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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3 \: e5 ?8 J5 S9 E( }8 r
- <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 (" v9 S+ h) k& @. ]: H# G7 o
- @character_name NVARCHAR(40)5 Z- `) y) |. H1 a9 T- _' o
- )
R4 ~! U; m: R& C6 ~7 Z - RETURNS TINYINT7 X( D' M6 s; P4 N$ P
- AS
: W5 }7 U5 A8 E6 u/ B# r - BEGIN, I; l9 a' O+ R' c) F+ I2 ^
- DECLARE @result TINYINT = 0;) i8 D5 Z& m3 g( X# X
- DECLARE @char NVARCHAR(1);, [6 Q# o1 a% ?
- DECLARE @i INT = 1; G7 C5 v0 W' j- R+ c
-
( y, `8 G1 `* E% Z6 y1 a+ u7 B- C - -- 遍历每个字符,检查是否合法9 z/ E- R- \, l5 ~% Z& M4 O _
- WHILE @i <= LEN(@character_name)7 Q- \) s3 ^. ]* M
- BEGIN% Z0 L# Z; @( g$ U' S' _! p
- SET @char = SUBSTRING(@character_name, @i, 1);7 s$ u6 P8 q& M1 b" p
-
, a3 W, E. I2 r& r- T# J - -- 检查是否为中文、英文、数字或允许的特殊符号
& W% l+ ?9 o$ |7 d1 T% r - IF NOT (
5 P6 o7 K f) p' J' d4 L" e5 ^ - -- 中文字符范围 (基本多文种平面)
3 i c/ p h# ^) i7 d- l - UNICODE(@char) BETWEEN 0x4E00 AND 0x9FFF OR
9 a ^$ o+ D) \7 K - -- 英文字母和数字8 N5 [$ p5 j/ k& `. o; W
- @char LIKE '[a-zA-Z0-9]' OR
4 A' O- H# ~$ a2 R& _) V7 x1 Y* N" F - -- 允许的特殊符号
! L" M; R4 X) G) |1 [3 T8 K* m - @char LIKE '[_ -]'4 ]3 b, I) R1 u. [7 d$ p( B
- )
) c' X1 {9 F( v0 h! y1 H/ x - BEGIN
2 y7 P( C& S8 L3 M - SET @result = 1;
3 ?! L/ H9 F" z4 N3 R" \ - BREAK;
2 c! s8 x7 u0 ~! L/ O - END
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- SET @i = @i + 1;* g1 ^+ T. V9 o! _9 Y o9 [( @
- END;
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- -- 检查是否在非法名称列表中
; Z! ~* K1 L' E- n' S5 R5 z; ]& D$ L - IF EXISTS (
& ~+ M# ~7 X: V8 n2 p - SELECT 1 8 ^6 |7 }/ E" G* e
- FROM dbo.illegal_character_names
' }. I1 G7 @% {4 @ - WHERE @character_name LIKE '%' + partial_name + '%'
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/ l; }: Q; _' R2 |" K8 y' h$ Q - SET @result = 1;# O2 d+ U$ C+ j' E8 \. q3 s
-
6 Z' p7 [5 N, z. Q2 @ - RETURN @result;" w$ `$ J S$ S
- END</span>1 L4 |0 B# y1 r' F5 L
复制代码 插入屏蔽的字符
) a3 V( s4 m6 m) E- V( ~$ E- -- 插入非法名称列表(明确列名并使用N前缀)
1 {% B+ k* N2 w0 ~" E; S - INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%****%');
0 e1 Y( ^% A8 z2 v0 n& I - INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%nigg%');
% S7 u. w5 F# t7 Q3 o1 x - INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%wank%');! y! O* i4 P% H, I8 I; d' u8 x
- INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%whore%');8 ?4 N9 t; a; Z3 o6 i
- $ h& I3 [5 C1 ~# u% \
- -- 示例:查询包含敏感词的角色名
- X; u' c7 E, e - SELECT *
3 r7 N. r# v8 W _) J - FROM dbo.characters - y, v7 M- Y- q1 _& @
- WHERE EXISTS (
3 V$ A. k* l. \ B0 u" B% ~: O - SELECT 1
- F U; u' L) }2 F! ?0 A - FROM dbo.illegal_character_names
- {- V+ Q% E! y! N - WHERE characters.name LIKE N'%' + illegal_character_names.partial_name + N'%'
' N% D: z- m. E$ y, r - );
复制代码 修改储存过程 SP_CHAR_CREATE 里面数据4 C% u# \2 p$ _/ X' |" S
原始为:
: q6 y2 a0 b I& y0 w$ g' g) k0 _- EXEC sp_char_name_check @character_name, @v_ret OUTPUT
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5 n4 K' ~6 o- u3 G) |1 D$ {, m- IF @v_ret < 0 5 f6 ]6 X5 E) y, c; S: {' Z/ {
- BEGIN4 y% ^! L7 k& N2 ~
- SET @sp_rtn = @v_ret2 J) j4 o* a+ Z
- RETURN
. l3 G+ ?- q! [/ }. t9 B$ w& C) p - END
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- IF (dbo.NameBlock(@character_name) = 1)
Y+ m, T7 e9 O" m- U - BEGIN
2 z' L+ H* C( n! X0 J \, w$ Y - SET @sp_rtn = -12
3 U/ h5 c( i0 s- F/ G: H - RETURN E8 `# S2 K- |+ c8 K1 V
- END
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