void xml_compiler::read_xml_(ptree_ptr& out,
const std::string& file_path,
const pqrs::string::replacement& replacement) const {
try {
out.reset(new boost::property_tree::ptree());
std::string xml;
if (replacement.empty()) {
pqrs::string::string_from_file(xml, file_path.c_str());
} else {
pqrs::string::string_by_replacing_double_curly_braces_from_file(xml,
replacement_warnings_,
file_path.c_str(),
replacement);
}
if (xml.empty()) {
// Show warning message when we failed to read file.
//
// If private.xml includes files in network file system, it might fail to read.
// For that case, we continue reading with ignoring missing files.
xml += "<?xml version=\"1.0\"?>\n"
"<root>"
" <item>"
" <name style=\"caution\">Caution:</name>"
" <appendix><![CDATA[";
xml += file_path + " is not found.";
xml += " ]]></appendix>"
" </item>"
"</root>";
}
std::stringstream istream(xml, std::stringstream::in);
int flags = boost::property_tree::xml_parser::no_comments;
boost::property_tree::read_xml(istream, *out, flags);
} catch (std::exception& e) {
std::string what = e.what();
// Hack:
// boost::property_tree::read_xml throw exception with filename.
// But, when we call read_xml with stream, the filename becomes "unspecified file" as follow.
//
// <unspecified file>(4): expected element name
//
// So, we change "unspecified file" to file name by ourself.
boost::replace_first(what, "<unspecified file>", std::string("<") + file_path + ">");
error_information_.set(what);
}
}
void
xml_compiler::read_xml_(ptree_ptr& out,
const std::string& file_path,
const pqrs::string::replacement& replacement) const
{
try {
out.reset(new boost::property_tree::ptree());
std::string xml;
if (replacement.empty()) {
pqrs::string::string_from_file(xml, file_path.c_str());
} else {
pqrs::string::string_by_replacing_double_curly_braces_from_file(xml,
replacement_warnings_,
file_path.c_str(),
replacement);
}
if (xml.empty()) {
error_information_.set(file_path + " is not found.");
return;
}
std::stringstream istream(xml, std::stringstream::in);
int flags = boost::property_tree::xml_parser::no_comments;
boost::property_tree::read_xml(istream, *out, flags);
} catch (std::exception& e) {
std::string what = e.what();
// Hack:
// boost::property_tree::read_xml throw exception with filename.
// But, when we call read_xml with stream, the filename becomes "unspecified file" as follow.
//
// <unspecified file>(4): expected element name
//
// So, we change "unspecified file" to file name by ourself.
boost::replace_first(what, "<unspecified file>", std::string("<") + file_path + ">");
error_information_.set(what);
}
}