Starting rewrite of the converting process.

ebook_converter/main.py

@@ -1,12 +1,94 @@
 #!/usr/bin/env python
+import argparse
+import mimetypes
+import os
+import pkg_resources
 import sys
 
-from ebook_converter.ebooks.conversion.cli import main
+from ebook_converter import logging
+from ebook_converter.customize.conversion import OptionRecommendation
 
 
-def run():
-    sys.exit(main())
+LOG = logging.default_log
+
+
+def abspath(x):
+    if x.startswith('http:') or x.startswith('https:'):
+        return x
+    return os.path.abspath(os.path.expanduser(x))
+
+
+def progress_bar(frac, msg=''):
+    # TODO(gryf): get rid of this crap - this is used by plumber under
+    # ui_reporter and self.global_reporter
+    if msg:
+        percent = int(frac * 100)
+        LOG.info('%d%% %s' % (percent, msg))
+
+
+def create_option_parser(args):
+
+    # parser = option_parser()
+
+    input_file, output_file = args.from_file, args.to_file
+
+    if os.path.abspath(input_file) == os.path.abspath(output_file):
+        raise ValueError('Input file is the same as the output file')
+
+    # TODO(gryf): Plumber has to be imported late, because first mimetypes
+    # needs to be updated.
+    from ebook_converter.ebooks.conversion.plumber import Plumber
+    plumber = Plumber(input_file, output_file, LOG, progress_bar)
+    # add_input_output_options(parser, plumber)
+    # add_pipeline_options(parser, plumber)
+
+    return plumber
+
+
+def run(args):
+    mimetypes.init([pkg_resources.
+                    resource_filename('ebook_converter', 'data/mime.types')])
+    plumber = create_option_parser(args)
+
+    # TODO(gryf): perhaps there is a need to recreate commandline options for
+    # certain formats - for sure it's needed to consider if they have some
+    # sense or not.
+
+    # opts, leftover_args = parser.parse_args(args)
+
+    # for x in ('read_metadata_from_opf', 'cover'):
+        # if getattr(opts, x, None) is not None:
+            # setattr(opts, x, abspath(getattr(opts, x)))
+
+    # recommendations = [(n.dest, getattr(opts, n.dest),
+    # OptionRecommendation.HIGH)
+    # for n in parser.options_iter() if n.dest]
+    # plumber.merge_ui_recommendations(recommendations)
+
+    plumber.run()
+
+    LOG.info('Output saved to %s', plumber.output)
+
+    return 0
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument('from_file', help="Input file to be converted")
+    parser.add_argument('to_file', help="Output file to be written to")
+    parser.add_argument('-v', '--verbose', action='count', default=0,
+                        help='be verbose. Adding more "v" will increase '
+                        'verbosity')
+    parser.add_argument('-q', '--quiet', action='count', default=0,
+                        help='suppress output. Adding more "q" will make '
+                        'boxpy to shut up.')
+
+    args = parser.parse_args()
+
+    LOG.set_verbose(args.verbose, args.quiet)
+
+    print(args)
+    sys.exit(run(args))
 
 
 if __name__ == '__main__':
-    run()
+    main()