phantasmobile/app/static/js/utils.js

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JavaScript
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2023-07-15 07:30:36 +00:00
const parseDuration = function(string) {
return string.split(':').reverse().slice(0, 4).reduce(function(p, c, i) {
return p + (parseFloat(c) || 0) * (i == 3 ? 86400 : Math.pow(60, i));
}, 0);
};
const formatDuration = function(seconds) {
var parts = [
parseInt(seconds / 86400),
parseInt(seconds % 86400 / 3600),
parseInt(seconds % 3600 / 60),
s = parseInt(seconds % 60)
]
return parts.map(p => { return p.toString().padStart(2, '0')}).join(':')
}
const typeOf = function(value) {
return Object.prototype.toString.call(value).slice(8, -1).toLowerCase();
};
const isUndefined = function(value) {
return typeOf(value) == 'undefined';
}
const isNumber = function(value) {
return typeOf(value) == 'number';
};
const isObject = function(value) {
return typeOf(value) == 'object';
};
const isNull = function(value) {
return typeOf(value) == 'null';
};
const isString = function(value) {
return typeOf(value) == 'string';
};
const isEmpty = function(value) {
var type = typeOf(value)
if (['arguments', 'array', 'nodelist', 'string'].includes(value)) {
return value.length == 0
}
if (['object', 'storage'].includes(type)) {
return Object.keys(value).length;
}
return false
};
const mod = function(number, by) {
return (number % by + by) % by;
};
const getObjectById = function(array, id) {
return array.filter(obj => { return obj.id == id})[0]
}
const debug = function() {
if (localStorage.debug) {
console.log.apply(null, arguments)
}
};
const canPlayMP4 = function() {
var video = document.createElement('video');
if (video.canPlayType && video.canPlayType('video/mp4; codecs="avc1.42E01E, mp4a.40.2"').replace('no', '')) {
return true
}
return false
};
const canPlayWebm = function() {
var video = document.createElement('video');
if (video.canPlayType && video.canPlayType('video/webm; codecs="vp8, vorbis"').replace('no', '')) {
return true
}
return false
};
const getFormat = function() {
//var format = canPlayWebm() ? "webm" : "mp4"
var format = canPlayMP4() ? "mp4" : "webm"
return format
}
const safeDocumentName = function(name) {
['\\?', '#', '%', '/'].forEach(function(c) {
var r = new RegExp(c, 'g')
name = name.replace(r, '_');
})
return name;
};
const getVideoInfo = function() {
console.log("FIXME implement getvideoInfo")
}
const isIOS = /(iPad|iPhone|iPod)/g.test(navigator.userAgent);
const getLink = function(fragment) {
if (document.location.hash.length > 2) {
return '#' + fragment
} else {
return '/m/' + fragment
}
}
const clickLink = function(event) {
var a = event.target
while (a && a.tagName != 'A') {
a = a.parentElement
}
if (!a) {
return
}
var href = a.attributes.href.value
var prefix = document.location.protocol + '//' + document.location.hostname
if (href.startsWith(prefix)) {
href = href.slice(prefix.length)
}
if (href.startsWith('/')) {
event.preventDefault()
event.stopPropagation()
var link = href.split('#embed')[0]
if (document.location.hash.length > 2) {
if (link.startsWith('/m')) {
link = link.slice(2)
}
document.location.hash = '#' + link.slice(1)
} else {
if (!link.startsWith('/m')) {
link = '/m' + link
}
history.pushState({}, '', link);
render()
}
}
}
const getUid = (function() {
var uid = 0;
return function() {
return ++uid;
};
}());
const getVideoURLName = function(id, resolution, part, track, streamId) {
return id + '/' + resolution + 'p' + part + (track ? '.' + track : '')
+ '.' + pandora.format + (streamId ? '?' + streamId : '');
};
const getVideoURL = function(id, resolution, part, track, streamId) {
var uid = getUid(),
prefix = pandora.site.site.videoprefix
.replace('{id}', id)
.replace('{part}', part)
.replace('{resolution}', resolution)
.replace('{uid}', uid)
.replace('{uid42}', uid % 42);
return prefix + '/' + getVideoURLName(id, resolution, part, track, streamId);
};