From 543329a1fdcae0fb3e07ae6fd89f083414089d68 Mon Sep 17 00:00:00 2001
From: Yuri Shkuro <yurishkuro@users.noreply.github.com>
Date: Sat, 15 Jun 2024 18:51:33 -0400
Subject: [PATCH] Fix RSS feed parsing (#713)

## Which problem is this PR solving?
- Resolves #710
- Replaces #711

## Description of the changes
- Remove the use of JSON proxy server, read RSS as XML directly
- Change field names accordingly

## How was this change tested?
- locally `make develop`

Signed-off-by: Yuri Shkuro <github@ysh.us>
---
 themes/jaeger-docs/layouts/index.html         | 22 +++++++++++++------
 .../layouts/partials/home/articles.html       |  5 ++---
 2 files changed, 17 insertions(+), 10 deletions(-)

diff --git a/themes/jaeger-docs/layouts/index.html b/themes/jaeger-docs/layouts/index.html
index a4c21560..bec72d70 100644
--- a/themes/jaeger-docs/layouts/index.html
+++ b/themes/jaeger-docs/layouts/index.html
@@ -1,16 +1,23 @@
 {{ define "main" }}
-{{ $json := "" }}
-{{ with resources.GetRemote "https://api.rss2json.com/v1/api.json?rss_url=https://medium.com/feed/jaegertracing" }}
-  {{ $json = . | transform.Unmarshal }}
+{{ $rss := "" }}
+{{ with resources.GetRemote "https://medium.com/feed/jaegertracing" }}
+  {{ with .Err }}
+    {{ errorf "%s" . }}
+  {{ else }}
+    {{ $rss = . | transform.Unmarshal }}
+  {{ end }}
 {{ end }}
-{{ $posts := first 100 $json.items }}
-{{ $imgLinks := slice }}
+
+{{/* Parse image links */}}
 {{ $defaultImgLink := "/img/jaeger-icon-color.png" }}
+{{ warnf "Downloaded RSS feed for: %v" $rss.channel.title }}
+{{ $posts := first 20 $rss.channel.item }}
+{{ $imgLinks := slice }}
 
-{{/* Parse Medium's post first image link */}}
 {{ range $k, $v := $posts }}
   {{ $imgLink := $defaultImgLink }}
-  {{ with strings.FindRESubmatch "<img[^>]+src=\"([^\">]+)\"" (index $v "content") 1 }}
+  {{ $content := index $v "encoded" }}
+  {{ with strings.FindRESubmatch "<img[^>]+src=\"([^\">]+)\"" $content 1 }}
     {{ if . }} {{/* If image found in post */}}
       {{ $findMatch := index . 0 }} {{/* Choose the first image */}}
       {{ with $findMatch }}
@@ -22,6 +29,7 @@
     {{ end }}
   {{ end }}
   {{ $imgLinks = $imgLinks | append $imgLink }}
+  {{ warnf "Post: %v" $v.title }}
 {{ end }}
 
 {{ partial "home/hero.html" (dict "posts" $posts "title" site.Title "tagline" site.Params.tagline "latestVersion" site.Params.latest) }}
diff --git a/themes/jaeger-docs/layouts/partials/home/articles.html b/themes/jaeger-docs/layouts/partials/home/articles.html
index 35d9a45d..e3a786dc 100644
--- a/themes/jaeger-docs/layouts/partials/home/articles.html
+++ b/themes/jaeger-docs/layouts/partials/home/articles.html
@@ -8,11 +8,10 @@ <h1 class="title is-spaced">Latest articles from our blog</h1>
         {{ $link    := .link }}
         {{ $img     := (index $.imgLinks $idx) }}
         {{ $title   := .title | plainify }}
-        {{ $author  := .author }}
+        {{ $author  := .creator }}
         {{ $dateRaw := .pubDate }}
         {{ $date    := dateFormat "January 2, 2006" $dateRaw }}
-        {{ $summary := .content | plainify | truncate 150 }}
-
+        {{ $summary := .encoded | plainify | truncate 150 }}
 
         <li class="blog__post">
           <a href="{{ $link }}">