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// ####ECOSHOSTGPLCOPYRIGHTBEGIN####                                        

// -------------------------------------------                              

// This file is part of the eCos host tools.                                

// Copyright (C) 1998, 1999, 2000, 2003, 2008 Free Software Foundation, Inc.

//

// 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 2 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.                                

// -------------------------------------------                              

// ####ECOSHOSTGPLCOPYRIGHTEND####                                          

// docsystem.cpp :

//

//===========================================================================

//#####DESCRIPTIONBEGIN####

//

// Author(s):   julians, jld

// Contact(s):  julians

// Date:        2001/04/04

// Version:     $Id: docsystem.cpp,v 1.19 2001/12/11 15:59:51 julians Exp $

// Purpose:

// Description: Various classes for the documentation system

// Requires:

// Provides:

// See also:

// Known bugs:

// Usage:

//

//####DESCRIPTIONEND####

//

//===========================================================================

// ============================================================================

// declarations

// ============================================================================

// ----------------------------------------------------------------------------

// headers

// ----------------------------------------------------------------------------

#ifdef __GNUG__

#pragma implementation "docsystem.h"

#endif

// Includes other headers for precompiled compilation

#include "ecpch.h"

#ifdef __BORLANDC__

#pragma hdrstop

#endif

#include "wx/dir.h"

#include "wx/file.h"

#include "wx/wfstream.h"

#include "wx/progdlg.h"

#include "docsystem.h"

#include "htmlparser.h"

#include "configtooldoc.h"

#include "mainwin.h"

#include "shortdescrwin.h"

/*

 * ecHtmlIndexer

 * A class to parse files and generate suitable MS Html Help/wxHTML Help compatible

 * project, contents and keyword files.

 */

ecHtmlIndexer::ecHtmlIndexer(bool useRelativeURLs)

{

#if ecDOCSYSTEM_USE_RELATIVE_URLS

    m_useRelativeURLs = useRelativeURLs;

#else

    m_useRelativeURLs = FALSE;

#endif

    m_useOldDocs = TRUE;

    // Initialise some tables

    AddTutorialDirectory(wxT("arm"), wxT("ARM"));

    AddTutorialDirectory(wxT("am31-33"), wxT("AM31-33"));

    AddTutorialDirectory(wxT("i386pc"), wxT("i386 PC"));

    AddTutorialDirectory(wxT("ppc"), wxT("PowerPC"));

    AddTutorialDirectory(wxT("sh3"), wxT("SH-3"));

    AddTutorialDirectory(wxT("sparclite"), wxT("SPARClite"));

    AddTutorialDirectory(wxT("mips"), wxT("MIPS"));

    AddTutorialDirectory(wxT("v850"), wxT("V850"));

    AddEntityTranslation(wxT("—"), wxT("--"));

    AddEntityTranslation(wxT("&"), wxT("&"));

    AddEntityTranslation(wxT("“"), wxT("\""));

    AddEntityTranslation(wxT("”"), wxT("\""));

    AddEntityTranslation(wxT("["), wxT("["));

    AddEntityTranslation(wxT("]"), wxT("]"));

}

ecHtmlIndexer::~ecHtmlIndexer()

{

    ClearItems();

}

// Append HHC-compatible code to a stream according to the tags found in the

// given HTML file.

/*

Find the name and URL from a chunk of HTML like

the following.

<P CLASS="ChapterTitleTOC">

  <A NAME="pgfId=141252">

  </A>

  <A HREF="ecos-tutorial.4.html#pgfId=1065474" CLASS="Index">

     Documentation Roadmap

  </A>

     <EM CLASS="PageNumber"></EM>

</P>

We need to output something like this:

    <UL>

    <LI> <OBJECT type="text/sitemap"><param name="Name" value="Getting Started with eCos"><param name="Local" value="tutorials/arm/ecos-tutorial.1.html"></OBJECT>

    <LI> <UL>

           <LI> <OBJECT type="text/sitemap"><param name="Name" value="ARM"><param name="Local" value="tutorials/arm/ecos-tutorial.1.html"></OBJECT>

           <LI> <UL>

                  <LI><OBJECT type="text/sitemap"><param name="Name" value="Getting Started with eCos"><param name="Local" value="tutorials/arm/ecos-tutorial.1.html#pgfId=2052424"></OBJECT>

                  <LI><OBJECT type="text/sitemap"><param name="Name" value="Foreword"><param name="Local" value="tutorials/arm/ecos-tutorial.3.html#pgfId=1065235"></OBJECT>

                  <LI><OBJECT type="text/sitemap"><param name="Name" value="Documentation Roadmap"><param name="Local" value="tutorials/arm/ecos-tutorial.4.html#pgfId=1065474"></OBJECT>

                  <LI><UL>

                        <LI><OBJECT type="text/sitemap"><param name="Name" value="Getting Started with eCos"><param name="Local" value="tutorials/arm/ecos-tutorial.4.html#pgfId=1046487"></OBJECT>

                        <LI><OBJECT type="text/sitemap"><param name="Name" value="eCos User's Guide"><param name="Local" value="tutorials/arm/ecos-tutorial.4.html#pgfId=1046592"></OBJECT>

                        <LI><OBJECT type="text/sitemap"><param name="Name" value="eCos Reference Manual"><param name="Local" value="tutorials/arm/ecos-tutorial.4.html#pgfId=1046692"></OBJECT>

                      </UL>

                </UL>

         </UL>

  </UL>

*/

bool ecHtmlIndexer::CreateHHCByExaminingClass(const wxString& title, const wxString& topURL, const wxString& htmlFile, const wxString& docDir, wxOutputStream& stream, int startIndent)

{

    if (!wxFileExists(htmlFile))

        return FALSE;

    wxString sep(wxFILE_SEP_PATH);

    wxString pathPrefix(wxPathOnly(htmlFile));

    if (!wxIsAbsolutePath(htmlFile))

    {

        pathPrefix = pathPrefix.Mid(docDir.Length() + 1);

    }

    wxString topURL1(topURL);

    if (!UseRelativeURLs() && !wxIsAbsolutePath(topURL1))

        topURL1 = docDir + sep + topURL1;

    wxSimpleHtmlParser parser;

    if (parser.ParseFile(htmlFile))

    {

        stream << "<LI> <OBJECT type=\"text/sitemap\"><param name=\"Name\" value=\"";

        stream << TranslateEntities(title) << wxString("\">");

        if (!topURL.IsEmpty())

        {

            stream << "<param name=\"Local\" value=\"";

            stream << topURL1 << "\"></OBJECT>";

        }

        stream << "\n";

        int indent = startIndent;

        wxSimpleHtmlTag* tag = parser.GetTopLevelTag()->GetChildren();

        while (tag)

        {

            if (tag->GetType() == wxSimpleHtmlTag_Open)

            {

                wxSimpleHtmlAttribute* attr = NULL;

                if ((tag->NameIs("P") || tag->NameIs("DIV") ||

                     tag->NameIs("H1") || tag->NameIs("H2") || tag->NameIs("H3") || tag->NameIs("H4"))

                     &&

                     (attr = tag->FindAttribute("CLASS")))

                {

                    int level = -1;

                    if (attr->HasValue("Level1IX") ||

                        attr->HasValue("SectionTitleTOC") ||

                        attr->HasValue("IndexTitleTOC"))

                        level = 1;

                    else if (attr->HasValue("Level2IX") ||

                        attr->HasValue("ChapterTitleTOC") ||

                        attr->HasValue("IntroTitleTOC"))

                        level = 2;

                    else if (attr->HasValue("Heading1TOC"))

                        level = 3;

                    else if (attr->HasValue("Heading2TOC"))

                        level = 4;

                    if (level > -1)

                    {

                        wxSimpleHtmlTag* aTag = tag->FindTag("A", "HREF");

                        if (aTag)

                            CreateHHCOutputItem(aTag, level, indent, pathPrefix, docDir, stream);

                    }

                }

            }

            tag = tag->GetNext();

        }

        // Close any remaining levels

        int i;

        while (indent > startIndent)

        {

            indent --;

            for (i = 0; i < indent*2; i++) stream << " ";

            stream << "</UL>\n";

        }

        return TRUE;

    }

    else

        return FALSE;

}

// Append HHC-compatible code to a stream according to the tags found in the

// given HTML file. Use level of <DL> to determine contents heading level.

/*

Find the name and URL from a chunk of HTML like

the following.

<DL>

  <DT>

  <B>Table of Contents</B>

  </DT>

  <DT>

  1. <A HREF="overview.html">Overview</A>

  </DT>

  <DD>

    <DL>

      <DT>

      <A HREF="overview.html#OVERVIEW.TERMINOLOGY">Terminology</A>

      </DT>

      <DD>

        <DL>

          <DT>

          <A HREF="overview.html#CONCEPTS.TERMINOLOGY.FRAMEWORK">Component Framework</A>

          </DT>

  ...

    <UL>

    <LI> <OBJECT type="text/sitemap"><param name="Name" value="Getting Started with eCos"><param name="Local" value="tutorials/arm/ecos-tutorial.1.html"></OBJECT>

    <LI> <UL>

           <LI> <OBJECT type="text/sitemap"><param name="Name" value="ARM"><param name="Local" value="tutorials/arm/ecos-tutorial.1.html"></OBJECT>

           <LI> <UL>

                  <LI><OBJECT type="text/sitemap"><param name="Name" value="Getting Started with eCos"><param name="Local" value="tutorials/arm/ecos-tutorial.1.html#pgfId=2052424"></OBJECT>

                  <LI><OBJECT type="text/sitemap"><param name="Name" value="Foreword"><param name="Local" value="tutorials/arm/ecos-tutorial.3.html#pgfId=1065235"></OBJECT>

                  <LI><OBJECT type="text/sitemap"><param name="Name" value="Documentation Roadmap"><param name="Local" value="tutorials/arm/ecos-tutorial.4.html#pgfId=1065474"></OBJECT>

                  <LI><UL>

                        <LI><OBJECT type="text/sitemap"><param name="Name" value="Getting Started with eCos"><param name="Local" value="tutorials/arm/ecos-tutorial.4.html#pgfId=1046487"></OBJECT>

                        <LI><OBJECT type="text/sitemap"><param name="Name" value="eCos User's Guide"><param name="Local" value="tutorials/arm/ecos-tutorial.4.html#pgfId=1046592"></OBJECT>

                        <LI><OBJECT type="text/sitemap"><param name="Name" value="eCos Reference Manual"><param name="Local" value="tutorials/arm/ecos-tutorial.4.html#pgfId=1046692"></OBJECT>

                      </UL>

                </UL>

         </UL>

  </UL>

*/

bool ecHtmlIndexer::CreateHHCByExaminingList(const wxString& title, const wxString& topURL, const wxString& htmlFile, const wxString& docDir, wxOutputStream& stream, int startIndent)

{

    if (!wxFileExists(htmlFile))

        return FALSE;

    // The path prefix is the path relative to the doc dir

    wxString sep(wxFILE_SEP_PATH);

    wxString pathPrefix(wxPathOnly(htmlFile));

    if (!wxIsAbsolutePath(htmlFile))

    {

        pathPrefix = pathPrefix.Mid(docDir.Length() + 1);

    }

    wxString topURL1(topURL);

    if (!UseRelativeURLs() && !wxIsAbsolutePath(topURL1))

        topURL1 = docDir + sep + topURL1;

    wxSimpleHtmlParser parser;

    if (parser.ParseFile(htmlFile))

    {

        stream << "<LI> <OBJECT type=\"text/sitemap\"><param name=\"Name\" value=\"";

        stream << TranslateEntities(title) << wxString("\">");

        if (!topURL.IsEmpty())

        {

            stream << "<param name=\"Local\" value=\"";

            stream << topURL1 << "\"></OBJECT>";

        }

        stream << "\n";

        int indent = startIndent; int level = 0;

        wxSimpleHtmlTag* tag = parser.GetTopLevelTag()->GetChildren();

        while (tag)

        {

            if (tag->GetType() == wxSimpleHtmlTag_Open && tag->NameIs("DL")) level ++ ;

            if (tag->GetType() == wxSimpleHtmlTag_Close && tag->NameIs("DL")) level -- ;

            if (tag->GetType() == wxSimpleHtmlTag_Open && tag->NameIs("A") && tag->HasAttribute("HREF") && level > 0)

                CreateHHCOutputItem(tag, level, indent, pathPrefix, docDir, stream);

            // If we get to list of figures/tables/examples, finish

            if (tag->GetType() == wxSimpleHtmlTag_Text)

            {

                if (tag->GetText() == wxT("List of Figures") ||

                    tag->GetText() == wxT("List of Tables") ||

                    tag->GetText() == wxT("List of Examples"))

                {

                    tag = NULL;

                }

            }

            if (tag)

                tag = tag->GetNext();

        }

        // Close any remaining levels

        int i;

        while (indent > startIndent)

        {

            indent --;

            for (i = 0; i < indent*2; i++) stream << " ";

            stream << "</UL>\n";

        }

        return TRUE;

    }

    else

        return FALSE;

}

// Just add the given contents item without parsing

bool ecHtmlIndexer::CreateHHCItem(const wxString& title, const wxString& topURL, const wxString& docDir, wxOutputStream& stream, int indent)

{

    wxString sep(wxFILE_SEP_PATH);

    wxString topURL1(topURL);

    if (!UseRelativeURLs())

        topURL1 = docDir + sep + topURL1;

    int i;

    for (i = 0; i < indent*2; i++) stream << " ";

    stream << "<LI> <OBJECT type=\"text/sitemap\"><param name=\"Name\" value=\"";

    stream << TranslateEntities(title) << "\"><param name=\"Local\" value=\"";

    stream << topURL1 << "\"></OBJECT>\n";

    return TRUE;

}

void ecHtmlIndexer::CreateHHCOutputItem(wxSimpleHtmlTag* tag, int level, int& indent, const wxString& pathPrefix, const wxString& docDir, wxOutputStream& stream)

{

    wxString url, text;

    tag->GetAttributeValue(url, "HREF");

    tag->FindTextUntilTagClose(text, "A");

    text.Trim(TRUE); // Trim spaces from right of string

    text.Replace("\n", " "); // Remove newlines

    // Need to adjust the URL to give the path relative to where the index is

    url = pathPrefix + wxString(wxT("/")) + url;

    wxString sep(wxFILE_SEP_PATH);

    wxString url1(url);

    if (!UseRelativeURLs() && !wxIsAbsolutePath(url))

        url1 = docDir + sep + url;

    int i;

    while (level > indent)

    {

        for (i = 0; i < indent*2; i++) stream << " ";

        stream << "<UL>";

        indent ++;

        // If we're skipping one or more levels, we need to insert

        // a dummy node.

        if (level > indent)

        {

            stream << "\n";

            for (i = 0; i < indent*2; i++) stream << " ";

            stream << "<LI> <OBJECT type=\"text/sitemap\"><param name=\"Name\" value=\"";

            stream << TranslateEntities(text) << "\"><param name=\"Local\" value=\"";

            stream << url1 << "\"></OBJECT>";

        }

        stream << "\n";

    }

    while (level < indent)

    {

        indent--;

        for (i = 0; i < indent*2; i++) stream << " ";

        stream << "</UL>\n";

    }

    for (i = 0; i < indent*2; i++) stream << " ";

    stream << "<LI> <OBJECT type=\"text/sitemap\"><param name=\"Name\" value=\"";

    stream << TranslateEntities(text) << "\"><param name=\"Local\" value=\"";

    stream << url1 << "\"></OBJECT>\n";

}

void ecHtmlIndexer::CreateHHCWriteHeader(wxOutputStream& stream)

{

    stream << "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML//EN\">\n";

    stream << "<HTML>\n<HEAD>\n<meta name=\"GENERATOR\" content=\"Microsoft&reg; HTML Help Workshop 4.1\">\n";

    stream << "<!-- Sitemap 1.0 -->\n</HEAD><BODY>\n";

    stream << "<UL>\n";

}

void ecHtmlIndexer::CreateHHCWriteFooter(wxOutputStream& stream)

{

    stream << "</UL>\n";

    stream << "</BODY></HTML>";

}

bool ecHtmlIndexer::CreateHHCStartSection(const wxString& title, const wxString& topURL, const wxString& docDir, wxOutputStream& stream)

{

    wxString sep(wxFILE_SEP_PATH);

    wxString url1(topURL);

    if (!UseRelativeURLs() && !wxIsAbsolutePath(url1))

        url1 = docDir + sep + url1;

    stream << "<LI> <OBJECT type=\"text/sitemap\"><param name=\"Name\" value=\"";

    stream << TranslateEntities(title) << wxString("\">");

    if (!topURL.IsEmpty())

    {

        stream << "<param name=\"Local\" value=\"";

        stream << url1 << "\">" ;

    }

    stream << "</OBJECT>\n<UL>\n" ;

    return TRUE;

}

bool ecHtmlIndexer::CreateHHCEndSection(wxOutputStream& stream)

{

    stream << "</UL>\n";

    return TRUE;

}

// Write the project file

bool ecHtmlIndexer::WriteHHP(const wxString& filename, const wxString& docDir)

{

    wxFileOutputStream stream(filename);

    wxString sep(wxFILE_SEP_PATH);

    wxString path, name, ext;

    wxSplitPath(filename, & path, & name, & ext);

    wxString compiledFile(name + wxT(".chm"));

    wxString contentsFile(name + wxT(".hhc"));

    wxString keywordFile(name + wxT(".hhk"));

    stream << "[OPTIONS]\n\

Auto Index=Yes\n\

Binary Index=No\n\

Compatibility=1.1 or later\n\

Compiled file=";

    stream << compiledFile << "\nContents file=" << contentsFile << "\n";

    stream <<

"Default Window=mainwin\n\

Default topic=";

    if (!UseRelativeURLs())

        stream << docDir + sep;

    stream << wxT("index.html") << "\n\

Display compile progress=Yes\n\

Full-text search=Yes\n" <<

// Index file=" << keywordFile << "\n

"Language=0x409 English (United States)\n\

Title=eCos Documentation\n";

    stream <<

"[WINDOWS]\n\

mainwin=\"eCos Documentation\",\"eCos.hhc\",,,\"index.html\",\"http://sources.redhat.com/ecos/\",\"Net Release\",\"http://www.redhat.com/products/ecos/\",\"eCos Product\",0x40060420,,0xc287e,[0,0,762,400],,,,,,,0\n\

\n\

[FILES]\n\

index.html\n\

\n\

[INFOTYPES]\n" ;

    // When we have the ability to generate a hhk, replace above line with:

    // mainwin=\"eCos Documentation\",\"eCos.hhc\",\"eCos.hhk\",,\"index.html\",\"http://sources.redhat.com/ecos/\",\"Net Release\",\"http://www.redhat.com/products/ecos/\",\"eCos Product\",0x40060420,,0xc287e,[0,0,762,400],,,,,,,0\n\

    return TRUE;

}

// Create a section for all the Packages in the system, using the current document/repository.

// TODO: check each URL for redirection.

bool ecHtmlIndexer::CreateHHCPackagesSection(const wxString& title, const wxString& topURL, wxOutputStream& stream, const wxString& htmlPath)

{

    ecConfigToolDoc* doc = wxGetApp().GetConfigToolDoc();

    if (!doc)

        return FALSE;

    // If we have multiple tutorials or whatever, then we need to repeat this line ONCE

    // and then generate the multiple files. Otherwise we'll be repeating the same "Getting Started with eCos"

    // line. I.e. it'll only look right if we only have one tutorial.

    stream << "<LI> <OBJECT type=\"text/sitemap\"><param name=\"Name\" value=\"";

    stream << TranslateEntities(title) << wxString("\">");

    if (!topURL.IsEmpty())

    {

        stream << "<param name=\"Local\" value=\"";

        stream << topURL << "\">" ;

    }

    stream << "</OBJECT>\n<UL>\n" ;

    // generate the contents of the add/remove list boxes

    const std::vector<std::string> & packages = doc->GetCdlPkgData ()->get_packages ();

    std::vector<std::string>::const_iterator package_i;

    for (package_i = packages.begin (); package_i != packages.end (); package_i++)

    {

        //              if (! m_CdlPkgData->is_hardware_package (* package_i)) // do not list hardware packages

        {

            const std::vector<std::string> & aliases = doc->GetCdlPkgData ()->get_package_aliases (* package_i);

            wxString strMacroName = package_i->c_str ();

            // use the first alias (if any) as the package identifier

            wxString strPackageName = aliases.size () ? aliases [0].c_str () : strMacroName.c_str();

            ecConfigItem * pItem = doc->Find (strMacroName);

            if (pItem) // if the package is loaded

            {

                // TODO: what if the package is not loaded? how do we access the URL??

                wxString url(pItem->GetURL());

                url = htmlPath + wxString(wxFILE_SEP_PATH) + Redirect(htmlPath, url);

                stream << "<LI> <OBJECT type=\"text/sitemap\"><param name=\"Name\" value=\"";

                stream << TranslateEntities(strPackageName) << wxString("\">");

                if (!url.IsEmpty())

                {

                    stream << "<param name=\"Local\" value=\"";

                    stream << url << "\">" ;

                }

                stream << "</OBJECT>\n" ;

            }

        }

    }

    stream << "</UL>\n";

    return TRUE;

}

// Keeping looking for redirection until there's none.

wxString ecHtmlIndexer::Redirect(const wxString& baseName, const wxString& url)

{

    wxString path(baseName);

    path += wxFILE_SEP_PATH;

    path += url;

    wxString relativePath(wxPathOnly(url));

    wxSimpleHtmlParser parser;

    if ((path.Find(wxT('#')) == -1) && wxFileExists(path) && parser.ParseFile(path))

    {

        wxSimpleHtmlTag* tag = parser.GetTopLevelTag()->GetChildren();

        wxSimpleHtmlTag* refreshTag = tag->FindTag(wxT("meta"), wxT("http-equiv"));

        if (refreshTag)

        {

            wxString value;

            if (refreshTag->GetAttributeValue(value, wxT("content")))

            {

                if (!value.AfterFirst(wxT('=')).IsEmpty())

                    value = value.AfterFirst(wxT('=')) ;

                wxString newURL(relativePath + wxString(wxFILE_SEP_PATH) + value);

                return Redirect(baseName, newURL);

            }

        }

    }

    return url;

}

bool ecHtmlIndexer::DoIndexDocs(const wxString& reposDir, wxString& projectFile, bool force)

{

    wxString sep(wxFILE_SEP_PATH);

    wxString docDir(reposDir + sep + wxString(wxT("doc"))) ;

    // The CVS repository has an HTML subdirectory, but the

    // packaged version doesn't

    if (wxDirExists(docDir + sep + wxT("html")))

        docDir = docDir + sep + wxString(wxT("html"));

    wxString projectDir = FindIndexFilesDir(reposDir);

    projectFile = projectDir + sep + wxT("eCos.hhp");

    wxString contentsFile = projectDir + sep + wxT("eCos.hhc");

    wxString keywordFile = projectDir + sep + wxT("eCos.hhk");

    // See if it's already been generated

    if (wxFileExists(projectFile) && !force)

        return TRUE;

    // Project file

    if (!WriteHHP(projectFile, docDir))

        return FALSE;

    wxFileOutputStream stream(contentsFile);

    if (!stream.Ok())

        return FALSE;

    // Pop up a progress dialog

    wxProgressDialog dialog(wxGetApp().GetSettings().GetAppName(),

#if wxCHECK_VERSION(2, 6, 0)

        _("Compiling documentation index..."), m_indexItems.GetCount(),

#else

        _("Compiling documentation index..."), m_indexItems.Number(),

#endif

        wxGetApp().GetTopWindow());

    CreateHHCWriteHeader(stream);

    int count = 1;

#if wxCHECK_VERSION(2, 6, 0)

    wxNode* node = m_indexItems.GetFirst();

    while (node)

    {

        dialog.Update(count);

        count ++;

        ecIndexItem* item = (ecIndexItem*) node->GetData();

#else

    wxNode* node = m_indexItems.First();

    while (node)

    {

        dialog.Update(count);

        count ++;

        ecIndexItem* item = (ecIndexItem*) node->Data();

#endif

        wxString filename(item->m_urlToExamine);