Introduce src dir.

[librarian.git] / src / librarian / mobi.py

diff --git a/src/librarian/mobi.py b/src/librarian/mobi.py
new file mode 100644 (file)
index 0000000..6f1f5d6
--- /dev/null
+++ b/src/librarian/mobi.py
@@ -0,0 +1,56 @@
+# -*- 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 unicode_literals
+
+from copy import deepcopy
+import os
+import subprocess
+from tempfile import NamedTemporaryFile
+
+from librarian import OutputFile
+
+
+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
+
+    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.close()
+
+    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)