From c4a599d2ba7803a77ee5468958a849e475ed3105 Mon Sep 17 00:00:00 2001
From: Hongbo Wu <hongbo@omnivore.app>
Date: Thu, 7 Jul 2022 17:35:57 +0800
Subject: [PATCH] support newsletters hosted on convertkit.com

---
 packages/api/src/utils/parser.ts | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/packages/api/src/utils/parser.ts b/packages/api/src/utils/parser.ts
index cd22e7269..7704ac233 100644
--- a/packages/api/src/utils/parser.ts
+++ b/packages/api/src/utils/parser.ts
@@ -451,6 +451,14 @@ export const isProbablyNewsletter = async (html: string): Promise<boolean> => {
     }
   }
 
+  // Check if this is a convertkit.com newsletter
+  if (dom.querySelectorAll('img[src*="convertkit-mail.com"]').length > 0) {
+    const convertkitUrl = convertkitNewsletterHref(dom)
+    if (convertkitUrl) {
+      return true
+    }
+  }
+
   return false
 }
 
@@ -465,6 +473,17 @@ const beehiivNewsletterHref = (dom: Document): string | undefined => {
   return res
 }
 
+const convertkitNewsletterHref = (dom: Document): string | undefined => {
+  const readOnline = dom.querySelectorAll('table tr td div a')
+  let res: string | undefined = undefined
+  readOnline.forEach((e) => {
+    if (e.textContent === 'View this email in your browser') {
+      res = e.getAttribute('href') || undefined
+    }
+  })
+  return res
+}
+
 const revueNewsletterHref = (dom: Document): string | undefined => {
   const viewOnline = dom.querySelectorAll('table tr td div a[target="_blank"]')
   let res: string | undefined = undefined
@@ -495,6 +514,12 @@ const findNewsletterHeaderHref = (dom: Document): string | undefined => {
     return revue
   }
 
+  // Check if this is a convertkit.com newsletter
+  const convertkitUrl = convertkitNewsletterHref(dom)
+  if (convertkitUrl) {
+    return convertkitUrl
+  }
+
   return undefined
 }