.length != res.length do
    lres	= res.dup
    res	= res.domino(tabellen, kolom)

    res.each do |line|
      line << "*"	if (line.length != line.uniq.length and line[-1] != "*")
    end

    $stderr.print "#{100*(res.length)/(lres.length)}% "

    kolom += 1
  end

  $stderr.puts ""

  return res
end

#format(format) ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 445

def format(format)
  format	= format.gsub(/\s/, "")
  res		= []

  [format.length, self.length].min.times do |n|
    case format[n].chr.downcase
    when "i"	then	res << self[n].to_i
    when "s"	then	res << self[n].to_s
    else		res << self[n]
    end
  end

  res
end

#ids ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 547

def ids
  collect{|e| e.ids}
end

#joinwords(sep = " ", quote = '"') ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 333

def joinwords(sep=" ", quote='"')
  self.collect do |s|
    s	= quote + s + quote	if s =~ /[[:blank:]]/
    s
  end.join(sep)
end

#minmax ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 542

def minmax
  min, value, max	= self
  [min, [value, max].min].max
end

#numsort ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 503

def numsort
  sort do |a, b|
    a2	= a.to_fs
    b2	= b.to_fs

    if a2.class != b2.class
      a2	= a
      b2	= b
    end

    a2 <=> b2
  end
end

#product ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 325

def product
  res	= 1
  self.each do |n|
    res *= n
  end
  res
end

#rotate ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 551

def rotate
  raise "Array has to be 2D (An Array of Arrays)."	unless self.dup.delete_if{|a| a.kind_of?(Array)}.empty?

  res	= []

  self[0].length.times do |x|
    a	= []

    self.length.times do |y|
      a << self[y][x]
    end

    res << a
  end

  res
end

#rwd_form(prefix, values = [], twoparts = 0, options = {}) ⇒ Object 



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# File 'lib/rwd/rwd.rb', line 170

def rwd_form(prefix, values=[], twoparts=0, options={})
  res	= []

  res << "<table>"
  self.each_index do |n|
    name	= "#{prefix.to_html}#{self[n].downcase.to_html}"

    res << "<row>"
    res << "<p align='right'>"
    res << "#{self[n].to_html}:"
    res << "</p>"

    if options.keys.include?(self[n])
      res << "<select name='#{name}'>"
      res << options[self[n]].rwd_options(RWDEmptyline)
      res << "</select>"
    else
      s	= ""

      s << "<text name='#{name}'"
      s << " value='#{values[n].to_s.to_html}'"	if n < values.length
      s << "/>"

      res << s
    end

    res << "</row>"

    if twoparts > 0 and n == twoparts-1
      res << "<row><empty/></row>"
    end
  end
  res << "</table>"

  return res.join("\n")
end

#rwd_headers(emptyfield = false) ⇒ Object 



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# File 'lib/rwd/rwd.rb', line 159

def rwd_headers(emptyfield=false)
  res	= ""

  res	= res + "<row>"
  res	= res + "<p/>"	if emptyfield
  res	= res + self.collect{|s| "<p align='left'><b>#{s.to_html}</b></p>" }.join("")
  res	= res + "</row>"

  return res
end

#rwd_method(method) ⇒ Object 



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# File 'lib/rwd/rwd.rb', line 120

def rwd_method(method)
  res	= ""

  self.each do |s|
    s		= s.join("/")	if s.kind_of?(Array)
    s2	= s.dup
    s2[0..0]	= s2[0..0].upcase
    res	= res + "<p align='left'><a action='#{method}/#{s.to_html}'>#{s2.to_html}</a></p>"
  end

  return res
end

#rwd_options(emptyline = nil) ⇒ Object 



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# File 'lib/rwd/rwd.rb', line 110

def rwd_options(emptyline=nil)
  if emptyline.nil?
    a	= self
  else
    a	= [emptyline].concat(self)
  end

  a.numsort.collect{|s| "<option>#{s.to_s.to_html}</option>" }.join("\n")
end

#rwd_row(key = nil, value = nil, bold = false) ⇒ Object 



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# File 'lib/rwd/rwd.rb', line 133

def rwd_row(key=nil, value=nil, bold=false)
  res	= ""

  res	= res + "<row valign='top'>"
  res	= res + "<radio name='#{key.to_html}' value='#{value.to_html}'/>"	unless key.nil?
  res	= res + self.collect{|s| "<p align='#{(s.kind_of?(Numeric) or s =~ /^\d+\.\d+$/) ? "right" : "left"}'>#{"<b>" if bold}#{s.to_s.to_html}#{"</b>" if bold}</p>"}.join("")
  res	= res + "</row>"

  return res
end

#rwd_table(headers = nil, highlightrows = []) ⇒ Object 



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# File 'lib/rwd/rwd.rb', line 144

def rwd_table(headers=nil, highlightrows=[])
  res	= ""

  highlightrows	= [highlightrows].flatten

  n	= -1

  res	= res + "<table>"
  res	= res + headers.rwd_row(nil, nil, true)	unless headers.nil?
  res	= res + self.collect{|a| a.rwd_row(nil, nil, highlightrows.include?(n+=1))}.join("")
  res	= res + "</table>"

  return res
end

#strip ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 313

def strip
  self.collect{|s| s.strip}
end

#subset(fields, values, results, exact = true, emptyline = nil, joinwith = nil) ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 390

def subset(fields, values, results, exact=true, emptyline=nil, joinwith=nil)
  fields	= [fields]		unless fields.kind_of? Array
  values	= [values]		unless values.kind_of? Array
  results	= [results]		unless results.kind_of? Array
  emptyline	= emptyline.downcase	unless emptyline.nil?
  res		= self.dup
  res.delete_if {true}

  self.each do |l|
    ok	= true

    case l.class.to_s
    when "String"
      c		= l.splitwords
      correction	= 1
      joinwith	= " "	if joinwith.nil?
    when "Array"
      c		= l
      correction	= 0
    end

    #catch :stop do
      values2	= values.dup
      fields.each do |f|
        v	= values2.shift
        v	= v.downcase	unless v.nil?
        if emptyline.nil? or (not v == emptyline)
          if exact
            unless (v.nil? or c[f-correction].downcase == v)
              ok	= false
              #throw :stop
            end
          else
            unless (v.nil? or c[f-correction].downcase.include?(v))
              ok	= false
              #throw :stop
            end
          end
        end
      end
    #end

    if ok
      res2	= []
      results.each do |n|
        res2 << c[n-1]
      end
      res2	= res2.join(joinwith)	unless joinwith.nil?
      res << res2
    end
  end

  return res
end

#sum ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 317

def sum
  res	= 0
  self.each do |n|
    res += n
  end
  res
end

#to_fs ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 517

def to_fs
  collect{|s| s.to_fs}
end

#to_h ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 569

def to_h
  raise "Array has to be 2D (An Array of Arrays)."	unless self.dup.delete_if{|a| a.kind_of?(Array)}.empty?

  res	= {}

  self.each do |k, v, *rest|
    res[k]	= v
  end

  res
end

#to_i ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 460

def to_i
  collect{|c| c.to_i}
end

#to_par ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 464

def to_par
  dash	= self.dup
  alpha	= self.dup
  numeric	= self.dup

  dash.delete_if do |s|
    not (s =~ /\A-/) or
    (s =~ /\A-?[[:digit:]\.]+\z/) or
    (s =~ /^-+$/)
  end

  alpha.delete_if do |s|
    ((s =~ /\A-/) or
     (s =~ /\A-?[[:digit:]\.]+\z/)) and
    not ((s =~ /^\.+$/) or (s =~ /^-+$/))
  end

  numeric.delete_if do |s|
    not (s =~ /\A-?[[:digit:]\.]+\z/) or
    (s =~ /^\.+$/)
  end

  raise "Oops!"	if dash.length + alpha.length + numeric.length != length

  return dash, alpha, numeric
end

#uncomment ⇒ Object 



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# File 'lib/rwd/ruby.rb', line 309

def uncomment
  self.join("\0").uncomment.split("\0")
end