1 #ifndef CHECKVPW__CGI_ARGS__H__

     2 #define CHECKVPW__CGI_ARGS__H__

     3 

     4 #include "mystring/mystring.h"

     5 

     6 class CGIArgs 

     7 {

     8 private:

     9   struct arg

    10   {

    11     arg* next;

    12     const mystring var;

    13     const mystring val;

    14     arg(mystring r, mystring l)

    15       : next(0), var(r), val(l)

    16       {

    17       }

    18     ~arg()

    19       {

    20 	delete next;

    21       }

    22   };

    23   arg* head;

    24   arg* tail;

    25   unsigned argc;

    26   mystring errstr;

    27 protected:

    28   void init();

    29   void append(mystring, mystring);

    30 public:

    31   CGIArgs() : head(0), tail(0), argc(0)

    32     {

    33       init();

    34     }

    35   ~CGIArgs();

    36   bool error() const 

    37     {

    38       return !errstr.empty();

    39     }

    40   mystring errorstr() const

    41     {

    42       return errstr;

    43     }

    44   bool exists(mystring) const;

    45   mystring get(mystring var, mystring dflt = 0) const;

    46   mystring operator[](mystring var) const

    47     {

    48       return get(var);

    49     }

    50 };

    51 

    52 #endif