270 lines
7.6 KiB
PHP
270 lines
7.6 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* @copyright 2020 Ad Aures
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* @license https://www.gnu.org/licenses/agpl-3.0.en.html AGPL3
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* @link https://castopod.org/
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*/
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if (! function_exists('get_browser_language')) {
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/**
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* Gets the browser default language using the request header key `HTTP_ACCEPT_LANGUAGE`
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*
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* @return string ISO 639-1 language code
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*/
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function get_browser_language(string $httpAcceptLanguage): string
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{
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$langs = explode(',', $httpAcceptLanguage);
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return substr($langs[0], 0, 2);
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}
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}
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if (! function_exists('slugify')) {
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function slugify(string $text, int $maxLength = 128): string
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{
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// trim text to the nearest whole word if too long
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if (strlen($text) > $maxLength) {
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$text = substr($text, 0, strrpos(substr($text, 0, $maxLength), ' '));
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}
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// replace non letter or digits by -
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$text = preg_replace('~[^\pL\d]+~u', '-', $text);
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$unwanted = [
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'Š' => 'S',
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'š' => 's',
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'Đ' => 'Dj',
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'đ' => 'dj',
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'Ž' => 'Z',
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'ž' => 'z',
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'Č' => 'C',
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'č' => 'c',
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'Ć' => 'C',
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'ć' => 'c',
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'À' => 'A',
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'Á' => 'A',
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'Â' => 'A',
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'Ã' => 'A',
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'Ä' => 'A',
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'Å' => 'A',
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'Æ' => 'AE',
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'Ç' => 'C',
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'È' => 'E',
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'É' => 'E',
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'Ê' => 'E',
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'Ë' => 'E',
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'Ì' => 'I',
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'Í' => 'I',
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'Î' => 'I',
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'Ï' => 'I',
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'Ñ' => 'N',
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'Ò' => 'O',
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'Ó' => 'O',
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'Ô' => 'O',
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'Õ' => 'O',
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'Ö' => 'O',
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'Ø' => 'O',
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'Œ' => 'OE',
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'Ù' => 'U',
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'Ú' => 'U',
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'Û' => 'U',
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'Ü' => 'U',
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'Ý' => 'Y',
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'Þ' => 'B',
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'ß' => 'Ss',
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'à' => 'a',
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'á' => 'a',
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'â' => 'a',
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'ã' => 'a',
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'ä' => 'a',
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'å' => 'a',
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'æ' => 'ae',
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'ç' => 'c',
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'è' => 'e',
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'é' => 'e',
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'ê' => 'e',
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'ë' => 'e',
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'ì' => 'i',
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'í' => 'i',
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'î' => 'i',
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'ï' => 'i',
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'ð' => 'o',
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'ñ' => 'n',
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'ò' => 'o',
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'ó' => 'o',
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'ô' => 'o',
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'õ' => 'o',
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'ö' => 'o',
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'ø' => 'o',
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'œ' => 'OE',
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'ù' => 'u',
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'ú' => 'u',
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'û' => 'u',
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'ý' => 'y',
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'þ' => 'b',
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'ÿ' => 'y',
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'Ŕ' => 'R',
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'ŕ' => 'r',
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'/' => '-',
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' ' => '-',
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];
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$text = strtr($text, $unwanted);
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// transliterate
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$text = iconv('utf-8', 'us-ascii//TRANSLIT', $text);
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// remove unwanted characters
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$text = preg_replace('~[^\-\w]+~', '', $text);
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// trim
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$text = trim($text, '-');
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// remove duplicate -
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$text = preg_replace('~-+~', '-', $text);
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// lowercase
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$text = strtolower($text);
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return $text;
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}
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}
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//--------------------------------------------------------------------
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if (! function_exists('format_duration')) {
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/**
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* Formats duration in seconds to an hh:mm:ss string.
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*
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* ⚠️ This uses php's gmdate function so any duration > 86000 seconds (24 hours) will not be formatted properly.
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*
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* @param int $seconds seconds to format
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*/
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function format_duration(int $seconds, bool $showLeadingZeros = false): string
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{
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if ($showLeadingZeros) {
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return gmdate('H:i:s', $seconds);
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}
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if ($seconds < 60) {
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return '0:' . sprintf('%02d', $seconds);
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}
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if ($seconds < 3600) {
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// < 1 hour: returns MM:SS
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return ltrim(gmdate('i:s', $seconds), '0');
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}
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if ($seconds < 36000) {
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// < 10 hours: returns H:MM:SS
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return ltrim(gmdate('H:i:s', $seconds), '0');
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}
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return gmdate('H:i:s', $seconds);
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}
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}
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if (! function_exists('format_duration_symbol')) {
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/**
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* Formats duration in seconds to an hh(h) mm(min) ss(s) string. Doesn't show leading zeros if any.
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*
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* ⚠️ This uses php's gmdate function so any duration > 86000 seconds (24 hours) will not be formatted properly.
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*
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* @param int $seconds seconds to format
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*/
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function format_duration_symbol(int $seconds): string
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{
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if ($seconds < 60) {
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return $seconds . 's';
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}
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if ($seconds < 3600) {
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// < 1 hour: returns MM:SS
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return ltrim(gmdate('i\m\i\n s\s', $seconds), '0');
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}
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if ($seconds < 36000) {
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// < 10 hours: returns H:MM:SS
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return ltrim(gmdate('h\h i\min s\s', $seconds), '0');
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}
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return gmdate('h\h i\min s\s', $seconds);
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}
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}
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//--------------------------------------------------------------------
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if (! function_exists('podcast_uuid')) {
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/**
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* Generate UUIDv5 for podcast. For more information, see
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* https://github.com/Podcastindex-org/podcast-namespace/blob/main/docs/1.0.md#guid
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*/
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function podcast_uuid(string $feedUrl): string
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{
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$uuid = service('uuid');
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// 'ead4c236-bf58-58c6-a2c6-a6b28d128cb6' is the uuid of the podcast namespace
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return $uuid->uuid5('ead4c236-bf58-58c6-a2c6-a6b28d128cb6', $feedUrl)
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->toString();
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}
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}
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//--------------------------------------------------------------------
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if (! function_exists('file_upload_max_size')) {
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/**
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* Returns a file size limit in bytes based on the PHP upload_max_filesize and post_max_size Adapted from:
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* https://stackoverflow.com/a/25370978
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*/
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function file_upload_max_size(): float
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{
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static $max_size = -1;
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if ($max_size < 0) {
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// Start with post_max_size.
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$post_max_size = parse_size((string) ini_get('post_max_size'));
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if ($post_max_size > 0) {
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$max_size = $post_max_size;
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}
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// If upload_max_size is less, then reduce. Except if upload_max_size is
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// zero, which indicates no limit.
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$upload_max = parse_size((string) ini_get('upload_max_filesize'));
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if ($upload_max > 0 && $upload_max < $max_size) {
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$max_size = $upload_max;
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}
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}
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return $max_size;
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}
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}
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if (! function_exists('parse_size')) {
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function parse_size(string $size): float
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{
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$unit = (string) preg_replace('~[^bkmgtpezy]~i', '', $size); // Remove the non-unit characters from the size.
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$size = (float) preg_replace('~[^0-9\.]~', '', $size); // Remove the non-numeric characters from the size.
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if ($unit !== '') {
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// Find the position of the unit in the ordered string which is the power of magnitude to multiply a kilobyte by.
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return round($size * pow(1024, (float) stripos('bkmgtpezy', $unit[0])));
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}
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return round($size);
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}
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}
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if (! function_exists('format_bytes')) {
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/**
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* Adapted from https://stackoverflow.com/a/2510459
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*/
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function formatBytes(float $bytes, int $precision = 2): string
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{
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$units = ['B', 'KiB', 'MiB', 'GiB', 'TiB'];
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$bytes = max($bytes, 0);
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$pow = floor(($bytes ? log($bytes) : 0) / log(1024));
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$pow = min($pow, count($units) - 1);
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$bytes /= pow(1024, $pow);
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return round($bytes, $precision) . $units[$pow];
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}
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}
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