feat: recipe generate: load category and features

cli/catalogue/generate.go

@@ -165,6 +165,8 @@ A new catalogue copy can be published to the recipes repository by passing the
 				logrus.Fatal(err)
 			}
 
+			features, category, err := catalogue.GetRecipeFeaturesAndCategory(recipeMeta.Name)
+
 			catl[recipeMeta.Name] = catalogue.RecipeMeta{
 				Name:          recipeMeta.Name,
 				Repository:    recipeMeta.CloneURL,
@@ -173,8 +175,8 @@ A new catalogue copy can be published to the recipes repository by passing the
 				Description:   recipeMeta.Description,
 				Website:       recipeMeta.Website,
 				Versions:      versions,
-				// Category:      ..., // FIXME: parse & load
-				// Features:      ..., // FIXME: parse & load
+				Category:      category,
+				Features:      features,
 			}
 			catlBar.Add(1)
 		}

pkg/catalogue/catalogue.go

@@ -45,6 +45,7 @@ type features struct {
 	Image       image  `json:"image"`
 	Status      int    `json:"status"`
 	Tests       string `json:"tests"`
+	SSO         string `json:"sso"`
 }
 
 // tag represents a git tag.
@@ -373,6 +374,116 @@ func ReadReposMetadata() (RepoCatalogue, error) {
 	return reposMeta, nil
 }
 
+func GetStringInBetween(str string, start string, end string) (result string) {
+	// GetStringInBetween returns empty string if no start or end string found
+	s := strings.Index(str, start)
+	if s == -1 {
+		return
+	}
+	s += len(start)
+	e := strings.Index(str[s:], end)
+	if e == -1 {
+		return
+	}
+	return str[s : s+e]
+}
+
+func GetImageMetadata(imageRowString string) (image, error) {
+	img := image{}
+
+	imgFields := strings.Split(imageRowString, ",")
+
+	for i, elem := range imgFields {
+			imgFields[i] = strings.TrimSpace(elem)
+	}
+
+	if len(imgFields) < 3 {
+		logrus.Warnf("Image string has incorrect format: %s", imageRowString)
+		return img, nil
+	}
+
+	img.Rating = imgFields[1]
+	img.Source = imgFields[2]
+
+	imgString := imgFields[0]
+
+	img.Image = GetStringInBetween(imgString, "[", "]")
+	img.URL = GetStringInBetween(imgString, "(", ")")
+
+	logrus.Debugf("Image: %s", img.Image)
+	logrus.Debugf("URL: %s", img.URL)
+
+	return img, nil
+}
+
+func GetRecipeFeaturesAndCategory(recipeName string) (features, string, error) {
+	feat := features{}
+
+	var category string
+
+	readmePath := path.Join(config.ABRA_DIR, "apps", recipeName, "README.md")
+
+	logrus.Debugf("attempting to open '%s'", readmePath)
+
+	readmeFS, err := ioutil.ReadFile(readmePath)
+	if err != nil {
+		return feat, category, err
+	}
+
+	readmeLines := strings.Split(  // Array item from lines
+		strings.ReplaceAll(  // Remove \t tabs
+			GetStringInBetween(  // Find text between delimiters
+				string(readmeFS), 
+				"<!-- metadata -->", "<!-- endmetadata -->",
+			), "\t", "",
+		), 
+	"\n")
+
+	for _, val := range readmeLines {
+		if strings.Contains(val, "**Category**") {
+			category = strings.TrimSpace(
+				strings.TrimPrefix(val, "* **Category**:"),
+			)
+		}
+		if strings.Contains(val, "**Backups**") {
+			feat.Backups = strings.TrimSpace(
+				strings.TrimPrefix(val, "* **Backups**:"),
+			)
+		}
+		if strings.Contains(val, "**Email**") {
+			feat.Email = strings.TrimSpace(
+				strings.TrimPrefix(val, "* **Email**:"),
+			)
+		}
+		if strings.Contains(val, "**SSO**") {
+			feat.SSO = strings.TrimSpace(
+				strings.TrimPrefix(val, "* **SSO**:"),
+			)
+		}
+		if strings.Contains(val, "**Healthcheck**") {
+			feat.Healthcheck = strings.TrimSpace(
+				strings.TrimPrefix(val, "* **Healthcheck**:"),
+			)
+		}
+		if strings.Contains(val, "**Tests**") {
+			feat.Tests = strings.TrimSpace(
+				strings.TrimPrefix(val, "* **Tests**:"),
+			)
+		}
+		if strings.Contains(val, "**Image**") {
+			imageMetadata, err := GetImageMetadata(strings.TrimSpace(
+				strings.TrimPrefix(val, "* **Image**:"),
+			))
+			if err != nil {
+				continue
+			}
+			feat.Image = imageMetadata
+		}
+	}
+
+	return feat, category, nil
+}
+
 // GetRecipeVersions retrieves all recipe versions.
 func GetRecipeVersions(recipeName string) (RecipeVersions, error) {
 	versions := RecipeVersions{}