Merge branch 'hls-video-downloads'

revert ugly-layouts from hls-video-downloads
This reverts commits 97def1bab1 feda45f803
2024-06-23 20:41:27 +12:00 · 2024-06-23 20:33:32 +12:00 · 2024-06-23 19:57:23 +12:00 · 2024-06-23 19:31:30 +12:00 · 2024-06-23 19:30:44 +12:00 · 2024-06-16 20:02:57 +12:00
20 changed files with 364 additions and 129 deletions
--- a/src/config.rs
+++ b/src/config.rs
@ -64,6 +64,10 @@ pub struct Config {
 	#[serde(alias = "LIBREDDIT_DEFAULT_USE_HLS")]
 	pub(crate) default_use_hls: Option<String>,

+	#[serde(rename = "REDLIB_DEFAULT_FFMPEG_VIDEO_DOWNLOADS")]
+	#[serde(alias = "LIBREDDIT_DEFAULT_FFMPEG_VIDEO_DOWNLOADS")]
+	pub(crate) default_ffmpeg_video_downloads: Option<String>,
+
 	#[serde(rename = "REDLIB_DEFAULT_HIDE_HLS_NOTIFICATION")]
 	#[serde(alias = "LIBREDDIT_DEFAULT_HIDE_HLS_NOTIFICATION")]
 	pub(crate) default_hide_hls_notification: Option<String>,
@ -134,6 +138,7 @@ impl Config {
 			default_show_nsfw: parse("REDLIB_DEFAULT_SHOW_NSFW"),
 			default_blur_nsfw: parse("REDLIB_DEFAULT_BLUR_NSFW"),
 			default_use_hls: parse("REDLIB_DEFAULT_USE_HLS"),
+			default_ffmpeg_video_downloads: parse("REDLIB_DEFAULT_FFMPEG_VIDEO_DOWNLOADS"),
 			default_hide_hls_notification: parse("REDLIB_DEFAULT_HIDE_HLS_NOTIFICATION"),
 			default_hide_awards: parse("REDLIB_DEFAULT_HIDE_AWARDS"),
 			default_hide_sidebar_and_summary: parse("REDLIB_DEFAULT_HIDE_SIDEBAR_AND_SUMMARY"),
@ -159,6 +164,7 @@ fn get_setting_from_config(name: &str, config: &Config) -> Option<String> {
 		"REDLIB_DEFAULT_SHOW_NSFW" => config.default_show_nsfw.clone(),
 		"REDLIB_DEFAULT_BLUR_NSFW" => config.default_blur_nsfw.clone(),
 		"REDLIB_DEFAULT_USE_HLS" => config.default_use_hls.clone(),
+		"REDLIB_DEFAULT_FFMPEG_VIDEO_DOWNLOADS" => config.default_ffmpeg_video_downloads.clone(),
 		"REDLIB_DEFAULT_HIDE_HLS_NOTIFICATION" => config.default_hide_hls_notification.clone(),
 		"REDLIB_DEFAULT_WIDE" => config.default_wide.clone(),
 		"REDLIB_DEFAULT_HIDE_AWARDS" => config.default_hide_awards.clone(),
--- a/src/main.rs
+++ b/src/main.rs
@ -78,6 +78,17 @@ async fn font() -> Result<Response<Body>, String> {
 	)
 }

+async fn ffmpeg() -> Result<Response<Body>, String> {
+	Ok(
+		Response::builder()
+			.status(200)
+			.header("content-type", "application/wasm")
+			.header("Cache-Control", "public, max-age=1209600, s-maxage=86400")
+			.body(include_bytes!("../static/ffmpeg/ffmpeg-core.wasm").as_ref().into())
+			.unwrap_or_default(),
+	)
+}
+
 async fn resource(body: &str, content_type: &str, cache: bool) -> Result<Response<Body>, String> {
 	let mut res = Response::builder()
 		.status(200)
@ -203,7 +214,7 @@ async fn main() {
 		"Referrer-Policy" => "no-referrer",
 		"X-Content-Type-Options" => "nosniff",
 		"X-Frame-Options" => "DENY",
-		"Content-Security-Policy" => "default-src 'none'; font-src 'self'; script-src 'self' blob:; manifest-src 'self'; media-src 'self' data: blob: about:; style-src 'self' 'unsafe-inline'; base-uri 'none'; img-src 'self' data:; form-action 'self'; frame-ancestors 'none'; connect-src 'self'; worker-src blob:;"
+		"Content-Security-Policy" => "default-src 'none'; font-src 'self'; script-src 'self' 'wasm-unsafe-eval' blob:; manifest-src 'self'; media-src 'self' data: blob: about:; style-src 'self' 'unsafe-inline'; base-uri 'none'; img-src 'self' data:; form-action 'self'; frame-ancestors 'none'; connect-src 'self'; worker-src 'self' blob:;"
 	};

 	if let Some(expire_time) = hsts {
@ -238,14 +249,34 @@ async fn main() {
 	app.at("/touch-icon-iphone.png").get(|_| iphone_logo().boxed());
 	app.at("/apple-touch-icon.png").get(|_| iphone_logo().boxed());
 	app
-		.at("/playHLSVideo.js")
-		.get(|_| resource(include_str!("../static/playHLSVideo.js"), "text/javascript", false).boxed());
+		.at("/videoUtils.js")
+		.get(|_| resource(include_str!("../static/videoUtils.js"), "text/javascript", false).boxed());
 	app
 		.at("/hls.min.js")
 		.get(|_| resource(include_str!("../static/hls.min.js"), "text/javascript", false).boxed());
 	app
 		.at("/highlighted.js")
 		.get(|_| resource(include_str!("../static/highlighted.js"), "text/javascript", false).boxed());
+	// FFmpeg
+	app
+		.at("/ffmpeg/814.ffmpeg.js")
+		.get(|_| resource(include_str!("../static/ffmpeg/814.ffmpeg.js"), "text/javascript", false).boxed());
+	app
+		.at("/ffmpeg/814.ffmpeg.js.map")
+		.get(|_| resource(include_str!("../static/ffmpeg/814.ffmpeg.js.map"), "text/javascript", false).boxed());
+	app
+		.at("/ffmpeg/ffmpeg-core.js")
+		.get(|_| resource(include_str!("../static/ffmpeg/ffmpeg-core.js"), "text/javascript", false).boxed());
+	app.at("/ffmpeg/ffmpeg-core.wasm").get(|_| ffmpeg().boxed());
+	app
+		.at("/ffmpeg/ffmpeg-util.js")
+		.get(|_| resource(include_str!("../static/ffmpeg/ffmpeg-util.js"), "text/javascript", false).boxed());
+	app
+		.at("/ffmpeg/ffmpeg.js")
+		.get(|_| resource(include_str!("../static/ffmpeg/ffmpeg.js"), "text/javascript", false).boxed());
+	app
+		.at("/ffmpeg/ffmpeg.js.map")
+		.get(|_| resource(include_str!("../static/ffmpeg/ffmpeg.js.map"), "text/javascript", false).boxed());

 	// Proxy media through Redlib
 	app.at("/vid/:id/:size").get(|r| proxy(r, "https://v.redd.it/{id}/DASH_{size}").boxed());
--- a/src/settings.rs
+++ b/src/settings.rs
@ -30,6 +30,7 @@ const PREFS: [&str; 17] = [
 	"show_nsfw",
 	"blur_nsfw",
 	"use_hls",
+	"ffmpeg_video_downloads",
 	"hide_hls_notification",
 	"autoplay_videos",
 	"hide_sidebar_and_summary",
@ -82,7 +83,7 @@ pub async fn set(req: Request<Body>) -> Result<Response<Body>, String> {
 			Some(value) => response.insert_cookie(
 				Cookie::build((name.to_owned(), value.clone()))
 					.path("/")
-					.http_only(true)
+					.http_only(name != "ffmpeg_video_downloads")
 					.expires(OffsetDateTime::now_utc() + Duration::weeks(52))
 					.into(),
 			),
--- a/src/utils.rs
+++ b/src/utils.rs
@ -581,6 +581,7 @@ pub struct Preferences {
 	pub hide_hls_notification: String,
 	pub hide_sidebar_and_summary: String,
 	pub use_hls: String,
+	pub ffmpeg_video_downloads: String,
 	pub autoplay_videos: String,
 	pub fixed_navbar: String,
 	pub disable_visit_reddit_confirmation: String,
@ -631,6 +632,7 @@ impl Preferences {
 			hide_sidebar_and_summary: setting(req, "hide_sidebar_and_summary"),
 			blur_nsfw: setting(req, "blur_nsfw"),
 			use_hls: setting(req, "use_hls"),
+			ffmpeg_video_downloads: setting(req, "ffmpeg_video_downloads"),
 			hide_hls_notification: setting(req, "hide_hls_notification"),
 			autoplay_videos: setting(req, "autoplay_videos"),
 			fixed_navbar: setting_or_default(req, "fixed_navbar", "on".to_string()),
--- a/static/ffmpeg/814.ffmpeg.js
+++ b/static/ffmpeg/814.ffmpeg.js
@ -0,0 +1,2 @@
+!function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t():"function"==typeof define&&define.amd?define([],t):"object"==typeof exports?exports.FFmpegWASM=t():e.FFmpegWASM=t()}(self,(()=>(()=>{var e={454:e=>{function t(e){return Promise.resolve().then((()=>{var t=new Error("Cannot find module '"+e+"'");throw t.code="MODULE_NOT_FOUND",t}))}t.keys=()=>[],t.resolve=t,t.id=454,e.exports=t}},t={};function r(a){var o=t[a];if(void 0!==o)return o.exports;var s=t[a]={exports:{}};return e[a](s,s.exports,r),s.exports}return r.o=(e,t)=>Object.prototype.hasOwnProperty.call(e,t),(()=>{"use strict";var e;!function(e){e.LOAD="LOAD",e.EXEC="EXEC",e.WRITE_FILE="WRITE_FILE",e.READ_FILE="READ_FILE",e.DELETE_FILE="DELETE_FILE",e.RENAME="RENAME",e.CREATE_DIR="CREATE_DIR",e.LIST_DIR="LIST_DIR",e.DELETE_DIR="DELETE_DIR",e.ERROR="ERROR",e.DOWNLOAD="DOWNLOAD",e.PROGRESS="PROGRESS",e.LOG="LOG",e.MOUNT="MOUNT",e.UNMOUNT="UNMOUNT"}(e||(e={}));const t=new Error("unknown message type"),a=new Error("ffmpeg is not loaded, call `await ffmpeg.load()` first"),o=(new Error("called FFmpeg.terminate()"),new Error("failed to import ffmpeg-core.js"));let s;self.onmessage=async({data:{id:n,type:E,data:i}})=>{const c=[];let p;try{if(E!==e.LOAD&&!s)throw a;switch(E){case e.LOAD:p=await(async({coreURL:t="https://unpkg.com/@ffmpeg/core@0.12.1/dist/umd/ffmpeg-core.js",wasmURL:a,workerURL:n})=>{const E=!s,i=t,c=a||t.replace(/.js$/g,".wasm"),p=n||t.replace(/.js$/g,".worker.js");try{importScripts(i)}catch{if(self.createFFmpegCore=(await r(454)(i)).default,!self.createFFmpegCore)throw o}return s=await self.createFFmpegCore({mainScriptUrlOrBlob:`${i}#${btoa(JSON.stringify({wasmURL:c,workerURL:p}))}`}),s.setLogger((t=>self.postMessage({type:e.LOG,data:t}))),s.setProgress((t=>self.postMessage({type:e.PROGRESS,data:t}))),E})(i);break;case e.EXEC:p=(({args:e,timeout:t=-1})=>{s.setTimeout(t),s.exec(...e);const r=s.ret;return s.reset(),r})(i);break;case e.WRITE_FILE:p=(({path:e,data:t})=>(s.FS.writeFile(e,t),!0))(i);break;case e.READ_FILE:p=(({path:e,encoding:t})=>s.FS.readFile(e,{encoding:t}))(i);break;case e.DELETE_FILE:p=(({path:e})=>(s.FS.unlink(e),!0))(i);break;case e.RENAME:p=(({oldPath:e,newPath:t})=>(s.FS.rename(e,t),!0))(i);break;case e.CREATE_DIR:p=(({path:e})=>(s.FS.mkdir(e),!0))(i);break;case e.LIST_DIR:p=(({path:e})=>{const t=s.FS.readdir(e),r=[];for(const a of t){const t=s.FS.stat(`${e}/${a}`),o=s.FS.isDir(t.mode);r.push({name:a,isDir:o})}return r})(i);break;case e.DELETE_DIR:p=(({path:e})=>(s.FS.rmdir(e),!0))(i);break;case e.MOUNT:p=(({fsType:e,options:t,mountPoint:r})=>{let a=e,o=s.FS.filesystems[a];return!!o&&(s.FS.mount(o,t,r),!0)})(i);break;case e.UNMOUNT:p=(({mountPoint:e})=>(s.FS.unmount(e),!0))(i);break;default:throw t}}catch(t){return void self.postMessage({id:n,type:e.ERROR,data:t.toString()})}p instanceof Uint8Array&&c.push(p.buffer),self.postMessage({id:n,type:E,data:p},c)}})(),{}})()));
+//# sourceMappingURL=814.ffmpeg.js.map
--- a/static/ffmpeg/814.ffmpeg.js.map
+++ b/static/ffmpeg/814.ffmpeg.js.map
--- a/static/ffmpeg/ffmpeg-core.js
+++ b/static/ffmpeg/ffmpeg-core.js
--- a/static/ffmpeg/ffmpeg-core.wasm
+++ b/static/ffmpeg/ffmpeg-core.wasm
--- a/static/ffmpeg/ffmpeg-util.js
+++ b/static/ffmpeg/ffmpeg-util.js
@ -0,0 +1 @@
+!function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t():"function"==typeof define&&define.amd?define([],t):"object"==typeof exports?exports.FFmpegUtil=t():e.FFmpegUtil=t()}(self,(()=>(()=>{"use strict";var e={591:(e,t)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.HeaderContentLength=void 0,t.HeaderContentLength="Content-Length"},431:(e,t)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.ERROR_INCOMPLETED_DOWNLOAD=t.ERROR_RESPONSE_BODY_READER=void 0,t.ERROR_RESPONSE_BODY_READER=new Error("failed to get response body reader"),t.ERROR_INCOMPLETED_DOWNLOAD=new Error("failed to complete download")},915:function(e,t,o){var r=this&&this.__awaiter||function(e,t,o,r){return new(o||(o=Promise))((function(n,i){function d(e){try{l(r.next(e))}catch(e){i(e)}}function a(e){try{l(r.throw(e))}catch(e){i(e)}}function l(e){var t;e.done?n(e.value):(t=e.value,t instanceof o?t:new o((function(e){e(t)}))).then(d,a)}l((r=r.apply(e,t||[])).next())}))};Object.defineProperty(t,"__esModule",{value:!0}),t.toBlobURL=t.downloadWithProgress=t.importScript=t.fetchFile=void 0;const n=o(431),i=o(591);t.fetchFile=e=>r(void 0,void 0,void 0,(function*(){let t;if("string"==typeof e)t=/data:_data\/([a-zA-Z]*);base64,([^"]*)/.test(e)?atob(e.split(",")[1]).split("").map((e=>e.charCodeAt(0))):yield(yield fetch(e)).arrayBuffer();else if(e instanceof URL)t=yield(yield fetch(e)).arrayBuffer();else{if(!(e instanceof File||e instanceof Blob))return new Uint8Array;t=yield(o=e,new Promise(((e,t)=>{const r=new FileReader;r.onload=()=>{const{result:t}=r;t instanceof ArrayBuffer?e(new Uint8Array(t)):e(new Uint8Array)},r.onerror=e=>{var o,r;t(Error(`File could not be read! Code=${(null===(r=null===(o=null==e?void 0:e.target)||void 0===o?void 0:o.error)||void 0===r?void 0:r.code)||-1}`))},r.readAsArrayBuffer(o)})))}var o;return new Uint8Array(t)})),t.importScript=e=>r(void 0,void 0,void 0,(function*(){return new Promise((t=>{const o=document.createElement("script"),r=()=>{o.removeEventListener("load",r),t()};o.src=e,o.type="text/javascript",o.addEventListener("load",r),document.getElementsByTagName("head")[0].appendChild(o)}))})),t.downloadWithProgress=(e,t)=>r(void 0,void 0,void 0,(function*(){var o;const r=yield fetch(e);let d;try{const a=parseInt(r.headers.get(i.HeaderContentLength)||"-1"),l=null===(o=r.body)||void 0===o?void 0:o.getReader();if(!l)throw n.ERROR_RESPONSE_BODY_READER;const c=[];let s=0;for(;;){const{done:o,value:r}=yield l.read(),i=r?r.length:0;if(o){if(-1!=a&&a!==s)throw n.ERROR_INCOMPLETED_DOWNLOAD;t&&t({url:e,total:a,received:s,delta:i,done:o});break}c.push(r),s+=i,t&&t({url:e,total:a,received:s,delta:i,done:o})}const f=new Uint8Array(s);let u=0;for(const e of c)f.set(e,u),u+=e.length;d=f.buffer}catch(o){console.log("failed to send download progress event: ",o),d=yield r.arrayBuffer(),t&&t({url:e,total:d.byteLength,received:d.byteLength,delta:0,done:!0})}return d})),t.toBlobURL=(e,o,n=!1,i)=>r(void 0,void 0,void 0,(function*(){const r=n?yield(0,t.downloadWithProgress)(e,i):yield(yield fetch(e)).arrayBuffer(),d=new Blob([r],{type:o});return URL.createObjectURL(d)}))}},t={};return function o(r){var n=t[r];if(void 0!==n)return n.exports;var i=t[r]={exports:{}};return e[r].call(i.exports,i,i.exports,o),i.exports}(915)})()));
--- a/static/ffmpeg/ffmpeg.js
+++ b/static/ffmpeg/ffmpeg.js
@ -0,0 +1,2 @@
+!function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t():"function"==typeof define&&define.amd?define([],t):"object"==typeof exports?exports.FFmpegWASM=t():e.FFmpegWASM=t()}(self,(()=>(()=>{"use strict";var e={m:{},d:(t,s)=>{for(var r in s)e.o(s,r)&&!e.o(t,r)&&Object.defineProperty(t,r,{enumerable:!0,get:s[r]})},u:e=>e+".ffmpeg.js"};e.g=function(){if("object"==typeof globalThis)return globalThis;try{return this||new Function("return this")()}catch(e){if("object"==typeof window)return window}}(),e.o=(e,t)=>Object.prototype.hasOwnProperty.call(e,t),e.r=e=>{"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},(()=>{var t;e.g.importScripts&&(t=e.g.location+"");var s=e.g.document;if(!t&&s&&(s.currentScript&&(t=s.currentScript.src),!t)){var r=s.getElementsByTagName("script");if(r.length)for(var a=r.length-1;a>-1&&!t;)t=r[a--].src}if(!t)throw new Error("Automatic publicPath is not supported in this browser");t=t.replace(/#.*$/,"").replace(/\?.*$/,"").replace(/\/[^\/]+$/,"/"),e.p=t})(),e.b=document.baseURI||self.location.href;var t,s={};e.r(s),e.d(s,{FFmpeg:()=>i}),function(e){e.LOAD="LOAD",e.EXEC="EXEC",e.WRITE_FILE="WRITE_FILE",e.READ_FILE="READ_FILE",e.DELETE_FILE="DELETE_FILE",e.RENAME="RENAME",e.CREATE_DIR="CREATE_DIR",e.LIST_DIR="LIST_DIR",e.DELETE_DIR="DELETE_DIR",e.ERROR="ERROR",e.DOWNLOAD="DOWNLOAD",e.PROGRESS="PROGRESS",e.LOG="LOG",e.MOUNT="MOUNT",e.UNMOUNT="UNMOUNT"}(t||(t={}));const r=(()=>{let e=0;return()=>e++})(),a=(new Error("unknown message type"),new Error("ffmpeg is not loaded, call `await ffmpeg.load()` first")),o=new Error("called FFmpeg.terminate()");new Error("failed to import ffmpeg-core.js");class i{#e=null;#t={};#s={};#r=[];#a=[];loaded=!1;#o=()=>{this.#e&&(this.#e.onmessage=({data:{id:e,type:s,data:r}})=>{switch(s){case t.LOAD:this.loaded=!0,this.#t[e](r);break;case t.MOUNT:case t.UNMOUNT:case t.EXEC:case t.WRITE_FILE:case t.READ_FILE:case t.DELETE_FILE:case t.RENAME:case t.CREATE_DIR:case t.LIST_DIR:case t.DELETE_DIR:this.#t[e](r);break;case t.LOG:this.#r.forEach((e=>e(r)));break;case t.PROGRESS:this.#a.forEach((e=>e(r)));break;case t.ERROR:this.#s[e](r)}delete this.#t[e],delete this.#s[e]})};#i=({type:e,data:t},s=[],o)=>this.#e?new Promise(((a,i)=>{const n=r();this.#e&&this.#e.postMessage({id:n,type:e,data:t},s),this.#t[n]=a,this.#s[n]=i,o?.addEventListener("abort",(()=>{i(new DOMException(`Message # ${n} was aborted`,"AbortError"))}),{once:!0})})):Promise.reject(a);on(e,t){"log"===e?this.#r.push(t):"progress"===e&&this.#a.push(t)}off(e,t){"log"===e?this.#r=this.#r.filter((e=>e!==t)):"progress"===e&&(this.#a=this.#a.filter((e=>e!==t)))}load=(s={},{signal:r}={})=>(this.#e||(this.#e=new Worker(new URL(e.p+e.u(814),e.b),{type:void 0}),this.#o()),this.#i({type:t.LOAD,data:s},void 0,r));exec=(e,s=-1,{signal:r}={})=>this.#i({type:t.EXEC,data:{args:e,timeout:s}},void 0,r);terminate=()=>{const e=Object.keys(this.#s);for(const t of e)this.#s[t](o),delete this.#s[t],delete this.#t[t];this.#e&&(this.#e.terminate(),this.#e=null,this.loaded=!1)};writeFile=(e,s,{signal:r}={})=>{const a=[];return s instanceof Uint8Array&&a.push(s.buffer),this.#i({type:t.WRITE_FILE,data:{path:e,data:s}},a,r)};mount=(e,s,r)=>this.#i({type:t.MOUNT,data:{fsType:e,options:s,mountPoint:r}},[]);unmount=e=>this.#i({type:t.UNMOUNT,data:{mountPoint:e}},[]);readFile=(e,s="binary",{signal:r}={})=>this.#i({type:t.READ_FILE,data:{path:e,encoding:s}},void 0,r);deleteFile=(e,{signal:s}={})=>this.#i({type:t.DELETE_FILE,data:{path:e}},void 0,s);rename=(e,s,{signal:r}={})=>this.#i({type:t.RENAME,data:{oldPath:e,newPath:s}},void 0,r);createDir=(e,{signal:s}={})=>this.#i({type:t.CREATE_DIR,data:{path:e}},void 0,s);listDir=(e,{signal:s}={})=>this.#i({type:t.LIST_DIR,data:{path:e}},void 0,s);deleteDir=(e,{signal:s}={})=>this.#i({type:t.DELETE_DIR,data:{path:e}},void 0,s)}return s})()));
+//# sourceMappingURL=ffmpeg.js.map
--- a/static/ffmpeg/ffmpeg.js.map
+++ b/static/ffmpeg/ffmpeg.js.map
--- a/static/hls.min.js
+++ b/static/hls.min.js
--- a/static/playHLSVideo.js
+++ b/static/playHLSVideo.js
@ -1,110 +0,0 @@
-// @license http://www.gnu.org/licenses/agpl-3.0.html AGPL-3.0
-(function () {
-    if (Hls.isSupported()) {
-        var videoSources = document.querySelectorAll("video source[type='application/vnd.apple.mpegurl']");
-        videoSources.forEach(function (source) {
-            var playlist = source.src;
-
-            var oldVideo = source.parentNode;
-            var autoplay = oldVideo.classList.contains("hls_autoplay");
-
-            // If HLS is supported natively then don't use hls.js
-            if (oldVideo.canPlayType(source.type) === "probably") {
-                if (autoplay) {
-                    oldVideo.play();
-                }
-                return;
-            }
-
-            // Replace video with copy that will have all "source" elements removed
-            var newVideo = oldVideo.cloneNode(true);
-            var allSources = newVideo.querySelectorAll("source");
-            allSources.forEach(function (source) {
-                source.remove();
-            });
-
-            // Empty source to enable play event
-            newVideo.src = "about:blank";
-
-            oldVideo.parentNode.replaceChild(newVideo, oldVideo);
-
-            function initializeHls() {
-                newVideo.removeEventListener('play', initializeHls);
-                var hls = new Hls({ autoStartLoad: false });
-                hls.loadSource(playlist);
-                hls.attachMedia(newVideo);
-                hls.on(Hls.Events.MANIFEST_PARSED, function () {
-                    hls.loadLevel = hls.levels.length - 1;
-                    var availableLevels = hls.levels.map(function(level) {
-                        return {
-                            height: level.height,
-                            width: level.width,
-                            bitrate: level.bitrate,
-                        };
-                    });
-
-                    addQualitySelector(newVideo, hls, availableLevels);
-
-                    hls.startLoad();
-                    newVideo.play();
-                });
-
-                hls.on(Hls.Events.ERROR, function (event, data) {
-                    var errorType = data.type;
-                    var errorFatal = data.fatal;
-                    if (errorFatal) {
-                        switch (errorType) {
-                            case Hls.ErrorType.NETWORK_ERROR:
-                                hls.startLoad();
-                                break;
-                            case Hls.ErrorType.MEDIA_ERROR:
-                                hls.recoverMediaError();
-                                break;
-                            default:
-                                hls.destroy();
-                                break;
-                        }
-                    }
-
-                    console.error("HLS error", data);
-                });
-            }
-
-            function addQualitySelector(videoElement, hlsInstance, availableLevels) {
-                var qualitySelector = document.createElement('select');
-                qualitySelector.classList.add('quality-selector');
-                var last = availableLevels.length - 1;
-                availableLevels.forEach(function (level, index) {
-                    var option = document.createElement('option');
-                    option.value = index.toString();
-                    var bitrate = (level.bitrate / 1_000).toFixed(0);
-                    option.text = level.height + 'p (' + bitrate + ' kbps)';
-                    if (index === last) {
-                        option.selected = "selected";
-                    }
-                    qualitySelector.appendChild(option);
-                });
-                qualitySelector.selectedIndex = availableLevels.length - 1;
-                qualitySelector.addEventListener('change', function () {
-                    var selectedIndex = qualitySelector.selectedIndex;
-                    hlsInstance.nextLevel = selectedIndex;
-                    hlsInstance.startLoad();
-                });
-
-                videoElement.parentNode.appendChild(qualitySelector);
-            }
-
-            newVideo.addEventListener('play', initializeHls);
-
-            if (autoplay) {
-                newVideo.play();
-            }
-        });
-    } else {
-        var videos = document.querySelectorAll("video.hls_autoplay");
-        videos.forEach(function (video) {
-            video.setAttribute("autoplay", "");
-        });
-    }
-})();
-// @license-end
--- a/static/style.css
+++ b/static/style.css
@ -1760,18 +1760,23 @@ td, th {
    }
 }

-.quality-selector {
+.video-options {
 	border: 2px var(--outside) solid;
 	margin-top: 8px;
 	float: right;
+	border-radius: 5px;
+	height: 35px;
+	height: 35px;
+	margin: 2px;
+	box-sizing: border-box;
 }

-.quality-selector option {
+.video-options option {
 	background-color: var(--background);
 	color: var(--text);  
 }

-.quality-selector option:hover {
+.video-options option:hover {
 	background-color: var(--accent);
 	color: var(--text);
 }
@ -1788,3 +1793,20 @@ td, th {
 .mascot > img {
 	max-width: 20em;
 }
+.download {
+	padding-left: 8px;
+	padding-right: 8px;
+	font-size: 20px;
+  	font-weight: 900;
+	color: var(--accent);
+	background-color: var(--outside);
+}
+
+.download:hover {
+	background-color: var(--foreground);
+	/*color: var(--);*/
+}
+
+.download:active {
+	background-color: var(--background);
+}
--- a/static/videoUtils.js
+++ b/static/videoUtils.js
@ -0,0 +1,228 @@
+// @license http://www.gnu.org/licenses/agpl-3.0.html AGPL-3.0
+let ffmpeg = null;
+(function () {
+    if (Hls.isSupported()) {
+
+        var downloadsEnabled = document.cookie.split("; ").find((row) => row.startsWith("ffmpeg_video_downloads="))?.split("=")[1] == "on";
+
+        var videoSources = document.querySelectorAll("video source[type='application/vnd.apple.mpegurl']");
+        videoSources.forEach(function (source) {
+            var playlist = source.src;
+
+            var oldVideo = source.parentNode;
+            var autoplay = oldVideo.classList.contains("hls_autoplay");
+
+            // If HLS is supported natively then don't use hls.js
+            if (oldVideo.canPlayType(source.type) === "probably") {
+                if (autoplay) {
+                    oldVideo.play();
+                }
+                return;
+            }
+
+            // Replace video with copy that will have all "source" elements removed
+            var newVideo = oldVideo.cloneNode(true);
+            var allSources = newVideo.querySelectorAll("source");
+            allSources.forEach(function (source) {
+                source.remove();
+            });
+
+            // Empty source to enable play event
+            newVideo.src = "about:blank";
+
+            oldVideo.parentNode.replaceChild(newVideo, oldVideo);
+
+            function initializeHls() {
+                newVideo.removeEventListener('play', initializeHls);
+                var hls = new Hls({ autoStartLoad: false });
+                hls.loadSource(playlist);
+                hls.attachMedia(newVideo);
+                hls.on(Hls.Events.MANIFEST_PARSED, function () {
+                    hls.loadLevel = hls.levels.length - 1;
+                    var availableLevels = hls.levels.map(function(level) {
+                        return {
+                            height: level.height,
+                            width: level.width,
+                            bitrate: level.bitrate,
+                        };
+                    });
+
+                    addQualitySelector(newVideo, hls, availableLevels);
+                    if (downloadsEnabled){ addVideoDownload(newVideo, hls); }
+                    hls.startLoad();
+                    newVideo.play();
+                });
+
+                hls.on(Hls.Events.ERROR, function (event, data) {
+                    var errorType = data.type;
+                    var errorFatal = data.fatal;
+                    if (errorFatal) {
+                        switch (errorType) {
+                            case Hls.ErrorType.NETWORK_ERROR:
+                                hls.startLoad();
+                                break;
+                            case Hls.ErrorType.MEDIA_ERROR:
+                                hls.recoverMediaError();
+                                break;
+                            default:
+                                hls.destroy();
+                                break;
+                        }
+                    }
+
+                    console.error("HLS error", data);
+                });
+            }
+
+            if (downloadsEnabled){
+                const { fetchFile } = FFmpegUtil;
+                const { FFmpeg } = FFmpegWASM;
+
+                function addVideoDownload(videoElement, hlsInstance) {
+                    var mediaStream = [];
+                    var downloadButton = document.createElement('button');
+                    downloadButton.classList.add('video-options','download');
+                    downloadButton.innerText = "⏳"
+                    const mergeStreams = async () => {
+                        if (ffmpeg === null) {
+                          ffmpeg = new FFmpeg();
+                          await ffmpeg.load({
+                            coreURL: "/ffmpeg/ffmpeg-core.js",
+                          });
+                          ffmpeg.on("log", ({ message }) => {
+                            console.log(message); // This is quite noisy but i will include it
+                          })
+                          ffmpeg.on("progress", ({ progress, time }) => { // Progress TODO: show progress ring around button not just ⏳
+                            // console.log("ffmpeg prog:",progress * 100) 
+                          });
+                        }
+                        // Combine Video Audio Streams
+                        await ffmpeg.writeFile("video", await fetchFile(concatBlob(mediaStream['video'])));
+                        await ffmpeg.writeFile("audio", await fetchFile(concatBlob(mediaStream['audio'])));
+                        console.time('ffmpeg-exec');
+                        await ffmpeg.exec(['-i', "video", '-i', "audio",'-c:v', "copy", '-c:a', "aac",  'output.mp4']);
+                        console.timeEnd('ffmpeg-exec')
+    
+                        // Save
+                        const toSlug = (str) => {
+                            return str
+                              .normalize('NFD')
+                              .replace(/[\u0300-\u036f]/g, '')
+                              .replace(/[\W_]+/g, '-')
+                              .toLowerCase()
+                              .replace(/^-+|-+$/g, '');
+                        }
+    
+                        var filename = toSlug(videoElement.parentNode.parentNode.id || document.title)
+                        const data = await ffmpeg.readFile('output.mp4');
+                        saveAs(new Blob([data.buffer]),filename);
+                        return
+                    }
+                    function saveAs(blob, filename) { // Yeah ok...
+                        var url = URL.createObjectURL(blob);
+                        var a = document.createElement("a");
+                        document.body.appendChild(a);
+                        a.style = "display: none";
+                        a.href = url;
+                        a.download = filename;
+                        a.click();
+                        window.URL.revokeObjectURL(url);
+                    }
+                    function concatBlob(inputArray) {
+                        var totalLength = inputArray.reduce(function (prev, cur) {
+                            return prev + cur.length
+                        }, 0);
+                        var result = new Uint8Array(totalLength);
+                        var offset = 0;
+                        inputArray.forEach(function (element) {
+                            result.set(element, offset);
+                            offset += element.length;
+                        });
+                        return new Blob([result], {
+                            type: 'application/octet-stream'
+                        });
+                    }
+                    function getStreams() {
+                       var video = document.createElement('video');
+                       video.autoplay = true;
+                        var dataStreams = {
+                            'video': [],
+                            'audio': []
+                        };
+                        mediaStream = dataStreams; // Update stream
+    
+                        hlsInstance.on(Hls.Events.BUFFER_APPENDING, function (event, data) {
+                            dataStreams[data.type].push(data.data);
+                        });
+                        var isDownloading = false
+                        function startDownload() {
+                            if (!isDownloading) { isDownloading = true } else { return }
+                            downloadButton.innerText = "⏳"
+                            mergeStreams()
+                            .then(_ => {
+                                isDownloading = false
+                                downloadButton.innerText = "⭳"
+                            });
+                        }
+    
+                        function waitForLoad() {
+                            const poll = resolve => {
+                              if(hlsInstance._media.buffered.length === 1 &&
+                                 hlsInstance._media.buffered.start(0) === 0 &&
+                                 hlsInstance._media.buffered.end(0) === hlsInstance._media.duration) 
+                                resolve();
+                              else setTimeout(_ => poll(resolve), 400);
+                            }
+                            return new Promise(poll);
+                        }
+    
+                        waitForLoad(_ => flag === true)
+                        .then(_ => {
+                            downloadButton.innerText = "⭳"
+                            downloadButton.addEventListener('click', startDownload);
+                        });
+                    }
+    
+                    videoElement.parentNode.appendChild(downloadButton);
+                    getStreams()
+                }
+            }
+
+            function addQualitySelector(videoElement, hlsInstance, availableLevels) {
+                var qualitySelector = document.createElement('select');
+                qualitySelector.classList.add('video-options');
+                var last = availableLevels.length - 1;
+                availableLevels.forEach(function (level, index) {
+                    var option = document.createElement('option');
+                    option.value = index.toString();
+                    var bitrate = (level.bitrate / 1_000).toFixed(0);
+                    option.text = level.height + 'p (' + bitrate + ' kbps)';
+                    if (index === last) {
+                        option.selected = "selected";
+                    }
+                    qualitySelector.appendChild(option);
+                });
+                qualitySelector.selectedIndex = availableLevels.length - 1;
+                qualitySelector.addEventListener('change', function () {
+                    var selectedIndex = qualitySelector.selectedIndex;
+                    hlsInstance.nextLevel = selectedIndex;
+                    hlsInstance.startLoad();
+                });
+
+                videoElement.parentNode.appendChild(qualitySelector);
+            }
+
+            newVideo.addEventListener('play', initializeHls);
+
+            if (autoplay) {
+                newVideo.play();
+            }
+        });
+    } else {
+        var videos = document.querySelectorAll("video.hls_autoplay");
+        videos.forEach(function (video) {
+            video.setAttribute("autoplay", "");
+        });
+    }
+})();
+// @license-end
--- a/templates/search.html
+++ b/templates/search.html
@ -97,9 +97,13 @@
 				{% endif %}
 			{% endfor %}
 		{% endif %}
-		{% if prefs.use_hls == "on" %}
+		{% if prefs.ffmpeg_video_downloads == "on" %}
+		<script src="/ffmpeg/ffmpeg.js"></script>
+		<script src="/ffmpeg/ffmpeg-util.js"></script>
+		{% endif %}
+		{% if prefs.use_hls == "on" || prefs.ffmpeg_video_downloads == "on" %}
 		<script src="/hls.min.js"></script>
-		<script src="/playHLSVideo.js"></script>
+		<script src="/videoUtils.js"></script>
 		{% endif %}

 		{% if params.typed != "sr_user" %}
--- a/templates/settings.html
+++ b/templates/settings.html
@ -89,12 +89,24 @@
 				</div>
 				<div class="prefs-group">
 					<label for="use_hls">Use HLS for videos</label>
+					{% if prefs.ffmpeg_video_downloads != "on" %}
 					<details id="feeds">
 						<summary>Why?</summary>
 						<div id="feed_list" class="helper">Reddit videos require JavaScript (via HLS.js) to be enabled to be played with audio. Therefore, this toggle lets you either use Redlib JS-free or utilize this feature.</div>
 					</details>
+					{% endif %}
+					{% if prefs.ffmpeg_video_downloads == "on" %}<u>ⓘ HLS is required for downloads</u>{% endif %}
 					<input type="hidden" value="off" name="use_hls">
-					<input type="checkbox" name="use_hls" id="use_hls" {% if prefs.use_hls == "on" %}checked{% endif %}>
+					<input type="checkbox" name="use_hls" id="use_hls" {% if prefs.ffmpeg_video_downloads == "on" %}disabled{% endif %} {% if prefs.use_hls == "on" || prefs.ffmpeg_video_downloads == "on" %}checked{% endif %}>
+				</div>
+				<div class="prefs-group">
+					<label for="ffmpeg_video_downloads">Use FFmpeg to download videos</label>
+					<details id="feeds">
+						<summary>Why?</summary>
+						<div id="feed_list" class="helper">Downloading videos with audio requires ffmpeg (via ffmpeg.wasm) to be enabled to combine video and audio tracks. Therefore, this toggle lets you either use Redlib WebAssembly-free or utilize this feature. (videos will still play with audio)</div>
+					</details>
+					<input type="hidden" value="off" name="ffmpeg_video_downloads">
+					<input type="checkbox" name="ffmpeg_video_downloads" id="ffmpeg_video_downloads" {% if prefs.ffmpeg_video_downloads == "on" %}checked{% endif %}>
 				</div>
 				<div class="prefs-group">
 					<label for="hide_hls_notification">Hide notification about possible HLS usage</label>
@ -153,7 +165,7 @@

 	<div id="settings_note">
 		<p><b>Note:</b> settings and subscriptions are saved in browser cookies. Clearing your cookies will reset them.</p><br>
-		<p>You can restore your current settings and subscriptions after clearing your cookies using <a href="/settings/restore/?theme={{ prefs.theme }}&mascot={{ prefs.mascot }}&front_page={{ prefs.front_page }}&layout={{ prefs.layout }}&wide={{ prefs.wide }}&post_sort={{ prefs.post_sort }}&comment_sort={{ prefs.comment_sort }}&show_nsfw={{ prefs.show_nsfw }}&use_hls={{ prefs.use_hls }}&hide_hls_notification={{ prefs.hide_hls_notification }}&hide_awards={{ prefs.hide_awards }}&fixed_navbar={{ prefs.fixed_navbar }}&hide_sidebar_and_summary={{ prefs.hide_sidebar_and_summary}}&subscriptions={{ prefs.subscriptions.join("%2B") }}&filters={{ prefs.filters.join("%2B") }}">this link</a>.</p>
+		<p>You can restore your current settings and subscriptions after clearing your cookies using <a href="/settings/restore/?theme={{ prefs.theme }}&mascot={{ prefs.mascot }}&front_page={{ prefs.front_page }}&layout={{ prefs.layout }}&wide={{ prefs.wide }}&post_sort={{ prefs.post_sort }}&comment_sort={{ prefs.comment_sort }}&show_nsfw={{ prefs.show_nsfw }}&use_hls={{ prefs.use_hls }}&ffmpeg_video_downloads={{ prefs.ffmpeg_video_downloads }}&hide_hls_notification={{ prefs.hide_hls_notification }}&hide_awards={{ prefs.hide_awards }}&fixed_navbar={{ prefs.fixed_navbar }}&hide_sidebar_and_summary={{ prefs.hide_sidebar_and_summary}}&subscriptions={{ prefs.subscriptions.join("%2B") }}&filters={{ prefs.filters.join("%2B") }}">this link</a>.</p>
 	</div>
 </div>

--- a/templates/subreddit.html
+++ b/templates/subreddit.html
@ -64,9 +64,13 @@
 			{% call utils::post_in_list(post) %}
 			{% endif %}
 			{% endfor %}
-			{% if prefs.use_hls == "on" %}
+			{% if prefs.ffmpeg_video_downloads == "on" %}
+			<script src="/ffmpeg/ffmpeg.js"></script>
+			<script src="/ffmpeg/ffmpeg-util.js"></script>
+			{% endif %}
+			{% if prefs.use_hls == "on" || prefs.ffmpeg_video_downloads == "on" %}
 			<script src="/hls.min.js"></script>
-			<script src="/playHLSVideo.js"></script>
+			<script src="/videoUtils.js"></script>
 			{% endif %}
 			</div>
 			{% endif %}
--- a/templates/user.html
+++ b/templates/user.html
@ -71,9 +71,13 @@
 			</div>
 			{% endif %}
 			{% endfor %}
-			{% if prefs.use_hls == "on" %}
+			{% if prefs.ffmpeg_video_downloads == "on" %}
+			<script src="/ffmpeg/ffmpeg.js"></script>
+			<script src="/ffmpeg/ffmpeg-util.js"></script>
+			{% endif %}
+			{% if prefs.use_hls == "on" || prefs.ffmpeg_video_downloads == "on" %}
 			<script src="/hls.min.js"></script>
-			<script src="/playHLSVideo.js"></script>
+			<script src="/videoUtils.js"></script>
 			{% endif %}
 			</div>
 			{% endif %}
--- a/templates/utils.html
+++ b/templates/utils.html
@ -117,7 +117,11 @@
 		</a>
 	</div>
 	{% else if post.post_type == "video" || post.post_type == "gif" %}
-	{% if prefs.use_hls == "on" && !post.media.alt_url.is_empty() %}
+	{% if prefs.ffmpeg_video_downloads == "on" %}
+	<script src="/ffmpeg/ffmpeg.js"></script>
+	<script src="/ffmpeg/ffmpeg-util.js"></script>
+	{% endif %}
+	{% if prefs.use_hls == "on" && !post.media.alt_url.is_empty() || prefs.ffmpeg_video_downloads == "on" && !post.media.alt_url.is_empty() %}
 	<script src="/hls.min.js"></script>
 	<div class="post_media_content">
 		<video class="post_media_video short {% if prefs.autoplay_videos == "on" %}hls_autoplay{% endif %}" {% if post.media.width > 0 && post.media.height > 0 %}width="{{ post.media.width }}" height="{{ post.media.height }}"{% endif %} poster="{{ post.media.poster }}" preload="none" controls>
@ -125,7 +129,7 @@
 			<source src="{{ post.media.url }}" type="video/mp4" />
 		</video>
 	</div>
-	<script src="/playHLSVideo.js"></script>
+	<script src="/videoUtils.js"></script>
 	{% else %}
 	<div class="post_media_content">
 		<video class="post_media_video" src="{{ post.media.url }}" controls {% if prefs.autoplay_videos == "on" %}autoplay{% endif %} loop><a href={{ post.media.url }}>Video</a></video>
@ -250,7 +254,7 @@
 		<video class="post_media_video short {%if post.flags.nsfw && prefs.blur_nsfw=="on" %}post_nsfw_blur{% endif %}" src="{{ post.media.url }}" {% if post.media.width > 0 && post.media.height > 0 %}width="{{ post.media.width }}" height="{{ post.media.height }}"{% endif %} poster="{{ post.media.poster }}" preload="none" controls loop {% if prefs.autoplay_videos == "on" %}autoplay{% endif %}><a href={{ post.media.url }}>Video</a></video>
 	</div>
 	{% else if (prefs.layout.is_empty() || prefs.layout == "card") && post.post_type == "video" %}
-	{% if prefs.use_hls == "on" && !post.media.alt_url.is_empty() %}
+	{% if prefs.use_hls == "on" && !post.media.alt_url.is_empty() || prefs.ffmpeg_video_downloads == "on" && !post.media.alt_url.is_empty() %}
 	<div class="post_media_content">
        <video class="post_media_video short {%if post.flags.nsfw && prefs.blur_nsfw=="on" %}post_nsfw_blur{% endif %} {% if prefs.autoplay_videos == "on" %}hls_autoplay{% endif %}" {% if post.media.width > 0 && post.media.height > 0 %}width="{{ post.media.width }}" height="{{ post.media.height }}"{% endif %} poster="{{ post.media.poster }}" controls preload="none">
 			<source src="{{ post.media.alt_url }}" type="application/vnd.apple.mpegurl" />
Author	SHA1	Message	Date
ayaka	7aca5791b1	Merge branch 'hls-video-downloads'	2024-06-23 20:41:27 +12:00
ayaka	8b3783096b	revert ugly-layouts from hls-video-downloads This reverts commits `97def1bab1` `feda45f803`	2024-06-23 20:33:32 +12:00
ayaka	59b702aa15	kinda horrific download implementation	2024-06-23 19:57:23 +12:00
ayaka	edf0109095	allow wasm to run	2024-06-23 19:31:30 +12:00
ayaka	ecf0f91464	remove failed hls.js source map request	2024-06-23 19:30:44 +12:00
ayaka	a12596e1a2	remove FFmpeg from subreddit template	2024-06-16 20:02:57 +12:00
ayaka	df8d36c661	serve ffmpeg.wasm	2024-06-16 19:53:16 +12:00
ayaka	5018184e7c	rename ffmpeg.wasm to FFmpeg	2024-06-16 18:59:47 +12:00
ayaka	5c73f043cd	add preference option	2024-06-16 15:01:17 +12:00
Ayaka	013e805ece	Merge branch 'main' into ugly-layouts	2024-06-15 17:32:35 +12:00
ayaka	97def1bab1	Disallow wide ui with old layout	2024-06-06 04:26:47 +12:00
ayaka	feda45f803	"old" layout draft	2024-06-05 10:31:41 +12:00
				`@ -0,0 +1 @@`
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