From 0e29f1f5bb68a48d9b837d7f4e0a16370734955b Mon Sep 17 00:00:00 2001
From: tobi <31960611+tsmethurst@users.noreply.github.com>
Date: Tue, 9 May 2023 12:16:10 +0200
Subject: [feature] Enable federation in/out of profile PropertyValue fields
 (#1722)

Co-authored-by: kim <grufwub@gmail.com>
Co-authored-by: kim <89579420+NyaaaWhatsUpDoc@users.noreply.github.com>
---
 internal/ap/extract.go | 53 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

(limited to 'internal/ap/extract.go')

diff --git a/internal/ap/extract.go b/internal/ap/extract.go
index 2742d27ac..ce7c03901 100644
--- a/internal/ap/extract.go
+++ b/internal/ap/extract.go
@@ -266,6 +266,59 @@ func ExtractSummary(i WithSummary) string {
 	return ""
 }
 
+func ExtractFields(i WithAttachment) []*gtsmodel.Field {
+	attachmentProp := i.GetActivityStreamsAttachment()
+	if attachmentProp == nil {
+		// Nothing to do.
+		return nil
+	}
+
+	l := attachmentProp.Len()
+	if l == 0 {
+		// Nothing to do.
+		return nil
+	}
+
+	fields := make([]*gtsmodel.Field, 0, l)
+	for iter := attachmentProp.Begin(); iter != attachmentProp.End(); iter = iter.Next() {
+		if !iter.IsSchemaPropertyValue() {
+			continue
+		}
+
+		propertyValue := iter.GetSchemaPropertyValue()
+		if propertyValue == nil {
+			continue
+		}
+
+		nameProp := propertyValue.GetActivityStreamsName()
+		if nameProp == nil || nameProp.Len() != 1 {
+			continue
+		}
+
+		name := nameProp.At(0).GetXMLSchemaString()
+		if name == "" {
+			continue
+		}
+
+		valueProp := propertyValue.GetSchemaValue()
+		if valueProp == nil || !valueProp.IsXMLSchemaString() {
+			continue
+		}
+
+		value := valueProp.Get()
+		if value == "" {
+			continue
+		}
+
+		fields = append(fields, &gtsmodel.Field{
+			Name:  name,
+			Value: value,
+		})
+	}
+
+	return fields
+}
+
 // ExtractDiscoverable extracts the Discoverable boolean of an interface.
 func ExtractDiscoverable(i WithDiscoverable) (bool, error) {
 	if i.GetTootDiscoverable() == nil {
-- 
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