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建立新的限制表
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- CREATE TABLE illegal_character_names (partial_name varchar(30))
复制代码 建立新的函数1 c Y1 j! W' B2 p: j# Q
- <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 (
3 q0 W4 C. B4 ?; Y) Y% m - @character_name NVARCHAR(40)/ z7 [0 g' K8 d( |& D, S
- )4 [$ D" E6 P* |# y/ o
- RETURNS TINYINT
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- BEGIN' E6 Y8 {+ `8 y. U/ q7 ?; a$ R' D& @
- DECLARE @result TINYINT = 0;' u" S: C1 Z$ M/ t$ x0 j* Z
- DECLARE @char NVARCHAR(1);
2 O' E: g( d8 i7 s - DECLARE @i INT = 1;
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) o' X: \! u2 ] - -- 遍历每个字符,检查是否合法
( y% @" T& u {2 O; l - WHILE @i <= LEN(@character_name)- \7 W5 r4 w ]# x- S! J9 _
- BEGIN) R; E2 {8 K8 j/ G3 ?
- SET @char = SUBSTRING(@character_name, @i, 1);
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' D! z; F6 Z3 m# U$ S - -- 检查是否为中文、英文、数字或允许的特殊符号
2 C8 C, w2 [4 w0 @ - IF NOT (/ Q5 w6 d `9 `( ~
- -- 中文字符范围 (基本多文种平面), F, C" Z/ I% ^0 P
- UNICODE(@char) BETWEEN 0x4E00 AND 0x9FFF OR3 n2 _/ r5 a3 S! w- w( l4 _2 w
- -- 英文字母和数字6 H) @% z# g5 q- B9 a2 B+ a
- @char LIKE '[a-zA-Z0-9]' OR) t! t' o; |; V( s9 k/ F
- -- 允许的特殊符号
, s% K1 ?/ _- Y, \9 ~4 Y, w - @char LIKE '[_ -]'
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- BEGIN V% r8 @4 v2 Q8 N4 N) A l
- SET @result = 1;1 M" K/ N, k" C! j% K3 w8 e# C
- BREAK;
0 D' R2 c* B4 v - END
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! M+ @2 h- N5 B' s - SET @i = @i + 1;: b1 }; [' {9 A% I
- END;
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" x* r" p3 s' o9 l' Z5 M - -- 检查是否在非法名称列表中
0 g% _+ R. x. s: @; U( e2 ^ - IF EXISTS (
+ q4 H# X% k. j6 m- S0 @4 d3 V - SELECT 1
4 |1 Z3 Q" n E: N; o- P( B - FROM dbo.illegal_character_names % n( D; [% B/ [. R& Y5 M! k
- WHERE @character_name LIKE '%' + partial_name + '%'5 s3 w) s, F; q% ~8 d4 q
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- SET @result = 1;
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4 {' ]6 r7 g7 z, z# L - RETURN @result;$ q. r# T" C4 g8 ?* ]. E: z8 h t
- END</span>
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复制代码 插入屏蔽的字符
' t# l. a1 ~: ^3 d- -- 插入非法名称列表(明确列名并使用N前缀)
! x/ `+ M D2 O. w! }% s - INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%****%');
6 |5 S1 ~& U" x z$ r9 z g - INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%nigg%');
3 g4 y5 R$ d [" S - INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%wank%');& P* G z$ i; r! @. E
- INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%whore%');8 r: K. p$ q& a) J
- , U3 o: u5 q, ~" J5 \8 ?7 T
- -- 示例:查询包含敏感词的角色名, Z$ \: o; O5 h( |# {" s- O
- SELECT * : ~* B( v) Z- M8 m9 H' O
- FROM dbo.characters
4 Z; g f& I, O6 k - WHERE EXISTS (
7 U$ Y; P2 K' x% S' U" Y - SELECT 1
' O! Q! q `5 U" I) G4 Z% k - FROM dbo.illegal_character_names
0 b# [! c$ O! ?8 L - WHERE characters.name LIKE N'%' + illegal_character_names.partial_name + N'%' |( K9 `: v+ I0 j' o" e) d! z
- );
复制代码 修改储存过程 SP_CHAR_CREATE 里面数据$ d; I$ j2 h: b+ ~$ p5 m
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- EXEC sp_char_name_check @character_name, @v_ret OUTPUT
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- IF @v_ret < 0
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- SET @sp_rtn = @v_ret
4 ^$ W. Y* C6 `2 \& t - RETURN: S# L* G0 i: q3 I7 n9 j5 M
- END
复制代码 修改为:
% J; |2 G* t) P& N0 Z- IF (dbo.NameBlock(@character_name) = 1)
5 o5 |( j& J, n0 Y3 q) x. U; O - BEGIN& J( g0 Z; M ~! M6 T+ l* M
- SET @sp_rtn = -12
r& n( K/ o" C; r: A1 N - RETURN
/ h% Z$ ^' e! y2 w( a8 z6 M4 p; u( ` - END
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