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Diffstat (limited to 'l10ntools/source/helper.cxx')
| -rw-r--r-- | l10ntools/source/helper.cxx | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/l10ntools/source/helper.cxx b/l10ntools/source/helper.cxx new file mode 100644 index 000000000..4726234b1 --- /dev/null +++ b/l10ntools/source/helper.cxx @@ -0,0 +1,156 @@ +/* -*- 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/. + */ + +#include <sal/config.h> + +#include <libxml/parser.h> + +#include <o3tl/safeint.hxx> +#include <o3tl/string_view.hxx> +#include <rtl/strbuf.hxx> + +#include <helper.hxx> + +namespace helper { + +OString escapeAll( + std::string_view rText, std::string_view rUnEscaped, std::string_view rEscaped ) +{ + assert( rEscaped.size() == 2*rUnEscaped.size() ); + OStringBuffer sReturn; + for ( size_t nIndex = 0; nIndex < rText.size(); ++nIndex ) + { + size_t nUnEscapedOne = rUnEscaped.find(rText[nIndex]); + if( nUnEscapedOne != std::string_view::npos ) + { + sReturn.append(rEscaped.substr(nUnEscapedOne*2,2)); + } + else + sReturn.append(rText[nIndex]); + } + return sReturn.makeStringAndClear(); +} + + +OString unEscapeAll( + std::string_view rText, std::string_view rEscaped, std::string_view rUnEscaped) +{ + assert( rEscaped.size() == 2*rUnEscaped.length() ); + OStringBuffer sReturn; + const size_t nLength = rText.size(); + for ( size_t nIndex = 0; nIndex < nLength; ++nIndex ) + { + if( rText[nIndex] == '\\' && nIndex+1 < nLength ) + { + size_t nEscapedOne = rEscaped.find(rText.substr(nIndex,2)); + if( nEscapedOne != std::string_view::npos ) + { + sReturn.append(rUnEscaped[nEscapedOne/2]); + ++nIndex; + } + else + { + sReturn.append(rText[nIndex]); + } + } + else + sReturn.append(rText[nIndex]); + } + return sReturn.makeStringAndClear(); +} + + +OString QuotHTML(std::string_view rString) +{ + OStringBuffer sReturn; + for (size_t i = 0; i < rString.size(); ++i) + { + switch (rString[i]) + { + case '<': + sReturn.append("<"); + break; + case '>': + sReturn.append(">"); + break; + case '"': + sReturn.append("""); + break; + case '\'': + sReturn.append("'"); + break; + case '&': + if (o3tl::starts_with(rString.substr(i), "&")) + sReturn.append('&'); + else + sReturn.append("&"); + break; + default: + sReturn.append(rString[i]); + break; + } + } + return sReturn.makeStringAndClear(); +} + +OString UnQuotHTML( std::string_view rString ) +{ + OStringBuffer sReturn; + for (size_t i = 0; i != rString.size();) { + auto tmp = rString.substr(i); + if (o3tl::starts_with(tmp, "&")) { + sReturn.append('&'); + i += RTL_CONSTASCII_LENGTH("&"); + } else if (o3tl::starts_with(tmp, "<")) { + sReturn.append('<'); + i += RTL_CONSTASCII_LENGTH("<"); + } else if (o3tl::starts_with(tmp, ">")) { + sReturn.append('>'); + i += RTL_CONSTASCII_LENGTH(">"); + } else if (o3tl::starts_with(tmp, """)) { + sReturn.append('"'); + i += RTL_CONSTASCII_LENGTH("""); + } else if (o3tl::starts_with(tmp, "'")) { + sReturn.append('\''); + i += RTL_CONSTASCII_LENGTH("'"); + } else { + sReturn.append(rString[i]); + ++i; + } + } + return sReturn.makeStringAndClear(); +} + +bool isWellFormedXML( std::string_view text ) +{ + xmlDocPtr doc; + bool result = true; + + OString content = OString::Concat("<root>") + text + "</root>"; + doc = xmlParseMemory(content.getStr(),static_cast<int>(content.getLength())); + if (doc == nullptr) { + result = false; + } + xmlFreeDoc(doc); + xmlCleanupParser(); + return result; +} + +//Convert xmlChar* to OString +OString xmlStrToOString( const xmlChar* pString ) +{ + xmlChar* pTemp = xmlStrdup( pString ); + OString sResult = reinterpret_cast<char*>( pTemp ); + xmlFree( pTemp ); + return sResult; +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |