OrcaSlicer/src/slic3r/Config/Version.cpp
bubnikv ab34ef3ceb Fix of an application update situation, where the profiles were
not updated correctly if the index installed in vendor directory
was the same as the one provided with the applicaton installation.
2019-12-05 11:05:18 +01:00

330 lines
12 KiB
C++

#include "Version.hpp"
#include <cctype>
#include <boost/algorithm/string/predicate.hpp>
#include <boost/algorithm/string/trim.hpp>
#include <boost/nowide/fstream.hpp>
#include "libslic3r/libslic3r.h"
#include "libslic3r/Config.hpp"
#include "libslic3r/FileParserError.hpp"
#include "libslic3r/Utils.hpp"
namespace Slic3r {
namespace GUI {
namespace Config {
// Optimized lexicographic compare of two pre-release versions, ignoring the numeric suffix.
static int compare_prerelease(const char *p1, const char *p2)
{
for (;;) {
char c1 = *p1 ++;
char c2 = *p2 ++;
bool a1 = std::isalpha(c1) && c1 != 0;
bool a2 = std::isalpha(c2) && c2 != 0;
if (a1) {
if (a2) {
if (c1 != c2)
return (c1 < c2) ? -1 : 1;
} else
return 1;
} else {
if (a2)
return -1;
else
return 0;
}
}
// This shall never happen.
return 0;
}
bool Version::is_slic3r_supported(const Semver &slic3r_version) const
{
if (! slic3r_version.in_range(min_slic3r_version, max_slic3r_version))
return false;
// Now verify, whether the configuration pre-release status is compatible with the Slic3r's pre-release status.
// Alpha Slic3r will happily load any configuration, while beta Slic3r will ignore alpha configurations etc.
const char *prerelease_slic3r = slic3r_version.prerelease();
const char *prerelease_config = this->config_version.prerelease();
if (prerelease_config == nullptr)
// Released config is always supported.
return true;
else if (prerelease_slic3r == nullptr)
// Released slic3r only supports released configs.
return false;
// Compare the pre-release status of Slic3r against the config.
// If the prerelease status of slic3r is lexicographically lower or equal
// to the prerelease status of the config, accept it.
return compare_prerelease(prerelease_slic3r, prerelease_config) != 1;
}
bool Version::is_current_slic3r_supported() const
{
return this->is_slic3r_supported(Slic3r::SEMVER);
}
#if 0
//TODO: This test should be moved to a unit test, once we have C++ unit tests in place.
static int version_test()
{
Version v;
v.config_version = *Semver::parse("1.1.2");
v.min_slic3r_version = *Semver::parse("1.38.0");
v.max_slic3r_version = Semver::inf();
assert(v.is_slic3r_supported(*Semver::parse("1.38.0")));
assert(! v.is_slic3r_supported(*Semver::parse("1.38.0-alpha")));
assert(! v.is_slic3r_supported(*Semver::parse("1.37.0-alpha")));
// Test the prerelease status.
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0")));
v.config_version = *Semver::parse("1.1.2-alpha");
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
v.config_version = *Semver::parse("1.1.2-alpha1");
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
v.config_version = *Semver::parse("1.1.2-beta");
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-rc")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
v.config_version = *Semver::parse("1.1.2-rc");
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-rc")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
v.config_version = *Semver::parse("1.1.2-rc2");
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-alpha1")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-beta1")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-rc")));
assert(v.is_slic3r_supported(*Semver::parse("1.39.0-rc2")));
assert(! v.is_slic3r_supported(*Semver::parse("1.39.0")));
// Test the upper boundary.
v.config_version = *Semver::parse("1.1.2");
v.max_slic3r_version = *Semver::parse("1.39.3-beta1");
assert(v.is_slic3r_supported(*Semver::parse("1.38.0")));
assert(! v.is_slic3r_supported(*Semver::parse("1.38.0-alpha")));
assert(! v.is_slic3r_supported(*Semver::parse("1.38.0-alpha1")));
assert(! v.is_slic3r_supported(*Semver::parse("1.37.0-alpha")));
return 0;
}
static int version_test_run = version_test();
#endif
inline char* left_trim(char *c)
{
for (; *c == ' ' || *c == '\t'; ++ c);
return c;
}
inline char* right_trim(char *start)
{
char *end = start + strlen(start) - 1;
for (; end >= start && (*end == ' ' || *end == '\t'); -- end);
*(++ end) = 0;
return end;
}
inline std::string unquote_value(char *value, char *end, const std::string &path, int idx_line)
{
std::string svalue;
if (value == end) {
// Empty string is a valid string.
} else if (*value == '"') {
if (++ value > -- end || *end != '"')
throw file_parser_error("String not enquoted correctly", path, idx_line);
*end = 0;
if (! unescape_string_cstyle(value, svalue))
throw file_parser_error("Invalid escape sequence inside a quoted string", path, idx_line);
} else
svalue.assign(value, end);
return svalue;
}
inline std::string unquote_version_comment(char *value, char *end, const std::string &path, int idx_line)
{
std::string svalue;
if (value == end) {
// Empty string is a valid string.
} else if (*value == '"') {
if (++ value > -- end || *end != '"')
throw file_parser_error("Version comment not enquoted correctly", path, idx_line);
*end = 0;
if (! unescape_string_cstyle(value, svalue))
throw file_parser_error("Invalid escape sequence inside a quoted version comment", path, idx_line);
} else
svalue.assign(value, end);
return svalue;
}
size_t Index::load(const boost::filesystem::path &path)
{
m_configs.clear();
m_vendor = path.stem().string();
m_path = path;
boost::nowide::ifstream ifs(path.string());
std::string line;
size_t idx_line = 0;
Version ver;
while (std::getline(ifs, line)) {
#ifndef _MSVCVER
// On a Unix system, getline does not remove the trailing carriage returns, if the index is shared over a Windows filesystem. Remove them manually.
while (! line.empty() && line.back() == '\r')
line.pop_back();
#endif
++ idx_line;
// Skip the initial white spaces.
char *key = left_trim(const_cast<char*>(line.data()));
if (*key == '#')
// Skip a comment line.
continue;
// Right trim the line.
char *end = right_trim(key);
if (key == end)
// Skip an empty line.
continue;
// Keyword may only contain alphanumeric characters. Semantic version may in addition contain "+.-".
char *key_end = key;
bool maybe_semver = true;
for (; *key_end != 0; ++ key_end) {
if (std::isalnum(*key_end) || strchr("+.-", *key_end) != nullptr) {
// It may be a semver.
} else if (*key_end == '_') {
// Cannot be a semver, but it may be a key.
maybe_semver = false;
} else
// End of semver or keyword.
break;
}
if (*key_end != 0 && *key_end != ' ' && *key_end != '\t' && *key_end != '=')
throw file_parser_error("Invalid keyword or semantic version", path, idx_line);
char *value = left_trim(key_end);
bool key_value_pair = *value == '=';
if (key_value_pair)
value = left_trim(value + 1);
*key_end = 0;
boost::optional<Semver> semver;
if (maybe_semver)
semver = Semver::parse(key);
if (key_value_pair) {
if (semver)
throw file_parser_error("Key cannot be a semantic version", path, idx_line);\
// Verify validity of the key / value pair.
std::string svalue = unquote_value(value, end, path.string(), idx_line);
if (strcmp(key, "min_slic3r_version") == 0 || strcmp(key, "max_slic3r_version") == 0) {
if (! svalue.empty())
semver = Semver::parse(svalue);
if (! semver)
throw file_parser_error(std::string(key) + " must referece a valid semantic version", path, idx_line);
if (strcmp(key, "min_slic3r_version") == 0)
ver.min_slic3r_version = *semver;
else
ver.max_slic3r_version = *semver;
} else {
// Ignore unknown keys, as there may come new keys in the future.
}
continue;
}
if (! semver)
throw file_parser_error("Invalid semantic version", path, idx_line);
ver.config_version = *semver;
ver.comment = (end <= key_end) ? "" : unquote_version_comment(value, end, path.string(), idx_line);
m_configs.emplace_back(ver);
}
// Sort the configs by their version.
std::sort(m_configs.begin(), m_configs.end(), [](const Version &v1, const Version &v2) { return v1.config_version < v2.config_version; });
return m_configs.size();
}
Semver Index::version() const
{
Semver ver = Semver::zero();
for (const Version &cv : m_configs)
if (cv.config_version >= ver)
ver = cv.config_version;
return ver;
}
Index::const_iterator Index::find(const Semver &ver) const
{
Version key;
key.config_version = ver;
auto it = std::lower_bound(m_configs.begin(), m_configs.end(), key,
[](const Version &v1, const Version &v2) { return v1.config_version < v2.config_version; });
return (it == m_configs.end() || it->config_version == ver) ? it : m_configs.end();
}
Index::const_iterator Index::recommended(const Semver &slic3r_version) const
{
const_iterator highest = this->end();
for (const_iterator it = this->begin(); it != this->end(); ++ it)
if (it->is_slic3r_supported(slic3r_version) &&
(highest == this->end() || highest->config_version < it->config_version))
highest = it;
return highest;
}
Index::const_iterator Index::recommended() const
{
return this->recommended(Slic3r::SEMVER);
}
std::vector<Index> Index::load_db()
{
boost::filesystem::path cache_dir = boost::filesystem::path(Slic3r::data_dir()) / "cache";
std::vector<Index> index_db;
std::string errors_cummulative;
for (auto &dir_entry : boost::filesystem::directory_iterator(cache_dir))
if (Slic3r::is_idx_file(dir_entry)) {
Index idx;
try {
idx.load(dir_entry.path());
} catch (const std::runtime_error &err) {
errors_cummulative += err.what();
errors_cummulative += "\n";
continue;
}
index_db.emplace_back(std::move(idx));
}
if (! errors_cummulative.empty())
throw std::runtime_error(errors_cummulative);
return index_db;
}
} // namespace Config
} // namespace GUI
} // namespace Slic3r