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author | Mario <mario@mariovavti.com> | 2021-11-09 09:10:19 +0000 |
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committer | Mario <mario@mariovavti.com> | 2021-11-09 09:10:19 +0000 |
commit | fe7ecede700fe04631d23f36473e697ce2b364dc (patch) | |
tree | e713fc39dba500a25cb2acf8561e286fb8b41ff0 /vendor/jbroadway/urlify/URLify.php | |
parent | 42de18d96d201d74e5df3ed1b8f6132cb00357b6 (diff) | |
parent | 089708ab9f90309a0c27ae633cf8f2604fce1170 (diff) | |
download | volse-hubzilla-fe7ecede700fe04631d23f36473e697ce2b364dc.tar.gz volse-hubzilla-fe7ecede700fe04631d23f36473e697ce2b364dc.tar.bz2 volse-hubzilla-fe7ecede700fe04631d23f36473e697ce2b364dc.zip |
Merge branch '6.4RC'6.4
Diffstat (limited to 'vendor/jbroadway/urlify/URLify.php')
-rw-r--r-- | vendor/jbroadway/urlify/URLify.php | 591 |
1 files changed, 591 insertions, 0 deletions
diff --git a/vendor/jbroadway/urlify/URLify.php b/vendor/jbroadway/urlify/URLify.php new file mode 100644 index 000000000..be46bd83a --- /dev/null +++ b/vendor/jbroadway/urlify/URLify.php @@ -0,0 +1,591 @@ +<?php + +/** + * A fast PHP slug generator and transliteration library, started as a PHP port of URLify.js + * from the Django project + fallback via "Portable ASCII". + * + * - https://github.com/django/django/blob/master/django/contrib/admin/static/admin/js/urlify.js + * - https://github.com/voku/portable-ascii + * + * Handles symbols from latin languages, Arabic, Azerbaijani, Bulgarian, Burmese, Croatian, Czech, Danish, Esperanto, + * Estonian, Finnish, French, Switzerland (French), Austrian (French), Georgian, German, Switzerland (German), + * Austrian (German), Greek, Hindi, Kazakh, Latvian, Lithuanian, Norwegian, Persian, Polish, Romanian, Russian, Swedish, + * Serbian, Slovak, Turkish, Ukrainian and Vietnamese ... and many other via "ASCII::to_transliterate()". + */ +class URLify +{ + /** + * The language-mapping array. + * + * ISO 639-1 codes: https://en.wikipedia.org/wiki/List_of_ISO_639-1_codes + * + * @var array[] + */ + public static $maps = []; + + /** + * List of words to remove from URLs. + * + * @var array[] + */ + public static $remove_list = []; + + /** + * An array of strings that will convert into the separator-char - used by "URLify::filter()". + * + * @var string[] + */ + private static $arrayToSeparator = []; + + /** + * Add new strings the will be replaced with the separator. + * + * @param array $array <p>An array of things that should replaced by the separator.</p> + * @param bool $merge <p>Keep the previous (default) array-to-separator array.</p> + * + * @return void + * + * @psalm-param string[] $array + */ + public static function add_array_to_separator(array $array, bool $merge = true) + { + if ($merge === true) { + self::$arrayToSeparator = \array_unique( + \array_merge( + self::$arrayToSeparator, + $array + ) + ); + } else { + self::$arrayToSeparator = $array; + } + } + + /** + * Add new characters to the list. `$map` should be a hash. + * + * @param array $map + * @param string|null $language + * + * @return void + * + * @psalm-param array<string, string> $map + */ + public static function add_chars(array $map, string $language = null) + { + $language_key = $language ?? \uniqid('urlify', true); + + if (isset(self::$maps[$language_key])) { + self::$maps[$language_key] = \array_merge($map, self::$maps[$language_key]); + } else { + self::$maps[$language_key] = $map; + } + } + + /** + * @return void + */ + public static function reset_chars() + { + self::$maps = []; + } + + /** + * Transliterates characters to their ASCII equivalents. + * $language specifies a priority for a specific language. + * The latter is useful if languages have different rules for the same character. + * + * @param string $string <p>The input string.</p> + * @param string $language <p>Your primary language.</p> + * @param string $unknown <p>Character use if character unknown. (default is ?).</p> + * + * @return string + */ + public static function downcode( + string $string, + string $language = 'en', + string $unknown = '' + ): string { + $string = self::expandString($string, $language); + + foreach (self::$maps as $mapsInner) { + foreach ($mapsInner as $orig => $replace) { + $string = \str_replace($orig, $replace, $string); + } + } + + $string = \voku\helper\ASCII::to_ascii( + $string, + $language, + false, + true + ); + + return \voku\helper\ASCII::to_transliterate( + $string, + $unknown, + false + ); + } + + /** + * Convert a String to URL slug. Wraps <strong>filter()</strong> with a simpler + * set of defaults for typical usage in generating blog post slugs. + * + * @param string $string <p>The text you want to convert.</p> + * @param int $maxLength <p>Max. length of the output string, set to "0" (zero) to + * disable it</p> + * @param string $separator <p>Define a new separator for the words.</p> + * @param string $language <p>The language you want to convert to.</p> + */ + public static function slug( + string $string, + int $maxLength = 200, + string $separator = '-', + string $language = 'en' + ): string { + return self::filter ($string, $maxLength, $language, false, false, true, $separator); + } + + /** + * Convert a String to URL. + * + * e.g.: "Petty<br>theft" to "Petty-theft" + * + * @param string $string <p>The text you want to convert.</p> + * @param int $maxLength <p>Max. length of the output string, set to "0" (zero) to + * disable it</p> + * @param string $language <p>The language you want to convert to.</p> + * @param bool $fileName <p> + * Keep the "." from the extension e.g.: "imaäe.jpg" => + * "image.jpg" + * </p> + * @param bool $removeWords <p> + * Remove some "words" from the string.<br /> + * Info: Set extra words via <strong>remove_words()</strong>. + * </p> + * @param bool $strToLower <p>Use <strong>strtolower()</strong> at the end.</p> + * @param bool|string $separator <p>Define a new separator for the words.</p> + * + * @return string + */ + public static function filter( + string $string, + int $maxLength = 200, + string $language = 'en', + bool $fileName = false, + bool $removeWords = false, + bool $strToLower = true, + $separator = '-' + ): string { + if ($string === '') { + return ''; + } + + // fallback + if ($language === '') { + $language = 'en'; + } + + // separator-fallback + if ($separator === false) { + $separator = '_'; + } + if ($separator === true || $separator === '') { + $separator = '-'; + } + + // escaped separator + $separatorEscaped = \preg_quote($separator, '/'); + + // use defaults, if there are no values + if (self::$arrayToSeparator === []) { + self::reset_array_to_separator(); + } + + // remove apostrophes which are not used as quotes around a string + if (\strpos($string, "'") !== false) { + $stringTmp = \preg_replace("/(\w)'(\w)/u", '${1}${2}', $string); + if ($stringTmp !== null) { + $string = (string) $stringTmp; + } + } + + // replace with $separator + $string = (string) \preg_replace( + self::$arrayToSeparator, + $separator, + $string + ); + + // remove all other html-tags + if ( + \strpos($string, '<') !== false + || + \strpos($string, '>') !== false + ) { + $string = \strip_tags($string); + } + + // use special language replacer + $string = self::downcode($string, $language); + + // replace with $separator, again + $string = (string) \preg_replace( + self::$arrayToSeparator, + $separator, + $string + ); + + // remove all these words from the string before urlifying + $removeWordsSearch = '//'; + if ($removeWords === true) { + $removeList = self::get_remove_list($language); + if ($removeList !== []) { + $removeWordsSearch = '/\b(?:' . \implode('|', $removeList) . ')\b/ui'; + } + } + + // keep the "." from e.g.: a file-extension? + if ($fileName) { + $removePatternAddOn = '.'; + } else { + $removePatternAddOn = ''; + } + + $string = (string) \preg_replace( + [ + // 1) remove un-needed chars + '/[^' . $separatorEscaped . $removePatternAddOn . '\-a-zA-Z0-9\s]/u', + // 2) convert spaces to $separator + '/[\s]+/u', + // 3) remove some extras words + $removeWordsSearch, + // 4) remove double $separator's + '/[' . ($separatorEscaped ?: ' ') . ']+/u', + // 5) remove $separator at the end + '/[' . ($separatorEscaped ?: ' ') . ']+$/u', + ], + [ + '', + $separator, + '', + $separator, + '', + ], + $string + ); + + // "substr" only if "$length" is set + if ( + $maxLength + && + $maxLength > 0 + && + \strlen($string) > $maxLength + ) { + $string = (string) \substr(\trim($string, $separator), 0, $maxLength); + } + + // convert to lowercase + if ($strToLower === true) { + $string = \strtolower($string); + } + + // trim "$separator" from beginning and end of the string + return \trim($string, $separator); + } + + /** + * Append words to the remove list. Accepts either single words or an array of words. + * + * @param string|string[] $words + * @param string $language + * @param bool $merge <p>Keep the previous (default) remove-words array.</p> + * + * @return void + */ + public static function remove_words($words, string $language = 'en', bool $merge = true) + { + if (\is_array($words) === false) { + $words = [$words]; + } + + foreach ($words as $removeWordKey => $removeWord) { + $words[$removeWordKey] = \preg_quote($removeWord, '/'); + } + + if ($merge === true) { + self::$remove_list[$language] = \array_unique( + \array_merge( + self::get_remove_list($language), + $words + ) + ); + } else { + self::$remove_list[$language] = $words; + } + } + + /** + * Reset the internal "self::$arrayToSeparator" to the default values. + * + * @return void + */ + public static function reset_array_to_separator() + { + self::$arrayToSeparator = [ + '/"|&|<|>|–|—/i', // ", &, <, >, –, — + '/⁻|-|—|_|"|`|´|\'/', + "#/\r\n|\r|\n|<br.*/?>#isU", + ]; + } + + /** + * reset the word-remove-array + * + * @param string $language + * + * @return void + */ + public static function reset_remove_list(string $language = 'en') + { + if ($language === '') { + return; + } + + $language_orig = $language; + $language = self::get_language_for_reset_remove_list($language); + if ($language === '') { + return; + } + + $stopWords = new \voku\helper\StopWords(); + + try { + self::$remove_list[$language_orig] = $stopWords->getStopWordsFromLanguage($language); + } catch (\voku\helper\StopWordsLanguageNotExists $e) { + self::$remove_list[$language_orig] = []; + } + } + + /** + * Alias of `URLify::downcode()`. + * + * @param string $string + * @param string $language + * + * @return string + */ + public static function transliterate(string $string, string $language = 'en'): string + { + return self::downcode($string, $language); + } + + /** + * Expands the given string replacing some special parts for words. + * e.g. "lorem@ipsum.com" is replaced by "lorem at ipsum dot com". + * + * Most of these transformations have been inspired by the pelle/slugger + * project, distributed under the Eclipse Public License. + * Copyright 2012 Pelle Braendgaard + * + * @param string $string The string to expand + * @param string $language + * + * @return string The result of expanding the string + */ + protected static function expandString(string $string, string $language = 'en'): string + { + $string = self::expandCurrencies($string, $language); + + return self::expandSymbols($string, $language); + } + + /** + * @param string $language + * + * @return string + */ + private static function get_language_for_reset_remove_list(string $language) + { + if ($language === '') { + return ''; + } + + if ( + \strpos($language, '_') === false + && + \strpos($language, '-') === false + ) { + $language = \strtolower($language); + } else { + $regex = '/(?<first>[a-z]{2}).*/i'; + $language = \strtolower((string) \preg_replace($regex, '$1', $language)); + } + + return $language; + } + + /** + * Expands the numeric currencies in euros, dollars, pounds + * and yens that the given string may include. + * + * @param string $string + * @param string $language + * + * @return string + */ + private static function expandCurrencies(string $string, string $language = 'en') + { + if ( + \strpos($string, '€') === false + && + \strpos($string, '$') === false + && + \strpos($string, '£') === false + && + \strpos($string, '¥') === false + ) { + return $string; + } + + if ($language === 'de') { + return (string) \preg_replace( + [ + '/(?:\s|^)(\d+)(?: )*€(?:\s|$)/', + '/(?:\s|^)\$(?: )*(\d+)(?:\s|$)/', + '/(?:\s|^)£(?: )*(\d+)(?:\s|$)/', + '/(?:\s|^)¥(?: )*(\d+)(?:\s|$)/', + '/(?:\s|^)(\d+)[.|,](\d+)(?: )*€(?:\s|$)/', + '/(?:\s|^)\$(?: )*(\d+)[.|,](\d+)(?:\s|$)/', + '/(?:\s|^)£(?: )*(\d+)[.|,](\d+)(?:\s|$)/', + ], + [ + ' \1 Euro ', + ' \1 Dollar ', + ' \1 Pound ', + ' \1 Yen ', + ' \1 Euro \2 Cent ', + ' \1 Dollar \2 Cent ', + ' \1 Pound \2 Pence ', + ], + $string + ); + } + + return (string) \preg_replace( + [ + '/(?:\s|^)1(?: )*€(?:\s|$)/', + '/(?:\s|^)(\d+)(?: )*€(?:\s|$)/', + '/(?:\s|^)\$(?: )*1(?:\s|$)/', + '/(?:\s|^)\$(?: )*(\d+)(?:\s|$)/', + '/(?:\s|^)£(?: )*1(?:\s|$)/', + '/(?:\s|^)£(?: )*(\d+)(?:\s|$)/', + '/(?:\s|^)¥(?: )*(\d+)(?:\s|$)/', + '/(?:\s|^)1[.|,](\d+)(?: )*€(?:\s|$)/', + '/(?:\s|^)(\d+)[.|,](\d+)(?: )*€(?:\s|$)/', + '/(?:\s|^)1[.|,](\d+)(?: )*$(?:\s|$)/', + '/(?:\s|^)\$(?: )*(\d+)[.|,](\d+)(?:\s|$)/', + '/(?:\s|^)1[.|,](\d+)(?: )*£(?:\s|$)/', + '/(?:\s|^)£(?: )*(\d+)[.|,](\d+)(?:\s|$)/', + ], + [ + ' 1 Euro ', + ' \1 Euros ', + ' 1 Dollar ', + ' \1 Dollars ', + ' 1 Pound ', + ' \1 Pounds ', + ' \1 Yen ', + ' 1 Euros \1 Cents ', + ' \1 Euros \2 Cents ', + ' 1 Dollars \1 Cents ', + ' \1 Dollars \2 Cents ', + ' 1 Pounds \1 Pence ', + ' \1 Pounds \2 Pence ', + ], + $string + ); + } + + /** + * Expands the special symbols that the given string may include, such as '@', '.', '#' and '%'. + * + * @param string $string + * @param string $language + * + * @return string + */ + private static function expandSymbols(string $string, string $language = 'en') + { + if ( + \strpos($string, '©') === false + && + \strpos($string, '®') === false + && + \strpos($string, '@') === false + && + \strpos($string, '&') === false + && + \strpos($string, '%') === false + && + \strpos($string, '=') === false + ) { + return $string; + } + + $maps = \voku\helper\ASCII::charsArray(true); + + return (string) \preg_replace( + [ + '/\s*©\s*/', + '/\s*®\s*/', + '/\s*@\s*/', + '/\s*&\s*/', + '/\s*%\s*/', + '/(\s*=\s*)/', + ], + [ + $maps['latin_symbols']['©'], + $maps['latin_symbols']['®'], + $maps['latin_symbols']['@'], + $maps[$language]['&'] ?? '&', + $maps[$language]['%'] ?? '%', + $maps[$language]['='] ?? '=', + ], + $string + ); + } + + /** + * return the "self::$remove_list[$language]" array + * + * @param string $language + * + * @return array<mixed> + */ + private static function get_remove_list(string $language = 'en') + { + // check for language + if ($language === '') { + return []; + } + + // set remove-array + if (!isset(self::$remove_list[$language])) { + self::reset_remove_list($language); + } + + // check for array + if ( + !isset(self::$remove_list[$language]) + || + empty(self::$remove_list[$language]) + ) { + return []; + } + + return self::$remove_list[$language]; + } +} |