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PDF Output: Fix an error that could occur in rare circumstances when using the option to read page margins from the input document

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Fixes #1792616 [conversion from ePub to PDF fails](https://bugs.launchpad.net/calibre/+bug/1792616)
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Kovid Goyal 2018-09-15 06:57:37 +05:30
parent 1f980f7097
commit 23ac6054e8
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GPG Key ID: 06BC317B515ACE7C
1 changed files with 4 additions and 3 deletions
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src/calibre/ebooks/conversion/plugins/pdf_output.py
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@ -260,9 +260,10 @@ class PDFOutput(OutputFormatPlugin):
import json import json
for href, margins in self.stored_page_margins.iteritems(): for href, margins in self.stored_page_margins.iteritems():
item = oeb_book.manifest.hrefs.get(href) item = oeb_book.manifest.hrefs.get(href)
root = item.data if item is not None:
if hasattr(root, 'xpath') and margins: root = item.data
root.set('data-calibre-pdf-output-page-margins', json.dumps(margins)) if hasattr(root, 'xpath') and margins:
root.set('data-calibre-pdf-output-page-margins', json.dumps(margins))
with TemporaryDirectory('_pdf_out') as oeb_dir: with TemporaryDirectory('_pdf_out') as oeb_dir:
from calibre.customize.ui import plugin_for_output_format from calibre.customize.ui import plugin_for_output_format