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1 | // Created on: 1992-06-24 |
2 | // Created by: Gilles DEBARBOUILLE |
3 | // Copyright (c) 1992-1999 Matra Datavision |
4 | // Copyright (c) 1999-2012 OPEN CASCADE SAS |
5 | // |
6 | // The content of this file is subject to the Open CASCADE Technology Public |
7 | // License Version 6.5 (the "License"). You may not use the content of this file |
8 | // except in compliance with the License. Please obtain a copy of the License |
9 | // at http://www.opencascade.org and read it completely before using this file. |
10 | // |
11 | // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its |
12 | // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France. |
13 | // |
14 | // The Original Code and all software distributed under the License is |
15 | // distributed on an "AS IS" basis, without warranty of any kind, and the |
16 | // Initial Developer hereby disclaims all such warranties, including without |
17 | // limitation, any warranties of merchantability, fitness for a particular |
18 | // purpose or non-infringement. Please see the License for the specific terms |
19 | // and conditions governing the rights and limitations under the License. |
20 | |
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21 | |
22 | |
23 | #include <Units_Lexicon.ixx> |
24 | #include <Units_Token.hxx> |
25 | #include <TCollection_HAsciiString.hxx> |
26 | #include <TCollection_AsciiString.hxx> |
27 | |
28 | #include <sys/types.h> |
29 | #include <sys/stat.h> |
30 | |
31 | #ifdef WNT |
32 | # include <stdio.h> |
33 | #else |
34 | #include <Standard_Stream.hxx> |
35 | #endif // WNT |
36 | |
37 | //======================================================================= |
38 | //function : Units_Lexicon |
39 | //purpose : |
40 | //======================================================================= |
41 | |
42 | Units_Lexicon::Units_Lexicon() |
43 | { |
44 | } |
45 | |
46 | |
47 | //======================================================================= |
48 | //function : Creates |
49 | //purpose : |
50 | //======================================================================= |
51 | |
52 | void Units_Lexicon::Creates(const Standard_CString afilename) |
53 | { |
54 | char chain[256],line[256]; |
55 | char oper[11],coeff[31]; |
56 | #if 0 |
57 | char *Chain = chain ; |
58 | char *Line = line ; |
59 | char *Oper = oper ; |
60 | char *Coeff = coeff ; |
61 | #endif |
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62 | Standard_Integer fr; |
63 | Standard_Size i; |
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64 | Standard_Real value; |
65 | Handle(Units_Token) token; |
66 | struct stat buf; |
67 | |
68 | #if 0 |
69 | chain[255] = '\0' ; |
70 | oper[10] = '\0' ; |
71 | coeff[30] = '\0' ; |
72 | #endif |
73 | |
74 | //for(i=0; i<=255; i++)chain[i]=0; |
75 | ifstream file(afilename, ios::in); |
76 | if(!file) { |
77 | cout<<"unable to open "<<afilename<<" for input"<<endl; |
78 | return; |
79 | } |
80 | |
81 | thefilename = new TCollection_HAsciiString(afilename); |
82 | thesequenceoftokens = new Units_TokensSequence(); |
83 | |
84 | if(!stat(afilename,&buf)) thetime = buf.st_ctime; |
85 | |
86 | //for(i=0; i<=255; i++)line[i]=0; |
87 | |
88 | while(file.getline(line,255)) { |
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89 | Standard_Size len = strlen( line ) ; |
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90 | if(len == 1) continue; //skl - ??? |
91 | for ( i = 0 ; i < 30 ; i++ ) { |
92 | if ( i < len ) |
93 | fr=sscanf(&line[i],"%c",&chain[i]); |
94 | else |
95 | chain[i] = 0 ; |
96 | } |
97 | for ( i = 0 ; i < 10 ; i++ ) { |
98 | if ( 30+i < len ) |
99 | fr=sscanf(&line[30+i],"%c",&oper[i]); |
100 | else |
101 | oper[i] = 0 ; |
102 | } |
103 | for ( i = 0 ; i < 30 ; i++ ) { |
104 | if ( 40+i < len ) |
105 | fr=sscanf(&line[40+i],"%c",&coeff[i]); |
106 | else |
107 | coeff[i] = 0 ; |
108 | } |
109 | #if 0 |
110 | cout << "Lexiconsscanf(%c )" << endl << "Chain" << Chain << endl |
111 | << "Oper" << Oper << endl |
112 | << "Coeff" << Coeff << endl ; |
113 | #endif |
114 | i=29; |
115 | while( i>=0 && ( chain[i] == ' ' || !chain[i] )) |
116 | chain[i--]=0; |
117 | if(i<0) continue; |
118 | i=9; |
119 | while( i>=0 && ( oper [i] == ' ' || !oper [i] )) |
120 | oper[i--]=0; |
121 | i=29; |
122 | while( i>=0 && ( coeff[i] == ' ' || !coeff[i] )) |
123 | coeff[i--]=0; |
124 | |
125 | if(coeff[0]) |
126 | value = atof(coeff); |
127 | else |
128 | value = 0.; |
129 | |
130 | if(thesequenceoftokens->IsEmpty()) { |
131 | token = new Units_Token(chain,oper,value); |
132 | thesequenceoftokens->Prepend(token); |
133 | } |
134 | else { |
135 | AddToken(chain,oper,value); |
136 | } |
137 | |
138 | for(i=0; i<255; i++) |
139 | line[i]=0; |
140 | } |
141 | file.close(); |
142 | } |
143 | |
144 | |
145 | //======================================================================= |
146 | //function : UpToDate |
147 | //purpose : |
148 | //======================================================================= |
149 | |
150 | Standard_Boolean Units_Lexicon::UpToDate() const |
151 | { |
152 | struct stat buf; |
153 | TCollection_AsciiString string = FileName(); |
154 | |
155 | if(!stat(string.ToCString(),&buf)) { |
156 | if(thetime >= buf.st_ctime) |
157 | return Standard_True; |
158 | } |
159 | |
160 | return Standard_False; |
161 | } |
162 | |
163 | |
164 | //======================================================================= |
165 | //function : FileName |
166 | //purpose : |
167 | //======================================================================= |
168 | |
169 | TCollection_AsciiString Units_Lexicon::FileName() const |
170 | { |
171 | return thefilename->String(); |
172 | } |
173 | |
174 | |
175 | //======================================================================= |
176 | //function : AddToken |
177 | //purpose : |
178 | //======================================================================= |
179 | |
180 | void Units_Lexicon::AddToken(const Standard_CString aword, |
181 | const Standard_CString amean, |
182 | const Standard_Real avalue) |
183 | { |
184 | Handle(Units_Token) token; |
185 | Handle(Units_Token) referencetoken; |
186 | Standard_Boolean found = Standard_False; |
187 | Standard_Integer index; |
188 | |
189 | for(index=1;index<=thesequenceoftokens->Length();index++) { |
190 | referencetoken = thesequenceoftokens->Value(index); |
191 | if( referencetoken->Word() == aword ) { |
192 | referencetoken->Update(amean); |
193 | found = Standard_True; |
194 | break; |
195 | } |
196 | else if( !( referencetoken->Word()>aword ) ) { |
197 | token = new Units_Token(aword,amean,avalue); |
198 | thesequenceoftokens->InsertBefore(index,token); |
199 | found = Standard_True; |
200 | break; |
201 | } |
202 | } |
203 | if(!found) { |
204 | token = new Units_Token(aword,amean,avalue); |
205 | thesequenceoftokens->Append(token); |
206 | } |
207 | } |