Add --history command

tvrenamr/frontend.py

@@ -6,6 +6,7 @@
 
 from .config import Config
 from .errors import *
+from .history import parse_history
 from .logs import start_logging
 from .main import File, TvRenamr
 from .options import OptionParser
@@ -142,6 +143,9 @@ def run():
         options.log_level = 10
     start_logging(options.log_file, options.log_level, options.quiet)
 
+    if options.history:
+        return parse_history(options.log_file)
+
     # use current directory if no args specified
     if not args:
         log.debug('No file or directory specified, using current directory')

tvrenamr/history.py

@@ -0,0 +1,42 @@
+import functools
+import logging
+import os
+import pydoc
+import sys
+
+from .logs import get_log_file
+
+
+log = logging.getLogger('tvrenamr.history')
+
+
+def parse_history(log_file_location):
+    log_file = get_log_file(log_file_location)
+
+    if not os.path.getsize(log_file):
+        log.critical('No log file found, exiting.')
+        sys.exit(1)
+
+    with open(log_file, 'r') as f:
+        logs = f.readlines()
+
+    shows = list(filter(lambda x: 'Renamed:' in x, logs))
+
+    def show_len(show):
+        return len(show.split('Renamed: ')[1].split(' - ')[0]) - 1
+
+    longest = max(map(show_len, shows))
+
+    def sanitise_log(log, longest):
+        dt, name = log.split('Renamed: ')
+        dt = dt.split(' ')[0].replace('T', ' ')
+        show, number, title = name.split(' - ')
+        name = (name.replace(show, show.lstrip('"').strip().ljust(longest), 1)
+                    .replace(number, number.ljust(4), 1)
+                    .replace(' - ', ' | '))
+        return '{0} | {1}'.format(dt, name.rstrip('"\n'))
+
+    sanitise = functools.partial(sanitise_log, longest=longest)
+
+    shows = map(sanitise, shows)
+    return pydoc.pager('\n'.join(shows))

tvrenamr/options.py

@@ -16,6 +16,7 @@ def __init__(self):
         self.add_option('--debug', action='store_true', dest='debug', help=SUPPRESS_HELP)
         self.add_option('-d', '--dry-run', dest='dry', action='store_true', help='Dry run your renaming.')
         self.add_option('-e', '--episode', dest='episode', help='Set the episode number. Currently this will cause errors when working with more than one file.')
+        self.add_option('--history', action='store_true', dest='history', help='Display a list of shows renamed using the system pager.')
         self.add_option('--ignore-filelist', dest='ignore_filelist', default=(), help=SUPPRESS_HELP)
         self.add_option('--ignore-recursive', action='store_true', dest='ignore_recursive', help='Only use files from the root of a given directory, not entering any sub-directories.')
         self.add_option('--log-file', dest='log_file', help='Set the log file location.')