Merge pull request #233 from ns23/#226-locateCongigFile

Add option for a custom config file (#226)

README.md

@@ -140,6 +140,8 @@ optional arguments:
                         (default: False)
   -ll {INFO,WARNING,ERROR,DEBUG}, --log-level {INFO,WARNING,ERROR,DEBUG}
                         set log verbosity (default: INFO)
+  -c CONFIG_FILE_PATH --config CONFIG_FILE_PATH
+                        Replace with custom config.yml file (default: None)                      
 ```
 
 #### Download by Name
@@ -261,6 +263,11 @@ to override any default options.
 
 Also note that config options are overridden by command-line arguments.
 
+#### Specify the Custom Config File Path
+
+If you want to use custom `.yml` configuration instead of the default one, you can use `-c`/`--config` option.
+E.g. `$ python3 spotdl.py -s "adele hello" -c "/home/user/customConfig.yml"`
+
 ## [Docker Image](https://hub.docker.com/r/ritiek/spotify-downloader/)
 [![Docker automated build](https://img.shields.io/docker/automated/jrottenberg/ffmpeg.svg)](https://hub.docker.com/r/ritiek/spotify-downloader)
 [![Docker pulls](https://img.shields.io/docker/pulls/ritiek/spotify-downloader.svg)](https://hub.docker.com/r/ritiek/spotify-downloader)

core/handle.py

@@ -53,6 +53,28 @@ def get_config(config_file):
     return cfg['spotify-downloader']
 
 
+def override_config(config_file, parser, raw_args=None):
+    """ Override default dict with config dict passed as comamnd line argument. """
+    config_file = os.path.realpath(config_file)
+    config = merge(default_conf['spotify-downloader'], get_config(config_file))
+    
+    parser.set_defaults(avconv=config['avconv'])
+    parser.set_defaults(download_only_metadata=config['download-only-metadata'])
+    parser.set_defaults(dry_run=config['dry-run'])
+    parser.set_defaults(file_format=config['file-format'])
+    parser.set_defaults(folder=os.path.relpath(config['folder'], os.getcwd()))
+    parser.set_defaults(input_ext=config['input-ext'])
+    parser.set_defaults(log_level=config['log-level'])
+    parser.set_defaults(manual=config['manual'])
+    parser.set_defaults(music_videos_only=config['music-videos-only'])
+    parser.set_defaults(no_metadata=config['no-metadata'])
+    parser.set_defaults(no_spaces=config['no-spaces'])
+    parser.set_defaults(output_ext=config['output-ext'])
+    parser.set_defaults(overwrite=config['overwrite'])
+    
+    return parser.parse_args(raw_args)
+
+
 def get_arguments(raw_args=None, to_group=True, to_merge=True):
     parser = argparse.ArgumentParser(
         description='Download and convert songs from Spotify, Youtube etc.',
@@ -129,8 +151,15 @@ def get_arguments(raw_args=None, to_group=True, to_merge=True):
         choices=_LOG_LEVELS_STR,
         type=str.upper,
         help='set log verbosity')
+    parser.add_argument(
+        '-c', '--config', default=None,
+        help='Replace with custom config.yml file')    
 
     parsed = parser.parse_args(raw_args)
+
+    if parsed.config is not None and to_merge:
+        parsed = override_config(parsed.config,parser)
+        
     parsed.log_level = log_leveller(parsed.log_level)
     
     return parsed