2ii - http://sites.google.com/site/coosgadgets/2ii

x

//Usage: http://sites.google.com/site/coosgadgets/2ii
//this code is based on http://www.matthias-schuetz.eu/twitter-ubiquity.html


twitter_template = "\
<div style=\"overflow: auto; height: 450px;\"> \
{for entry in entries} \
<div style=\"padding:0;margin:0;padding-top:2px;border-bottom-style: dashed; border-width: 1px; font-family: sans-serif;\"> \
<a href=\"http://twitter.com/home?in_reply_to=${entry.user.screen_name}&in_reply_to_status_id=${entry.id}&status=%40${entry.user.screen_name}+\" ><img src=\"${entry.user.profile_image_url}\" style=\"height: 2em; float: left;margin-right:3px; margin-top:4px;border:none;\"/></a>  \
  <span style=\"font-weight: bold\">${entry.user.screen_name}</span> \
  <span>${entry.text}</span> \
<div style=\"clear:both;\"></div> \
</div> \
{/for}</div>";

function get_twitter_friends( callback ) {
    //displayMessage("reloading twitter friend list");
    jQuery.get("http://twitter.com/statuses/friends.json", {}, function(data){
        var friends = {};
        for (var i in data) {
            var friend = data[i];
            friends[friend.screen_name] = friend.screen_name;
        }
        callback(friends);
    }, "json");
}

var noun_twitter_friend = {
    _name: "twitter friend",
    friend_list: null,
   
    callback:function(friends) {
        //noun_twitter_friend.friend_list = friends;
        CmdUtils.friend_list = friends;
    },
   
    suggest: function(text, html) {
        if (CmdUtils.friend_list == null) {
            get_twitter_friends( this.callback);
            return [];
        }
       
        if( text.length < 2 )
            return [];
       
        var suggestions  = [];
        for ( var c in CmdUtils.friend_list ) {
            if (c.match(text, "i"))
                suggestions.push(CmdUtils.makeSugg(CmdUtils.friend_list[c]));
        }
        return suggestions.splice(0, 5);
    }
};


/*
 * ugly hack.. but this is the only way i found, such that i
 * could persist any kind of value between calls to the preview
 * function.
 */
CmdUtils.tw_timeline = null;
CmdUtils.tw_timeline_update = null;
CmdUtils.ti_curr_url = null;
CmdUtils.ti_shorten_url = null;

CmdUtils.CreateCommand({
    name:"2ii",
    author: {name: "Gu YE", email: "cooyeah@gmail.com"},
    description: "An improved version of twitter command.",
    homepage: "http://sites.google.com/site/coosgadgets/2ii",
    license: "MIT",
    takes:{"message":noun_arb_text},
    modifiers:{"@":noun_twitter_friend},
   
    update_timeline: function(cont){
        var now = new Date();
        // if timeline up to date, call continuation and return
        if ((CmdUtils.tw_timeline != null) && (CmdUtils.tw_timeline_update != null) && ((now - CmdUtils.tw_timeline_update) < 120000)){ // 2mins
            cont(CmdUtils.tw_timeline);
        } else {
            // else, update and call continuation
            //displayMessage("updating twitter timeline");
            CmdUtils.tw_timeline_update = now;
            jQuery.get("http://twitter.com/statuses/friends_timeline.json", {count:10},
                       function(data){
                           var posts=data.slice(0,10);
                           for(var entry in posts){
                               posts[entry]["text"]=posts[entry]["text"].replace(/(http:\/\/[^\s]+)/i,"<a href=\"$1\">$1</a>");
                           }
                           CmdUtils.tw_timeline = CmdUtils.renderTemplate(twitter_template, {entries: posts});;
                           CmdUtils.tw_timeline_update = new Date();
                           //displayMessage("update set to"+ this.timeline_update);
                           cont(CmdUtils.tw_timeline);
                       },
                       "json");
        }
    },
   
    preview: function(p, query, mods) {
        var qtext="";
        p.innerHTML="";
        qtext=this.preprocess(query.text,true);
        if (mods["@"] && mods["@"].text){
            qtext= "@"+mods["@"].text+" "+qtext;
        }
        var rem = 140 - query.text.length;

        this.update_timeline(function (cur_timeline) {
            p.innerHTML = qtext+"<p style=\"font-size:smaller;\">Remaining: "+rem+" chars. Type #l for current URL. Click avatar to reply.</p>"+cur_timeline;
        });
    },

    preprocess: function(updatetext,shorten) {
	if(shorten && updatetext.match(/(^|\s)#l(\s|$)/)){
                if(CmdUtils.ti_curr_url!=context.focusedWindow.location){
			jQuery.ajax({
			type: "GET",async:false,
			url: 'http://is.gd/api.php',
			data: { 'longurl' : context.focusedWindow.location+"" },
			error: function() {
			  displayMessage("Shorten url error.");
			  CmdUtils.ti_shorten_url=context.focusedWindow.location;
			},
			success: function(shortURL) {
			  //displayMessage("Shorten:"+shortURL);
			  CmdUtils.ti_shorten_url = shortURL;
			}
			});
			CmdUtils.ti_curr_url=context.focusedWindow.location;
                }
                return updatetext.replace(/(^|\s)#l(\s|$)/,"$1"+CmdUtils.ti_shorten_url+"$2");
        }else{
                return updatetext; 
        }        
    },
   
    execute: function(directObj, mods) {
        var statusText = this.preprocess(directObj.text,true);

        if(statusText.length < 1) {
            displayMessage("Twitter requires a status to be entered");
            return;
        }
        if (mods["@"] && mods["@"].text)
            statusText = "@"+mods["@"].text+" "+statusText;

        var updateUrl = "https://twitter.com/statuses/update.json";
        var updateParams = {
            source: "ubiquity",
            status: statusText.slice(0, 140)
        };
       
        jQuery.ajax({
            type: "POST",
            url: updateUrl,
            data: updateParams,
            dataType: "json",
            error: function() {
                displayMessage("Twitter error - status not updated");
            },
            success: function() {
                displayMessage("Twitter status updated");
            }
        });
    }
});