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- 2023-11-3

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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: s" j7 k8 E" e+ ]
- <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 (
5 b+ c2 B# P# J! C5 M - @character_name NVARCHAR(40)
6 t; d1 F( h, o+ Y' ?4 L/ S1 w - )
2 s; @+ y& R( b6 m - RETURNS TINYINT
% f( {, |+ j1 L- C7 A& r0 S% ~: F% K - AS
% X7 _0 U4 D+ d1 _5 i$ j1 k - BEGIN
- }3 y5 C `1 e/ S4 K - DECLARE @result TINYINT = 0;) {9 A; j8 l" d# v) m
- DECLARE @char NVARCHAR(1);+ c% E; Q; R2 c1 u7 r
- DECLARE @i INT = 1;
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- -- 遍历每个字符,检查是否合法
* ~, ^5 R. v( a- S$ p - WHILE @i <= LEN(@character_name)
Z. A" c; X/ L, e' d - BEGIN0 z( I' X. t/ f
- SET @char = SUBSTRING(@character_name, @i, 1);
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- -- 检查是否为中文、英文、数字或允许的特殊符号( {7 ?1 D+ }# }6 W' t! I
- IF NOT (
# s( x Y* ?. M1 R - -- 中文字符范围 (基本多文种平面): N& K! R, X# M0 o0 U! g% l
- UNICODE(@char) BETWEEN 0x4E00 AND 0x9FFF OR
! A' @( L; |& ]. P( f& f, ~$ V9 O0 f - -- 英文字母和数字
2 J0 @3 X2 |! S6 D2 N - @char LIKE '[a-zA-Z0-9]' OR) y! w! W/ n1 m3 k- _
- -- 允许的特殊符号# O9 l! K7 e# O' J: D
- @char LIKE '[_ -]'. o: l; C% L6 b, |( W. r2 V1 }: t
- )
0 M! D* F1 D& G. A4 k: g# Q( F - BEGIN6 k" F8 [2 t) v7 f' a# x
- SET @result = 1;: _$ i9 V1 S% h+ Q
- BREAK;
) Y) Q" O; o6 R$ j* s - END
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/ V# X+ F2 R. g8 @) w8 Y - SET @i = @i + 1;
, ]! T5 }# f. D - END;, T) ^) i! w1 r. y$ X& n" @) M
- 7 n1 r* e8 L8 A1 m; R
- -- 检查是否在非法名称列表中
; L9 f8 b) X+ a2 |0 _, q - IF EXISTS (
# u( Z* {, _' G, l" \ - SELECT 1
5 P1 L8 i8 `- j0 B - FROM dbo.illegal_character_names 8 i' p4 [. p& z# l9 b; [
- WHERE @character_name LIKE '%' + partial_name + '%'" O+ [# l7 [1 g
- )
* N% a* C& P7 i$ t: A7 `# Y - SET @result = 1;
C1 C5 s$ e" B' X -
$ l7 S- ~/ v+ g7 Y" j& Y - RETURN @result;3 l# T3 Y" n J7 X
- END</span>2 K R/ E: Y' X4 |3 `' m6 [
复制代码 插入屏蔽的字符0 Z# l; b+ x' A! s" I4 y" }
- -- 插入非法名称列表(明确列名并使用N前缀)0 l+ G) J5 e1 s' H2 r1 m
- INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%****%');5 M1 z1 j! L7 d5 S
- INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%nigg%');: O/ N( q; o! }) K4 }" e
- INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%wank%');( G; e" A" k0 A7 ~3 k. x
- INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%whore%');
# N: o& u- E% I5 R* C+ P. z - 2 m# G% S) S" }1 \0 @$ T' w
- -- 示例:查询包含敏感词的角色名
' M7 e. g" A' P6 G - SELECT *
' ~5 j4 r) j) U& J) {0 M7 T - FROM dbo.characters
! H$ E$ r" e" H/ i) D - WHERE EXISTS (" y; p2 z1 Q4 ?
- SELECT 1
" M4 Y. c& _1 T+ T+ e - FROM dbo.illegal_character_names
$ `6 L$ h% C4 v2 d, W - WHERE characters.name LIKE N'%' + illegal_character_names.partial_name + N'%'
( y- F$ U' F# h% c - );
复制代码 修改储存过程 SP_CHAR_CREATE 里面数据; v x: o- A, L F: L0 d) M9 O
原始为:
9 a* P$ B1 P2 B* _! c- EXEC sp_char_name_check @character_name, @v_ret OUTPUT# F& p; W. M$ u6 i* [. `
0 ^7 `, q# ]/ T; j @: \+ R- IF @v_ret < 0
6 l; A) C& u. r* _) d7 {0 B - BEGIN
3 p. u2 u0 a7 G* F - SET @sp_rtn = @v_ret- Y6 C5 {2 b$ \2 I
- RETURN
. ]. ?3 a. U/ t7 w' }, }( I - END
复制代码 修改为:
4 y+ k% k, I5 n' O% u7 t% {- IF (dbo.NameBlock(@character_name) = 1)
, w7 `- X4 A( A - BEGIN
& u; g3 `. K) b+ {3 _0 i4 w* C* S - SET @sp_rtn = -121 u$ C7 w! s. y/ U( W6 @
- RETURN6 {$ q, C0 \, a, f
- END
复制代码
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