Include pinned tweets in RSS

Fixes #1262

src/views/rss.nimf

@@ -28,6 +28,24 @@
 Twitter feed for: ${desc}. Generated by ${cfg.hostname}
 #end proc
 #
+#proc getTweetsWithPinned(profile: Profile): seq[Tweets] =
+#result = profile.tweets.content
+#if profile.pinned.isSome and result.len > 0:
+#  let pinnedTweet = profile.pinned.get
+#  var inserted = false
+#  for threadIdx in 0 ..< result.len:
+#    if not inserted:
+#      for tweetIdx in 0 ..< result[threadIdx].len:
+#        if result[threadIdx][tweetIdx].id < pinnedTweet.id:
+#          result[threadIdx].insert(pinnedTweet, tweetIdx)
+#          inserted = true
+#        end if
+#      end for
+#    end if
+#  end for
+#end if
+#end proc
+#
 #proc renderRssTweet(tweet: Tweet; cfg: Config): string =
 #let tweet = tweet.retweet.get(tweet)
 #let urlPrefix = getUrlPrefix(cfg)
@@ -106,8 +124,9 @@ Twitter feed for: ${desc}. Generated by ${cfg.hostname}
       <width>128</width>
       <height>128</height>
     </image>
-#if profile.tweets.content.len > 0:
-${renderRssTweets(profile.tweets.content, cfg, userId=profile.user.id)}
+#let tweetsList = getTweetsWithPinned(profile)
+#if tweetsList.len > 0:
+${renderRssTweets(tweetsList, cfg, userId=profile.user.id)}
 #end if
   </channel>
 </rss>