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| -rw-r--r-- | helpcompiler/source/HelpLinker.cxx | 942 |
1 files changed, 942 insertions, 0 deletions
diff --git a/helpcompiler/source/HelpLinker.cxx b/helpcompiler/source/HelpLinker.cxx new file mode 100644 index 000000000..46a9fac2e --- /dev/null +++ b/helpcompiler/source/HelpLinker.cxx @@ -0,0 +1,942 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <HelpCompiler.hxx> +#include <HelpLinker.hxx> + +#include <algorithm> +#include <fstream> + +#include <string.h> + +#include <libxslt/transform.h> + +#include <sal/types.h> +#include <o3tl/char16_t2wchar_t.hxx> +#include <sal/log.hxx> + +#include <expat.h> +#include <memory> + +namespace { +FILE* fopen_impl(const fs::path& rPath, const char* szMode) +{ +#ifdef _WIN32 //We need _wfopen to support long file paths on Windows XP + return _wfopen(rPath.native_file_string_w().c_str(), o3tl::toW(OUString::createFromAscii(szMode).getStr())); +#else + return fopen(rPath.native_file_string().c_str(), szMode); +#endif +} +} + +IndexerPreProcessor::IndexerPreProcessor + ( const fs::path& fsIndexBaseDir, + const fs::path& idxCaptionStylesheet, const fs::path& idxContentStylesheet ) +{ + m_fsCaptionFilesDirName = fsIndexBaseDir / "caption"; + fs::create_directory( m_fsCaptionFilesDirName ); + + m_fsContentFilesDirName = fsIndexBaseDir / "content"; + fs::create_directory( m_fsContentFilesDirName ); + + m_xsltStylesheetPtrCaption = xsltParseStylesheetFile + (reinterpret_cast<const xmlChar *>(idxCaptionStylesheet.native_file_string().c_str())); + m_xsltStylesheetPtrContent = xsltParseStylesheetFile + (reinterpret_cast<const xmlChar *>(idxContentStylesheet.native_file_string().c_str())); +} + +IndexerPreProcessor::~IndexerPreProcessor() +{ + if( m_xsltStylesheetPtrCaption ) + xsltFreeStylesheet( m_xsltStylesheetPtrCaption ); + if( m_xsltStylesheetPtrContent ) + xsltFreeStylesheet( m_xsltStylesheetPtrContent ); +} + +static std::string getEncodedPath( const std::string& Path ) +{ + OString aOStr_Path( Path.c_str() ); + OUString aOUStr_Path( OStringToOUString + ( aOStr_Path, osl_getThreadTextEncoding() ) ); + OUString aPathURL; + osl::File::getFileURLFromSystemPath( aOUStr_Path, aPathURL ); + OString aOStr_PathURL( OUStringToOString + ( aPathURL, osl_getThreadTextEncoding() ) ); + std::string aStdStr_PathURL( aOStr_PathURL.getStr() ); + return aStdStr_PathURL; +} + +void IndexerPreProcessor::processDocument + ( xmlDocPtr doc, const std::string &EncodedDocPath ) +{ + std::string aStdStr_EncodedDocPathURL = getEncodedPath( EncodedDocPath ); + + if( m_xsltStylesheetPtrCaption ) + { + xmlDocPtr resCaption = xsltApplyStylesheet( m_xsltStylesheetPtrCaption, doc, nullptr ); + xmlNodePtr pResNodeCaption = resCaption->xmlChildrenNode; + if( pResNodeCaption ) + { + fs::path fsCaptionPureTextFile_docURL = m_fsCaptionFilesDirName / aStdStr_EncodedDocPathURL; + FILE* pFile_docURL = fopen_impl( fsCaptionPureTextFile_docURL, "w" ); + if( pFile_docURL ) + { + fprintf( pFile_docURL, "%s\n", pResNodeCaption->content ); + fclose( pFile_docURL ); + } + } + xmlFreeDoc(resCaption); + } + + if( !m_xsltStylesheetPtrContent ) + return; + + xmlDocPtr resContent = xsltApplyStylesheet( m_xsltStylesheetPtrContent, doc, nullptr ); + xmlNodePtr pResNodeContent = resContent->xmlChildrenNode; + if( pResNodeContent ) + { + fs::path fsContentPureTextFile_docURL = m_fsContentFilesDirName / aStdStr_EncodedDocPathURL; + FILE* pFile_docURL = fopen_impl( fsContentPureTextFile_docURL, "w" ); + if( pFile_docURL ) + { + fprintf( pFile_docURL, "%s\n", pResNodeContent->content ); + fclose( pFile_docURL ); + } + } + xmlFreeDoc(resContent); +} + +namespace { + +struct Data +{ + std::vector<std::string> _idList; + + void append(const std::string &id) + { + _idList.push_back(id); + } + + std::string getString() const + { + std::string ret; + for (auto const& elem : _idList) + ret += elem + ";"; + return ret; + } +}; + +} + +static void writeKeyValue_DBHelp( FILE* pFile, const std::string& aKeyStr, const std::string& aValueStr ) +{ + if( pFile == nullptr ) + return; + char const cLF = 10; + unsigned int nKeyLen = aKeyStr.length(); + unsigned int nValueLen = aValueStr.length(); + fprintf( pFile, "%x ", nKeyLen ); + if( nKeyLen > 0 ) + { + if (fwrite( aKeyStr.c_str(), 1, nKeyLen, pFile ) != nKeyLen) + fprintf(stderr, "fwrite to db failed\n"); + } + if (fprintf( pFile, " %x ", nValueLen ) < 0) + fprintf(stderr, "fwrite to db failed\n"); + if( nValueLen > 0 ) + { + if (fwrite( aValueStr.c_str(), 1, nValueLen, pFile ) != nValueLen) + fprintf(stderr, "fwrite to db failed\n"); + } + if (fprintf( pFile, "%c", cLF ) < 0) + fprintf(stderr, "fwrite to db failed\n"); +} + +namespace { + +class HelpKeyword +{ +private: + typedef std::unordered_map<std::string, Data> DataHashtable; + DataHashtable _hash; + +public: + void insert(const std::string &key, const std::string &id) + { + Data &data = _hash[key]; + data.append(id); + } + + void dump_DBHelp( const fs::path& rFileName ) + { + FILE* pFile = fopen_impl( rFileName, "wb" ); + if( pFile == nullptr ) + return; + + for (auto const& elem : _hash) + writeKeyValue_DBHelp( pFile, elem.first, elem.second.getString() ); + + fclose( pFile ); + } +}; + +} + +namespace URLEncoder +{ + static std::string encode(const std::string &rIn) + { + const char * const good = "!$&'()*+,-.=@_"; + static const char hex[17] = "0123456789ABCDEF"; + + std::string result; + for (char c : rIn) + { + if (rtl::isAsciiAlphanumeric (static_cast<unsigned char>(c)) + || strchr (good, c)) + { + result += c; + } else { + result += '%'; + result += hex[static_cast<unsigned char>(c) >> 4]; + result += hex[c & 0xf]; + } + } + return result; + } +} + +void HelpLinker::addBookmark( FILE* pFile_DBHelp, std::string thishid, + const std::string& fileB, const std::string& anchorB, + const std::string& jarfileB, const std::string& titleB) +{ + HCDBG(std::cerr << "HelpLinker::addBookmark " << thishid << " " << + fileB << " " << anchorB << " " << jarfileB << " " << titleB << std::endl); + + thishid = URLEncoder::encode(thishid); + + int fileLen = fileB.length(); + if (!anchorB.empty()) + fileLen += (1 + anchorB.length()); + int dataLen = 1 + fileLen + 1 + jarfileB.length() + 1 + titleB.length(); + + std::vector<unsigned char> dataB(dataLen); + size_t i = 0; + dataB[i++] = static_cast<unsigned char>(fileLen); + for (char j : fileB) + dataB[i++] = static_cast<unsigned char>(j); + if (!anchorB.empty()) + { + dataB[i++] = '#'; + for (char j : anchorB) + dataB[i++] = j; + } + dataB[i++] = static_cast<unsigned char>(jarfileB.length()); + for (char j : jarfileB) + dataB[i++] = j; + + dataB[i++] = static_cast<unsigned char>(titleB.length()); + for (char j : titleB) + dataB[i++] = j; + + if( pFile_DBHelp != nullptr ) + { + std::string aValueStr( dataB.begin(), dataB.end() ); + writeKeyValue_DBHelp( pFile_DBHelp, thishid, aValueStr ); + } +} + +void HelpLinker::initIndexerPreProcessor() +{ + m_pIndexerPreProcessor.reset( new IndexerPreProcessor( indexDirParentName, + idxCaptionStylesheet, idxContentStylesheet ) ); +} + +void HelpLinker::link() +{ + + if( bExtensionMode ) + { + indexDirParentName = extensionDestination; + } + else + { + indexDirParentName = zipdir; + fs::create_directory(indexDirParentName); + } + + std::string mod = module; + std::transform (mod.begin(), mod.end(), mod.begin(), tocharlower); + + // do the work here + // continue with introduction of the overall process thing into the + // here all hzip files will be worked on + bool bUse_ = true; + if( !bExtensionMode ) + bUse_ = false; + + fs::path helpTextFileName_DBHelp(indexDirParentName / (mod + (bUse_ ? ".ht_" : ".ht"))); + FILE* pFileHelpText_DBHelp = fopen_impl( helpTextFileName_DBHelp, "wb" ); + + fs::path dbBaseFileName_DBHelp(indexDirParentName / (mod + (bUse_ ? ".db_" : ".db"))); + FILE* pFileDbBase_DBHelp = fopen_impl( dbBaseFileName_DBHelp, "wb" ); + + fs::path keyWordFileName_DBHelp(indexDirParentName / (mod + (bUse_ ? ".key_" : ".key"))); + + HelpKeyword helpKeyword; + + // catch HelpProcessingException to avoid locking data bases + try + { + bool bIndexForExtension = true; + // lastly, initialize the indexBuilder + if ( (!bExtensionMode || bIndexForExtension) && !helpFiles.empty()) + initIndexerPreProcessor(); + + // here we start our loop over the hzip files. + for (auto const& helpFile : helpFiles) + { + // process one file + // streamTable contains the streams in the hzip file + StreamTable streamTable; + const std::string &xhpFileName = helpFile; + + if (!bExtensionMode && xhpFileName.rfind(".xhp") != xhpFileName.length()-4) + { + // only work on .xhp - files + SAL_WARN("helpcompiler", + "ERROR: input list entry '" + << xhpFileName + << "' has the wrong extension (only files with extension .xhp are accepted)"); + + continue; + } + + fs::path langsourceRoot(sourceRoot); + fs::path xhpFile; + + if( bExtensionMode ) + { + // langsourceRoot == sourceRoot for extensions + std::string xhpFileNameComplete( extensionPath ); + xhpFileNameComplete.append( '/' + xhpFileName ); + xhpFile = fs::path( xhpFileNameComplete ); + } + else + { + langsourceRoot.append( "/" ); + if ( m_bUseLangRoot ) + langsourceRoot.append( lang + '/' ); + xhpFile = fs::path(xhpFileName, fs::native); + } + + HelpCompiler hc( streamTable, xhpFile, langsourceRoot, zipdir, + compactStylesheet, embeddStylesheet, module, lang, bExtensionMode ); + + HCDBG(std::cerr << "before compile of " << xhpFileName << std::endl); + hc.compile(); + HCDBG(std::cerr << "after compile of " << xhpFileName << std::endl); + + if (!m_bCreateIndex) + continue; + + std::string documentPath = streamTable.document_path; + if (documentPath.compare(0, 1, "/") == 0) + documentPath = documentPath.substr(1); + + std::string documentJarfile = streamTable.document_module + ".jar"; + + std::string documentTitle = streamTable.document_title; + if (documentTitle.empty()) + documentTitle = "<notitle>"; + + const std::string& fileB = documentPath; + const std::string& jarfileB = documentJarfile; + std::string& titleB = documentTitle; + + // add once this as its own id. + addBookmark( pFileDbBase_DBHelp, documentPath, fileB, std::string(), jarfileB, titleB); + + const std::vector<std::string> *hidlist = streamTable.appl_hidlist.get(); + if (hidlist) + { + // now iterate over all elements of the hidlist + for (auto & elem : *hidlist) + { + std::string thishid = elem; + + std::string anchorB; + size_t index = thishid.rfind('#'); + if (index != std::string::npos) + { + anchorB = thishid.substr(1 + index); + thishid = thishid.substr(0, index); + } + addBookmark( pFileDbBase_DBHelp, thishid, fileB, anchorB, jarfileB, titleB); + } + } + + // now the keywords + const Hashtable *anchorToLL = streamTable.appl_keywords.get(); + if (anchorToLL && !anchorToLL->empty()) + { + std::string fakedHid = URLEncoder::encode(documentPath); + for (auto const& elemAnchor : *anchorToLL) + { + const std::string &anchor = elemAnchor.first; + addBookmark(pFileDbBase_DBHelp, documentPath, fileB, + anchor, jarfileB, titleB); + std::string totalId = fakedHid + "#" + anchor; + // std::cerr << hzipFileName << std::endl; + const LinkedList& ll = elemAnchor.second; + for (auto const& elem : ll) + { + helpKeyword.insert(elem, totalId); + } + } + + } + + // and last the helptexts + const Stringtable *helpTextHash = streamTable.appl_helptexts.get(); + if (helpTextHash) + { + for (auto const& elem : *helpTextHash) + { + std::string helpTextId = elem.first; + const std::string& helpTextText = elem.second; + + helpTextId = URLEncoder::encode(helpTextId); + + if( pFileHelpText_DBHelp != nullptr ) + writeKeyValue_DBHelp( pFileHelpText_DBHelp, helpTextId, helpTextText ); + } + } + + //IndexerPreProcessor + if( !bExtensionMode || bIndexForExtension ) + { + // now the indexing + xmlDocPtr document = streamTable.appl_doc; + if (document) + { + std::string temp = module; + std::transform (temp.begin(), temp.end(), temp.begin(), tocharlower); + m_pIndexerPreProcessor->processDocument(document, URLEncoder::encode(documentPath) ); + } + } + + } + + } + catch( const HelpProcessingException& ) + { + // catch HelpProcessingException to avoid locking data bases + if( pFileHelpText_DBHelp != nullptr ) + fclose( pFileHelpText_DBHelp ); + if( pFileDbBase_DBHelp != nullptr ) + fclose( pFileDbBase_DBHelp ); + throw; + } + + if( pFileHelpText_DBHelp != nullptr ) + fclose( pFileHelpText_DBHelp ); + if( pFileDbBase_DBHelp != nullptr ) + fclose( pFileDbBase_DBHelp ); + + helpKeyword.dump_DBHelp( keyWordFileName_DBHelp); + + if( bExtensionMode ) + return; + + // New index + for (auto const& additionalFile : additionalFiles) + { + const std::string &additionalFileName = additionalFile.second; + const std::string &additionalFileKey = additionalFile.first; + + fs::path fsAdditionalFileName( additionalFileName, fs::native ); + HCDBG({ + std::string aNativeStr = fsAdditionalFileName.native_file_string(); + const char* pStr = aNativeStr.c_str(); + std::cerr << pStr << std::endl; + }); + + fs::path fsTargetName( indexDirParentName / additionalFileKey ); + + fs::copy( fsAdditionalFileName, fsTargetName ); + } +} + + +void HelpLinker::main( std::vector<std::string> &args, + std::string const * pExtensionPath, std::string const * pDestination, + const OUString* pOfficeHelpPath ) +{ + bExtensionMode = false; + helpFiles.clear(); + + if ((!args.empty()) && args[0][0] == '@') + { + std::vector<std::string> stringList; + std::ifstream fileReader(args[0].substr(1).c_str()); + + while (fileReader) + { + std::string token; + fileReader >> token; + if (!token.empty()) + stringList.push_back(token); + } + fileReader.close(); + + args = stringList; + } + + size_t i = 0; + bool bSrcOption = false; + while (i < args.size()) + { + if (args[i].compare("-extlangsrc") == 0) + { + ++i; + if (i >= args.size()) + { + std::stringstream aStrStream; + aStrStream << "extension source missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + extsource = args[i]; + } + else if (args[i].compare("-extlangdest") == 0) + { + //If this argument is not provided then the location provided in -extsource will + //also be the destination + ++i; + if (i >= args.size()) + { + std::stringstream aStrStream; + aStrStream << "extension destination missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + extdestination = args[i]; + } + else if (args[i].compare("-src") == 0) + { + ++i; + if (i >= args.size()) + { + std::stringstream aStrStream; + aStrStream << "sourceroot missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + bSrcOption = true; + sourceRoot = fs::path(args[i], fs::native); + } + else if (args[i].compare("-compact") == 0) + { + ++i; + if (i >= args.size()) + { + std::stringstream aStrStream; + aStrStream << "compactStylesheet missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + + compactStylesheet = fs::path(args[i], fs::native); + } + else if (args[i].compare("-sty") == 0) + { + ++i; + if (i >= args.size()) + { + std::stringstream aStrStream; + aStrStream << "embeddingStylesheet missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + + embeddStylesheet = fs::path(args[i], fs::native); + } + else if (args[i].compare("-zipdir") == 0) + { + ++i; + if (i >= args.size()) + { + std::stringstream aStrStream; + aStrStream << "idxtemp missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + + zipdir = fs::path(args[i], fs::native); + } + else if (args[i].compare("-idxcaption") == 0) + { + ++i; + if (i >= args.size()) + { + std::stringstream aStrStream; + aStrStream << "idxcaption stylesheet missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + + idxCaptionStylesheet = fs::path(args[i], fs::native); + } + else if (args[i].compare("-idxcontent") == 0) + { + ++i; + if (i >= args.size()) + { + std::stringstream aStrStream; + aStrStream << "idxcontent stylesheet missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + + idxContentStylesheet = fs::path(args[i], fs::native); + } + else if (args[i].compare("-o") == 0) + { + ++i; + if (i >= args.size()) + { + std::stringstream aStrStream; + aStrStream << "outputfilename missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + + outputFile = fs::path(args[i], fs::native); + } + else if (args[i].compare("-mod") == 0) + { + ++i; + if (i >= args.size()) + { + std::stringstream aStrStream; + aStrStream << "module name missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + + module = args[i]; + } + else if (args[i].compare("-lang") == 0) + { + ++i; + if (i >= args.size()) + { + std::stringstream aStrStream; + aStrStream << "language name missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + + lang = args[i]; + } + else if (args[i].compare("-hid") == 0) + { + ++i; + throw HelpProcessingException( HelpProcessingErrorClass::General, "obsolete -hid argument used" ); + } + else if (args[i].compare("-add") == 0) + { + std::string addFile, addFileUnderPath; + ++i; + if (i >= args.size()) + { + std::stringstream aStrStream; + aStrStream << "pathname missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + + addFileUnderPath = args[i]; + ++i; + if (i >= args.size()) + { + std::stringstream aStrStream; + aStrStream << "pathname missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + addFile = args[i]; + if (!addFileUnderPath.empty() && !addFile.empty()) + additionalFiles[addFileUnderPath] = addFile; + } + else if (args[i].compare("-nolangroot") == 0) + m_bUseLangRoot = false; + else if (args[i].compare("-noindex") == 0) + m_bCreateIndex = false; + else + helpFiles.push_back(args[i]); + ++i; + } + + //We can be called from the helplinker executable or the extension manager + //In the latter case extsource is not used. + if( (pExtensionPath && pExtensionPath->length() > 0 && pOfficeHelpPath) + || !extsource.empty()) + { + bExtensionMode = true; + if (!extsource.empty()) + { + //called from helplinker.exe, pExtensionPath and pOfficeHelpPath + //should be NULL + sourceRoot = fs::path(extsource, fs::native); + extensionPath = sourceRoot.toUTF8(); + + if (extdestination.empty()) + { + std::stringstream aStrStream; + aStrStream << "-extlangdest is missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + else + { + //Convert from system path to file URL!!! + fs::path p(extdestination, fs::native); + extensionDestination = p.toUTF8(); + } + } + else + { //called from extension manager + extensionPath = *pExtensionPath; + sourceRoot = fs::path(extensionPath); + extensionDestination = *pDestination; + } + //check if -src option was used. This option must not be used + //when extension help is compiled. + if (bSrcOption) + { + std::stringstream aStrStream; + aStrStream << "-src must not be used together with -extsource missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + } + + if (!bExtensionMode && zipdir.empty()) + { + std::stringstream aStrStream; + aStrStream << "no index dir given" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + + if ( (!bExtensionMode && idxCaptionStylesheet.empty()) + || (!extsource.empty() && idxCaptionStylesheet.empty()) ) + { + //No extension mode and extension mode using commandline + //!extsource.empty indicates extension mode using commandline + // -idxcaption parameter is required + std::stringstream aStrStream; + aStrStream << "no index caption stylesheet given" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + else if ( bExtensionMode && extsource.empty()) + { + //This part is used when compileExtensionHelp is called from the extensions manager. + //If extension help is compiled using helplinker in the build process + OUString aIdxCaptionPathFileURL = *pOfficeHelpPath + "/idxcaption.xsl"; + + OString aOStr_IdxCaptionPathFileURL( OUStringToOString + ( aIdxCaptionPathFileURL, osl_getThreadTextEncoding() ) ); + std::string aStdStr_IdxCaptionPathFileURL( aOStr_IdxCaptionPathFileURL.getStr() ); + + idxCaptionStylesheet = fs::path( aStdStr_IdxCaptionPathFileURL ); + } + + if ( (!bExtensionMode && idxContentStylesheet.empty()) + || (!extsource.empty() && idxContentStylesheet.empty()) ) + { + //No extension mode and extension mode using commandline + //!extsource.empty indicates extension mode using commandline + // -idxcontent parameter is required + std::stringstream aStrStream; + aStrStream << "no index content stylesheet given" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + else if ( bExtensionMode && extsource.empty()) + { + //If extension help is compiled using helplinker in the build process + //then -idxcontent must be supplied + //This part is used when compileExtensionHelp is called from the extensions manager. + OUString aIdxContentPathFileURL = *pOfficeHelpPath + "/idxcontent.xsl"; + + OString aOStr_IdxContentPathFileURL( OUStringToOString + ( aIdxContentPathFileURL, osl_getThreadTextEncoding() ) ); + std::string aStdStr_IdxContentPathFileURL( aOStr_IdxContentPathFileURL.getStr() ); + + idxContentStylesheet = fs::path( aStdStr_IdxContentPathFileURL ); + } + if (!bExtensionMode && embeddStylesheet.empty()) + { + std::stringstream aStrStream; + aStrStream << "no embedding resolving file given" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + if (sourceRoot.empty()) + { + std::stringstream aStrStream; + aStrStream << "no sourceroot given" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + if (!bExtensionMode && outputFile.empty()) + { + std::stringstream aStrStream; + aStrStream << "no output file given" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + if (module.empty()) + { + std::stringstream aStrStream; + aStrStream << "module missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + if (!bExtensionMode && lang.empty()) + { + std::stringstream aStrStream; + aStrStream << "language missing" << std::endl; + throw HelpProcessingException( HelpProcessingErrorClass::General, aStrStream.str() ); + } + link(); +} + +// Variable to set an exception in "C" StructuredXMLErrorFunction +static const HelpProcessingException* GpXMLParsingException = nullptr; + +extern "C" { + +static void StructuredXMLErrorFunction(SAL_UNUSED_PARAMETER void *, xmlErrorPtr error) +{ + std::string aErrorMsg = error->message; + std::string aXMLParsingFile; + if( error->file != nullptr ) + aXMLParsingFile = error->file; + int nXMLParsingLine = error->line; + HelpProcessingException* pException = new HelpProcessingException( aErrorMsg, aXMLParsingFile, nXMLParsingLine ); + GpXMLParsingException = pException; + + // Reset error handler + xmlSetStructuredErrorFunc( nullptr, nullptr ); +} + +} + +HelpProcessingErrorInfo& HelpProcessingErrorInfo::operator=( const struct HelpProcessingException& e ) +{ + m_eErrorClass = e.m_eErrorClass; + OString tmpErrorMsg( e.m_aErrorMsg.c_str() ); + m_aErrorMsg = OStringToOUString( tmpErrorMsg, osl_getThreadTextEncoding() ); + OString tmpXMLParsingFile( e.m_aXMLParsingFile.c_str() ); + m_aXMLParsingFile = OStringToOUString( tmpXMLParsingFile, osl_getThreadTextEncoding() ); + m_nXMLParsingLine = e.m_nXMLParsingLine; + return *this; +} + + +// Returns true in case of success, false in case of error +bool compileExtensionHelp +( + const OUString& aOfficeHelpPath, + const OUString& aExtensionName, + const OUString& aExtensionLanguageRoot, + sal_Int32 nXhpFileCount, const OUString* pXhpFiles, + const OUString& aDestination, + HelpProcessingErrorInfo& o_rHelpProcessingErrorInfo +) +{ + bool bSuccess = true; + + std::vector<std::string> args; + args.reserve(nXhpFileCount + 2); + args.push_back(std::string("-mod")); + OString aOExtensionName = OUStringToOString( aExtensionName, osl_getThreadTextEncoding() ); + args.push_back(std::string(aOExtensionName.getStr())); + + for( sal_Int32 iXhp = 0 ; iXhp < nXhpFileCount ; ++iXhp ) + { + OUString aXhpFile = pXhpFiles[iXhp]; + + OString aOXhpFile = OUStringToOString( aXhpFile, osl_getThreadTextEncoding() ); + args.push_back(std::string(aOXhpFile.getStr())); + } + + OString aOExtensionLanguageRoot = OUStringToOString( aExtensionLanguageRoot, osl_getThreadTextEncoding() ); + const char* pExtensionPath = aOExtensionLanguageRoot.getStr(); + std::string aStdStrExtensionPath = pExtensionPath; + OString aODestination = OUStringToOString(aDestination, osl_getThreadTextEncoding()); + const char* pDestination = aODestination.getStr(); + std::string aStdStrDestination = pDestination; + + // Set error handler + xmlSetStructuredErrorFunc( nullptr, StructuredXMLErrorFunction ); + try + { + std::unique_ptr<HelpLinker> pHelpLinker(new HelpLinker()); + pHelpLinker->main( args, &aStdStrExtensionPath, &aStdStrDestination, &aOfficeHelpPath ); + } + catch( const HelpProcessingException& e ) + { + if( GpXMLParsingException != nullptr ) + { + o_rHelpProcessingErrorInfo = *GpXMLParsingException; + delete GpXMLParsingException; + GpXMLParsingException = nullptr; + } + else + { + o_rHelpProcessingErrorInfo = e; + } + bSuccess = false; + } + // Reset error handler + xmlSetStructuredErrorFunc( nullptr, nullptr ); + + // i83624: Tree files + // The following basically checks if the help.tree is well formed XML. + // Apparently there have been cases when translations contained + // non-well-formed XML in the past. + OUString aTreeFileURL = aExtensionLanguageRoot + "/help.tree"; + osl::DirectoryItem aTreeFileItem; + osl::FileBase::RC rcGet = osl::DirectoryItem::get( aTreeFileURL, aTreeFileItem ); + osl::FileStatus aFileStatus( osl_FileStatus_Mask_FileSize ); + if( rcGet == osl::FileBase::E_None && + aTreeFileItem.getFileStatus( aFileStatus ) == osl::FileBase::E_None && + aFileStatus.isValid( osl_FileStatus_Mask_FileSize ) ) + { + sal_uInt64 ret, len = aFileStatus.getFileSize(); + std::unique_ptr<char[]> s(new char[ int(len) ]); // the buffer to hold the installed files + osl::File aFile( aTreeFileURL ); + (void)aFile.open( osl_File_OpenFlag_Read ); + aFile.read( s.get(), len, ret ); + aFile.close(); + + XML_Parser parser = XML_ParserCreate( nullptr ); + XML_Status parsed = XML_Parse( parser, s.get(), int( len ), true ); + + if (XML_STATUS_ERROR == parsed) + { + XML_Error nError = XML_GetErrorCode( parser ); + o_rHelpProcessingErrorInfo.m_eErrorClass = HelpProcessingErrorClass::XmlParsing; + o_rHelpProcessingErrorInfo.m_aErrorMsg = OUString::createFromAscii( XML_ErrorString( nError ) ); + o_rHelpProcessingErrorInfo.m_aXMLParsingFile = aTreeFileURL; + // CRASHES!!! o_rHelpProcessingErrorInfo.m_nXMLParsingLine = XML_GetCurrentLineNumber( parser ); + bSuccess = false; + } + + XML_ParserFree( parser ); + } + + return bSuccess; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |