Subversion Repositories tpanel

/*

 * Copyright (C) 2020, 2021 by Andreas Theofilu <andreas@theosys.at>

 *

 * This program 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.

 *

 * This program 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 this program; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA

 */

#include <string>

#include "tpagelist.h"

#include "texpat++.h"

#include "tconfig.h"

#include "terror.h"

#if __cplusplus < 201402L

#   error "This module requires at least C++14 standard!"

#else

#   if __cplusplus < 201703L

#       include <experimental/filesystem>

namespace fs = std::experimental::filesystem;

#       warning "Support for C++14 and experimental filesystem will be removed in a future version!"

#   else

#       include <filesystem>

#       ifdef __ANDROID__

namespace fs = std::__fs::filesystem;

#       else

namespace fs = std::filesystem;

#       endif

#   endif

#endif

using std::string;

using std::vector;

using namespace Expat;

TPageList::TPageList()

{

    DECL_TRACER("TPageList::TPageList()");

    string projectPath = TConfig::getProjectPath();

    mProject = makeFileName(projectPath, "prj.xma");

    if (fs::exists(mProject))

        initialize();

    projectPath += "/__system";

    mSystemProject = makeFileName(projectPath, "prj.xma");

    if (fs::exists(mSystemProject))

        initialize(true);

    // Add the virtual progress page

    PAGELIST_T pl;

    pl.name = "_progress";

    pl.pageID = 300;

    mPageList.push_back(pl);

}

TPageList::~TPageList()

{

    DECL_TRACER("TPageList::~TPageList()");

}

void TPageList::initialize(bool system)

{

    DECL_TRACER("TPageList::initialize(bool system)");

    TError::clear();

    string sProject;

    if (!system)

    {

        if (mPageList.size() > 0)

            mPageList.clear();

        if (mSubPageList.size() > 0)

            mSubPageList.clear();

        sProject = mProject;

    }

    else

    {

        if (mSystemPageList.size() > 0)

            mSystemPageList.clear();

        if (mSystemSubPageList.size() > 0)

            mSystemSubPageList.clear();

        sProject = mSystemProject;

    }

    if (sProject.empty() || !isValidFile(sProject))

    {

        TError::setErrorMsg("Empty or invalid project file! <" + sProject + ">");

        MSG_ERROR(TError::getErrorMsg());

        return;

    }

    TExpat xml(sProject);

    xml.setEncoding(ENC_CP1250);

    if (!xml.parse())

        return;

    int depth = 0;

    size_t index = 0;

    if ((index = xml.getElementIndex("pageList", &depth)) == TExpat::npos)

    {

        MSG_ERROR("Couldn't find the section \"pageList\" in file!");

        TError::setError();

        return;

    }

    do

    {

        vector<ATTRIBUTE_t> attrs = xml.getAttributes();

        string attribute = xml.getAttribute("type", attrs);

        if (attribute.empty())

        {

            TError::setErrorMsg("Missing element \"pageList\" in file " + sProject);

            MSG_ERROR(TError::getErrorMsg());

            return;

        }

        else if (attribute.compare("page") != 0 && attribute.compare("subpage") != 0)

        {

            TError::setErrorMsg("Invalid page type " + attribute + " found!");

            MSG_ERROR(TError::getErrorMsg());

            return;

        }

        while ((index = xml.getNextElementIndex("pageEntry", depth+1)) != TExpat::npos)

        {

            PAGELIST_T pl;

            SUBPAGELIST_T spl;

            pl.clear();

            spl.clear();

            string e, content;

            while ((index = xml.getNextElementFromIndex(index, &e, &content, nullptr)) != TExpat::npos)

            {

                if (attribute.compare("page") == 0)

                {

                    if (e.compare("name") == 0)

                        pl.name = content;

                    else if (e.compare("pageID") == 0)

                        pl.pageID = xml.convertElementToInt(content);

                    else if (e.compare("file") == 0)

                        pl.file = content;

                    else if (e.compare("isValid") == 0)

                        pl.isValid = xml.convertElementToInt(content);

                }

                else if (attribute.compare("subpage") == 0)

                {

                    if (e.compare("name") == 0)

                        spl.name = content;

                    else if (e.compare("pageID") == 0)

                        spl.pageID = xml.convertElementToInt(content);

                    else if (e.compare("file") == 0)

                        spl.file = content;

                    else if (e.compare("group") == 0)

                        spl.group = content;

                    else if (e.compare("isValid") == 0)

                        spl.isValid = xml.convertElementToInt(content);

                    else if (e.compare("popupType") == 0)

                        spl.popupType = xml.convertElementToInt(content);

                }

            }

            if (attribute.compare("page") == 0)

            {

                if (!system)

                    mPageList.push_back(pl);

                else

                    mSystemPageList.push_back(pl);

            }

            else if (attribute.compare("subpage") == 0)

            {

                if (!system)

                    mSubPageList.push_back(spl);

                else

                    mSystemSubPageList.push_back(spl);

            }

        }

        attribute.clear();

        attrs.clear();

    }

    while ((index = xml.getNextElementIndex("pageList", depth)) != TExpat::npos);

}

PAGELIST_T TPageList::findPage(const std::string& name, bool system)

{

    DECL_TRACER("TPageList::findPage(const std::string& name, bool system)");

    vector<PAGELIST_T>::iterator iter;

    PAGELIST_T page;

    if (!system && mPageList.size() > 0)

    {

        for (iter = mPageList.begin(); iter != mPageList.end(); ++iter)

        {

            if (iter->name.compare(name) == 0)

            {

                page = *iter;

                return page;

            }

        }

    }

    else if (mSystemPageList.size() > 0)

    {

        for (iter = mSystemPageList.begin(); iter != mSystemPageList.end(); ++iter)

        {

            if (iter->name.compare(name) == 0)

            {

                page = *iter;

                return page;

            }

        }

    }

    TError::setErrorMsg("Page " + name + " not found!");

    TError::setError();

    return page;

}

PAGELIST_T TPageList::findPage(int pageID)

{

    DECL_TRACER("TPageList::findPage(int pageID)");

    vector<PAGELIST_T>::iterator iter;

    PAGELIST_T page;

    if (pageID < 5000)

    {

        for (iter = mPageList.begin(); iter != mPageList.end(); ++iter)

        {

            if (iter->pageID == pageID)

            {

                page = *iter;

                return page;

            }

        }

    }

    else

    {

        for (iter = mSystemPageList.begin(); iter != mSystemPageList.end(); ++iter)

        {

            if (iter->pageID == pageID)

            {

                page = *iter;

                return page;

            }

        }

    }

    TError::setErrorMsg("Page " + std::to_string(pageID) + " not found!");

    TError::setError();

    return page;

}

SUBPAGELIST_T TPageList::findSubPage(const std::string& name, bool system)

{

    DECL_TRACER("TPageList::findSubPage(const std::string& name, bool system)");

    vector<SUBPAGELIST_T>::iterator iter;

    SUBPAGELIST_T page;

    if (!system && mSubPageList.size() > 0)

    {

        for (iter = mSubPageList.begin(); iter != mSubPageList.end(); ++iter)

        {

            if (iter->name.compare(name) == 0)

            {

                page = *iter;

                return page;

            }

        }

    }

    else if (mSystemSubPageList.size() > 0)

    {

        for (iter = mSystemSubPageList.begin(); iter != mSystemSubPageList.end(); ++iter)

        {

            if (iter->name.compare(name) == 0)

            {

                page = *iter;

                return page;

            }

        }

    }

    TError::setErrorMsg("Subpage " + name + " not found!");

    TError::setError();

    return page;

}

SUBPAGELIST_T TPageList::findSubPage(int pageID)

{

    DECL_TRACER("TPageList::findSubPage(int pageID)");

    vector<SUBPAGELIST_T>::iterator iter;

    SUBPAGELIST_T page;

    if (pageID < 5000)

    {

        for (iter = mSubPageList.begin(); iter != mSubPageList.end(); ++iter)

        {

            if (iter->pageID == pageID)

            {

                page = *iter;

                return page;

            }

        }

    }

    else

    {

        for (iter = mSystemSubPageList.begin(); iter != mSystemSubPageList.end(); ++iter)

        {

            if (iter->pageID == pageID)

            {

                page = *iter;

                return page;

            }

        }

    }

    TError::setErrorMsg("Subpage " + std::to_string(pageID) + " not found!");

    TError::setError();

    return page;

}