[stable/opencart] Implement again "Standardize 'fullname' and 'name' macros" (#15647)

This reverts commit 8cddf1d0ba.
Implement #15435 bumping a major version after #15601
Signed-off-by: Carlos Rodriguez Hernandez <crhernandez@bitnami.com>

stable/opencart/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: opencart
-version: 4.5.5
+version: 5.0.0
 appVersion: 3.0.3-2
 description: A free and open source e-commerce platform for online merchants. It provides a professional and reliable foundation for a successful online store.
 keywords:

stable/opencart/README.md

@@ -56,6 +56,8 @@ The following table lists the configurable parameters of the OpenCart chart and
 | `image.tag`                         | OpenCart Image tag                        | `{TAG_NAME}`                                             |
 | `image.pullPolicy`                  | Image pull policy                         | `IfNotPresent`                                           |
 | `image.pullSecrets`                 | Specify docker-registry secret names as an array | `[]` (does not add image pull secrets to deployed pods) |
+| `nameOverride`                      | String to partially override opencart.fullname template with a string (will prepend the release name) | `nil` |
+| `fullnameOverride`                  | String to fully override opencart.fullname template with a string                                     | `nil` |
 | `opencartHost`                      | OpenCart host to create application URLs  | `nil`                                                    |
 | `service.type`                      | Kubernetes Service type                   | `LoadBalancer`                                           |
 | `service.port`                      | Service HTTP port                         | `80`                                                     |

stable/opencart/templates/_helpers.tpl

@@ -11,9 +11,17 @@ Create a default fully qualified app name.
 We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
 */}}
 {{- define "opencart.fullname" -}}
+{{- if .Values.fullnameOverride -}}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
 {{- $name := default .Chart.Name .Values.nameOverride -}}
+{{- if contains $name .Release.Name -}}
+{{- .Release.Name | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
 {{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
 {{- end -}}
+{{- end -}}
+{{- end -}}
 
 {{/*
 Create a default fully qualified app name.

stable/opencart/values.yaml

@@ -26,6 +26,14 @@ image:
   # pullSecrets:
   #   - myRegistryKeySecretName
 
+## String to partially override opencart.fullname template (will maintain the release name)
+##
+# nameOverride:
+
+## String to fully override opencart.fullname template
+##
+# fullnameOverride:
+
 ## OpenCart host to create application URLs
 ## ref: https://github.com/bitnami/bitnami-docker-opencart#configuration
 ##