Server : Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.4.20 System : Linux st2.domain.com 3.10.0-1127.10.1.el7.x86_64 #1 SMP Wed Jun 3 14:28:03 UTC 2020 x86_64 User : apache ( 48) PHP Version : 7.4.20 Disable Function : NONE Directory : /var/www/html/video/layout/js/node_modules/artplayer/src/utils/ |
function fixSrt(srt) {
return srt.replace(/(\d\d:\d\d:\d\d)[,.](\d+)/g, (_, $1, $2) => {
let ms = $2.slice(0, 3);
if ($2.length === 1) {
ms = $2 + '00';
}
if ($2.length === 2) {
ms = $2 + '0';
}
return `${$1},${ms}`;
});
}
export function srtToVtt(srtText) {
return 'WEBVTT \r\n\r\n'.concat(
fixSrt(srtText)
.replace(/\{\\([ibu])\}/g, '</$1>')
.replace(/\{\\([ibu])1\}/g, '<$1>')
.replace(/\{([ibu])\}/g, '<$1>')
.replace(/\{\/([ibu])\}/g, '</$1>')
.replace(/(\d\d:\d\d:\d\d),(\d\d\d)/g, '$1.$2')
.replace(/{[\s\S]*?}/g, '')
.concat('\r\n\r\n'),
);
}
export function vttToBlob(vttText) {
return URL.createObjectURL(
new Blob([vttText], {
type: 'text/vtt',
}),
);
}
export function assToVtt(ass) {
const reAss = new RegExp(
'Dialogue:\\s\\d,' +
'(\\d+:\\d\\d:\\d\\d.\\d\\d),' +
'(\\d+:\\d\\d:\\d\\d.\\d\\d),' +
'([^,]*),' +
'([^,]*),' +
'(?:[^,]*,){4}' +
'([\\s\\S]*)$',
'i',
);
function fixTime(time = '') {
return time
.split(/[:.]/)
.map((item, index, arr) => {
if (index === arr.length - 1) {
if (item.length === 1) {
return `.${item}00`;
}
if (item.length === 2) {
return `.${item}0`;
}
} else if (item.length === 1) {
return (index === 0 ? '0' : ':0') + item;
}
// eslint-disable-next-line no-nested-ternary
return index === 0 ? item : index === arr.length - 1 ? `.${item}` : `:${item}`;
})
.join('');
}
return `WEBVTT\n\n${ass
.split(/\r?\n/)
.map((line) => {
const m = line.match(reAss);
if (!m) return null;
return {
start: fixTime(m[1].trim()),
end: fixTime(m[2].trim()),
text: m[5]
.replace(/{[\s\S]*?}/g, '')
.replace(/(\\N)/g, '\n')
.trim()
.split(/\r?\n/)
.map((item) => item.trim())
.join('\n'),
};
})
.filter((line) => line)
.map((line, index) => {
if (line) {
return `${index + 1}\n${line.start} --> ${line.end}\n${line.text}`;
}
return '';
})
.filter((line) => line.trim())
.join('\n\n')}`;
}