From 665c88719c108626edee864affe07b085d28b7b4 Mon Sep 17 00:00:00 2001
From: Radek Czajka <rczajka@rczajka.pl>
Date: Tue, 1 Oct 2019 10:53:55 +0200
Subject: [PATCH] Epub: only attach images referenced in the text.

---
 CHANGELOG.md      | 5 +++++
 librarian/epub.py | 3 +++
 setup.py          | 2 +-
 3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index c08e959..ec4bfee 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 
 This document records all notable changes to Librarian.
 
+## 1.7.6 (2019-10-01)
+
+### Changed
+- Epub: only attach images referenced in the text.
+
 
 ## 1.7.5 (2019-08-19)
 
diff --git a/librarian/epub.py b/librarian/epub.py
index e9670d5..be9488a 100644
--- a/librarian/epub.py
+++ b/librarian/epub.py
@@ -535,7 +535,10 @@ def transform(wldoc, verbose=False, style=None, html_toc=False,
     functions.reg_mathml_epub(zip)
 
     if os.path.isdir(ilustr_path):
+        ilustr_elements = set(ilustr.get('src') for ilustr in document.edoc.findall('//ilustr'))
         for i, filename in enumerate(os.listdir(ilustr_path)):
+            if filename not in ilustr_elements:
+                continue
             file_path = os.path.join(ilustr_path, filename)
             zip.write(file_path, os.path.join('OPS', filename))
             image_id = 'image%s' % i
diff --git a/setup.py b/setup.py
index 6ff4d6e..439ce06 100755
--- a/setup.py
+++ b/setup.py
@@ -21,7 +21,7 @@ def whole_tree(prefix, path):
 
 setup(
     name='librarian',
-    version='1.7.5',
+    version='1.7.6',
     description='Converter from WolneLektury.pl XML-based language to XHTML, TXT and other formats',
     author="Marek Stępniowski",
     author_email='marek@stepniowski.com',
-- 
2.20.1