/** * @file llsdparam.cpp * @brief parameter block abstraction for creating complex objects and * parsing construction parameters from xml and LLSD * * $LicenseInfo:firstyear=2008&license=viewergpl$ * * Copyright (c) 2008-2009, Linden Research, Inc. * * Second Life Viewer Source Code * The source code in this file ("Source Code") is provided by Linden Lab * to you under the terms of the GNU General Public License, version 2.0 * ("GPL"), unless you have obtained a separate licensing agreement * ("Other License"), formally executed by you and Linden Lab. Terms of * the GPL can be found in doc/GPL-license.txt in this distribution, or * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * * There are special exceptions to the terms and conditions of the GPL as * it is applied to this Source Code. View the full text of the exception * in the file doc/FLOSS-exception.txt in this software distribution, or * online at * http://secondlifegrid.net/programs/open_source/licensing/flossexception * * By copying, modifying or distributing this software, you acknowledge * that you have read and understood your obligations described above, * and agree to abide by those obligations. * * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ #include "linden_common.h" // Project includes #include "llsdparam.h" // // LLParamSDParser // LLParamSDParser::LLParamSDParser() { using boost::bind; registerParserFuncs<S32>(bind(&LLParamSDParser::readTypedValue<S32>, this, _1, &LLSD::asInteger), bind(&LLParamSDParser::writeTypedValue<S32>, this, _1, _2)); registerParserFuncs<U32>(bind(&LLParamSDParser::readTypedValue<U32>, this, _1, &LLSD::asInteger), bind(&LLParamSDParser::writeU32Param, this, _1, _2)); registerParserFuncs<F32>(bind(&LLParamSDParser::readTypedValue<F32>, this, _1, &LLSD::asReal), bind(&LLParamSDParser::writeTypedValue<F32>, this, _1, _2)); registerParserFuncs<F64>(bind(&LLParamSDParser::readTypedValue<F64>, this, _1, &LLSD::asReal), bind(&LLParamSDParser::writeTypedValue<F64>, this, _1, _2)); registerParserFuncs<bool>(bind(&LLParamSDParser::readTypedValue<F32>, this, _1, &LLSD::asBoolean), bind(&LLParamSDParser::writeTypedValue<F32>, this, _1, _2)); registerParserFuncs<std::string>(bind(&LLParamSDParser::readTypedValue<std::string>, this, _1, &LLSD::asString), bind(&LLParamSDParser::writeTypedValue<std::string>, this, _1, _2)); registerParserFuncs<LLUUID>(bind(&LLParamSDParser::readTypedValue<LLUUID>, this, _1, &LLSD::asUUID), bind(&LLParamSDParser::writeTypedValue<LLUUID>, this, _1, _2)); registerParserFuncs<LLDate>(bind(&LLParamSDParser::readTypedValue<LLDate>, this, _1, &LLSD::asDate), bind(&LLParamSDParser::writeTypedValue<LLDate>, this, _1, _2)); registerParserFuncs<LLURI>(bind(&LLParamSDParser::readTypedValue<LLURI>, this, _1, &LLSD::asURI), bind(&LLParamSDParser::writeTypedValue<LLURI>, this, _1, _2)); registerParserFuncs<LLSD>(bind(&LLParamSDParser::readSDParam, this, _1), bind(&LLParamSDParser::writeTypedValue<LLSD>, this, _1, _2)); } bool LLParamSDParser::readSDParam(void* value_ptr) { if (!mCurReadSD) return false; *((LLSD*)value_ptr) = *mCurReadSD; return true; } // special case handling of U32 due to ambiguous LLSD::assign overload bool LLParamSDParser::writeU32Param(const void* val_ptr, const parser_t::name_stack_t& name_stack) { if (!mWriteSD) return false; LLSD* sd_to_write = getSDWriteNode(name_stack); if (!sd_to_write) return false; sd_to_write->assign((S32)*((const U32*)val_ptr)); return true; } void LLParamSDParser::readSD(const LLSD& sd, LLInitParam::BaseBlock& block, bool silent) { mCurReadSD = NULL; mNameStack.clear(); setParseSilently(silent); readSDValues(sd, block); } void LLParamSDParser::writeSD(LLSD& sd, const LLInitParam::BaseBlock& block) { mWriteSD = &sd; block.serializeBlock(*this); } void LLParamSDParser::readSDValues(const LLSD& sd, LLInitParam::BaseBlock& block) { if (sd.isMap()) { for (LLSD::map_const_iterator it = sd.beginMap(); it != sd.endMap(); ++it) { mNameStack.push_back(make_pair(it->first, newParseGeneration())); readSDValues(it->second, block); mNameStack.pop_back(); } } else if (sd.isArray()) { for (LLSD::array_const_iterator it = sd.beginArray(); it != sd.endArray(); ++it) { mNameStack.back().second = newParseGeneration(); readSDValues(*it, block); } } else { mCurReadSD = &sd; block.submitValue(mNameStack, *this); } } /*virtual*/ std::string LLParamSDParser::getCurrentElementName() { std::string full_name = "sd"; for (name_stack_t::iterator it = mNameStack.begin(); it != mNameStack.end(); ++it) { full_name += llformat("[%s]", it->first.c_str()); } return full_name; } LLSD* LLParamSDParser::getSDWriteNode(const parser_t::name_stack_t& name_stack) { //TODO: implement nested LLSD writing return mWriteSD; }