cache all content types by default, CLI improvements

erm/templates/contentful_vo_lib.gotmpl

@@ -362,16 +362,20 @@ func RichTextToHtml(rt interface{}, linkResolver LinkResolverFunc, entryLinkReso
 
 func (cc *ContentfulClient) UpdateCache(ctx context.Context, contentTypes []string, cacheAssets bool) error {
 	start := time.Now()
+	if contentTypes == nil {
+		contentTypes = spaceContentTypes
+	} else {
+		for _, contentType := range contentTypes {
+			if !stringSliceContains(spaceContentTypes, contentType) {
+				return fmt.Errorf("UpdateCache: Content Type %q not available in this space", contentType)
+			}
+		}
+	}
 	tempCache := &ContentfulCache{
 		contentTypes:     contentTypes,
 		idContentTypeMap: map[string]string{},
 		parentMap:        map[string][]EntryReference{},
 	}
-	for _, contentType := range contentTypes {
-		if !stringSliceContains(spaceContentTypes, contentType) {
-			return fmt.Errorf("UpdateCache: Content Type %q not available in this space", contentType)
-		}
-	}
 	if cacheAssets {
 		contentTypes = append([]string{assetWorkerType}, contentTypes...)
 	}

main.go

@@ -11,12 +11,18 @@ import (
 	"github.com/foomo/gocontentful/erm"
 )
 
-func usageError(comment string) {
+const VERSION = "v0.9.5"
-	fmt.Println("ERROR:", comment)
+
+var Usage = func() {
 	fmt.Printf("\nSYNOPSIS\n")
 	fmt.Printf("     gocontentful -spaceid SpaceID -cmakey CMAKey [-contenttypes firsttype,secondtype...lasttype] path/to/target/package\n\n")
-	flag.Usage()
+	flag.PrintDefaults()
 	fmt.Printf("\nNote: The last segment of the path/to/target/package will be used as package name\n\n")
+}
+
+func usageError(comment string) {
+	fmt.Println("ERROR:", comment)
+	Usage()
 	os.Exit(1)
 }
 
@@ -26,14 +32,24 @@ func fatal(infos ...interface{}) {
 }
 
 func main() {
-	fmt.Printf("Contentful API Generator starting...\n\n")
 	// Get parameters from cmd line flags
 	flagSpaceID := flag.String("spaceid", "", "Contentful space ID")
 	flagCMAKey := flag.String("cmakey", "", "Contentful CMA key")
 	flagContentTypes := flag.String("contenttypes", "", "[Optional] Content type IDs to parse, comma separated")
-
+	flagVersion := flag.Bool("version", false, "Print version and exit")
+	flagHelp := flag.Bool("help", false, "Print version and exit")
 	flag.Parse()
 
+	if *flagVersion {
+		fmt.Println(VERSION)
+		os.Exit(0)
+	}
+
+	if *flagHelp {
+		Usage()
+		os.Exit(0)
+	}
+
 	if *flagSpaceID == "" || *flagCMAKey == "" {
 		usageError("Please specify the Contentful space ID and access Key")
 	}
@@ -50,6 +66,8 @@ func main() {
 		usageError("Please specify the package name correctly (only small caps letters)")
 	}
 
+	fmt.Printf("Contentful API Generator starting...\n\n")
+
 	var flagContentTypesSlice []string
 	if *flagContentTypes != "" {
 		for _, contentType := range strings.Split(*flagContentTypes, ",") {