From: Raphaƫl Gertz Date: Sun, 8 Aug 2021 12:38:02 +0000 (+0200) Subject: Last version before drop X-Git-Tag: 0.2.0~84 X-Git-Url: https://git.rapsys.eu/userbundle/commitdiff_plain/909c56ae1dbac678d9810893e9ab691c9f9aa38a?ds=sidebyside;hp=e1174c1eb4ece45e25930e368c7bdbf05e74aeaf Last version before drop --- diff --git a/Utils/Slugger.php b/Utils/Slugger.php index 8422f2c..f0438b6 100644 --- a/Utils/Slugger.php +++ b/Utils/Slugger.php @@ -65,13 +65,73 @@ class Slugger { $this->offset = array_reduce($split, function ($res, $a) use ($rev) { return $res += $rev[$a]; }, count($split)) % $this->count; } - //Short the string - public function short(string $string): string { + /** + * Flatten recursively an array + * + * @param array $data The data tree + * @param string|null $current The current prefix + * @param string $sep The key separator + * @param string $prefix The key prefix + * @param string $suffix The key suffix + * @return array The flattened data + */ + public function flatten($data, $current = null, $sep = '.', $prefix = '', $suffix = '') { + //Init result + $ret = []; + + //Look for data array + if (is_array($data)) { + //Iteare on each pair + foreach($data as $k => $v) { + //Merge flattened value in return array + $ret += $this->flatten($v, empty($current) ? $k : $current.$sep.$k, $sep, $prefix, $suffix); + } + //Look flat data + } else { + //Store data in flattened key + $ret[$prefix.$current.$suffix] = $data; + } + + //Return result + return $ret; + } + + /** + * Crypt and base64uri encode string + * + * @param string $data The data string + * @return string The hashed data + */ + public function hash(string $data): string { + //Return hashed data + //XXX: we use hash_hmac with md5 hash + //XXX: crypt was dropped because it provided identical signature for string starting with same pattern + return str_replace(['+','/'], ['-','_'], base64_encode(hash_hmac('md5', $data, $this->secret, true))); + } + + /** + * Serialize then short + * + * @param array $data The data array + * @return string The serialized and shorted data + */ + public function serialize(array $data): string { + //Return shorted serialized data + return $this->short(serialize($data)); + } + + /** + * Short + * + * @param string $data The data string + * @return string The shorted data + */ + public function short(string $data): string { //Return string $ret = ''; //Iterate on each character - foreach(str_split($string) as $k => $c) { + foreach(str_split($data) as $k => $c) { if (isset($this->rev[$c]) && isset($this->alpha[($this->rev[$c]+$this->offset)%$this->count])) { //XXX: Remap char to an other one $ret .= chr(($this->rev[$c] - $this->offset + $this->count) % $this->count); @@ -82,13 +142,44 @@ class Slugger { return str_replace(['+','/'], ['-','_'], base64_encode($ret)); } - //Unshort the string - public function unshort(string $string): string { + /** + * Convert string to safe slug + * + * @param string $data The data string + * @return string The slugged data + */ + function slug(string $data): string { + //Use Transliterator if available + if (class_exists('Transliterator')) { + $trans = \Transliterator::create('Any-Latin; Latin-ASCII; Lower()'); + return preg_replace(['/[^a-zA-Z0-9]+/', '/(^-+|-+$)/'], ['-', ''], $trans->transliterate($data)); + } + return preg_replace('/[\/_|+ -]+/', '-', strtolower(trim(preg_replace('/[^a-zA-Z0-9\/_|+ -]/', '', str_replace(['\'', '"'], ' ', iconv('UTF-8', 'ASCII//TRANSLIT', $data))), '-'))); + } + + /** + * Unshort then unserialize + * + * @param string $data The data string + * @return array The unshorted and unserialized data + */ + public function unserialize(string $data): array { + //Return unshorted unserialized string + return unserialize($this->unshort($data)); + } + + /** + * Unshort + * + * @param string $data The data string + * @return string The unshorted data + */ + public function unshort(string $data): string { //Return string $ret = ''; //Iterate on each character - foreach(str_split(base64_decode(str_replace(['-','_'], ['+','/'], $string))) as $c) { + foreach(str_split(base64_decode(str_replace(['-','_'], ['+','/'], $data))) as $c) { //XXX: Reverse map char to an other one $ret .= $this->alpha[(ord($c) + $this->offset) % $this->count]; } @@ -96,19 +187,4 @@ class Slugger { //Send result return $ret; } - - //Crypt and base64uri encode string - public function hash(string $string): string { - return str_replace(['+','/'], ['-','_'], base64_encode(crypt($string, $this->secret))); - } - - //Convert string to safe slug - function slug(string $string): string { - //Use Transliterator if available - if (class_exists('Transliterator')) { - $trans = \Transliterator::create('Any-Latin; Latin-ASCII; Lower()'); - return preg_replace(['/[^a-zA-Z0-9]+/', '/(^-+|-+$)/'], ['-', ''], $trans->transliterate($string)); - } - return preg_replace('/[\/_|+ -]+/', '-', strtolower(trim(preg_replace('/[^a-zA-Z0-9\/_|+ -]/', '', str_replace(['\'', '"'], ' ', iconv('UTF-8', 'ASCII//TRANSLIT', $string))), '-'))); - } }