Ubiquity Digg Command

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/* I prefere to define the Digg Topic in a variable to avoid  to slow command calling the Digg API 
*  to make this I use a little bookmarklet to make easy this operation. Go to this page to find the complete Digg containers
* http://services.digg.com/containers?appkey=http%3A%2F%2Fapidoc.digg.com */


 var digg_dict={ "Apple" : "apple", "Design" : "design", "Gadgets" : "gadgets", "Hardware" : "hardware", "Tech Industry News" : "tech_news", "Linux/Unix" : "linux_unix", "Microsoft" : "microsoft", "Mods" : "mods", "Programming" : "programming", "Security" : "security", "Software" : "software", "Business & Finance" : "business_finance", "World News" : "world_news", "Political News" : "politics", "Political Opinion" : "political_opinion", "US Elections 2008" : "2008_us_elections", "Environment" : "environment", "General Sciences" : "general_sciences", "Space" : "space", "Gaming Industry News" : "gaming_news", "PC Games" : "pc_games", "Playable Web Games" : "playable_web_games", "Nintendo" : "nintendo", "PlayStation" : "playstation", "Xbox" : "xbox", "Arts & Culture" : "arts_culture", "Autos" : "autos", "Educational" : "educational", "Food & Drink" : "food_drink", "Health" : "health", "Travel & Places" : "travel_places", "Celebrity" : "celebrity", "Movies" : "movies", "Music" : "music", "Television" : "television", "Comics & Animation" : "comics_animation", "Baseball" : "baseball", "Basketball" : "basketball", "Extreme" : "extreme_sports", "American & Canadian Football" : "football", "Golf" : "golf", "Hockey" : "hockey", "Motorsport" : "motorsport", "Olympics" : "olympics", "Soccer" : "soccer", "Tennis" : "tennis", "Other Sports" : "other_sports", "Comedy" : "comedy", "Odd Stuff" : "odd_stuff", "People" : "people", "Pets & Animals" : "pets_animals"};
var digg_array=[];
for (i in digg_dict) digg_array.push(i);
var noun_type_diggmedia= new CmdUtils.NounType( "diggmedia",
  ["video","image"] 
);
var	 noun_type_diggcategories = new CmdUtils.NounType( "diggtopic",
    digg_array
 );
 /* messages displayed by this command */
var digg_command_msg={
	   "default" : "Submit or digg this page. Checking if this page has already been submitted...",
	   "already_digged_story" :  "Digg this page. This page already has <b>${diggs_number}</b> diggs.",
	   "submit_page" : "Submit this page to Digg",
	   "submit_description" :  " with the description:<br/> <i style='padding:10px;color: #CCC;display:block;'>${selected_text}</i>",
	   "submit_truncated_description" :"<br/> Description can only be 375 characters. The last <b>${truncated}</b> characters will be truncated."
   };
CmdUtils.CreateCommand({
  name: "dugg",
  synonyms: ["dugg-this-story"],
  icon: "http://digg.com/favicon.ico",
  homepage: "http://www.gialloporpora.netsons.org",
  description: "If not yet submitted, submits the page to Digg. Otherwise, it takes you to the story's Digg page.",
  author: { name: "Sandro Della Giustina", email: "sandrodll@yahoo.it"},
  license: "MPL,GPL",
  takes: {input: noun_arb_text},
  modifiers: {in: noun_type_diggcategories, media: noun_type_diggmedia},
   preview: function(pblock, input) {
    var doc = CmdUtils.getDocument();
    var selected_text=input.text;
    var api_url="http://services.digg.com/stories"
    var link=doc.location.href;

    var params = Utils.paramsToString({
      appkey: "http://www.gialloporpora.netsons.org",
      link: link
    });
    pblock.innerHTML = digg_command_msg["default"];
    CmdUtils.previewAjax(pblock, {
      type: "GET",
      url: api_url+params,
      error: function(){
        //pblock.innerHTML= 'Digg API seems to be unavailable or the URI is incorrect.<br/>';
      },
      success: function(xml){
        var el = jQuery(xml).find("story");
        var diggs = el.attr("diggs");

        if (diggs == null){
          html =digg_command_msg["submit_page"];
          if (selected_text.length > 0) {
            html +=CmdUtils.renderTemplate(digg_command_msg["submit_description"],{"selected_text" : selected_text.substring(0,375)});
            if (selected_text.length > 375){
          html +=CmdUtils.renderTemplate(digg_command_msg["submit_truncated_description"],  {"truncated" : (selected_text.length - 375)});
            }
          }
          }
        else {
        html=CmdUtils.renderTemplate(digg_command_msg["already_digged_story"], {"diggs_number": diggs});
        }
	pblock.innerHTML=html;
      }
    });
  },
  execute: function(  input , modifiers) {
    var doc = CmdUtils.getDocument();
    var sel = input.text.substring(0,375);
      var link= doc.location.href;
    var digg_tp=digg_dict[modifiers.in.text] || "";
     var  digg_md=modifiers.media.text || "news";
    var params = Utils.paramsToString({
      phase: "2",
      url:  link,
      title: doc.title,
      bodytext: sel,
      topic: digg_tp,
      media: digg_md
    });

    story_url='http://digg.com/submit' + params;
    Utils.openUrlInBrowser(story_url);

  }
});