/** * @file llxuiparser.cpp * @brief Utility functions for handling XUI structures in XML * * $LicenseInfo:firstyear=2003&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2010, Linden Research, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License only. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ #include "linden_common.h" #include "llxuiparser.h" #include "llxmlnode.h" #ifdef LL_STANDALONE #include <expat.h> #else #include "expat/expat.h" #endif #include <fstream> #include <boost/tokenizer.hpp> //#include <boost/spirit/include/qi.hpp> #include <boost/spirit/include/classic_core.hpp> #include "lluicolor.h" using namespace BOOST_SPIRIT_CLASSIC_NS; const S32 MAX_STRING_ATTRIBUTE_SIZE = 40; static LLInitParam::Parser::parser_read_func_map_t sXSDReadFuncs; static LLInitParam::Parser::parser_write_func_map_t sXSDWriteFuncs; static LLInitParam::Parser::parser_inspect_func_map_t sXSDInspectFuncs; static LLInitParam::Parser::parser_read_func_map_t sSimpleXUIReadFuncs; static LLInitParam::Parser::parser_write_func_map_t sSimpleXUIWriteFuncs; static LLInitParam::Parser::parser_inspect_func_map_t sSimpleXUIInspectFuncs; const char* NO_VALUE_MARKER = "no_value"; const S32 LINE_NUMBER_HERE = 0; struct MaxOccursValues : public LLInitParam::TypeValuesHelper<U32, MaxOccursValues> { static void declareValues() { declare("unbounded", U32_MAX); } }; struct Occurs : public LLInitParam::Block<Occurs> { Optional<U32> minOccurs; Optional<U32, MaxOccursValues> maxOccurs; Occurs() : minOccurs("minOccurs", 0), maxOccurs("maxOccurs", U32_MAX) {} }; typedef enum { USE_REQUIRED, USE_OPTIONAL } EUse; namespace LLInitParam { template<> struct TypeValues<EUse> : public TypeValuesHelper<EUse> { static void declareValues() { declare("required", USE_REQUIRED); declare("optional", USE_OPTIONAL); } }; } struct Element; struct Group; struct Choice; struct Sequence; struct Any; struct Attribute : public LLInitParam::Block<Attribute> { Mandatory<std::string> name; Mandatory<std::string> type; Mandatory<EUse> use; Attribute() : name("name"), type("type"), use("use") {} }; struct Any : public LLInitParam::Block<Any, Occurs> { Optional<std::string> _namespace; Any() : _namespace("namespace") {} }; struct All : public LLInitParam::Block<All, Occurs> { Multiple< Lazy<Element> > elements; All() : elements("element") { maxOccurs = 1; } }; struct Choice : public LLInitParam::ChoiceBlock<Choice, Occurs> { Alternative< Lazy<Element> > element; Alternative< Lazy<Group> > group; Alternative< Lazy<Choice> > choice; Alternative< Lazy<Sequence> > sequence; Alternative< Lazy<Any> > any; Choice() : element("element"), group("group"), choice("choice"), sequence("sequence"), any("any") {} }; struct Sequence : public LLInitParam::ChoiceBlock<Sequence, Occurs> { Alternative< Lazy<Element> > element; Alternative< Lazy<Group> > group; Alternative< Lazy<Choice> > choice; Alternative< Lazy<Sequence> > sequence; Alternative< Lazy<Any> > any; }; struct GroupContents : public LLInitParam::ChoiceBlock<GroupContents, Occurs> { Alternative<All> all; Alternative<Choice> choice; Alternative<Sequence> sequence; GroupContents() : all("all"), choice("choice"), sequence("sequence") {} }; struct Group : public LLInitParam::Block<Group, GroupContents> { Optional<std::string> name, ref; Group() : name("name"), ref("ref") {} }; struct Restriction : public LLInitParam::Block<Restriction> { }; struct Extension : public LLInitParam::Block<Extension> { }; struct SimpleContent : public LLInitParam::ChoiceBlock<SimpleContent> { Alternative<Restriction> restriction; Alternative<Extension> extension; SimpleContent() : restriction("restriction"), extension("extension") {} }; struct SimpleType : public LLInitParam::Block<SimpleType> { // TODO }; struct ComplexContent : public LLInitParam::Block<ComplexContent, SimpleContent> { Optional<bool> mixed; ComplexContent() : mixed("mixed", true) {} }; struct ComplexTypeContents : public LLInitParam::ChoiceBlock<ComplexTypeContents> { Alternative<SimpleContent> simple_content; Alternative<ComplexContent> complex_content; Alternative<Group> group; Alternative<All> all; Alternative<Choice> choice; Alternative<Sequence> sequence; ComplexTypeContents() : simple_content("simpleContent"), complex_content("complexContent"), group("group"), all("all"), choice("choice"), sequence("sequence") {} }; struct ComplexType : public LLInitParam::Block<ComplexType, ComplexTypeContents> { Optional<std::string> name; Optional<bool> mixed; Multiple<Attribute> attribute; Multiple< Lazy<Element> > elements; ComplexType() : name("name"), attribute("xs:attribute"), elements("xs:element"), mixed("mixed") { } }; struct ElementContents : public LLInitParam::ChoiceBlock<ElementContents, Occurs> { Alternative<SimpleType> simpleType; Alternative<ComplexType> complexType; ElementContents() : simpleType("simpleType"), complexType("complexType") {} }; struct Element : public LLInitParam::Block<Element, ElementContents> { Optional<std::string> name, ref, type; Element() : name("xs:name"), ref("xs:ref"), type("xs:type") {} }; struct Schema : public LLInitParam::Block<Schema> { private: Mandatory<std::string> targetNamespace, xmlns, xs; public: Optional<std::string> attributeFormDefault, elementFormDefault; Mandatory<Element> root_element; void setNameSpace(const std::string& ns) {targetNamespace = ns; xmlns = ns;} Schema(const std::string& ns = LLStringUtil::null) : attributeFormDefault("attributeFormDefault"), elementFormDefault("elementFormDefault"), xs("xmlns:xs"), targetNamespace("targetNamespace"), xmlns("xmlns"), root_element("xs:element") { attributeFormDefault = "unqualified"; elementFormDefault = "qualified"; xs = "http://www.w3.org/2001/XMLSchema"; if (!ns.empty()) { setNameSpace(ns); }; } }; // // LLXSDWriter // LLXSDWriter::LLXSDWriter() : Parser(sXSDReadFuncs, sXSDWriteFuncs, sXSDInspectFuncs) { registerInspectFunc<bool>(boost::bind(&LLXSDWriter::writeAttribute, this, "xs:boolean", _1, _2, _3, _4)); registerInspectFunc<std::string>(boost::bind(&LLXSDWriter::writeAttribute, this, "xs:string", _1, _2, _3, _4)); registerInspectFunc<U8>(boost::bind(&LLXSDWriter::writeAttribute, this, "xs:unsignedByte", _1, _2, _3, _4)); registerInspectFunc<S8>(boost::bind(&LLXSDWriter::writeAttribute, this, "xs:signedByte", _1, _2, _3, _4)); registerInspectFunc<U16>(boost::bind(&LLXSDWriter::writeAttribute, this, "xs:unsignedShort", _1, _2, _3, _4)); registerInspectFunc<S16>(boost::bind(&LLXSDWriter::writeAttribute, this, "xs:signedShort", _1, _2, _3, _4)); registerInspectFunc<U32>(boost::bind(&LLXSDWriter::writeAttribute, this, "xs:unsignedInt", _1, _2, _3, _4)); registerInspectFunc<S32>(boost::bind(&LLXSDWriter::writeAttribute, this, "xs:integer", _1, _2, _3, _4)); registerInspectFunc<F32>(boost::bind(&LLXSDWriter::writeAttribute, this, "xs:float", _1, _2, _3, _4)); registerInspectFunc<F64>(boost::bind(&LLXSDWriter::writeAttribute, this, "xs:double", _1, _2, _3, _4)); registerInspectFunc<LLColor4>(boost::bind(&LLXSDWriter::writeAttribute, this, "xs:string", _1, _2, _3, _4)); registerInspectFunc<LLUIColor>(boost::bind(&LLXSDWriter::writeAttribute, this, "xs:string", _1, _2, _3, _4)); registerInspectFunc<LLUUID>(boost::bind(&LLXSDWriter::writeAttribute, this, "xs:string", _1, _2, _3, _4)); registerInspectFunc<LLSD>(boost::bind(&LLXSDWriter::writeAttribute, this, "xs:string", _1, _2, _3, _4)); } void LLXSDWriter::writeXSD(const std::string& type_name, LLXMLNodePtr node, const LLInitParam::BaseBlock& block, const std::string& xml_namespace) { Schema schema(xml_namespace); schema.root_element.name = type_name; Choice& choice = schema.root_element.complexType.choice; choice.minOccurs = 0; choice.maxOccurs = "unbounded"; mSchemaNode = node; //node->setName("xs:schema"); //node->createChild("attributeFormDefault", true)->setStringValue("unqualified"); //node->createChild("elementFormDefault", true)->setStringValue("qualified"); //node->createChild("targetNamespace", true)->setStringValue(xml_namespace); //node->createChild("xmlns:xs", true)->setStringValue("http://www.w3.org/2001/XMLSchema"); //node->createChild("xmlns", true)->setStringValue(xml_namespace); //node = node->createChild("xs:complexType", false); //node->createChild("name", true)->setStringValue(type_name); //node->createChild("mixed", true)->setStringValue("true"); //mAttributeNode = node; //mElementNode = node->createChild("xs:choice", false); //mElementNode->createChild("minOccurs", true)->setStringValue("0"); //mElementNode->createChild("maxOccurs", true)->setStringValue("unbounded"); block.inspectBlock(*this); // duplicate element choices LLXMLNodeList children; mElementNode->getChildren("xs:element", children, FALSE); for (LLXMLNodeList::iterator child_it = children.begin(); child_it != children.end(); ++child_it) { LLXMLNodePtr child_copy = child_it->second->deepCopy(); std::string child_name; child_copy->getAttributeString("name", child_name); child_copy->setAttributeString("name", type_name + "." + child_name); mElementNode->addChild(child_copy); } LLXMLNodePtr element_declaration_node = mSchemaNode->createChild("xs:element", false); element_declaration_node->createChild("name", true)->setStringValue(type_name); element_declaration_node->createChild("type", true)->setStringValue(type_name); } void LLXSDWriter::writeAttribute(const std::string& type, const Parser::name_stack_t& stack, S32 min_count, S32 max_count, const std::vector<std::string>* possible_values) { name_stack_t non_empty_names; std::string attribute_name; for (name_stack_t::const_iterator it = stack.begin(); it != stack.end(); ++it) { const std::string& name = it->first; if (!name.empty()) { non_empty_names.push_back(*it); } } for (name_stack_t::const_iterator it = non_empty_names.begin(); it != non_empty_names.end(); ++it) { if (!attribute_name.empty()) { attribute_name += "."; } attribute_name += it->first; } // only flag non-nested attributes as mandatory, nested attributes have variant syntax // that can't be properly constrained in XSD // e.g. <foo mandatory.value="bar"/> vs <foo><mandatory value="bar"/></foo> bool attribute_mandatory = min_count == 1 && max_count == 1 && non_empty_names.size() == 1; // don't bother supporting "Multiple" params as xml attributes if (max_count <= 1) { // add compound attribute to root node addAttributeToSchema(mAttributeNode, attribute_name, type, attribute_mandatory, possible_values); } // now generated nested elements for compound attributes if (non_empty_names.size() > 1 && !attribute_mandatory) { std::string element_name; // traverse all but last element, leaving that as an attribute name name_stack_t::const_iterator end_it = non_empty_names.end(); end_it--; for (name_stack_t::const_iterator it = non_empty_names.begin(); it != end_it; ++it) { if (it != non_empty_names.begin()) { element_name += "."; } element_name += it->first; } std::string short_attribute_name = non_empty_names.back().first; LLXMLNodePtr complex_type_node; // find existing element node here, starting at tail of child list if (mElementNode->mChildren.notNull()) { for(LLXMLNodePtr element = mElementNode->mChildren->tail; element.notNull(); element = element->mPrev) { std::string name; if(element->getAttributeString("name", name) && name == element_name) { complex_type_node = element->mChildren->head; break; } } } //create complex_type node // //<xs:element // maxOccurs="1" // minOccurs="0" // name="name"> // <xs:complexType> // </xs:complexType> //</xs:element> if(complex_type_node.isNull()) { complex_type_node = mElementNode->createChild("xs:element", false); complex_type_node->createChild("minOccurs", true)->setIntValue(min_count); complex_type_node->createChild("maxOccurs", true)->setIntValue(max_count); complex_type_node->createChild("name", true)->setStringValue(element_name); complex_type_node = complex_type_node->createChild("xs:complexType", false); } addAttributeToSchema(complex_type_node, short_attribute_name, type, false, possible_values); } } void LLXSDWriter::addAttributeToSchema(LLXMLNodePtr type_declaration_node, const std::string& attribute_name, const std::string& type, bool mandatory, const std::vector<std::string>* possible_values) { if (!attribute_name.empty()) { LLXMLNodePtr new_enum_type_node; if (possible_values != NULL) { // custom attribute type, for example //<xs:simpleType> // <xs:restriction // base="xs:string"> // <xs:enumeration // value="a" /> // <xs:enumeration // value="b" /> // </xs:restriction> // </xs:simpleType> new_enum_type_node = new LLXMLNode("xs:simpleType", false); LLXMLNodePtr restriction_node = new_enum_type_node->createChild("xs:restriction", false); restriction_node->createChild("base", true)->setStringValue("xs:string"); for (std::vector<std::string>::const_iterator it = possible_values->begin(); it != possible_values->end(); ++it) { LLXMLNodePtr enum_node = restriction_node->createChild("xs:enumeration", false); enum_node->createChild("value", true)->setStringValue(*it); } } string_set_t& attributes_written = mAttributesWritten[type_declaration_node]; string_set_t::iterator found_it = attributes_written.lower_bound(attribute_name); // attribute not yet declared if (found_it == attributes_written.end() || attributes_written.key_comp()(attribute_name, *found_it)) { attributes_written.insert(found_it, attribute_name); LLXMLNodePtr attribute_node = type_declaration_node->createChild("xs:attribute", false); // attribute name attribute_node->createChild("name", true)->setStringValue(attribute_name); if (new_enum_type_node.notNull()) { attribute_node->addChild(new_enum_type_node); } else { // simple attribute type attribute_node->createChild("type", true)->setStringValue(type); } // required or optional attribute_node->createChild("use", true)->setStringValue(mandatory ? "required" : "optional"); } // attribute exists...handle collision of same name attributes with potentially different types else { LLXMLNodePtr attribute_declaration; if (type_declaration_node.notNull()) { for(LLXMLNodePtr node = type_declaration_node->mChildren->tail; node.notNull(); node = node->mPrev) { std::string name; if (node->getAttributeString("name", name) && name == attribute_name) { attribute_declaration = node; break; } } } bool new_type_is_enum = new_enum_type_node.notNull(); bool existing_type_is_enum = !attribute_declaration->hasAttribute("type"); // either type is enum, revert to string in collision // don't bother to check for enum equivalence if (new_type_is_enum || existing_type_is_enum) { if (attribute_declaration->hasAttribute("type")) { attribute_declaration->setAttributeString("type", "xs:string"); } else { attribute_declaration->createChild("type", true)->setStringValue("xs:string"); } attribute_declaration->deleteChildren("xs:simpleType"); } else { // check for collision of different standard types std::string existing_type; attribute_declaration->getAttributeString("type", existing_type); // if current type is not the same as the new type, revert to strnig if (existing_type != type) { // ...than use most general type, string attribute_declaration->setAttributeString("type", "string"); } } } } } // // LLXUIXSDWriter // void LLXUIXSDWriter::writeXSD(const std::string& type_name, const std::string& path, const LLInitParam::BaseBlock& block) { std::string file_name(path); file_name += type_name + ".xsd"; LLXMLNodePtr root_nodep = new LLXMLNode(); LLXSDWriter::writeXSD(type_name, root_nodep, block, "http://www.lindenlab.com/xui"); // add includes for all possible children const std::type_info* type = *LLWidgetTypeRegistry::instance().getValue(type_name); const widget_registry_t* widget_registryp = LLChildRegistryRegistry::instance().getValue(type); // add choices for valid children if (widget_registryp) { // add include declarations for all valid children for (widget_registry_t::Registrar::registry_map_t::const_iterator it = widget_registryp->currentRegistrar().beginItems(); it != widget_registryp->currentRegistrar().endItems(); ++it) { std::string widget_name = it->first; if (widget_name == type_name) { continue; } LLXMLNodePtr nodep = new LLXMLNode("xs:include", false); nodep->createChild("schemaLocation", true)->setStringValue(widget_name + ".xsd"); // add to front of schema mSchemaNode->addChild(nodep, mSchemaNode); } for (widget_registry_t::Registrar::registry_map_t::const_iterator it = widget_registryp->currentRegistrar().beginItems(); it != widget_registryp->currentRegistrar().endItems(); ++it) { std::string widget_name = it->first; //<xs:element name="widget_name" type="widget_name"> LLXMLNodePtr widget_node = mElementNode->createChild("xs:element", false); widget_node->createChild("name", true)->setStringValue(widget_name); widget_node->createChild("type", true)->setStringValue(widget_name); } } LLFILE* xsd_file = LLFile::fopen(file_name.c_str(), "w"); LLXMLNode::writeHeaderToFile(xsd_file); root_nodep->writeToFile(xsd_file); fclose(xsd_file); } static LLInitParam::Parser::parser_read_func_map_t sXUIReadFuncs; static LLInitParam::Parser::parser_write_func_map_t sXUIWriteFuncs; static LLInitParam::Parser::parser_inspect_func_map_t sXUIInspectFuncs; // // LLXUIParser // LLXUIParser::LLXUIParser() : Parser(sXUIReadFuncs, sXUIWriteFuncs, sXUIInspectFuncs), mCurReadDepth(0) { if (sXUIReadFuncs.empty()) { registerParserFuncs<LLInitParam::Flag>(readFlag, writeFlag); registerParserFuncs<bool>(readBoolValue, writeBoolValue); registerParserFuncs<std::string>(readStringValue, writeStringValue); registerParserFuncs<U8>(readU8Value, writeU8Value); registerParserFuncs<S8>(readS8Value, writeS8Value); registerParserFuncs<U16>(readU16Value, writeU16Value); registerParserFuncs<S16>(readS16Value, writeS16Value); registerParserFuncs<U32>(readU32Value, writeU32Value); registerParserFuncs<S32>(readS32Value, writeS32Value); registerParserFuncs<F32>(readF32Value, writeF32Value); registerParserFuncs<F64>(readF64Value, writeF64Value); registerParserFuncs<LLColor4>(readColor4Value, writeColor4Value); registerParserFuncs<LLUIColor>(readUIColorValue, writeUIColorValue); registerParserFuncs<LLUUID>(readUUIDValue, writeUUIDValue); registerParserFuncs<LLSD>(readSDValue, writeSDValue); } } static LLFastTimer::DeclareTimer FTM_PARSE_XUI("XUI Parsing"); const LLXMLNodePtr DUMMY_NODE = new LLXMLNode(); void LLXUIParser::readXUI(LLXMLNodePtr node, LLInitParam::BaseBlock& block, const std::string& filename, bool silent) { LLFastTimer timer(FTM_PARSE_XUI); mNameStack.clear(); mRootNodeName = node->getName()->mString; mCurFileName = filename; mCurReadDepth = 0; setParseSilently(silent); if (node.isNull()) { parserWarning("Invalid node"); } else { readXUIImpl(node, block); } } bool LLXUIParser::readXUIImpl(LLXMLNodePtr nodep, LLInitParam::BaseBlock& block) { typedef boost::tokenizer<boost::char_separator<char> > tokenizer; boost::char_separator<char> sep("."); bool values_parsed = false; bool silent = mCurReadDepth > 0; if (nodep->getFirstChild().isNull() && nodep->mAttributes.empty() && nodep->getSanitizedValue().empty()) { // empty node, just parse as flag mCurReadNode = DUMMY_NODE; return block.submitValue(mNameStack, *this, silent); } // submit attributes for current node values_parsed |= readAttributes(nodep, block); // treat text contents of xml node as "value" parameter std::string text_contents = nodep->getSanitizedValue(); if (!text_contents.empty()) { mCurReadNode = nodep; mNameStack.push_back(std::make_pair(std::string("value"), true)); // child nodes are not necessarily valid parameters (could be a child widget) // so don't complain once we've recursed if (!block.submitValue(mNameStack, *this, true)) { mNameStack.pop_back(); block.submitValue(mNameStack, *this, silent); } else { mNameStack.pop_back(); } } // then traverse children // child node must start with last name of parent node (our "scope") // for example: "<button><button.param nested_param1="foo"><param.nested_param2 nested_param3="bar"/></button.param></button>" // which equates to the following nesting: // button // param // nested_param1 // nested_param2 // nested_param3 mCurReadDepth++; for(LLXMLNodePtr childp = nodep->getFirstChild(); childp.notNull();) { std::string child_name(childp->getName()->mString); S32 num_tokens_pushed = 0; // for non "dotted" child nodes check to see if child node maps to another widget type // and if not, treat as a child element of the current node // e.g. <button><rect left="10"/></button> will interpret <rect> as "button.rect" // since there is no widget named "rect" if (child_name.find(".") == std::string::npos) { mNameStack.push_back(std::make_pair(child_name, true)); num_tokens_pushed++; } else { // parse out "dotted" name into individual tokens tokenizer name_tokens(child_name, sep); tokenizer::iterator name_token_it = name_tokens.begin(); if(name_token_it == name_tokens.end()) { childp = childp->getNextSibling(); continue; } // check for proper nesting if (mNameStack.empty()) { if (*name_token_it != mRootNodeName) { childp = childp->getNextSibling(); continue; } } else if(mNameStack.back().first != *name_token_it) { childp = childp->getNextSibling(); continue; } // now ignore first token ++name_token_it; // copy remaining tokens on to our running token list for(tokenizer::iterator token_to_push = name_token_it; token_to_push != name_tokens.end(); ++token_to_push) { mNameStack.push_back(std::make_pair(*token_to_push, true)); num_tokens_pushed++; } } // recurse and visit children XML nodes if(readXUIImpl(childp, block)) { // child node successfully parsed, remove from DOM values_parsed = true; LLXMLNodePtr node_to_remove = childp; childp = childp->getNextSibling(); nodep->deleteChild(node_to_remove); } else { childp = childp->getNextSibling(); } while(num_tokens_pushed-- > 0) { mNameStack.pop_back(); } } mCurReadDepth--; return values_parsed; } bool LLXUIParser::readAttributes(LLXMLNodePtr nodep, LLInitParam::BaseBlock& block) { typedef boost::tokenizer<boost::char_separator<char> > tokenizer; boost::char_separator<char> sep("."); bool any_parsed = false; bool silent = mCurReadDepth > 0; for(LLXMLAttribList::const_iterator attribute_it = nodep->mAttributes.begin(); attribute_it != nodep->mAttributes.end(); ++attribute_it) { S32 num_tokens_pushed = 0; std::string attribute_name(attribute_it->first->mString); mCurReadNode = attribute_it->second; tokenizer name_tokens(attribute_name, sep); // copy remaining tokens on to our running token list for(tokenizer::iterator token_to_push = name_tokens.begin(); token_to_push != name_tokens.end(); ++token_to_push) { mNameStack.push_back(std::make_pair(*token_to_push, true)); num_tokens_pushed++; } // child nodes are not necessarily valid attributes, so don't complain once we've recursed any_parsed |= block.submitValue(mNameStack, *this, silent); while(num_tokens_pushed-- > 0) { mNameStack.pop_back(); } } return any_parsed; } void LLXUIParser::writeXUI(LLXMLNodePtr node, const LLInitParam::BaseBlock &block, const LLInitParam::BaseBlock* diff_block) { mWriteRootNode = node; name_stack_t name_stack = Parser::name_stack_t(); block.serializeBlock(*this, name_stack, diff_block); mOutNodes.clear(); } // go from a stack of names to a specific XML node LLXMLNodePtr LLXUIParser::getNode(name_stack_t& stack) { LLXMLNodePtr out_node = mWriteRootNode; name_stack_t::iterator next_it = stack.begin(); for (name_stack_t::iterator it = stack.begin(); it != stack.end(); it = next_it) { ++next_it; if (it->first.empty()) { it->second = false; continue; } out_nodes_t::iterator found_it = mOutNodes.find(it->first); // node with this name not yet written if (found_it == mOutNodes.end() || it->second) { // make an attribute if we are the last element on the name stack bool is_attribute = next_it == stack.end(); LLXMLNodePtr new_node = new LLXMLNode(it->first.c_str(), is_attribute); out_node->addChild(new_node); mOutNodes[it->first] = new_node; out_node = new_node; it->second = false; } else { out_node = found_it->second; } } return (out_node == mWriteRootNode ? LLXMLNodePtr(NULL) : out_node); } bool LLXUIParser::readFlag(Parser& parser, void* val_ptr) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); return self.mCurReadNode == DUMMY_NODE; } bool LLXUIParser::writeFlag(Parser& parser, const void* val_ptr, name_stack_t& stack) { // just create node LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); return node.notNull(); } bool LLXUIParser::readBoolValue(Parser& parser, void* val_ptr) { S32 value; LLXUIParser& self = static_cast<LLXUIParser&>(parser); bool success = self.mCurReadNode->getBoolValue(1, &value); *((bool*)val_ptr) = (value != FALSE); return success; } bool LLXUIParser::writeBoolValue(Parser& parser, const void* val_ptr, name_stack_t& stack) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); if (node.notNull()) { node->setBoolValue(*((bool*)val_ptr)); return true; } return false; } bool LLXUIParser::readStringValue(Parser& parser, void* val_ptr) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); *((std::string*)val_ptr) = self.mCurReadNode->getSanitizedValue(); return true; } bool LLXUIParser::writeStringValue(Parser& parser, const void* val_ptr, name_stack_t& stack) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); if (node.notNull()) { const std::string* string_val = reinterpret_cast<const std::string*>(val_ptr); if (string_val->find('\n') != std::string::npos || string_val->size() > MAX_STRING_ATTRIBUTE_SIZE) { // don't write strings with newlines into attributes std::string attribute_name = node->getName()->mString; LLXMLNodePtr parent_node = node->mParent; parent_node->deleteChild(node); // write results in text contents of node if (attribute_name == "value") { // "value" is implicit, just write to parent node = parent_node; } else { // create a child that is not an attribute, but with same name node = parent_node->createChild(attribute_name.c_str(), false); } } node->setStringValue(*string_val); return true; } return false; } bool LLXUIParser::readU8Value(Parser& parser, void* val_ptr) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); return self.mCurReadNode->getByteValue(1, (U8*)val_ptr); } bool LLXUIParser::writeU8Value(Parser& parser, const void* val_ptr, name_stack_t& stack) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); if (node.notNull()) { node->setUnsignedValue(*((U8*)val_ptr)); return true; } return false; } bool LLXUIParser::readS8Value(Parser& parser, void* val_ptr) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); S32 value; if(self.mCurReadNode->getIntValue(1, &value)) { *((S8*)val_ptr) = value; return true; } return false; } bool LLXUIParser::writeS8Value(Parser& parser, const void* val_ptr, name_stack_t& stack) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); if (node.notNull()) { node->setIntValue(*((S8*)val_ptr)); return true; } return false; } bool LLXUIParser::readU16Value(Parser& parser, void* val_ptr) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); U32 value; if(self.mCurReadNode->getUnsignedValue(1, &value)) { *((U16*)val_ptr) = value; return true; } return false; } bool LLXUIParser::writeU16Value(Parser& parser, const void* val_ptr, name_stack_t& stack) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); if (node.notNull()) { node->setUnsignedValue(*((U16*)val_ptr)); return true; } return false; } bool LLXUIParser::readS16Value(Parser& parser, void* val_ptr) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); S32 value; if(self.mCurReadNode->getIntValue(1, &value)) { *((S16*)val_ptr) = value; return true; } return false; } bool LLXUIParser::writeS16Value(Parser& parser, const void* val_ptr, name_stack_t& stack) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); if (node.notNull()) { node->setIntValue(*((S16*)val_ptr)); return true; } return false; } bool LLXUIParser::readU32Value(Parser& parser, void* val_ptr) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); return self.mCurReadNode->getUnsignedValue(1, (U32*)val_ptr); } bool LLXUIParser::writeU32Value(Parser& parser, const void* val_ptr, name_stack_t& stack) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); if (node.notNull()) { node->setUnsignedValue(*((U32*)val_ptr)); return true; } return false; } bool LLXUIParser::readS32Value(Parser& parser, void* val_ptr) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); return self.mCurReadNode->getIntValue(1, (S32*)val_ptr); } bool LLXUIParser::writeS32Value(Parser& parser, const void* val_ptr, name_stack_t& stack) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); if (node.notNull()) { node->setIntValue(*((S32*)val_ptr)); return true; } return false; } bool LLXUIParser::readF32Value(Parser& parser, void* val_ptr) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); return self.mCurReadNode->getFloatValue(1, (F32*)val_ptr); } bool LLXUIParser::writeF32Value(Parser& parser, const void* val_ptr, name_stack_t& stack) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); if (node.notNull()) { node->setFloatValue(*((F32*)val_ptr)); return true; } return false; } bool LLXUIParser::readF64Value(Parser& parser, void* val_ptr) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); return self.mCurReadNode->getDoubleValue(1, (F64*)val_ptr); } bool LLXUIParser::writeF64Value(Parser& parser, const void* val_ptr, name_stack_t& stack) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); if (node.notNull()) { node->setDoubleValue(*((F64*)val_ptr)); return true; } return false; } bool LLXUIParser::readColor4Value(Parser& parser, void* val_ptr) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLColor4* colorp = (LLColor4*)val_ptr; if(self.mCurReadNode->getFloatValue(4, colorp->mV) >= 3) { return true; } return false; } bool LLXUIParser::writeColor4Value(Parser& parser, const void* val_ptr, name_stack_t& stack) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); if (node.notNull()) { LLColor4 color = *((LLColor4*)val_ptr); node->setFloatValue(4, color.mV); return true; } return false; } bool LLXUIParser::readUIColorValue(Parser& parser, void* val_ptr) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLUIColor* param = (LLUIColor*)val_ptr; LLColor4 color; bool success = self.mCurReadNode->getFloatValue(4, color.mV) >= 3; if (success) { param->set(color); return true; } return false; } bool LLXUIParser::writeUIColorValue(Parser& parser, const void* val_ptr, name_stack_t& stack) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); if (node.notNull()) { LLUIColor color = *((LLUIColor*)val_ptr); //RN: don't write out the color that is represented by a function // rely on param block exporting to get the reference to the color settings if (color.isReference()) return false; node->setFloatValue(4, color.get().mV); return true; } return false; } bool LLXUIParser::readUUIDValue(Parser& parser, void* val_ptr) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLUUID temp_id; // LLUUID::set is destructive, so use temporary value if (temp_id.set(self.mCurReadNode->getSanitizedValue())) { *(LLUUID*)(val_ptr) = temp_id; return true; } return false; } bool LLXUIParser::writeUUIDValue(Parser& parser, const void* val_ptr, name_stack_t& stack) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); if (node.notNull()) { node->setStringValue(((LLUUID*)val_ptr)->asString()); return true; } return false; } bool LLXUIParser::readSDValue(Parser& parser, void* val_ptr) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); *((LLSD*)val_ptr) = LLSD(self.mCurReadNode->getSanitizedValue()); return true; } bool LLXUIParser::writeSDValue(Parser& parser, const void* val_ptr, name_stack_t& stack) { LLXUIParser& self = static_cast<LLXUIParser&>(parser); LLXMLNodePtr node = self.getNode(stack); if (node.notNull()) { std::string string_val = ((LLSD*)val_ptr)->asString(); if (string_val.find('\n') != std::string::npos || string_val.size() > MAX_STRING_ATTRIBUTE_SIZE) { // don't write strings with newlines into attributes std::string attribute_name = node->getName()->mString; LLXMLNodePtr parent_node = node->mParent; parent_node->deleteChild(node); // write results in text contents of node if (attribute_name == "value") { // "value" is implicit, just write to parent node = parent_node; } else { node = parent_node->createChild(attribute_name.c_str(), false); } } node->setStringValue(string_val); return true; } return false; } /*virtual*/ std::string LLXUIParser::getCurrentElementName() { std::string full_name; for (name_stack_t::iterator it = mNameStack.begin(); it != mNameStack.end(); ++it) { full_name += it->first + "."; // build up dotted names: "button.param.nestedparam." } return full_name; } void LLXUIParser::parserWarning(const std::string& message) { #ifdef LL_WINDOWS // use Visual Studo friendly formatting of output message for easy access to originating xml llutf16string utf16str = utf8str_to_utf16str(llformat("%s(%d):\t%s", mCurFileName.c_str(), mCurReadNode->getLineNumber(), message.c_str()).c_str()); utf16str += '\n'; OutputDebugString(utf16str.c_str()); #else Parser::parserWarning(message); #endif } void LLXUIParser::parserError(const std::string& message) { #ifdef LL_WINDOWS llutf16string utf16str = utf8str_to_utf16str(llformat("%s(%d):\t%s", mCurFileName.c_str(), mCurReadNode->getLineNumber(), message.c_str()).c_str()); utf16str += '\n'; OutputDebugString(utf16str.c_str()); #else Parser::parserError(message); #endif } // // LLSimpleXUIParser // struct ScopedFile { ScopedFile( const std::string& filename, const char* accessmode ) { mFile = LLFile::fopen(filename, accessmode); } ~ScopedFile() { fclose(mFile); mFile = NULL; } S32 getRemainingBytes() { if (!isOpen()) return 0; S32 cur_pos = ftell(mFile); fseek(mFile, 0L, SEEK_END); S32 file_size = ftell(mFile); fseek(mFile, cur_pos, SEEK_SET); return file_size - cur_pos; } bool isOpen() { return mFile != NULL; } LLFILE* mFile; }; LLSimpleXUIParser::LLSimpleXUIParser(LLSimpleXUIParser::element_start_callback_t element_cb) : Parser(sSimpleXUIReadFuncs, sSimpleXUIWriteFuncs, sSimpleXUIInspectFuncs), mCurReadDepth(0), mElementCB(element_cb) { if (sSimpleXUIReadFuncs.empty()) { registerParserFuncs<LLInitParam::Flag>(readFlag); registerParserFuncs<bool>(readBoolValue); registerParserFuncs<std::string>(readStringValue); registerParserFuncs<U8>(readU8Value); registerParserFuncs<S8>(readS8Value); registerParserFuncs<U16>(readU16Value); registerParserFuncs<S16>(readS16Value); registerParserFuncs<U32>(readU32Value); registerParserFuncs<S32>(readS32Value); registerParserFuncs<F32>(readF32Value); registerParserFuncs<F64>(readF64Value); registerParserFuncs<LLColor4>(readColor4Value); registerParserFuncs<LLUIColor>(readUIColorValue); registerParserFuncs<LLUUID>(readUUIDValue); registerParserFuncs<LLSD>(readSDValue); } } LLSimpleXUIParser::~LLSimpleXUIParser() { } bool LLSimpleXUIParser::readXUI(const std::string& filename, LLInitParam::BaseBlock& block, bool silent) { LLFastTimer timer(FTM_PARSE_XUI); mParser = XML_ParserCreate(NULL); XML_SetUserData(mParser, this); XML_SetElementHandler( mParser, startElementHandler, endElementHandler); XML_SetCharacterDataHandler( mParser, characterDataHandler); mOutputStack.push_back(std::make_pair(&block, 0)); mNameStack.clear(); mCurFileName = filename; mCurReadDepth = 0; setParseSilently(silent); ScopedFile file(filename, "rb"); if( !file.isOpen() ) { LL_WARNS("ReadXUI") << "Unable to open file " << filename << LL_ENDL; XML_ParserFree( mParser ); return false; } S32 bytes_read = 0; S32 buffer_size = file.getRemainingBytes(); void* buffer = XML_GetBuffer(mParser, buffer_size); if( !buffer ) { LL_WARNS("ReadXUI") << "Unable to allocate XML buffer while reading file " << filename << LL_ENDL; XML_ParserFree( mParser ); return false; } bytes_read = (S32)fread(buffer, 1, buffer_size, file.mFile); if( bytes_read <= 0 ) { LL_WARNS("ReadXUI") << "Error while reading file " << filename << LL_ENDL; XML_ParserFree( mParser ); return false; } mEmptyLeafNode.push_back(false); if( !XML_ParseBuffer(mParser, bytes_read, TRUE ) ) { LL_WARNS("ReadXUI") << "Error while parsing file " << filename << LL_ENDL; XML_ParserFree( mParser ); return false; } mEmptyLeafNode.pop_back(); XML_ParserFree( mParser ); return true; } void LLSimpleXUIParser::startElementHandler(void *userData, const char *name, const char **atts) { LLSimpleXUIParser* self = reinterpret_cast<LLSimpleXUIParser*>(userData); self->startElement(name, atts); } void LLSimpleXUIParser::endElementHandler(void *userData, const char *name) { LLSimpleXUIParser* self = reinterpret_cast<LLSimpleXUIParser*>(userData); self->endElement(name); } void LLSimpleXUIParser::characterDataHandler(void *userData, const char *s, int len) { LLSimpleXUIParser* self = reinterpret_cast<LLSimpleXUIParser*>(userData); self->characterData(s, len); } void LLSimpleXUIParser::characterData(const char *s, int len) { mTextContents += std::string(s, len); } void LLSimpleXUIParser::startElement(const char *name, const char **atts) { processText(); typedef boost::tokenizer<boost::char_separator<char> > tokenizer; boost::char_separator<char> sep("."); if (mElementCB) { LLInitParam::BaseBlock* blockp = mElementCB(*this, name); if (blockp) { mOutputStack.push_back(std::make_pair(blockp, 0)); } } mOutputStack.back().second++; S32 num_tokens_pushed = 0; std::string child_name(name); if (mOutputStack.back().second == 1) { // root node for this block mScope.push_back(child_name); } else { // compound attribute if (child_name.find(".") == std::string::npos) { mNameStack.push_back(std::make_pair(child_name, true)); num_tokens_pushed++; mScope.push_back(child_name); } else { // parse out "dotted" name into individual tokens tokenizer name_tokens(child_name, sep); tokenizer::iterator name_token_it = name_tokens.begin(); if(name_token_it == name_tokens.end()) { return; } // check for proper nesting if(!mScope.empty() && *name_token_it != mScope.back()) { return; } // now ignore first token ++name_token_it; // copy remaining tokens on to our running token list for(tokenizer::iterator token_to_push = name_token_it; token_to_push != name_tokens.end(); ++token_to_push) { mNameStack.push_back(std::make_pair(*token_to_push, true)); num_tokens_pushed++; } mScope.push_back(mNameStack.back().first); } } // parent node is not empty mEmptyLeafNode.back() = false; // we are empty if we have no attributes mEmptyLeafNode.push_back(atts[0] == NULL); mTokenSizeStack.push_back(num_tokens_pushed); readAttributes(atts); } void LLSimpleXUIParser::endElement(const char *name) { bool has_text = processText(); // no text, attributes, or children if (!has_text && mEmptyLeafNode.back()) { // submit this as a valueless name (even though there might be text contents we haven't seen yet) mCurAttributeValueBegin = NO_VALUE_MARKER; mOutputStack.back().first->submitValue(mNameStack, *this, mParseSilently); } if (--mOutputStack.back().second == 0) { if (mOutputStack.empty()) { LL_ERRS("ReadXUI") << "Parameter block output stack popped while empty." << LL_ENDL; } mOutputStack.pop_back(); } S32 num_tokens_to_pop = mTokenSizeStack.back(); mTokenSizeStack.pop_back(); while(num_tokens_to_pop-- > 0) { mNameStack.pop_back(); } mScope.pop_back(); mEmptyLeafNode.pop_back(); } bool LLSimpleXUIParser::readAttributes(const char **atts) { typedef boost::tokenizer<boost::char_separator<char> > tokenizer; boost::char_separator<char> sep("."); bool any_parsed = false; for(S32 i = 0; atts[i] && atts[i+1]; i += 2 ) { std::string attribute_name(atts[i]); mCurAttributeValueBegin = atts[i+1]; S32 num_tokens_pushed = 0; tokenizer name_tokens(attribute_name, sep); // copy remaining tokens on to our running token list for(tokenizer::iterator token_to_push = name_tokens.begin(); token_to_push != name_tokens.end(); ++token_to_push) { mNameStack.push_back(std::make_pair(*token_to_push, true)); num_tokens_pushed++; } // child nodes are not necessarily valid attributes, so don't complain once we've recursed any_parsed |= mOutputStack.back().first->submitValue(mNameStack, *this, mParseSilently); while(num_tokens_pushed-- > 0) { mNameStack.pop_back(); } } return any_parsed; } bool LLSimpleXUIParser::processText() { if (!mTextContents.empty()) { LLStringUtil::trim(mTextContents); if (!mTextContents.empty()) { mNameStack.push_back(std::make_pair(std::string("value"), true)); mCurAttributeValueBegin = mTextContents.c_str(); mOutputStack.back().first->submitValue(mNameStack, *this, mParseSilently); mNameStack.pop_back(); } mTextContents.clear(); return true; } return false; } /*virtual*/ std::string LLSimpleXUIParser::getCurrentElementName() { std::string full_name; for (name_stack_t::iterator it = mNameStack.begin(); it != mNameStack.end(); ++it) { full_name += it->first + "."; // build up dotted names: "button.param.nestedparam." } return full_name; } void LLSimpleXUIParser::parserWarning(const std::string& message) { #ifdef LL_WINDOWS // use Visual Studo friendly formatting of output message for easy access to originating xml llutf16string utf16str = utf8str_to_utf16str(llformat("%s(%d):\t%s", mCurFileName.c_str(), LINE_NUMBER_HERE, message.c_str()).c_str()); utf16str += '\n'; OutputDebugString(utf16str.c_str()); #else Parser::parserWarning(message); #endif } void LLSimpleXUIParser::parserError(const std::string& message) { #ifdef LL_WINDOWS llutf16string utf16str = utf8str_to_utf16str(llformat("%s(%d):\t%s", mCurFileName.c_str(), LINE_NUMBER_HERE, message.c_str()).c_str()); utf16str += '\n'; OutputDebugString(utf16str.c_str()); #else Parser::parserError(message); #endif } bool LLSimpleXUIParser::readFlag(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); return self.mCurAttributeValueBegin == NO_VALUE_MARKER; } bool LLSimpleXUIParser::readBoolValue(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); if (!strcmp(self.mCurAttributeValueBegin, "true")) { *((bool*)val_ptr) = true; return true; } else if (!strcmp(self.mCurAttributeValueBegin, "false")) { *((bool*)val_ptr) = false; return true; } return false; } bool LLSimpleXUIParser::readStringValue(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); *((std::string*)val_ptr) = self.mCurAttributeValueBegin; return true; } bool LLSimpleXUIParser::readU8Value(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); return parse(self.mCurAttributeValueBegin, uint_p[assign_a(*(U8*)val_ptr)]).full; } bool LLSimpleXUIParser::readS8Value(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); return parse(self.mCurAttributeValueBegin, int_p[assign_a(*(S8*)val_ptr)]).full; } bool LLSimpleXUIParser::readU16Value(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); return parse(self.mCurAttributeValueBegin, uint_p[assign_a(*(U16*)val_ptr)]).full; } bool LLSimpleXUIParser::readS16Value(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); return parse(self.mCurAttributeValueBegin, int_p[assign_a(*(S16*)val_ptr)]).full; } bool LLSimpleXUIParser::readU32Value(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); return parse(self.mCurAttributeValueBegin, uint_p[assign_a(*(U32*)val_ptr)]).full; } bool LLSimpleXUIParser::readS32Value(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); return parse(self.mCurAttributeValueBegin, int_p[assign_a(*(S32*)val_ptr)]).full; } bool LLSimpleXUIParser::readF32Value(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); return parse(self.mCurAttributeValueBegin, real_p[assign_a(*(F32*)val_ptr)]).full; } bool LLSimpleXUIParser::readF64Value(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); return parse(self.mCurAttributeValueBegin, real_p[assign_a(*(F64*)val_ptr)]).full; } bool LLSimpleXUIParser::readColor4Value(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); LLColor4 value; if (parse(self.mCurAttributeValueBegin, real_p[assign_a(value.mV[0])] >> real_p[assign_a(value.mV[1])] >> real_p[assign_a(value.mV[2])] >> real_p[assign_a(value.mV[3])], space_p).full) { *(LLColor4*)(val_ptr) = value; return true; } return false; } bool LLSimpleXUIParser::readUIColorValue(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); LLColor4 value; LLUIColor* colorp = (LLUIColor*)val_ptr; if (parse(self.mCurAttributeValueBegin, real_p[assign_a(value.mV[0])] >> real_p[assign_a(value.mV[1])] >> real_p[assign_a(value.mV[2])] >> real_p[assign_a(value.mV[3])], space_p).full) { colorp->set(value); return true; } return false; } bool LLSimpleXUIParser::readUUIDValue(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); LLUUID temp_id; // LLUUID::set is destructive, so use temporary value if (temp_id.set(std::string(self.mCurAttributeValueBegin))) { *(LLUUID*)(val_ptr) = temp_id; return true; } return false; } bool LLSimpleXUIParser::readSDValue(Parser& parser, void* val_ptr) { LLSimpleXUIParser& self = static_cast<LLSimpleXUIParser&>(parser); *((LLSD*)val_ptr) = LLSD(self.mCurAttributeValueBegin); return true; }