1f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch/* 2f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * libjingle 3f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * Copyright 2004--2005, Google Inc. 4f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 5f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * Redistribution and use in source and binary forms, with or without 6f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * modification, are permitted provided that the following conditions are met: 7f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 8f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 1. Redistributions of source code must retain the above copyright notice, 9f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * this list of conditions and the following disclaimer. 10f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 2. Redistributions in binary form must reproduce the above copyright notice, 11f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * this list of conditions and the following disclaimer in the documentation 12f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * and/or other materials provided with the distribution. 13f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 3. The name of the author may not be used to endorse or promote products 14f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * derived from this software without specific prior written permission. 15f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 16f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch */ 27f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 28f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/xmllite/xmlelement.h" 29f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/base/common.h" 30f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/xmpp/xmppstanzaparser.h" 31f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/xmpp/constants.h" 32f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#ifdef EXPAT_RELATIVE_PATH 33f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "lib/expat.h" 34f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#else 35f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "third_party/expat/v2_0_1/Source/lib/expat.h" 36f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#endif 37f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 38f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochnamespace buzz { 39f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 40f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen MurdochXmppStanzaParser::XmppStanzaParser(XmppStanzaParseHandler *psph) : 41f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch psph_(psph), 42f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch innerHandler_(this), 43f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch parser_(&innerHandler_), 44f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch depth_(0), 45f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch builder_() { 46f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 47f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 48f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochvoid 49f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen MurdochXmppStanzaParser::Reset() { 50f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch parser_.Reset(); 51f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch depth_ = 0; 52f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch builder_.Reset(); 53f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 54f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 55f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochvoid 56f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen MurdochXmppStanzaParser::IncomingStartElement( 57f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch XmlParseContext * pctx, const char * name, const char ** atts) { 58f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch if (depth_++ == 0) { 59f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch XmlElement * pelStream = XmlBuilder::BuildElement(pctx, name, atts); 60f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch if (pelStream == NULL) { 61f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch pctx->RaiseError(XML_ERROR_SYNTAX); 62f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch return; 63f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 64f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch psph_->StartStream(pelStream); 65f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch delete pelStream; 66f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch return; 67f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 68f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 69f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch builder_.StartElement(pctx, name, atts); 70f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 71f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 72f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochvoid 73f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen MurdochXmppStanzaParser::IncomingCharacterData( 74f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch XmlParseContext * pctx, const char * text, int len) { 75f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch if (depth_ > 1) { 76f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch builder_.CharacterData(pctx, text, len); 77f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 78f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 79f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 80f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochvoid 81f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen MurdochXmppStanzaParser::IncomingEndElement( 82f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch XmlParseContext * pctx, const char * name) { 83f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch if (--depth_ == 0) { 84f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch psph_->EndStream(); 85f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch return; 86f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 87f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 88f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch builder_.EndElement(pctx, name); 89f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 90f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch if (depth_ == 1) { 91f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch XmlElement *element = builder_.CreateElement(); 92f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch psph_->Stanza(element); 93f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch delete element; 94f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 95f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 96f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 97f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochvoid 98f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen MurdochXmppStanzaParser::IncomingError( 99f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch XmlParseContext * pctx, XML_Error errCode) { 100f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch UNUSED(pctx); 101f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch UNUSED(errCode); 102f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch psph_->XmlError(); 103f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 104f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 105f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 106