initial commit

.gitignore

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+### JetBrains template
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff
+.idea/
+.idea/**/workspace.xml
+.idea/**/tasks.xml
+.idea/**/usage.statistics.xml
+.idea/**/dictionaries
+.idea/**/shelf
+
+# Generated files
+.idea/**/contentModel.xml
+
+# Sensitive or high-churn files
+.idea/**/dataSources/
+.idea/**/dataSources.ids
+.idea/**/dataSources.local.xml
+.idea/**/sqlDataSources.xml
+.idea/**/dynamic.xml
+.idea/**/uiDesigner.xml
+.idea/**/dbnavigator.xml
+
+# Gradle
+.idea/**/gradle.xml
+.idea/**/libraries
+
+# Gradle and Maven with auto-import
+# When using Gradle or Maven with auto-import, you should exclude module files,
+# since they will be recreated, and may cause churn.  Uncomment if using
+# auto-import.
+# .idea/artifacts
+# .idea/compiler.xml
+# .idea/jarRepositories.xml
+# .idea/modules.xml
+# .idea/*.iml
+# .idea/modules
+# *.iml
+# *.ipr
+
+# CMake
+cmake-build-*/
+
+# Mongo Explorer plugin
+.idea/**/mongoSettings.xml
+
+# File-based project format
+*.iws
+
+# IntelliJ
+out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Cursive Clojure plugin
+.idea/replstate.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+# Editor-based Rest Client
+.idea/httpRequests
+
+# Android studio 3.1+ serialized cache file
+.idea/caches/build_file_checksums.ser
+
+### Python template
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+*.py,cover
+.hypothesis/
+.pytest_cache/
+cover/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+db.sqlite3-journal
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+.pybuilder/
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+#   For a library or package, you might want to ignore these files since the code is
+#   intended to run in multiple environments; otherwise, check them in:
+# .python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow
+__pypackages__/
+
+# Celery stuff
+celerybeat-schedule
+celerybeat.pid
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# pytype static type analyzer
+.pytype/
+
+# Cython debug symbols
+cython_debug/
+
+additional_playlists.txt

playlist_downloader.py

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+import sys
+import os
+
+from spotdl_connector import download_playlist
+from spotify_connection import get_playlists_by_user, get_playlist_info
+
+ADDITIONAL_PLAYLIST_FILE = "additional_playlists.txt"
+
+
+def main() -> None:
+    # check for parameters
+    if len(sys.argv) < 3:
+        print("Usage: python playlists_downloader.py <username> <path_to_playlist_root>")
+        sys.exit(1)
+    username = sys.argv[1]
+    playlist_root = sys.argv[2]
+
+    # check for additional playlists
+    if os.path.isfile(ADDITIONAL_PLAYLIST_FILE):
+        with open(ADDITIONAL_PLAYLIST_FILE, "r") as pl_file:
+            additional_playlists_raw = pl_file.readlines()
+
+        additional_playlists = [get_playlist_info(pl_uri) for pl_uri in additional_playlists_raw]
+
+    else:
+        additional_playlists = list()
+
+    user_playlists = get_playlists_by_user(username)
+    playlists = user_playlists + additional_playlists
+
+    print(f"Downloading {len(user_playlists)} public playlist(s) by {username}")
+    print(f"Downloading {len(additional_playlists)} additional playlist(s)")
+    print(f"Root for playlist folders: {playlist_root}")
+    [download_playlist(pl, playlist_root) for pl in playlists]
+
+    print("Done.")
+
+
+if __name__ == "__main__":
+    main()

requirements.txt

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+spotdl
+spotipy

spotdl_connector.py

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+import os
+
+
+def download_playlist(playlist: dict, playlist_root: str) -> None:
+    print(f"Downloading playlist {playlist['name']}")
+
+    # create playlist root, if not done yet
+    try:
+        os.mkdir(playlist_root)
+    except FileExistsError:
+        pass
+    os.chdir(playlist_root)
+
+    # create playlist folder if not don yet
+    playlist_dir = os.path.join(playlist_root, playlist["name"])
+    try:
+        os.mkdir(playlist_dir)
+        print(f"Playlist folder for {playlist['name']} created")
+    except FileExistsError:
+        print(f"Playlist folder for {playlist['name']} already created")
+
+    os.chdir(playlist_dir)
+
+    command = f"spotdl {playlist['external_urls']['spotify']}"
+    os.system(command)

spotify_connection.py

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+import spotipy
+from spotipy.oauth2 import SpotifyClientCredentials
+
+auth_manager = SpotifyClientCredentials()
+sp = spotipy.Spotify(auth_manager=auth_manager)
+
+
+def get_playlists_by_user(username: str) -> list:
+    def fetch_playlists(username: str, playlists: list = None, limit=50) -> list:
+
+        if playlists is None:
+            playlists = list()
+
+        batch = sp.user_playlists(username, limit=limit, offset=len(playlists))["items"]
+        new_playlists = playlists + batch
+
+        if len(batch) < limit:
+            return new_playlists
+
+        return fetch_playlists(username, new_playlists)
+
+    return fetch_playlists(username)
+
+
+def get_playlist_info(playlist_uri: str) -> dict:
+    # extract id from uri and remove query parameters
+    playlist_id = playlist_uri.split('/')[-1].split('?')[0]
+    return sp.playlist(playlist_id)