pandora/static/pdf.js/links.js
2013-02-21 14:52:41 +00:00

142 lines
6.1 KiB
JavaScript

window.addEventListener('message', function(event) {
if (event.origin != 'null' && event.data) {
var data = JSON.parse(event.data);
if (data.event == 'close') {
var element = document.getElementById(data.id);
Array.prototype.forEach.call(element.parentElement.getElementsByClassName('button'), function(element) {
if (editable || element.className == 'button playButton') {
element.style.display = 'block';
}
});
e.parentElement.removeChild(e);
}
}
});
function getEmbedURL(id, videoURL) {
var parsed = Ox.parseURL(videoURL),
parts = parsed.pathname.split('/'),
item = parts[1],
points = parts[parts.length - 1].split(','),
outPoint = points.pop(),
inPoint = points.pop();
return parsed.protocol + '//' + parsed.host + '/' + item + '/embed?view=player&id=' + id
+ '&in=' + inPoint + '&out=' + outPoint
+ '&paused=false&showCloseButton=true';
}
function getVideoOverlay(page) {
var links = embeds.filter(function(embed) {
return embed.page == page && embed.type =='inline';
});
return (editable || links.length) ? {
beginLayout: function() {
this.counter = 0;
},
endLayout: function() {
},
appendImage: function(image) {
var id = ++this.counter,
video = links.filter(function(embed) {
return embed.id == id;
})[0],
$interface, $playButton, $editButton;
if (editable || video) {
$interface = Ox.$('<div>')
.addClass('interface')
.css({
left: image.left + 'px',
top: image.top + 'px',
width: image.width + 'px',
height: image.height + 'px'
});
$playButton = Ox.$('<img>')
.addClass('button playButton')
.attr({
src: 'data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNTYiIGhlaWdodD0iMjU2Ij48cG9seWdvbiBwb2ludHM9IjU2LDMyIDI0OCwxMjggNTYsMjI0IiBmaWxsPSIjRkZGRkZGIi8+PC9zdmc+PCEtLXsiY29sb3IiOiJ2aWRlbyIsIm5hbWUiOiJzeW1ib2xQbGF5IiwidGhlbWUiOiJveGRhcmsifS0tPg=='
})
.hide()
.appendTo($interface);
$editButton = Ox.$('<img>')
.addClass('button editButton')
.attr({
src: 'data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNTYiIGhlaWdodD0iMjU2Ij48cG9seWdvbiBwb2ludHM9IjMyLDIyNCA2NCwxNjAgOTYsMTkyIiBmaWxsPSIjRkZGRkZGIi8+PGxpbmUgeDE9Ijg4IiB5MT0iMTY4IiB4Mj0iMTg0IiB5Mj0iNzIiIHN0cm9rZT0iI0ZGRkZGRiIgc3Ryb2tlLXdpZHRoPSI0OCIvPjxsaW5lIHgxPSIxOTIiIHkxPSI2NCIgeDI9IjIwOCIgeTI9IjQ4IiBzdHJva2U9IiNGRkZGRkYiIHN0cm9rZS13aWR0aD0iNDgiLz48bGluZSB4MT0iMTEyIiB5MT0iMjIwIiB4Mj0iMjI0IiB5Mj0iMjIwIiBzdHJva2U9IiNGRkZGRkYiIHN0cm9rZS13aWR0aD0iOCIvPjxsaW5lIHgxPSIxMjgiIHkxPSIyMDQiIHgyPSIyMjQiIHkyPSIyMDQiIHN0cm9rZT0iI0ZGRkZGRiIgc3Ryb2tlLXdpZHRoPSI4Ii8+PGxpbmUgeDE9IjE0NCIgeTE9IjE4OCIgeDI9IjIyNCIgeTI9IjE4OCIgc3Ryb2tlPSIjRkZGRkZGIiBzdHJva2Utd2lkdGg9IjgiLz48L3N2Zz4=',
title: 'Click to add video'
})
.on({click: edit})
.hide()
.appendTo($interface);
if (editable) {
$editButton.show();
}
if (video) {
enableVideoUI();
}
this.div.appendChild($interface[0]);
}
function play(e) {
e.preventDefault();
e.stopPropagation();
var videoId = 'video' + page + id,
$iframe = Ox.$('<iframe>')
.attr({
id: videoId,
src: getEmbedURL(videoId, video.src),
width: '100%',
height: '100%',
frameborder: 0
})
.appendTo($interface);
$playButton.hide();
$editButton.hide();
return false;
}
function edit(e) {
var url;
e.preventDefault();
e.stopPropagation();
url = prompt(
'Please enter a pan.do/ra video URL, like\n'
+ 'https://0xdb.org/0315594/00:13:37,00:23:42 or\n'
+ 'http://pad.ma/A/editor/00:00:00,00:01:00,00:02:00'
+ (video ? '\n\nTo remove the video, just remove the URL.' : ''),
video.src
);
if (url !== null) {
if(!video) {
video = {
page: page,
id: id,
src: ''
};
embeds.push(video);
}
video.src = url
saveVideoOverlay();
url !== '' ? enableVideoUI() : disableVideoUI()
}
return false;
}
function enableVideoUI() {
$interface
.addClass('video')
.attr({title: 'Click to play video'})
.on({click: play});
$playButton.show();
$editButton.attr({title: 'Click to edit or remove video'});
}
function disableVideoUI() {
$interface
.removeClass('video')
.attr({title: ''})
.off({click: play});
$playButton.hide();
$editButton.attr({title: 'Click to add video'});
}
}
} : null;
}
function saveVideoOverlay() {
console.log('save not implemented, bubble to pan.do/ra?');
}