Peertube-dl/lib/Peertube/DL/public/js/peertube-dl-web.js
2020-12-30 20:18:42 +01:00

117 lines
3.7 KiB
JavaScript

"use strict";
let downloadFormButton;
let modalVideoContainer;
let closeAndResetVideoContainer;
let downloadFormUrl;
let downloadVideo;
let downloadVideoPrepare;
let downloadVideoLoading;
let downloadForm;
let video;
let modalLoading;
let filename;
let url;
let popingNotice;
let closePopingNotice;
function downloadFormButtonHandler(event) {
event.preventDefault();
modalLoading.classList.add('active');
getRealURL(downloadFormUrl.value).then( (response) => {
video.src = response.url;
filename = response.filename;
url = response.url;
video.addEventListener('canplay', (event) => {
modalLoading.classList.remove('active');
modalVideoContainer.style.display = 'block';
});
});
}
function downloadVideoPrepareHandler(event) {
downloadVideoPrepare.classList.remove('active');
downloadVideoLoading.classList.add('active');
generateBlobVideo(url).then( blob => {
downloadVideo.href = URL.createObjectURL(blob);
downloadVideo.download = filename;
downloadVideoLoading.classList.remove('active');
downloadVideo.classList.add('active');
});
}
function downloadFormHandler(event) {
downloadFormButtonHandler(event);
}
async function generateBlobVideo(url) {
const blob = await fetch(url, {
mode: 'cors',
})
.then(res => res.blob())
.catch( err => generateBlobVideoByProxy(url) );
return blob;
}
async function generateBlobVideoByProxy(url) {
const blob = await fetch( '/proxy_to_get', {
method: 'POST',
mode: 'cors',
cache: 'no-cache',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({url: url}),
}
).then(res => res.blob());
return blob;
}
async function getRealURL(url) {
const response = await fetch('/api', {
method: 'POST',
mode: 'cors',
cache: 'no-cache',
headers: {
'Content-Type': 'application/json'
},
body: JSON.stringify({url: url}),
});
return response.json();
}
function closeAndResetVideoContainerHandler(event) {
event.preventDefault();
modalVideoContainer.style.display = 'none';
downloadVideo.classList.remove('active');
downloadVideoLoading.classList.remove('active');
downloadVideoPrepare.classList.add('active');
}
window.addEventListener('load', (event) => {
downloadFormButton = document.querySelector('#download-form-button');
downloadForm = document.querySelector('#download-form');
modalVideoContainer = document.querySelector('#modal-video-container');
video = document.querySelector('#video');
downloadFormUrl = document.querySelector('#download-form-url');
downloadVideo = document.querySelector('#download-video');
downloadVideoLoading = document.querySelector('#download-video-loading');
downloadVideoPrepare = document.querySelector('#download-video-prepare');
closeAndResetVideoContainer = document.querySelector('#close-and-reset-video-container');
modalLoading = document.querySelector('#modal-loading');
popingNotice = document.querySelector('#poping-notice');
closePopingNotice = document.querySelector('#close-poping-notice');
downloadFormButton.addEventListener('click', downloadFormButtonHandler);
downloadVideoPrepare.addEventListener('click', downloadVideoPrepareHandler);
downloadForm.addEventListener('submit', downloadFormHandler);
closeAndResetVideoContainer.addEventListener('click', closeAndResetVideoContainerHandler);
closePopingNotice.addEventListener('click', (event) => {
popingNotice.classList.remove('active');
});
popingNotice.classList.add('active');
});