// -*- Mode: c++; c-basic-offset: 4; tab-width: 4; -*-
/******************************************************************************
*
* file: DocBookOutput.h
*
* Copyright (c) 2004, Michael E. Smoot
* All rights reverved.
*
* See the file COPYING in the top directory of this distribution for
* more information.
*
* THE SOFTWARE IS PROVIDED _AS IS_, WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*****************************************************************************/
#ifndef TCLAP_DOCBOOKOUTPUT_H
#define TCLAP_DOCBOOKOUTPUT_H
#include <string>
#include <vector>
#include <list>
#include <iostream>
#include <algorithm>
#include <tclap/CmdLineInterface.h>
#include <tclap/CmdLineOutput.h>
#include <tclap/XorHandler.h>
#include <tclap/Arg.h>
namespace TCLAP {
/**
* A class that generates DocBook output for usage() method for the
* given CmdLine and its Args.
*/
class DocBookOutput : public CmdLineOutput
{
public:
/**
* Prints the usage to stdout. Can be overridden to
* produce alternative behavior.
* \param c - The CmdLine object the output is generated for.
*/
virtual void usage(CmdLineInterface& c);
/**
* Prints the version to stdout. Can be overridden
* to produce alternative behavior.
* \param c - The CmdLine object the output is generated for.
*/
virtual void version(CmdLineInterface& c);
/**
* Prints (to stderr) an error message, short usage
* Can be overridden to produce alternative behavior.
* \param c - The CmdLine object the output is generated for.
* \param e - The ArgException that caused the failure.
*/
virtual void failure(CmdLineInterface& c,
ArgException& e );
protected:
/**
* Substitutes the char r for string x in string s.
* \param s - The string to operate on.
* \param r - The char to replace.
* \param x - What to replace r with.
*/
void substituteSpecialChars( std::string& s, char r, std::string& x );
void removeChar( std::string& s, char r);
void basename( std::string& s );
void printShortArg(Arg* it);
void printLongArg(Arg* it);
char theDelimiter;
};
inline void DocBookOutput::version(CmdLineInterface& _cmd)
{
std::cout << _cmd.getVersion() << std::endl;
}
inline void DocBookOutput::usage(CmdLineInterface& _cmd )
{
std::list<Arg*> argList = _cmd.getArgList();
std::string progName = _cmd.getProgramName();
std::string xversion = _cmd.getVersion();
theDelimiter = _cmd.getDelimiter();
XorHandler xorHandler = _cmd.getXorHandler();
std::vector< std::vector<Arg*> > xorList = xorHandler.getXorList();
basename(progName);
std::cout << "<?xml version='1.0'?>" << std::endl;
std::cout << "<!DOCTYPE refentry PUBLIC \"-//OASIS//DTD DocBook XML V4.2//EN\"" << std::endl;
std::cout << "\t\"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd\">" << std::endl << std::endl;
std::cout << "<refentry>" << std::endl;
std::cout << "<refmeta>" << std::endl;
std::cout << "<refentrytitle>" << progName << "</refentrytitle>" << std::endl;
std::cout << "<manvolnum>1</manvolnum>" << std::endl;
std::cout << "</refmeta>" << std::endl;
std::cout << "<refnamediv>" << std::endl;
std::cout << "<refname>" << progName << "</refname>" << std::endl;
std::cout << "<refpurpose>" << _cmd.getMessage() << "</refpurpose>" << std::endl;
std::cout << "</refnamediv>" << std::endl;
std::cout << "<refsynopsisdiv>" << std::endl;
std::cout << "<cmdsynopsis>" << std::endl;
std::cout << "<command>" << progName << "</command>" << std::endl;
// xor
for ( int i = 0; (unsigned int)i < xorList.size(); i++ )
{
std::cout << "<group choice='req'>" << std::endl;
for ( ArgVectorIterator it = xorList[i].begin();
it != xorList[i].end(); it++ )
printShortArg((*it));
std::cout << "</group>" << std::endl;
}
// rest of args
for (ArgListIterator it = argList.begin(); it != argList.end(); it++)
if ( !xorHandler.contains( (*it) ) )
printShortArg((*it));
std::cout << "</cmdsynopsis>" << std::endl;
std::cout << "</refsynopsisdiv>" << std::endl;
std::cout << "<refsect1>" << std::endl;
std::cout << "<title>Description</title>" << std::endl;
std::cout << "<para>" << std::endl;
std::cout << _cmd.getMessage() << std::endl;
std::cout << "</para>" << std::endl;
std::cout << "</refsect1>" << std::endl;
std::cout << "<refsect1>" << std::endl;
std::cout << "<title>Options</title>" << std::endl;
std::cout << "<variablelist>" << std::endl;
for (ArgListIterator it = argList.begin(); it != argList.end(); it++)
printLongArg((*it));
std::cout << "</variablelist>" << std::endl;
std::cout << "</refsect1>" << std::endl;
std::cout << "<refsect1>" << std::endl;
std::cout << "<title>Version</title>" << std::endl;
std::cout << "<para>" << std::endl;
std::cout << xversion << std::endl;
std::cout << "</para>" << std::endl;
std::cout << "</refsect1>" << std::endl;
std::cout << "</refentry>" << std::endl;
}
inline void DocBookOutput::failure( CmdLineInterface& _cmd,
ArgException& e )
{
static_cast<void>(_cmd); // unused
std::cout << e.what() << std::endl;
throw ExitException(1);
}
inline void DocBookOutput::substituteSpecialChars( std::string& s,
char r,
std::string& x )
{
size_t p;
while ( (p = s.find_first_of(r)) != std::string::npos )
{
s.erase(p,1);
s.insert(p,x);
}
}
inline void DocBookOutput::removeChar( std::string& s, char r)
{
size_t p;
while ( (p = s.find_first_of(r)) != std::string::npos )
{
s.erase(p,1);
}
}
inline void DocBookOutput::basename( std::string& s )
{
size_t p = s.find_last_of('/');
if ( p != std::string::npos )
{
s.erase(0, p + 1);
}
}
inline void DocBookOutput::printShortArg(Arg* a)
{
std::string lt = "<";
std::string gt = ">";
std::string id = a->shortID();
substituteSpecialChars(id,'<',lt);
substituteSpecialChars(id,'>',gt);
removeChar(id,'[');
removeChar(id,']');
std::string choice = "opt";
if ( a->isRequired() )
choice = "plain";
std::cout << "<arg choice='" << choice << '\'';
if ( a->acceptsMultipleValues() )
std::cout << " rep='repeat'";
std::cout << '>';
if ( !a->getFlag().empty() )
std::cout << a->flagStartChar() << a->getFlag();
else
std::cout << a->nameStartString() << a->getName();
if ( a->isValueRequired() )
{
std::string arg = a->shortID();
removeChar(arg,'[');
removeChar(arg,']');
removeChar(arg,'<');
removeChar(arg,'>');
arg.erase(0, arg.find_last_of(theDelimiter) + 1);
std::cout << theDelimiter;
std::cout << "<replaceable>" << arg << "</replaceable>";
}
std::cout << "</arg>" << std::endl;
}
inline void DocBookOutput::printLongArg(Arg* a)
{
std::string lt = "<";
std::string gt = ">";
std::string desc = a->getDescription();
substituteSpecialChars(desc,'<',lt);
substituteSpecialChars(desc,'>',gt);
std::cout << "<varlistentry>" << std::endl;
if ( !a->getFlag().empty() )
{
std::cout << "<term>" << std::endl;
std::cout << "<option>";
std::cout << a->flagStartChar() << a->getFlag();
std::cout << "</option>" << std::endl;
std::cout << "</term>" << std::endl;
}
std::cout << "<term>" << std::endl;
std::cout << "<option>";
std::cout << a->nameStartString() << a->getName();
if ( a->isValueRequired() )
{
std::string arg = a->shortID();
removeChar(arg,'[');
removeChar(arg,']');
removeChar(arg,'<');
removeChar(arg,'>');
arg.erase(0, arg.find_last_of(theDelimiter) + 1);
std::cout << theDelimiter;
std::cout << "<replaceable>" << arg << "</replaceable>";
}
std::cout << "</option>" << std::endl;
std::cout << "</term>" << std::endl;
std::cout << "<listitem>" << std::endl;
std::cout << "<para>" << std::endl;
std::cout << desc << std::endl;
std::cout << "</para>" << std::endl;
std::cout << "</listitem>" << std::endl;
std::cout << "</varlistentry>" << std::endl;
}
} //namespace TCLAP
#endif