[epub] pep8

[librarian.git] / librarian / mobi.py

diff --git a/librarian/mobi.py b/librarian/mobi.py
old mode 100755 (executable)
new mode 100644 (file)
index a93315e..b30c1fe
--- a/librarian/mobi.py
+++ b/librarian/mobi.py
@@ -3,49 +3,54 @@
 # This file is part of Librarian, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
+
+from copy import deepcopy
 import os
 import subprocess
 from tempfile import NamedTemporaryFile
 
 from librarian import OutputFile
-from librarian.cover import WLCover
+from librarian.cover import DefaultEbookCover
 from librarian import get_resource
 
 
-def transform(wldoc, verbose=False,
-              sample=None, cover=None, flags=None):
+def transform(wldoc, verbose=False, sample=None, cover=None,
+              use_kindlegen=False, flags=None):
     """ produces a MOBI file
 
     wldoc: a WLDocument
     sample=n: generate sample e-book (with at least n paragraphs)
-    cover: a cover.Cover object
+    cover: a cover.Cover factory overriding default
     flags: less-advertising,
     """
 
-    book_info = wldoc.book_info
-
-    # provide a cover by default
-    if not cover:
-        cover = WLCover
-    cover_file = NamedTemporaryFile(suffix='.png', delete=False)
-    c = cover(book_info.author.readable(), book_info.title)
-    c.save(cover_file)
+    document = deepcopy(wldoc)
+    del wldoc
+    book_info = document.book_info
 
     if not flags:
         flags = []
-    flags = list(flags) + ['without-fonts']
-    epub = wldoc.as_epub(verbose=verbose, sample=sample, html_toc=True,
-            flags=flags, style=get_resource('mobi/style.css'))
+    flags = list(flags)
 
+    epub = document.as_epub(verbose=verbose, sample=sample,
+                            html_toc=True, cover=True, flags=flags)
     if verbose:
         kwargs = {}
     else:
         devnull = open("/dev/null", 'w')
         kwargs = {"stdout": devnull, "stderr": devnull}
 
-    output_file = NamedTemporaryFile(prefix='librarian', suffix='.mobi', delete=False)
+    output_file = NamedTemporaryFile(prefix='librarian', suffix='.mobi',
+                                     delete=False)
     output_file.close()
-    subprocess.check_call(['ebook-convert', epub.get_filename(), output_file.name,
-            '--no-inline-toc', '--cover=%s' % cover_file.name], **kwargs)
-    os.unlink(cover_file.name)
-    return OutputFile.from_filename(output_file.name)
\ No newline at end of file
+
+    if use_kindlegen:
+        output_file_basename = os.path.basename(output_file.name)
+        subprocess.check_call(['kindlegen', '-c2', epub.get_filename(),
+                              '-o', output_file_basename], **kwargs)
+    else:
+        subprocess.check_call(['ebook-convert', epub.get_filename(),
+                               output_file.name, '--no-inline-toc',
+                               '--mobi-file-type=both',
+                               '--mobi-ignore-margins'], **kwargs)
+    return OutputFile.from_filename(output_file.name)