ZIP comment functionality added (issue #1)

downloader/configuration.go

@@ -20,6 +20,7 @@ type RuntimeConfiguration struct {
 	GroupOutputBy       OutputGroup
 	OpenTargetDirectory bool
 	ZipMode             OutputZipMode
+	NoComment           bool
 	DownloadThreads     int
 	SaveRawContent      bool
 	SaveXIHeader        bool
@@ -84,10 +85,13 @@ func ParseLaunchOptions() (RuntimeConfiguration, error) {
 	messageIDs := flag.String("ids", "", "Required. Path to a list of message IDs to download, one message per line.")
 	logVersions := flag.String("log", LogVersionSpecialAll,
 		fmt.Sprintf(
-			"Comma-separated list of log versions which must be exported. Supports standard version names (BI, MS, etc) and special values (%s, %s, %s). See details in documentation. ",
+			"Comma-separated list of log versions which must be exported. Supports standard version names (BI, MS, etc) and special values (%s, %s, %s, %s, %s). See details in documentation. ",
 			LogVersionSpecialAll,
 			LogVersionSpecialNone,
-			LogVersionSpecialJSON))
+			LogVersionSpecialJSON,
+			LogVersionSpecialJSONSender,
+			LogVersionSpecialJSONReceiver,
+		))
 
 	stageVersions := flag.String("stage", StageVersionSpecialAll,
 		fmt.Sprintf(
@@ -104,6 +108,7 @@ func ParseLaunchOptions() (RuntimeConfiguration, error) {
 	zipMode := flag.String("zip", "all", "Mode of compression for exported payloads. Available options are: (n)one, (f)ile, (a)ll")
 	flag.IntVar(&options.DownloadThreads, "threads", 2, "Number of parallel HTTP download threads")
 	flag.BoolVar(&options.StatisticsOnly, "statsonly", false, "If specified, only statistics on available message versions will be displayed. No actual download will happen.")
+	flag.BoolVar(&options.NoComment, "nocomment", false, "If specified, no text comment will be added to ZIP file (applies to -zip all).")
 
 	//////////////
 

downloader/file_writer.go

@@ -9,6 +9,8 @@ import (
 	"time"
 )
 
+var ExportComment string
+
 func prepareFileWriter(options RuntimeConfiguration, connect ConnectionOptions) error {
 	if options.StatisticsOnly {
 		// nothing to do here
@@ -25,6 +27,7 @@ func prepareFileWriter(options RuntimeConfiguration, connect ConnectionOptions)
 	}
 
 	dt := time.Now().Format("20060102150405")
+	dtcomment := time.Now().Format("2006-01-02 15:04:05")
 
 	path := fmt.Sprintf("%s/%s/%s/", options.OutputDirectory, url.Hostname(), dt)
 
@@ -38,6 +41,8 @@ func prepareFileWriter(options RuntimeConfiguration, connect ConnectionOptions)
 		return errors.New(fmt.Sprintf("Cannot change current directory to [%s]: %s", path, err))
 	}
 
+	ExportComment = fmt.Sprintf("Source      : %s\nExtracted on: %s", url.Hostname(), dtcomment)
+
 	return nil
 }
 

downloader/file_writer_all.go

@@ -27,6 +27,14 @@ func FileWriterModeAll(options RuntimeConfiguration, version <-chan XIMessagePay
 	w := zip.NewWriter(file)
 	defer w.Close()
 
+	if options.NoComment == false {
+		err = w.SetComment(ExportComment)
+		if err != nil {
+			fmt.Printf("Failed creating file [%s]: %s\n", newFilename, err)
+			os.Exit(8)
+		}
+	}
+
 	for entry := range version {
 
 		for _, item := range entry.Parts {

downloader/launcher.go

@@ -7,7 +7,7 @@ import (
 )
 
 const (
-	ToolVersion string = "1.0.0 (2023-12-10)"
+	ToolVersion string = "1.1.0 (2023-12-17)"
 	ToolRepo           = "https://github.com/platinumICE/sap-po-tools"
 	ToolAuthor         = "Marat Bareev"
 )