Adds a download link for Facebook videos. Works for HD videos. Fork from styfle version.
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// ==UserScript==
// @name Facebook HD Video Downloader
// @description Adds a download link for Facebook videos. Works for HD videos. Fork from styfle version.
// @author EThaiZone
// @include http://facebook.com/video.php*
// @include http://*.facebook.com/video.php*
// @include https://facebook.com/video.php*
// @include https://*.facebook.com/video.php*
// @include http://facebook.com/video/*
// @include http://*.facebook.com/video/*
// @include https://facebook.com/video/*
// @include https://*.facebook.com/video/*
// @include http://facebook.com/*/videos/*
// @include http://*.facebook.com/*/videos/*
// @include https://facebook.com/*/videos/*
// @include https://*.facebook.com/*/videos/*
// @version 0.0.1.20150425121520
// @namespace https://greasyfork.org/users/3747
// ==/UserScript==
(function () {
function renderFBDownloader() {
// Get the side bar so we can append to it later
var sidebar = document.getElementById('fbPhotoPageActions');
// Get all the <embed> elements
var embedElements = document.querySelectorAll('embed[flashvars]');
// Flag if we found the video url or not
var found = false;
for (var i = 0; i < embedElements.length; i++) {
// Get the flashvars attribute and decode it
var flashvars = decodeURIComponent(embedElements[i].getAttribute('flashvars'));
// Check if this string contains the code we're looking for
var hd_src_index = flashvars.indexOf('hd_src');
var p_width_index = flashvars.indexOf('&width=');
if (hd_src_index > -1 && p_width_index > -1) {
// This string contains the payload we are looking for so parse it
var obj = JSON.parse(flashvars.slice(7, p_width_index));
var video_data = obj.video_data[0];
//var title = video_data.video_id;
var title = document.querySelectorAll('h2.uiHeaderTitle')[0].innerText;
// High Def
if (video_data.hd_src)
{
var hd_link = document.createElement('a');
hd_link.href = video_data.hd_src.replace("https://", "http://");
hd_link.innerHTML = 'Download HD Video';
hd_link.className = 'fbPhotosPhotoActionsItem';
hd_link.download = title + '_hd.mp4';
sidebar.appendChild(hd_link);
}
// Low Def
if (video_data.sd_src)
{
var sd_link = document.createElement('a');
sd_link.href = video_data.sd_src.replace("https://", "http://");
sd_link.innerHTML = 'Download SD Video';
sd_link.className = 'fbPhotosPhotoActionsItem';
sd_link.download = title + '_sd.mp4';
sidebar.appendChild(sd_link);
}
found = true;
} // end if
} // end loop
if (!found) {
var not_found = document.createElement('span');
not_found.innerHTML = 'No download link :(';
sidebar.appendChild(not_found);
}
}
function doExec() {
try {
log("Find flashvars.");
var embedElements = document.querySelectorAll('embed[flashvars]');
if (embedElements.length > 0) {
renderFBDownloader();
log("Video links rendered.");
} else {
setTimeout(doExec, 200);
log("Try again.");
}
} catch(e) {
//setTimeout(doExec, 1000);
}
}
function log(msg) {
// console.log("[FB Video Downloader] " + msg);
}
log("First Start.");
doExec();
})();