Finished template for manpage, added --version flag.

scripts/build_manpage.py

@@ -6,24 +6,62 @@ In the future, it would be nice to have this functionality built into setup.py.
 Usage:
     $ python scripts/build_manpage.py
 """
+import os
+import sys
 from datetime import datetime
 
-from rtv import docs, config
+_filepath = os.path.dirname(os.path.relpath(__file__))
+ROOT = os.path.abspath(os.path.join(_filepath, '..'))
+sys.path.insert(0, ROOT)
 
-parser = config.build_parser()
-help = parser.format_help()
-help_sections = help.split('\n\n')
+import rtv
+from rtv import config
 
-data = {}
-data['version'] = docs.__version__
-data['release_date'] = datetime.utcnow().strftime('%B %d, %Y')
-data['synopsis'] = help_sections[0].replace('usage: ', '')
-data['description'] = help_sections[1]
+def main():
+    parser = config.build_parser()
+    help = parser.format_help()
+    help_sections = help.split('\n\n')
 
-options = ''
-arguments = help_sections[2].split('\n')[:1]
-for argument in arguments:
-    options += ''
+    data = {}
+    print('Fetching version')
+    data['version'] = rtv.__version__
+    print('Fetching release date')
+    data['release_date'] = datetime.utcnow().strftime('%B %d, %Y')
+    print('Fetching synopsis')
+    synopsis = help_sections[0].replace('usage: ', '')
+    synopsis = ' '.join(line.strip() for line in synopsis.split('\n'))
+    data['synopsis'] = synopsis
+    print('Fetching description')
+    data['description'] = help_sections[1]
+    # Build the options section for each argument from the help section
+    # Example Before:
+    #         -h, --help        show this help message and exit
+    # Example After
+    #         .TP
+    #         \fB-h\fR, \fB--help\fR
+    #         show this help message and exit
+    options = ''
+    arguments = help_sections[2].split('\n')
+    for argument in arguments[1:]:
+        argument = argument.strip()
+        flag, description = (col.strip() for col in argument.split('  ', 1))
+        flag = ', '.join(r'\fB'+f+r'\fR' for f in flag.split(', '))
+        options += '\n'.join(('.TP', flag, description, '\n'))
+    data['options'] = options
+    print('Fetching license')
+    data['license'] = rtv.__license__
+    print('Fetching copyright')
+    data['copyright'] = rtv.__copyright__
+    # Escape dashes is all of the sections
+    data = {k:v.replace('-', r'\-') for k,v in data.items()}
+    print('Reading from %s/templates/rtv.1' % ROOT)
+    with open(os.path.join(ROOT, 'templates/rtv.1')) as fp:
+        template = fp.read()
+    print('Populating template')
+    out = template.format(**data)
+    print('Writing to %s/rtv.1' % ROOT)
+    with open(os.path.join(ROOT, 'rtv.1'), 'w') as fp:
+        fp.write(out)
 
-
-pass
+if __name__ == '__main__':
+    main()