3D-printing/OrcaSlicer
1
0
Fork 0
mirror of https://github.com/SoftFever/OrcaSlicer.git synced 2025-10-26 18:21:18 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions 6

Merge remote-tracking branch 'remotes/origin/dk_copy_file'

Browse source
This commit is contained in:
bubnikv 2019-12-20 15:08:31 +01:00
commit cefe0ba13c
3 changed files with 60 additions and 20 deletions
Download patch file Download diff file Expand all files Collapse all files

6
src/libslic3r/Utils.hpp
View file

@ -65,7 +65,11 @@ extern std::string normalize_utf8_nfc(const char *src);
extern std::error_code rename_file(const std::string &from, const std::string &to);
// Copy a file, adjust the access attributes, so that the target is writable.
extern int copy_file(const std::string &from, const std::string &to);
int copy_file_inner(const std::string &from, const std::string &to);
extern int copy_file(const std::string &from, const std::string &to, const bool with_check = false);
// Compares two files, returns 0 if identical.
extern int check_copy(const std::string& origin, const std::string& copy);
// Ignore system and hidden files, which may be created by the DropBox synchronisation process.
// https://github.com/prusa3d/PrusaSlicer/issues/1298

71
src/libslic3r/utils.cpp
View file

@ -417,27 +417,62 @@ std::error_code rename_file(const std::string &from, const std::string &to)
#endif
}
int copy_file(const std::string &from, const std::string &to)
int copy_file_inner(const std::string& from, const std::string& to)
{
const boost::filesystem::path source(from);
const boost::filesystem::path target(to);
static const auto perms = boost::filesystem::owner_read | boost::filesystem::owner_write | boost::filesystem::group_read | boost::filesystem::others_read; // aka 644
const boost::filesystem::path source(from);
const boost::filesystem::path target(to);
static const auto perms = boost::filesystem::owner_read | boost::filesystem::owner_write | boost::filesystem::group_read | boost::filesystem::others_read; // aka 644
// Make sure the file has correct permission both before and after we copy over it.
// NOTE: error_code variants are used here to supress expception throwing.
// Error code of permission() calls is ignored on purpose - if they fail,
// the copy_file() function will fail appropriately and we don't want the permission()
// calls to cause needless failures on permissionless filesystems (ie. FATs on SD cards etc.)
// or when the target file doesn't exist.
boost::system::error_code ec;
boost::filesystem::permissions(target, perms, ec);
boost::filesystem::copy_file(source, target, boost::filesystem::copy_option::overwrite_if_exists, ec);
if (ec) {
return -1;
}
boost::filesystem::permissions(target, perms, ec);
// Make sure the file has correct permission both before and after we copy over it.
// NOTE: error_code variants are used here to supress expception throwing.
// Error code of permission() calls is ignored on purpose - if they fail,
// the copy_file() function will fail appropriately and we don't want the permission()
// calls to cause needless failures on permissionless filesystems (ie. FATs on SD cards etc.)
// or when the target file doesn't exist.
boost::system::error_code ec;
boost::filesystem::permissions(target, perms, ec);
boost::filesystem::copy_file(source, target, boost::filesystem::copy_option::overwrite_if_exists, ec);
if (ec) {
return -1;
}
boost::filesystem::permissions(target, perms, ec);
return 0;
}
return 0;
int copy_file(const std::string &from, const std::string &to, const bool with_check)
{
std::string to_temp = to + ".tmp";
int ret_val = copy_file_inner(from,to_temp);
if(ret_val == 0 && with_check)
{
ret_val = check_copy(from, to_temp);
if (ret_val == 0)
{
rename_file(to_temp, to);
}
}
return ret_val;
}
int check_copy(const std::string &origin, const std::string &copy)
{
std::ifstream f1(origin, std::ifstream::binary | std::ifstream::ate);
std::ifstream f2(copy, std::ifstream::binary | std::ifstream::ate);
if (f1.fail() || f2.fail()) {
return -1;
}
if (f1.tellg() != f2.tellg()) {
return -1;
}
f1.seekg(0, std::ifstream::beg);
f2.seekg(0, std::ifstream::beg);
bool ident = std::equal(std::istreambuf_iterator<char>(f1.rdbuf()),
std::istreambuf_iterator<char>(),
std::istreambuf_iterator<char>(f2.rdbuf()));
return(ident ? 0 : -1);
}
// Ignore system and hidden files, which may be created by the DropBox synchronisation process.