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建立新的限制表) ]& `0 C1 t v' ], O0 }
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- CREATE TABLE illegal_character_names (partial_name varchar(30))
复制代码 建立新的函数
. v0 o7 C h/ ^* u9 A0 k5 ]; m- <span style="color: rgb(28, 31, 35); font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", "SF Pro SC", "SF Pro Display", "SF Pro Icons", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif; font-size: medium; white-space: pre; background-color: rgb(255, 255, 255);">CREATE FUNCTION dbo.check_valid_character_name (
* L8 g- i7 B Q* k - @character_name NVARCHAR(40)
! l: Y! n3 i) k1 Q - )
) {6 [$ R" C ]/ M! T& ~2 l - RETURNS TINYINT$ x% O# r% L2 N) K% u6 m2 A
- AS
+ c2 w' G+ u( S0 @! Y7 R% w" [ - BEGIN
! [1 |8 z, a& V2 h S - DECLARE @result TINYINT = 0;
3 {. C7 T. J" S5 L5 Q - DECLARE @char NVARCHAR(1);" F: \7 ^. H! g' Q; v: x4 b
- DECLARE @i INT = 1;
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) Y( J9 U u( m. U- M9 R4 | - -- 遍历每个字符,检查是否合法+ e& P) o: \& J& ~
- WHILE @i <= LEN(@character_name)' J; Y- _* \( Y2 t2 U. \5 E
- BEGIN/ k/ O4 O) e/ G% x8 {
- SET @char = SUBSTRING(@character_name, @i, 1);$ F6 C" p' S$ W4 K6 ^( v
- ! S& J g2 K& Q
- -- 检查是否为中文、英文、数字或允许的特殊符号
2 }6 ]2 q3 w* ^( ?/ Z* u - IF NOT (- c1 b( n0 ^$ p! `8 b: b- d
- -- 中文字符范围 (基本多文种平面)
x5 s" Z- |1 k; x - UNICODE(@char) BETWEEN 0x4E00 AND 0x9FFF OR
! }3 r x! s9 H8 Q9 V, N8 Z - -- 英文字母和数字
" E7 G9 k" k. p3 B - @char LIKE '[a-zA-Z0-9]' OR% Y9 V, t. z$ S* K
- -- 允许的特殊符号
2 U& B& J" v3 d* \( F - @char LIKE '[_ -]'1 I, x+ d! f; a9 J
- )
' }! ]5 _* k" L5 m$ I - BEGIN/ V( g4 w* {' w2 E6 k) ~* L' A
- SET @result = 1;
4 n$ L' [1 c. B7 Y - BREAK;
% k- E8 a' v0 J6 S - END
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! _ |; Q) m7 \: u+ } q0 s8 a! D - SET @i = @i + 1;9 W5 {- a# F y8 L4 E& h/ Z1 L1 J
- END;
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- -- 检查是否在非法名称列表中8 e% a) s, D* l0 @9 k/ s
- IF EXISTS (
9 Z9 w) m2 {( u1 F; X9 p5 d - SELECT 1
5 d% f! e$ k7 |& D" t' y8 J- a2 s - FROM dbo.illegal_character_names
: j) K* }- h7 f" o& N0 { - WHERE @character_name LIKE '%' + partial_name + '%'3 ^ P( c6 w5 i" k7 n
- )
( U% y' f( \9 h! w) K - SET @result = 1;
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/ |4 s9 ?8 r* P/ I, k$ [! Y - RETURN @result;- M/ v6 o9 [5 `% u- [6 m
- END</span>/ h, a# M f2 ]% e9 U
复制代码 插入屏蔽的字符
0 `; z% _+ ]0 B5 a+ u( v% [- -- 插入非法名称列表(明确列名并使用N前缀)
2 C6 ^! U+ F' l0 n5 n0 u+ l - INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%****%');
2 a% m; b' B2 n, \" N2 e/ k& I% ~ - INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%nigg%');
3 n# A% ` z0 O4 y7 u/ i" ]; M* k/ M: d - INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%wank%');! Z; _& }+ m+ k' z0 l7 {1 i
- INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%whore%');
3 F; l+ t) [) n* m9 c
8 o' y! B" O* Q- -- 示例:查询包含敏感词的角色名$ B6 e2 @7 o3 e3 Q$ o8 r# f
- SELECT *
6 K, n5 U0 `" d- g6 D - FROM dbo.characters 4 a4 f# m+ h7 g
- WHERE EXISTS (- M# i6 X! u, ~9 G v
- SELECT 1 V$ |, A# o# e- u# ]
- FROM dbo.illegal_character_names , z; x& o' ^7 y; U
- WHERE characters.name LIKE N'%' + illegal_character_names.partial_name + N'%'
# F* ~! K! G2 ?) V6 F8 E2 { - );
复制代码 修改储存过程 SP_CHAR_CREATE 里面数据- b0 p+ B& W) ?% _
原始为:
3 J! z, g3 P7 r0 v7 C- EXEC sp_char_name_check @character_name, @v_ret OUTPUT6 x% w; o; U, ~2 R3 k4 {, A
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- IF @v_ret < 0 / L2 u; n2 x0 i, x% ~1 l& C* s
- BEGIN
7 w0 N5 R& H9 p2 ?' ? T2 C - SET @sp_rtn = @v_ret- u& r: a, g, M0 q* `
- RETURN) v9 p- q. L& H3 j2 }
- END
复制代码 修改为:
: q8 s, t& P6 t4 R) f: Y- IF (dbo.NameBlock(@character_name) = 1). P9 l4 S' F3 l1 c: o. W
- BEGIN
1 ^3 S6 Q" J. O: T - SET @sp_rtn = -12
* s* C4 d, i) ?1 O3 o) M3 b - RETURN
1 `& j8 q$ a" V - END
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