Auto loads original version of any picture on Danbooru website
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// ==UserScript==
// @name Danbooru fullscreen image viewer
// @description Auto loads original version of any picture on Danbooru website
// @exclude /^https?://danbooru\.donmai\.us/posts/\d{1,99}#$/
// @include /^https?://danbooru\.donmai\.us/posts/\d{1,99}$/
// @require https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js
// @author iceman94
// @copyright 2017+, iceman94
// @version 0.01
// @grant none
// @namespace https://greasyfork.org/users/148290
// ==/UserScript==
//=======================================================================================================
// Cross-browsers load function
// Tests in this order :
// -support for jQuery API
// |-uses $(window).load method if available
// |-uses $(window).ready method if available
// -support for DOMContentLoaded event (compatible only with the following browsers :
// Chrome >= 0.2; Firefox >= 1.0; IE >= 9.0; Opera >= 9.0; Safari >= 3.1)
// -support for document.attachEvent
// -uses setTimeout w/ 5000ms delay
//=======================================================================================================
function XBLoad(func, verbose)
{
verbose = verbose || false;
if (window.jQuery)
{
if ($(window).load)
{
if (verbose == true) { console.log('Javascript loaded using $(window).load method'); };
return $(window).load(function() { func(); });
}
else if ($(window).ready)
{
if (verbose == true) { console.log('Javascript loaded using $(window).ready method'); };
return $(window).ready(function() { func(); });
};
}
else if (document.addEventListener)
{
if (verbose == true) { console.log('Javascript loaded using document.addEventListener method'); };
document.addEventListener('DOMContentLoaded', function(event)
{
return func();
});
}
else if (document.attachEvent)
{
if (verbose == true) { console.log('Javascript loaded using document.attachEvent method'); };
document.attachEvent('load', function()
{
return func();
});
}
else
{
if (verbose == true) { console.log('Javascript loaded using setTimeout method'); };
return setTimeout(function() { func(); }, 5000);
};
};
//=======================================================================================================
// Setting up functions
//=======================================================================================================
// Loads original (high resolution) version of any picture if available or uses default picture as such
function locateOriginal()
{
var obj = new Object;
if (document.getElementById('image-resize-link'))
{
obj['element'] = document.getElementById('image-resize-link');
obj['tag'] = 'href';
} else if (document.getElementById('image'))
{
obj['element'] = document.getElementById('image');
obj['tag'] = 'src';
} else
{
obj['element'] = null;
obj['tag'] = null;
}
return obj;
}
// Appends pound ('#') symbol to the current URI to avoid endless redirecting
function editLocation()
{
window.location.replace(window.location + "#");
}
// Edits the page using the necessary functions
function editPage(obj)
{
editLocation();
switch (obj['tag'])
{
case 'href':
window.location = obj['element'].href;
break;
case 'src':
window.location = obj['element'].src;
break;
default:
console.log("Wrong type detected in editPage function");
return -1;
}
}
//=======================================================================================================
// Showtime !
//=======================================================================================================
XBLoad(editPage(locateOriginal()));