From fc9384a912fbe7079b048da06baeebca24fdd10f Mon Sep 17 00:00:00 2001
From: doobry <doobry@systemli.org>
Date: Sun, 3 Aug 2025 22:12:57 +0200
Subject: [PATCH] feat: Add new script SchleuderResendEnc for 'X-RESEND-ENC'
 pseudo-header

---
 scripts/SchleuderResendEnc.mjs | 41 ++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 scripts/SchleuderResendEnc.mjs

diff --git a/scripts/SchleuderResendEnc.mjs b/scripts/SchleuderResendEnc.mjs
new file mode 100644
index 0000000..0d25e08
--- /dev/null
+++ b/scripts/SchleuderResendEnc.mjs
@@ -0,0 +1,41 @@
+export async function SchleuderResendEnc() {
+    let { plainTextBody } = await this.compose.getComposeDetails()
+
+    let resentLines = plainTextBody.match(/Resent: (.*)\n/)
+    let fromLines = plainTextBody.match(/From: .*\n/g)
+    let toLines = plainTextBody.match(/To: .*\n/g)
+    let ccLines = plainTextBody.match(/Cc: .*\n/g)
+
+    let headerLines = []
+
+    if (resentLines != null) { headerLines = headerLines.concat(resentLines) }
+    if (fromLines != null) { headerLines = headerLines.concat(fromLines[0].split(",")) }
+    if (toLines != null) { headerLines = headerLines.concat(toLines[0].split(",")) }
+    if (ccLines != null) { headerLines = headerLines.concat(ccLines[0].split(",")) }
+
+    let resentEmails = [];
+
+    for (let elem in headerLines) {
+        if (headerLines[elem] == null) { continue };
+
+        // Match all possible email in the string
+        let emails = headerLines[elem].match(/\S+@\S+\.\S+/g)
+        if (emails == null) { continue };
+
+        emails = emails.map(sanitizeMail)
+
+        for (let email in emails) {
+            resentEmails.push("X-RESEND-ENC: ".concat(emails[email]))
+        }
+    }
+
+    if (headerLines.length == 0) {
+        resentEmails.push("X-RESEND-ENC: ")
+    }
+
+    return resentEmails.join("\n")
+
+    function sanitizeMail(value) {
+        return value.replace(/</g, '').replace(/>/g, '').replace(/"/g, '')
+    }
+}