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#ifndef COMMAND_LINE_DESCRIPTOR_H
#define COMMAND_LINE_DESCRIPTOR_H
#include <string>
#include <vector>
#include <ostream>
//@@ temporary. should probably be changed to CommandLine
namespace CL
{
class OptionDescription
{
public:
OptionDescription (std::string name,
std::string description,
bool optional)
: optional_ (optional),
name_ (name),
value_synopsis_ (),
description_ (description)
{
}
OptionDescription (std::string name,
std::string value_synopsis,
std::string description,
bool optional)
: optional_ (optional),
name_ (name),
value_synopsis_ (value_synopsis),
description_ (description)
{
}
public:
bool
optional () const
{
return optional_;
}
std::string
name () const
{
return name_;
}
std::string
value_synopsis () const
{
return value_synopsis_;
}
std::string
description () const
{
return description_;
}
private:
bool optional_;
std::string name_;
std::string value_synopsis_;
std::string description_;
};
class Description
{
public:
Description (std::string command)
: command_ (command)
{
}
private:
typedef
std::vector<OptionDescription>
OptionDescriptionList;
public:
std::string
command () const
{
return command_;
}
public:
typedef
OptionDescriptionList::const_iterator
OptionIterator;
OptionIterator
begin_option () const
{
return options_.begin ();
}
OptionIterator
end_option () const
{
return options_.end ();
}
void
add_option (OptionDescription const& od)
{
options_.push_back (od);
}
private:
typedef
std::vector<std::string>
ArgumentDescriptionList;
public:
typedef
ArgumentDescriptionList::const_iterator
ArgumentIterator;
ArgumentIterator
begin_argument () const
{
return arguments_.begin ();
}
ArgumentIterator
end_argument () const
{
return arguments_.end ();
}
void
add_argument (std::string arg)
{
arguments_.push_back (arg);
}
private:
std::string command_;
OptionDescriptionList options_;
ArgumentDescriptionList arguments_;
};
inline void
print_text (std::ostream& os, Description const& d)
{
os << d.command ();
Description::OptionIterator ob = d.begin_option ();
Description::OptionIterator oe = d.end_option ();
if (ob != oe)
{
os << " { OPTIONS }";
}
Description::ArgumentIterator ab = d.begin_argument ();
Description::ArgumentIterator ae = d.end_argument ();
for (; ab != ae; ab++)
{
os << " <" << *ab << ">";
}
os << endl << endl;
for (; ob != oe; ob++)
{
os << (ob->optional () ? "[--" : "--")
<< ob->name ()
<< (ob->value_synopsis ().empty () ? "" : " ")
<< ob->value_synopsis ()
<< (ob->optional () ? "]" : "")
<< endl;
os << "\t\t" << ob->description () << endl;
}
}
inline void
print_html (std::ostream& os, Description const& d)
{
os << "<html>" << endl
<< "<body>" << endl
<< "<div align=\"center\">" << endl
<< "<table width=\"700\" border=\"0\" cellspacing=\"0\" "
<< "cellpadding=\"0\">" << endl
<< "<tr>" << endl
<< "<td>" << endl;
os << "<p>" << endl
<< "<code>" << endl;
os << d.command ();
Description::OptionIterator ob = d.begin_option ();
Description::OptionIterator oe = d.end_option ();
if (ob != oe)
{
os << " { OPTIONS }";
}
Description::ArgumentIterator ab = d.begin_argument ();
Description::ArgumentIterator ae = d.end_argument ();
for (; ab != ae; ab++)
{
os << " <" << *ab << ">";
}
os << endl
<< "</code>" << endl
<< "</p>" << endl;
os << "<dl>" << endl;
for (; ob != oe; ob++)
{
os << "<dt>" << endl
<< "<code>" << endl
<< (ob->optional () ? "[--" : "--")
<< ob->name ()
<< (ob->value_synopsis ().empty () ? "" : " ")
<< ob->value_synopsis ()
<< (ob->optional () ? "]" : "") << endl
<< "</code>" << endl
<< "</dt>" << endl;
os << "<dd>" << endl
<< "<p>" << endl
<< ob->description () << endl
<< "</p>" << endl
<< "</dd>" << endl;
}
os << "</dl>" << endl;
os << "</td>" << endl
<< "</tr>" << endl
<< "</table>" << endl
<< "</div>" << endl
<< "</body>" << endl
<< "</html>" << endl;
}
}
#endif // COMMAND_LINE_DESCRIPTOR_H
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