-
Notifications
You must be signed in to change notification settings - Fork 0
/
CSVLIBTP.PAS
232 lines (205 loc) · 4.68 KB
/
CSVLIBTP.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
{ @author: Sylvain Maltais ([email protected])
@created: 2023
@website(https://www.gladir.com/CODER/CSVLIB-TP)
@abstract(Target: Turbo Pascal 7, Free Pascal 3.2)
}
Unit CSVLIBTP;
INTERFACE
Function AddFieldValueCSV(Var F:Text;FieldValue:String):Boolean;
Function AddFieldValueIntegerCSV(Var F:Text;FieldValue:Integer):Boolean;
Function AddFieldValueLongIntCSV(Var F:Text;FieldValue:LongInt):Boolean;
Function AddFieldValueRealCSV(Var F:Text;FieldValue:Real):Boolean;
Function AddFieldValueStringCSV(Var F:Text;FieldValue:String):Boolean;
Function AddRecordCSV(Var F:Text):Boolean;
Function CloseCSV(Var F:Text):Boolean;
Function CreateCSV(Var F:Text;FileName:String):Boolean;
Function CountFieldCSV(Var F:Text):LongInt;
Function CountRecordCSV(Var F:Text):LongInt;
Function IsEndOfCSV(Var F:Text):Boolean;
Function GetQuotedString:Char;
Function GetSeparatorCSV:Char;
Function OpenCSV(Var F:Text;FileName:String):Boolean;
Function ReadFieldCSV(Var F:Text):String;
Function ReadFirstRecordCSV(Var F:Text):String;
Function ReadRecordCSV(Var F:Text):String;
Procedure SetSeparatorCSV(NewSeparator:Char);
Procedure SetNoQuotedString;
Procedure SetQuotedString(Quoted:Char);
Function WriteRecordCSV(Var F:Text;RecStr:String):Boolean;
IMPLEMENTATION
Var
QuotedStr,Separator:Char;
FirstField:Boolean;
Function CreateCSV(Var F:Text;FileName:String):Boolean;Begin
{$I-}Assign(F,FileName);
Rewrite(F);{$I+}
CreateCSV:=IOResult=0;
End;
Function OpenCSV(Var F:Text;FileName:String):Boolean;Begin
{$I-}Assign(F,FileName);
Reset(F);{$I+}
OpenCSV:=IOResult=0;
End;
Function CountFieldCSV(Var F:Text):LongInt;
Var
Count:LongInt;
C:Char;
Begin
Reset(F);
Count:=0;
While Not EOF(F)do Begin
Read(F,C);
If(C=Separator)Then Inc(Count);
Case C of
#10,#13:Break;
End;
End;
CountFieldCSV:=Count;
End;
Function CountRecordCSV(Var F:Text):LongInt;
Var
S:String;
Count:LongInt;
Begin
Reset(F);
Count:=0;
While Not EOF(F)do Begin
ReadLn(F,S);
Inc(Count);
End;
Reset(F);
CountRecordCSV:=Count;
End;
Function AddFieldValueCSV(Var F:Text;FieldValue:String):Boolean;Begin
If Not(FirstField)Then Write(F,Separator);{$I+}
{$I-}Write(F,FieldValue);{$I+}
FirstField:=False;
AddFieldValueCSV:=IOResult=0;
End;
Function AddFieldValueIntegerCSV(Var F:Text;FieldValue:Integer):Boolean;
Var
S:String;
Begin
Str(FieldValue,S);
AddFieldValueIntegerCSV:=AddFieldValueCSV(F,S);
End;
Function AddFieldValueLongIntCSV(Var F:Text;FieldValue:LongInt):Boolean;
Var
S:String;
Begin
Str(FieldValue,S);
AddFieldValueLongIntCSV:=AddFieldValueCSV(F,S);
End;
Function AddFieldValueRealCSV(Var F:Text;FieldValue:Real):Boolean;
Var
S:String;
Begin
Str(FieldValue,S);
AddFieldValueRealCSV:=AddFieldValueCSV(F,S);
End;
Function AddFieldValueStringCSV(Var F:Text;FieldValue:String):Boolean;Begin
If QuotedStr=#0 Then Begin
AddFieldValueStringCSV:=AddFieldValueCSV(F,FieldValue);
End
Else
AddFieldValueStringCSV:=AddFieldValueCSV(F,QuotedStr+FieldValue+QuotedStr);
End;
Function AddRecordCSV(Var F:Text):Boolean;Begin
FirstField:=True;
WriteLn(F);
AddRecordCSV:=IOResult=0;
End;
Function ReadRecordCSV(Var F:Text):String;
Var
S:String;
Begin
ReadLn(F,S);
ReadRecordCSV:=S;
End;
Function ReadFirstRecordCSV(Var F:Text):String;Begin
Reset(F);
ReadFirstRecordCSV:=ReadRecordCSV(F);
End;
Function ReadFieldCSV(Var F:Text):String;
Var
S:String;
C:Char;
InStr:Boolean;
Begin
S:='';
If QuotedStr=#0 Then Begin
While Not EOF(F)do Begin
Read(F,C);
If(C=Separator)Then Break;
Case C of
#13:Begin
Read(F,C);
Break;
End;
#10:Break;
End;
S:=S+C;
End;
End
Else
Begin
InStr:=False;
While Not EOF(F)do Begin
Read(F,C);
If Not(InStr)Then Begin
If(C=Separator)Then Break Else
If(C=QuotedStr)Then Begin
InStr:=True;
End
Else
If C=#13 Then Begin
Read(F,C);
Break;
End
Else
If C=#10 Then Break
Else S:=S+C;
End
Else
Begin
If(C=QuotedStr)Then Begin
InStr:=False;
End
Else
S:=S+C;
End;
End;
End;
ReadFieldCSV:=S;
End;
Function IsEndOfCSV(Var F:Text):Boolean;Begin
IsEndOfCSV:=EOF(F);
End;
Function GetSeparatorCSV:Char;Begin
GetSeparatorCSV:=Separator;
End;
Procedure SetSeparatorCSV(NewSeparator:Char);Begin
Separator:=NewSeparator;
End;
Procedure SetNoQuotedString;Begin
QuotedStr:=#0;
End;
Procedure SetQuotedString(Quoted:Char);Begin
QuotedStr:=Quoted;
End;
Function GetQuotedString:Char;Begin
GetQuotedString:=QuotedStr;
End;
Function WriteRecordCSV(Var F:Text;RecStr:String):Boolean;Begin
WriteLn(F,RecStr);
WriteRecordCSV:=IOResult=0;
End;
Function CloseCSV(Var F:Text):Boolean;Begin
Close(F);
CloseCSV:=IOResult=0;
End;
BEGIN
Separator:=',';
QuotedStr:='"';
FirstField:=True;
END.