By Timbo
—
Last update
Apr 16, 2007
—
Installed
892 times.
// ==UserScript==
// @name Digg Washer
// @namespace http://versememory.berlios.de/
// @description Adds a small app to the top of a digg page that allows you to specify keywords or topics by which to hide articles. It can also toggle on/off the sidebar.
// @include http://digg.com/*
// @include http://www.digg.com/*
// ==/UserScript==
var hidewordstring = GM_getValue("diggwasherwords", "");
var topicstring = GM_getValue("diggwashertopics", "");
var showSidebar = GM_getValue("diggwashersidebar", true);
var hidewords = hidewordstring.split("|");
var hiddenStories = 0;
var parent = document.getElementById("wrapper");
parent = parent.firstChild.nextSibling.nextSibling.nextSibling;
var enclosures;
var wordsShown = false;
var barShown = false;
var hidden;
var addremove;
var link;
var clear;
var showHiddenStories = false;
var hideside;
function ToggleSidebar()
{
showSidebar = !showSidebar;
var sidebar = document.getElementById("wrapper");
sidebar = sidebar.firstChild.nextSibling.nextSibling.nextSibling.nextSibling.nextSibling;
if (!showSidebar) {
var head = window.document.getElementsByTagName( "head" )[0];
var style = window.document.createElement( "style" );
style.id = "style";
style.setAttribute( "type", "text/css" );
style.innerHTML = ".sidebar { display: none; } .main { margin-right: 0; } body { padding: 0; } html { min-width: 100%; } .comment { margin-right: -15px; }";
head.appendChild( style );
} else {
var style = document.getElementById( "style" );
if (style) {
style.parentNode.removeChild(style);
}
}
GM_setValue("diggwashersidebar", showSidebar);
}
function showHideStories()
{
showHiddenStories = !showHiddenStories;
if (hiddenStories.length == 1) var story_sp = "story";
else var story_sp = "stories";
if (showHiddenStories) {
hidden.innerHTML = "Hide " + hiddenStories + " tagged " + story_sp;
} else {
hidden.innerHTML = "Show " + hiddenStories + " hidden " + story_sp;
}
filterStories(false);
}
function filterStories(log)
{
hiddenStories = 0;
enclosures = document.evaluate("//div[contains(@id, 'enclosure')]",document,null,XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE,null);
hidewords = hidewordstring.split("|");
topics = topicstring.split("|");
for (var i = 0; i < enclosures.snapshotLength; i++) {
div = enclosures.snapshotItem(i);
var title = document.evaluate("div/h3/a/text()", div, null, XPathResult.STRING_TYPE, null).stringValue;
var text = document.evaluate("div/p/text()", div, null, XPathResult.STRING_TYPE, null).stringValue;
var topic = document.evaluate("div/div/span/a/text()", div, null, XPathResult.STRING_TYPE, null).stringValue;
title = title.toLowerCase();
text = text.toLowerCase();
topic = topic.toLowerCase();
var clear = false;
if (hidewordstring.length != 0 ) {
for (var j = 0; j < hidewords.length; j++)
{
if((text.indexOf(hidewords[j]) != -1) || (title.indexOf(hidewords[j]) != -1))
{
clear = true;
if (log) {
GM_log("Hid story based on blockword("+ hidewords[j] +"): " + title);
}
break;
}
}
}
if (topicstring.length != 0 ) {
for (var j = 0; j < topics.length; j++)
{
if(topic.indexOf(topics[j]) != -1)
{
clear = true;
if (log) {
GM_log("Hid story based on topic("+ topics[j] +"): " + title);
}
break;
}
}
}
if(clear) {
if (showHiddenStories) {
div.style.display="block";
div.style.border = "dashed 2px red";
} else {
div.style.display="none";
}
hiddenStories += 1;
} else {
div.style.border = "";
div.style.display="block";
}
}
}
function clearList()
{
showHidewords();
hidewordstring = "";
GM_setValue("diggwasherwords", hidewordstring);
topicstring = "";
GM_setValue("diggwashertopics", topicstring);
filterStories(false);
installRemoveBar();
installRemoveBar();
showHidewords();
}
function installRemoveBar()
{
if (!barShown)
{
if (hiddenStories.length == 1) var story_sp = "story";
else var story_sp = "stories";
hidden = document.createElement("a");
hidden.className = 'tool';
hidden.id = 'hiddentag';
hidden.innerHTML = "Show " + hiddenStories + " hidden " + story_sp;
hidden.addEventListener('click', showHideStories, true);
addremove = document.createElement("a");
addremove.className = 'tool';
addremove.id = 'addremove';
addremove.innerHTML = "Show Options";
addremove.addEventListener('click', showHidewords, true);
parent.appendChild(hidden);
parent.appendChild(addremove);
barShown = true;
} else {
parent.removeChild(hidden);
parent.removeChild(addremove);
barShown = false;
}
}
function addWord()
{
add(hidewordstring, "diggwasherwords");
hidewordstring = GM_getValue("diggwasherwords", hidewordstring);
filterStories(false);
showHidewords();
installRemoveBar();
installRemoveBar();
showHidewords();
}
function addTopic()
{
add(topicstring, "diggwashertopics");
topicstring = GM_getValue("diggwashertopics", topicstring);
filterStories(false);
showHidewords();
installRemoveBar();
installRemoveBar();
showHidewords();
}
function add( str, save )
{
var input = document.getElementById("top-keywords");
var word = input.value;
if ((input.value == "Search the News...") || (input.value == "")) {
alert("Please type the word you wish to block in the search box in the upper right and click the add link.");
} else {
if (str.length > 1) {
str = str + "|" + word.toLowerCase();
} else {
str = word.toLowerCase();
}
hidewords = str.split("|");
input.value = "";
GM_setValue(save, str);
}
}
function showHidewords()
{
if (!wordsShown)
{
addremove.innerHTML = "Hide Options";
if (!barShown)
{
installRemoveBar();
}
link = document.createElement('a');
link.id = "addlink"
link.innerHTML = "Add HideWord";
link.className = "tool";
link.style.textDecoration = "underline";
link.style.cursor = 'pointer';
link.addEventListener('click', addWord, true);
addtopic = document.createElement('a');
addtopic.id = "addtopic"
addtopic.innerHTML = "Add Topic";
addtopic.className = "tool";
addtopic.style.textDecoration = "underline";
addtopic.style.cursor = 'pointer';
addtopic.addEventListener('click', addTopic, true);
clear = document.createElement('a');
clear.id = "clear"
clear.innerHTML = "Clear";
clear.className = "tool";
clear.style.textDecoration = "underline";
clear.style.cursor = 'pointer';
clear.addEventListener('click', clearList, true);
hideside = document.createElement('a');
hideside.id = "clear"
hideside.innerHTML = "Toggle Sidebar";
hideside.className = "tool";
hideside.style.textDecoration = "underline";
hideside.style.cursor = 'pointer';
hideside.addEventListener('click', ToggleSidebar, true);
parent.appendChild(link);
parent.appendChild(addtopic);
parent.appendChild(clear);
parent.appendChild(hideside);
if (hidewordstring.length != 0 ) {
hidewords = hidewordstring.split("|");
for( var i = 0; i < hidewords.length; i++ )
{
var span = document.createElement('a');
span.id = "hw_" + hidewords[i];
span.className = "tool";
span.remove = function ()
{
if (hidewordstring.indexOf(this.firstChild.textContent) == 0) {
hidewordstring = hidewordstring.replace(this.firstChild.textContent, "");
} else {
hidewordstring = hidewordstring.replace("|" + this.firstChild.textContent, "");
}
if (hidewordstring[0] == '|') hidewordstring = hidewordstring.substr(1, hidewordstring.length - 1);
if (hidewordstring[hidewordstring.length - 1] == '|') hidewordstring = hidewordstring.substr(hidewordstring.length - 1, 1);
var me = document.getElementById("hw_" + this.firstChild.textContent);
me.parentNode.removeChild(me);
GM_setValue("diggwasherwords", hidewordstring);
filterStories(false);
showHidewords();
installRemoveBar();
installRemoveBar();
showHidewords();
}
span.addEventListener('click', span.remove, true);
span.innerHTML = hidewords[i];
parent.appendChild(span);
}
}
if (topicstring.length != 0 ) {
topics = topicstring.split("|");
for( var i = 0; i < topics.length; i++ )
{
var span = document.createElement('a');
span.id = "t_" + topics[i];
span.className = "tool";
span.remove = function ()
{
if (topicstring.indexOf(this.firstChild.textContent) == 0) {
topicstring = topicstring.replace(this.firstChild.textContent, "");
} else {
topicstring = topicstring.replace("|" + this.firstChild.textContent, "");
}
if (topicstring[0] == '|') topicstring = topicstring.substr(1, topicstring.length - 1);
if (topicstring[topicstring.length - 1] == '|') topicstring = topicstring.substr(topicstring.length - 1, 1);
var me = document.getElementById("t_" + this.firstChild.textContent);
me.parentNode.removeChild(me);
GM_setValue("diggwashertopics", topicstring);
filterStories(false);
showHidewords();
installRemoveBar();
installRemoveBar();
showHidewords();
}
span.addEventListener('click', span.remove, true);
span.innerHTML = "<font color = 'green'>" + topics[i] + "</font>";
parent.appendChild(span);
}
}
wordsShown = true;
} else {
if (hidewordstring.length > 0 ) {
hidewords = hidewordstring.split("|");
for( var i = 0; i < hidewords.length; i++ )
{
var tempword = document.getElementById("hw_" + hidewords[i]);
if (tempword) {
tempword.parentNode.removeChild(tempword);
}
}
}
if (topicstring.length > 0 ) {
topics = topicstring.split("|");
for( var i = 0; i < topics.length; i++ )
{
var tempword = document.getElementById("t_" + topics[i]);
if (tempword) {
tempword.parentNode.removeChild(tempword);
}
}
}
link.parentNode.removeChild(link);
addtopic.parentNode.removeChild(addtopic);
clear.parentNode.removeChild(clear);
hideside.parentNode.removeChild(hideside);
wordsShown = false;
addremove.innerHTML = "Show Options";
}
}
showSidebar = !showSidebar;
ToggleSidebar();
filterStories(true);
installRemoveBar();
