Added support for "Produced on" (time of creation)

src/LibBGCode/convert/convert.cpp

@@ -302,10 +302,17 @@ BGCODE_CONVERT_EXPORT EResult from_ascii_to_binary(FILE& src_file, FILE& dst_fil
         size_t pos = sv_line.find(GeneratedByPrusaSlicer);
         if (pos != std::string_view::npos) {
             std::string_view version = trim(sv_line.substr(pos + GeneratedByPrusaSlicer.length()));
+            std::string_view time;
             pos = version.find(" ");
-            if (pos != std::string_view::npos)
+            if (pos != std::string_view::npos) {
+                if (version.substr(pos, 4) == " on ")
+                  time = version.substr(pos + 4);
                 version = version.substr(0, pos);
+
+            }
             binary_data.file_metadata.raw_data.emplace_back("Producer", "PrusaSlicer " + std::string(version));
+            if (!time.empty())
+              binary_data.file_metadata.raw_data.emplace_back("Produced on", time);
             producer_found = true;
             processed_lines.emplace_back(lines_counter++);
             return;
@@ -636,9 +643,17 @@ BGCODE_CONVERT_EXPORT EResult from_binary_to_ascii(FILE& src_file, FILE& dst_fil
         if (res != EResult::Success)
             // propagate error
             return res;
+
         auto producer_it = std::find_if(file_metadata_block.raw_data.begin(), file_metadata_block.raw_data.end(),
             [](const std::pair<std::string, std::string>& item) { return item.first == "Producer"; });
-        const std::string producer_str = (producer_it != file_metadata_block.raw_data.end()) ? producer_it->second : "Unknown";
+        std::string producer_str = (producer_it != file_metadata_block.raw_data.end()) ? producer_it->second : "Unknown";
+
+
+        auto produced_on_it = std::find_if(file_metadata_block.raw_data.begin(), file_metadata_block.raw_data.end(),
+            [](const auto& item) { return item.first == "Produced on"; });
+        if (produced_on_it != file_metadata_block.raw_data.end())
+          producer_str += " on " + produced_on_it->second;
+
         if (!write_line("; generated by " + producer_str + "\n\n\n"))
             return EResult::WriteError;
         res = read_next_block_header(src_file, file_header, block_header, checksum_buffer.data(), checksum_buffer.size());

tests/convert/convert_tests.cpp

@@ -144,3 +144,44 @@ TEST_CASE("Convert from ascii to binary", "[Convert]")
     // compare results
     compare_text_files(ba_dst_filename, ab_src_filename);
 }
+
+TEST_CASE("Convert from binary to ascii PS 2.8.1", "[Convert]")
+{
+  std::cout << "\nTEST: Convert from binary to ascii in PS 2.8.1 format\n";
+
+  const std::string src_filename = std::string(TEST_DATA_DIR) + "/mini_cube_ps2.8.1.bgcode";
+  const std::string dst_filename = std::string(TEST_DATA_DIR) + "/mini_cube_ps2.8.1_out_a.gcode";
+  const std::string check_filename = std::string(TEST_DATA_DIR) + "/mini_cube_ps2.8.1_ref.gcode";
+
+  // convert from binary to ascii
+  binary_to_ascii(src_filename, dst_filename);
+  // compare results
+  compare_text_files(dst_filename, check_filename);
+}
+
+TEST_CASE("Convert from ascii to binary PS 2.8.1", "[Convert]")
+{
+  std::cout << "\nTEST: Convert from ascii to binary in PS 2.8.1 format\n";
+
+  // convert from ascii to binary
+  const std::string ab_src_filename = std::string(TEST_DATA_DIR) + "/mini_cube_ps2.8.1.gcode";
+  const std::string ab_dst_filename = std::string(TEST_DATA_DIR) + "/mini_cube_ps2.8.1_out_b.bgcode";
+  BinarizerConfig config;
+  config.checksum = EChecksumType::CRC32;
+  config.compression.file_metadata = ECompressionType::None;
+  config.compression.print_metadata = ECompressionType::None;
+  config.compression.printer_metadata = ECompressionType::None;
+  config.compression.slicer_metadata = ECompressionType::Deflate;
+  config.compression.gcode = ECompressionType::Heatshrink_12_4;
+  config.gcode_encoding = EGCodeEncodingType::MeatPackComments;
+  config.metadata_encoding = EMetadataEncodingType::INI;
+  ascii_to_binary(ab_src_filename, ab_dst_filename, config);
+
+  // convert back from binary to ascii
+  const std::string ba_src_filename = ab_dst_filename;
+  const std::string ba_dst_filename = std::string(TEST_DATA_DIR) + "/mini_cube_ps2.8.1_final.gcode";
+  binary_to_ascii(ba_src_filename, ba_dst_filename);
+
+  // compare results
+  compare_text_files(ba_dst_filename, ab_src_filename);
+}