Automates downloads through the Doggie Bag Archiver
// ==UserScript==
// @name E-Hentai Automated Downloads
// @description Automates downloads through the Doggie Bag Archiver
// @include http://g.e-hentai.org/*
// @include https://exhentai.org/*
// @include http://*/*automatedEHDL=*
// @run-at document-start
// @author etc
// @version 1.2.2
// @namespace https://greasyfork.org/users/2168
// ==/UserScript==
var automating = (window.location.href.indexOf('automatedEHDL') != -1);
var addMetadata = function(url,metadata) {
return url +
(url.indexOf('?') != -1 ? '&' : '?') + 'automatedEHDL=' + metadata.nonce +
'&automatedTorrent=' + (metadata.isTorrent ? 1 : 0);
};
var getMetadata = function(url) {
var metadata = url.match(/automatedEHDL=(\d+).*automatedTorrent=(\d)/);
return { nonce: metadata[1], isTorrent: metadata[2] == '1' };
};
if (automating) {
var clear = function() { for (var i=0;i<10;++i) clearTimeout(i); };
var abort = function(reason) { parent.postMessage({ type: 'failure', nonce: metadata.nonce, reason: reason },'*'); };
var heartbeat = function() { parent.postMessage({ type: 'heartbeat', nonce: metadata.nonce },'*'); };
var metadata = getMetadata(window.location.href), target;
if (window.location.href.indexOf('archive') != -1)
document.addEventListener('DOMSubtreeModified',clear,false);
var onLoad = function() {
for (var i=0;i<100;++i) clearTimeout(i);
target = document.evaluate('.//a[starts-with(text(),"' + (metadata.isTorrent ? 'Torrent' : 'Archive') + ' Download")]',document,null,9,null).singleNodeValue;
if (target !== null) {
if (metadata.isTorrent && /\( 0 \)/.test(target.innerHTML)) abort('could not find any torrent');
else {
heartbeat();
var url = target.getAttribute('onclick').match(/'(.+?)'/)[1];
window.location.replace(addMetadata(url,metadata));
}
return;
}
// download confirmation popup
target = document.evaluate('.//input[@value="Download Original Archive"]',document,null,9,null).singleNodeValue;
if (target !== null) {
heartbeat();
target.parentNode.parentNode.action = addMetadata(target.parentNode.parentNode.action,metadata);
target.click();
return;
}
// server location popup
target = document.evaluate('.//script[contains(text(),"gotonext")]',document,null,9,null).singleNodeValue;
if (target !== null) {
heartbeat();
var url = target.innerHTML.match(/document.location = "(.+?)"/)[1];
var delay = target.innerHTML.match(/(\d+)\)/)[1];
document.removeEventListener('DOMSubtreeModified',clear,false);
setTimeout(function() { window.location.replace(addMetadata(url,metadata)); },parseInt(delay,10));
return;
}
// download ready popup
target = document.evaluate('.//a[text()="Click Here To Start Downloading"]',document,null,9,null).singleNodeValue;
if (target !== null) {
parent.postMessage({ type: 'success', nonce: metadata.nonce, url: target.href },'*');
return;
}
// torrent page
target = document.evaluate('.//input[@name="torrent_info"]',document,null,9,null).singleNodeValue;
if (target != null) {
var targets = Array.prototype.slice.call(document.querySelectorAll('[name="gtid"] + table'),0);
targets = targets.map(function(x) {
var link = x.querySelector('a').href;
var data = x.textContent.match(/Seeds:\s*(\d+)(?:.|\n)*Peers:\s*(\d+)/);
return { link: link, seeds: parseInt(data[1],10), peers: parseInt(data[2],10) };
});
targets = targets.sort(function(a,b) { return b.seeds - a.seeds; });
if (targets.length === 0) abort('could not find any torrent');
else if (targets[0].seeds === 0) abort('could not find any seeded torrent');
else parent.postMessage({ type: 'success', nonce: metadata.nonce, url: targets[0].link },'*');
return;
}
// we really shouldn't be here
abort('No viable option found. Perhaps you\'re not logged in?\nCurrent URL: ' + window.location.href);
};
if (document.readyState == 'complete') onLoad();
else window.addEventListener('load',onLoad,false);
} else {
var downloadData = { }, downloadQueue = [ ];
var loadingGIF =
'R0lGODlhEgASAMQaAHl5d66urMXFw3l5dpSUk5WVlKOjoq+vrsbGw6Sko7u7uaWlpbm5t3h4doiIhtLSz4aGhJaWlsbGxNHRzrC' +
'wr5SUkqKiobq6uNHRz4eHhf///wAAAAAAAAAAAAAAAAAAACH/C05FVFNDQVBFMi4wAwEAAAAh+QQFCgAaACwAAAAAEgASAAAFaq' +
'AmjmRplstyrkmbrCNFaUZtaFF0HvyhWRZNYVgwBY4BEmFJOB1NlYpJoYBpHI7RZXtZZb4ZEbd7AodFDIYVAjFJJCYA4ISoI0hyu' +
'UnAF2geDxoDgwMnfBoYiRgaDQ1WiIqPJBMTkpYaIQAAIfkEBQoAGgAsAQABABAAEAAABWSgJo4aRZEoeaxHOiqKFsyBtizopV9y' +
'nfwJ0o43MhgNKAYjZbGQJBLXKBLRIK4IaWFbEHgFUoKYoPFKRZUK6fFIORwojBxDytgzpDkdANDc8SQTExp8fBoQEGcDiwNnJA0' +
'NLiEAACH5BAUKABoALAEAAQAQABAAAAVloCaOmqKQKHmtVzpKksa2FIUiOKIxjHb8B5JgKCAFjgHUMHUkPR6u0WKhwVgx0YQ2cc' +
'W6DGCDZjKJiiwWEgCQikRQ6zWpQC+QBviBxuHQEP4EKA0NGhmGGRoVFWaHiGYjEBAuIQAAIfkEBQoAGgAsAQABABAAEAAABWSgJ' +
'o6aJJEoiaxIOj6PJsyCpigopmNyff0X0o43AgZJk0mKwSABAK4RhaJ5PqOH7GHAHUQD4ICm0YiKwCSHI7VYoDLwDClBT5Di8khE' +
'Y+gbUBAQGgWEBRoWFmYEiwRmJBUVLiEAACH5BAUKABoALAEAAQAQABAAAAVloCaO2vOQKImtWDoCgMa2koTCsDZNGuIjpIFwQBI' +
'YBahGI2UkORyukUKhyVgz0Yv2csW6thcNBBIVMRikSCRFoaAK8ALpQD+QCHiCZrHQBP4BKBUVGgmGCX6BUQaMBmUkFhYuIQAAIf' +
'kEBQoAGgAsAQABABAAEAAABWagJo4aAJAoaZrp6DjaIA/a86BZnmlNo2FADEm3GwWFJAgkNZmQIpHWSCLRFK4FKWKLIHgJUoFYo' +
'KlUpCIxabFIKRSohDxButgvJIPeoKFQNHd4JBYWGgeHBxoMDGgBjgFoJI4tIQAAIfkEBQoAGgAsAQABABAAEAAABWSgJo6a45Ao' +
'ma1ZOkaRxrYAgBZ4oUGQVtckgpBAGhgHqEol1WiQFgvX6PHQJK4JKWaLMXgNWq7GYpGKJhMShZKSSFCH+IGEqCNIgXxAo1BoBIA' +
'CKHkaF4YXf4JSh4hmIwwMLiEAACH5BAUKABoALAEAAQAQABAAAAVloCaOWhSRKFmsRToui0bMhOY4aKInWlVpmWCGZCgaSMIhyW' +
'JJQSAkCsU1AgA0h+yBarUGvgHqYDzQfKmiRoOkUKQeD9RlfiFh7hgSvS6RaPB5JAwMGgiGCBoTE2gCjQJoJI0uIQAAOw==';
var icons = {
download : 'M8.037,11.166L14.5,22.359c0.825,1.43,2.175,1.43,3,0l6.463-11.194c0.826-1.429,0.15-2.598-' +
'1.5-2.598H9.537C7.886,8.568,7.211,9.737,8.037,11.166z',
torrent : 'M22.404,13.585c0-5.319-4.313-9.631-9.632-9.631c-5.32,0-9.632,4.313-9.632,9.631c0,4.1,2.5' +
'67,7.593,6.177,8.982l-1.818-8.45l-0.514-2.388L6.075,7.505L9.6,6.746l1.303,6.059c0.352,1.636,1.0' +
'94,2.514,2.316,2.25c0.967-0.208,1.377-0.995,1.487-1.597c0.049-0.228,0.013-0.51-0.047-0.786l-1.4' +
'43-6.705L16.74,5.21l1.646,7.651c0.662,3.077,2.454,3.548,2.454,3.548s-2.419,0.521-3.433,0.738c-1' +
'.012,0.219-1.694-1.591-1.694-1.591l-0.07,0.015c-0.288,0.785-0.613,2.06-3.127,2.602c-0.184,0.039' +
'-0.364,0.064-0.542,0.083l1.064,4.948C18.232,23.063,22.404,18.814,22.404,13.585z',
picker : 'M22.727,18.242L4.792,27.208l8.966-8.966l-4.483-4.484l17.933-8.966l-8.966,8.966L22.727,18.242z',
done : 'M2.379,14.729 5.208,11.899 12.958,19.648 25.877,6.733 28.707,9.561 12.958,25.308z'
};
var getIcon = function(name,color) {
return 'url("data:image/svg+xml,<svg viewBox=\'0 0 30 30\' preserveAspectRatio=\'true\' xmlns=\'http' +
'://www.w3.org/2000/svg\'><path fill=\'' + color + '\' d=\'' + icons[name] + '\'/></svg>")';
};
var createButton = function(data) {
var result = document.createElement(data.hasOwnProperty('type') ? data.type : 'a');
if (data.hasOwnProperty('class')) result.className = data.class;
if (data.hasOwnProperty('title')) result.title = data.title;
if (data.hasOwnProperty('onClick')) result.addEventListener('click',data.onClick,false);
if (data.hasOwnProperty('parent')) data.parent.appendChild(result);
if (data.hasOwnProperty('target')) result.setAttribute('target',data.target);
if (data.hasOwnProperty('style'))
result.style.cssText = Object.keys(data.style).map(function(x) { return x + ': ' + data.style[x] + 'px'; }).join('; ');
return result;
};
var start = function() {
// button generation (thumbnail list)
var thumbnails = document.querySelectorAll('.id3 > a'), n = thumbnails.length;
while (n --> 0) {
var bottom = Math.max(0,parseInt(thumbnails[n].parentNode.style.height,10) - thumbnails[n].firstChild.height);
var right = Math.max(0,0.5 * (200 - thumbnails[n].firstChild.width));
createButton({ class: 'automatedButton downloadLink', title: 'Automated download', target: thumbnails[n].href,
style: { bottom: bottom, right: right }, onClick: requestDownload, parent: thumbnails[n] });
createButton({ class: 'automatedButton torrentLink', title: 'Torrent download', target: thumbnails[n].href,
style: { bottom: bottom, left: 1 }, onClick: requestDownload, parent: thumbnails[n] });
}
// button generation (gallery)
var bigThumbnail = document.querySelector('#gd1 > img');
if (bigThumbnail !== null) {
var bottom = bigThumbnail.parentNode.parentNode.clientHeight - bigThumbnail.offsetTop - bigThumbnail.height - 1;
var right = bigThumbnail.parentNode.parentNode.clientWidth - bigThumbnail.offsetLeft - bigThumbnail.width - 2;
var left = bigThumbnail.offsetLeft + 1;
createButton({ class: 'automatedButton downloadLink', title: 'Automated download', target: window.location.href,
style: { bottom: bottom, right: right }, onClick: requestDownload, parent: bigThumbnail.parentNode });
createButton({ class: 'automatedButton torrentLink', title: 'Torrent download', target: window.location.href,
style: { bottom: bottom, left: left }, onClick: requestDownload, parent: bigThumbnail.parentNode });
}
// button generation (row list)
var rows = document.querySelectorAll('.it5 > a'), n = rows.length;
while (n --> 0) {
var div = createButton({ type: 'div', class: 'automatedPicker', onClick: requestDownload, parent: rows[n].parentNode });
var picker = createButton({ type: 'div', parent: div });
createButton({ type: 'div', class: 'automatedInline torrentLink', title: 'Torrent download',
target: rows[n].href, parent: picker });
createButton({ type: 'div', class: 'automatedInline downloadLink', title: 'Automated download',
target: rows[n].href, parent: picker });
}
// message listener
window.addEventListener('message',function(message) {
var data = message.data;
if (!downloadData.hasOwnProperty(data.nonce)) return;
if (data.type == 'heartbeat') onHeartbeat(data);
else if (data.type == 'success') onSuccess(data);
else onFailure(data);
},false);
// document style
var style = document.createElement('style');
style.innerHTML =
'.automatedButton { display: none; position: absolute; text-align: left; cursor: pointer; padding: 8px;' +
'color: white; margin-right: 1px; font-size: 20px; line-height: 11px; }' +
'.downloadLink { background-image: ' + getIcon('download','rgb(0,0,0)') + '; background-color: rgba(98,220,151,1); }' +
'.torrentLink { background-image: ' + getIcon('torrent','rgb(0,0,0)') + '; background-color: rgba(98,182,210,1); }' +
'.torrentLink:not(.requested) { background-position: 2px 2px; }' +
'.requested { background-image: ' + getIcon('done','rgb(0,0,0)') + '; }' +
'.requested, .working { background-color: rgba(255,143,113,1); }' +
'.automatedButton.downloadLink { border-radius: 0 0 5px 0 !important; width: 12px; height: 12px; }' +
'.automatedButton.torrentLink { border-radius: 0 0 0 5px !important; width: 12px; height: 12px; }' +
'#gd1 > .automatedButton { border-radius: 0 0 0 0 !important; }' +
'.working { background-image: url(data:image/gif;base64,' + loadingGIF + ') !important; background-repeat: no-repeat; }' +
'.automatedInline.working { background-position: 3px 3px; }' +
'.automatedButton.working { width: 18px; height: 18px; font-size: 0px; background-position: 5px 5px; padding: 5px !important; }' +
'.automatedPicker { background-image: ' + getIcon('picker','rgb(252,0,97)') + '; width: 16px;' +
'height: 16px; float: left; cursor: pointer; }' +
'.automatedButton:hover, .automatedInline:hover { background-color: rgba(255,199,139,1) !important; color: black !important; }' +
'*:hover > .automatedButton, .automatedButton.working, .automatedButton.requested { display: block !important; }' +
'.EHADiframe { width: 0px !important; height: 0px !important; opacity: 0 !important; }' +
'.automatedPicker > div { display: none; z-index: 2; position: absolute; top: -4px; text-align: center; }' +
'.automatedPicker:hover > div, .automatedPicker > div:hover { display: block; }' +
'.automatedInline { padding: 3px; border: 1px solid black; width: 17px; height: 17px; display: inline-block; }' +
'.automatedInline:first-child { border-right: none !important; }';
document.head.appendChild(style);
};
var startDownload = function(url) {
downloadQueue.push(url);
doDownload(false);
};
var doDownload = function(force) {
if (doDownload.inhibit && !force) return;
if (downloadQueue.length === 0) {
doDownload.inhibit = false;
return;
}
doDownload.inhibit = true;
var a = document.createElement('a');
// don't use display: none as some versions of firefox don't like it
a.style.cssText = 'width: 0px; height: 0px; overflow: hidden; white-space: nowrap; visibility: hidden;';
a.href = downloadQueue.splice(0,1)[0];
document.body.appendChild(a);
a.click();
document.body.removeChild(a);
setTimeout(function() { doDownload(true); },1000);
};
var onHeartbeat = function(message) {
generateTimeout(message.nonce);
};
var onSuccess = function(message) {
var data = downloadData[message.nonce];
document.body.removeChild(data.iframe);
data.button.className = data.button.className.replace(/working/,'requested');
clearTimeout(data.timeout);
delete downloadData[message.nonce];
startDownload(message.url);
};
var onFailure = function(message) {
var data = downloadData[message.nonce];
document.body.removeChild(data.iframe);
data.button.className = data.button.className.replace(/\s?working/,'');
clearTimeout(data.timeout);
delete downloadData[data.nonce];
alert('Something went wrong. Reason: ' + message.reason);
};
var generateTimeout = function(nonce) {
if (!downloadData.hasOwnProperty(nonce)) return;
clearTimeout(downloadData[nonce].timeout);
downloadData[nonce].timeout = setTimeout(function() {
onFailure({ nonce: nonce, reason: 'Operation timed out. Try again or download manually.' });
},10000);
};
var requestDownload = function(e) {
if (/working|requested/.test(e.target.className)) return;
e.preventDefault();
e.target.className += ' working';
var isTorrent = /torrentLink/.test(e.target.className);
var gallery = e.target.getAttribute('target');
var nonce = Math.floor(Math.random() * (1<<30));
var iframe = document.createElement('iframe');
downloadData[nonce] = { button: e.target, iframe: iframe, timeout: null };
generateTimeout(nonce);
document.body.appendChild(iframe);
iframe.className = 'EHADiframe';
iframe.src = addMetadata(gallery,{ nonce: nonce, isTorrent: isTorrent });
};
window.addEventListener('load',start,false);
}