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A module for cleaning up artist, album, and song names.

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A module for cleaning up artist, album, and song names.

Installation

npm i metadata-filter

Usage

Single filter functions

You can call filter functions for basic, one-line filter functionality. These filter functions are intended to be used on a single field, such as an artist, album, or track.

However, it is possible (not officially supported) to use some of these on combined fields ("Artist - Song", "Artist - Album"), as in the third example below.

const MetadataFilter = require('metadata-filter');

console.log(MetadataFilter.removeRemastered('Jane Doe (Remastered)')); // Jane Doe
console.log(MetadataFilter.removeVersion('Get Lucky (Album Version)')); // Get Lucky
console.log(MetadataFilter.youtube('Car Bomb - Scattered Sprites (Official Music Video)')); // Car Bomb - Scattered Sprites

See src/functions.js for more details.

Multiple filters

You can also to use multiple filters on a string at once by creating a MetadataFilter object which combines multiple functions from above, or by using one of the pre-existing filter objects.

First, create a filter set. This is a set of rules for artists, albums, tracks, and albumArtists.

const filterSet = {
  track: [
    MetadataFilter.removeRemastered,
    MetadataFilter.fixTrackSuffix,
    MetadataFilter.removeLive,
  ],
  album: [
    MetadataFilter.removeRemastered,
    MetadataFilter.fixTrackSuffix,
    MetadataFilter.removeLive,
  ],
};

Then, construct a MetadataFilter using this filter set.

const filter = MetadataFilter.createFilter(filterSet);
console.log(filter.filterField('album', 'Nevermind (Remastered)')) // Nevermind
console.log(filter.filterField('track', 'In Bloom - Nevermind Version')) // In Bloom

Predefined filters

There are also predefined filters available for easy access. For example, the above filter set can be acquired using getSpotifyFilter():

const filter = MetadataFilter.getSpotifyFilter();

See src/filters.js for more details.

Extending filters

Finally, you can take existing MetadataFilter objects and extend them with another filter. This is done by providing the .extend() method with another MetadataFilter object.

let filter = MetadataFilter.getSpotifyFilter();

filter.extend(MetadataFilter.getAmazonFilter());
// This would also work: filter.extend(MetadataFilter.createFilter(filterSet));

console.log(filter.filterField('track', 'Seasons in the Abyss (Album Version)')); // Seasons in the Abyss

As an alternative, you can use the .append() method to apply a filter set to the existing MetadataFilter.

let filter = MetadataFilter.createFilter({ track: filterTrack });

filter.append({ artist: filterArtist });

Since these methods return a MetadataFilter instance, you can chain method calls.

let filter = MetadataFilter.createFilter({ track: filterTrack }).append({ artist: filterArtist });

Development

# Install dev dependencies
> npm install

# Build the dist file
> npm run build

# Lint source files
> npm run lint

# Run tests
> npm test

# Run tests with a coverage report
> npm run test-with-coverage

License

Licensed under the MIT License.

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A module for cleaning up artist, album, and song names.

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