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authorNoDRM <[email protected]>2023-06-23 19:44:24 +0200
committerNoDRM <[email protected]>2023-06-23 19:44:24 +0200
commita553a71f459b299f2bb3c9cfd7f83799fb9fbe55 (patch)
tree2a177ee3da6df574be75ee596d290f2695f0fc23
parent740b46546f69a0790a48ad1b32e03609e8084644 (diff)
Fix font decryption with multiple IDs (#347)
-rw-r--r--CHANGELOG.md1
-rw-r--r--DeDRM_plugin/epubfontdecrypt.py12
2 files changed, 8 insertions, 5 deletions
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 98524fb..cdb0d6d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -90,3 +90,4 @@ List of changes since the fork of Apprentice Harper's repository:
- Bugfix: EPUBs with remaining content in the encryption.xml after decryption weren't written correctly.
- Support for Adobe's 'aes128-cbc-uncompressed' encryption method (fixes #242).
- Two bugfixes for Amazon DeDRM from Satuoni ( https://github.com/noDRM/DeDRM_tools/issues/315#issuecomment-1508305428 ) and andrewc12 ( https://github.com/andrewc12/DeDRM_tools/commit/d9233d61f00d4484235863969919059f4d0b2057 ) that might make the plugin work with newer versions.
+- Fix font decryption not working with some books (fixes #347), thanks for the patch @bydioeds.
diff --git a/DeDRM_plugin/epubfontdecrypt.py b/DeDRM_plugin/epubfontdecrypt.py
index 4baa375..c9a982f 100644
--- a/DeDRM_plugin/epubfontdecrypt.py
+++ b/DeDRM_plugin/epubfontdecrypt.py
@@ -2,7 +2,7 @@
# -*- coding: utf-8 -*-
# epubfontdecrypt.py
-# Copyright © 2021 by noDRM
+# Copyright © 2021-2023 by noDRM
# Released under the terms of the GNU General Public Licence, version 3
# <http://www.gnu.org/licenses/>
@@ -10,6 +10,7 @@
# Revision history:
# 1 - Initial release
+# 2 - Bugfix for multiple book IDs, reported at #347
"""
Decrypts / deobfuscates font files in EPUB files
@@ -18,7 +19,7 @@ Decrypts / deobfuscates font files in EPUB files
from __future__ import print_function
__license__ = 'GPL v3'
-__version__ = "1"
+__version__ = "2"
import os
import traceback
@@ -193,9 +194,10 @@ def decryptFontsBook(inpath, outpath):
pass
try:
- identify_element = container.find(packageNS("metadata")).find(metadataDCNS("identifier"))
- if (secret_key_name is None or secret_key_name == identify_element.get("id")):
- font_master_key = identify_element.text
+ identify_elements = container.find(packageNS("metadata")).findall(metadataDCNS("identifier"))
+ for element in identify_elements:
+ if (secret_key_name is None or secret_key_name == element.get("id")):
+ font_master_key = element.text
except:
pass