src/Environment.hpp

   1 /*
   2     suPHP - (c)2002-2005 Sebastian Marsching <sebastian@marsching.com>
   3
   4     This file is part of suPHP.
   5
   6     suPHP is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     suPHP is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with suPHP; if not, write to the Free Software
  18     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19 */
  20
  21 #ifndef SUPHP_ENVIRONMENT_H
  22
  23 namespace suPHP {
  24     class Environment;
  25 };
  26
  27 #define SUPHP_ENVIRONMENT_H
  28
  29 #include <string>
  30 #include <map>
  31
  32 #include "KeyNotFoundException.hpp"
  33
  34 namespace suPHP {
  35     /**
  36      * Class containing environment variables.
  37      */
  38     class Environment {
  39     private:
  40         std::map<std::string, std::string> vars;
  41
  42     public:
  43         /**
  44          * Returns (copy of) variable content
  45          */
  46         std::string getVar(const std::string& name) const
  47             throw (KeyNotFoundException);
  48
  49         /**
  50          * Sets variable content
  51          */
  52         void setVar(const std::string name, const std::string content)
  53             throw (KeyNotFoundException);
  54
  55         /**
  56          * Adds variable to environment
  57          */
  58         void putVar(const std::string name, const std::string content);
  59
  60         /**
  61          * Deletes variable from environment
  62          */
  63         void deleteVar(const std::string& name) throw (KeyNotFoundException);
  64
  65         /**
  66          * Checks whether a variable is set
  67          */
  68         bool hasVar(const std::string& name) const;
  69
  70         /**
  71          * Returns reference to variable with name
  72          */
  73         std::string& operator[](const std::string& name)
  74             throw (KeyNotFoundException);
  75
  76         /**
  77          * Returns const reference to the map which stores the variables
  78          */
  79         const std::map<std::string, std::string>& getBackendMap() const;
  80     };
  81 };
  82
  83 #endif // SUPHP_ENVIRONMENT_H