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Clean up tdata file loading logic slightly

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The earlier addition of empty file checks made it just a bit too cumbersome.
This commit is contained in:
dongresource 2023-03-13 21:42:59 +01:00
parent e73daa0865
commit 8eb1af20c8
1 changed files with 28 additions and 10 deletions
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36
src/TableData.cpp
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@ -1072,21 +1072,39 @@ void TableData::init() {
};
// load JSON data into tables
std::ifstream fstream;
for (int i = 0; i < 7; i++) {
std::pair<json*, std::string>& table = tables[i];
// scope for fstream
{
std::ifstream fstream;
fstream.open(settings::TDATADIR + "/" + table.second); // open file
if (!fstream.fail()) {
// tolerate empty gruntwork file
if (!(table.first == &gruntwork && fstream.peek() == std::ifstream::traits_type::eof()))
fstream >> *table.first; // load file contents into table
} else {
if (table.first != &gruntwork) { // gruntwork isn't critical
// did we fail to open the file?
if (fstream.fail()) {
// gruntwork isn't critical
if (table.first == &gruntwork)
continue;
std::cerr << "[FATAL] Critical tdata file missing: " << table.second << std::endl;
exit(1);
}
// is the file empty?
if (fstream.peek() == std::ifstream::traits_type::eof()) {
// tolerate empty gruntwork file
if (table.first == &gruntwork) {
std::cout << "[WARN] The gruntwork file is empty" << std::endl;
continue;
}
std::cerr << "[FATAL] Critical tdata file is empty: " << table.second << std::endl;
exit(1);
}
// load file contents into table
fstream >> *table.first;
}
fstream.close();
// patching: load each patch directory specified in the config file
@ -1101,11 +1119,11 @@ void TableData::init() {
std::string patchModuleName = *it;
std::string patchFile = settings::PATCHDIR + patchModuleName + "/" + table.second;
try {
std::ifstream fstream;
fstream.open(patchFile);
fstream >> patch; // load into temporary json object
std::cout << "[INFO] Patching " << patchFile << std::endl;
patchJSON(table.first, &patch); // patch
fstream.close();
} catch (const std::exception& err) {
// no-op
}