Places for Ubiquity next-gen beta, using semantic roles

Ubiquity 0.5 Places Command.js

//Derived from http://people.mozilla.org/~dietrich/ubiquity.js

var sources = ["history", "bookmarks", "starred", "tagged", "session"];
var sorts = ["revisit", "rediscover", "top", "rare", "new", "old"]
var noun_type_places_datasource = new CmdUtils.NounType("datasource", sources);
var noun_type_places_sorts = new CmdUtils.NounType(" sort attribute", sorts);

var debugMode = false;


	
// https://developer.mozilla.org/En/Places_query_URIs
// command to execute places URI queries
CmdUtils.CreateCommand({
  names: ["places"],
  icon: "chrome://browser/skin/places/query.png",
  description: "Query your local history and bookmarks by keyword.",
  arguments: [{role: "object", nountype: noun_arb_text, label: "keyword"},  {role: "format", nountype: noun_type_places_datasource, label:"source"}, {role: "source", nountype: noun_type_places_sorts, label: "sort"} ,{ role: "instrument", nountype: noun_arb_text, label: "site"}],
  preview: function(pblock, mods) {
    if (!mods.object.text.length && !mods.format.text.length && !mods.instrument.text.length) {
      pblock.innerHTML = "Enter terms or use the in  modifier to get history, bookmarks, or starred. Optional sorton.";
      return;
    }
    var Cc = Components.classes;
    var Ci = Components.interfaces;
    var hs = Cc["@mozilla.org/browser/nav-history-service;1"].
             getService(Ci.nsINavHistoryService);
    var msg = '<a href="${url}" title="${url}" style="text-decoration:none;">${title}<br/>&nbsp;&nbsp;<span style="font-size:.8em;text-decoration:underline;">${url}</span></a><br/><br style="font-size:.3em;"/>';

    // convert URI to queries and options
    var options = { };
    var queries = { };
    var size = { };
    var sortBy = 4;// Default sort by last visit desc
    var queryType = 1; // Default sort to bookmarks
    var extras = '';
    if(mods.format && mods.format.text.length) {
	  if(debugMode) CmdUtils.log(mods.format.text);
      switch(mods.format.text) {
        case "history":
            queryType = 0;
              break;
          case "bookmarks":
            queryType = 1;
              break;
         case "starred":
                extras = '&folder=UNFILED_BOOKMARKS'
				queryType = 1;
                break;
          }
      }
	if(mods.instrument.text.length) {
		extras+="&domain=" + mods.instrument.text;	
	}
    if(mods.source && mods.source.text.length) {
      switch(mods.source.text) {
        case "revisit":
            sortBy = 4;
              break;
          case "rediscover":
            sortBy = 3;
              break;
          case "top":
            sortBy = 8;
              break;
          case "rare":
            sortBy = 7;
              break;
          case "new":
            sortBy = 12;
              break;
          case "old":
            sortBy = 11;
              break;
 	}
      }
    
    
    aPlaceURI = "place:redirectMode=false&queryType=" + queryType;
    if(extras.length) aPlaceURI += extras;
    aPlaceURI += "&terms=" + mods.object.text;
		aPlaceURI += "&sort=" + sortBy + "&maxResults=10";
    if(debugMode) CmdUtils.log(aPlaceURI);
  	hs.queryStringToQueries(aPlaceURI, queries, size, options);

    // reasonableness
    if (!options.value.maxResults || options.value.maxResults > 10)
      options.value.maxResults = 10;

    // execute query
    var result = hs.executeQueries(queries.value, size.value, options.value);
    var root = result.root;
    root.containerOpen = true;

    var count = root.childCount;
    pblock.innerHTML = "Results (" + count + ")<br/>";
    if (count) {
      for (var i = 0; i < count; i++) {
        var node = root.getChild(i);
        pblock.innerHTML += CmdUtils.renderTemplate( msg, {url: node.uri, title: node.title} );
      }
      root.containerOpen = false;
    }
  }
});