TA的每日心情 | 开心 2014-7-28 21:47 |
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签到天数: 2 天 [LV.1]初来乍到
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作用:用ASP程序将页面中的电话号码生成图片格式。 以下是引用片段:+ @; y! ~" \) g+ a. U" o
<%
0 Y; A0 B- Q% sCall Com_CreatValidCode(Request.QueryString("tel"))
0 c f: b, T$ t( d V& GPublic Sub Com_CreatValidCode(pTel) . i: n* I6 D% c1 ^; R4 J) `
'----------禁止缓存
* O- G' ~7 z ~ Response.Expires = 0
) x; v, r# U) E3 w G- E9 S Response.AddHeader "Pragma","no-cache"
. \2 \5 ] p) R+ C; S7 N7 b- a( ]# ? Response.AddHeader "cache-ctrol","no-cache" 8 o( Q' s, x' a1 K, z
Response.C - B4 n1 J( V. P m; x
Randomize
- t) H: k) r7 ^5 R# h. {, t% P$ [ Dim i, ii, iii ,rndColor,strLen,sql,rs 5 _) V) u# @4 }+ _, F
Const cOdds = 5 '------------杂点出现的机率 ; V) Y! n( n, A2 N, ~) V3 Z/ g- n
Const str="0123456789-" , Z/ s6 Y7 \' q" I4 q2 ^
strLen = len(pTel) / H9 I2 P7 v* D# c7 M
rndColor = ChrB(cint(rnd*255)) & ChrB(cint(rnd*255)) & ChrB(cint(rnd*255))
0 A+ b) i, h8 K. Y/ ?6 Z '-----------颜色的数据(字符,背景)
$ g6 t8 O g% O/ U Dim vColorData(1)
4 P, k( ^: d H 'vColorData(0) = ChrB(0) & ChrB(0) & ChrB(0) '----蓝0,绿0,红0(黑色)
0 F! f/ Q: k9 _2 Y# [, `# T 'vColorData(1) = ChrB(255) & ChrB(255) & ChrB(255) '----蓝250,绿236,红211(浅蓝色) 0 _5 a; k3 T1 m! t% {7 e$ b9 w
'vColorData(0) = ChrB(197) & ChrB(106) & ChrB(49) '---- 蓝0,绿0,红0(黑色)
9 |2 K6 k; ^" Q" w; G0 G 'vColorData(1) = ChrB(238) & ChrB(210) & ChrB(193) '-----蓝250,绿236,红211(浅蓝色) 7 G6 {3 w: `+ v0 f+ ?8 o' q
vColorData(0) = ChrB(0) & ChrB(0) & ChrB(0) '---------蓝0,绿0,红0(黑色) 6 F9 ~* i7 h% G, B$ ?' j9 b5 V3 v
vColorData(1) = ChrB(205) & ChrB(237) & ChrB(245) '------------蓝250,绿236,红211(浅蓝色)
( `3 `' e8 Z& a6 N1 a '--------------------随机产生字符
; V' @" @3 d1 x6 c1 g, ^ Randomize 4 G+ R; }& |1 p1 U$ _. \# [! X
Dim vCode()
; d0 w0 ~3 A( Z9 b redim vCode(strLen-1) & U' S% U7 u# m
For i = 0 To strLen-1 0 H# c* @2 U W0 r/ p
vCode(i) =instr(1,str,mid(pTel,i+1,1),1)-1 * N z. G) k$ |; ] B5 Y) i( h2 D h
Next / ^2 i- S# M. c
'-----------字符的数据 9 A2 I& ^- `. b( a" q" ]; M* h% d
Dim vNumberData(11) 6 T( H7 S/ m: O Q$ A9 g+ O1 T- l
'Verdana Font
$ [# N% O, x4 N; d6 Q vNumberData(0) = "11111111111000111101110111011101110111011101110111011101110111011110001111111111" 8 A: G- S8 t. ^+ l
vNumberData(1) = "11111111111101111110011111110111111101111111011111110111111101111110001111111111" 0 N. W: T R k: a; }; Y
vNumberData(2) = "11111111111000111101110111011101111110111111011111101111110111111100000111111111"
# j& w; }* G$ @$ |: f' b vNumberData(3) = "11111111111000111101110111111101111100111111110111111101110111011110001111111111" + F: v. Q/ R( c
vNumberData(4) = "11111111111110111111001111101011111010111101101111100001111110111111100111111111"
/ z' f, W: X' t9 ~" b E1 |8 u vNumberData(5) = "11111111110000011101111111011111110000111111110111111101110111011110001111111111" 4 N1 v1 P* u: U
vNumberData(6) = "11111111111000111101101111011111110000111101110111011101110111011110001111111111"
. Y" i/ P: o( ? s, j& p/ P. \ vNumberData(7) = "11111111110000011101101111111011111101111111011111110111111101111111011111111111" ! g/ v; x: E9 ]
vNumberData(8) = "11111111111000111101110111011101111000111101110111011101110111011110001111111111"
9 i+ Q+ r+ N" c6 t$ E+ V" k vNumberData(9) = "11111111111000111101110111011101110111011110000111111101111011011110000111111111" ! P8 @0 G7 d. \
vNumberData(10) = "11111111111111111111111111111111111111111100000111111111111111111111111111111111" + W" G2 L( `) w- g
vNumberData(11) = "11111111111111111111111111111111111111111111111111111111111111111111111111111111" # q" i6 x- h: Z, i% }5 Q* v
'-----------------输出图像文件头 <br>
) }' |. S6 ~ Z( H Response.BinaryWrite ChrB(66) & ChrB(77) &chrb(((strLen*8*10*3+54) mod 256)) & chrb(((strLen*8*10*3+54)\ 256)mod 256) & ChrB((((strLen*8*10*3+54)\ 256)\256)mod 256) & ChrB(((((strLen*8*10*3+54)\ 256)\256)\256)mod 256) & ChrB(0) & ChrB(0) &_ / J& j5 l1 H( m, L/ a
ChrB(0) & ChrB(0) & ChrB(54) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(40) & ChrB(0) &_ 2 X. G; ^2 r" u7 `/ W" a0 k( ~
ChrB(0) & ChrB(0) & ChrB(strLen*8) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(10) & ChrB(0) &_ ' m, n" Z* j5 K. k: B
ChrB(0) & ChrB(0) & ChrB(1) & ChrB(0)
- f5 j e3 `% T6 R6 d+ O# S '------------------输出图像信息头
' g/ u- b9 a' i2 ^$ ]" d/ X Response.BinaryWrite ChrB(24) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0)&_ , O4 [ `5 z/ T5 k0 J
ChrB((strLen*8*10*3)mod 256)&ChrB(((strLen*8*10*3)\256)mod 256)&ChrB((((strLen*8*10*3)\256)\256)mod 256)&ChrB(((((strLen*8*10*3)\256)\256)\256)mod 256)&_
+ {* y- A1 _' k3 O' T. z" c! Z ChrB(196) & ChrB(14) & ChrB(0) & ChrB(0) & ChrB(196) & ChrB(14)&ChrB(0) & ChrB(0) &_
+ f9 k* ~+ h$ D* k) ~; ]- l ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0)
1 D8 [1 O; {1 @9 \! Z* ~ For i = 9 To 0 Step -1 '----------历经所有行
" c' T" O2 v( S$ g! o For ii = 0 To strLen-1 '-------历经所有字 S3 K3 M% G8 ~
For iii = 1 To 8 '--------历经所有像素
% d6 S3 x0 ^" M2 B& d- Z '---------逐行、逐字、逐像素地输出图像数据 9 W) H: b s1 o- [) C6 y3 z& A' Q' z
If Rnd * 99 + 1 < cOdds Then '---------随机生成杂点
i6 U7 ]" S( @ Response.BinaryWrite rndColor $ ^& _ a1 ]: v
Else
$ x( ~4 H* m8 y7 v; _3 V( B Response.BinaryWrite vColorData(Mid(vNumberData(vCode(ii)), i * 8 + iii, 1))
/ z' N+ R, g3 Q2 ?- N( T End If ; U& w% V9 d4 P) s
Next
. H/ k7 x2 F; V/ B- _ Next 7 {6 y/ e% @0 `* q! D" A/ n4 i
Next
2 W2 e/ r1 M& X- FEnd Sub : i8 \4 a2 k0 j. X0 F7 q
%> 2 e; A X% }7 z6 w0 C, O* s
7 W/ _' j, H3 y/ m+ J+ r 将以上代码保存为img.asp,在要显示电话号码的位置插入<img src="img.asp?tel=010-0000000">即可。 |
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