#include "settings.h"
#include "irrlichttypes_bloated.h"
#include "exceptions.h"
-#include "jthread/jmutexautolock.h"
-#include "strfnd.h"
+#include "threading/mutex_auto_lock.h"
+#include "util/strfnd.h"
#include <iostream>
#include <fstream>
#include <sstream>
#include <cctype>
#include <algorithm>
+Settings *g_settings = nullptr;
+static SettingsHierarchy g_hierarchy;
+std::string g_settings_path;
-Settings::~Settings()
+std::unordered_map<std::string, const FlagDesc *> Settings::s_flags;
+
+/* Settings hierarchy implementation */
+
+SettingsHierarchy::SettingsHierarchy(Settings *fallback)
{
- std::map<std::string, SettingsEntry>::const_iterator it;
- for (it = m_settings.begin(); it != m_settings.end(); ++it)
- delete it->second.group;
+ layers.push_back(fallback);
}
-Settings & Settings::operator += (const Settings &other)
+Settings *SettingsHierarchy::getLayer(int layer) const
{
- update(other);
+ if (layer < 0 || layer >= (int)layers.size())
+ throw BaseException("Invalid settings layer");
+ return layers[layer];
+}
- return *this;
+
+Settings *SettingsHierarchy::getParent(int layer) const
+{
+ assert(layer >= 0 && layer < (int)layers.size());
+ // iterate towards the origin (0) to find the next fallback layer
+ for (int i = layer - 1; i >= 0; --i) {
+ if (layers[i])
+ return layers[i];
+ }
+
+ return nullptr;
+}
+
+
+void SettingsHierarchy::onLayerCreated(int layer, Settings *obj)
+{
+ if (layer < 0)
+ throw BaseException("Invalid settings layer");
+ if ((int)layers.size() < layer + 1)
+ layers.resize(layer + 1);
+
+ Settings *&pos = layers[layer];
+ if (pos)
+ throw BaseException("Setting layer " + itos(layer) + " already exists");
+
+ pos = obj;
+ // This feels bad
+ if (this == &g_hierarchy && layer == (int)SL_GLOBAL)
+ g_settings = obj;
+}
+
+
+void SettingsHierarchy::onLayerRemoved(int layer)
+{
+ assert(layer >= 0 && layer < (int)layers.size());
+ layers[layer] = nullptr;
+ if (this == &g_hierarchy && layer == (int)SL_GLOBAL)
+ g_settings = nullptr;
+}
+
+/* Settings implementation */
+
+Settings *Settings::createLayer(SettingsLayer sl, const std::string &end_tag)
+{
+ return new Settings(end_tag, &g_hierarchy, (int)sl);
+}
+
+
+Settings *Settings::getLayer(SettingsLayer sl)
+{
+ return g_hierarchy.getLayer(sl);
+}
+
+
+Settings::Settings(const std::string &end_tag, SettingsHierarchy *h,
+ int settings_layer) :
+ m_end_tag(end_tag),
+ m_hierarchy(h),
+ m_settingslayer(settings_layer)
+{
+ if (m_hierarchy)
+ m_hierarchy->onLayerCreated(m_settingslayer, this);
+}
+
+
+Settings::~Settings()
+{
+ MutexAutoLock lock(m_mutex);
+
+ if (m_hierarchy)
+ m_hierarchy->onLayerRemoved(m_settingslayer);
+
+ clearNoLock();
}
if (&other == this)
return *this;
- JMutexAutoLock lock(m_mutex);
- JMutexAutoLock lock2(other.m_mutex);
+ // TODO: Avoid copying Settings objects. Make this private.
+ FATAL_ERROR_IF(m_hierarchy || other.m_hierarchy,
+ "Cannot copy or overwrite Settings object that belongs to a hierarchy");
+
+ MutexAutoLock lock(m_mutex);
+ MutexAutoLock lock2(other.m_mutex);
clearNoLock();
- updateNoLock(other);
+ m_settings = other.m_settings;
+ m_callbacks = other.m_callbacks;
return *this;
}
-std::string Settings::sanitizeString(const std::string &value)
+bool Settings::checkNameValid(const std::string &name)
{
- std::string str = value;
- for (const char *s = "\t\n\v\f\r\b =\""; *s; s++)
- str.erase(std::remove(str.begin(), str.end(), *s), str.end());
+ bool valid = name.find_first_of("=\"{}#") == std::string::npos;
+ if (valid)
+ valid = std::find_if(name.begin(), name.end(), ::isspace) == name.end();
- return str;
+ if (!valid) {
+ errorstream << "Invalid setting name \"" << name << "\""
+ << std::endl;
+ return false;
+ }
+ return true;
}
-std::string Settings::getMultiline(std::istream &is)
+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::getMultiline(std::istream &is, size_t *num_lines)
+{
+ size_t lines = 1;
std::string value;
std::string line;
while (is.good()) {
+ lines++;
std::getline(is, line);
if (line == "\"\"\"")
break;
if (len)
value.erase(len - 1);
+ if (num_lines)
+ *num_lines = lines;
+
return value;
}
-bool Settings::parseConfigLines(std::istream &is, const std::string &end)
+bool Settings::readConfigFile(const char *filename)
{
- JMutexAutoLock lock(m_mutex);
+ std::ifstream is(filename);
+ if (!is.good())
+ return false;
+
+ return parseConfigLines(is);
+}
+
+
+bool Settings::parseConfigLines(std::istream &is)
+{
+ MutexAutoLock lock(m_mutex);
std::string line, name, value;
while (is.good()) {
std::getline(is, line);
- SettingsParseEvent event = parseConfigObject(line, end, name, value);
+ SettingsParseEvent event = parseConfigObject(line, name, value);
switch (event) {
case SPE_NONE:
case SPE_END:
return true;
case SPE_GROUP: {
- Settings *branch = new Settings;
- if (!branch->parseConfigLines(is, "}"))
+ Settings *group = new Settings("}");
+ if (!group->parseConfigLines(is)) {
+ delete group;
return false;
-
- m_settings[name] = SettingsEntry(branch);
+ }
+ m_settings[name] = SettingsEntry(group);
break;
}
case SPE_MULTILINE:
}
}
- return end.empty();
+ // false (failure) if end tag not found
+ return m_end_tag.empty();
}
-bool Settings::readConfigFile(const char *filename)
+void Settings::writeLines(std::ostream &os, u32 tab_depth) const
{
- std::ifstream is(filename);
- if (!is.good())
- return false;
-
- return parseConfigLines(is, "");
-}
+ MutexAutoLock lock(m_mutex);
+ for (const auto &setting_it : m_settings)
+ printEntry(os, setting_it.first, setting_it.second, tab_depth);
-void Settings::writeLines(std::ostream &os, u32 tab_depth) const
-{
- JMutexAutoLock lock(m_mutex);
+ // For groups this must be "}" !
+ if (!m_end_tag.empty()) {
+ for (u32 i = 0; i < tab_depth; i++)
+ os << "\t";
- for (std::map<std::string, SettingsEntry>::const_iterator
- it = m_settings.begin();
- it != m_settings.end(); ++it) {
- bool is_multiline = it->second.value.find('\n') != std::string::npos;
- printValue(os, it->first, it->second, is_multiline, tab_depth);
+ os << m_end_tag << "\n";
}
}
-void Settings::printValue(std::ostream &os, const std::string &name,
- const SettingsEntry &entry, bool is_value_multiline, u32 tab_depth)
+void Settings::printEntry(std::ostream &os, const std::string &name,
+ const SettingsEntry &entry, u32 tab_depth)
{
for (u32 i = 0; i != tab_depth; i++)
os << "\t";
- os << name << " = ";
-
- if (is_value_multiline)
- os << "\"\"\"\n" << entry.value << "\n\"\"\"\n";
- else
- os << entry.value << "\n";
-
- Settings *group = entry.group;
- if (group) {
- for (u32 i = 0; i != tab_depth; i++)
- os << "\t";
+ if (entry.is_group) {
os << name << " = {\n";
- group->writeLines(os, tab_depth + 1);
- for (u32 i = 0; i != tab_depth; i++)
- os << "\t";
+ entry.group->writeLines(os, tab_depth + 1);
- os << "}\n";
+ // Closing bracket handled by writeLines
+ } else {
+ os << name << " = ";
+
+ if (entry.value.find('\n') != std::string::npos)
+ os << "\"\"\"\n" << entry.value << "\n\"\"\"\n";
+ else
+ os << entry.value << "\n";
}
}
-bool Settings::updateConfigObject(std::istream &is, std::ostream &os,
- const std::string &end, u32 tab_depth)
+bool Settings::updateConfigObject(std::istream &is, std::ostream &os, u32 tab_depth)
{
- std::map<std::string, SettingsEntry>::const_iterator it;
- std::set<std::string> settings_in_config;
+ SettingEntries::const_iterator it;
+ std::set<std::string> present_entries;
+ std::string line, name, value;
bool was_modified = false;
bool end_found = false;
- std::string line, name, value;
// Add any settings that exist in the config file with the current value
// in the object if existing
while (is.good() && !end_found) {
std::getline(is, line);
- SettingsParseEvent event = parseConfigObject(line, end, name, value);
+ SettingsParseEvent event = parseConfigObject(line, name, value);
switch (event) {
case SPE_END:
+ // Skip end tag. Append later.
end_found = true;
break;
- case SPE_KVPAIR:
case SPE_MULTILINE:
+ value = getMultiline(is);
+ /* FALLTHROUGH */
+ case SPE_KVPAIR:
it = m_settings.find(name);
- if (it != m_settings.end()) {
+ if (it != m_settings.end() &&
+ (it->second.is_group || it->second.value != value)) {
+ printEntry(os, name, it->second, tab_depth);
+ was_modified = true;
+ } else if (it == m_settings.end()) {
+ // Remove by skipping
+ was_modified = true;
+ break;
+ } else {
+ os << line << "\n";
if (event == SPE_MULTILINE)
- value = getMultiline(is);
-
- if (value != it->second.value) {
- value = it->second.value;
- was_modified = true;
- }
+ os << value << "\n\"\"\"\n";
}
-
- settings_in_config.insert(name);
-
- printValue(os, name, SettingsEntry(value),
- event == SPE_MULTILINE, tab_depth);
-
+ present_entries.insert(name);
break;
- case SPE_GROUP: {
- Settings *group = NULL;
+ case SPE_GROUP:
it = m_settings.find(name);
- if (it != m_settings.end())
- group = it->second.group;
-
- settings_in_config.insert(name);
-
- os << name << " = {\n";
-
- if (group) {
- was_modified |= group->updateConfigObject(is, os, "}", tab_depth + 1);
+ if (it != m_settings.end() && it->second.is_group) {
+ os << line << "\n";
+ sanity_check(it->second.group != NULL);
+ was_modified |= it->second.group->updateConfigObject(is, os, tab_depth + 1);
+ } else if (it == m_settings.end()) {
+ // Remove by skipping
+ was_modified = true;
+ Settings removed_group("}"); // Move 'is' to group end
+ std::stringstream ss;
+ removed_group.updateConfigObject(is, ss, tab_depth + 1);
+ break;
} else {
- Settings dummy_settings;
- dummy_settings.updateConfigObject(is, os, "}", tab_depth + 1);
+ printEntry(os, name, it->second, tab_depth);
+ was_modified = true;
}
-
- for (u32 i = 0; i != tab_depth; i++)
- os << "\t";
- os << "}\n";
+ present_entries.insert(name);
break;
- }
default:
os << line << (is.eof() ? "" : "\n");
break;
}
}
+ if (!line.empty() && is.eof())
+ os << "\n";
+
// Add any settings in the object that don't exist in the config file yet
for (it = m_settings.begin(); it != m_settings.end(); ++it) {
- if (settings_in_config.find(it->first) != settings_in_config.end())
+ if (present_entries.find(it->first) != present_entries.end())
continue;
+ printEntry(os, it->first, it->second, tab_depth);
was_modified = true;
+ }
- bool is_multiline = it->second.value.find('\n') != std::string::npos;
- printValue(os, it->first, it->second, is_multiline, tab_depth);
+ // Append ending tag
+ if (!m_end_tag.empty()) {
+ os << m_end_tag << "\n";
+ was_modified |= !end_found;
}
return was_modified;
bool Settings::updateConfigFile(const char *filename)
{
- JMutexAutoLock lock(m_mutex);
+ MutexAutoLock lock(m_mutex);
std::ifstream is(filename);
std::ostringstream os(std::ios_base::binary);
- if (!updateConfigObject(is, os, ""))
+ bool was_modified = updateConfigObject(is, os);
+ is.close();
+
+ if (!was_modified)
return true;
if (!fs::safeWriteToFile(filename, os.str())) {
ValueType type = n->second.type;
- std::string value = "";
+ std::string value;
if (type == VALUETYPE_FLAG) {
value = "true";
* Getters *
***********/
+Settings *Settings::getParent() const
+{
+ return m_hierarchy ? m_hierarchy->getParent(m_settingslayer) : nullptr;
+}
+
const SettingsEntry &Settings::getEntry(const std::string &name) const
{
- JMutexAutoLock lock(m_mutex);
+ {
+ MutexAutoLock lock(m_mutex);
- std::map<std::string, SettingsEntry>::const_iterator n;
- if ((n = m_settings.find(name)) == m_settings.end()) {
- if ((n = m_defaults.find(name)) == m_defaults.end())
- throw SettingNotFoundException("Setting [" + name + "] not found.");
+ SettingEntries::const_iterator n;
+ if ((n = m_settings.find(name)) != m_settings.end())
+ return n->second;
}
- return n->second;
+
+ if (auto parent = getParent())
+ return parent->getEntry(name);
+
+ throw SettingNotFoundException("Setting [" + name + "] not found.");
}
Settings *Settings::getGroup(const std::string &name) const
{
- Settings *group = getEntry(name).group;
- if (group == NULL)
+ const SettingsEntry &entry = getEntry(name);
+ if (!entry.is_group)
throw SettingNotFoundException("Setting [" + name + "] is not a group.");
- return group;
+ return entry.group;
}
-std::string Settings::get(const std::string &name) const
+const std::string &Settings::get(const std::string &name) const
{
- return getEntry(name).value;
+ const SettingsEntry &entry = getEntry(name);
+ if (entry.is_group)
+ throw SettingNotFoundException("Setting [" + name + "] is a group.");
+ return entry.value;
}
}
+u32 Settings::getU32(const std::string &name) const
+{
+ return (u32) stoi(get(name));
+}
+
s32 Settings::getS32(const std::string &name) const
{
return stoi(get(name));
u64 Settings::getU64(const std::string &name) const
{
- u64 value = 0;
std::string s = get(name);
- std::istringstream ss(s);
- ss >> value;
- return value;
+ return from_string<u64>(s);
}
u32 Settings::getFlagStr(const std::string &name, const FlagDesc *flagdesc,
u32 *flagmask) const
{
- std::string val = get(name);
- return std::isdigit(val[0])
- ? stoi(val)
- : readFlagString(val, flagdesc, flagmask);
-}
-
-
-// N.B. if getStruct() is used to read a non-POD aggregate type,
-// the behavior is undefined.
-bool Settings::getStruct(const std::string &name, const std::string &format,
- void *out, size_t olen) const
-{
- std::string valstr;
-
- try {
- valstr = get(name);
- } catch (SettingNotFoundException &e) {
- return false;
+ u32 flags = 0;
+
+ // Read default value (if there is any)
+ if (auto parent = getParent())
+ flags = parent->getFlagStr(name, flagdesc, flagmask);
+
+ // Apply custom flags "on top"
+ if (m_settings.find(name) != m_settings.end()) {
+ std::string value = get(name);
+ u32 flags_user;
+ u32 mask_user = U32_MAX;
+ flags_user = std::isdigit(value[0])
+ ? stoi(value) // Override default
+ : readFlagString(value, flagdesc, &mask_user);
+
+ flags &= ~mask_user;
+ flags |= flags_user;
+ if (flagmask)
+ *flagmask |= mask_user;
}
- if (!deSerializeStringToStruct(valstr, format, out, olen))
- return false;
-
- return true;
+ return flags;
}
bool Settings::getNoiseParams(const std::string &name, NoiseParams &np) const
{
- return getNoiseParamsFromGroup(name, np) || getNoiseParamsFromValue(name, np);
+ if (getNoiseParamsFromGroup(name, np) || getNoiseParamsFromValue(name, np))
+ return true;
+ if (auto parent = getParent())
+ return parent->getNoiseParams(name, np);
+
+ return false;
}
if (!getNoEx(name, value))
return false;
+ // Format: f32,f32,(f32,f32,f32),s32,s32,f32[,f32]
Strfnd f(value);
np.offset = stof(f.next(","));
np.spread.X = stof(f.next(","));
np.spread.Y = stof(f.next(","));
np.spread.Z = stof(f.next(")"));
+ f.next(",");
np.seed = stoi(f.next(","));
np.octaves = stoi(f.next(","));
- np.persist = stof(f.next(""));
+ np.persist = stof(f.next(","));
+
+ std::string optional_params = f.next("");
+ if (!optional_params.empty())
+ np.lacunarity = stof(optional_params);
return true;
}
group->getS32NoEx("seed", np.seed);
group->getU16NoEx("octaves", np.octaves);
group->getFloatNoEx("persistence", np.persist);
+ group->getFloatNoEx("lacunarity", np.lacunarity);
+
+ np.flags = 0;
+ if (!group->getFlagStrNoEx("flags", np.flags, flagdesc_noiseparams))
+ np.flags = NOISE_FLAG_DEFAULTS;
return true;
}
bool Settings::exists(const std::string &name) const
{
- JMutexAutoLock lock(m_mutex);
+ if (existsLocal(name))
+ return true;
+ if (auto parent = getParent())
+ return parent->exists(name);
+ return false;
+}
+
+
+bool Settings::existsLocal(const std::string &name) const
+{
+ MutexAutoLock lock(m_mutex);
- return (m_settings.find(name) != m_settings.end() ||
- m_defaults.find(name) != m_defaults.end());
+ return m_settings.find(name) != m_settings.end();
}
std::vector<std::string> Settings::getNames() const
{
+ MutexAutoLock lock(m_mutex);
+
std::vector<std::string> names;
- for (std::map<std::string, SettingsEntry>::const_iterator
- i = m_settings.begin();
- i != m_settings.end(); ++i) {
- names.push_back(i->first);
+ names.reserve(m_settings.size());
+ for (const auto &settings_it : m_settings) {
+ names.push_back(settings_it.first);
}
return names;
}
* Getters that don't throw exceptions *
***************************************/
-bool Settings::getEntryNoEx(const std::string &name, SettingsEntry &val) const
-{
- try {
- val = getEntry(name);
- return true;
- } catch (SettingNotFoundException &e) {
- return false;
- }
-}
-
-
bool Settings::getGroupNoEx(const std::string &name, Settings *&val) const
{
try {
}
}
+bool Settings::getU32NoEx(const std::string &name, u32 &val) const
+{
+ try {
+ val = getU32(name);
+ return true;
+ } catch (SettingNotFoundException &e) {
+ return false;
+ }
+}
bool Settings::getS32NoEx(const std::string &name, s32 &val) const
{
}
-// N.B. getFlagStrNoEx() does not set val, but merely modifies it. Thus,
-// val must be initialized before using getFlagStrNoEx(). The intention of
-// this is to simplify modifying a flags field from a default value.
bool Settings::getFlagStrNoEx(const std::string &name, u32 &val,
- FlagDesc *flagdesc) const
+ const FlagDesc *flagdesc) const
{
- try {
- u32 flags, flagmask;
-
- flags = getFlagStr(name, flagdesc, &flagmask);
+ if (!flagdesc) {
+ if (!(flagdesc = getFlagDescFallback(name)))
+ return false; // Not found
+ }
- val &= ~flagmask;
- val |= flags;
+ try {
+ val = getFlagStr(name, flagdesc, nullptr);
return true;
} catch (SettingNotFoundException &e) {
* Setters *
***********/
-
-void Settings::set(const std::string &name, const std::string &value)
+bool Settings::setEntry(const std::string &name, const void *data,
+ bool set_group)
{
+ if (!checkNameValid(name))
+ return false;
+ if (!set_group && !checkValueValid(*(const std::string *)data))
+ return false;
+
+ Settings *old_group = NULL;
{
- JMutexAutoLock lock(m_mutex);
+ MutexAutoLock lock(m_mutex);
+
+ SettingsEntry &entry = m_settings[name];
+ old_group = entry.group;
- m_settings[name].value = value;
+ entry.value = set_group ? "" : *(const std::string *)data;
+ entry.group = set_group ? *(Settings **)data : NULL;
+ entry.is_group = set_group;
+ if (set_group)
+ entry.group->m_end_tag = "}";
}
- doCallbacks(name);
+
+ delete old_group;
+
+ return true;
}
-void Settings::setGroup(const std::string &name, Settings *group)
+bool Settings::set(const std::string &name, const std::string &value)
{
- JMutexAutoLock lock(m_mutex);
+ if (!setEntry(name, &value, false))
+ return false;
- delete m_settings[name].group;
- m_settings[name].group = group;
+ doCallbacks(name);
+ return true;
}
-void Settings::setDefault(const std::string &name, const std::string &value)
+// TODO: Remove this function
+bool Settings::setDefault(const std::string &name, const std::string &value)
{
- JMutexAutoLock lock(m_mutex);
-
- m_defaults[name].value = value;
+ FATAL_ERROR_IF(m_hierarchy != &g_hierarchy, "setDefault is only valid on "
+ "global settings");
+ return getLayer(SL_DEFAULTS)->set(name, value);
}
-void Settings::setGroupDefault(const std::string &name, Settings *group)
+bool Settings::setGroup(const std::string &name, const Settings &group)
{
- JMutexAutoLock lock(m_mutex);
-
- delete m_defaults[name].group;
- m_defaults[name].group = group;
+ // Settings must own the group pointer
+ // avoid double-free by copying the source
+ Settings *copy = new Settings();
+ *copy = group;
+ return setEntry(name, ©, 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));
-}
-
-
-bool Settings::setStruct(const std::string &name, const std::string &format,
- void *value)
-{
- std::string structstr;
- if (!serializeStructToString(&structstr, format, value))
- return false;
+ if (!flagdesc) {
+ if (!(flagdesc = getFlagDescFallback(name)))
+ return false; // Not found
+ }
- set(name, structstr);
- return true;
+ return set(name, writeFlagString(flags, flagdesc, flagmask));
}
-void Settings::setNoiseParams(const std::string &name, const NoiseParams &np)
+bool Settings::setNoiseParams(const std::string &name, const NoiseParams &np)
{
Settings *group = new Settings;
group->setS32("seed", np.seed);
group->setU16("octaves", np.octaves);
group->setFloat("persistence", np.persist);
+ group->setFloat("lacunarity", np.lacunarity);
+ group->setFlagStr("flags", np.flags, flagdesc_noiseparams, np.flags);
- setGroup(name, group);
+ return setEntry(name, &group, true);
}
bool Settings::remove(const std::string &name)
{
- JMutexAutoLock lock(m_mutex);
- return m_settings.erase(name);
-}
-
-
-void Settings::clear()
-{
- JMutexAutoLock lock(m_mutex);
- clearNoLock();
-}
-
-
-void Settings::updateValue(const Settings &other, const std::string &name)
-{
- if (&other == this)
- return;
+ // Lock as short as possible, unlock before doCallbacks()
+ m_mutex.lock();
- JMutexAutoLock lock(m_mutex);
-
- try {
- std::string val = other.get(name);
+ SettingEntries::iterator it = m_settings.find(name);
+ if (it != m_settings.end()) {
+ delete it->second.group;
+ m_settings.erase(it);
+ m_mutex.unlock();
- m_settings[name] = val;
- } catch (SettingNotFoundException &e) {
+ doCallbacks(name);
+ return true;
}
-}
-
-void Settings::update(const Settings &other)
-{
- if (&other == this)
- return;
-
- JMutexAutoLock lock(m_mutex);
- JMutexAutoLock lock2(other.m_mutex);
-
- updateNoLock(other);
+ m_mutex.unlock();
+ return false;
}
SettingsParseEvent Settings::parseConfigObject(const std::string &line,
- const std::string &end, std::string &name, std::string &value)
+ std::string &name, std::string &value)
{
std::string trimmed_line = trim(line);
return SPE_NONE;
if (trimmed_line[0] == '#')
return SPE_COMMENT;
- if (trimmed_line == end)
+ if (trimmed_line == m_end_tag)
return SPE_END;
size_t pos = trimmed_line.find('=');
}
-void Settings::updateNoLock(const Settings &other)
+void Settings::clearNoLock()
{
- m_settings.insert(other.m_settings.begin(), other.m_settings.end());
- m_defaults.insert(other.m_defaults.begin(), other.m_defaults.end());
+ for (SettingEntries::const_iterator it = m_settings.begin();
+ it != m_settings.end(); ++it)
+ delete it->second.group;
+ m_settings.clear();
}
-void Settings::clearNoLock()
+void Settings::setDefault(const std::string &name, const FlagDesc *flagdesc,
+ u32 flags)
{
- m_settings.clear();
- m_defaults.clear();
+ s_flags[name] = flagdesc;
+ setDefault(name, writeFlagString(flags, flagdesc, U32_MAX));
}
+const FlagDesc *Settings::getFlagDescFallback(const std::string &name) const
+{
+ auto it = s_flags.find(name);
+ return it == s_flags.end() ? nullptr : it->second;
+}
-void Settings::registerChangedCallback(std::string name,
- setting_changed_callback cbf)
+void Settings::registerChangedCallback(const std::string &name,
+ SettingsChangedCallback cbf, void *userdata)
{
- m_callbacks[name].push_back(cbf);
+ MutexAutoLock lock(m_callback_mutex);
+ m_callbacks[name].emplace_back(cbf, userdata);
}
+void Settings::deregisterChangedCallback(const std::string &name,
+ SettingsChangedCallback cbf, void *userdata)
+{
+ MutexAutoLock lock(m_callback_mutex);
+ SettingsCallbackMap::iterator it_cbks = m_callbacks.find(name);
+
+ if (it_cbks != m_callbacks.end()) {
+ SettingsCallbackList &cbks = it_cbks->second;
+
+ SettingsCallbackList::iterator position =
+ std::find(cbks.begin(), cbks.end(), std::make_pair(cbf, userdata));
-void Settings::doCallbacks(const std::string name)
+ if (position != cbks.end())
+ cbks.erase(position);
+ }
+}
+
+void Settings::removeSecureSettings()
{
- std::vector<setting_changed_callback> tempvector;
- {
- JMutexAutoLock lock(m_mutex);
- if (m_callbacks.find(name) != m_callbacks.end())
- {
- tempvector = m_callbacks[name];
- }
+ for (const auto &name : getNames()) {
+ if (name.compare(0, 7, "secure.") != 0)
+ continue;
+
+ errorstream << "Secure setting " << name
+ << " isn't allowed, so was ignored."
+ << std::endl;
+ remove(name);
}
+}
- for (std::vector<setting_changed_callback>::iterator iter = tempvector.begin();
- iter != tempvector.end(); iter ++)
- {
- (*iter)(name);
+void Settings::doCallbacks(const std::string &name) const
+{
+ MutexAutoLock lock(m_callback_mutex);
+
+ SettingsCallbackMap::const_iterator it_cbks = m_callbacks.find(name);
+ if (it_cbks != m_callbacks.end()) {
+ SettingsCallbackList::const_iterator it;
+ for (it = it_cbks->second.begin(); it != it_cbks->second.end(); ++it)
+ (it->first)(name, it->second);
}
}