-
Notifications
You must be signed in to change notification settings - Fork 0
/
strutil.pas
454 lines (425 loc) · 17.1 KB
/
strutil.pas
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
{************************************************************************}
{* Modul: StrUtil.Pas *}
{************************************************************************}
{* Inneh†ll: Str„ngutils *}
{************************************************************************}
{* Funktion: Inneh†ller str„nghanteringsrutiner f”r Announcer *}
{************************************************************************}
{* Rutiner: Convert *}
{* LogTime *}
{* LongWord *}
{* ParseINI *}
{* ReadRandomLine *}
{* RemoveJunk *}
{* RmUnderline *}
{* StdoutOn *}
{* ASCIZ *}
{* InSameDir *}
{************************************************************************}
{* Revision: *}
{* v1.10 - 1996-07-20 - F”rsta versionen *}
{* v1.2 - 1997-04-05 - StdoutOn, ParseINI, YesNo tillagda *}
{* - 1997-07-18 - Buggfix i ParseINI *}
{* - 1997-07-21 - ASCIZ *}
{* - 1997-08-09 - Buggfix i ParseINI (enteckensdata) *}
{* - 1997-08-10 - InSameDir *}
{************************************************************************}
Unit StrUtil;
Interface
Type
CharsetType = (Pc8, Sv7, Iso, Ascii, FromIso, FromSjuBit, FromASCII,
IsSjuBit, IsIso);
CharPointer = ^Char;
Function ASCIZ (ch_p: CharPointer): String;
Function Convert (str: String; charset: CharsetType): String;
Function InSameDir (FullPath, FileName: String): String;
Function LogTime : String;
Function LongWord (dwrd: LongInt): String;
Function ParseINI (Indata: String; Var Keyword: String; Var Data: String): Boolean;
Function ReadRandomLine (filename: String): String;
Procedure RemoveJunk (Var s: String);
Function RmUnderline (instring: String): String;
Procedure StdoutOn (TurnOn: Boolean);
Function YesNo (s: String): Boolean;
Implementation
Uses Dos, NLS;
Const
MonthStr: array[1..12] of string[3] = (
'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec');
Sjubit: array[#0..#255] of char =
( #0, #1, #2, #3, #4, #5, #6, #7, #8, #9,#10,#11,#12,#13,#14,#15,
#16,#17,#18,#19,#20,#21,#22,#23,#24,#25,#26,#27,#28,#29,#30,#31,
' ','!','"','#','$','%','&',#39,'(',')','*','+',',','-','.','/',
'0','1','2','3','4','5','6','7','8','9',':',';','<','=','>','?',
'a','A','B','C','D','E','F','G','H','I','J','K','L','M','N','O',
'P','Q','R','S','T','U','V','W','X','Y','Z','<','/','>',' ','_',
#39,'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o',
'p','q','r','s','t','u','v','w','x','y','z','(','!',')','-',#127,
'C','~','`','a','{','a','}','c','e','e','e','i','i','i','[',']',
'@','{','[','o','|','o','u','u','y','\','^','C','l','Y','P','f',
'a','i','o','u','n','N','a','o','?','-','-','/','/','!','"','"',
'X','X','X','!','+','+','+','+','+','+','!','+','+','+','+','+',
'+','+','+','+','-','+','+','+','+','+','+','+','+','-','+','+',
'+','+','+','+','+','+','+','+','+','+','+','X','X','X','X','X',
'a','b','G','P','S','s','m','g','F','T','O','d','-','F','(','U',
'=','+','>','<','S','S','/','=','o','.','.','V','n','2','X',' ');
AsciiTab: array[#128..#255] of char =
('C','u','e','a','a','a','a','c','e','e','e','i','i','i','A','A',
'E','a','A','o','o','o','u','u','y','O','U','C','l','Y','P','f',
'a','i','o','u','n','N','a','o','?','-','-','/','/','!','"','"',
'X','X','X','!','+','+','+','+','+','+','!','+','+','+','+','+',
'+','+','+','+','-','+','+','+','+','+','+','+','+','-','+','+',
'+','+','+','+','+','+','+','+','+','+','+','X','X','X','X','X',
'a','b','G','P','S','s','m','g','F','T','O','d','-','F','(','U',
'=','+','>','<','S','S','/','=','o','.','.','V','n','2','X',' ');
IsoTab: array[#128..#255] of char =
('Ç','ü','é','â','ä','à','å','ç','ê','ë','è','ï','î','ì','Ä','Å',
'É','æ','Æ','ô','ö','ò','û','ù','ÿ','Ö','Ü','¢','£','¥','P','ƒ',
'á','í','ó','ú','ñ','Ñ','ª','º','¿','_','¬','½','¼','¡','«','»',
'X','X','X','|','+','+','+','+','+','+','|','+','+','+','+','+',
'+','+','+','+','-','+','+','+','+','+','+','+','+','-','+','+',
'+','+','+','+','+','+','+','+','+','+','+','X','X','X','X','X',
'a','ß','G','¶','S','s','µ','g','F','T','O','d','-','ø','(','U',
'=','±','>','<','S','S','÷','=','°','•','·','V','n','²','•',' ');
FromIsoTab: array[#128..#255] of char =
(#128,#129,#130,#131,#132,#133,#134,#135,#136,#137,#138,#139,#140,#141,#142,#143,
#144,#145,#146,#147,#148,#149,#150,#151,#152,#153,#154,#155,#156,#157,#158,#159,
' ','','›','œ','$','','|',#21,'"','c','¦','®','ª','-','r','-',
'ø','ñ','ý','3',#39,'æ',#20,'ù',',','1','ø','¯','¬','«','/','¨',
'A','A','A','A','Ž','','’','€','E','','E','E','I','I','I','I',
'D','¥','O','O','O','O','™','x','™','U','U','U','š','Y',' ','á',
'…',' ','ƒ','a','„','†','‘','‡','Š','‚','ˆ','‰','','¡','Œ','‹',
' ','¤','•','¢','“','o','”','ö','”','—','£','–','','y',' ','˜');
FromSjuBitTab: array[#0..#127] of char =
( #0, #1, #2, #3, #4, #5, #6, #7, #8, #9,#10,#11,#12,#13,#14,#15,
#16,#17,#18,#19,#20,#21,#22,#23,#24,#25,#26,#27,#28,#29,#30,#31,
' ','!','"','#','$','%','&',#39,'(',')','*','+',',','-','.','/',
'0','1','2','3','4','5','6','7','8','9',':',';','<','=','>','?',
'','A','B','C','D','E','F','G','H','I','J','K','L','M','N','O',
'P','Q','R','S','T','U','V','W','X','Y','Z','Ž','™','','š','_',
'‚','a','b','c','d','e','f','g','h','i','j','k','l','m','n','o',
'p','q','r','s','t','u','v','w','x','y','z','„','”','†','',#127);
Type
FindPosType = Record
Case Byte of
0: (Low, High: Word;);
1: (Long: LongInt;);
end;
{************************************************************************}
{* Rutin: LogTime *}
{************************************************************************}
{* Inneh†ll: Skapar en Squishstyle loggtidsstr„ng *}
{* Definition: Function LogTime: String; *}
{************************************************************************}
Function LogTime: String;
Var
Year, Month, Day, Hour, Min, Sec, Dummy: Word;
Begin
GetTime(Hour, Min, Sec, Dummy);
GetDate(Year, Month, Day, Dummy);
LogTime := NumStr(Day, 2) + ' ' + MonthStr[Month] + ' ' + NumStr(Hour, 2) +
':' + NumStr(Min, 2) + ':' + NumStr(Sec, 2)
End;
{************************************************************************}
{* Rutin: Longword *}
{************************************************************************}
{* Inneh†ll: Framst„ller en hexadecimalstr„ng *}
{* Copyright: Eddy Jansson <2:206/408> *}
{* Definition: Function LongWord(dwrd: LongInt): String; Assembler; *}
{************************************************************************}
Function LongWord(dwrd: LongInt): String;
{$IFDEF MSDOS}
Assembler;
asm
push ds
push cs
pop ds
lea bx,@tabel
les di,@result
cld
mov al,8
stosb
mov ax,word ptr dwrd+2
mov cx,ax
mov dx,ax
and dx,0f0f0h
and cx,0f0fh
shr dx,1
shr dx,1
shr dx,1
shr dx,1
mov al,dh
xlat
stosb
mov al,ch
xlat
stosb
mov al,dl
xlat
stosb
mov al,cl
xlat
stosb
mov ax,word ptr dwrd
mov cx,ax
mov dx,ax
and dx,0f0f0h
and cx,00f0fh
shr dx,1
shr dx,1
shr dx,1
shr dx,1
mov al,dh
xlat
stosb
mov al,ch
xlat
stosb
mov al,dl
xlat
stosb
mov al,cl
xlat
stosb
pop ds
jmp @yt
@tabel:
db '0123456789abcdef'
@yt:
end;
{$ELSE}
Const
HexChars: Array[0..15] of char = '0123456789abcdef';
Var
S: String[8];
i: Byte;
Begin
S[0] := #8;
For i := 8 downto 1 do begin
S[i] := HexChars[dwrd mod 16];
dwrd := dwrd div 16;
end;
End;
{$ENDIF}
{************************************************************************}
{* Rutin: ReadRandomLine *}
{************************************************************************}
{* Inneh†ll: L„ser en slumpm„ssig rad ur en textfil *}
{* Copyright: Sl„ppt som Public Domain av Peter Karlsson <2:204/137.5>*}
{* Definition: Function ReadRandomLine(filename: String): String; *}
{************************************************************************}
Function ReadRandomLine(filename: String): String;
Var
FindPos: FindPosType;
ReadFile: File of Char;
MyPos: LongInt;
ch: Char;
Line: String;
begin
{$I-}
Assign(ReadFile, filename);
Reset(ReadFile);
If IOResult = 0 then begin
FindPos.Low := Random(65535);
FindPos.High := Random(32768); { F”r att undvika negativa tal }
MyPos := FindPos.Long mod FileSize(ReadFile);
Seek(ReadFile, MyPos);
Read(ReadFile, ch);
While ((MyPos > 0) and (ch <> #13) and (ch <> #10)) do begin
Dec(MyPos); { S”k till f”reg†ende radslut el. BOF }
Seek(ReadFile, MyPos);
Read(ReadFile, ch);
end;
If (MyPos = 0) or (eof(ReadFile)) then Seek(ReadFile, 0);
Line := '';
Read(ReadFile, ch);
While (ch = #10) or (ch = #13) do begin { Om vi „r i ett radslut }
Read(ReadFile, ch);
If eof(ReadFile) then Seek(ReadFile, 0);
end;
While ((not eof(ReadFile)) and (ch <> #13) and (ch <> #10)) do begin
Line := Line + ch;
Read(ReadFile, ch);
end;
Close(ReadFile);
ReadRandomLine := Line;
end else
ReadRandomLine := 'Could not open ' + filename;
{$I+}
end;
{************************************************************************}
{* Rutin: RemoveJunk *}
{************************************************************************}
{* Inneh†ll: Tar bort ”verfl”diga mellanslag i en textrad *}
{* Definition: Procedure RemoveJunk(Var s: String); *}
{************************************************************************}
Procedure RemoveJunk(Var s: String);
Var
tmp: String;
wasspace: Boolean;
i: integer;
c: Char;
Begin
tmp := '';
If (s[1] <> '%') and (s[1] <> ';') then
begin
While s[1] = ' ' do
s := Copy(s, 2, Length(s)-1);
For i:=1 to Length(s) do
begin
c := s[i];
If ((c = #9) or (c = ' ')) then
Case wasspace of
False: begin
tmp := tmp + ' ';
wasspace := TRUE;
end;
end; { Case }
If not ((c = #9) or (c = ' ')) then
begin
wasspace := False;
tmp := tmp + c;
end; { If tab/space }
end; { For }
end; { If '%' ';' }
s := tmp;
End;
{************************************************************************}
{* Rutin: RmUnderline *}
{************************************************************************}
{* Inneh†ll: ™vers„tter _ i en str„ng till mellanslag *}
{* Definition: Function RmUnderline(instring: String): String; *}
{************************************************************************}
Function RmUnderline(instring: String): String;
Begin
While Pos('_', instring) > 0 do
instring[Pos('_', instring)] := ' ';
RmUnderline := instring;
End;
{************************************************************************}
{* Rutin: Convert *}
{************************************************************************}
{* Inneh†ll: Konverterar en str„ng till en annan teckenupps„ttning *}
{* Definition: Function Convert(str: String; charset: CharsetType): *}
{* String; *}
{************************************************************************}
Function Convert(str: String; charset: CharsetType): String;
Var
i: Byte;
Begin
If charset in [Sv7, IsSjuBit] then begin
For i := 1 to Length(str) do
str[i] := Sjubit[str[i]];
end else if charset in [Iso, IsIso] then begin
For i := 1 to Length(str) do
If str[i] >= #128 then str[i] := IsoTab[str[i]];
end else if charset = Ascii then begin
For i := 1 to Length(str) do
If str[i] >= #128 then str[i] := AsciiTab[str[i]];
end else if charset = FromIso then begin
For i := 1 to Length(str) do
If str[i] >= #128 then str[i] := FromIsoTab[str[i]];
end else if charset = FromSjuBit then begin
For i := 1 to Length(str) do
If (str[i] < #128) or (str[i] > #160) then
str[i] := FromSjuBitTab[char(byte(str[i]) and 127)] { ASCII med paritet }
else
str[i] := ' ';
end else if charset = FromASCII then begin
For i := 1 to Length(str) do
if (str[i] >= #128) and (str[i] < #160) then
str[i] := ' '
else
str[i] := char(byte(str[i]) and 127); { ASCII med paritet }
end;
Convert := str;
End;
{************************************************************************}
{* Rutin: StdoutOn *}
{************************************************************************}
{* Inneh†ll: Sl†r p† eller av utdata till sk„rmen/stdout *}
{* Definition: Procedure StdoutOn(TurnOn: Boolean); *}
{************************************************************************}
Procedure StdoutOn(TurnOn: Boolean);
Begin
If TurnOn then
Assign(Output, '')
else
Assign(Output, 'NUL');
Rewrite(Output);
End;
{************************************************************************}
{* Rutin: ParseINI *}
{************************************************************************}
{* Inneh†ll: Delar upp en rad i INI-filen *}
{* Definition: Function ParseINI(Indata: String; Var Keyword: String; *}
{* Var Data: String): Boolean; *}
{************************************************************************}
Function ParseINI(Indata: String; Var Keyword: String; Var Data: String):
Boolean;
Var
Position: Byte;
Begin
Position := Pos(' ', Indata);
If Position <> 0 then begin
Keyword := UpStr(Copy(Indata, 1, Position - 1));
While (Position <= Length(Indata)) and (Indata[Position] = ' ') do
Inc(Position);
If Position <= Length(Indata) then begin
Data := Copy(Indata, Position, Length(Indata) - Position + 1);
If (Data[1] = '"') and (Data[Byte(Data[0])] = '"') then
Data := Copy(Data, 2, Length(Data) - 2);
{$IFDEF MY} Writeln(Keyword, ':', Data); {$ENDIF}
ParseINI := True;
end else
ParseINI := False;
end else
ParseINI := False;
End;
{************************************************************************}
{* Rutin: YesNo *}
{************************************************************************}
{* Inneh†ll: Avg”r om en str„ng „r yes eller no *}
{* Definition: Function YesNo(s: String): Boolean; *}
{************************************************************************}
Function YesNo(s: String): Boolean;
Begin
If Length(s) > 0 then
YesNo := UpCase(s[1]) = 'Y'
else
YesNo := False;
End;
{************************************************************************}
{* Rutin: ASCIZ *}
{************************************************************************}
{* Inneh†ll: Konverterar en nullterminerad str„ng till Pascalstr„ng *}
{* Definition: Function ASCIZ(ch_p: CharPointer): String; *}
{************************************************************************}
Function ASCIZ(ch_p: CharPointer): String;
Var
s: String;
Begin
s := '';
While ch_p^ <> #0 do begin
s := s + ch_p^;
Inc(ch_p);
end;
ASCIZ := s;
End;
{************************************************************************}
{* Rutin: InSameDir *}
{************************************************************************}
{* Inneh†ll: Ger ett filnamn i samma katalog som det f”rsta namnet *}
{* Definition: Function InSameDir(FullPath, FileName: String): String; *}
{************************************************************************}
Function InSameDir(FullPath, FileName: String): String;
Var
i: Byte;
Begin
i := Length(FullPath);
While (i > 0) and (FullPath[i] <> '\') do
Dec(i);
InSameDir := Copy(FullPath, 1, i) + FileName;
end;
End.