doxygenXmlParser.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2012-2014 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
\*---------------------------------------------------------------------------*/
 
#include "doxygenXmlParser.H"
#include "wordRe.H"
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::doxygenXmlParser::doxygenXmlParser
(
    const fileName& fName,
    const string& startTag,
    const string& searchStr,
    const bool exactMatch,
    const word& ext
)
:
    dictionary(dictionary::null)
{
    const wordRe nameRegEx(".*." + ext, wordRe::DETECT);
    const wordRe searchRegEx(searchStr, wordRe::DETECT);
 
    IFstream is(fName);
 
    char c;
 
    // skip forward to entry name
    skipForward(is, startTag);
 
    while (is.get(c))
    {
        if (c == '<')
        {
            // if in block, read block name
            string blockName = "";
            string params = "";
            bool readingParam = false;
            while (is.get(c)  && c != '>')
            {
                if (c == ' ')
                {
                    readingParam = true;
                }
                else
                {
                    if (readingParam)
                    {
                        params = params + c;
                    }
                    else
                    {
                        blockName = blockName + c;
                    }
                }
            }
 
            if (blockName == '/' + startTag)
            {
                break;
            }
 
            if ((blockName == "compound") && (params == "kind=\"file\""))
            {
                // keep entry
                word name = "";
                fileName path = "";
                word fName = "";
                bool foundName = false;
                bool foundPath = false;
                bool foundFName = false;
                bool earlyExit = false;
                while (!foundName || !foundPath || !foundFName)
                {
                    word entryName;
                    getEntry<word>(is, entryName);
                    if (entryName == "name")
                    {
                        getValue<word>(is, name);
 
                        if (nameRegEx.match(name))
                        {
                            foundName = true;
                        }
                        else
                        {
                            // not interested in this compound
                            break;
                        }
                    }
                    else if (entryName == "path")
                    {
                        getValue<fileName>(is, path);
 
                        // filter path on regExp
                        if (searchRegEx.match(path))
                        {
                            foundPath = true;
                        }
                        else
                        {
                            // not interested in this compound
                            break;
                        }
                    }
                    else if (entryName == "filename")
                    {
                        getValue<word>(is, fName);
                        foundFName = true;
                    }
                    else
                    {
                        skipBlock(is, entryName);
                    }
                }
 
                if (foundPath && !earlyExit)
                {
                    word tName(path.components().last());
 
                    // only insert if type is not already known
                    // NOTE: not ideal for cases where there are multiple types
                    //    but contained within different namespaces
                    //    preferentially take exact match if it exists
                    if (exactMatch && (tName + "." + ext) == name)
                    {
                        dictionary dict(dictionary::null);
                        dict.add("name", name);
                        dict.add("filename", fName + ".html");
                        dict.add("path", path);
                        this->add(tName, dict);
                    }
                    else if
                    (
                        !exactMatch
                     && !found(tName) // not already added
                     && wordRe(".*" + tName + ".*", wordRe::DETECT).match(name)
                    )
                    {
                        dictionary dict(dictionary::null);
                        dict.add("name", name);
                        dict.add("filename", fName + ".html");
                        dict.add("path", path);
                        this->add(tName, dict);
                    }
                }
 
                // skip remanining entries
                skipBlock(is, blockName);
            }
            else
            {
                skipBlock(is, blockName);
            }
        }
    }
}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::doxygenXmlParser::skipBlock
(
    IFstream& is,
    const word& blockName
) const
{
    // recurse to move forward in 'is' until come across </blockName>
    string closeName = "";
 
    char c;
    while (is.good() && (closeName != blockName))
    {
        // fast-forward until we reach a '<'
        while (is.get(c) && c  != '<')
        {}
 
        // check to see if this is a closing block
        if (is.get(c) && c  == '/')
        {
            closeName = "";
 
            while (is.get(c) && c != '>')
            {
                closeName += c;
            }
        }
    }
}
 
 
void Foam::doxygenXmlParser::skipForward
(
    IFstream& is,
    const word& blockName
) const
{
    // recurse to move forward in 'is' until come across <blockName>
    string entryName = "";
    char c;
 
    while (is.good() && (entryName != blockName))
    {
        entryName = "";
 
        // fast-forward until we reach a '<'
        while (is.get(c) && c != '<')
        {}
 
        while (is.get(c) && c  != '>')
        {
            entryName = entryName + c;
        }
    }
}
 
 
// ************************************************************************* //