Zen Cart 源代码 password

Zen Cart 源代码 password_funcs.php

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文件名: password_funcs.php
文件类型: PHP文件
文件大小: 4.02 KiB
MD5: 80b55c6e8b4db44c3bba17aa1c3d9839

password_funcs.php - 打开高亮: <?php /** * password_funcs functions * * @package functions * @copyright Copyright 2003-2012 Zen Cart Development Team * @copyright Portions Copyright 2003 osCommerce * @license http://www.zen-cart.com/license/2_0.txt GNU Public License V2.0 * @version GIT: $Id: Author: Ian Wilson Wed Aug 29 13:38:15 2012 +0100 Modified in v1.5.1 $ */ //// // This function validates a plain text password with an encrpyted password function zen_validate_password($plain, $encrypted) { if (zen_not_null($plain) && zen_not_null($encrypted)) { // split apart the hash / salt $stack = explode(':', $encrypted); if (sizeof($stack) != 2) return false; if (md5($stack[1] . $plain) == $stack[0]) { return true; } } return false; } //// // This function makes a new password from a plaintext password. function zen_encrypt_password($plain) { $password = ''; for ($i = 0; $i < 10; $i++) { $password .= zen_rand(); } $salt = substr(md5($password), 0, 2); $password = md5($salt . $plain) . ':' . $salt; return $password; } //// function zen_create_random_value($length, $type = 'mixed') { if (($type != 'mixed') && ($type != 'chars') && ($type != 'digits')) return false; $rand_value = ''; while (strlen($rand_value) < $length) { if ($type == 'digits') { $char = zen_rand(0, 9); } else { $char = chr(zen_rand(0, 255)); } if ($type == 'mixed') { if (preg_match('/^[a-z0-9]$/i', $char)) $rand_value .= $char; } elseif ($type == 'chars') { if (preg_match('/^[a-z]$/i', $char)) $rand_value .= $char; } elseif ($type == 'digits') { if (preg_match('/^[0-9]$/', $char)) $rand_value .= $char; } } if ($type == 'mixed' && !preg_match('/^(?=.*[\w]+.*)(?=.*[\d]+.*)[\d\w]{' . $length . ',}$/', $rand_value)) { $rand_value .= zen_rand(0, 9); } return $rand_value; } function zen_get_entropy($seed) { $entropy = ''; $fp = @fopen('/dev/urandom', 'rb'); if ($fp !== FALSE) { $entropy .= @fread($fp, 16); // echo "USING /dev/random" . "<br>"; @fclose($fp); } // MS-Windows platform? if (@class_exists('COM')) { // http://msdn.microsoft.com/en-us/library/aa388176(VS.85).aspx try { $CAPI_Util = new COM('CAPICOM.Utilities.1'); $entropy .= $CAPI_Util->GetRandom(16, 0); if ($entropy) { $entropy = md5($entropy, TRUE); //echo "USING WINDOWS" . "<br>"; } } catch (Exception $ex) { // echo 'Exception: ' . $ex->getMessage(); } } if (strlen($entropy) < 16) { $entropy = sha1_file('/includes/configure.php'); $entropy .= microtime() . mt_rand() . $seed; //echo "USING FALLBACK" . "<br>"; } return sha1($entropy); } function zen_create_PADSS_password($length = 8) { $charsAlpha = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; $charsNum = '0123456789'; $charsMixed = $charsAlpha . $charsNum; $password = ""; for ($i = 0; $i < $length; $i++) { $addChar = substr($charsMixed, zen_pwd_rand(0, strlen($charsMixed) - 1), 1); while (strpos($password, $addChar)) { $addChar = substr($charsMixed, zen_pwd_rand(0, strlen($charsMixed) - 1), 1); } $password .= $addChar; } if (!preg_match('/[0-9]/', $password)) { $addChar = substr($charsNum, zen_pwd_rand(0, strlen($charsNum) - 1), 1); $addPos = zen_pwd_rand(0, strlen($password) - 1); $password[$addPos] = $addChar; } return $password; } function zen_pwd_rand($min = 0, $max = 10) { static $seed; if (!isset($seed)) $seed = zen_get_entropy(microtime()); $random = zen_get_entropy($seed); $random .= zen_get_entropy($random); $random = sha1($random); $random = substr($random, 0, 8); $value = abs(hexdec($random)); $value = $min + (($max - $min + 1) * ($value / (4294967295 + 1))); $value = abs(intval($value)); return $value; }