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- 2023-11-3

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建立新的限制表8 A3 W; N# Q& d8 O( O
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- CREATE TABLE illegal_character_names (partial_name varchar(30))
复制代码 建立新的函数 U" o. u5 i: Z x+ ?+ Y
- <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 (4 a8 {# s% z1 g. Q
- @character_name NVARCHAR(40)
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7 P" ]5 S6 Y0 j- X e7 c% ~ - RETURNS TINYINT3 C$ U& m. Q/ ]8 A
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- BEGIN) V g \! W) z7 L3 b; }
- DECLARE @result TINYINT = 0;2 [+ X6 X! x$ _+ `* E8 W
- DECLARE @char NVARCHAR(1);) L. m4 P. E: w' m O
- DECLARE @i INT = 1;7 c6 z% O& D" i3 R) v7 D* K$ F
-
' y, _0 I1 h! C7 q - -- 遍历每个字符,检查是否合法, k( N( r6 I% \2 s9 _6 @# y5 n( Y
- WHILE @i <= LEN(@character_name)
6 `6 g4 X3 W" j8 ]9 G/ t9 J! l! Z7 B - BEGIN$ i+ s$ b7 n0 A$ T. ~' E/ q
- SET @char = SUBSTRING(@character_name, @i, 1);
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' s/ P- c, O' h7 G) d# B: P - -- 检查是否为中文、英文、数字或允许的特殊符号+ E: G+ ~; Z* ]% j5 g, A7 x
- IF NOT (; v3 n1 t* m$ ~) p6 P) D8 j2 S5 T
- -- 中文字符范围 (基本多文种平面)
6 W( R& N1 A& {8 [( M - UNICODE(@char) BETWEEN 0x4E00 AND 0x9FFF OR
9 ?9 F) Q1 H! G; L' c/ N - -- 英文字母和数字
; S9 {2 z8 j2 [, K. a - @char LIKE '[a-zA-Z0-9]' OR5 R. e# u @# F( {7 e- d+ I
- -- 允许的特殊符号, N2 m" H" X `/ B. l8 i
- @char LIKE '[_ -]'
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$ A( i |4 X3 G$ O& ^ - BEGIN
6 ?: N5 J" g$ G5 s1 h2 l - SET @result = 1;7 J4 U5 d" Y7 m/ O
- BREAK;2 Q' @ V* f. t8 I) m
- END
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# {- o, I7 y# v6 E- Y, K - SET @i = @i + 1;. O: Z7 i+ r3 W/ [7 F* P$ c+ J) X
- END;+ X6 p9 j, t* [2 n' Z
-
! _: V: p" f+ l: m - -- 检查是否在非法名称列表中
' ^1 a# D/ ], F+ _8 A$ h: n# O - IF EXISTS (
! H0 w5 G, u# @7 w - SELECT 1
4 \; @# i; M* q: `9 i' P; H - FROM dbo.illegal_character_names
7 V |; Q8 X! u - WHERE @character_name LIKE '%' + partial_name + '%') K& M$ |' l! _
- ); ]8 H y% m1 ?, o$ f( f
- SET @result = 1;+ z m# k' {7 |. t; o
-
- H9 w5 h3 G5 w$ T3 H; A0 U1 I - RETURN @result;& R1 m, T0 a5 v4 O- S1 l* _
- END</span>% h/ C' ~) P/ u
复制代码 插入屏蔽的字符) c; E9 z8 P% H! u( H- ^
- -- 插入非法名称列表(明确列名并使用N前缀)3 M9 g1 s" q- B m, U+ J6 S
- INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%****%');
4 Y- f) \2 G# f( F$ r0 Y* V; }7 e - INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%nigg%');
) x& ~) |1 _$ U# c( u+ |3 M; e - INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%wank%');% A0 P8 y/ W/ t: |$ T* L
- INSERT INTO dbo.illegal_character_names (partial_name) VALUES (N'%whore%');/ U& m0 \9 Z* {* Q5 A/ r/ t9 @% d
, v; ]+ L' g# Z- F+ F ^- -- 示例:查询包含敏感词的角色名
# ]8 ?( c6 l0 W - SELECT *
+ M9 d$ e3 T# ] - FROM dbo.characters
$ W9 D. f) `2 T - WHERE EXISTS (
0 N+ Q( U: G( _6 T& U! l - SELECT 1 ! @6 \! j3 e: P: F8 d
- FROM dbo.illegal_character_names
5 B: s( d( A$ R" }" k - WHERE characters.name LIKE N'%' + illegal_character_names.partial_name + N'%', }! I* \& {/ E
- );
复制代码 修改储存过程 SP_CHAR_CREATE 里面数据
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- EXEC sp_char_name_check @character_name, @v_ret OUTPUT/ ^3 M; x5 w* U& z
, P6 o5 [' r* A' ]- IF @v_ret < 0 $ a6 M8 F% C9 T2 X$ t
- BEGIN# H$ Z6 B+ w$ G8 X
- SET @sp_rtn = @v_ret- c/ t0 y/ A: d' a O# I1 [
- RETURN8 T2 F3 E3 W( U! W# r, P% j- N
- END
复制代码 修改为:
' t( C1 z/ }3 _, s- IF (dbo.NameBlock(@character_name) = 1)
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- SET @sp_rtn = -12
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- END
复制代码
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