bes  Updated for version 3.20.6
BESConstraintFuncs.cc
1 // BESConstraintFuncs.cc
2 
3 // This file is part of bes, A C++ back-end server implementation framework
4 // for the OPeNDAP Data Access Protocol.
5 
6 // Copyright (c) 2004-2009 University Corporation for Atmospheric Research
7 // Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu>
8 //
9 // This library is free software; you can redistribute it and/or
10 // modify it under the terms of the GNU Lesser General Public
11 // License as published by the Free Software Foundation; either
12 // version 2.1 of the License, or (at your option) any later version.
13 //
14 // This library is distributed in the hope that it will be useful,
15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 // Lesser General Public License for more details.
18 //
19 // You should have received a copy of the GNU Lesser General Public
20 // License along with this library; if not, write to the Free Software
21 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 //
23 // You can contact University Corporation for Atmospheric Research at
24 // 3080 Center Green Drive, Boulder, CO 80301
25 
26 // (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005
27 // Please read the full copyright statement in the file COPYRIGHT_UCAR.
28 //
29 // Authors:
30 // pwest Patrick West <pwest@ucar.edu>
31 // jgarcia Jose Garcia <jgarcia@ucar.edu>
32 
33 #include "BESConstraintFuncs.h"
34 #include "BESDataNames.h"
35 
36 using std::string;
37 
38 string
39 BESConstraintFuncs::pre_to_post_constraint( const string &name,
40  const string &pre_constraint )
41 {
42  string str = pre_constraint ;
43  string new_name = name ;
44  new_name.append( "." ) ;
45  if( !str.empty() /* != "" jhrg 4/1/14 */ )
46  {
47  str.insert( 0, new_name ) ;
48  int pos = 0 ;
49  pos = str.find( ',', pos ) ;
50  while( pos != -1 )
51  {
52  pos++ ;
53  str.insert( pos, new_name ) ;
54  pos = str.find( ',', pos ) ;
55  }
56  }
57 
58  return str ;
59 }
60 
61 void
62 BESConstraintFuncs::post_append( BESDataHandlerInterface &dhi )
63 {
64  if( dhi.container )
65  {
66  string to_append ;
67  if( dhi.container->get_constraint() != "" )
68  {
69  to_append =
70  pre_to_post_constraint( dhi.container->get_symbolic_name(),
71  dhi.container->get_constraint() ) ;
72  }
73  else
74  {
75  to_append = dhi.container->get_symbolic_name() ;
76  }
77  string constraint = dhi.data[POST_CONSTRAINT] ;
78  if( constraint != "" )
79  constraint += "," ;
80  constraint.append( to_append ) ;
81  dhi.data[POST_CONSTRAINT] = constraint ;
82  }
83 }
84 
BESDataHandlerInterface::container
BESContainer * container
pointer to current container in this interface
Definition: BESDataHandlerInterface.h:75
BESContainer::get_symbolic_name
std::string get_symbolic_name() const
retrieve the symbolic name for this container
Definition: BESContainer.h:221
BESContainer::get_constraint
std::string get_constraint() const
retrieve the constraint expression for this container
Definition: BESContainer.h:194
BESDataHandlerInterface::data
std::map< std::string, std::string > data
the map of string data that will be required for the current request.
Definition: BESDataHandlerInterface.h:90
BESDataHandlerInterface
Structure storing information used by the BES to handle the request.
Definition: BESDataHandlerInterface.h:56