// ==UserScript==
// @name         irccloud upload to imgur
// @namespace    http://github.com/hnOsmium0001/
// @version      1.2
// @description  Add option to in file upload menu to upload to imgur instead of irccloud's cdn
// @author       hnOsmium0001
// @license      MIT
// @match        https://*.irccloud.com/*
// @grant        none
// ==/UserScript==
(function() {
'use strict';
// Provided client ID. Replace with your own if you are having rate limit issues.
const CLIENT_ID = "d7e157fd343c348";
function hasClassPrefix(element, prefix) {
if (!element.getAttribute) return false;
const classes = (element.getAttribute("class") || "").split();
return classes.some(x => x.startsWith(prefix));
}
class ChildrenSelector {
constructor(elm) {
this.elm = elm;
}
andThenTag(tag, alternativeElm) {
if (!this.elm) {
this.elm = alternativeElm;
return this;
}
for (const child of this.elm.childNodes) {
if (child.tagName === tag) {
this.elm = child;
return this;
}
}
this.elm = alternativeElm;
return this;
}
andThenClass(prefix, alternativeElm) {
if (!this.elm) {
this.elm = alternativeElm;
return this;
}
for (const child of this.elm.childNodes) {
if (hasClassPrefix(child, prefix)) {
this.elm = child;
return this;
}
}
// Failed to find a matching children
this.elm = alternativeElm;
return this;
}
accept(successful, failed) {
if (this.elm) {
successful(this.elm);
} else {
failed();
}
}
}
const uploadContainer = document.getElementById('fileUploadForm');
let batchFile;
new ChildrenSelector(uploadContainer)
.andThenClass("batch")
.andThenClass("treeContainer")
.accept(e => { batchFile = e }, () => {});
let singleFile;
new ChildrenSelector(uploadContainer)
.andThenClass("single")
.andThenClass("previewWrapper")
.accept(e => { singleFile = e }, () => {});
let inputBox;
(function checkSession() {
function init() {
// cb() is a global function provided by irccloud
inputBox = document.getElementById("bufferInputView" + cb().bid())
}
if (window.hasOwnProperty('SESSION')) {
window.SESSION.bind('init', function () {
init();
window.SESSION.buffers.on('doneSelected', function () {
init();
});
});
} else {
setTimeout(checkSession, 100);
}
})();
function uploadImage(imageData, outArray, callback) {
const FILTER = ";base64,";
const data = new FormData();
data.append("image", imageData.substring(imageData.indexOf(FILTER) + FILTER.length));
const req = new XMLHttpRequest();
req.onreadystatechange = () => {
if (req.readyState == 4) {
// Response should contain a URL to the uploaded image
const response = JSON.parse(req.response);
console.log("[Upload Imgur] Uploaded image, response: ");
console.log(response);
if (outArray) {
outArray.push(response);
} else {
inputBox.value += response.data.link;
}
if (callback) {
callback(response);
}
}
};
// For whatever reason, the actual endpoint for uploading image is /image instead of /upload as described at https://apidocs.imgur.com/#c85c9dfc-7487-4de2-9ecd-66f727cf3139
// See https://stackoverflow.com/questions/55733271/upload-image-to-imgur-failed-because-of-cors
req.open("POST", "https://api.imgur.com/3/image");
req.setRequestHeader("Authorization", `Client-ID ${CLIENT_ID}`);
req.send(data);
}
function uploadAlbum(images) {
const data = new FormData();
// TODO the api suggests this instead of ids[], but for whatever reason this returns
// 403: You must own all the image deletehashes to add them to album <id>
//data.append("deletehashes", images.map(e => e.data.deletehash));
data.append("ids", images.map(e => e.data.id));
const req = new XMLHttpRequest();
req.onreadystatechange = () => {
if (req.readyState == 4) {
const response = JSON.parse(req.response);
console.log("[Upload Imgur] Uploaded album, response:");
console.log(response);
inputBox.value += `https://imgur.com/a/${response.data.id}`;
}
};
req.open("POST", "https://api.imgur.com/3/album");
req.setRequestHeader("Authorization", `Client-ID ${CLIENT_ID}`);
req.send(data);
}
new ChildrenSelector(uploadContainer)
.andThenClass("buttons")
.accept(uploadButtonContainer => {
const uploadBtn = document.createElement("button");
const closeBtn = uploadButtonContainer.lastElementChild;
uploadButtonContainer.prepend(uploadBtn);
uploadBtn.type = "button";
uploadBtn.classList.add("action");
uploadBtn.classList.add("confirm");
uploadBtn.innerHTML = "<span>Upload to Imgur</span>";
uploadBtn.addEventListener("click", () => {
if (singleFile.hasChildNodes()) {
const img = singleFile.children[0].children[0];
uploadImage(img.src);
closeBtn.click();
}
if (batchFile.hasChildNodes()) {
const listElms = batchFile.children[0].children;
const uploadR###lts = new Array(listElms.length);
let uploadedCount = 0;
const uploadCallback = () => {
uploadedCount++;
if (uploadedCount >= listElms.length) {
// All images has been uploaded
uploadAlbum(uploadR###lts);
}
};
for (let i = 0; i < listElms.length; i++) {
const li = listElms[i];
const img = li.children[0].children[0].children[0];
uploadImage(img.src, uploadR###lts, uploadCallback);
}
closeBtn.click();
}
});
}, () => console.log("Failed to find button list of fileUploadContainer"));
})();