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Fix for opening issues with archive files.

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This commit is contained in:
tamasmeszaros 2019-06-03 15:27:46 +02:00
parent 0ee0b546df
commit 8376d14267
7 changed files with 113 additions and 100 deletions
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54
src/libslic3r/Format/3mf.cpp
View file

@ -17,7 +17,7 @@
#include <expat.h>
#include <Eigen/Dense>
#include <miniz.h>
#include "miniz_extension.hpp"
// VERSION NUMBERS
// 0 : .3mf, files saved by older slic3r or other applications. No version definition in them.
@ -188,24 +188,6 @@ bool is_valid_object_type(const std::string& type)
namespace Slic3r {
namespace {
void close_archive_reader(mz_zip_archive *arch) {
if (arch) {
FILE *f = mz_zip_get_cfile(arch);
mz_zip_reader_end(arch);
if (f) fclose(f);
}
}
void close_archive_writer(mz_zip_archive *arch) {
if (arch) {
FILE *f = mz_zip_get_cfile(arch);
mz_zip_writer_end(arch);
if (f) fclose(f);
}
}
}
// Base class with error messages management
class _3MF_Base
{
@ -522,10 +504,7 @@ void close_archive_writer(mz_zip_archive *arch) {
mz_zip_archive archive;
mz_zip_zero_struct(&archive);
FILE *f = boost::nowide::fopen(filename.c_str(), "rb");
auto res = mz_bool(f != nullptr && mz_zip_reader_init_cfile(&archive, f, -1, 0));
if (res == 0)
{
if (!open_zip_reader(&archive, filename)) {
add_error("Unable to open the file");
return false;
}
@ -549,7 +528,7 @@ void close_archive_writer(mz_zip_archive *arch) {
// valid model name -> extract model
if (!_extract_model_from_archive(archive, stat))
{
close_archive_reader(&archive);
close_zip_reader(&archive);
add_error("Archive does not contain a valid model");
return false;
}
@ -585,7 +564,7 @@ void close_archive_writer(mz_zip_archive *arch) {
// extract slic3r model config file
if (!_extract_model_config_from_archive(archive, stat, model))
{
close_archive_reader(&archive);
close_zip_reader(&archive);
add_error("Archive does not contain a valid model config");
return false;
}
@ -593,7 +572,7 @@ void close_archive_writer(mz_zip_archive *arch) {
}
}
close_archive_reader(&archive);
close_zip_reader(&archive);
for (const IdToModelObjectMap::value_type& object : m_objects)
{
@ -1659,10 +1638,7 @@ void close_archive_writer(mz_zip_archive *arch) {
mz_zip_archive archive;
mz_zip_zero_struct(&archive);
FILE *f = boost::nowide::fopen(filename.c_str(), "wb");
auto res = mz_bool(f != nullptr && mz_zip_writer_init_cfile(&archive, f, 0));
if (res == 0)
{
if (!open_zip_writer(&archive, filename)) {
add_error("Unable to open the file");
return false;
}
@ -1671,7 +1647,7 @@ void close_archive_writer(mz_zip_archive *arch) {
// The content of this file is the same for each PrusaSlicer 3mf.
if (!_add_content_types_file_to_archive(archive))
{
close_archive_writer(&archive);
close_zip_writer(&archive);
boost::filesystem::remove(filename);
return false;
}
@ -1681,7 +1657,7 @@ void close_archive_writer(mz_zip_archive *arch) {
// The relationshis file contains a reference to the geometry file "3D/3dmodel.model", the name was chosen to be compatible with CURA.
if (!_add_relationships_file_to_archive(archive))
{
close_archive_writer(&archive);
close_zip_writer(&archive);
boost::filesystem::remove(filename);
return false;
}
@ -1691,7 +1667,7 @@ void close_archive_writer(mz_zip_archive *arch) {
IdToObjectDataMap objects_data;
if (!_add_model_file_to_archive(archive, model, objects_data))
{
close_archive_writer(&archive);
close_zip_writer(&archive);
boost::filesystem::remove(filename);
return false;
}
@ -1701,7 +1677,7 @@ void close_archive_writer(mz_zip_archive *arch) {
// The index differes from the index of an object ID of an object instance of a 3MF file!
if (!_add_layer_height_profile_file_to_archive(archive, model))
{
close_archive_writer(&archive);
close_zip_writer(&archive);
boost::filesystem::remove(filename);
return false;
}
@ -1711,7 +1687,7 @@ void close_archive_writer(mz_zip_archive *arch) {
// The index differes from the index of an object ID of an object instance of a 3MF file!
if (!_add_sla_support_points_file_to_archive(archive, model))
{
close_archive_writer(&archive);
close_zip_writer(&archive);
boost::filesystem::remove(filename);
return false;
}
@ -1722,7 +1698,7 @@ void close_archive_writer(mz_zip_archive *arch) {
{
if (!_add_print_config_file_to_archive(archive, *config))
{
close_archive_writer(&archive);
close_zip_writer(&archive);
boost::filesystem::remove(filename);
return false;
}
@ -1734,20 +1710,20 @@ void close_archive_writer(mz_zip_archive *arch) {
// is stored here as well.
if (!_add_model_config_file_to_archive(archive, model, objects_data))
{
close_archive_writer(&archive);
close_zip_writer(&archive);
boost::filesystem::remove(filename);
return false;
}
if (!mz_zip_writer_finalize_archive(&archive))
{
close_archive_writer(&archive);
close_zip_writer(&archive);
boost::filesystem::remove(filename);
add_error("Unable to finalize the archive");
return false;
}
close_archive_writer(&archive);
close_zip_writer(&archive);
return true;
}

51
src/libslic3r/Format/AMF.cpp
View file

@ -16,7 +16,7 @@
#include <boost/filesystem/operations.hpp>
#include <boost/algorithm/string.hpp>
#include <boost/nowide/fstream.hpp>
#include <miniz.h>
#include "miniz_extension.hpp"
#if 0
// Enable debugging and assert in this file.
@ -712,37 +712,19 @@ bool load_amf_file(const char *path, DynamicPrintConfig *config, Model *model)
return result;
}
namespace {
void close_archive_reader(mz_zip_archive *arch) {
if (arch) {
FILE *f = mz_zip_get_cfile(arch);
mz_zip_reader_end(arch);
if (f) fclose(f);
}
}
void close_archive_writer(mz_zip_archive *arch) {
if (arch) {
FILE *f = mz_zip_get_cfile(arch);
mz_zip_writer_end(arch);
if (f) fclose(f);
}
}
}
bool extract_model_from_archive(mz_zip_archive& archive, const mz_zip_archive_file_stat& stat, DynamicPrintConfig* config, Model* model, unsigned int& version)
{
if (stat.m_uncomp_size == 0)
{
printf("Found invalid size\n");
close_archive_reader(&archive);
close_zip_reader(&archive);
return false;
}
XML_Parser parser = XML_ParserCreate(nullptr); // encoding
if (!parser) {
printf("Couldn't allocate memory for parser\n");
close_archive_reader(&archive);
close_zip_reader(&archive);
return false;
}
@ -755,7 +737,7 @@ bool extract_model_from_archive(mz_zip_archive& archive, const mz_zip_archive_fi
if (parser_buffer == nullptr)
{
printf("Unable to create buffer\n");
close_archive_reader(&archive);
close_zip_reader(&archive);
return false;
}
@ -763,14 +745,14 @@ bool extract_model_from_archive(mz_zip_archive& archive, const mz_zip_archive_fi
if (res == 0)
{
printf("Error while reading model data to buffer\n");
close_archive_reader(&archive);
close_zip_reader(&archive);
return false;
}
if (!XML_ParseBuffer(parser, (int)stat.m_uncomp_size, 1))
{
printf("Error (%s) while parsing xml file at line %d\n", XML_ErrorString(XML_GetErrorCode(parser)), XML_GetCurrentLineNumber(parser));
close_archive_reader(&archive);
close_zip_reader(&archive);
return false;
}
@ -792,10 +774,7 @@ bool load_amf_archive(const char *path, DynamicPrintConfig *config, Model *model
mz_zip_archive archive;
mz_zip_zero_struct(&archive);
FILE * f = boost::nowide::fopen(path, "rb");
auto res = mz_bool(f == nullptr ? MZ_FALSE : MZ_TRUE);
res = res && mz_zip_reader_init_cfile(&archive, f, -1, 0);
if (res == MZ_FALSE)
if (!open_zip_reader(&archive, path))
{
printf("Unable to init zip reader\n");
return false;
@ -813,7 +792,7 @@ bool load_amf_archive(const char *path, DynamicPrintConfig *config, Model *model
{
if (!extract_model_from_archive(archive, stat, config, model, version))
{
close_archive_reader(&archive);
close_zip_reader(&archive);
printf("Archive does not contain a valid model");
return false;
}
@ -834,7 +813,7 @@ bool load_amf_archive(const char *path, DynamicPrintConfig *config, Model *model
}
#endif // forward compatibility
close_archive_reader(&archive);
close_zip_reader(&archive);
return true;
}
@ -874,10 +853,7 @@ bool store_amf(const char *path, Model *model, const DynamicPrintConfig *config)
mz_zip_archive archive;
mz_zip_zero_struct(&archive);
FILE *f = boost::nowide::fopen(export_path.c_str(), "wb");
auto res = mz_bool(f != nullptr && mz_zip_writer_init_cfile(&archive, f, 0));
if (res == 0)
return false;
if (!open_zip_writer(&archive, export_path)) return false;
std::stringstream stream;
// https://en.cppreference.com/w/cpp/types/numeric_limits/max_digits10
@ -1039,20 +1015,19 @@ bool store_amf(const char *path, Model *model, const DynamicPrintConfig *config)
if (!mz_zip_writer_add_mem(&archive, internal_amf_filename.c_str(), (const void*)out.data(), out.length(), MZ_DEFAULT_COMPRESSION))
{
close_archive_writer(&archive);
if (f) fclose(f);
close_zip_writer(&archive);
boost::filesystem::remove(export_path);
return false;
}
if (!mz_zip_writer_finalize_archive(&archive))
{
close_archive_writer(&archive);
close_zip_writer(&archive);
boost::filesystem::remove(export_path);
return false;
}
close_archive_writer(&archive);
close_zip_writer(&archive);
return true;
}

13
src/libslic3r/Format/PRUS.cpp
View file

@ -5,7 +5,7 @@
#include <boost/nowide/convert.hpp>
#include <boost/nowide/cstdio.hpp>
#include <miniz.h>
#include "miniz_extension.hpp"
#include <Eigen/Geometry>
@ -300,11 +300,10 @@ bool load_prus(const char *path, Model *model)
mz_zip_archive archive;
mz_zip_zero_struct(&archive);
FILE *f = boost::nowide::fopen(path, "rb");
auto res = mz_bool(f != nullptr && mz_zip_reader_init_cfile(&archive, f, -1, 0));
size_t n_models_initial = model->objects.size();
mz_bool res = MZ_FALSE;
try {
if (res == MZ_FALSE)
if (!open_zip_reader(&archive, path))
throw std::runtime_error(std::string("Unable to init zip reader for ") + path);
std::vector<char> scene_xml_data;
// For grouping multiple STLs into a single ModelObject for multi-material prints.
@ -329,13 +328,11 @@ bool load_prus(const char *path, Model *model)
}
}
} catch (std::exception &ex) {
mz_zip_reader_end(&archive);
if(f) fclose(f);
close_zip_reader(&archive);
throw ex;
}
mz_zip_reader_end(&archive);
if(f) fclose(f);
close_zip_reader(&archive);
return model->objects.size() > n_models_initial;
}