Paste images on a thread directly from clipboard
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// ==UserScript==
// @name Paste functionality
// @namespace http://tripchan.org
// @version 0.1
// @description Paste images on a thread directly from clipboard
// @author yuifag
// @match https://tripchan.org/att/*
// @grant none
// ==/UserScript==
const dataURItoBlob = (dataURI) => {
const binary = atob(dataURI.split(',')[1]);
const array = [];
for(let i = 0; i < binary.length; i++) {
array.push(binary.charCodeAt(i));
}
return new Blob([new Uint8Array(array)], {type: "image/png"});
}
const sendImage = (oRequestData) => {
const uploadFormData = new FormData();
uploadFormData.append("op", oRequestData.op);
uploadFormData.append("image", oRequestData.blob, "clipboard.png");
const url = `https://tripchan.org/upload/?id=${oRequestData.id}`;
const xhr = new XMLHttpRequest;
xhr.open("POST", url);
xhr.send(uploadFormData);
}
document.addEventListener("paste", (event) => {
if (!document.querySelector(".mine")){
document.querySelector("aside.act > a").click();
}
const file = (event.clipboardData.items[0].getAsFile() || event.clipboardData.files[0]);
if (file){
const reader = new FileReader();
reader.onload = (event) => {
const oRequest = {};
oRequest.blob = dataURItoBlob(event.target.result);
oRequest.op = window.location.pathname.replace(/[^0-9.]/g, "");
oRequest.id = window.CONN_ID;
sendImage(oRequest);
};
reader.readAsDataURL(file);
}
});