From 860d3286a192381c7448370eeb115f54370e57a4 Mon Sep 17 00:00:00 2001
From: Wendel Fabian Chinsamy <wendel.chinsamy@datacite.org>
Date: Wed, 5 Jun 2024 08:58:28 +0200
Subject: [PATCH 1/3] add before_save hook

---
 app/models/doi.rb | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/app/models/doi.rb b/app/models/doi.rb
index 26a9fb176..9946b8129 100644
--- a/app/models/doi.rb
+++ b/app/models/doi.rb
@@ -154,6 +154,7 @@ def validate_publisher_obj?(doi)
   before_validation :update_identifiers
   before_validation :update_types
   before_save :set_defaults, :save_metadata
+  before_save :update_schema_version
   before_create { self.created = Time.zone.now.utc.iso8601 }
 
   FIELD_OF_SCIENCE_SCHEME = "Fields of Science and Technology (FOS)"
@@ -2332,6 +2333,12 @@ def update_types
     ).compact
   end
 
+  def update_schema_version
+    if current_metadata.present? && current_metadata.valid?
+      self.schema_version = current_metadata.namespace
+    end
+  end
+
   def update_publisher
     case publisher_before_type_cast
     when Hash

From df9d016bf74dae64abda15bd71a8bf0b7b1005c1 Mon Sep 17 00:00:00 2001
From: Wendel Fabian Chinsamy <wendel.chinsamy@datacite.org>
Date: Fri, 7 Jun 2024 15:25:08 +0200
Subject: [PATCH 2/3] pray to god this is the fix

---
 app/models/concerns/crosscitable.rb | 2 ++
 app/models/doi.rb                   | 8 +-------
 2 files changed, 3 insertions(+), 7 deletions(-)

diff --git a/app/models/concerns/crosscitable.rb b/app/models/concerns/crosscitable.rb
index 6b53bb8b8..4f08ebeb1 100644
--- a/app/models/concerns/crosscitable.rb
+++ b/app/models/concerns/crosscitable.rb
@@ -131,8 +131,10 @@ def update_xml
         {}
       end
 
+      # this line is changing the schema 3 to schema 4
       xml = datacite_xml
 
+      write_attribute(:schema_version, "http://datacite.org/schema/kernel-4")
       write_attribute(:xml, xml)
     end
 
diff --git a/app/models/doi.rb b/app/models/doi.rb
index 9946b8129..459fcfb70 100644
--- a/app/models/doi.rb
+++ b/app/models/doi.rb
@@ -154,7 +154,6 @@ def validate_publisher_obj?(doi)
   before_validation :update_identifiers
   before_validation :update_types
   before_save :set_defaults, :save_metadata
-  before_save :update_schema_version
   before_create { self.created = Time.zone.now.utc.iso8601 }
 
   FIELD_OF_SCIENCE_SCHEME = "Fields of Science and Technology (FOS)"
@@ -1834,6 +1833,7 @@ def validatable?
   # update URL in handle system for registered and findable state
   # providers europ, and DOI registration agencies do their own handle registration, so fetch url from handle system instead
   def update_url
+    puts "### doi.rb/update_url"
     return nil if current_user.nil? || !is_registered_or_findable?
 
     if %w(europ).include?(provider_id) || type == "OtherDoi"
@@ -2333,12 +2333,6 @@ def update_types
     ).compact
   end
 
-  def update_schema_version
-    if current_metadata.present? && current_metadata.valid?
-      self.schema_version = current_metadata.namespace
-    end
-  end
-
   def update_publisher
     case publisher_before_type_cast
     when Hash

From af8fa9144909183f16dd1f0c6dc7b61bd7ed1d97 Mon Sep 17 00:00:00 2001
From: Wendel Fabian Chinsamy <wendel.chinsamy@datacite.org>
Date: Fri, 7 Jun 2024 16:15:04 +0200
Subject: [PATCH 3/3] remove puts statement

---
 app/models/doi.rb | 1 -
 1 file changed, 1 deletion(-)

diff --git a/app/models/doi.rb b/app/models/doi.rb
index 459fcfb70..26a9fb176 100644
--- a/app/models/doi.rb
+++ b/app/models/doi.rb
@@ -1833,7 +1833,6 @@ def validatable?
   # update URL in handle system for registered and findable state
   # providers europ, and DOI registration agencies do their own handle registration, so fetch url from handle system instead
   def update_url
-    puts "### doi.rb/update_url"
     return nil if current_user.nil? || !is_registered_or_findable?
 
     if %w(europ).include?(provider_id) || type == "OtherDoi"