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Use a database for mod storage (#11763)

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Jude Melton-Houghton 2022-01-07 13:28:49 -05:00 • committed by GitHub
parent b81948a14c
commit bf22569019
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21 changed files with 798 additions and 127 deletions
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85
src/content/mods.cpp
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@ -22,6 +22,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include <json/json.h>
#include <algorithm>
#include "content/mods.h"
#include "database/database.h"
#include "filesys.h"
#include "log.h"
#include "content/subgames.h"
@ -422,83 +423,29 @@ ClientModConfiguration::ClientModConfiguration(const std::string &path) :
}
#endif
ModMetadata::ModMetadata(const std::string &mod_name) : m_mod_name(mod_name)
ModMetadata::ModMetadata(const std::string &mod_name, ModMetadataDatabase *database):
m_mod_name(mod_name), m_database(database)
{
m_database->getModEntries(m_mod_name, &m_stringvars);
}
void ModMetadata::clear()
{
for (const auto &pair : m_stringvars) {
m_database->removeModEntry(m_mod_name, pair.first);
}
Metadata::clear();
m_modified = true;
}
bool ModMetadata::save(const std::string &root_path)
{
Json::Value json;
for (StringMap::const_iterator it = m_stringvars.begin();
it != m_stringvars.end(); ++it) {
json[it->first] = it->second;
}
if (!fs::PathExists(root_path)) {
if (!fs::CreateAllDirs(root_path)) {
errorstream << "ModMetadata[" << m_mod_name
<< "]: Unable to save. '" << root_path
<< "' tree cannot be created." << std::endl;
return false;
}
} else if (!fs::IsDir(root_path)) {
errorstream << "ModMetadata[" << m_mod_name << "]: Unable to save. '"
<< root_path << "' is not a directory." << std::endl;
return false;
}
bool w_ok = fs::safeWriteToFile(
root_path + DIR_DELIM + m_mod_name, fastWriteJson(json));
if (w_ok) {
m_modified = false;
} else {
errorstream << "ModMetadata[" << m_mod_name << "]: failed write file."
<< std::endl;
}
return w_ok;
}
bool ModMetadata::load(const std::string &root_path)
{
m_stringvars.clear();
std::ifstream is((root_path + DIR_DELIM + m_mod_name).c_str(),
std::ios_base::binary);
if (!is.good()) {
return false;
}
Json::Value root;
Json::CharReaderBuilder builder;
builder.settings_["collectComments"] = false;
std::string errs;
if (!Json::parseFromStream(builder, is, &root, &errs)) {
errorstream << "ModMetadata[" << m_mod_name
<< "]: failed read data "
"(Json decoding failure). Message: "
<< errs << std::endl;
return false;
}
const Json::Value::Members attr_list = root.getMemberNames();
for (const auto &it : attr_list) {
Json::Value attr_value = root[it];
m_stringvars[it] = attr_value.asString();
}
return true;
}
bool ModMetadata::setString(const std::string &name, const std::string &var)
{
m_modified = Metadata::setString(name, var);
return m_modified;
if (Metadata::setString(name, var)) {
if (var.empty()) {
m_database->removeModEntry(m_mod_name, name);
} else {
m_database->setModEntry(m_mod_name, name, var);
}
return true;
}
return false;
}