book2mobi (using calibre)

[librarian.git] / librarian / mobi.py

diff --git a/librarian/mobi.py b/librarian/mobi.py
new file mode 100755 (executable)
index 0000000..62b275c
--- /dev/null
+++ b/librarian/mobi.py
@@ -0,0 +1,60 @@
+# -*- coding: utf-8 -*-
+#
+# 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 with_statement
+
+import os
+import os.path
+import subprocess
+from StringIO import StringIO
+from copy import deepcopy
+from lxml import etree
+import zipfile
+from tempfile import NamedTemporaryFile
+from shutil import rmtree
+
+import sys
+
+from librarian import epub
+
+from librarian import functions, get_resource
+
+
+def transform(provider, slug=None, file_path=None, output_file=None, output_dir=None, make_dir=False, verbose=False,
+              sample=None, cover=None, flags=None):
+    """ produces a MOBI file
+
+    provider: a DocProvider
+    slug: slug of file to process, available by provider
+    output_file: path to output file
+    output_dir: path to directory to save output file to; either this or output_file must be present
+    make_dir: writes output to <output_dir>/<author>/<slug>.epub instead of <output_dir>/<slug>.epub
+    sample=n: generate sample e-book (with at least n paragraphs)
+    cover: a cover.Cover object
+    flags: less-advertising,
+    """
+
+    # if output to dir, create the file
+    if output_dir is not None:
+        if make_dir:
+            author = unicode(book_info.author)
+            output_dir = os.path.join(output_dir, author)
+            try:
+                os.makedirs(output_dir)
+            except OSError:
+                pass
+        if slug:
+            output_file = os.path.join(output_dir, '%s.mobi' % slug)
+        else:
+            output_file = os.path.join(output_dir, os.path.splitext(os.path.basename(file_path))[0] + '.mobi')
+
+    epub_file = NamedTemporaryFile(suffix='.epub', delete=False)
+    if not flags:
+        flags = []
+    flags = list(flags) + ['without-fonts']
+    epub.transform(provider, file_path=file_path, output_file=epub_file, verbose=verbose,
+              sample=sample, cover=None, flags=flags, style=get_resource('mobi/style.css'))
+    subprocess.check_call(['ebook-convert', epub_file.name, output_file])
+    os.unlink(epub_file.name)