From 09c5247dbadb468a764eef308634503484d398c5 Mon Sep 17 00:00:00 2001
From: Shin'ya Ueoka <ueokande@i-beam.org>
Date: Sat, 28 Jul 2018 23:47:26 +0900
Subject: Search keywords on paste

---
 src/shared/urls.js | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 src/shared/urls.js

(limited to 'src/shared/urls.js')

diff --git a/src/shared/urls.js b/src/shared/urls.js
new file mode 100644
index 0000000..87b1a48
--- /dev/null
+++ b/src/shared/urls.js
@@ -0,0 +1,25 @@
+const trimStart = (str) => {
+  // NOTE String.trimStart is available on Firefox 61
+  return str.replace(/^\s+/, '');
+};
+
+const normalizeUrl = (keywords, searchSettings) => {
+  try {
+    return new URL(keywords).href;
+  } catch (e) {
+    if (keywords.includes('.') && !keywords.includes(' ')) {
+      return 'http://' + keywords;
+    }
+    let template = searchSettings.engines[searchSettings.default];
+    let query = keywords;
+
+    let first = trimStart(keywords).split(' ')[0];
+    if (Object.keys(searchSettings.engines).includes(first)) {
+      template = searchSettings.engines[first];
+      query = trimStart(trimStart(keywords).slice(first.length));
+    }
+    return template.replace('{}', encodeURIComponent(query));
+  }
+};
+
+export { normalizeUrl };
-- 
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