From 7ec1eff96e3125890b268dbafeebefe6fc923ef2 Mon Sep 17 00:00:00 2001
From: jvoisin <julien.voisin@dustri.org>
Date: Wed, 11 Apr 2018 23:20:59 +0200
Subject: [PATCH] Improve the way we parse/display pdf metadata
---
src/pdf.py | 11 +++++++++++
tests/test_libmat2.py | 4 ++++
2 files changed, 15 insertions(+)
diff --git a/src/pdf.py b/src/pdf.py
index 96eec13..c119449 100644
--- a/src/pdf.py
+++ b/src/pdf.py
@@ -3,6 +3,7 @@
"""
import os
+import re
import logging
import tempfile
import io
@@ -76,6 +77,13 @@ class PDFParser(abstract.AbstractParser):
return True
+
+ def __parse_metadata_field(self, data:str) -> dict:
+ metadata = {}
+ for (_, key, value) in re.findall(r"<(xmp|pdfx|pdf|xmpMM):(.+)>(.+)</\1:\2>", data, re.I):
+ metadata[key] = value
+ return metadata
+
def get_meta(self):
""" Return a dict with all the meta of the file
"""
@@ -84,4 +92,7 @@ class PDFParser(abstract.AbstractParser):
for key in self.meta_list:
if document.get_property(key):
metadata[key] = document.get_property(key)
+ if 'metadata' in metadata:
+ parsed_meta = self.__parse_metadata_field(metadata['metadata'])
+ return {**metadata, **parsed_meta}
return metadata
diff --git a/tests/test_libmat2.py b/tests/test_libmat2.py
index 4cfb80a..6141dbe 100644
--- a/tests/test_libmat2.py
+++ b/tests/test_libmat2.py
@@ -23,6 +23,10 @@ class TestGetMeta(unittest.TestCase):
meta = p.get_meta()
self.assertEqual(meta['producer'], 'pdfTeX-1.40.14')
self.assertEqual(meta['creator'], "'Certified by IEEE PDFeXpress at 03/19/2016 2:56:07 AM'")
+ self.assertEqual(meta['DocumentID'], "uuid:4a1a79c8-404e-4d38-9580-5bc081036e61")
+ self.assertEqual(meta['PTEX.Fullbanner'], "This is pdfTeX, Version " \
+ "3.1415926-2.5-1.40.14 (TeX Live 2013/Debian) kpathsea " \
+ "version 6.1.1")
def test_png(self):
p = images.PNGParser('./tests/data/dirty.png')
--
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