first round of browser based upload

This commit is contained in:
j 2012-03-17 01:15:06 +01:00
parent 65943df3f8
commit cff5652853
6 changed files with 547 additions and 4 deletions

View File

@ -20,7 +20,7 @@ def serve_static_file(path, location, content_type):
urlpatterns = patterns('',
(r'^admin/', include(admin.site.urls)),
(r'^api/upload/$', 'archive.views.firefogg_upload'),
(r'^api/upload/?$', 'archive.views.firefogg_upload'),
(r'^url=(?P<url>.*)$', 'app.views.redirect_url'),
(r'^file/(?P<oshash>.*)$', 'archive.views.lookup_file'),
(r'^api/?$', include(ox.django.api.urls)),

View File

@ -208,12 +208,11 @@ appPanel
document: $(document),
window: $(window)
.bind({
beforeunload: pandora.beforeunloadWindow,
resize: function() {
pandora.resizeWindow();
},
unload: function() {
pandora.unloadWindow();
}
unload: pandora.unloadWindow
})
},
site: data.site,

View File

@ -31,6 +31,8 @@ pandora.ui.mainMenu = function() {
{},
{ id: 'preferences', title: 'Preferences...', disabled: isGuest, keyboard: 'control ,' },
{ id: 'archives', title: 'Archives...', disabled: /*isGuest*/ true },
{ id: 'upload', title: 'Upload...',
disabled: !pandora.site.capabilities.canUploadVideo[pandora.user.level]},
{},
{ id: 'signup', title: 'Sign Up...', disabled: !isGuest },
isGuest ? { id: 'signin', title: 'Sign In...' }
@ -243,6 +245,8 @@ pandora.ui.mainMenu = function() {
['signup', 'signin', 'signout', 'preferences', 'tv', 'help']
).indexOf(data.id) > -1) {
pandora.UI.set({page: data.id});
} else if (data.id == 'upload') {
pandora.$ui.uploadDialog = pandora.ui.uploadDialog().open();
} else if ([
'newlist', 'newlistfromselection', 'newsmartlist', 'newsmartlistfromresults'
].indexOf(data.id) > -1) {

171
static/js/pandora/upload.js Normal file
View File

@ -0,0 +1,171 @@
// vi:si:et:sw=4:sts=4:ts=4
'use strict';
pandora.ui.upload = function(oshash, file) {
var self = {},
chunkSize = 1024*1024,
chunkUrl,
format = pandora.site.video.formats[0],
maxRetry = -1,
resolution = Math.max(pandora.site.video.resolutions),
retries = 0,
that = Ox.Element(),
uploadData = {},
uploadUrl = '/api/upload/?profile='+resolution+'p.'+format+'&id=' + oshash;
initUpload();
function done() {
that.triggerEvent('done', {
status: that.status,
progress: that.progress,
responseText: that.responseText
});
}
function initUpload() {
//request upload slot from server
that.status = 'requesting chunk upload';
that.progress = 0;
self.req = new XMLHttpRequest();
self.req.addEventListener("load", function (evt) {
var response = {};
that.responseText = evt.target.responseText;
try {
response = JSON.parse(evt.target.responseText);
} catch(e) {
response = {};
that.status = "failed to parse response";
that.progress = -1;
done();
}
if (response.maxRetry) {
maxRetry = response.maxRetry;
}
chunkUrl = response.uploadUrl;
if (chunkUrl) {
that.status = 'uploading';
that.progress = 0.0;
//start upload
uploadChunk(0);
} else {
that.status = 'upload failed, no upload url provided';
that.progress = -1;
done();
}
}, false);
self.req.addEventListener("error", function (evt) {
that.status = 'uplaod failed';
that.progress = -1;
that.responseText = evt.target.responseText;
that.triggerEvent('done', tat);
}, false);
self.req.addEventListener("abort", function (evt) {
that.status = 'aborted';
that.progress = -1;
that.triggerEvent('done', tat);
}, false);
var formData = new FormData();
Ox.forEach(uploadData, function(value, key) {
formData.append(key, value);
});
self.req.open("POST", uploadUrl);
self.req.send(formData);
}
function progress(p) {
that.progress = p;
that.triggerEvent('progress', {
progress: that.progress
});
}
function uploadChunk(chunkId) {
var bytesAvailable = file.size,
chunk,
chunkOffset = chunkId * chunkSize;
if(file.mozSlice) {
chunk = file.mozSlice(chunkOffset, chunkOffset+chunkSize, file.type);
} else if(file.webkitSlice) {
chunk = file.webkitSlice(chunkOffset, chunkOffset+chunkSize, file.type);
}
progress(parseFloat(chunkOffset)/bytesAvailable);
self.req = new XMLHttpRequest();
self.req.addEventListener("load", function (evt) {
var response;
that.responseText = evt.target.responseText;
try {
response = JSON.parse(evt.target.responseText);
} catch(e) {
response = {};
}
if (response.done == 1) {
//upload finished
that.resultUrl = response.resultUrl;
that.progress = 1;
that.status = 'done';
done();
} else if (response.result == 1) {
//reset retry counter
retries = 0;
//start uploading next chunk
uploadChunk(chunkId + 1);
} else {
//failed to upload, try again in 5 second
retries++;
if (maxRetry > 0 && retries > maxRetry) {
that.status = 'uplaod failed';
that.progress = -1;
done();
} else {
setTimeout(function() {
uploadChunk(chunkId);
}, 5000);
}
}
}, false);
self.req.addEventListener("error", function (evt) {
//failed to upload, try again in 3 second
retries++;
if (maxRetry > 0 && retries > maxRetry) {
that.status = 'uplaod failed';
that.progress = -1;
done();
} else {
setTimeout(function() {
uploadChunk(chunkId);
}, 3000);
}
}, false);
self.req.upload.addEventListener("progress", function (evt) {
if (evt.lengthComputable) {
progress(parseFloat(chunkOffset + evt.loaded) / bytesAvailable);
}
}, false);
self.req.addEventListener("abort", function (evt) {
that.status = 'aborted';
that.progress = -1;
done();
}, false);
var formData = new FormData();
formData.append('chunkId', chunkId);
if (bytesAvailable <= chunkOffset + chunkSize) {
formData.append('done', 1);
}
formData.append('chunk', chunk);
self.req.open("POST", chunkUrl, true);
self.req.send(formData);
}
that.abort = function() {
if (self.req) {
self.req.abort();
self.req = null;
}
};
return that;
};

View File

@ -0,0 +1,364 @@
// vim: et:ts=4:sw=4:sts=4:ft=javascript
'use strict';
pandora.ui.uploadDialog = function(data) {
var content = Ox.Element().css({margin: '16px'}),
canceled = false,
file,
closeButton,
actionButton,
selectFile,
that = Ox.Dialog({
buttons: [
closeButton = Ox.Button({
id: 'close',
title: 'Close'
}).bindEvent({
click: function() {
that.triggerEvent('close');
}
}),
actionButton = Ox.Button({
id: 'action',
title: 'Select Video'
}).bindEvent({
click: function() {
if(actionButton.options('title') == 'Select Video') {
if(selectVideo()) {
actionButton.options('title', 'Upload');
}
} else if(actionButton.options('title') == 'Close') {
that.close();
} else if(actionButton.options('title') == 'Cancel') {
canceled = true;
pandora.firefogg && pandora.firefogg.cancel();
pandora.$ui.upload && pandora.$ui.upload.abort();
actionButton.options('title', 'Select Video');
} else {
actionButton.options('title', 'Cancel');
closeButton.hide();
encode();
}
}
})
],
content: content,
height: 128,
removeOnClose: true,
width: 368,
title: 'Upload Video',
})
.bindEvent({
close: function(data) {
if (pandora.firefogg) {
pandora.firefogg.cancel();
delete pandora.firefogg;
}
that.close();
}
}),
$info= $('<div>').css({
padding: '4px'
})
.html('Please select the video file you want to upload.'),
$status = $('<div>').css({
padding: '4px',
paddingTop: '8px'
}),
$progress;
pandora._status = $status;
pandora._info = $info;
if(typeof(Firefogg) == 'undefined') {
/*
selectFile = $('<input>')
.attr({
type: 'file'
})
.css({
padding: '8px'
})
.bind({
change: function(event) {
if(this.files.length) {
file = this.files[0];
if(file.type == 'video/webm') {
$status.html('');
uploadButton.options({
disabled: false
});
} else {
$status.html('Currently only WebM files are supported. (<a href="/help/encoding">Help encoding video</a>)');
}
} else {
uploadButton.options({
disabled: true
});
}
}
})
.appendTo(content);
*/
actionButton.options({
title: 'Close'
});
$info.css({
paddingTop: '16px',
paddingBottom: '16px'
}).html(
'Sorry, right now upload is only supported in '
+ '<a target="_new" href="http://getfirefox.com">Firefox</a> '
+ 'with <a target="_new" href="http://firefogg.org/">Firefogg</a> installed.'
+ '<br><br>You can also use <a target="_new" href="https://wiki.0x2620.org/wiki/pandora_client">pandora_client</a> to upload videos.'
);
}
content.append($info);
content.append($status);
function aspectratio(ratio) {
var numerator,
denominator;
ratio = ratio.split(':');
numerator = ratio[0];
if(ratio.length == 2) {
denominator = ratio[1];
}
if (Math.abs(numerator/denominator - 4/3) < 0.03) {
numerator = 4;
denominator = 3;
} else if (Math.abs(numerator/denominator - 16/9) < 0.02) {
numerator = 16;
denominator = 9;
}
return {
numerator: numerator,
denominator: denominator,
ratio: numerator + ':' + denominator,
'float': numerator/denominator
};
}
function resetProgress() {
$progress = Ox.Progressbar({
progress: 0,
showPercent: true,
showTime: true,
width: 304
});
$status.html('').append($progress);
}
function encode() {
var info = JSON.parse(pandora.firefogg.sourceInfo),
oshash = info.oshash,
filename = pandora.firefogg.sourceFilename,
item;
resetProgress();
pandora.api.addFile({
id: oshash,
filename: filename,
info: info
}, function(result) {
item = result.data.item;
pandora.firefogg.encode(
getEncodingOptions(info),
function(result, file) {
result = JSON.parse(result);
if (result.progress != 1) {
if(canceled) {
$status.html('Encoding canceled.');
} else {
$status.html('Encoding failed.');
}
delete pandora.firefogg;
return;
}
setTimeout(function() {
//$status.html('uploading... ');
pandora.$ui.upload = pandora.ui.upload(oshash, file)
.bindEvent({
progress: function(data) {
var progress = data.progress || 0;
$progress.options({progress: 0.5 + progress/2});
},
done: function(data) {
pandora.UI.set({
item: item,
itemView: 'files'
});
delete pandora.firefogg;
that.close();
}
});
});
},
function(progress) {
progress = JSON.parse(progress).progress || 0;
$progress.options({progress: progress / 2});
}
);
});
}
function getEncodingOptions(info) {
var format = pandora.site.video.formats[0],
resolution = Math.max(pandora.site.video.resolutions),
bpp = 0.17,
fps,
dar,
options = {};
if(format == 'webm') {
options.videoCodec = 'vp8';
options.audioCodec = 'vorbis';
} else if (format == 'ogv') {
options.videoCodec = 'theora';
options.audioCodec = 'vorbis';
}
if (resolution == 720) {
options.height = 720;
options.samplerate = 48000;
options.audioQuality = 5;
} else if (resolution == 480) {
options.height = 480;
options.samplerate = 44100;
options.audioQuality = 3;
options.channels = 2;
} else if (resolution == 360) {
options.height = 320;
options.samplerate = 44100;
options.audioQuality = 1;
options.channels = 1;
} else if (resolution == 240) {
options.height = 240;
options.samplerate = 44100;
options.audioQuality = 0;
options.channels = 1;
} else if (resolution == 96) {
options.height = 96;
options.samplerate = 22050;
options.audioQuality = -1;
options.audioBitrate = 22;
options.channels = 1;
}
if (info.video && info.video[0].display_aspect_ratio) {
dar = aspectratio(info.video[0].display_aspect_ratio);
fps = aspectratio(info.video[0].framerate).float;
options.width = parseInt(dar.float * options.height, 10);
options.width += options.width % 2;
//interlaced hdv material is detected with double framerates
if (fps == 50) {
options.framerate = 25;
} else if (fps == 60) {
options.framerate = 30;
}
if (Math.abs(options.width/options.height - dar.float) < 0.02) {
options.aspect = options.width + ':' + options.height;
} else {
options.aspect = dar.ratio;
}
options.videoBitrate = Math.round(options.height*options.width*fps*bpp/1000);
options.denoise = true;
options.deinterlace = true;
} else {
options.noVideo = true;
}
if (info.audio) {
if (options.cannels && info.audio[0].channels < options.channels) {
delete options.channels;
}
} else {
options.noAudio = true;
delete options.samplerate;
delete options.audioQuality;
delete options.channels;
}
options.noUpscaling = true;
if((!info.video.length || (info.video[0].codec == options.videoCodec
&& info.video[0].height == options.height))
&& (!info.audio.length || info.audio[0].codec == options.audioCodec)) {
options = {
passthrough: true
};
}
return JSON.stringify(options);
}
function formatInfo(info) {
var html = '';
html += '<b>' + info.path + '</b>';
html += '<br />';
if(info.video && info.video.length>0) {
var video = info.video[0];
html += video.width + 'x' + video.height + ' (' + video.codec + ')';
}
if(info.video && info.video.length>0 && info.audio && info.audio.length>0) {
html += ' / ';
}
if(info.audio && info.audio.length>0) {
var audio= info.audio[0];
html += '' + {
1: 'mono',
2: 'stereo',
6: '5.1'
}[audio.channels];
html += ' ' + audio.samplerate/1000 + ' kHz ';
html += '(' + audio.codec + ')';
}
html += '<br />';
html += '' + Ox.formatValue(info.size, 'B');
html += ' / ' + Ox.formatDuration(info.duration);
return html;
}
function selectVideo() {
canceled = false;
pandora.firefogg = new Firefogg();
pandora.firefogg.setFormat(pandora.site.video.formats[0]);
if(pandora.firefogg.selectVideo()) {
var info = JSON.parse(pandora.firefogg.sourceInfo),
options = JSON.parse(getEncodingOptions(info)),
oshash = info.oshash,
filename = pandora.firefogg.sourceFilename,
item;
pandora.api.findFiles({
query: {
conditions: [{key: 'oshash', value: oshash}]
},
keys: ['id', 'available']
}, function(result) {
if(result.data.items.length === 0 || !result.data.items[0].available) {
$info.html(formatInfo(info));
$status.html(
options.passthrough
? 'Your video will be uploaded directly.'
: 'Your video will be transcoded before upload.');
} else {
pandora.api.find({
query: {
conditions: [{key: 'oshash', value: oshash}]
},
keys: ['id']
}, function(result) {
pandora.UI.set({
item: result.data.items[0].id,
itemView: 'files'
});
delete pandora.firefogg;
that.close();
});
}
});
return true;
}
return false;
}
return that;
};

View File

@ -1109,6 +1109,11 @@ pandora.selectList = function() {
}
};
pandora.beforeunloadWindow = function() {
if (pandora.firefogg)
return "Encoding is currently running\nDo you want to leave this page?";
}
pandora.unloadWindow = function() {
//prevent errors on unload
pandora.isUnloading = true;