Add support for addition cover logos.
[librarian.git] / librarian / mobi.py
index 3c4c949..6f1f5d6 100644 (file)
@@ -3,58 +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 __future__ import unicode_literals
+
 from copy import deepcopy
 import os
 import subprocess
 from tempfile import NamedTemporaryFile
 
 from librarian import OutputFile
-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, hyphenate=True, ilustr_path='',
+              converter_path=None):
     """ produces a MOBI file
 
     wldoc: a WLDocument
     sample=n: generate sample e-book (with at least n paragraphs)
     cover: a cover.Cover factory overriding default
     flags: less-advertising,
+    converter_path: override path to MOBI converter,
+      either ebook-convert or kindlegen
     """
 
     document = deepcopy(wldoc)
     del wldoc
-    book_info = document.book_info
-
-    # provide a cover by default
-    if not cover:
-        cover = DefaultEbookCover
-    cover_file = NamedTemporaryFile(suffix='.png', delete=False)
-    bound_cover = cover(book_info)
-    bound_cover.save(cover_file)
-
-    if bound_cover.uses_dc_cover:
-        if document.book_info.cover_by:
-            document.edoc.getroot().set('data-cover-by', document.book_info.cover_by)
-        if document.book_info.cover_source:
-            document.edoc.getroot().set('data-cover-source', document.book_info.cover_source)
-
-    if not flags:
-        flags = []
-    flags = list(flags) + ['with-full-fonts']
-    epub = document.as_epub(verbose=verbose, sample=sample, html_toc=True,
-            flags=flags, style=get_resource('epub/style.css'))
 
+    epub = document.as_epub(verbose=verbose, sample=sample,
+                            html_toc=True, cover=cover or True, flags=flags,
+                            hyphenate=hyphenate, ilustr_path=ilustr_path, output_type='mobi')
     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', '--mobi-file-type=both', '--subset-embedded-fonts', '--mobi-ignore-margins', '--cover=%s' % cover_file.name], **kwargs)
-    os.unlink(cover_file.name)
+
+    if use_kindlegen:
+        output_file_basename = os.path.basename(output_file.name)
+        subprocess.check_call([converter_path or 'kindlegen',
+                               '-c2', epub.get_filename(),
+                               '-o', output_file_basename], **kwargs)
+    else:
+        subprocess.check_call([converter_path or '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)