diff options
Diffstat (limited to 'indra/llxml/llxmlnode.cpp')
| -rw-r--r-- | indra/llxml/llxmlnode.cpp | 209 |
1 files changed, 188 insertions, 21 deletions
diff --git a/indra/llxml/llxmlnode.cpp b/indra/llxml/llxmlnode.cpp index 0fd4516844..e695035461 100644 --- a/indra/llxml/llxmlnode.cpp +++ b/indra/llxml/llxmlnode.cpp @@ -38,7 +38,9 @@ #include "v3math.h" #include "v3dmath.h" #include "v4math.h" +#include "llbase64.h" #include "llquaternion.h" +#include "llsd.h" #include "llstring.h" #include "lluuid.h" #include "lldir.h" @@ -653,32 +655,24 @@ bool LLXMLNode::updateNode( // static bool LLXMLNode::parseFile(const std::string& filename, LLXMLNodePtr& node, LLXMLNode* defaults_tree) { - // Read file - LL_DEBUGS("XMLNode") << "parsing XML file: " << filename << LL_ENDL; - LLFILE* fp = LLFile::fopen(filename, "rb"); /* Flawfinder: ignore */ - if (fp == NULL) + std::string xml = LLFile::getContents(filename); + if (xml.empty()) { - node = NULL ; - return false; + LL_WARNS("XMLNode") << "no XML file: " << filename << LL_ENDL; + } + else if (parseBuffer(xml.data(), xml.size(), node, defaults_tree)) + { + return true; } - fseek(fp, 0, SEEK_END); - U32 length = ftell(fp); - fseek(fp, 0, SEEK_SET); - - U8* buffer = new U8[length+1]; - size_t nread = fread(buffer, 1, length, fp); - buffer[nread] = 0; - fclose(fp); - bool rv = parseBuffer(buffer, static_cast<U32>(nread), node, defaults_tree); - delete [] buffer; - return rv; + node = nullptr; + return false; } // static bool LLXMLNode::parseBuffer( - U8* buffer, - U32 length, + const char* buffer, + U64 length, LLXMLNodePtr& node, LLXMLNode* defaults) { @@ -693,20 +687,25 @@ bool LLXMLNode::parseBuffer( file_node->mParser = &my_parser; - XML_SetUserData(my_parser, (void *)file_node_ptr); + XML_SetUserData(my_parser, file_node_ptr); // Do the parsing - if (XML_Parse(my_parser, (const char *)buffer, length, true) != XML_STATUS_OK) + bool success = XML_STATUS_OK == XML_Parse(my_parser, buffer, (int)length, true); + if (!success) { LL_WARNS() << "Error parsing xml error code: " << XML_ErrorString(XML_GetErrorCode(my_parser)) << " on line " << XML_GetCurrentLineNumber(my_parser) + << ", column " << XML_GetCurrentColumnNumber(my_parser) << LL_ENDL; } // Deinit XML_ParserFree(my_parser); + if (!success) + return false; + if (!file_node->mChildren || file_node->mChildren->map.size() != 1) { LL_WARNS() << "Parse failure - wrong number of top-level nodes xml." @@ -3266,3 +3265,171 @@ S32 LLXMLNode::getLineNumber() { return mLineNumber; } + +bool LLXMLNode::parseXmlRpcArrayValue(LLSD& target) +{ + LLXMLNode* datap = getFirstChild().get(); + if (!datap) + { + LL_WARNS() << "No inner XML element." << LL_ENDL; + return false; + } + if (!datap->hasName("data")) + { + LL_WARNS() << "No inner XML element (<data> expected, got: " + << datap->mName->mString << ")" << LL_ENDL; + return false; + } + if (datap->getNextSibling().get()) + { + LL_WARNS() << "Multiple inner XML elements (single <data> expected)" + << LL_ENDL; + return false; + } + for (LLXMLNode* itemp = datap->getFirstChild().get(); itemp; + itemp = itemp->getNextSibling().get()) + { + LLSD value; + if (!itemp->fromXMLRPCValue(value)) + { + return false; + } + target.append(value); + } + return true; +} + +bool LLXMLNode::parseXmlRpcStructValue(LLSD& target) +{ + std::string name; + LLSD value; + for (LLXMLNode* itemp = getFirstChild().get(); itemp; + itemp = itemp->getNextSibling().get()) + { + if (!itemp->hasName("member")) + { + LL_WARNS() << "Invalid inner XML element (<member> expected, got: <" + << itemp->mName->mString << ">" << LL_ENDL; + return false; + } + name.clear(); + value.clear(); + for (LLXMLNode* chilp = itemp->getFirstChild().get(); chilp; + chilp = chilp->getNextSibling().get()) + { + if (chilp->hasName("name")) + { + name = LLStringFn::xml_decode(chilp->getTextContents()); + } + else if (!chilp->fromXMLRPCValue(value)) + { + return false; + } + } + if (name.empty()) + { + LL_WARNS() << "Empty struct member name" << LL_ENDL; + return false; + } + target.insert(name, value); + } + return true; +} + +bool LLXMLNode::fromXMLRPCValue(LLSD& target) +{ + target.clear(); + + if (!hasName("value")) + { + LL_WARNS() << "Invalid XML element (<value> expected), got: <" + << mName->mString << ">" << LL_ENDL; + return false; + } + + LLXMLNode* childp = getFirstChild().get(); + if (!childp) + { + LL_WARNS() << "No inner XML element (value type expected)" << LL_ENDL; + // Value with no type qualifier is treated as string + target.assign(LLStringFn::xml_decode(getTextContents())); + return true; + } + + if (childp->getNextSibling()) + { + LL_WARNS() << "Multiple inner XML elements (single expected)" + << LL_ENDL; + return false; + } + + if (childp->hasName("string")) + { + target.assign(LLStringFn::xml_decode(childp->getTextContents())); + return true; + } + + if (childp->hasName("int") || childp->hasName("i4")) + { + target.assign(std::stoi(childp->getTextContents())); + return true; + } + + if (childp->hasName("double")) + { + target.assign(std::stod(childp->getTextContents())); + return true; + } + + if (childp->hasName("boolean")) + { + target.assign(std::stoi(childp->getTextContents()) != 0); + return true; + } + + if (childp->hasName("dateTime.iso8601")) + { + target.assign(LLSD::Date(childp->getTextContents())); + return true; + } + + if (childp->hasName("base64")) + { + std::string decoded = + LLBase64::decodeAsString(childp->getTextContents()); + size_t size = decoded.size(); + LLSD::Binary binary(size); + if (size) + { + memcpy((void*)binary.data(), (void*)decoded.data(), size); + } + target.assign(binary); + return true; + } + + if (childp->hasName("array")) + { + if (!childp->parseXmlRpcArrayValue(target)) + { + target.clear(); + return false; + } + return true; + } + + if (childp->hasName("struct")) + { + if (!childp->parseXmlRpcStructValue(target)) + { + target.clear(); + return false; + } + return true; + } + + LL_WARNS() << "Unknown inner XML element (known value type expected)" + << LL_ENDL; + // Value with unknown type qualifier is treated as string + target.assign(LLStringFn::xml_decode(childp->getTextContents())); + return true; +} |