Simplify images, tag overview

CHDataManagement/Page Elements/ContentElements/RelatedPageLink.swift

@@ -1,39 +1,32 @@
 
-struct RelatedPageLink {
+/**
+ An element showing a box with info about a related page.
 
-    struct Image {
-
-        let url: String
-
-        let description: String
-
-        let size: Int
-    }
+ Contains an optional thumbnail image, a title and a description.
+ */
+struct RelatedPageLink: HtmlProducer {
 
+    /// The title of the linked page
     let title: String
 
+    /// A short description of the linked page
     let description: String
 
+    /// The url to the linked page
     let url: String
 
-    let image: Image?
+    /// The optional thumbnail image to display
+    let image: ImageSet?
 
-    var content: String {
-        var result = ""
+    func populate(_ result: inout String) {
         result += "<a href='\(url)' class='related-box-wrapper'>"
         result += "<div class='related-box'>"
         if let image {
-            result += WebsiteImage(
-                rawImagePath: image.url,
-                width: image.size,
-                height: image.size,
-                altText: image.description)
-            .content
+            result += image.content
         }
         result += "<div class='related-content'>"
         result += "<h3>\(title)</h3>"
         result += "<p>\(description)</p>"
         result += "</div></div></a>" // Close related-box-wrapper, related-box
-        return result
     }
 }