| 1 | // |
| 2 | // DOMParser.cpp |
| 3 | // |
| 4 | // Library: XML |
| 5 | // Package: DOM |
| 6 | // Module: DOMParser |
| 7 | // |
| 8 | // Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH. |
| 9 | // and Contributors. |
| 10 | // |
| 11 | // SPDX-License-Identifier: BSL-1.0 |
| 12 | // |
| 13 | |
| 14 | |
| 15 | #include "Poco/DOM/DOMParser.h" |
| 16 | #include "Poco/DOM/DOMBuilder.h" |
| 17 | #include "Poco/SAX/WhitespaceFilter.h" |
| 18 | #include "Poco/SAX/InputSource.h" |
| 19 | #include "Poco/XML/NamePool.h" |
| 20 | #include <sstream> |
| 21 | |
| 22 | |
| 23 | namespace Poco { |
| 24 | namespace XML { |
| 25 | |
| 26 | |
| 27 | const XMLString DOMParser::FEATURE_FILTER_WHITESPACE = toXMLString("http://www.appinf.com/features/no-whitespace-in-element-content" ); |
| 28 | |
| 29 | |
| 30 | DOMParser::DOMParser(NamePool* pNamePool): |
| 31 | _pNamePool(pNamePool), |
| 32 | _filterWhitespace(false) |
| 33 | { |
| 34 | if (_pNamePool) _pNamePool->duplicate(); |
| 35 | _saxParser.setFeature(XMLReader::FEATURE_NAMESPACES, true); |
| 36 | _saxParser.setFeature(XMLReader::FEATURE_NAMESPACE_PREFIXES, true); |
| 37 | } |
| 38 | |
| 39 | |
| 40 | DOMParser::DOMParser(unsigned long namePoolSize): |
| 41 | _pNamePool(new NamePool(namePoolSize)), |
| 42 | _filterWhitespace(false) |
| 43 | { |
| 44 | _saxParser.setFeature(XMLReader::FEATURE_NAMESPACES, true); |
| 45 | _saxParser.setFeature(XMLReader::FEATURE_NAMESPACE_PREFIXES, true); |
| 46 | } |
| 47 | |
| 48 | |
| 49 | DOMParser::~DOMParser() |
| 50 | { |
| 51 | if (_pNamePool) _pNamePool->release(); |
| 52 | } |
| 53 | |
| 54 | |
| 55 | void DOMParser::setEncoding(const XMLString& encoding) |
| 56 | { |
| 57 | _saxParser.setEncoding(encoding); |
| 58 | } |
| 59 | |
| 60 | |
| 61 | const XMLString& DOMParser::getEncoding() const |
| 62 | { |
| 63 | return _saxParser.getEncoding(); |
| 64 | } |
| 65 | |
| 66 | |
| 67 | void DOMParser::addEncoding(const XMLString& name, Poco::TextEncoding* pEncoding) |
| 68 | { |
| 69 | _saxParser.addEncoding(name, pEncoding); |
| 70 | } |
| 71 | |
| 72 | |
| 73 | void DOMParser::setFeature(const XMLString& name, bool state) |
| 74 | { |
| 75 | if (name == FEATURE_FILTER_WHITESPACE) |
| 76 | _filterWhitespace = state; |
| 77 | else |
| 78 | _saxParser.setFeature(name, state); |
| 79 | } |
| 80 | |
| 81 | |
| 82 | bool DOMParser::getFeature(const XMLString& name) const |
| 83 | { |
| 84 | if (name == FEATURE_FILTER_WHITESPACE) |
| 85 | return _filterWhitespace; |
| 86 | else |
| 87 | return _saxParser.getFeature(name); |
| 88 | } |
| 89 | |
| 90 | |
| 91 | Document* DOMParser::parse(const XMLString& uri) |
| 92 | { |
| 93 | if (_filterWhitespace) |
| 94 | { |
| 95 | WhitespaceFilter filter(&_saxParser); |
| 96 | DOMBuilder builder(filter, _pNamePool); |
| 97 | return builder.parse(uri); |
| 98 | } |
| 99 | else |
| 100 | { |
| 101 | DOMBuilder builder(_saxParser, _pNamePool); |
| 102 | return builder.parse(uri); |
| 103 | } |
| 104 | } |
| 105 | |
| 106 | |
| 107 | Document* DOMParser::parse(InputSource* pInputSource) |
| 108 | { |
| 109 | if (_filterWhitespace) |
| 110 | { |
| 111 | WhitespaceFilter filter(&_saxParser); |
| 112 | DOMBuilder builder(filter, _pNamePool); |
| 113 | return builder.parse(pInputSource); |
| 114 | } |
| 115 | else |
| 116 | { |
| 117 | DOMBuilder builder(_saxParser, _pNamePool); |
| 118 | return builder.parse(pInputSource); |
| 119 | } |
| 120 | } |
| 121 | |
| 122 | |
| 123 | Document* DOMParser::parseString(const std::string& xml) |
| 124 | { |
| 125 | return parseMemory(xml.data(), xml.size()); |
| 126 | } |
| 127 | |
| 128 | |
| 129 | Document* DOMParser::parseMemory(const char* xml, std::size_t size) |
| 130 | { |
| 131 | if (_filterWhitespace) |
| 132 | { |
| 133 | WhitespaceFilter filter(&_saxParser); |
| 134 | DOMBuilder builder(filter, _pNamePool); |
| 135 | return builder.parseMemoryNP(xml, size); |
| 136 | } |
| 137 | else |
| 138 | { |
| 139 | DOMBuilder builder(_saxParser, _pNamePool); |
| 140 | return builder.parseMemoryNP(xml, size); |
| 141 | } |
| 142 | } |
| 143 | |
| 144 | |
| 145 | EntityResolver* DOMParser::getEntityResolver() const |
| 146 | { |
| 147 | return _saxParser.getEntityResolver(); |
| 148 | } |
| 149 | |
| 150 | |
| 151 | void DOMParser::setEntityResolver(EntityResolver* pEntityResolver) |
| 152 | { |
| 153 | _saxParser.setEntityResolver(pEntityResolver); |
| 154 | } |
| 155 | |
| 156 | |
| 157 | } } // namespace Poco::XML |
| 158 | |