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建立新的限制表1 q$ P! v& _* H0 ?: t# ?
9 v# k$ J8 B! G- CREATE TABLE illegal_character_names (partial_name varchar(30))
复制代码 建立新的函数! N0 ]; A# c) q$ i/ }
- <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 (, q! _7 _+ n8 V& E* R
- @character_name NVARCHAR(40)
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- RETURNS TINYINT, x7 r. u6 U; [4 A& X9 e
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- BEGIN* x( H/ G# l5 C2 \8 @2 Y& b
- DECLARE @result TINYINT = 0;
4 z( h5 h* l9 j' A# g+ G- L2 O - DECLARE @char NVARCHAR(1);
1 Z( E1 K- ~" I. ^; Z( g K - DECLARE @i INT = 1;
& z. f# T, M- p1 J, { -
+ h( @4 D; l p) @7 k- q3 J% l x - -- 遍历每个字符,检查是否合法6 _" E& ]0 z% K( T0 [
- WHILE @i <= LEN(@character_name)
K2 _/ O- x9 O, C# |& N. _ - BEGIN
2 x7 P/ E, X/ ?8 F& |% l$ I. o - SET @char = SUBSTRING(@character_name, @i, 1);% u3 |0 L; j' z4 e1 b# d% _
-
1 B, [8 x6 r+ P' A4 [/ _- f( F - -- 检查是否为中文、英文、数字或允许的特殊符号8 n3 ]( E6 p% U2 @
- IF NOT (
1 ]0 p% x: z% c - -- 中文字符范围 (基本多文种平面)4 Y2 Q! u" f# ]1 p4 Y
- UNICODE(@char) BETWEEN 0x4E00 AND 0x9FFF OR) X. w9 R* Q# e6 A; @$ ~7 Z
- -- 英文字母和数字! G) z) u: o4 ^
- @char LIKE '[a-zA-Z0-9]' OR* b y" I, r8 h( U$ \* Z1 d
- -- 允许的特殊符号. F; A) Z6 l/ e8 l5 Z, M
- @char LIKE '[_ -]'% v2 x' R! Q3 b8 a6 T# H- I( n
- )
% a2 A: A+ r" o! q0 ]+ I% z: ]9 H - BEGIN
9 k+ Z7 m6 p4 e& {- H: u( m! w$ E - SET @result = 1;
a; L$ @, X( \1 a. l5 A* @ - BREAK;
7 w U+ T, ]$ x3 W5 D4 X) V: J - END- U! q& D8 O* ~- y- L
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- SET @i = @i + 1;+ `# q0 [/ v, W( H8 V" K: Y
- END;2 u! R' H5 L9 I/ ?5 F0 g% X" f
-
- B% H. h2 B! r$ a3 _2 d; I( T - -- 检查是否在非法名称列表中
* V2 {. }4 Y( s4 Y) d/ p - IF EXISTS (
( ?4 v0 K6 @1 q - SELECT 1 + E$ f m( y2 n7 p" t' u5 \
- FROM dbo.illegal_character_names # t" |# d5 F$ v
- WHERE @character_name LIKE '%' + partial_name + '%'
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- SET @result = 1;
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" c& }% {+ f: T7 m) H8 w0 n - RETURN @result;, r0 H6 I# u) N3 O1 d
- END</span>
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复制代码 插入屏蔽的字符
- j, c9 \1 O8 P6 B- p; b5 l- -- 插入非法名称列表(明确列名并使用N前缀)
% b. Z% i1 N8 h5 s2 T) ^ - INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%****%');" w5 u* |9 [) w' N5 W
- INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%nigg%');
6 b$ D/ Y8 T. h! j3 _6 G( A - INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%wank%');
( A4 n' u8 a0 W0 P7 q* m; @# S+ H T - INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%whore%');
/ |% z' a" q1 M# D+ Z) D Z( K - 1 c( ?/ H/ p {9 m- t
- -- 示例:查询包含敏感词的角色名
! l% {6 Y8 }' O h& z! i* q - SELECT *
% z9 a3 ]! W7 d# B) ` D5 l - FROM dbo.characters + y2 h d2 ^. u
- WHERE EXISTS (
4 E0 R- [' v/ n0 R - SELECT 1
$ \+ f# c' [+ M$ G - FROM dbo.illegal_character_names
3 F+ d: D" U7 W$ d$ ] - WHERE characters.name LIKE N'%' + illegal_character_names.partial_name + N'%'
- l; A+ V3 H4 y& y# A' f" a8 e - );
复制代码 修改储存过程 SP_CHAR_CREATE 里面数据- Y- ?% P% ~ {' ^
原始为:
2 e' P: ~4 k! L0 [- EXEC sp_char_name_check @character_name, @v_ret OUTPUT
4 F: J, { p* V - " \, t5 s1 U/ w# E" S5 _
- IF @v_ret < 0
4 k" }" Z( o# Y, \2 y! D - BEGIN& |! \& H5 S" O H8 m/ V
- SET @sp_rtn = @v_ret
; |6 @3 q- L8 R' z; W' T i - RETURN
$ K* B8 g7 A! j( i. t( C2 u& B" K - END
复制代码 修改为:
5 Z1 @, T7 \0 Z- IF (dbo.NameBlock(@character_name) = 1)
1 t* Q; l9 N4 G - BEGIN
5 V7 k, g' m5 _8 O0 a' H - SET @sp_rtn = -12
, b% k- m" c: C$ t - RETURN
& ?0 P. k8 j4 H - END
复制代码
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