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Add inline webm playback

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This commit is contained in:
ZiRo 2016-04-27 15:36:57 +02:00
parent d059971dcc
commit 2dea0917d1
9 changed files with 279 additions and 3 deletions
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2
build-js.sh
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@ -14,6 +14,8 @@ fi
echo -e "//For source code and license information please check https://github.com/majestrate/nntpchan \n" > ./contrib/static/nntpchan.js
cat ./contrib/js/main.js_ | $GOPATH/bin/minify --mime=text/javascript >> ./contrib/static/nntpchan.js
for f in ./contrib/js/*.js ; do
cat $f | $GOPATH/bin/minify --mime=text/javascript >> ./contrib/static/nntpchan.js
done

246
contrib/js/expand-video.js Normal file
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@ -0,0 +1,246 @@
/* This file is dedicated to the public domain; you may do as you wish with it. */
/* Note: This code expects the global variable configRoot to be set. */
var configRoot = "";
if (typeof _ == 'undefined') {
var _ = function(a) { return a; };
}
function setupVideo(thumb, url) {
if (thumb.videoAlreadySetUp) return;
thumb.videoAlreadySetUp = true;
var video = null;
var videoContainer, videoHide;
var expanded = false;
var hovering = false;
//var loop = setting("videoloop");
var loop = true;
var loopControls = [document.createElement("span"), document.createElement("span")];
var fileInfo = thumb.parentNode.querySelector(".fileinfo");
var mouseDown = false;
function unexpand() {
if (expanded) {
expanded = false;
if (video.pause) video.pause();
videoContainer.style.display = "none";
thumb.style.display = "inline";
video.style.maxWidth = "inherit";
video.style.maxHeight = "inherit";
}
}
function unhover() {
if (hovering) {
hovering = false;
if (video.pause) video.pause();
videoContainer.style.display = "none";
video.style.maxWidth = "inherit";
video.style.maxHeight = "inherit";
}
}
// Create video element if does not exist yet
function getVideo() {
if (video == null) {
video = document.createElement("video");
video.src = url;
video.loop = loop;
video.innerText = _("Your browser does not support HTML5 video.");
videoHide = document.createElement("img");
videoHide.src = configRoot + "static/collapse.gif";
videoHide.alt = "[ - ]";
videoHide.title = "Collapse video";
videoHide.style.marginLeft = "-15px";
videoHide.style.cssFloat = "left";
videoHide.addEventListener("click", unexpand, false);
videoContainer = document.createElement("div");
videoContainer.style.paddingLeft = "15px";
videoContainer.style.display = "none";
videoContainer.appendChild(videoHide);
videoContainer.appendChild(video);
thumb.parentNode.insertBefore(videoContainer, thumb.nextSibling);
// Dragging to the left collapses the video
video.addEventListener("mousedown", function(e) {
if (e.button == 0) mouseDown = true;
}, false);
video.addEventListener("mouseup", function(e) {
if (e.button == 0) mouseDown = false;
}, false);
video.addEventListener("mouseenter", function(e) {
mouseDown = false;
}, false);
video.addEventListener("mouseout", function(e) {
if (mouseDown && e.clientX - video.getBoundingClientRect().left <= 0) {
unexpand();
}
mouseDown = false;
}, false);
}
}
// Clicking on thumbnail expands video
thumb.addEventListener("click", function(e) {
if (!e.shiftKey && !e.ctrlKey && !e.altKey && !e.metaKey) {
getVideo();
expanded = true;
hovering = false;
video.style.position = "static";
video.style.pointerEvents = "inherit";
video.style.display = "inline";
videoHide.style.display = "inline";
videoContainer.style.display = "block";
videoContainer.style.position = "static";
video.parentNode.parentNode.removeAttribute('style');
thumb.style.display = "none";
//video.muted = (setting("videovolume") == 0);
//video.volume = setting("videovolume");
video.controls = true;
if (video.readyState == 0) {
video.addEventListener("loadedmetadata", expand2, false);
} else {
setTimeout(expand2, 0);
}
video.play();
e.preventDefault();
}
}, false);
function expand2() {
video.style.maxWidth = "100%";
video.style.maxHeight = window.innerHeight + "px";
var bottom = video.getBoundingClientRect().bottom;
if (bottom > window.innerHeight) {
window.scrollBy(0, bottom - window.innerHeight);
}
// work around Firefox volume control bug
//video.volume = Math.max(setting("videovolume") - 0.001, 0);
//video.volume = setting("videovolume");
}
// Hovering over thumbnail displays video
thumb.addEventListener("mouseover", function(e) {
//if (setting("videohover")) {
if (false) { // DOESN'T WORK YET
getVideo();
expanded = false;
hovering = true;
var docRight = document.documentElement.getBoundingClientRect().right;
var thumbRight = thumb.querySelector("img, video").getBoundingClientRect().right;
var maxWidth = docRight - thumbRight - 20;
if (maxWidth < 250) maxWidth = 250;
video.style.position = "fixed";
video.style.right = "0px";
video.style.top = "0px";
var docRight = document.documentElement.getBoundingClientRect().right;
var thumbRight = thumb.querySelector("img, video").getBoundingClientRect().right;
video.style.maxWidth = maxWidth + "px";
video.style.maxHeight = "100%";
video.style.pointerEvents = "none";
video.style.display = "inline";
videoHide.style.display = "none";
videoContainer.style.display = "inline";
videoContainer.style.position = "fixed";
//video.muted = (setting("videovolume") == 0);
//video.volume = setting("videovolume");
video.controls = false;
video.play();
}
}, false);
thumb.addEventListener("mouseout", unhover, false);
// Scroll wheel on thumbnail adjusts default volume
thumb.addEventListener("wheel", function(e) {
//if (setting("videohover")) {
if (true) {
//var volume = setting("videovolume");
if (e.deltaY > 0) volume -= 0.1;
if (e.deltaY < 0) volume += 0.1;
if (volume < 0) volume = 0;
if (volume > 1) volume = 1;
if (video != null) {
video.muted = (volume == 0);
video.volume = volume;
}
//changeSetting("videovolume", volume);
e.preventDefault();
}
}, false);
// [play once] vs [loop] controls
/*function setupLoopControl(i) {
loopControls[i].addEventListener("click", function(e) {
loop = (i != 0);
thumb.href = thumb.href.replace(/([\?&])loop=\d+/, "$1loop=" + i);
if (video != null) {
video.loop = loop;
if (loop && video.currentTime >= video.duration) {
video.currentTime = 0;
}
}
loopControls[i].style.fontWeight = "bold";
loopControls[1-i].style.fontWeight = "inherit";
}, false);
}
loopControls[0].textContent = _("[play once]");
loopControls[1].textContent = _("[loop]");
loopControls[(setting("videoloop") ? 1 : 0)].style.fontWeight = "bold";
for (var i = 0; i < 2; i++) {
setupLoopControl(i);
loopControls[i].style.whiteSpace = "nowrap";
fileInfo.appendChild(document.createTextNode(" "));
fileInfo.appendChild(loopControls[i]);
}*/
}
function setupVideosIn(element) {
var thumbs = element.querySelectorAll("a.file");
for (var i = 0; i < thumbs.length; i++) {
if (/(\.webm)|(\.mp4)$/.test(thumbs[i].pathname)) {
setupVideo(thumbs[i], thumbs[i].href);
} else {
var url = thumbs[i].href
if (/(\.webm)|(\.mp4)$/.test(url)) setupVideo(thumbs[i], url);
}
}
}
onready(function(){
// Insert menu from settings.js
if (typeof settingsMenu != "undefined" && typeof Options == "undefined")
document.body.insertBefore(settingsMenu, document.getElementsByTagName("hr")[0]);
// Setup Javascript events for videos in document now
setupVideosIn(document);
// Setup Javascript events for videos added by updater
if (window.MutationObserver) {
var observer = new MutationObserver(function(mutations) {
for (var i = 0; i < mutations.length; i++) {
var additions = mutations[i].addedNodes;
if (additions == null) continue;
for (var j = 0; j < additions.length; j++) {
var node = additions[j];
if (node.nodeType == 1) {
setupVideosIn(node);
}
}
}
});
observer.observe(document.body, {childList: true, subtree: true});
}
});

11
contrib/js/main.js_ Normal file
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@ -0,0 +1,11 @@
onready_callbacks = [];
function onready(fnc) {
onready_callbacks.push(fnc);
}
function ready() {
for (var i = 0; i < onready_callbacks.length; i++) {
onready_callbacks[i]();
}
}

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17
contrib/static/nntpchan.js
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@ -1,6 +1,7 @@
//For source code and license information please check https://github.com/majestrate/nntpchan
function nntpchan_apicall(url,handler,err_handler){var ajax=new XMLHttpRequest();ajax.onreadystatechange=function(){if(ajax.readyState==XMLHttpRequest.DONE){var status=ajax.status;var j=null;if(status==200){try{j=JSON.parse(ajax.responseText);}catch(e){}}else if(status==410){if(err_handler){err_handler("cannot fetch post: api disabled");}
onready_callbacks=[];function onready(fnc){onready_callbacks.push(fnc);}
function ready(){for(var i=0;i<onready_callbacks.length;i++){onready_callbacks[i]();}}function nntpchan_apicall(url,handler,err_handler){var ajax=new XMLHttpRequest();ajax.onreadystatechange=function(){if(ajax.readyState==XMLHttpRequest.DONE){var status=ajax.status;var j=null;if(status==200){try{j=JSON.parse(ajax.responseText);}catch(e){}}else if(status==410){if(err_handler){err_handler("cannot fetch post: api disabled");}
return;}
handler(j);}};ajax.open("GET",url);ajax.send();}
function nntpchan_buildpost(parent,j){var post=document.createElement("div");if(j){post.innerHTML=j.PostMarkup;inject_hover_for_element(post);}else{post.setAttribute("class","notfound post");post.appendChild(document.createTextNode("post not found"));}
@ -14,7 +15,19 @@ parent.appendChild(wrapper);parent.backlink=false;},function(msg){var wrapper=do
parent.backlink=true;}};parent.backlink=true;}
function inject_hover_for_element(elem){var elems=elem.getElementsByClassName("backlink");var ls=[];var l=elems.length;for(var idx=0;idx<l;idx++){var e=elems[idx];ls.push(e);}
for(var elem in ls){inject_hover(prefix,ls[elem]);}}
function init(prefix){inject_hover_for_element(document);}var banner_count=3;function nntpchan_inject_banners(elem,prefix){var n=Math.floor(Math.random()*banner_count);var banner=prefix+"static/banner_"+n+".jpg";var e=document.createElement("img");e.src=banner;e.id="nntpchan_banner";elem.appendChild(e);}function livechan_got_post(widget,j){while(widget.children.length>5){widget.removeChild(widget.children[0]);}
function init(prefix){inject_hover_for_element(document);}var banner_count=3;function nntpchan_inject_banners(elem,prefix){var n=Math.floor(Math.random()*banner_count);var banner=prefix+"static/banner_"+n+".jpg";var e=document.createElement("img");e.src=banner;e.id="nntpchan_banner";elem.appendChild(e);}var configRoot="";if(typeof _=='undefined'){var _=function(a){return a;};}
function setupVideo(thumb,url){if(thumb.videoAlreadySetUp)return;thumb.videoAlreadySetUp=true;var video=null;var videoContainer,videoHide;var expanded=false;var hovering=false;var loop=true;var loopControls=[document.createElement("span"),document.createElement("span")];var fileInfo=thumb.parentNode.querySelector(".fileinfo");var mouseDown=false;function unexpand(){if(expanded){expanded=false;if(video.pause)video.pause();videoContainer.style.display="none";thumb.style.display="inline";video.style.maxWidth="inherit";video.style.maxHeight="inherit";}}
function unhover(){if(hovering){hovering=false;if(video.pause)video.pause();videoContainer.style.display="none";video.style.maxWidth="inherit";video.style.maxHeight="inherit";}}
function getVideo(){if(video==null){video=document.createElement("video");video.src=url;video.loop=loop;video.innerText=_("Your browser does not support HTML5 video.");videoHide=document.createElement("img");videoHide.src=configRoot+"static/collapse.gif";videoHide.alt="[ - ]";videoHide.title="Collapse video";videoHide.style.marginLeft="-15px";videoHide.style.cssFloat="left";videoHide.addEventListener("click",unexpand,false);videoContainer=document.createElement("div");videoContainer.style.paddingLeft="15px";videoContainer.style.display="none";videoContainer.appendChild(videoHide);videoContainer.appendChild(video);thumb.parentNode.insertBefore(videoContainer,thumb.nextSibling);video.addEventListener("mousedown",function(e){if(e.button==0)mouseDown=true;},false);video.addEventListener("mouseup",function(e){if(e.button==0)mouseDown=false;},false);video.addEventListener("mouseenter",function(e){mouseDown=false;},false);video.addEventListener("mouseout",function(e){if(mouseDown&&e.clientX-video.getBoundingClientRect().left<=0){unexpand();}
mouseDown=false;},false);}}
thumb.addEventListener("click",function(e){if(!e.shiftKey&&!e.ctrlKey&&!e.altKey&&!e.metaKey){getVideo();expanded=true;hovering=false;video.style.position="static";video.style.pointerEvents="inherit";video.style.display="inline";videoHide.style.display="inline";videoContainer.style.display="block";videoContainer.style.position="static";video.parentNode.parentNode.removeAttribute('style');thumb.style.display="none";video.controls=true;if(video.readyState==0){video.addEventListener("loadedmetadata",expand2,false);}else{setTimeout(expand2,0);}
video.play();e.preventDefault();}},false);function expand2(){video.style.maxWidth="100%";video.style.maxHeight=window.innerHeight+"px";var bottom=video.getBoundingClientRect().bottom;if(bottom>window.innerHeight){window.scrollBy(0,bottom-window.innerHeight);}}
thumb.addEventListener("mouseover",function(e){if(false){getVideo();expanded=false;hovering=true;var docRight=document.documentElement.getBoundingClientRect().right;var thumbRight=thumb.querySelector("img, video").getBoundingClientRect().right;var maxWidth=docRight-thumbRight-20;if(maxWidth<250)maxWidth=250;video.style.position="fixed";video.style.right="0px";video.style.top="0px";var docRight=document.documentElement.getBoundingClientRect().right;var thumbRight=thumb.querySelector("img, video").getBoundingClientRect().right;video.style.maxWidth=maxWidth+"px";video.style.maxHeight="100%";video.style.pointerEvents="none";video.style.display="inline";videoHide.style.display="none";videoContainer.style.display="inline";videoContainer.style.position="fixed";video.controls=false;video.play();}},false);thumb.addEventListener("mouseout",unhover,false);thumb.addEventListener("wheel",function(e){if(true){if(e.deltaY>0)volume-=0.1;if(e.deltaY<0)volume+=0.1;if(volume<0)volume=0;if(volume>1)volume=1;if(video!=null){video.muted=(volume==0);video.volume=volume;}
e.preventDefault();}},false);}
function setupVideosIn(element){var thumbs=element.querySelectorAll("a.file");for(var i=0;i<thumbs.length;i++){if(/(\.webm)|(\.mp4)$/.test(thumbs[i].pathname)){setupVideo(thumbs[i],thumbs[i].href);}else{var url=thumbs[i].href
if(/(\.webm)|(\.mp4)$/.test(url))setupVideo(thumbs[i],url);}}}
onready(function(){if(typeof settingsMenu!="undefined"&&typeof Options=="undefined")
document.body.insertBefore(settingsMenu,document.getElementsByTagName("hr")[0]);setupVideosIn(document);if(window.MutationObserver){var observer=new MutationObserver(function(mutations){for(var i=0;i<mutations.length;i++){var additions=mutations[i].addedNodes;if(additions==null)continue;for(var j=0;j<additions.length;j++){var node=additions[j];if(node.nodeType==1){setupVideosIn(node);}}}});observer.observe(document.body,{childList:true,subtree:true});}});function livechan_got_post(widget,j){while(widget.children.length>5){widget.removeChild(widget.children[0]);}
nntpchan_buildpost(widget,j);widget.scrollTop=widget.scrollHeight;}
function inject_postform(prefix,parent){}
function inject_livechan_widget(prefix,parent){if("WebSocket"in window){var url="ws://"+document.location.host+prefix+"live";if(document.location.protocol=="https:"){url="wss://"+document.location.host+prefix+"live";}

2
contrib/templates/default/board.mustache
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@ -59,6 +59,8 @@
var e = document.getElementById("nntpchan_banner");
nntpchan_inject_banners(e, prefix);
init(prefix);
var onready_callbacks = new Array();
ready();
</script>
<hr/>
<footer>

2
contrib/templates/default/post.mustache
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@ -22,7 +22,7 @@
{{#post.Attachments}}
<figure>
<figcaption>
<a href="{{Source}}" title="{{Filename}}" target="_blank"><img src="{{Thumbnail}}" alt="{{Filename}}" class="thumbnail"/></a>
<a class="file" href="{{Source}}" title="{{Filename}}" target="_blank"><img src="{{Thumbnail}}" alt="{{Filename}}" class="thumbnail"/></a>
</figcaption>
</figure>
{{/post.Attachments}}

1
contrib/templates/default/thread.mustache
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@ -49,6 +49,7 @@
var e = document.getElementById("nntpchan_banner");
nntpchan_inject_banners(e, prefix);
init(prefix);
ready();
</script>
<hr/>
<footer>

1
contrib/templates/default/ukko.mustache
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@ -41,6 +41,7 @@
var e = document.getElementById("nntpchan_banner");
nntpchan_inject_banners(e, prefix);
init(prefix);
ready();
</script>
<hr/>
<footer>