Add a special case to the JSON Feed parser for feeds that include HTML entities in their titles. At the moment this is used for kottke.org and pxlnv.com. More could be added later, and these feeds could be removed if fixed.

Frameworks/RSParser/Feeds/JSON/JSONFeedParser.swift

@@ -134,7 +134,7 @@ private extension JSONFeedParser {
 
 		let url = itemDictionary[Key.url] as? String
 		let externalURL = itemDictionary[Key.externalURL] as? String
-		let title = itemDictionary[Key.title] as? String
+		let title = parseTitle(itemDictionary, feedURL)
 		let summary = itemDictionary[Key.summary] as? String
 		let imageURL = itemDictionary[Key.image] as? String
 		let bannerImageURL = itemDictionary[Key.bannerImage] as? String
@@ -152,6 +152,34 @@ private extension JSONFeedParser {
 		return ParsedItem(syncServiceID: nil, uniqueID: uniqueID, feedURL: feedURL, url: url, externalURL: externalURL, title: title, contentHTML: decodedContentHTML, contentText: contentText, summary: summary, imageURL: imageURL, bannerImageURL: bannerImageURL, datePublished: datePublished, dateModified: dateModified, authors: authors, tags: tags, attachments: attachments)
 	}
 
+	static func parseTitle(_ itemDictionary: JSONDictionary, _ feedURL: String) -> String? {
+
+		guard let title = itemDictionary[Key.title] as? String else {
+			return nil
+		}
+
+		if isSpecialCaseTitleWithEntitiesFeed(feedURL) {
+			return (title as NSString).rsparser_stringByDecodingHTMLEntities()
+		}
+
+		return title
+	}
+
+	static func isSpecialCaseTitleWithEntitiesFeed(_ feedURL: String) -> Bool {
+
+		// As of 16 Feb. 2018, Kottke’s and Heer’s feeds includes HTML entities in the title elements.
+		// If we find more feeds like this, we’ll add them here. If these feeds get fixed, we’ll remove them.
+
+		let matchStrings = ["kottke.org", "pxlnv.com"]
+		for matchString in matchStrings {
+			if feedURL.contains(matchString) {
+				return true
+			}
+		}
+
+		return false
+	}
+
 	static func parseUniqueID(_ itemDictionary: JSONDictionary) -> String? {
 
 		if let uniqueID = itemDictionary[Key.uniqueID] as? String {