Class: RackRscript

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

Instance Method Summary collapse

Constructor Details

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

Returns a new instance of RackRscript.



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

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

  @log, @debug, @static = log, debug, static
  
  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
  
  @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

  @rsc = RSC.new rsc_host if rsc_host
  
  @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

end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/rack-rscript.rb', line 86

def call(env)
   
   @env = env
   raw_request = env['REQUEST_URI'][/https?:\/\/[^\/]+(.*)/,1]

   @log.info 'RackRscript/call: ' + env.inspect if @log
   @req = Rack::Request.new(env)

   @req_params = @req.params
   default_routes(env,@params)
   
   request = if @pxlinks then
     found = @pxlinks.locate(raw_request)
     found ? found.join : raw_request
   else
     raw_request
   end
   
   run_request(request)
end

#clear_cache ⇒ Object 



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# File 'lib/rack-rscript.rb', line 107

def clear_cache()
  @rscript.reset
end

#haml(name, options = {}) ⇒ Object 



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# File 'lib/rack-rscript.rb', line 162

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

#redirect(url) ⇒ Object 



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# File 'lib/rack-rscript.rb', line 153

def redirect(url)
  Redirect.new url
end

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



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# File 'lib/rack-rscript.rb', line 111

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

  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
  @rscript.type = type
  result, args = @rscript.read([url, jobs.split(/\s/), \
    qargs].flatten)

  rws = self
  rsc = @rsc if @rsc    
  req = @req if @req
  
  begin
    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 166

def slim(name,options={})
  render name, :slim, 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 158

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