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[unpaker] Allow to unpak specific files.

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This commit is contained in:
lzwdgc 2024-02-06 06:42:54 +03:00
parent ddc04296bc
commit 23662de8dc
1 changed files with 12 additions and 3 deletions
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15
src/unpaker/unpaker.cpp
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@ -40,7 +40,7 @@
using namespace std; using namespace std;
void unpack_file(path fn) { void unpack_file(path fn, const Files &files_to_extract) {
primitives::templates2::mmap_file<uint8_t> f{fn}; primitives::templates2::mmap_file<uint8_t> f{fn};
stream s{f}; stream s{f};
pak p = s; pak p = s;
@ -167,6 +167,9 @@ void unpack_file(path fn) {
auto dir = fn += ".dir"; auto dir = fn += ".dir";
fs::create_directories(dir); fs::create_directories(dir);
for (auto &&d : descs) { for (auto &&d : descs) {
if (!files_to_extract.empty() && !files_to_extract.contains(d.name)) {
continue;
}
auto fn = dir / d.name; auto fn = dir / d.name;
fs::create_directories(fn.parent_path()); fs::create_directories(fn.parent_path());
std::cout << "unpacking " << fn << "\n"; std::cout << "unpacking " << fn << "\n";
@ -178,17 +181,23 @@ void unpack_file(path fn) {
int main(int argc, char *argv[]) { int main(int argc, char *argv[]) {
cl::opt<path> p(cl::Positional, cl::desc("<pack file or dir>"), cl::Required); cl::opt<path> p(cl::Positional, cl::desc("<pack file or dir>"), cl::Required);
cl::opt<path> cl_files_to_extract(cl::Positional, cl::desc("<specific files to unpack>"), cl::ZeroOrMore);
cl::ParseCommandLineOptions(argc, argv); cl::ParseCommandLineOptions(argc, argv);
Files files_to_extract;
for (auto &&f : cl_files_to_extract) {
files_to_extract.insert(f);
}
if (fs::is_regular_file(p)) { if (fs::is_regular_file(p)) {
unpack_file(p); unpack_file(p, files_to_extract);
} else if (fs::is_directory(p)) { } else if (fs::is_directory(p)) {
auto files = enumerate_files_like(p, ".*\\.pak", false); auto files = enumerate_files_like(p, ".*\\.pak", false);
for (auto &f : files) { for (auto &f : files) {
std::cout << "processing: " << f << "\n"; std::cout << "processing: " << f << "\n";
try { try {
unpack_file(f); unpack_file(f, files_to_extract);
} catch (std::exception &e) { } catch (std::exception &e) {
std::cerr << e.what() << "\n"; std::cerr << e.what() << "\n";
} }