Merge pull request #47 from akrabat/46-filename-only-on-resize

Add quiet flag to resize

Author: akrabat

commands/resize.go

@@ -14,41 +14,52 @@ package commands
 
 import (
 	"fmt"
-	. "github.com/akrabat/rodeo/internal"
-	"github.com/spf13/cobra"
 	"os"
 	"os/exec"
 	"path/filepath"
 	"strings"
+
+	. "github.com/akrabat/rodeo/internal"
+	"github.com/spf13/cobra"
 )
 
 func init() {
 	rootCmd.AddCommand(resizeCmd)
+
+	// Register command line options
+	resizeCmd.Flags().BoolP("quiet", "q", false, "Just print name of resized file on completion")
 }
 
 // resizeCmd displays info about the image file
 var resizeCmd = &cobra.Command{
 	Use:   "resize <files>...",
 	Short: "Resize files for use on the web",
-	Long: "Resize files for use on the web",
+	Long:  "Resize files for use on the web",
 	Run: func(cmd *cobra.Command, args []string) {
 
 		if len(args) == 0 {
 			fmt.Println("Error: At least one file must be specified.")
 			os.Exit(2)
 		}
 
+		// Read the value of --quiet (if it is missing, the value is false)
+		quiet, err := cmd.Flags().GetBool("quiet")
+		if err != nil {
+			quiet = false
+		}
+
 		for _, filename := range args {
-			resize(filename)
+			resize(filename, quiet)
 		}
 	},
 }
 
 // Resize image using ImageMagick's convert
 //
 // Example:
-//    convert foo.jpg -scale 2000x2000 -interpolate catrom -quality 75 foo-web.jpeg
-func resize(filename string) {
+//
+//	convert foo.jpg -scale 2000x2000 -interpolate catrom -quality 75 foo-web.jpeg
+func resize(filename string, quiet bool) {
 
 	config := GetConfig()
 	convert := config.Cmd.Convert
@@ -74,12 +85,18 @@ func resize(filename string) {
 	parameters = append(parameters, quality)
 	parameters = append(parameters, newFilename)
 
-	fmt.Printf("Resizing to %s at %s%% quality\n", scale, quality)
+	if !quiet {
+		fmt.Printf("Resizing to %s at %s%% quality\n", scale, quality)
+	}
 	cmd := exec.Command(convert, parameters...)
 	cmd.Dir = filepath.Dir(filename)
 	if err := cmd.Run(); err != nil {
 		fmt.Println("Error: ", err)
 		os.Exit(1)
 	}
-	fmt.Printf("    Saved %v\n", newFilename)
-}
+	if quiet {
+		fmt.Printf("%v\n", newFilename)
+	} else {
+		fmt.Printf("    Saved %v\n", newFilename)
+	}
+}