New EPUB builder, other minor changes.

[librarian.git] / scripts / book2epub

diff --git a/scripts/book2epub b/scripts/book2epub
index 04e4515..f4d5617 100755 (executable)
--- a/scripts/book2epub
+++ b/scripts/book2epub
@@ -4,65 +4,29 @@
 # This file is part of Librarian, licensed under GNU Affero GPLv3 or later.
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
-import os.path
-import optparse
-
-from librarian import DirDocProvider, ParseError
-from librarian.parser import WLDocument
+from __future__ import unicode_literals
+
+from librarian.book2anything import Book2Anything, Option
+
+
+class Book2Epub(Book2Anything):
+    format_name = "EPUB"
+    ext = "epub"
+    uses_cover = True
+    uses_provider = True
+    transform_flags = [
+        Option('-w', '--working-copy', dest='working-copy',
+                action='store_true', default=False,
+                help='mark the output as a working copy'
+        )
+    ]
+    transform_options = [
+        Option(
+            '-b', '--base-url', dest='base_url', metavar='URL',
+            help='specifies the base URL for relative image references'
+        ),
+    ]
 
 
 if __name__ == '__main__':
-    # Parse commandline arguments
-    usage = """Usage: %prog [options] SOURCE [SOURCE...]
-    Convert SOURCE files to EPUB format."""
-
-    parser = optparse.OptionParser(usage=usage)
-
-    parser.add_option('-v', '--verbose', action='store_true', dest='verbose', default=False,
-        help='print status messages to stdout')
-    parser.add_option('-c', '--with-cover', action='store_true', dest='with_cover', default=False,
-                      help='create default cover')
-    parser.add_option('-w', '--working-copy', action='store_true', dest='working_copy', default=False,
-                      help='mark the output as a working copy')
-    parser.add_option('-d', '--make-dir', action='store_true', dest='make_dir', default=False,
-                      help='create a directory for author and put the PDF in it')
-    parser.add_option('-o', '--output-file', dest='output_file', metavar='FILE',
-                      help='specifies the output file')
-    parser.add_option('-O', '--output-dir', dest='output_dir', metavar='DIR',
-                      help='specifies the directory for output')
-
-    options, input_filenames = parser.parse_args()
-
-    if len(input_filenames) < 1:
-        parser.print_help()
-        exit(1)
-
-    flags = []
-    if options.working_copy:
-        flags.append('working-copy')
-
-    # Do some real work
-    try:
-        for main_input in input_filenames:
-            if options.verbose:
-                print main_input
-
-            path, fname = os.path.realpath(main_input).rsplit('/', 1)
-            provider = DirDocProvider(path)
-            if not (options.output_file or options.output_dir):
-                output_file = os.path.splitext(main_input)[0] + '.epub'
-            else:
-                output_file = None
-
-            doc = WLDocument.from_file(main_input, provider=provider)
-            epub = doc.as_epub(cover=options.with_cover, flags=flags)
-
-            doc.save_output_file(epub,
-                output_file, options.output_dir, options.make_dir, 'epub')
-
-    except ParseError, e:
-        print '%(file)s:%(name)s:%(message)s' % {
-            'file': main_input,
-            'name': e.__class__.__name__,
-            'message': e
-        }
+    Book2Epub.run()