Fix posts with multiple <p> tags being handled incorrectly

Tusker/Extensions/AttributedString+Trim.swift

@@ -0,0 +1,28 @@
+//
+//  AttributedString+Trim.swift
+//  Tusker
+//
+//  Created by Shadowfacts on 8/29/18.
+//  Copyright © 2018 Shadowfacts. All rights reserved.
+//
+
+import Foundation
+
+extension NSMutableAttributedString {
+    
+    func trimCharactersInSet(_ charSet: CharacterSet) {
+        var range = (string as NSString).rangeOfCharacter(from: charSet)
+        
+        while range.length != 0 && range.location == 0 {
+            replaceCharacters(in: range, with: "")
+            range = (string as NSString).rangeOfCharacter(from: charSet)
+        }
+        
+        range = (string as NSString).rangeOfCharacter(from: charSet, options: .backwards)
+        while range.length != 0 && range.length + range.location == length {
+            replaceCharacters(in: range, with: "")
+            range = (string as NSString).rangeOfCharacter(from: charSet, options: .backwards)
+        }
+    }
+    
+}

Tusker/Views/HTMLContentLabel.swift

@@ -119,6 +119,7 @@ class HTMLContentLabel: UILabel {
         let (attributedText, links) = attributedTextForHTMLNode(body)
         self.links = links
         let mutAttrString = NSMutableAttributedString(attributedString: attributedText)
+        mutAttrString.trimCharactersInSet(.whitespacesAndNewlines)
         mutAttrString.addAttribute(.font, value: font, range: NSRange(location: 0, length: mutAttrString.length))
         self.attributedText = mutAttrString
     }
@@ -153,6 +154,8 @@ class HTMLContentLabel: UILabel {
                     
                     links[linkRange] = url
                 }
+            case "p":
+                attributed.append(NSAttributedString(string: "\n\n"))
             default:
                 break
             }