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Settings: Fail on invalid sequence and throw exception for LuaSettings

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This commit is contained in:
kwolekr 2014-12-12 00:44:17 -05:00
parent b0c4fd6d3f
commit d3dc88fe6b
4 changed files with 89 additions and 53 deletions
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98
src/settings.cpp
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@ -63,6 +63,30 @@ Settings & Settings::operator = (const Settings &other)
}
bool Settings::checkNameValid(const std::string &name)
{
size_t pos = name.find_first_of("\t\n\v\f\r\b =\"{}#");
if (pos != std::string::npos) {
errorstream << "Invalid character '" << name[pos]
<< "' found in setting name" << std::endl;
return false;
}
return true;
}
bool Settings::checkValueValid(const std::string &value)
{
if (value.substr(0, 3) == "\"\"\"" ||
value.find("\n\"\"\"") != std::string::npos) {
errorstream << "Invalid character sequence '\"\"\"' found in"
" setting value" << std::endl;
return false;
}
return true;
}
std::string Settings::sanitizeName(const std::string &name)
{
std::string n(name);
@ -704,112 +728,119 @@ bool Settings::getFlagStrNoEx(const std::string &name, u32 &val,
* Setters *
***********/
void Settings::setEntry(const std::string &name, const void *data,
bool Settings::setEntry(const std::string &name, const void *data,
bool set_group, bool set_default)
{
Settings *old_group = NULL;
std::string n = sanitizeName(name);
if (!checkNameValid(name))
return false;
if (!set_group && !checkValueValid(*(const std::string *)data))
return false;
{
JMutexAutoLock lock(m_mutex);
SettingsEntry &entry = set_default ? m_defaults[n] : m_settings[n];
SettingsEntry &entry = set_default ? m_defaults[name] : m_settings[name];
old_group = entry.group;
entry.value = set_group ? "" : sanitizeValue(*(const std::string *)data);
entry.value = set_group ? "" : *(const std::string *)data;
entry.group = set_group ? *(Settings **)data : NULL;
entry.is_group = set_group;
}
delete old_group;
return true;
}
void Settings::set(const std::string &name, const std::string &value)
bool Settings::set(const std::string &name, const std::string &value)
{
setEntry(name, &value, false, false);
if (!setEntry(name, &value, false, false))
return false;
doCallbacks(name);
return true;
}
void Settings::setDefault(const std::string &name, const std::string &value)
bool Settings::setDefault(const std::string &name, const std::string &value)
{
setEntry(name, &value, false, true);
return setEntry(name, &value, false, true);
}
void Settings::setGroup(const std::string &name, Settings *group)
bool Settings::setGroup(const std::string &name, Settings *group)
{
setEntry(name, &group, true, false);
return setEntry(name, &group, true, false);
}
void Settings::setGroupDefault(const std::string &name, Settings *group)
bool Settings::setGroupDefault(const std::string &name, Settings *group)
{
setEntry(name, &group, true, true);
return setEntry(name, &group, true, true);
}
void Settings::setBool(const std::string &name, bool value)
bool Settings::setBool(const std::string &name, bool value)
{
set(name, value ? "true" : "false");
return set(name, value ? "true" : "false");
}
void Settings::setS16(const std::string &name, s16 value)
bool Settings::setS16(const std::string &name, s16 value)
{
set(name, itos(value));
return set(name, itos(value));
}
void Settings::setU16(const std::string &name, u16 value)
bool Settings::setU16(const std::string &name, u16 value)
{
set(name, itos(value));
return set(name, itos(value));
}
void Settings::setS32(const std::string &name, s32 value)
bool Settings::setS32(const std::string &name, s32 value)
{
set(name, itos(value));
return set(name, itos(value));
}
void Settings::setU64(const std::string &name, u64 value)
bool Settings::setU64(const std::string &name, u64 value)
{
std::ostringstream os;
os << value;
set(name, os.str());
return set(name, os.str());
}
void Settings::setFloat(const std::string &name, float value)
bool Settings::setFloat(const std::string &name, float value)
{
set(name, ftos(value));
return set(name, ftos(value));
}
void Settings::setV2F(const std::string &name, v2f value)
bool Settings::setV2F(const std::string &name, v2f value)
{
std::ostringstream os;
os << "(" << value.X << "," << value.Y << ")";
set(name, os.str());
return set(name, os.str());
}
void Settings::setV3F(const std::string &name, v3f value)
bool Settings::setV3F(const std::string &name, v3f value)
{
std::ostringstream os;
os << "(" << value.X << "," << value.Y << "," << value.Z << ")";
set(name, os.str());
return set(name, os.str());
}
void Settings::setFlagStr(const std::string &name, u32 flags,
bool Settings::setFlagStr(const std::string &name, u32 flags,
const FlagDesc *flagdesc, u32 flagmask)
{
set(name, writeFlagString(flags, flagdesc, flagmask));
return set(name, writeFlagString(flags, flagdesc, flagmask));
}
@ -820,12 +851,11 @@ bool Settings::setStruct(const std::string &name, const std::string &format,
if (!serializeStructToString(&structstr, format, value))
return false;
set(name, structstr);
return true;
return set(name, structstr);
}
void Settings::setNoiseParams(const std::string &name,
bool Settings::setNoiseParams(const std::string &name,
const NoiseParams &np, bool set_default)
{
Settings *group = new Settings;
@ -839,7 +869,7 @@ void Settings::setNoiseParams(const std::string &name,
group->setFloat("lacunarity", np.lacunarity);
group->setFlagStr("flags", np.flags, flagdesc_noiseparams, np.flags);
setEntry(name, &group, true, set_default);
return setEntry(name, &group, true, set_default);
}