view the last gmail's unread messages

gistfile1.js

function verifyUnreadEmails(url, callback){
  
  jQuery.get(url, null, function(rss){
      var entries = [];
      var rssEntries = jQuery(rss).find("entry")
      if(rssEntries.length > 0){
        for each(entry in rssEntries){
           entries.push(entry);
        }
        toslice = rssEntries.length + 1;
        if (toslice > 10) toslice = 10
        callback(entries.slice(0, toslice));
      } else {
        callback([]);
      }
  }, "xml");
}


CmdUtils.CreateCommand({
  name: "verify-email",
  description: "Checks the last unread emails on your inbox! You can pass the label of the emails to the verb like: 'verify-email ubiquity'",
  author: {name:"Fernando Takai", email:"fernando.takai@gmail.com"},
  license:"MPL",
  takes: {'label': noun_arb_text },
  icon: "chrome://ubiquity/content/icons/email_open.png",
  description: "Displays your most recent incoming email.  Requires a <a href=\"http://mail.google.com\">Google Mail</a> account.",
  preview: function( pblock, label) {
    pblock.innerHTML = "Displays your most recent incoming email...";
    var url = "https://mail.google.com/mail/feed/atom/";
    if(label.text.length > 0){
      url += label.text;
    }
    verifyUnreadEmails(url, function(entries) {
      pblock.innerHTML = "";
      var parsedEntries = [];
      if(entries.length > 0){
        for each(entry in entries){
           entryParsed = {
             title:jQuery(entry).find("title").text(),
             sender:jQuery(entry).find("author name").text(),
             link: jQuery(entry).find("link").attr("href")
           }
           if(entryParsed.title.length > 0)
           parsedEntries.push(entryParsed);
        }
        var template = "<ol>{for entry in entries}<li><a href='${entry.link}'><b>${entry.sender}</b></a> says ${entry.title}<br/></li>{/for}</ol>"
        pblock.innerHTML = CmdUtils.renderTemplate(template, {entries:parsedEntries})
       } else { 
        if(label.text.length > 0){
          pblock.innerHTML = "You have no unread emails with label " + label.text;
        } else {
          pblock.innerHTML = "You have no unread emails";
        }
       }
    });
  },
});