MRBS 1.12.2 等保2.0二级整改完整提交

包含：登录失败锁定、90天密码有效期、30分钟会话超时、强制改密、登录审计日志、屏幕水印、企业背景图、备案信息固定底部、favicon、JS空集合保护、会话过期体验优化（403 JSON）、display_errors 关闭、固定 key 根治 Integrity check failed 等全部改动注意：config.inc.php/.htaccess/.user.ini 含敏感信息，通过 .gitignore 排除，勿推送到公开仓库。
2026-09-09 16:55:02 +08:00
commit 1ba6efd8ed
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+<?php
+declare(strict_types=1);
+namespace MRBS\Intl;
+
+class IntlDatePatternConverter
+{
+  private const QUOTE_CHAR = "'";
+
+  private $formatter;
+
+  public function __construct(Formatter $formatter)
+  {
+    $this->formatter = $formatter;
+  }
+
+
+  public function convert(string $pattern) : string
+  {
+    // Parse the pattern
+    // See https://unicode-org.github.io/icu/userguide/format_parse/datetime/
+    // "Note: Any characters in the pattern that are not in the ranges of [‘a’..’z’] and
+    // [‘A’..’Z’] will be treated as quoted text. For instance, characters like ':', '.',
+    // ' ', '#' and '@' will appear in the resulting time text even they are not enclosed
+    // within single quotes. The single quote is used to ‘escape’ letters. Two single
+    // quotes in a row, whether inside or outside a quoted sequence, represent a ‘real’
+    // single quote."
+    $format = '';
+    $token = '';
+    $token_char = null;
+    $in_quotes = false;
+    // Split the string into an array of multibyte characters
+    $chars = preg_split("//u", $pattern, 0, PREG_SPLIT_NO_EMPTY);
+
+    while (null !== ($char = array_shift($chars)))
+    {
+      $is_token_char = !$in_quotes && preg_match("/^[a-z]$/i", $char);
+      if ($is_token_char)
+      {
+        // The start of a token
+        if (!isset($token_char))
+        {
+          $token_char = $char;
+          $token = $char;
+        }
+        // The continuation of a token
+        elseif ($char === $token_char)
+        {
+          $token .= $char;
+        }
+        // The end of a token and the beginning of a new one
+        else
+        {
+          $format .= $this->formatter->convert($token);
+          $token_char = $char;
+          $token = $char;
+        }
+      }
+      // Check to see if a token has just ended, ie we've either got
+      // a non-token character or there are no more characters left.
+      if (($token !== '') && (!$is_token_char || empty($chars)))
+      {
+        $format .= $this->formatter->convert($token);
+        $token = '';
+        $token_char = null;
+      }
+
+      // Quoted text
+      if (!$is_token_char)
+      {
+        // If it's not a quote just add the character to the format
+        if ($char !== self::QUOTE_CHAR)
+        {
+          $format .= $this->formatter->escape($char);
+        }
+        // Otherwise we have to work out whether the quote is the start or end of a
+        // quoted sequence, or part of an escaped quote
+        else
+        {
+          // Get the next character
+          $char = array_shift($chars);
+          if (isset($char))
+          {
+            // If it is a quote then it's an escaped quote and add it to the format
+            if ($char === self::QUOTE_CHAR)
+            {
+              $format .= $this->formatter->escape($char);
+            }
+            // Otherwise it's either the start or end of a quoted section.
+            // Toggle $in_quotes and add the character to the format if we're in quotes,
+            // or else replace it so that it gets handled properly next time round.
+            else
+            {
+              $in_quotes = !$in_quotes;
+              if ($in_quotes)
+              {
+                $format .= $this->formatter->escape($char);
+              }
+              else
+              {
+                array_unshift($chars, $char);
+              }
+            }
+          }
+        }
+      }
+    }
+
+    return $format;
+  }
+
+}