Rehost an existing cover image to a whitelisted site
// ==UserScript==
// @name Rehost cover to...
// @version 1.10
// @description Rehost an existing cover image to a whitelisted site
// @author Chameleon
// @include http*://*redacted.ch/torrents.php?id=*
// @include http*://*redacted.ch/forums.php?*threadid=1737*
// @grant GM_xmlhttpRequest
// @namespace https://greasyfork.org/users/87476
// ==/UserScript==
(function() {
'use strict';
if(window.location.href.indexOf("threadid=1737") != -1)
showSettings();
if(window.location.href.indexOf("torrents.php") != -1)
showRehost();
})();
function showRehost()
{
var settings = getSettings();
var whitelisted = ["imgur.com", "ptpimg.me"];
var imgSrc = document.getElementById('cover_div_0').getElementsByTagName('img')[0].src;
for(var i=0; i<whitelisted.length; i++)
{
var whitelist=whitelisted[i];
if(imgSrc.indexOf(whitelist) != -1)
return;
}
var add_cover;
try
{
add_cover = document.getElementById('add_cover_div').getElementsByTagName('div')[0];
}
catch(e)
{
return;
}
var a=document.createElement('a');
a.href='javascript:void(0);';
a.innerHTML = '[Rehost to '+settings.site+']';
a.setAttribute('style', 'float: right;');
add_cover.appendChild(document.createElement('br'));
add_cover.appendChild(a);
a.addEventListener('click', rehost.bind(undefined, a), false);
}
function showSettings(message)
{
var div=document.getElementById('rehostToSettings');
if(!div)
{
var before = document.getElementsByClassName('forum_post')[0];
div = document.createElement('div');
div.setAttribute('id', 'rehostToSettings');
before.parentNode.insertBefore(div, before);
div.setAttribute('style', 'width: 100%; text-align: center; padding-bottom: 10px;');
div.setAttribute('class', 'box');
}
div.innerHTML = '<h2>Rehost cover to... Settings</h2><br />';
var settings = getSettings();
var a=document.createElement('a');
a.href='javascript:void(0);';
a.innerHTML = 'Use image host: '+settings.site;
a.addEventListener('click', changeSite.bind(undefined, a, div), false);
div.appendChild(a);
div.appendChild(document.createElement('br'));
var labelStyle = '';
var label = document.createElement('span');
label.setAttribute('style', labelStyle);
label.innerHTML = 'ptpimg.me API Key: ';
div.appendChild(label);
var input=document.createElement('input');
input.setAttribute('style', 'width: 21em;');
input.placeholder='ptpimg.me API Key';
input.value = settings.apiKey ? settings.apiKey:'';
div.appendChild(input);
input.addEventListener('keyup', changeSettings.bind(undefined, div), false);
var a=document.createElement('a');
a.href='javascript:void(0);';
a.innerHTML = 'Get ptpimg.me API Key';
div.appendChild(document.createElement('br'));
div.appendChild(a);
div.appendChild(document.createTextNode(' '));
var s=document.createElement('span');
s.innerHTML = message ? message : '';
div.appendChild(s);
a.addEventListener('click', getAPIKey.bind(undefined, input, s, div), false);
}
function getAPIKey(input, span, div)
{
span.innerHTML = 'Loading ptpimg.me';
/*var xhr=new XMLHttpRequest();
xhr.open('GET', "https://ptpimg.me");
xhr.onreadystatechange = xhr_func.bind(undefined, span, xhr, gotAPIKey.bind(undefined, input, span, div), rehost.bind(undefined, input, span, div));
xhr.send();*/
GM_xmlhttpRequest({
method: "GET",
url: 'https://ptpimg.me',
onload: function(response) { if(response.status == 200) {gotAPIKey(input, span, div, response.responseText); } else { span.innerHTML = 'ptpimg.me error: '+response.status; } }
});
}
function gotAPIKey(input, span, div, response)
{
var key=response.split("value='")[1].split("'")[0];
if(key.length != 36)
{
span.innerHTML = "You aren't logged in to ptpimg.me";
return;
}
input.value=key;
changeSettings(div, 0, "Successfully added API Key");
}
function changeSite(a, div)
{
if(a.innerHTML.indexOf('imgur.com') != -1)
{
a.innerHTML = a.innerHTML.replace('imgur.com', 'ptpimg.me');
}
else if(a.innerHTML.indexOf('ptpimg.me') != -1)
{
a.innerHTML = a.innerHTML.replace('ptpimg.me', 'imgur.com');
}
changeSettings(div);
}
function changeSettings(div, nul, message)
{
var settings = getSettings();
var as=div.getElementsByTagName('a');
if(as[0].innerHTML.indexOf('imgur.com') != -1)
settings.site = 'imgur.com';
else if(as[0].innerHTML.indexOf('ptpimg.me') != -1)
settings.site = 'ptpimg.me';
var inputs=div.getElementsByTagName('input');
settings.apiKey = inputs[0].value;
window.localStorage.ptpimgAPIKey = settings.apiKey;
window.localStorage.rehostToSettings = JSON.stringify(settings);
showSettings(message);
}
function getSettings()
{
var settings = window.localStorage.rehostToSettings;
if(!settings)
{
settings = {site:'imgur.com', apiKey:window.localStorage.ptpimgAPIKey ? window.localStorage.ptpimgAPIKey : ''};
}
else
settings = JSON.parse(settings);
return settings;
}
function rehost(a, settings)
{
var settings = getSettings();
a.innerHTML = 'Loading edit page';
var groupID=parseInt(window.location.href.split('id=')[1]);
var xhr=new XMLHttpRequest();
xhr.open('GET', "/torrents.php?action=editgroup&groupid="+groupID);
xhr.onreadystatechange = xhr_func.bind(undefined, a, xhr, editPage.bind(undefined, a, settings), rehost.bind(undefined, a, settings));
xhr.send();
}
function editPage(a, settings, response)
{
var div=document.createElement('div');
div.innerHTML = response;
var form = div.getElementsByClassName('edit_form')[0];
var image_input = form.getElementsByTagName('input')[3];
form.getElementsByTagName('input')[5].value = 'auto-rehosted cover image to '+settings.site;
a.innerHTML = 'Rehosting to '+settings.site;
doRehost(a, image_input, form, settings);
}
function doRehost(a, image_input, form, settings)
{
if(image_input.value.indexOf("discogs.com") != -1)
{
image_input.value = "http://demo.cloudimg.io/v7/"+image_input.value;
}
if(settings.site == 'imgur.com')
{
var formData = new FormData();
formData.append('image', image_input.value);
var xhr = new XMLHttpRequest();
xhr.open('POST', 'https://api.imgur.com/3/image');
xhr.setRequestHeader('Authorization', 'Client-ID 735033a56fe790b');
xhr.onreadystatechange = xhr_func.bind(undefined, a, xhr, uploaded.bind(undefined, a, form, settings), doRehost.bind(undefined, a, image_input, form, settings));
xhr.send(formData);
}
else if(settings.site == 'ptpimg.me')
{
if(!settings.apiKey || settings.apiKey.length != 36)
{
a.innerHTML = 'No valid ptpimg.me API key set';
return;
}
/*var formData = new FormData();
formData.append('link-upload', image_input.value);
formData.append('api_key', 'xx');
// ptpimg.me doesn't have 'Access-Control-Allow-Origin' set
var xhr = new XMLHttpRequest();
xhr.open('POST', 'https://ptpimg.me/upload.php');
xhr.onreadystatechange = xhr_func.bind(undefined, a, xhr, uploaded.bind(undefined, a, form, settings), doRehost.bind(undefined, a, image_input, form, settings));
xhr.send(formData);*/
// use GM_xmlhttpRequest for cross-domain
GM_xmlhttpRequest({
method: "POST",
url: 'https://ptpimg.me/upload.php',
data: "link-upload="+encodeURIComponent(image_input.value)+'&api_key='+settings.apiKey,
headers: {
"Content-Type": "application/x-www-form-urlencoded"
},
onload: function(response) { uploaded(a, form, settings, response.responseText); }
});
}
}
function uploaded(a, form, settings, response)
{
var newLink='';
try
{
if(settings.site == 'imgur.com')
newLink = JSON.parse(response).data.link.replace(/http:/, 'https:');
else if(settings.site == 'ptpimg.me')
{
var r=JSON.parse(response)[0];
newLink = "https://ptpimg.me/"+r.code+'.'+r.ext;
}
}
catch(err)
{
a.innerHTML = err.message;
a.style.color = 'red';
return;
}
a.innerHTML = 'Submitting edit';
form.getElementsByTagName('input')[3].value=newLink;
submit(a, form, newLink, settings);
}
function submit(a, form, imageSrc, settings)
{
var inputs = form.getElementsByTagName('input');
var formData = new FormData();
for(var i=0; i<inputs.length; i++)
{
if(inputs[i].name === "")
continue;
if(inputs[i].type === "checkbox")
{
if(inputs[i].checked)
formData.append(inputs[i].name, inputs[i].value);
}
else
formData.append(inputs[i].name, inputs[i].value);
}
var textarea = form.getElementsByTagName('textarea')[0];
formData.append(textarea.name, textarea.value);
var release = form.getElementsByTagName('select')[0];
if(release)
formData.append(release.name, release.value);
var xhr = new XMLHttpRequest();
xhr.open('POST', '/torrents.php');
xhr.onreadystatechange = xhr_func.bind(undefined, a, xhr, submitted.bind(undefined, a, imageSrc, settings), submit.bind(undefined, a, form, imageSrc, settings));
xhr.send(formData);
}
function submitted(a, imageSrc, settings)
{
a.innerHTML = 'Image rehosted to '+settings.site;
var img=document.getElementById('cover_div_0').getElementsByTagName('img')[0];
img.src = imageSrc;
}
function xhr_func(messageDiv, xhr, func, repeatFunc)
{
if(xhr.readyState == 4)
{
if(xhr.status == 200)
func(xhr.responseText);
else
{
messageDiv.innerHTML = 'Error: '+xhr.status+'<br />retrying in 1 second';
window.setTimeout(repeatFunc, 1000);
}
}
}