mirror of
https://github.com/janeczku/calibre-web
synced 2024-07-03 10:33:25 +00:00
93b19165cf
Handling of missing tags in fb import naming of path is more imitating calibre (replacement of special characters, "pinyining" of author names if unidecode is available ) Sorting of authors (similar to calibre for jr./sr./I..IV endings) bugfix pathseparator on windows and linux during upload bugfix os.rename for authordir publishing date on detailview is formated according to slected locale filename on downloading from web ui is now correct displayed added ids to html for testing
116 lines
3.6 KiB
Python
116 lines
3.6 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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import logging
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import uploader
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import os
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from flask_babel import gettext as _
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__author__ = 'lemmsh'
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logger = logging.getLogger("book_formats")
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try:
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from wand.image import Image
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from wand import version as ImageVersion
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use_generic_pdf_cover = False
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except ImportError, e:
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logger.warning('cannot import Image, generating pdf covers for pdf uploads will not work: %s', e)
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use_generic_pdf_cover = True
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try:
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from PyPDF2 import PdfFileReader
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from PyPDF2 import __version__ as PyPdfVersion
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use_pdf_meta = True
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except ImportError, e:
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logger.warning('cannot import PyPDF2, extracting pdf metadata will not work: %s', e)
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use_pdf_meta = False
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try:
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import epub
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use_epub_meta = True
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except ImportError, e:
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logger.warning('cannot import epub, extracting epub metadata will not work: %s', e)
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use_epub_meta = False
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try:
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import fb2
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use_fb2_meta = True
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except ImportError, e:
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logger.warning('cannot import fb2, extracting fb2 metadata will not work: %s', e)
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use_fb2_meta = False
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def process(tmp_file_path, original_file_name, original_file_extension):
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try:
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if ".PDF" == original_file_extension.upper():
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return pdf_meta(tmp_file_path, original_file_name, original_file_extension)
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if ".EPUB" == original_file_extension.upper() and use_epub_meta is True:
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return epub.get_epub_info(tmp_file_path, original_file_name, original_file_extension)
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if ".FB2" == original_file_extension.upper() and use_fb2_meta is True:
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return fb2.get_fb2_info(tmp_file_path, original_file_extension)
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except Exception, e:
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logger.warning('cannot parse metadata, using default: %s', e)
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return default_meta(tmp_file_path, original_file_name, original_file_extension)
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def default_meta(tmp_file_path, original_file_name, original_file_extension):
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return uploader.BookMeta(
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file_path=tmp_file_path,
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extension=original_file_extension,
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title=original_file_name,
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author=u"Unknown",
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cover=None,
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description="",
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tags="",
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series="",
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series_id="")
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def pdf_meta(tmp_file_path, original_file_name, original_file_extension):
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if use_pdf_meta:
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pdf = PdfFileReader(open(tmp_file_path, 'rb'))
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doc_info = pdf.getDocumentInfo()
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else:
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doc_info = None
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if doc_info is not None:
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author = doc_info.author if doc_info.author is not None else u"Unknown"
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title = doc_info.title if doc_info.title is not None else original_file_name
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subject = doc_info.subject
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else:
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author = u"Unknown"
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title = original_file_name
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subject = ""
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return uploader.BookMeta(
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file_path=tmp_file_path,
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extension=original_file_extension,
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title=title,
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author=author,
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cover=pdf_preview(tmp_file_path, original_file_name),
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description=subject,
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tags="",
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series="",
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series_id="")
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def pdf_preview(tmp_file_path, tmp_dir):
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if use_generic_pdf_cover:
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return None
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else:
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cover_file_name = os.path.splitext(tmp_file_path)[0] + ".cover.jpg"
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with Image(filename=tmp_file_path + "[0]", resolution=150) as img:
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img.compression_quality = 88
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img.save(filename=os.path.join(tmp_dir, cover_file_name))
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return cover_file_name
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def get_versions():
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if not use_generic_pdf_cover:
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IVersion=ImageVersion.MAGICK_VERSION
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else:
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IVersion=_(u'not installed')
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if use_pdf_meta:
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PVersion=PyPdfVersion
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else:
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PVersion=_(u'not installed')
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return {'ImageVersion':IVersion,'PyPdfVersion':PVersion} |