Module: Pangrid

Defined in:
lib/pangrid/plugins/qxw.rb,
lib/pangrid.rb,
lib/pangrid/xw.rb,
lib/pangrid/utils.rb,
lib/pangrid/plugin.rb,
lib/pangrid/version.rb,
lib/pangrid/plugins/csv.rb,
lib/pangrid/plugins/png.rb,
lib/pangrid/plugins/json.rb,
lib/pangrid/plugins/text.rb,
lib/pangrid/plugins/excel.rb,
lib/pangrid/plugins/exolve.rb,
lib/pangrid/plugins/reddit.rb,
lib/pangrid/frontend/webrick.rb,
lib/pangrid/plugins/acrosslite.rb

Overview

Markup used by crosswords.reddit.com

Defined Under Namespace

Modules: AcrossLiteUtils, ExolveReader, ExolveWriter, PluginUtils, RedditWriter Classes: AcrossLiteBinary, AcrossLiteText, CSV, Cell, Checksum, ExcelXSLX, ExolveBlank, ExolveFilled, Json, PNGThumbnail, Plugin, PluginDependencyError, PuzzleFormatError, Qxw, Rebus, RedditBlank, RedditFilled, Servlet, Text, XWord

Constant Summary collapse

VERSION = 
'0.5.1'
QXW_GRID_ERROR = 
"Could not read grid from .qxw file"
TEMPLATE_DIR = 
File.dirname(File.expand_path(__FILE__)) + '/../data'
TEMPLATE = 
TEMPLATE_DIR + '/webform.html'
GRID_CHARS = 
{:black => '.', :null => '?'}
FILL_CHARS = 
{:black => '.', :null => '-'}

Class Method Summary collapse

Class Method Details

.require_for_plugin(name, gems) ⇒ Object

Load all the gem dependencies of a plugin



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# File 'lib/pangrid/plugin.rb', line 15

def self.require_for_plugin(name, gems)
  missing = []
  gems.each do |gem|
    begin
      require gem
    rescue LoadError => e
      # If requiring a gem raises something other than LoadError let it
      # propagate upwards.
      missing << gem
    end
  end
  if !missing.empty?
    raise PluginDependencyError.new(name, missing)
  end
end

.run(opts) ⇒ Object 



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# File 'lib/pangrid.rb', line 33

def self.run(opts)
  Plugin.load_all

  if opts[:list]
    Plugin.list_all
    return
  end

  # run the converter
  #
  from = Plugin.get(opts[:from])
  to = Plugin.get(opts[:to])

  if !from or !from.method_defined? :read
    $stderr.puts "No reader for #{opts[:from]}"
    return
  end

  if !to or !to.method_defined? :write
    $stderr.puts "No writer for #{opts[:to]}"
    return
  end

  if !File.exist? opts[:in]
    $stderr.puts "Cannot find file #{opts[:in]}"
    return
  end

  reader = from.new
  writer = to.new
  input = IO.read(opts[:in])
  output = writer.write(reader.read(input))
  File.open(opts[:out], "w") do |f|
    f.print output
  end
end

.run_command_line ⇒ Object 



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# File 'lib/pangrid.rb', line 8

def self.run_command_line
  # command line options
  p = Trollop::Parser.new do
    version "pangrid #{VERSION}"
    opt :from, "Format to convert from", :type => :string
    opt :to, "Format to convert to", :type => :string
    opt :in, "Input file", :type => :string
    opt :out, "Output file", :type => :string
    opt :list, "List available format plugins"
    opt :web, "Launch webserver"
  end

  Trollop::with_standard_exception_handling p do
    opts = p.parse ARGV

    if opts[:web]
      run_webserver 1234
    elsif opts[:list] || [:from, :to, :in, :out].all? {|k| opts[k]}
      run opts
    else
      p.educate
    end
  end
end

.run_webserver(port) ⇒ Object 



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# File 'lib/pangrid/frontend/webrick.rb', line 56

def self.run_webserver(port)
  puts "-------------------------------------------"
  puts "Open your web browser and load"
  puts "  http://localhost:#{port}"
  puts "-------------------------------------------"

  Plugin.load_all

  logfile = File.open('pangrid-webrick-access.log', 'a')
  logfile.sync = true
  log = [ [logfile, WEBrick::AccessLog::COMMON_LOG_FORMAT] ]

  server = WEBrick::HTTPServer.new(:Port => port, :AccessLog => log)
  server.mount "/", Servlet
  trap("INT") { server.shutdown }
  server.start
end