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-rw-r--r--Mailman/Archiver/HyperArch.py7
1 files changed, 6 insertions, 1 deletions
diff --git a/Mailman/Archiver/HyperArch.py b/Mailman/Archiver/HyperArch.py
index 33a389ed..ad51596e 100644
--- a/Mailman/Archiver/HyperArch.py
+++ b/Mailman/Archiver/HyperArch.py
@@ -156,7 +156,12 @@ REpat = re.compile( r"\s*RE\s*(\[\d+\]\s*)?:\s*", re.IGNORECASE)
emailpat = re.compile(r'([-+,.\w]+@[-+.\w]+)')
# Argh! This pattern is buggy, and will choke on URLs with GET parameters.
-urlpat = re.compile(r'(\w+://[^>)\s]+)') # URLs in text
+# MAS: Given that people are not constrained in how they write URIs in plain
+# text, it is not possible to have a single regexp to reliably match them.
+# The regexp below is intended to match straightforward cases. Even humans
+# can't reliably tell whether various punctuation at the end of a URI is part
+# of the URI or not.
+urlpat = re.compile(r'([a-z]+://.*?)(?:_\s|_$|$|[]})>\'"\s])', re.IGNORECASE)
# Blank lines
blankpat = re.compile(r'^\s*$')