From c0b833cb85ccd10942accbefc3ba4d70cf3d745e Mon Sep 17 00:00:00 2001
From: Edijs <iamedijs@hotmail.com>
Date: Thu, 7 Feb 2019 14:46:10 -0700
Subject: Added tag extractor method and spec

---
 src/services/matcher/matcher.service.js | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 src/services/matcher/matcher.service.js

(limited to 'src/services/matcher/matcher.service.js')

diff --git a/src/services/matcher/matcher.service.js b/src/services/matcher/matcher.service.js
new file mode 100644
index 00000000..b6c4e909
--- /dev/null
+++ b/src/services/matcher/matcher.service.js
@@ -0,0 +1,23 @@
+export const mentionMatchesUrl = (attention, url) => {
+  if (url === attention.statusnet_profile_url) {
+    return true
+  }
+  const [namepart, instancepart] = attention.screen_name.split('@')
+  const matchstring = new RegExp('://' + instancepart + '/.*' + namepart + '$', 'g')
+
+  return !!url.match(matchstring)
+}
+
+/**
+ * Extract tag name from pleroma or mastodon url.
+ * i.e https://bikeshed.party/tag/photo or https://quey.org/tags/sky
+ * @param {string} url
+ */
+export const extractTagFromUrl = (url) => {
+  const regex = /tag[s]*\/(\w+)$/g
+  const result = regex.exec(url)
+  if (!result) {
+    return false
+  }
+  return result[1]
+}
-- 
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