Class: RackRscript

Inherits:
Object
  • Object
show all
Includes:
AppRoutes, RXFHelperModule
Defined in:
lib/rack-rscript.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(log: nil, pkg_src: '', cache: 5, rsc_host: nil, rsc: {host: rsc_host, port: '61000'}, pxlinks: nil, debug: false, root: '', static: {}) ⇒ RackRscript

Returns a new instance of RackRscript.



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# File 'lib/rack-rscript.rb', line 40

def initialize(log: nil, pkg_src: '', cache: 5, rsc_host: nil,
               rsc: {host: rsc_host, port: '61000'},
               pxlinks: nil, debug: false, root: '', static: {})

  @log, @debug, @static = log, debug, static
#=begin
  puts '@app_root: ' + @app_root.inspect if @debug
  puts 'root: ' + root.inspect if @debug

  @params = {}

  @templates = {}

  @rscript = RScriptRW.new log: log, pkg_src: pkg_src, cache: cache, debug: true
  @render = NThrut.new(self)

  @url_base = pkg_src # web server serving the RSF files
  @url_base += '/' unless @url_base[-1] == '/'

  if pxlinks then

    src, _ = RXFHelper.read(pxlinks)

    if src =~ /^<\?/ then

      @pxlinks = PolyrexLinks.new src

    else

      @pxlinks = PolyrexLinks.new
      @pxlinks.parse pxlinks

    end

  end

  super() # required for app-routes initialize method to exectue
  default_routes(@env, @params || {})

  @rsc = nil

  if rsc[:host] and rsc[:host].length > 0 then
    @rsc = RSC.new(rsc[:host], port: rsc[:port])
  end

  @filetype = {xml: 'application/xml', html: 'text/html', png: 'image/png',
           jpg: 'image/jpeg', txt: 'text/plain', css: 'text/css',
           xsl: 'application/xml', svg: 'image/svg+xml'}

  @root, @static = root, static
  @initialized = {}
#=end
end

Instance Attribute Details

#req ⇒ Object (readonly)

Returns the value of attribute req.



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# File 'lib/rack-rscript.rb', line 37

def req
  @req
end

#rsc ⇒ Object (readonly)

Returns the value of attribute rsc.



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# File 'lib/rack-rscript.rb', line 37

def rsc
  @rsc
end

Instance Method Details

#call(env, testmode: false) ⇒ Object 



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# File 'lib/rack-rscript.rb', line 94

def call(env, testmode: false)


   @env = env
   raw_request = env['REQUEST_URI'][/\/\/[^\/]+(.*)/,1]
   #raw_request = env['REQUEST_PATH']

   @log.info 'RackRscript/call: ' + env.inspect if @log

   if testmode == false then

     @req = Rack::Request.new(env)
     @req_params = @req.params

   end

   default_routes(env,@params)

   request = if @pxlinks then
     found = @pxlinks.locate(raw_request)
     found ? found.join : raw_request
   else
     raw_request
   end

   @log.info 'RackRscript/call/request: ' + request.inspect if @log
#=begin
   puts 'request: ' + request.inspect if @debug
   run_request(request)
#=end
#    [200, {"Content-Type" => "text/plain"}, [env.inspect]]
end

#clear_cache ⇒ Object 



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# File 'lib/rack-rscript.rb', line 127

def clear_cache()
  @rscript.reset
end

#haml(name, options = {}) ⇒ Object 



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# File 'lib/rack-rscript.rb', line 219

def haml(name,options={})
  @render.haml name, options
end

#redirect(url) ⇒ Object 



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# File 'lib/rack-rscript.rb', line 210

def redirect(url)
  Redirect.new url
end

#run_job(url, job, params = {}, type = :get, *qargs) ⇒ Object 



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# File 'lib/rack-rscript.rb', line 131

def run_job(url, job, params={}, type=:get, *qargs)

  puts 'inside run_job' if @debug
  @log.debug 'RackRscript/run_job/params: ' + params.inspect if @log
  @log.debug 'RackRscript/run_job/qargs: ' + qargs.inspect if @log

  if @params[:splat] then
    @params.each do  |k,v|
      @params.delete k unless k == :splat or k == :package \
          or k == :job or k == :captures
    end
  end

  if @params[:splat] and @params[:splat].length > 0 then
    h = @params[:splat].first[1..-1].split('&').inject({}) do |r,x|
      k, v = x.split('=')
      v ? r.merge(k[/\w+$/].to_sym => Rack::Utils.unescape(v)) : r
    end
    @params.merge! h
  end

  @params.merge! @req.params if @req
  @rscript.type = type

  if not @rscript.jobs(url).include?(job.to_sym) then

    if @rscript.jobs(url).include?(:job_missing) then
      job = 'job_missing'
    else
      [404, 'job not found']
    end

  end

  result, args = @rscript.read([url, '//job:' + job, \
    qargs].flatten)

  rws = self
  rsc = @rsc if @rsc
  req = @req if @req

  begin

    if @debug then
      puts @rscript.jobs(url).inspect
      puts 'job: ' + job.inspect
      puts 'url: ' + url.inspect
      puts '@initialized: ' + @initialized.inspect
      bflag = @rscript.jobs(url).include?(:initialize) and \
          !@initialized[url] and job != 'initialize'
      puts 'bflag: ' + bflag.inspect
    end

    if @rscript.jobs(url).include?(:initialize) and
        !@initialized[url]  and job != 'initialize' then
      puts 'before run initialize' if @debug
      r2 = @rscript.read([url, '//job:initialize'])
      puts 'r2: ' + r2.inspect if @debug
      eval r2.join
      @initialized[url] = true
    end


    r = eval result

    return r

  rescue Exception => e

    @params = {}
    err_label = e.message.to_s + " :: \n" + e.backtrace.join("\n")
    raise RackRscriptError, err_label

    @log.debug 'RackRscript/run_job/error: ' + err_label if @log
  end

end

#slim(name, options = {}) ⇒ Object 



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# File 'lib/rack-rscript.rb', line 223

def slim(name,options={})
  @render.slim name, options
end

#transform(xsl, xml) ⇒ Object

jr 140616 not yet used and still needs to be tested



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# File 'lib/rack-rscript.rb', line 215

def transform(xsl, xml)
  Rexslt.new(xsl, xml).to_s
end