From 4f21e5c8a1a12c9ccd393da708d31e1043aa0728 Mon Sep 17 00:00:00 2001
From: Martin Cech <marten@bx.psu.edu>
Date: Sun, 4 Feb 2018 21:22:36 -0500
Subject: [PATCH] add check for public suffix

---
 .travis.yml      |  6 ++++++
 requirements.txt |  1 +
 verify.py        | 19 +++++++++++++++++++
 3 files changed, 26 insertions(+)
 create mode 100644 .travis.yml
 create mode 100644 requirements.txt
 create mode 100644 verify.py

diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..306b569
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,6 @@
+language: python
+python:
+  - "3.6"
+script:
+  - python verify.py
+
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..3ad8980
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+publicsuffixlist
diff --git a/verify.py b/verify.py
new file mode 100644
index 0000000..48be00f
--- /dev/null
+++ b/verify.py
@@ -0,0 +1,19 @@
+#!/usr/bin/env python
+
+"""Verify the integrity of the domain blacklist
+"""
+
+import sys
+
+from publicsuffixlist import PublicSuffixList
+
+def main(arguments):
+    psl = PublicSuffixList()
+    with open("disposable_email_blacklist", "r") as deb:
+        for line in deb:
+            if psl.publicsuffix(line) != line:
+                print(f'The following line is a public suffix: {line} - please remove it from the blacklist file. See https://publicsuffix.org for details.')
+
+
+if __name__ == "__main__":
+    main(sys.argv)