pandora/static/mobile/js/utils.js
2024-10-13 17:20:33 +01:00

219 lines
6.2 KiB
JavaScript

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);
if (!prefix) {
prefix = pandoraURL
}
return prefix + '/' + getVideoURLName(id, resolution, part, track, streamId);
};
const getSortValue = function(value) {
var sortValue = value;
function trim(value) {
return value.replace(/^\W+(?=\w)/, '');
}
if (
isEmpty(value)
|| isNull(value)
|| isUndefined(value)
) {
sortValue = null;
} else if (isString(value)) {
// make lowercase and remove leading non-word characters
sortValue = trim(value.toLowerCase());
// move leading articles to the end
// and remove leading non-word characters
['a', 'an', 'the'].forEach(function(article) {
if (new RegExp('^' + article + ' ').test(sortValue)) {
sortValue = trim(sortValue.slice(article.length + 1))
+ ', ' + sortValue.slice(0, article.length);
return false; // break
}
});
// remove thousand separators and pad numbers
sortValue = sortValue.replace(/(\d),(?=(\d{3}))/g, '$1')
.replace(/\d+/g, function(match) {
return match.padStart(64, '0')
});
}
return sortValue;
};
function sortBy(array, by, map) {
return array.sort(function(a, b) {
var aValue, bValue, index = 0, key, ret = 0;
while (ret == 0 && index < by.length) {
key = by[index].key;
aValue = getSortValue(
map && map[key] ? map[key](a[key], a) : a[key]
);
bValue = getSortValue(
map && map[key] ? map[key](b[key], b) : b[key]
);
if ((aValue === null) != (bValue === null)) {
ret = aValue === null ? 1 : -1;
} else if (aValue < bValue) {
ret = by[index].operator == '+' ? -1 : 1;
} else if (aValue > bValue) {
ret = by[index].operator == '+' ? 1 : -1;
} else {
index++;
}
}
return ret;
});
}