From: Raphaël Gertz <git@rapsys.eu>
Date: Wed, 11 Aug 2021 18:36:58 +0000 (+0200)
Subject: Remove slugger utils (moved in rapsys_pack)
X-Git-Tag: 0.2.0~73
X-Git-Url: https://git.rapsys.eu/userbundle/commitdiff_plain/8c7e4a997b0702644721f19aadc9cce12594ea20?hp=ff811180315cd026ece71c33fbf90b8dea2f8e51

Remove slugger utils (moved in rapsys_pack)
---

diff --git a/Utils/Slugger.php b/Utils/Slugger.php
deleted file mode 100644
index f0438b6..0000000
--- a/Utils/Slugger.php
+++ /dev/null
@@ -1,190 +0,0 @@
-<?php
-
-namespace Rapsys\UserBundle\Utils;
-
-use Symfony\Component\DependencyInjection\ContainerInterface;
-
-class Slugger {
-	//The secret parameter
-	private $secret;
-
-	//The alpha array
-	private $alpha;
-
-	//The rev array
-	private $rev;
-
-	//The alpha array key number
-	private $count;
-
-	//The offset reduced from secret
-	private $offset;
-
-	//Retrieve secret and set offset from reduction
-	public function __construct(ContainerInterface $container) {
-		//Set secret
-		$this->secret = $_SERVER['APP_SECRET'] ?? $container->getParameter('kernel.secret');
-
-		//Pseudo-random alphabet
-		//XXX: use array flip and keys to workaround php "smart" that cast range('0', '9') as int instead of string
-		//XXX: The key count mismatch, count(alpha)>count(rev), resulted in a data corruption due to duplicate numeric values
-		//TODO: set this as a parameter generated once in a command ?
-		$this->alpha = array_keys(array_flip(array_merge(
-			range('^', '[', -1),
-			range('V', 'Z'),
-			range('9', '7', -1),
-			range('L', 'O'),
-			range('f', 'a', -1),
-			range('_', '`'),
-			range('3', '0', -1),
-			range('E', 'H'),
-			range('v', 'r', -1),
-			range('+', '/'),
-			range('K', 'I', -1),
-			range('g', 'j'),
-			range('=', ':', -1),
-			range('>', '@'),
-			range('m', 'k', -1),
-			range('4', '6'),
-			range('*', '%', -1),
-			range('n', 'q'),
-			range('U', 'P', -1),
-			range(' ', '$'),
-			range('D', 'A', -1),
-			range('w', 'z'),
-			range('~', '!', -1)
-		)));
-
-		//Init rev array
-		$this->count = count($rev = $this->rev = array_flip($this->alpha));
-
-		//Init split
-		$split = str_split($this->secret);
-
-		//Set offset
-		$this->offset = array_reduce($split, function ($res, $a) use ($rev) { return $res += $rev[$a]; }, count($split)) % $this->count;
-	}
-
-	/**
-	 * 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
-		$ret = '';
-
-		//Iterate on each character
-		foreach(str_split($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) % $this->count);
-			}
-		}
-
-		//Send result
-		return str_replace(['+','/'], ['-','_'], base64_encode($ret));
-	}
-
-	/**
-	 * 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(['-','_'], ['+','/'], $data))) as $c) {
-			//XXX: Reverse map char to an other one
-			$ret .= $this->alpha[(ord($c) + $this->offset) % $this->count];
-		}
-
-		//Send result
-		return $ret;
-	}
-}