By Jon Ramsey
—
Last update
Jun 19, 2005
—
Installed
1,253 times.
// Delicious Ego
// $Id: delicious.ego.user.js 29 2005-07-04 20:12:16Z jon $
// Copyright (C) 2005 by Jonathon Ramsey (jon@bangoid.com)
// This file is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published
// by the Free Software Foundation; either version 2, or (at your
// option) any later version.
// This file is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this software; see the file COPYING. If not, write to
// the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
// Version: 0.5
// ==UserScript==
// @name Delicious Ego
// @namespace htt://babylon.idlevice.co.uk/javascript/greasemonkey/
// @description But where am I?
// @include http://del.icio.us/url/*
// ==/UserScript==
(function() {
var style = "\
h3.ego { margin-left:0.5ex; }\
.date { %; \
}\
div.ego { margin:0 0 0.5ex 10ex; padding:0 0.5ex; }\
div.ego p { margin:0; padding:0; }\
div.me { margin-left:8ex; max-width:60ex; padding:0.5ex; \
border-left:2ex solid #f00; }\
div.me p { margin:0 0 0.5ex; }\
a.ego { font-size:120%; }\
p.me { color:#393; }\
.rm { margin-left:4em; }\
";
/* ---------------------------------------------------------------- */
/* Dates */
Date.parseISO8601Date = function (iso_date) {
var parts = iso_date.split('-');
return new Date(parts[0], parts[1] - 1, parts[2]);
}
Date.getDifferenceInDays = function(date1, date2) {
return Math.round(Math.abs(date2 - date1) / 60 / 60 / 24 / 1000);
}
Date.prototype.toString = function() {
var months = ['January', 'February', 'March', 'April',
'May', 'June', 'July', 'August', 'September',
'October', 'November', 'December'];
var date = this.getDate() + ' ';
date += months[this.getMonth()] + ', ';
date += this.getFullYear();
return date;
}
/* ---------------------------------------------------------------- */
/* Posts wide stuff */
function Posts() {
this.count =
(function() {
var xpath = "count(/html/body/div/div[contains(@class, 'post')])";
return document.evaluate(xpath,
document,
null,
XPathResult.ANY_TYPE,
null).numberValue;
})();
this.contains_me =
(function() {
var xpath = "1 = count(/html/body/div/div[contains(@class,'highlighted')])";
return document.evaluate(xpath,
document,
null,
XPathResult.ANY_TYPE,
null).booleanValue;
})();
}
/* ---------------------------------------------------------------- */
/* Post dates */
function PostDates() {
this.getDates();
this.first = null;
}
PostDates.prototype.getDates = function() {
var xpath = "/html/body/div/div[@class='date']";
this.days = document.evaluate(xpath,
document,
null,
XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,
null);
this.index = -1;
}
PostDates.prototype.next = function() {
this.index++;
return this.days.snapshotItem(this.index);
}
PostDates.prototype.firstPostDate = function() {
if (! this.first) {
var day, first, i = 0;
while (day = this.days.snapshotItem(i++)) {
first = day.textContent;
}
this.first = Date.parseISO8601Date(first);
}
return this.first;
}
PostDates.prototype.getDateDiff = function() {
day = this.days.snapshotItem(this.index);
return Date.getDifferenceInDays(Date.parseISO8601Date(day.textContent),
this.firstPostDate());
}
/* ---------------------------------------------------------------- */
/* A user's link */
function DeliciousLink(node, days, position) {
this.node = node;
this.days = days;
this.position = position;
this.is_me = (-1 < node.className.indexOf('highlighted'));
var metadata = node.getElementsByTagName('div');
this.setExtended(metadata);
this.setLinks(metadata);
}
DeliciousLink.prototype.setExtended = function(metadata) {
if (2 == metadata.length) {
this.extended = metadata[0];
}
}
DeliciousLink.prototype.setLinks = function(metadata) {
var links = metadata[metadata.length -1].getElementsByTagName('a');
var len = links.length;
if (this.is_me) { /* get delete link */
this.deletelink = links[len -1];
len--;
}
this.copylink = links[len - 1];
this.by = links[len - 2];
this.tags = new Array();
for (var i = 0; i < (len - 2); i++) {
this.tags.push(links[i]);
}
}
DeliciousLink.prototype.getOutputNode = function(posts) {
var div = el('div');
div.className = 'ego';
if (this.is_me) {
div.className += ' highlighted me';
var a = el('a');
a.name = 'me';
a.id = 'me';
div.appendChild(a);
}
var by = el('p');
this.by.className = 'ego';
by.appendChild(this.by);
by.appendChild(this.getToLinks());
div.appendChild(by);
if (this.extended) {
div.appendChild(this.extended);
}
if (this.is_me) {
var behind = el('p');
behind.className = 'meta me';
behind.appendChild(tn(getDateDiffText(this.days.getDateDiff()) +
', ' + this.position + ' of ' + posts.count));
div.appendChild(behind);
var edit = el('p');
edit.className = 'meta';
edit.appendChild(this.copylink);
edit.appendChild(tn(' this post ... '));
edit.appendChild(this.deletelink);
edit.appendChild(tn(' this post'));
div.appendChild(edit);
}
if (! posts.contains_me) {
var copy = el('p');
copy.className = 'meta';
copy.appendChild(this.copylink);
copy.appendChild(tn(' this link'));
div.appendChild(copy);
}
return div;
}
DeliciousLink.prototype.getToLinks = function() {
if (0 == this.tags.length) {
return tn('');
}
var to = el('span');
to.className = 'meta';
to.appendChild(tn(' to '));
for (var i = 0; i < this.tags.length; i++) {
to.appendChild(this.tags[i]);
to.appendChild(tn(', '));
}
to.removeChild(to.lastChild);
return to;
}
/* ---------------------------------------------------------------- */
/* Global functions */
function addHeader(posts) {
var header = document.getElementById('content');
var h = el('h3');
h.className = 'ego';
var post = header.nextSibling.nextSibling.childNodes[3];
h.appendChild(post.getElementsByTagName('h3')[0].firstChild);
header.parentNode.replaceChild(h, header);
if (posts.contains_me) {
var link = document.createElement('a');
link.appendChild(document.createTextNode('Jump to me'));
link.href = '#me';
var div = document.createElement('div');
div.className = 'ego';
div.appendChild(link);
h.parentNode.insertBefore(div, h.nextSibling);
}
}
function addStyle(style) {
var egostyle = document.createElement('style');
egostyle.type = 'text/css';
egostyle.innerHTML = style;
document.body.appendChild(egostyle);
}
function addDayTitle(day, days) {
day.title = getDateDiffText(days.getDateDiff());
}
function getDateDiffText(datediff) {
return datediff + ' day' + (1 == datediff ? '' : 's') + ' late';
}
function el(tag) {
return document.createElement(tag);
}
function tn(text) {
return document.createTextNode(text);
}
/* ---------------------------------------------------------------- */
/* do the work */
addStyle(style);
var posts = new Posts();
addHeader(posts);
var days = new PostDates();
var day, node, nextnode, link, position = posts.count;
while (day = days.next()) {
addDayTitle(day, days);
node = day.nextSibling.nextSibling;
while (node && node.className != 'date') {
link = new DeliciousLink(node, days, position--);
nextnode = node.nextSibling.nextSibling;
node.parentNode.replaceChild(link.getOutputNode(posts), node);
node = nextnode;
}
}
})();
