add validators for description, github organization and emails

Author: fdiblen

copier/questions/package_details.yml

@@ -10,6 +10,10 @@ package_short_description:
   placeholder: Short description
   help: Short description of package
   when: "{{ template_profile != 'minimum' and AddPackageDetails }}"
+  validator: >-
+        {% if not package_short_description %}
+        Package description cannot be empty
+        {% endif %}
 keyword1:
   type: str
   placeholder: keyword1
@@ -25,16 +29,28 @@ github_organization:
   placeholder: "<my-github-organization>"
   help: Enter the name of your GitHub username or organization
   when: "{{ template_profile != 'minimum' and AddPackageDetails }}"
+  validator: >-
+        {% if not github_organization %}
+        This field cannot be empty
+        {% endif %}
 email:
   type: str
   placeholder: yourname@esciencecenter.nl
   help: What is your email address?
   when: "{{ template_profile != 'minimum' and AddPackageDetails }}"
+  validator: >-
+        {% if not (email | regex_search('([A-Za-z0-9]+[.-_])*[A-Za-z0-9]+@[A-Za-z0-9-]+(\.[A-Z|a-z]{2,})+')) %}
+        Please enter a valid email address
+        {% endif %}
 code_of_conduct_email:
   type: str
   placeholder: yourname@esciencecenter.nl
   help: What is the  email address cor code of conduct?
   when: "{{ template_profile != 'minimum' and AddPackageDetails }}"
+  validator: >-
+        {% if not (code_of_conduct_email | regex_search('([A-Za-z0-9]+[.-_])*[A-Za-z0-9]+@[A-Za-z0-9-]+(\.[A-Z|a-z]{2,})+')) %}
+        Please enter a valid email address
+        {% endif %}
 copyright_holder:
   type: str
   placeholder: Netherlands eScience Center