1 // Created on: 2000-08-21
2 // Created by: Andrey BETENEV
3 // Copyright (c) 2000-2014 OPEN CASCADE SAS
4 //
5 // This file is part of Open CASCADE Technology software library.
6 //
7 // This library is free software; you can redistribute it and/or modify it under
8 // the terms of the GNU Lesser General Public License version 2.1 as published
9 // by the Free Software Foundation, with special exception defined in the file
10 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
11 // distribution for complete text of the license and disclaimer of any warranty.
12 //
13 // Alternatively, this file may be used under the terms of Open CASCADE
14 // commercial license or contractual agreement.
15 
16 
17 #include <Message.hxx>
18 #include <Message_Messenger.hxx>
19 #include <Resource_Manager.hxx>
20 #include <ShapeProcess_Context.hxx>
21 #include <Standard_ErrorHandler.hxx>
22 #include <Standard_Failure.hxx>
23 #include <Standard_Type.hxx>
24 #include <TCollection_AsciiString.hxx>
25 #include <TCollection_HAsciiString.hxx>
26 
27 #include <sys/stat.h>
IMPLEMENT_STANDARD_RTTIEXT(ShapeProcess_Context,Standard_Transient)28 IMPLEMENT_STANDARD_RTTIEXT(ShapeProcess_Context,Standard_Transient)
29 
30 //=======================================================================
31 //function : ShapeProcess_Context
32 //purpose  :
33 //=======================================================================
34 ShapeProcess_Context::ShapeProcess_Context()
35 {
36   myMessenger = Message::DefaultMessenger();
37   myTraceLev = 1;
38 }
39 
40 //=======================================================================
41 //function : ShapeProcess_Context
42 //purpose  :
43 //=======================================================================
44 
ShapeProcess_Context(const Standard_CString file,const Standard_CString scope)45 ShapeProcess_Context::ShapeProcess_Context (const Standard_CString file,
46                                             const Standard_CString scope)
47 {
48   Init ( file, scope );
49   myMessenger = Message::DefaultMessenger();
50   myTraceLev = 1;
51 }
52 
53 //=======================================================================
54 //function : Init
55 //purpose  :
56 //=======================================================================
57 
Init(const Standard_CString file,const Standard_CString scope)58 Standard_Boolean ShapeProcess_Context::Init (const Standard_CString file,
59                                              const Standard_CString scope)
60 {
61   myScope.Nullify();
62   myRC = LoadResourceManager ( file );
63   if ( scope && scope[0] ) {
64     SetScope ( scope );
65   }
66   return Standard_True; // myRC->Length() >0; NOT IMPLEMENTED
67 }
68 
69 //=======================================================================
70 //function : LoadResourceManager
71 //purpose  :
72 //=======================================================================
73 
Handle(Resource_Manager)74 Handle(Resource_Manager) ShapeProcess_Context::LoadResourceManager (const Standard_CString name)
75 {
76   // Optimisation of loading resource file: file is load only once
77   // and reloaded only if file date has changed
78   static Handle(Resource_Manager) sRC;
79   static Standard_Time sMtime, sUMtime;
80   static TCollection_AsciiString sName;
81 
82   struct stat buf;
83   Standard_Time aMtime(0), aUMtime(0);
84   TCollection_AsciiString aPath,aUserPath;
85   Resource_Manager::GetResourcePath(aPath,name,Standard_False);
86   Resource_Manager::GetResourcePath(aUserPath,name,Standard_True);
87   if ( !aPath.IsEmpty() )
88   {
89     stat( aPath.ToCString(), &buf );
90     aMtime = (Standard_Time)buf.st_mtime;
91   }
92   if ( !aUserPath.IsEmpty() )
93   {
94     stat( aUserPath.ToCString(), &buf );
95     aUMtime = (Standard_Time)buf.st_mtime;
96   }
97 
98   Standard_Boolean isFileModified = Standard_False;
99   if ( !sRC.IsNull() ) {
100     if ( sName.IsEqual ( name ) ) {
101       if ( sMtime != aMtime )
102       {
103         sMtime = aMtime;
104         isFileModified = Standard_True;
105       }
106       if ( sUMtime != aUMtime )
107       {
108         sUMtime = aUMtime;
109         isFileModified = Standard_True;
110       }
111       if (isFileModified)
112         sRC.Nullify();
113     }
114     else
115       sRC.Nullify();
116   }
117   if ( sRC.IsNull() ) {
118 #ifdef OCCT_DEBUG
119     std::cout << "Info: ShapeProcess_Context: Reload Resource_Manager: "
120          << sName.ToCString() << " -> " << name << std::endl;
121 #endif
122     sRC = new Resource_Manager ( name );
123     if (!isFileModified)
124     {
125       sName = name;
126       sMtime = aMtime;
127       sUMtime = aUMtime;
128     }
129   }
130   return sRC;
131 }
132 
133 //=======================================================================
134 //function : ResourceManager
135 //purpose  :
136 //=======================================================================
137 
Handle(Resource_Manager)138 const Handle(Resource_Manager) &ShapeProcess_Context::ResourceManager () const
139 {
140   return myRC;
141 }
142 
143 //=======================================================================
144 //function : SetScope
145 //purpose  :
146 //=======================================================================
147 
SetScope(const Standard_CString scope)148 void ShapeProcess_Context::SetScope (const Standard_CString scope)
149 {
150   if ( myScope.IsNull() ) myScope = new TColStd_HSequenceOfHAsciiString;
151   Handle(TCollection_HAsciiString) str;
152   if ( myScope->Length() >0 ) {
153     str = new TCollection_HAsciiString ( myScope->Value ( myScope->Length() ) );
154     str->AssignCat ( "." );
155     str->AssignCat ( scope );
156   }
157   else str = new TCollection_HAsciiString ( scope );
158   myScope->Append ( str );
159 }
160 
161 //=======================================================================
162 //function : UnSetScope
163 //purpose  :
164 //=======================================================================
165 
UnSetScope()166 void ShapeProcess_Context::UnSetScope ()
167 {
168   if ( ! myScope.IsNull() && myScope->Length() >0 )
169     myScope->Remove ( myScope->Length() );
170 }
171 
172 //=======================================================================
173 //function : IsParamSet
174 //purpose  :
175 //=======================================================================
176 
MakeName(const Handle (TColStd_HSequenceOfHAsciiString)& scope,const Standard_CString param)177 static Handle(TCollection_HAsciiString) MakeName (const Handle(TColStd_HSequenceOfHAsciiString) &scope,
178 						  const Standard_CString param)
179 {
180   Handle(TCollection_HAsciiString) str;
181   if ( ! scope.IsNull() && scope->Length() >0 ) {
182     str = new TCollection_HAsciiString ( scope->Value ( scope->Length() )->String() );
183     str->AssignCat (".");
184     str->AssignCat ( param );
185   }
186   else str = new TCollection_HAsciiString ( param );
187   return str;
188 }
189 
IsParamSet(const Standard_CString param) const190 Standard_Boolean ShapeProcess_Context::IsParamSet (const Standard_CString param) const
191 {
192   return ! myRC.IsNull() && myRC->Find ( MakeName ( myScope, param )->ToCString() );
193 }
194 
195 //=======================================================================
196 //function : GetString
197 //purpose  :
198 //=======================================================================
199 
GetString(const Standard_CString param,TCollection_AsciiString & str) const200 Standard_Boolean ShapeProcess_Context::GetString (const Standard_CString param,
201                                                   TCollection_AsciiString &str) const
202 {
203   if ( myRC.IsNull() ) return Standard_False;
204   Handle(TCollection_HAsciiString) pname = MakeName ( myScope, param );
205   if ( ! myRC->Find ( pname->ToCString() ) ) {
206 #ifdef OCCT_DEBUG
207     std::cout << "Warning: ShapeProcess_Context::GetInteger(): Parameter " << pname->ToCString() << " is not defined" << std::endl;
208 #endif
209     return Standard_False;
210   }
211   str = myRC->Value ( pname->ToCString() );
212   return Standard_True;
213 }
214 
215 //=======================================================================
216 //function : GetReal
217 //purpose  :
218 //=======================================================================
219 
GetReal(const Standard_CString param,Standard_Real & val) const220 Standard_Boolean ShapeProcess_Context::GetReal (const Standard_CString param,
221                                                 Standard_Real &val) const
222 {
223   if ( myRC.IsNull() ) return Standard_False;
224 
225   TCollection_AsciiString str;
226   if ( ! GetString ( param, str ) ) return Standard_False;
227 
228   if ( str.IsRealValue() ) {
229     val = str.RealValue();
230     return Standard_True;
231   }
232 
233   // if not real, try to treat as alias "&param"
234   str.LeftAdjust();
235   if ( str.Value(1) == '&' ) {
236     TCollection_AsciiString ref = str.Split ( 1 );
237     ref.LeftAdjust();
238     ref.RightAdjust();
239     if ( ! myRC->Find ( ref.ToCString() ) ) {
240 #ifdef OCCT_DEBUG
241       std::cout << "Warning: ShapeProcess_Context::GetInteger(): Parameter " << ref.ToCString() << " is not defined" << std::endl;
242 #endif
243       return Standard_False;
244     }
245     str = myRC->Value ( ref.ToCString() );
246     if ( str.IsRealValue() ) {
247       val = str.RealValue();
248       return Standard_True;
249     }
250   }
251 #ifdef OCCT_DEBUG
252   std::cout << "Warning: ShapeProcess_Context::GetInteger(): Parameter " << param << " is neither Real nor reference to Real";
253 #endif
254   return Standard_False;
255 }
256 
257 //=======================================================================
258 //function : GetInteger
259 //purpose  :
260 //=======================================================================
261 
GetInteger(const Standard_CString param,Standard_Integer & val) const262 Standard_Boolean ShapeProcess_Context::GetInteger (const Standard_CString param,
263                                                    Standard_Integer &val) const
264 {
265   if ( myRC.IsNull() ) return Standard_False;
266 
267   TCollection_AsciiString str;
268   if ( ! GetString ( param, str ) ) return Standard_False;
269 
270   if ( str.IsIntegerValue() ) {
271     val = str.IntegerValue();
272     return Standard_True;
273   }
274 
275   // if not integer, try to treat as alias "&param"
276   str.LeftAdjust();
277   if ( str.Value(1) == '&' ) {
278     TCollection_AsciiString ref = str.Split ( 1 );
279     ref.LeftAdjust();
280     ref.RightAdjust();
281     if ( ! myRC->Find ( ref.ToCString() ) ) {
282 #ifdef OCCT_DEBUG
283       std::cout << "Warning: ShapeProcess_Context::GetInteger(): Parameter " << ref.ToCString() << " is not defined" << std::endl;
284 #endif
285       return Standard_False;
286     }
287     str = myRC->Value ( ref.ToCString() );
288     if ( str.IsIntegerValue() ) {
289       val = str.IntegerValue();
290       return Standard_True;
291     }
292   }
293 #ifdef OCCT_DEBUG
294   std::cout << "Warning: ShapeProcess_Context::GetInteger(): Parameter " << param << " is neither Integer nor reference to Integer";
295 #endif
296   return Standard_False;
297 }
298 
299 //=======================================================================
300 //function : GetBoolean
301 //purpose  :
302 //=======================================================================
303 
GetBoolean(const Standard_CString param,Standard_Boolean & val) const304 Standard_Boolean ShapeProcess_Context::GetBoolean (const Standard_CString param,
305                                                    Standard_Boolean &val) const
306 {
307   if ( myRC.IsNull() ) return Standard_False;
308   try {
309     OCC_CATCH_SIGNALS
310     val = myRC->Integer (MakeName (myScope, param)->ToCString()) != 0;
311     return Standard_True;
312   }
313   catch (Standard_Failure const& anException) {
314 #ifdef OCCT_DEBUG
315     std::cout << "Warning: ShapeProcess_Context::GetInteger(): " << param << ": ";
316     anException.Print(std::cout); std::cout << std::endl;
317 #endif
318     (void)anException;
319   }
320   return Standard_False;
321 }
322 
323 //=======================================================================
324 //function : RealVal
325 //purpose  :
326 //=======================================================================
327 
RealVal(const Standard_CString param,const Standard_Real def) const328 Standard_Real ShapeProcess_Context::RealVal (const Standard_CString param,
329                                              const Standard_Real def) const
330 {
331   Standard_Real val;
332   return GetReal ( param, val ) ? val : def;
333 }
334 
335 //=======================================================================
336 //function : BooleanVal
337 //purpose  :
338 //=======================================================================
339 
BooleanVal(const Standard_CString param,const Standard_Boolean def) const340 Standard_Boolean ShapeProcess_Context::BooleanVal (const Standard_CString param,
341                                                    const Standard_Boolean def) const
342 {
343   Standard_Boolean val;
344   return GetBoolean ( param, val ) ? val : def;
345 }
346 
347 //=======================================================================
348 //function : IntegerVal
349 //purpose  :
350 //=======================================================================
351 
IntegerVal(const Standard_CString param,const Standard_Integer def) const352 Standard_Integer ShapeProcess_Context::IntegerVal (const Standard_CString param,
353                                                    const Standard_Integer def) const
354 {
355   Standard_Integer val;
356   return GetInteger ( param, val ) ? val : def;
357 }
358 
359 //=======================================================================
360 //function : StringVal
361 //purpose  :
362 //=======================================================================
363 
StringVal(const Standard_CString param,const Standard_CString def) const364 Standard_CString ShapeProcess_Context::StringVal (const Standard_CString param,
365                                                   const Standard_CString def) const
366 {
367   if ( myRC.IsNull() ) return def;
368   try {
369     OCC_CATCH_SIGNALS
370     return myRC->Value ( MakeName ( myScope, param )->ToCString() );
371   }
372   catch (Standard_Failure const& anException) {
373 #ifdef OCCT_DEBUG
374     std::cout << "Warning: ShapeProcess_Context::GetInteger(): " << param << ": ";
375     anException.Print(std::cout); std::cout << std::endl;
376 #endif
377     (void)anException;
378   }
379   return def;
380 }
381 
382 //=======================================================================
383 //function : SetMessenger
384 //purpose  :
385 //=======================================================================
386 
SetMessenger(const Handle (Message_Messenger)& messenger)387 void ShapeProcess_Context::SetMessenger (const Handle(Message_Messenger)& messenger)
388 {
389   if ( messenger.IsNull() )
390     myMessenger = Message::DefaultMessenger();
391   else
392     myMessenger = messenger;
393 }
394 
395 //=======================================================================
396 //function : Messenger
397 //purpose  :
398 //=======================================================================
399 
Handle(Message_Messenger)400 Handle(Message_Messenger) ShapeProcess_Context::Messenger () const
401 {
402   return myMessenger;
403 }
404 
405 //=======================================================================
406 //function : SetTraceLevel
407 //purpose  :
408 //=======================================================================
409 
SetTraceLevel(const Standard_Integer tracelev)410 void ShapeProcess_Context::SetTraceLevel (const Standard_Integer tracelev)
411 {
412   myTraceLev = tracelev;
413 }
414 
415 //=======================================================================
416 //function : TraceLevel
417 //purpose  :
418 //=======================================================================
419 
TraceLevel() const420 Standard_Integer ShapeProcess_Context::TraceLevel () const
421 {
422   return myTraceLev;
423 }
424