feat: per-type settings tabs and the SEO tab permission

models/type_setting.go

@@ -0,0 +1,39 @@
+package models
+
+import "strings"
+
+// TypeSetting is the per-content-type SEO settings row on
+// golem15_seo_type_settings (D-104, D-21): whether the SEO tab is shown,
+// the type's title and description templates, and its default robots.
+type TypeSetting struct {
+	TypeKey             string `gorm:"column:type_key;primaryKey"`
+	Inject              bool   `gorm:"column:inject"`
+	TitleTemplate       string `gorm:"column:title_template"`
+	DescriptionTemplate string `gorm:"column:description_template"`
+	Robots              string `gorm:"column:robots"`
+}
+
+func (TypeSetting) TableName() string { return "golem15_seo_type_settings" }
+
+// DefaultTypeRobots is a type's robots before an editor sets one (D-21):
+// tag archives noindex,follow, author pages index,follow, every other type
+// empty (the site default).
+func DefaultTypeRobots(key string) string {
+	k := strings.ToLower(key)
+	switch {
+	case strings.HasSuffix(k, "tag") || strings.HasSuffix(k, "tags"):
+		return "noindex,follow"
+	case strings.HasSuffix(k, "author") || strings.HasSuffix(k, "authors"):
+		return "index,follow"
+	}
+	return ""
+}
+
+// DefaultTypeSetting is a type's settings before an editor saves them.
+func DefaultTypeSetting(key string) TypeSetting {
+	return TypeSetting{TypeKey: key, Inject: true, Robots: DefaultTypeRobots(key)}
+}
+
+func init() {
+	Register(TypeSetting{})
+}