From: kwolekr Date: Thu, 4 Dec 2014 08:20:07 +0000 (-0500) Subject: Settings: Various setting group fixes and enhancements X-Git-Tag: 0.4.11~109 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=f0cd59034ccc57d69fd79014ed3466deeea2c332;p=oweals%2Fminetest.git Settings: Various setting group fixes and enhancements - Remove blank setting values when setting has a group - Pair setting values with groups in file when possible - Preserve user-set whitespace in setting objects - Delete setting value when setting NoiseParams group - Delete overwritten groups outside of lock --- diff --git a/src/settings.cpp b/src/settings.cpp index fe3cc019d..775c00699 100644 --- a/src/settings.cpp +++ b/src/settings.cpp @@ -75,12 +75,14 @@ std::string Settings::sanitizeString(const std::string &value) } -std::string Settings::getMultiline(std::istream &is) +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; @@ -92,6 +94,9 @@ std::string Settings::getMultiline(std::istream &is) if (len) value.erase(len - 1); + if (num_lines) + *num_lines = lines; + return value; } @@ -150,38 +155,104 @@ void Settings::writeLines(std::ostream &os, u32 tab_depth) const for (std::map::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); + it != m_settings.end(); ++it) + printEntry(os, it->first, it->second, tab_depth); +} + + +bool Settings::printEntry(std::ostream &os, const std::string &name, + const SettingsEntry &entry, u32 tab_depth) +{ + bool printed = false; + + if (!entry.group || entry.value != "") { + printValue(os, name, entry.value, tab_depth); + printed = true; + } + + if (entry.group) { + printGroup(os, name, entry.group, tab_depth); + printed = true; } + + return printed; } + void Settings::printValue(std::ostream &os, const std::string &name, - const SettingsEntry &entry, bool is_value_multiline, u32 tab_depth) + const std::string &value, 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"; + if (value.find('\n') != std::string::npos) + os << "\"\"\"\n" << value << "\n\"\"\"\n"; else - os << entry.value << "\n"; + os << value << "\n"; +} - Settings *group = entry.group; - if (group) { - for (u32 i = 0; i != tab_depth; i++) - os << "\t"; - os << name << " = {\n"; - group->writeLines(os, tab_depth + 1); +void Settings::printGroup(std::ostream &os, const std::string &name, + const Settings *group, u32 tab_depth) +{ + // Recursively write group contents + for (u32 i = 0; i != tab_depth; i++) + os << "\t"; + + os << name << " = {\n"; + group->writeLines(os, tab_depth + 1); - for (u32 i = 0; i != tab_depth; i++) - os << "\t"; + for (u32 i = 0; i != tab_depth; i++) + os << "\t"; - os << "}\n"; + os << "}\n"; +} + + +void Settings::getNamesPresent(std::istream &is, const std::string &end, + std::set &present_values, std::set &present_groups) +{ + std::string name, value, line; + bool end_found = false; + int depth = 0; + size_t old_pos = is.tellg(); + + while (is.good() && !end_found) { + std::getline(is, line); + SettingsParseEvent event = parseConfigObject(line, + depth ? "}" : end, name, value); + + switch (event) { + case SPE_END: + if (depth == 0) + end_found = true; + else + depth--; + break; + case SPE_MULTILINE: + while (is.good() && line != "\"\"\"") + std::getline(is, line); + /* FALLTHROUGH */ + case SPE_KVPAIR: + if (depth == 0) + present_values.insert(name); + break; + case SPE_GROUP: + if (depth == 0) + present_groups.insert(name); + depth++; + break; + case SPE_NONE: + case SPE_COMMENT: + case SPE_INVALID: + break; + } } + + is.clear(); + is.seekg(old_pos); } @@ -189,10 +260,12 @@ bool Settings::updateConfigObject(std::istream &is, std::ostream &os, const std::string &end, u32 tab_depth) { std::map::const_iterator it; - std::set settings_in_config; + std::set present_values, present_groups; + std::string line, name, value; bool was_modified = false; bool end_found = false; - std::string line, name, value; + + getNamesPresent(is, end, present_values, present_groups); // Add any settings that exist in the config file with the current value // in the object if existing @@ -202,25 +275,30 @@ bool Settings::updateConfigObject(std::istream &is, std::ostream &os, switch (event) { case SPE_END: + os << line << (is.eof() ? "" : "\n"); 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() && value != it->second.value) { + if (!it->second.group || it->second.value != "") + printValue(os, name, it->second.value, tab_depth); + was_modified = true; + } 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); + // If this value name has a group not in the file, print it + if (it != m_settings.end() && it->second.group && + present_groups.find(name) == present_groups.end()) { + printGroup(os, name, it->second.group, tab_depth); + was_modified = true; + } break; case SPE_GROUP: { @@ -229,20 +307,22 @@ bool Settings::updateConfigObject(std::istream &is, std::ostream &os, if (it != m_settings.end()) group = it->second.group; - settings_in_config.insert(name); + // If this group name has a non-blank value not in the file, print it + if (it != m_settings.end() && it->second.value != "" && + present_values.find(name) == present_values.end()) { + printValue(os, name, it->second.value, tab_depth); + was_modified = true; + } - os << name << " = {\n"; + os << line << "\n"; if (group) { was_modified |= group->updateConfigObject(is, os, "}", tab_depth + 1); } else { + // If a group exists in the file but not memory, don't touch it Settings dummy_settings; dummy_settings.updateConfigObject(is, os, "}", tab_depth + 1); } - - for (u32 i = 0; i != tab_depth; i++) - os << "\t"; - os << "}\n"; break; } default: @@ -253,13 +333,11 @@ bool Settings::updateConfigObject(std::istream &is, std::ostream &os, // 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_values.find(it->first) != present_values.end() || + present_groups.find(it->first) != present_groups.end()) continue; - was_modified = true; - - bool is_multiline = it->second.value.find('\n') != std::string::npos; - printValue(os, it->first, it->second, is_multiline, tab_depth); + was_modified |= printEntry(os, it->first, it->second, tab_depth); } return was_modified; @@ -690,9 +768,9 @@ bool Settings::getFlagStrNoEx(const std::string &name, u32 &val, void Settings::set(const std::string &name, const std::string &value) { { - JMutexAutoLock lock(m_mutex); + JMutexAutoLock lock(m_mutex); - m_settings[name].value = value; + m_settings[name].value = value; } doCallbacks(name); } @@ -700,10 +778,14 @@ void Settings::set(const std::string &name, const std::string &value) void Settings::setGroup(const std::string &name, Settings *group) { - JMutexAutoLock lock(m_mutex); + Settings *old_group = NULL; + { + JMutexAutoLock lock(m_mutex); - delete m_settings[name].group; - m_settings[name].group = group; + old_group = m_settings[name].group; + m_settings[name].group = group; + } + delete old_group; } @@ -717,10 +799,14 @@ void Settings::setDefault(const std::string &name, const std::string &value) void Settings::setGroupDefault(const std::string &name, Settings *group) { - JMutexAutoLock lock(m_mutex); + Settings *old_group = NULL; + { + JMutexAutoLock lock(m_mutex); - delete m_defaults[name].group; - m_defaults[name].group = group; + old_group = m_defaults[name].group; + m_defaults[name].group = group; + } + delete old_group; } @@ -808,7 +894,15 @@ void Settings::setNoiseParams(const std::string &name, const NoiseParams &np) group->setU16("octaves", np.octaves); group->setFloat("persistence", np.persist); - setGroup(name, group); + Settings *old_group; + { + JMutexAutoLock lock(m_mutex); + + old_group = m_settings[name].group; + m_settings[name].group = group; + m_settings[name].value = ""; + } + delete old_group; } diff --git a/src/settings.h b/src/settings.h index cc7ea365d..6c063e43e 100644 --- a/src/settings.h +++ b/src/settings.h @@ -114,13 +114,20 @@ public: SettingsParseEvent parseConfigObject(const std::string &line, const std::string &end, std::string &name, std::string &value); + void getNamesPresent(std::istream &is, const std::string &end, + std::set &present_values, + std::set &present_groups); bool updateConfigObject(std::istream &is, std::ostream &os, const std::string &end, u32 tab_depth=0); - static std::string getMultiline(std::istream &is); + static std::string getMultiline(std::istream &is, size_t *num_lines=NULL); static std::string sanitizeString(const std::string &value); + static bool printEntry(std::ostream &os, const std::string &name, + const SettingsEntry &entry, u32 tab_depth=0); static void printValue(std::ostream &os, const std::string &name, - const SettingsEntry &entry, bool is_value_multiline, u32 tab_depth=0); + const std::string &value, u32 tab_depth=0); + static void printGroup(std::ostream &os, const std::string &name, + const Settings *group, u32 tab_depth=0); /*********** * Getters * diff --git a/src/test.cpp b/src/test.cpp index 932f9e7cc..a12c12c63 100644 --- a/src/test.cpp +++ b/src/test.cpp @@ -428,9 +428,9 @@ struct TestPath: public TestBase " # this is just a comment\n" \ "this is an invalid line\n" \ "asdf = {\n" \ - " a = 5\n" \ - " b = 2.5\n" \ - " c = \"\"\"\n" \ + " a = 5\n" \ + " bb = 2.5\n" \ + " ccc = \"\"\"\n" \ "testy\n" \ " testa \n" \ "\"\"\"\n" \ @@ -440,6 +440,7 @@ struct TestPath: public TestBase "some multiline text\n" \ " with leading whitespace!\n" \ "\"\"\"\n" \ + "np_terrain = 5, 40, (250, 250, 250), 12345, 5, 0.7\n" \ "zoop = true" #define TEST_CONFIG_TEXT_AFTER \ @@ -451,25 +452,33 @@ struct TestPath: public TestBase "coord = (1, 2, 4.5)\n" \ " # this is just a comment\n" \ "this is an invalid line\n" \ + "asdf = sdfghj\n" \ "asdf = {\n" \ - " a = 5\n" \ - " b = 2.5\n" \ - " c = \"\"\"\n" \ + " a = 5\n" \ + " bb = 2.5\n" \ + " ccc = \"\"\"\n" \ "testy\n" \ " testa \n" \ "\"\"\"\n" \ "\n" \ "}\n" \ - "blarg = \"\"\"\n" \ + "blarg = \"\"\" \n" \ "some multiline text\n" \ " with leading whitespace!\n" \ "\"\"\"\n" \ + "np_terrain = {\n" \ + " octaves = 6\n" \ + " offset = 3.5\n" \ + " persistence = 0.7\n" \ + " scale = 40\n" \ + " seed = 12345\n" \ + " spread = (250,250,250)\n" \ + "}\n" \ "zoop = true\n" \ "coord2 = (1,2,3.3)\n" \ "floaty_thing_2 = 1.2\n" \ - "groupy_thing = \n" \ "groupy_thing = {\n" \ - " animals = \n" \ + " animals = cute\n" \ " animals = {\n" \ " cat = meow\n" \ " dog = woof\n" \ @@ -478,7 +487,6 @@ struct TestPath: public TestBase " num_oranges = 53\n" \ "}\n" - struct TestSettings: public TestBase { void Run() @@ -514,7 +522,9 @@ struct TestSettings: public TestBase UASSERT(group != NULL); UASSERT(s.getGroupNoEx("zoop", group) == false); UASSERT(group->getS16("a") == 5); - UASSERT(fabs(group->getFloat("b") - 2.5) < 0.001); + UASSERT(fabs(group->getFloat("bb") - 2.5) < 0.001); + + s.set("asdf", "sdfghj"); Settings *group3 = new Settings; group3->set("cat", "meow"); @@ -524,14 +534,33 @@ struct TestSettings: public TestBase group2->setS16("num_apples", 4); group2->setS16("num_oranges", 53); group2->setGroup("animals", group3); + group2->set("animals", "cute"); s.setGroup("groupy_thing", group2); // Test multiline settings - UASSERT(group->get("c") == "testy\n testa "); + UASSERT(group->get("ccc") == "testy\n testa "); + s.setGroup("asdf", NULL); + UASSERT(s.get("blarg") == "some multiline text\n" " with leading whitespace!"); + // Test NoiseParams + NoiseParams np; + UASSERT(s.getNoiseParams("np_terrain", np) == true); + UASSERT(fabs(np.offset - 5) < 0.001); + UASSERT(fabs(np.scale - 40) < 0.001); + UASSERT(fabs(np.spread.X - 250) < 0.001); + UASSERT(fabs(np.spread.Y - 250) < 0.001); + UASSERT(fabs(np.spread.Z - 250) < 0.001); + UASSERT(np.seed == 12345); + UASSERT(np.octaves == 5); + UASSERT(fabs(np.persist == 0.7) < 0.001); + + np.offset = 3.5; + np.octaves = 6; + s.setNoiseParams("np_terrain", np); + // Test writing std::ostringstream os(std::ios_base::binary); is.clear();