Merge pull request 'feature/artwork_gallery' (#41) from feature/artwork_gallery into experimental

Reviewed-on: #41

.vscode/launch.json

@@ -17,12 +17,6 @@
             "request": "launch",
             "program": "development/actual_donwload.py",
             "console": "integratedTerminal"
-        },
-        {
-            "name": "Python Debugger: Music Kraken",
-            "type": "debugpy",
-            "request": "launch", // run the module
-            "module": "music_kraken",
         }
     ]
 }

.vscode/settings.json

@@ -20,6 +20,7 @@
         "APIC",
         "Bandcamp",
         "bitrate",
+        "CALLSTACK",
         "DEEZER",
         "dotenv",
         "encyclopaedia",

development/actual_donwload.py

@@ -1,15 +1,13 @@
+import logging
+
 import music_kraken
 
-import logging
 print("Setting logging-level to DEBUG")
 logging.getLogger().setLevel(logging.DEBUG)
 
 if __name__ == "__main__":
     commands = [
-        "s: #a Crystal F",
-        "10",
-        "1",
-        "3",
+        "s: #a Ghost Bath",
     ]
 
     

music_kraken/audio/metadata.py

@@ -1,21 +1,21 @@
-import mutagen
-from mutagen.id3 import ID3, Frame, APIC, USLT
+import logging
 from pathlib import Path
 from typing import List
-import logging
+
+import mutagen
+from mutagen.id3 import APIC, ID3, USLT, Frame
 from PIL import Image
 
-from ..utils.config import logging_settings, main_settings
-from ..objects import Song, Target, Metadata
-from ..objects.metadata import Mapping
 from ..connection import Connection
+from ..objects import Metadata, Song, Target
+from ..objects.metadata import Mapping
+from ..utils.config import logging_settings, main_settings
 
 LOGGER = logging_settings["tagging_logger"]
 
 
 artwork_connection: Connection = Connection()
 
-
 class AudioMetadata:
     def __init__(self, file_location: str = None) -> None:
         self._file_location = None
@@ -67,13 +67,14 @@ def write_metadata_to_target(metadata: Metadata, target: Target, song: Song):
     id3_object = AudioMetadata(file_location=target.file_path)
 
     LOGGER.info(str(metadata))
-
-    if song.artwork.best_variant is not None:
-        best_variant = song.artwork.best_variant
+    ## REWRITE COMPLETLY !!!!!!!!!!!!
+    if len(song.artwork._data) != 0:
+        variants = song.artwork._data.__getitem__(0)
+        best_variant = variants.variants.__getitem__(0)
 
         r = artwork_connection.get(
-            url=best_variant["url"],
-            name=song.artwork.get_variant_name(best_variant),
+            url=best_variant.url,
+            name=best_variant.url,
         )
 
         temp_target: Target = Target.temp()
@@ -107,7 +108,7 @@ def write_metadata_to_target(metadata: Metadata, target: Target, song: Song):
                 mime="image/jpeg",
                 type=3,
                 desc=u"Cover",
-                data=converted_target.read_bytes(),
+                data=converted_target.raw_content,
             )
         )
         id3_object.frames.delall("USLT")

music_kraken/cli/main_downloader.py

@@ -1,25 +1,89 @@
 import random
-import re
+from typing import Set, Type, Dict, List
 from pathlib import Path
-from typing import Dict, Generator, List, Set, Type
+import re
 
-from .. import console
-from ..download import Downloader, Page, components
-from ..download.results import GoToResults
-from ..download.results import Option as ResultOption
-from ..download.results import PageResults, Results
-from ..objects import Album, Artist, DatabaseObject, Song
-from ..utils import BColors, output
-from ..utils.config import main_settings, write_config
-from ..utils.enums.colors import BColors
+from .utils import cli_function
+from .options.first_config import initial_config
+
+from ..utils import output, BColors
+from ..utils.config import write_config, main_settings
+from ..utils.shared import URL_PATTERN
+from ..utils.string_processing import fit_to_file_system
+from ..utils.support_classes.query import Query
+from ..utils.support_classes.download_result import DownloadResult
 from ..utils.exception import MKInvalidInputException
 from ..utils.exception.download import UrlNotFoundException
-from ..utils.shared import HELP_MESSAGE, URL_PATTERN
-from ..utils.string_processing import fit_to_file_system
-from ..utils.support_classes.download_result import DownloadResult
-from ..utils.support_classes.query import Query
-from .options.first_config import initial_config
-from .utils import ask_for_bool, cli_function
+from ..utils.enums.colors import BColors
+from .. import console
+
+from ..download.results import Results, Option, PageResults, GoToResults
+from ..download.page_attributes import Pages
+from ..pages import Page
+from ..objects import Song, Album, Artist, DatabaseObject
+
+"""
+This is the implementation of the Shell
+
+# Behaviour
+
+## Searching
+
+```mkshell
+> s: {querry or url}
+
+# examples
+> s: https://musify.club/release/some-random-release-183028492
+> s: r: #a an Artist #r some random Release
+```
+
+Searches for an url, or an query
+
+### Query Syntax
+
+```
+#a {artist} #r {release} #t {track}
+```
+
+You can escape stuff like `#` doing this: `\#`
+
+## Downloading
+
+To download something, you either need a direct link, or you need to have already searched for options
+
+```mkshell
+> d: {option ids or direct url}
+
+# examples
+> d: 0, 3, 4
+> d: 1
+> d: https://musify.club/release/some-random-release-183028492
+```
+
+## Misc
+
+### Exit
+
+```mkshell
+> q
+> quit
+> exit
+> abort
+```
+
+### Current Options
+
+```mkshell
+> .
+```
+
+### Previous Options
+
+```
+> ..
+```
+
+"""
 
 EXIT_COMMANDS = {"q", "quit", "exit", "abort"}
 ALPHABET = "abcdefghijklmnopqrstuvwxyz"
@@ -27,29 +91,59 @@ PAGE_NAME_FILL = "-"
 MAX_PAGE_LEN = 21
 
 
+def get_existing_genre() -> List[str]:
+    """
+    gets the name of all subdirectories of shared.MUSIC_DIR,
+    but filters out all directories, where the name matches with any patern
+    from shared.NOT_A_GENRE_REGEX.
+    """
+    existing_genres: List[str] = []
+
+    # get all subdirectories of MUSIC_DIR, not the files in the dir.
+    existing_subdirectories: List[Path] = [f for f in main_settings["music_directory"].iterdir() if f.is_dir()]
+
+    for subdirectory in existing_subdirectories:
+        name: str = subdirectory.name
+
+        if not any(re.match(regex_pattern, name) for regex_pattern in main_settings["not_a_genre_regex"]):
+            existing_genres.append(name)
+
+    existing_genres.sort()
+
+    return existing_genres
+
+
 def get_genre():
-    select_genre = components.GenreSelect()
-    select_genre._ask_for_creating_option = lambda key: ask_for_bool(f"Create the genre \"{key}\"")
+    existing_genres = get_existing_genre()
+    for i, genre_option in enumerate(existing_genres):
+        print(f"{i + 1:0>2}: {genre_option}")
 
-    genre: Optional[components.Option] = None
+    while True:
+        genre = input("Id or new genre: ")
 
-    while genre is None:
-        for genre in select_genre:
-            print(genre)
+        if genre.isdigit():
+            genre_id = int(genre) - 1
+            if genre_id >= len(existing_genres):
+                print(f"No genre under the id {genre_id + 1}.")
+                continue
 
-        genre = select_genre.choose(input("Id or new genre: "))
+            return existing_genres[genre_id]
 
-    return genre.value
+        new_genre = fit_to_file_system(genre)
+
+        agree_inputs = {"y", "yes", "ok"}
+        verification = input(f"create new genre \"{new_genre}\"? (Y/N): ").lower()
+        if verification in agree_inputs:
+            return new_genre
 
 
 def help_message():
-    print(HELP_MESSAGE)
     print()
     print(random.choice(main_settings["happy_messages"]))
     print()
 
 
-class CliDownloader:
+class Downloader:
     def __init__(
             self,
             exclude_pages: Set[Type[Page]] = None,
@@ -59,7 +153,7 @@ class CliDownloader:
             genre: str = None,
             process_metadata_anyway: bool = False,
     ) -> None:
-        self.pages: Downloader = Downloader(exclude_pages=exclude_pages, exclude_shady=exclude_shady)
+        self.pages: Pages = Pages(exclude_pages=exclude_pages, exclude_shady=exclude_shady)
 
         self.page_dict: Dict[str, Type[Page]] = dict()
 
@@ -83,7 +177,7 @@ class CliDownloader:
 
         page_count = 0
         for option in self.current_results.formatted_generator():
-            if isinstance(option, ResultOption):
+            if isinstance(option, Option):
                 r = f"{BColors.GREY.value}{option.index:0{self.option_digits}}{BColors.ENDC.value} {option.music_object.option_string}"
                 print(r)
             else:
@@ -352,7 +446,7 @@ def download(
         else:
             print(f"{BColors.FAIL.value}Something went wrong configuring.{BColors.ENDC.value}")
 
-    shell = CliDownloader(genre=genre, process_metadata_anyway=process_metadata_anyway)
+    shell = Downloader(genre=genre, process_metadata_anyway=process_metadata_anyway)
 
     if command_list is not None:
         for command in command_list:

music_kraken/cli/utils.py

@@ -1,4 +1,3 @@
-from ..utils import BColors
 from ..utils.shared import get_random_message
 
 
@@ -40,8 +39,4 @@ def print_cute_message():
         print(message)
 
 
-AGREE_INPUTS = {"y", "yes", "ok"}
-def ask_for_bool(msg: str) -> bool:
-    i = input(f"{msg} ({BColors.OKGREEN.value}Y{BColors.ENDC.value}/{BColors.FAIL.value}N{BColors.ENDC.value})? ").lower()
-    return i in AGREE_INPUTS
     

music_kraken/connection/connection.py

@@ -1,12 +1,12 @@
 from __future__ import annotations
 
+import copy
+import inspect
 import logging
 import threading
 import time
-from typing import List, Dict, Optional, Set
-from urllib.parse import urlparse, urlunsplit, ParseResult
-import copy
-import inspect
+from typing import TYPE_CHECKING, Dict, List, Optional, Set
+from urllib.parse import ParseResult, urlparse, urlunsplit
 
 import requests
 import responses
@@ -14,12 +14,15 @@ from tqdm import tqdm
 
 from .cache import Cache
 from .rotating import RotatingProxy
-from ..objects import Target
+
+if TYPE_CHECKING:
+    from ..objects import Target
+
 from ..utils import request_trace
-from ..utils.string_processing import shorten_display_url
 from ..utils.config import main_settings
-from ..utils.support_classes.download_result import DownloadResult
 from ..utils.hacking import merge_args
+from ..utils.string_processing import shorten_display_url
+from ..utils.support_classes.download_result import DownloadResult
 
 
 class Connection:

music_kraken/download/__init__.py

@@ -1,36 +1,8 @@
-from __future__ import annotations
-
-import logging
-import random
-import re
-from collections import defaultdict
-from copy import copy
 from dataclasses import dataclass, field
-from pathlib import Path
-from string import Formatter
-from typing import (TYPE_CHECKING, Any, Callable, Dict, Generator, List,
-                    Optional, Set, Tuple, Type, TypedDict, Union)
+from typing import Set
 
-import requests
-from bs4 import BeautifulSoup
-
-from ..audio import correct_codec, write_metadata_to_target
-from ..connection import Connection
-from ..objects import Album, Artist, Collection
-from ..objects import DatabaseObject as DataObject
-from ..objects import Label, Options, Song, Source, Target
-from ..utils import BColors, output, trace
-from ..utils.config import main_settings, youtube_settings
-from ..utils.enums import ALL_SOURCE_TYPES, SourceType
+from ..utils.config import main_settings
 from ..utils.enums.album import AlbumType
-from ..utils.exception import MKComposeException, MKMissingNameException
-from ..utils.exception.download import UrlNotFoundException
-from ..utils.path_manager import LOCATIONS
-from ..utils.shared import DEBUG_PAGES
-from ..utils.string_processing import fit_to_file_system
-from ..utils.support_classes.download_result import DownloadResult
-from ..utils.support_classes.query import Query
-from .results import SearchResults
 
 
 @dataclass
@@ -47,409 +19,3 @@ class DownloadOptions:
     download_again_if_found: bool = False
     process_audio_if_found: bool = False
     process_metadata_if_found: bool = True
-
-
-fetch_map = {
-    Song: "fetch_song",
-    Album: "fetch_album",
-    Artist: "fetch_artist",
-    Label: "fetch_label",
-}
-
-
-class Downloader:
-    def __init__(
-        self, 
-        auto_register_pages: bool = True, 
-        download_options: DownloadOptions = None, 
-        fetch_options: FetchOptions = None, 
-        **kwargs
-    ):
-        self.LOGGER = logging.getLogger("download")
-        
-        self.download_options: DownloadOptions = download_options or DownloadOptions()
-        self.fetch_options: FetchOptions = fetch_options or FetchOptions()
-
-        self._registered_pages: Dict[Type[Page], Set[Page]] = defaultdict(set)
-        if auto_register_pages:
-            self.scan_for_pages(**kwargs)
-
-    def register_page(self, page_type: Type[Page], **kwargs):
-        if page_type in self._registered_pages:
-            return
-
-        self._registered_pages[page_type].add(page_type(
-            download_options=self.download_options, 
-            fetch_options=self.fetch_options, 
-            **kwargs
-        ))
-
-    def deregister_page(self, page_type: Type[Page]):
-        if page_type not in _registered_pages:
-            return
-
-        for p in self._registered_pages[page_type]:
-            p.__del__()
-        del self._registered_pages[page_type]
-
-    def scan_for_pages(self, **kwargs):
-        # assuming the wanted pages are the leaf classes of the interface
-        from .. import pages
-        
-        leaf_classes = []
-
-        class_list = [Page]
-        while len(class_list):
-            _class = class_list.pop()
-            class_subclasses = _class.__subclasses__()
-
-            if len(class_subclasses) == 0:
-                if _class.REGISTER:
-                    leaf_classes.append(_class)
-            else:
-                class_list.extend(class_subclasses)
-
-        if Page in leaf_classes:
-            self.LOGGER.warn("couldn't find any data source")
-            return
-        for leaf_class in leaf_classes:
-            self.register_page(leaf_class, **kwargs)
-
-    def get_pages(self, *page_types: List[Type[Page]]) -> Generator[Page, None, None]:
-        if len(page_types) == 0:
-            page_types = _registered_pages.keys()
-
-        for page_type in page_types:
-            yield from self._registered_pages[page_type]
-
-    def search(self, query: Query) -> SearchResults:
-        result = SearchResults()
-        
-        for page in self.get_pages():
-            result.add(
-                page=type(page),
-                search_result=page.search(query=query)
-            )
-            
-        return result
-    
-    def fetch_details(self, data_object: DataObject, stop_at_level: int = 1, **kwargs) -> DataObject:
-        source: Source
-        for source in data_object.source_collection.get_sources(source_type_sorting={
-            "only_with_page": True,
-        }):
-            new_data_object = self.fetch_from_source(source=source, stop_at_level=stop_at_level)
-            if new_data_object is not None:
-                data_object.merge(new_data_object)
-
-        return data_object
-
-    def fetch_from_source(self, source: Source, **kwargs) -> Optional[DataObject]:
-        if not source.has_page:
-            return None
-        
-        source_type = source.page.get_source_type(source=source)
-        if source_type is None:
-            self.LOGGER.debug(f"Could not determine source type for {source}.")
-            return None
-
-        func = getattr(source.page, fetch_map[source_type])
-        
-        # fetching the data object and marking it as fetched
-        data_object: DataObject = func(source=source, **kwargs)
-        data_object.mark_as_fetched(source.hash_url)
-        return data_object
-
-    def fetch_from_url(self, url: str) -> Optional[DataObject]:
-        source = Source.match_url(url, ALL_SOURCE_TYPES.MANUAL)
-        if source is None:
-            return None
-        
-        return self.fetch_from_source(source=source)
-    
-    def _skip_object(self, data_object: DataObject) -> bool:
-        if isinstance(data_object, Album):
-            if not self.download_options.download_all and data_object.album_type in self.download_options.album_type_blacklist:
-                return True
-        
-        return False
-
-    def download(self, data_object: DataObject, genre: str, **kwargs) -> DownloadResult:
-        # fetch the given object
-        self.fetch_details(data_object)
-        output(f"\nDownloading {data_object.option_string}...", color=BColors.BOLD)
-        
-        # fetching all parent objects (e.g. if you only download a song)
-        if not kwargs.get("fetched_upwards", False):
-            to_fetch: List[DataObject] = [data_object]
-
-            while len(to_fetch) > 0:
-                new_to_fetch = []
-                for d in to_fetch:
-                    if self._skip_object(d):
-                        continue
-
-                    self.fetch_details(d)
-
-                    for c in d.get_parent_collections():
-                        new_to_fetch.extend(c)
-
-                to_fetch = new_to_fetch
-            
-            kwargs["fetched_upwards"] = True
-        
-        # download all children
-        download_result: DownloadResult = DownloadResult()
-        for c in data_object.get_child_collections():
-            for d in c:
-                if self._skip_object(d):
-                    continue
-
-                download_result.merge(self.download(d, genre, **kwargs))
-
-        # actually download if the object is a song
-        if isinstance(data_object, Song):
-            """
-            TODO
-            add the traced artist and album to the naming.
-            I am able to do that, because duplicate values are removed later on.
-            """
-
-            self._download_song(data_object, naming={
-                "genre": [genre],
-                "audio_format": [main_settings["audio_format"]],
-            })
-
-        return download_result
-
-    def _extract_fields_from_template(self, path_template: str) -> Set[str]:
-        return set(re.findall(r"{([^}]+)}", path_template))
-
-    def _parse_path_template(self, path_template: str, naming: Dict[str, List[str]]) -> str:
-        field_names: Set[str] = self._extract_fields_from_template(path_template)
-        
-        for field in field_names:
-            if len(naming[field]) == 0:
-                raise MKMissingNameException(f"Missing field for {field}.")
-
-            path_template = path_template.replace(f"{{{field}}}", naming[field][0])
-
-        return path_template
-
-    def _download_song(self, song: Song, naming: dict) -> DownloadOptions:
-        """
-        TODO
-        Search the song in the file system.
-        """
-        r = DownloadResult(total=1)
-        
-        # pre process the data recursively
-        song.compile()
-        
-        # manage the naming
-        naming: Dict[str, List[str]] = defaultdict(list, naming)
-        naming["song"].append(song.title_value)
-        naming["isrc"].append(song.isrc)
-        naming["album"].extend(a.title_value for a in song.album_collection)
-        naming["album_type"].extend(a.album_type.value for a in song.album_collection)
-        naming["artist"].extend(a.name for a in song.artist_collection)
-        naming["artist"].extend(a.name for a in song.feature_artist_collection)
-        for a in song.album_collection:
-            naming["label"].extend([l.title_value for l in a.label_collection])
-        # removing duplicates from the naming, and process the strings
-        for key, value in naming.items():
-            # https://stackoverflow.com/a/17016257
-            naming[key] = list(dict.fromkeys(value))
-        song.genre = naming["genre"][0]
-
-        # manage the targets
-        tmp: Target = Target.temp(file_extension=main_settings["audio_format"])
-
-        song.target_collection.append(Target(
-            relative_to_music_dir=True,
-            file_path=Path(
-                self._parse_path_template(main_settings["download_path"], naming=naming), 
-                self._parse_path_template(main_settings["download_file"], naming=naming),
-            )
-        ))
-        for target in song.target_collection:
-            if target.exists:
-                output(f'{target.file_path} {BColors.OKGREEN.value}[already exists]', color=BColors.GREY)
-                r.found_on_disk += 1
-
-                if not self.download_options.download_again_if_found:
-                    target.copy_content(tmp)
-            else:
-                target.create_path()
-                output(f'{target.file_path}', color=BColors.GREY)
-
-        # this streams from every available source until something succeeds, setting the skip intervals to the values of the according source
-        used_source: Optional[Source] = None
-        skip_intervals: List[Tuple[float, float]] = []
-        for source in song.source_collection.get_sources(source_type_sorting={
-            "only_with_page": True,
-            "sort_key": lambda page: page.download_priority,
-            "reverse": True,
-        }):
-            if tmp.exists:
-                break
-
-            used_source = source
-            streaming_results = source.page.download_song_to_target(source=source, target=tmp, desc="download")
-            skip_intervals = source.page.get_skip_intervals(song=song, source=source)
-
-            # if something has been downloaded but it somehow failed, delete the file
-            if streaming_results.is_fatal_error and tmp.exists:
-                tmp.delete()
-
-        # if everything went right, the file should exist now
-        if not tmp.exists:
-            if used_source is None:
-                r.error_message = f"No source found for {song.option_string}."
-            else:
-                r.error_message = f"Something went wrong downloading {song.option_string}."
-            return r
-
-        # post process the audio
-        found_on_disk = used_source is None
-        if not found_on_disk or self.download_options.process_audio_if_found:
-            correct_codec(target=tmp, skip_intervals=skip_intervals)
-            r.sponsor_segments = len(skip_intervals)
-
-        if used_source is not None:
-            used_source.page.post_process_hook(song=song, temp_target=tmp)
-
-        if not found_on_disk or self.download_options.process_metadata_if_found:
-            write_metadata_to_target(metadata=song.metadata, target=tmp, song=song)
-
-        # copy the tmp target to the final locations
-        for target in song.target_collection:
-            tmp.copy_content(target)
-
-        tmp.delete()
-        return r
-
-    def fetch_url(self, url: str, **kwargs) -> DataObject:
-        source = Source.match_url(url, ALL_SOURCE_TYPES.MANUAL)
-        
-        if source is None or source.page is None:
-            raise UrlNotFoundException(url=url)
-        
-        return source.page.fetch_object_from_source(source=source, **kwargs)
-
-
-class Page:
-    REGISTER = True
-    SOURCE_TYPE: SourceType
-    LOGGER: logging.Logger
-
-    def __new__(cls, *args, **kwargs):
-        cls.LOGGER = logging.getLogger(cls.__name__)
-        return super().__new__(cls)
-
-    @classmethod
-    def is_leaf_page(cls) -> bool:
-        return len(cls.__subclasses__()) == 0
-
-    def __init__(self, download_options: DownloadOptions = None, fetch_options: FetchOptions = None, **kwargs):
-        self.SOURCE_TYPE.register_page(self)
-        
-        self.download_options: DownloadOptions = download_options or DownloadOptions()
-        self.fetch_options: FetchOptions = fetch_options or FetchOptions()
-
-    def __del__(self):
-        self.SOURCE_TYPE.deregister_page()
-
-    def _search_regex(self, pattern, string, default=None, fatal=True, flags=0, group=None):
-        """
-        Perform a regex search on the given string, using a single or a list of
-        patterns returning the first matching group.
-        In case of failure return a default value or raise a WARNING or a
-        RegexNotFoundError, depending on fatal, specifying the field name.
-        """
-
-        if isinstance(pattern, str):
-            mobj = re.search(pattern, string, flags)
-        else:
-            for p in pattern:
-                mobj = re.search(p, string, flags)
-                if mobj:
-                    break
-
-        if mobj:
-            if group is None:
-                # return the first matching group
-                return next(g for g in mobj.groups() if g is not None)
-            elif isinstance(group, (list, tuple)):
-                return tuple(mobj.group(g) for g in group)
-            else:
-                return mobj.group(group)
-
-        return default
-
-    def get_source_type(self, source: Source) -> Optional[Type[DataObject]]:
-        return None
-
-    def get_soup_from_response(self, r: requests.Response) -> BeautifulSoup:
-        return BeautifulSoup(r.content, "html.parser")
-
-    # to search stuff
-    def search(self, query: Query) -> List[DataObject]:
-        music_object = query.music_object
-
-        search_functions = {
-            Song: self.song_search,
-            Album: self.album_search,
-            Artist: self.artist_search,
-            Label: self.label_search
-        }
-
-        if type(music_object) in search_functions:
-            r = search_functions[type(music_object)](music_object)
-            if r is not None and len(r) > 0:
-                return r
-
-        r = []
-        for default_query in query.default_search:
-            for single_option in self.general_search(default_query):
-                r.append(single_option)
-
-        return r
-
-    def general_search(self, search_query: str) -> List[DataObject]:
-        return []
-
-    def label_search(self, label: Label) -> List[Label]:
-        return []
-
-    def artist_search(self, artist: Artist) -> List[Artist]:
-        return []
-
-    def album_search(self, album: Album) -> List[Album]:
-        return []
-
-    def song_search(self, song: Song) -> List[Song]:
-        return []
-
-    # to fetch stuff
-    def fetch_song(self, source: Source, stop_at_level: int = 1) -> Song:
-        return Song()
-
-    def fetch_album(self, source: Source, stop_at_level: int = 1) -> Album:
-        return Album()
-
-    def fetch_artist(self, source: Source, stop_at_level: int = 1) -> Artist:
-        return Artist()
-
-    def fetch_label(self, source: Source, stop_at_level: int = 1) -> Label:
-        return Label()
-
-    # to download stuff
-    def get_skip_intervals(self, song: Song, source: Source) -> List[Tuple[float, float]]:
-        return []
-
-    def post_process_hook(self, song: Song, temp_target: Target, **kwargs):
-        pass
-
-    def download_song_to_target(self, source: Source, target: Target, desc: str = None) -> DownloadResult:
-        return DownloadResult()

music_kraken/download/components.py

@@ -1,160 +0,0 @@
-import re
-from pathlib import Path
-from typing import Any, Callable, Dict, Generator, List, Optional
-
-from ..utils.config import main_settings
-from ..utils.exception import MKComposeException
-from ..utils.string_processing import unify
-
-
-class Option:
-    """
-    This could represent a data object, a string or a page.
-    """
-
-    def __init__(
-        self, 
-        value: Any, 
-        text: Optional[str] = None, 
-        keys: List[Any] = None, 
-        hidden: bool = False, 
-        parse_key: Callable[[Any], Any] = lambda x: x,
-    ):
-        self._parse_key: Callable[[Any], Any] = parse_key
-        
-        self.value = value
-        self.text = text or str(value)
-        self.hidden = hidden
-
-        self._raw_keys = set(keys or [])
-        self._raw_keys.add(self.text)
-        self._raw_keys.add(self.value)
-        self._raw_keys.add(str(self.value))
-        self.keys = set(self.parse_key(key) for key in self._raw_keys)
-    
-    def register_key(self, key: Any):
-        self._raw_keys.add(key)
-        self.keys.add(self._parse_key(key))
-
-    @property
-    def parse_key(self) -> Callable[[Any], Any]:
-        return self._parse_key
-
-    @parse_key.setter
-    def parse_key(self, value: Callable[[Any], Any]):
-        self._parse_key = value
-        self.keys = set(self._parse_key(key) for key in self._raw_keys)
-
-    def __str__(self):
-        return self.text
-
-
-class Select:
-    def __init__(
-        self, 
-        options: Generator[Option, None, None] = None, 
-        option_factory: Callable[[Any], Option] = None,
-        raw_options: List[Any] = None,
-        parse_option_key: Callable[[Any], Any] = lambda x: x,
-        ask_for_creating_option: Callable[[Option], bool] = lambda x: True,
-        sort: bool = False,
-        **kwargs
-    ):
-        self._parse_option_key: Callable[[Any], Any] = parse_option_key
-        self._ask_for_creating_option: Callable[[Option], bool] = ask_for_creating_option
-
-        self._key_to_option: Dict[Any, Option] = dict()
-        self._options: List[Option] = []
-
-        options = options or []
-        self.option_factory: Optional[Callable[[Any], Option]] = option_factory
-        if self.can_create_options:
-            _raw_options = raw_options or []
-            if sort:
-                _raw_options = sorted(_raw_options)
-
-            for raw_option in _raw_options:
-                self.append(self.option_factory(raw_option))
-        elif raw_options is not None:
-            raise MKComposeException("Cannot create options without a factory.")
-
-        self.extend(options)
-
-    @property
-    def can_create_options(self) -> bool:
-        return self.option_factory is not None
-
-    def append(self, option: Option):
-        option.parse_key = self._parse_option_key
-        self._options.append(option)
-        for key in option.keys:
-            self._key_to_option[key] = option
-
-    def extend(self, options: List[Option]):
-        for option in options:
-            self.append(option)
-
-    def __iter__(self) -> Generator[Option, None, None]:
-        for option in self._options:
-            if option.hidden:
-                continue
-            
-            yield option
-
-    def __contains__(self, key: Any) -> bool:
-        return self._parse_option_key(key) in self._key_to_option
-
-    def __getitem__(self, key: Any) -> Option:
-        return self._key_to_option[self._parse_option_key(key)]
-
-    def create_option(self, key: Any, **kwargs) -> Option:
-        if not self.can_create_options:
-            raise MKComposeException("Cannot create options without a factory.")
-
-        option = self.option_factory(key, **kwargs)
-        self.append(option)
-        return option
-
-    def choose(self, key: Any) -> Optional[Option]:
-        if key not in self:
-            if self.can_create_options and self._ask_for_creating_option(key):
-                return self.create_option(key)
-            return None
-
-        return self[key]
-
-
-
-class StringSelect(Select):
-    def __init__(self, **kwargs):
-        self._current_index = 0
-        kwargs["option_factory"] = self.next_option
-        kwargs["parse_option_key"] = lambda x: unify(str(x))
-
-        super().__init__(**kwargs)
-
-    def next_option(self, value: Any) -> Optional[Option]:
-        o = Option(value=value, keys=[self._current_index], text=f"{self._current_index:0>2}: {value}")
-        self._current_index += 1
-        return o
-
-
-class GenreSelect(StringSelect):
-    @staticmethod
-    def is_valid_genre(genre: Path) -> bool:
-        """
-        gets the name of all subdirectories of shared.MUSIC_DIR,
-        but filters out all directories, where the name matches with any Patern
-        from shared.NOT_A_GENRE_REGEX.
-        """
-        if not genre.is_dir():
-            return False
-
-        if any(re.match(regex_pattern, genre.name) for regex_pattern in main_settings["not_a_genre_regex"]):
-            return False
-
-        return True
-
-    def __init__(self):
-        super().__init__(sort=True, raw_options=(genre.name for genre in filter(self.is_valid_genre, main_settings["music_directory"].iterdir())))
-

music_kraken/download/page_attributes.py

@@ -0,0 +1,382 @@
+from typing import Tuple, Type, Dict, Set, Optional, List
+from collections import defaultdict
+from pathlib import Path
+import re
+import logging
+import subprocess
+
+from PIL import Image
+
+from . import FetchOptions, DownloadOptions
+from .results import SearchResults
+from ..objects import (
+    DatabaseObject as DataObject,
+    Collection,
+    Target,
+    Source,
+    Options,
+    Song,
+    Album,
+    Artist,
+    Label,
+)
+from ..objects.artwork import ArtworkVariant
+from ..audio import write_metadata_to_target, correct_codec
+from ..utils import output, BColors
+from ..utils.string_processing import fit_to_file_system
+from ..utils.config import youtube_settings, main_settings
+from ..utils.path_manager import LOCATIONS
+from ..utils.enums import SourceType, ALL_SOURCE_TYPES
+from ..utils.support_classes.download_result import DownloadResult
+from ..utils.support_classes.query import Query
+from ..utils.support_classes.download_result import DownloadResult
+from ..utils.exception import MKMissingNameException
+from ..utils.exception.download import UrlNotFoundException
+from ..utils.shared import DEBUG_PAGES
+from ..connection import Connection
+
+from ..pages import Page, EncyclopaediaMetallum, Musify, YouTube, YoutubeMusic, Bandcamp, Genius, INDEPENDENT_DB_OBJECTS
+
+ALL_PAGES: Set[Type[Page]] = {
+    # EncyclopaediaMetallum,
+    Genius,
+    Musify,
+    YoutubeMusic,
+    Bandcamp
+}
+
+if youtube_settings["use_youtube_alongside_youtube_music"]:
+    ALL_PAGES.add(YouTube)
+
+AUDIO_PAGES: Set[Type[Page]] = {
+    Musify,
+    YouTube,
+    YoutubeMusic,
+    Bandcamp
+}
+
+SHADY_PAGES: Set[Type[Page]] = {
+    Musify,
+}
+
+fetch_map = {
+    Song: "fetch_song",
+    Album: "fetch_album",
+    Artist: "fetch_artist",
+    Label: "fetch_label",
+}
+
+if DEBUG_PAGES:
+    DEBUGGING_PAGE = Bandcamp
+    print(f"Only downloading from page {DEBUGGING_PAGE}.")
+
+    ALL_PAGES = {DEBUGGING_PAGE}
+    AUDIO_PAGES = ALL_PAGES.union(AUDIO_PAGES)
+
+
+class Pages:
+    def __init__(self, exclude_pages: Set[Type[Page]] = None, exclude_shady: bool = False, download_options: DownloadOptions = None, fetch_options: FetchOptions = None):
+        self.LOGGER = logging.getLogger("download")
+
+        self.download_options: DownloadOptions = download_options or DownloadOptions()
+        self.fetch_options: FetchOptions = fetch_options or FetchOptions()
+
+        # initialize all page instances
+        self._page_instances: Dict[Type[Page], Page] = dict()
+        self._source_to_page: Dict[SourceType, Type[Page]] = dict()
+
+        exclude_pages = exclude_pages if exclude_pages is not None else set()
+
+        if exclude_shady:
+            exclude_pages = exclude_pages.union(SHADY_PAGES)
+
+        if not exclude_pages.issubset(ALL_PAGES):
+            raise ValueError(
+                f"The excluded pages have to be a subset of all pages: {exclude_pages} | {ALL_PAGES}")
+
+        def _set_to_tuple(page_set: Set[Type[Page]]) -> Tuple[Type[Page], ...]:
+            return tuple(sorted(page_set, key=lambda page: page.__name__))
+
+        self._pages_set: Set[Type[Page]] = ALL_PAGES.difference(exclude_pages)
+        self.pages: Tuple[Type[Page], ...] = _set_to_tuple(self._pages_set)
+
+        self._audio_pages_set: Set[Type[Page]
+                                   ] = self._pages_set.intersection(AUDIO_PAGES)
+        self.audio_pages: Tuple[Type[Page], ...] = _set_to_tuple(
+            self._audio_pages_set)
+
+        for page_type in self.pages:
+            self._page_instances[page_type] = page_type(
+                fetch_options=self.fetch_options, download_options=self.download_options)
+            self._source_to_page[page_type.SOURCE_TYPE] = page_type
+
+    def _get_page_from_enum(self, source_page: SourceType) -> Page:
+        if source_page not in self._source_to_page:
+            return None
+        return self._page_instances[self._source_to_page[source_page]]
+
+    def search(self, query: Query) -> SearchResults:
+        result = SearchResults()
+
+        for page_type in self.pages:
+            result.add(
+                page=page_type,
+                search_result=self._page_instances[page_type].search(
+                    query=query)
+            )
+
+        return result
+
+    def fetch_details(self, data_object: DataObject, stop_at_level: int = 1, **kwargs) -> DataObject:
+        if not isinstance(data_object, INDEPENDENT_DB_OBJECTS):
+            return data_object
+
+        source: Source
+        for source in data_object.source_collection.get_sources(source_type_sorting={
+            "only_with_page": True,
+        }):
+            new_data_object = self.fetch_from_source(
+                source=source, stop_at_level=stop_at_level)
+            if new_data_object is not None:
+                data_object.merge(new_data_object)
+
+        return data_object
+
+    def fetch_from_source(self, source: Source, **kwargs) -> Optional[DataObject]:
+        if not source.has_page:
+            return None
+
+        source_type = source.page.get_source_type(source=source)
+        if source_type is None:
+            self.LOGGER.debug(f"Could not determine source type for {source}.")
+            return None
+
+        func = getattr(source.page, fetch_map[source_type])
+
+        # fetching the data object and marking it as fetched
+        data_object: DataObject = func(source=source, **kwargs)
+        data_object.mark_as_fetched(source.hash_url)
+        return data_object
+
+    def fetch_from_url(self, url: str) -> Optional[DataObject]:
+        source = Source.match_url(url, ALL_SOURCE_TYPES.MANUAL)
+        if source is None:
+            return None
+
+        return self.fetch_from_source(source=source)
+
+    def _skip_object(self, data_object: DataObject) -> bool:
+        if isinstance(data_object, Album):
+            if not self.download_options.download_all and data_object.album_type in self.download_options.album_type_blacklist:
+                return True
+
+        return False
+
+    def _fetch_artist_artwork(self, artist: Artist, naming: dict):
+        naming: Dict[str, List[str]] = defaultdict(list, naming)
+        naming["artist"].append(artist.name)
+        naming["label"].extend(
+            [l.title_value for l in artist.label_collection])
+        # removing duplicates from the naming, and process the strings
+        for key, value in naming.items():
+            # https://stackoverflow.com/a/17016257
+            naming[key] = list(dict.fromkeys(value))
+
+        artwork_collection: ArtworkCollection = artist.artwork
+        artwork_collection.compile()
+        for image_number, artwork in enumerate(artwork_collection):
+            for artwork_variant in artwork.variants:
+                naming["image_number"] = [str(image_number)]
+                target = Target(
+                    relative_to_music_dir=True,
+                    file_path=Path(self._parse_path_template(
+                        main_settings["artist_artwork_path"], naming=naming))
+                )
+                if not target.file_path.parent.exists():
+                    target.create_path()
+                    subprocess.Popen(["gio", "set", target.file_path.parent, "metadata::custom-icon", "file://"+str(target.file_path)])
+                with Image.open(artwork_variant.target.file_path) as img:
+                    img.save(target.file_path, main_settings["image_format"])
+                    artwork_variant.target = Target
+
+    def download(self, data_object: DataObject, genre: str, **kwargs) -> DownloadResult:
+        # fetch the given object
+        self.fetch_details(data_object)
+        output(
+            f"\nDownloading {data_object.option_string}...", color=BColors.BOLD)
+
+        # fetching all parent objects (e.g. if you only download a song)
+        if not kwargs.get("fetched_upwards", False):
+            to_fetch: List[DataObject] = [data_object]
+
+            while len(to_fetch) > 0:
+                new_to_fetch = []
+                for d in to_fetch:
+                    if self._skip_object(d):
+                        continue
+
+                    self.fetch_details(d)
+
+                    for c in d.get_parent_collections():
+                        new_to_fetch.extend(c)
+
+                to_fetch = new_to_fetch
+
+            kwargs["fetched_upwards"] = True
+
+        naming = kwargs.get("naming", {
+            "genre": [genre],
+            "audio_format": [main_settings["audio_format"]],
+            "image_format": [main_settings["image_format"]]
+        })
+
+        # download artist artwork
+        if isinstance(data_object, Artist):
+            self._fetch_artist_artwork(artist=data_object, naming=naming)
+
+        # download all children
+        download_result: DownloadResult = DownloadResult()
+        for c in data_object.get_child_collections():
+            for d in c:
+                if self._skip_object(d):
+                    continue
+
+                download_result.merge(self.download(d, genre, **kwargs))
+
+        # actually download if the object is a song
+        if isinstance(data_object, Song):
+            """
+            TODO
+            add the traced artist and album to the naming.
+            I am able to do that, because duplicate values are removed later on.
+            """
+
+            self._download_song(data_object, naming=naming)
+
+        return download_result
+
+    def _extract_fields_from_template(self, path_template: str) -> Set[str]:
+        return set(re.findall(r"{([^}]+)}", path_template))
+
+    def _parse_path_template(self, path_template: str, naming: Dict[str, List[str]]) -> str:
+        field_names: Set[str] = self._extract_fields_from_template(
+            path_template)
+
+        for field in field_names:
+            if len(naming[field]) == 0:
+                raise MKMissingNameException(f"Missing field for {field}.")
+
+            path_template = path_template.replace(
+                f"{{{field}}}", naming[field][0])
+
+        return path_template
+
+    def _download_song(self, song: Song, naming: dict) -> DownloadOptions:
+        """
+        TODO
+        Search the song in the file system.
+        """
+        r = DownloadResult(total=1)
+
+        # pre process the data recursively
+        song.compile()
+
+        # manage the naming
+        naming: Dict[str, List[str]] = defaultdict(list, naming)
+        naming["song"].append(song.title_value)
+        naming["isrc"].append(song.isrc)
+        naming["album"].extend(a.title_value for a in song.album_collection)
+        naming["album_type"].extend(
+            a.album_type.value for a in song.album_collection)
+        naming["artist"].extend(a.name for a in song.artist_collection)
+        naming["artist"].extend(a.name for a in song.feature_artist_collection)
+        for a in song.album_collection:
+            naming["label"].extend([l.title_value for l in a.label_collection])
+        # removing duplicates from the naming, and process the strings
+        for key, value in naming.items():
+            # https://stackoverflow.com/a/17016257
+            naming[key] = list(dict.fromkeys(value))
+        song.genre = naming["genre"][0]
+
+        # manage the targets
+        tmp: Target = Target.temp(file_extension=main_settings["audio_format"])
+
+        song.target_collection.append(Target(
+            relative_to_music_dir=True,
+            file_path=Path(
+                self._parse_path_template(
+                    main_settings["download_path"], naming=naming),
+                self._parse_path_template(
+                    main_settings["download_file"], naming=naming),
+            )
+        ))
+        for target in song.target_collection:
+            if target.exists:
+                output(
+                    f'{target.file_path} {BColors.OKGREEN.value}[already exists]', color=BColors.GREY)
+                r.found_on_disk += 1
+
+                if not self.download_options.download_again_if_found:
+                    target.copy_content(tmp)
+            else:
+                target.create_path()
+                output(f'{target.file_path}', color=BColors.GREY)
+
+        # this streams from every available source until something succeeds, setting the skip intervals to the values of the according source
+        used_source: Optional[Source] = None
+        skip_intervals: List[Tuple[float, float]] = []
+        for source in song.source_collection.get_sources(source_type_sorting={
+            "only_with_page": True,
+            "sort_key": lambda page: page.download_priority,
+            "reverse": True,
+        }):
+            if tmp.exists:
+                break
+
+            used_source = source
+            streaming_results = source.page.download_song_to_target(
+                source=source, target=tmp, desc="download")
+            skip_intervals = source.page.get_skip_intervals(
+                song=song, source=source)
+
+            # if something has been downloaded but it somehow failed, delete the file
+            if streaming_results.is_fatal_error and tmp.exists:
+                tmp.delete()
+
+        # if everything went right, the file should exist now
+        if not tmp.exists:
+            if used_source is None:
+                r.error_message = f"No source found for {song.option_string}."
+            else:
+                r.error_message = f"Something went wrong downloading {song.option_string}."
+            return r
+
+        # post process the audio
+        found_on_disk = used_source is None
+        if not found_on_disk or self.download_options.process_audio_if_found:
+            correct_codec(target=tmp, skip_intervals=skip_intervals)
+            r.sponsor_segments = len(skip_intervals)
+
+        if used_source is not None:
+            used_source.page.post_process_hook(song=song, temp_target=tmp)
+
+        if not found_on_disk or self.download_options.process_metadata_if_found:
+            write_metadata_to_target(
+                metadata=song.metadata, target=tmp, song=song)
+
+        # copy the tmp target to the final locations
+        for target in song.target_collection:
+            tmp.copy_content(target)
+
+        tmp.delete()
+        return r
+
+    def fetch_url(self, url: str, stop_at_level: int = 2) -> Tuple[Type[Page], DataObject]:
+        source = Source.match_url(url, ALL_SOURCE_TYPES.MANUAL)
+
+        if source is None:
+            raise UrlNotFoundException(url=url)
+
+        _actual_page = self._source_to_page[source.source_type]
+
+        return _actual_page, self._page_instances[_actual_page].fetch_object_from_source(source=source, stop_at_level=stop_at_level)

music_kraken/download/results.py

@@ -1,12 +1,8 @@
-from __future__ import annotations
-
+from typing import Tuple, Type, Dict, List, Generator, Union
 from dataclasses import dataclass
-from typing import TYPE_CHECKING, Dict, Generator, List, Tuple, Type, Union
 
 from ..objects import DatabaseObject
-
-if TYPE_CHECKING:
-    from . import Page
+from ..pages import Page, EncyclopaediaMetallum, Musify
 
 
 @dataclass

music_kraken/objects/__init__.py

@@ -1,27 +1,16 @@
 from typing_extensions import TypeVar
+
+from .artwork import ArtworkCollection
+from .collection import Collection
+from .contact import Contact
+from .country import Country
+from .formatted_text import FormattedText
+from .metadata import ID3Timestamp
+from .metadata import Mapping as ID3Mapping
+from .metadata import Metadata
 from .option import Options
-
-from .metadata import Metadata, Mapping as ID3Mapping, ID3Timestamp
-
+from .parents import OuterProxy
+from .song import Album, Artist, Label, Lyrics, Song, Target
 from .source import Source, SourceType
 
-from .song import (
-    Song,
-    Album,
-    Artist,
-    Target,
-    Lyrics,
-    Label
-)
-
-from .formatted_text import FormattedText
-from .collection import Collection
-
-from .country import Country
-from .contact import Contact
-
-from .parents import OuterProxy
-
-from .artwork import Artwork
-
 DatabaseObject = OuterProxy

music_kraken/objects/artwork.py

@@ -1,64 +1,243 @@
 from __future__ import annotations
 
-from typing import List, Optional, Dict, Tuple, Type, Union, TypedDict
-
-from .collection import Collection
-from .metadata import (
-    Mapping as id3Mapping,
-    ID3Timestamp,
-    Metadata
-)
-from ..utils.string_processing import unify, hash_url
-
-from .parents import OuterProxy as Base
+from copy import copy
+from dataclasses import dataclass, field
+from functools import cached_property
+from typing import Dict, List, Optional, Set, Tuple, Type, TypedDict, Union
 
+from ..connection import Connection
+from ..utils import create_dataclass_instance, custom_hash
 from ..utils.config import main_settings
+from ..utils.enums import PictureType
+from ..utils.string_processing import hash_url, unify
+from .collection import Collection
+from .metadata import ID3Timestamp
+from .metadata import Mapping as id3Mapping
+from .metadata import Metadata
+from .parents import OuterProxy as Base
+from .target import Target
+from PIL import Image
+
+import imagehash
+
+artwork_connection: Connection = Connection(module="artwork")
 
 
-class ArtworkVariant(TypedDict):
+@dataclass
+class ArtworkVariant:
     url: str
-    width: int
-    height: int
-    deviation: float
+    width: Optional[int] = None
+    heigth: Optional[int] = None
+    image_format: Optional[str] = None
 
+    def __hash__(self) -> int:
+        return custom_hash(self.url)
 
-class Artwork:
-    def __init__(self, *variants: List[ArtworkVariant]) -> None:
-        self._variant_mapping: Dict[str, ArtworkVariant] = {}
+    def __eq__(self, other: ArtworkVariant) -> bool:
+        return hash(self) == hash(other)
 
-        for variant in variants:
-            self.append(**variant)
+    def __contains__(self, other: str) -> bool:
+        return custom_hash(other) == hash(self.url)
 
-    @staticmethod
-    def _calculate_deviation(*dimensions: List[int]) -> float:
-        return sum(abs(d - main_settings["preferred_artwork_resolution"]) for d in dimensions) / len(dimensions)
+    def __merge__(self, other: ArtworkVariant) -> None:
+        for key, value in other.__dict__.items():
+            if value is None:
+                continue
 
-    def append(self, url: str, width: int = main_settings["preferred_artwork_resolution"], height: int = main_settings["preferred_artwork_resolution"], **kwargs) -> None:
-        if url is None:
+            if getattr(self, key) is None:
+                setattr(self, key, value)
+
+    @cached_property
+    def target(self) -> Target:
+        return Target.temp()
+
+    def fetch(self) -> None:
+        global artwork_connection
+
+        r = artwork_connection.get(self.url, name=hash_url(self.url))
+        if r is None:
             return
 
-        self._variant_mapping[hash_url(url=url)] = {
-            "url": url,
-            "width": width,
-            "height": height,
-            "deviation": self._calculate_deviation(width, height),
-        }
+        self.target.raw_content = r.content
+
+@dataclass
+class Artwork:
+    variants: List[ArtworkVariant] = field(default_factory=list)
+
+    artwork_type: PictureType = PictureType.OTHER
+
+    def search_variant(self, url: str) -> Optional[ArtworkVariant]:
+        if url is None: 
+            return None
+
+        for variant in self.variants:
+            if url in variant:
+                return variant
+
+        return None
+
+    def __contains__(self, other: str) -> bool:
+        return self.search_variant(other) is not None
+
+    def add_data(self, **kwargs) -> None:
+        variant = self.search_variant(kwargs.get("url"))
+
+        if variant is None:
+            variant, kwargs = create_dataclass_instance(ArtworkVariant, kwargs)
+            self.variants.append(variant)
+
+        variant.__dict__.update(kwargs)
 
     @property
-    def best_variant(self) -> ArtworkVariant:
-        if len(self._variant_mapping.keys()) <= 0:
+    def url(self) -> Optional[str]:
+        if len(self.variants) <= 0:
             return None
-        return min(self._variant_mapping.values(), key=lambda x: x["deviation"])
+        return self.variants[0].url
+
+    def fetch(self) -> None:
+        for variant in self.variants:
+            variant.fetch()
+
+
+class ArtworkCollection:
+    """
+    Stores all the images/artworks for one data object.
+    
+    There could be duplicates before calling ArtworkCollection.compile()  
+    _this is called before one object is downloaded automatically._
+    """
+
+    artwork_type: PictureType = PictureType.OTHER
+
+    def __init__(
+        self, 
+        *data: List[Artwork], 
+        parent_artworks: Set[ArtworkCollection] = None, 
+        crop_images: bool = True,
+    ) -> None:
+        # this is used for the song artwork, to fall back to the song artwork
+        self.parent_artworks: Set[ArtworkCollection] = parent_artworks or set()
+        self.crop_images: bool = crop_images
+        
+        self._data = []
+        self.extend(data)
+
+    def search_artwork(self, url: str) -> Optional[ArtworkVariant]:
+        for artwork in self._data:
+            if url in artwork:
+                return artwork
+
+        return None
+    
+    def __contains__(self, other: str) -> bool:
+        return self.search_artwork(other) is not None
+
+    def _create_new_artwork(self, **kwargs) -> Tuple[Artwork, dict]:
+        kwargs["artwork_type"] = kwargs.get("artwork_type", self.artwork_type)
+
+        return create_dataclass_instance(Artwork, dict(**kwargs))
+
+    def add_data(self, url: str, **kwargs) -> Artwork:
+        kwargs["url"] = url
+
+        artwork = self.search_artwork(url)
+
+        if artwork is None:
+            artwork, kwargs = self._create_new_artwork(**kwargs)
+            self._data.append(artwork)
+
+        artwork.add_data(**kwargs)
+        return artwork
+
+    def append(self, value: Union[Artwork, ArtworkVariant, dict], **kwargs):
+        """
+        You can append the types Artwork, ArtworkVariant or dict 
+        the best option would be to use Artwork and avoid the other options.
+        """
+        if isinstance(value, dict):
+            kwargs.update(value)
+            value, kwargs = create_dataclass_instance(ArtworkVariant, kwargs)
+        
+        if isinstance(value, ArtworkVariant):
+            kwargs["variants"] = [value]
+            value, kwargs = create_dataclass_instance(Artwork, kwargs)
+
+        if isinstance(value, Artwork):
+            self._data.append(value)
+            return
+    
+    def extend(self, values: List[Union[Artwork, ArtworkVariant, dict]], **kwargs):
+        for value in values:
+            self.append(value, **kwargs)
+
+    def compile(self, **kwargs) -> None:
+        """
+        This will make the artworks ready for download and delete duplicates.
+        """
+        artwork_hashes: list = list()
+        artwork_urls: list = list()
+        for artwork in self._data:
+            index = 0
+            for artwork_variant in artwork.variants:
+                r = artwork_connection.get(
+                    url=artwork_variant.url,
+                    name=artwork_variant.url,
+                )
+
+                if artwork_variant.url in artwork_urls:
+                    artwork.variants.pop(index)
+                    continue
+                artwork_urls.append(artwork_variant.url)
+
+                target: Target = artwork_variant.target
+                with target.open("wb") as f:
+                    f.write(r.content)
+
+                with Image.open(target.file_path) as img:
+                    # https://stackoverflow.com/a/59476938/16804841
+                    if img.mode != 'RGB':
+                        img = img.convert('RGB')
+                    
+                    try:
+                        image_hash = imagehash.crop_resistant_hash(img)
+                    except Exception as e:
+                        continue
+
+                    if image_hash in artwork_hashes:
+                        artwork.variants.pop(index)
+                        target.delete()
+                        continue
+                    artwork_hashes.append(image_hash)
+                    width, height = img.size
+                    if width != height:
+                        if width > height:
+                            img = img.crop((width // 2 - height // 2, 0, width // 2 + height // 2, height))
+                        else:
+                            img = img.crop((0, height // 2 - width // 2, width, height // 2 + width // 2))
+
+                        # resize the image to the preferred resolution
+                        img.thumbnail((main_settings["preferred_artwork_resolution"], main_settings["preferred_artwork_resolution"]))
+                        index =+ 1
+                    
+                    
+
+    def __merge__(self, other: ArtworkCollection, **kwargs) -> None:
+        self.parent_artworks.update(other.parent_artworks)
+        for other_artwork in other._data:
+            for other_variant in other_artwork.variants:
+                if self.__contains__(other_variant.url):
+                    continue
+                self.append(ArtworkVariant(other_variant.url))
+
+
+    def __hash__(self) -> int:
+        return id(self)
+
+    def __iter__(self) -> Generator[Artwork, None, None]:
+        yield from self._data
+
+    def get_urls(self) -> Generator[str, None, None]:
+        yield from (artwork.url for artwork in self._data if artwork.url is not None)
 
-    def get_variant_name(self, variant: ArtworkVariant) -> str:
-        return f"artwork_{variant['width']}x{variant['height']}_{hash_url(variant['url']).replace('/', '_')}"
     
-    def __merge__(self, other: Artwork, **kwargs) -> None:
-        for key, value in other._variant_mapping.items():
-            if key not in self._variant_mapping:
-                self._variant_mapping[key] = value
     
-    def __eq__(self, other: Artwork) -> bool:
-        if not isinstance(other, Artwork):
-            return False
-        return any(a == b for a, b in zip(self._variant_mapping.keys(), other._variant_mapping.keys()))

music_kraken/objects/collection.py

@@ -1,16 +1,43 @@
 from __future__ import annotations
 
-from collections import defaultdict
-from typing import TypeVar, Generic, Dict, Optional, Iterable, List, Iterator, Tuple, Generator, Union, Any, Set
 import copy
+from collections import defaultdict
+from dataclasses import dataclass
+from typing import (Any, Callable, Dict, Generator, Generic, Iterable,
+                    Iterator, List, Optional, Set, Tuple, TypeVar, Union)
 
-from .parents import OuterProxy
-from ..utils import object_trace
-from ..utils import output, BColors
+from ..utils import BColors, object_trace, output
+from .parents import InnerData, OuterProxy
 
 T = TypeVar('T', bound=OuterProxy)
 
 
+@dataclass
+class AppendHookArguments:
+    """
+    This class is used to store the arguments for the append hook.
+    The best explanation is with an examples:
+    
+    ```
+    album = Album()  
+    song = Song()  
+    album.song_collection.append(song)  
+    ```
+
+    In this case, the append hook is triggered with the following arguments:
+    ```
+    AppendHookArguments(  
+        collection=album.song_collection,  
+        new_object=song,  
+        collection_root_objects=[album]  
+    )  
+    ```
+    """
+
+    collection: Collection
+    new_object: T
+    collection_root_objects: Set[InnerData]
+
 class Collection(Generic[T]):
     __is_collection__ = True
 
@@ -27,6 +54,7 @@ class Collection(Generic[T]):
             sync_on_append: Dict[str, Collection] = None,
             append_object_to_attribute: Dict[str, T] = None,
             extend_object_to_attribute: Dict[str, Collection] = None,
+            append_callbacks: Set[Callable[[AppendHookArguments], None]] = None,
     ) -> None:
         self._collection_for: dict = dict()
 
@@ -41,6 +69,7 @@ class Collection(Generic[T]):
         self.sync_on_append: Dict[str, Collection] = sync_on_append or {}
         self.pull_from: List[Collection] = []
         self.push_to: List[Collection] = []
+        self.append_callbacks: Set[Callable[[AppendHookArguments], None]] = append_callbacks or set()
 
         # This is to cleanly unmap previously mapped items by their id
         self._indexed_from_id: Dict[int, Dict[str, Any]] = defaultdict(dict)
@@ -141,6 +170,14 @@ class Collection(Generic[T]):
         for attribute, new_object in self.append_object_to_attribute.items():
             other.__getattribute__(attribute).append(new_object, **kwargs)
 
+        append_hook_args = AppendHookArguments(
+            collection=self,
+            new_object=other,
+            collection_root_objects=self._collection_for.keys(),
+        )
+        for callback in self.append_callbacks:
+            callback(append_hook_args)
+
     def append(self, other: Optional[T], **kwargs):
         """
         If an object, that represents the same entity exists in a relevant collection,

music_kraken/objects/song.py

@@ -1,35 +1,32 @@
 from __future__ import annotations
 
+import copy
 import random
 from collections import defaultdict
-from typing import List, Optional, Dict, Tuple, Type, Union
-import copy
+from typing import Dict, List, Optional, Tuple, Type, Union
 
 import pycountry
 
-from ..utils.enums.album import AlbumType, AlbumStatus
-from .collection import Collection
-from .formatted_text import FormattedText
-from .lyrics import Lyrics
-from .contact import Contact
-from .artwork import Artwork
-from .metadata import (
-    Mapping as id3Mapping,
-    ID3Timestamp,
-    Metadata
-)
-from .option import Options
-from .parents import OuterProxy, P
-from .source import Source, SourceCollection
-from .target import Target
-from .country import Language, Country
+from ..utils.config import main_settings
+from ..utils.enums.album import AlbumStatus, AlbumType
+from ..utils.enums.colors import BColors
 from ..utils.shared import DEBUG_PRINT_ID
 from ..utils.string_processing import unify
-
+from .artwork import ArtworkCollection
+from .collection import AppendHookArguments, Collection
+from .contact import Contact
+from .country import Country, Language
+from .formatted_text import FormattedText
+from .lyrics import Lyrics
+from .metadata import ID3Timestamp
+from .metadata import Mapping as id3Mapping
+from .metadata import Metadata
+from .option import Options
+from .parents import OuterProxy
 from .parents import OuterProxy as Base
-
-from ..utils.config import main_settings
-from ..utils.enums.colors import BColors
+from .parents import P
+from .source import Source, SourceCollection
+from .target import Target
 
 """
 All Objects dependent 
@@ -89,7 +86,7 @@ class Song(Base):
     genre: str
     note: FormattedText
     tracksort: int
-    artwork: Artwork
+    artwork: ArtworkCollection
 
     source_collection: SourceCollection
     target_collection: Collection[Target]
@@ -105,7 +102,7 @@ class Song(Base):
         "source_collection": SourceCollection,
         "target_collection": Collection,
         "lyrics_collection": Collection,
-        "artwork": Artwork,
+        "artwork": ArtworkCollection,
 
         "album_collection": Collection,
         "artist_collection": Collection,
@@ -133,7 +130,7 @@ class Song(Base):
         feature_artist_list: List[Artist] = None,
         album_list: List[Album] = None, 
         tracksort: int = 0, 
-        artwork: Optional[Artwork] = None, 
+        artwork: Optional[ArtworkCollection] = None, 
         **kwargs
     ) -> None:
         real_kwargs = copy.copy(locals())
@@ -144,6 +141,14 @@ class Song(Base):
     UPWARDS_COLLECTION_STRING_ATTRIBUTES = ("artist_collection", "feature_artist_collection", "album_collection")
     TITEL = "title"
 
+    @staticmethod
+    def register_artwork_parent(append_hook_arguments: AppendHookArguments):
+        album: Album = append_hook_arguments.new_object
+
+        song: Song
+        for song in append_hook_arguments.collection_root_objects:
+            song.artwork.parent_artworks.add(album.artwork)
+
     def __init_collections__(self) -> None:
         self.feature_artist_collection.push_to = [self.artist_collection]
         self.artist_collection.pull_from = [self.feature_artist_collection]
@@ -161,6 +166,7 @@ class Song(Base):
         self.feature_artist_collection.extend_object_to_attribute = {
             "album_collection": self.album_collection
         }
+        self.album_collection.append_callbacks = set((Song.register_artwork_parent, ))
 
     def _add_other_db_objects(self, object_type: Type[OuterProxy], object_list: List[OuterProxy]):
         if object_type is Song:
@@ -178,6 +184,10 @@ class Song(Base):
             self.album_collection.extend(object_list)
             return
 
+    def _compile(self):
+        self.artwork.compile()
+
+
     INDEX_DEPENDS_ON = ("title", "isrc", "source_collection")
 
     @property
@@ -249,6 +259,7 @@ class Album(Base):
     albumsort: int
     notes: FormattedText
 
+    artwork: ArtworkCollection
     source_collection: SourceCollection
 
     song_collection: Collection[Song]
@@ -268,6 +279,7 @@ class Album(Base):
         "date": ID3Timestamp,
         "notes": FormattedText,
 
+        "artwork": lambda: ArtworkCollection(crop_images=False),
         "source_collection": SourceCollection,
 
         "song_collection": Collection,
@@ -290,6 +302,7 @@ class Album(Base):
         barcode: str = None, 
         albumsort: int = None, 
         notes: FormattedText = None,
+        artwork: ArtworkCollection = None,
         source_list: List[Source] = None, 
         artist_list: List[Artist] = None, 
         song_list: List[Song] = None,
@@ -304,6 +317,13 @@ class Album(Base):
     DOWNWARDS_COLLECTION_STRING_ATTRIBUTES = ("song_collection",)
     UPWARDS_COLLECTION_STRING_ATTRIBUTES = ("label_collection", "artist_collection")
 
+    @staticmethod
+    def register_artwork_parent(append_hook_arguments: AppendHookArguments):
+        song: Song = append_hook_arguments.new_object
+
+        for root_object in append_hook_arguments.collection_root_objects:
+            song.artwork.parent_artworks.add(root_object.artwork)
+
     def __init_collections__(self):
         self.feature_artist_collection.push_to = [self.artist_collection]
         self.artist_collection.pull_from = [self.feature_artist_collection]
@@ -322,6 +342,8 @@ class Album(Base):
             "label_collection": self.label_collection
         }
 
+        self.song_collection.append_callbacks = set((Album.register_artwork_parent, ))
+
     def _add_other_db_objects(self, object_type: Type[OuterProxy], object_list: List[OuterProxy]):
         if object_type is Song:
             self.song_collection.extend(object_list)
@@ -477,6 +499,8 @@ class Artist(Base):
     general_genre: str
     unformatted_location: str
 
+    artwork: ArtworkCollection
+
     source_collection: SourceCollection
     contact_collection: Collection[Contact]
 
@@ -493,6 +517,8 @@ class Artist(Base):
         "lyrical_themes": list,
         "general_genre": lambda: "",
 
+        "artwork": ArtworkCollection,
+
         "source_collection": SourceCollection,
         "album_collection": Collection,
         "contact_collection": Collection,
@@ -511,6 +537,7 @@ class Artist(Base):
         notes: FormattedText = None, 
         lyrical_themes: List[str] = None,
         general_genre: str = None, 
+        artwork: ArtworkCollection = None,
         unformatted_location: str = None, 
         source_list: List[Source] = None,
         contact_list: List[Contact] = None, 

music_kraken/objects/target.py

@@ -1,17 +1,17 @@
 from __future__ import annotations
 
-from pathlib import Path
-from typing import List, Tuple, TextIO, Union, Optional
 import logging
 import random
+from pathlib import Path
+from typing import List, Optional, TextIO, Tuple, Union
+
 import requests
 from tqdm import tqdm
 
-from .parents import OuterProxy
+from ..utils.config import logging_settings, main_settings
 from ..utils.shared import HIGHEST_ID
-from ..utils.config import main_settings, logging_settings
 from ..utils.string_processing import fit_to_file_system
-
+from .parents import OuterProxy
 
 LOGGER = logging.getLogger("target")
 
@@ -31,7 +31,8 @@ class Target(OuterProxy):
     }
 
     @classmethod
-    def temp(cls, name: str = str(random.randint(0, HIGHEST_ID)), file_extension: Optional[str] = None) -> P:
+    def temp(cls, name: str = None, file_extension: Optional[str] = None) -> P:
+        name = name or str(random.randint(0, HIGHEST_ID))
         if file_extension is not None:
             name = f"{name}.{file_extension}"
 
@@ -117,3 +118,11 @@ class Target(OuterProxy):
 
     def read_bytes(self) -> bytes:
         return self.file_path.read_bytes()
+
+    @property
+    def raw_content(self) -> bytes:
+        return self.file_path.read_bytes()
+
+    @raw_content.setter
+    def raw_content(self, content: bytes):
+        self.file_path.write_bytes(content)

music_kraken/pages/__init__.py

@@ -1,52 +1,8 @@
-import importlib
-import inspect
-import logging
-import pkgutil
-import sys
-from collections import defaultdict
-from copy import copy
-from pathlib import Path
-from typing import Dict, Generator, List, Set, Type
+from .encyclopaedia_metallum import EncyclopaediaMetallum
+from .musify import Musify
+from .youtube import YouTube
+from .youtube_music import YoutubeMusic
+from .bandcamp import Bandcamp
+from .genius import Genius
 
-from ._bandcamp import Bandcamp
-from ._encyclopaedia_metallum import EncyclopaediaMetallum
-from ._genius import Genius
-from ._musify import Musify
-from ._youtube import YouTube
-from ._youtube_music import YoutubeMusic
-
-
-def import_children():
-    _page_directory = Path(__file__).parent
-    _stem_blacklist = set(["__pycache__", "__init__"])
-
-    for _file in _page_directory.iterdir():
-        if _file.stem in _stem_blacklist:
-            continue
-        
-        logging.debug(f"importing {_file.absolute()}")
-        exec(f"from . import {_file.stem}")
-
-# module_blacklist = set(sys.modules.keys())
-import_children()
-
-"""
-classes = set()
-
-print(__name__)
-for module_name, module in sys.modules.items():
-    if module_name in module_blacklist or not module_name.startswith(__name__):
-        continue
-
-    print("scanning module", module_name)
-    for name, obj in inspect.getmembers(module, predicate=inspect.isclass):
-        _module = obj.__module__
-        if _module.startswith(__name__) and hasattr(obj, "SOURCE_TYPE"):
-            print("checking object", name, obj.__module__)
-            classes.add(obj)
-    print()
-
-print(*(c.__name__ for c in classes), sep=",\t")
-
-__all__ = [c.__name__ for c in classes]
-"""
+from .abstract import Page, INDEPENDENT_DB_OBJECTS

music_kraken/pages/abstract.py

@@ -0,0 +1,157 @@
+import logging
+import random
+import re
+from copy import copy
+from pathlib import Path
+from typing import Optional, Union, Type, Dict, Set, List, Tuple, TypedDict
+from string import Formatter
+from dataclasses import dataclass, field
+
+import requests
+from bs4 import BeautifulSoup
+
+from ..connection import Connection
+from ..objects import (
+    Song,
+    Source,
+    Album,
+    Artist,
+    Target,
+    DatabaseObject,
+    Options,
+    Collection,
+    Label,
+)
+from ..utils.enums import SourceType
+from ..utils.enums.album import AlbumType
+from ..audio import write_metadata_to_target, correct_codec
+from ..utils.config import main_settings
+from ..utils.support_classes.query import Query
+from ..utils.support_classes.download_result import DownloadResult
+from ..utils.string_processing import fit_to_file_system
+from ..utils import trace, output, BColors
+
+INDEPENDENT_DB_OBJECTS = Union[Label, Album, Artist, Song]
+INDEPENDENT_DB_TYPES = Union[Type[Song], Type[Album], Type[Artist], Type[Label]]
+
+@dataclass
+class FetchOptions:
+    download_all: bool = False
+    album_type_blacklist: Set[AlbumType] = field(default_factory=lambda: set(AlbumType(a) for a in main_settings["album_type_blacklist"]))
+
+@dataclass
+class DownloadOptions:
+    download_all: bool = False
+    album_type_blacklist: Set[AlbumType] = field(default_factory=lambda: set(AlbumType(a) for a in main_settings["album_type_blacklist"]))
+
+    process_audio_if_found: bool = False
+    process_metadata_if_found: bool = True
+
+class Page:
+    SOURCE_TYPE: SourceType
+    LOGGER: logging.Logger
+
+    def __new__(cls, *args, **kwargs):
+        cls.LOGGER = logging.getLogger(cls.__name__)
+
+        return super().__new__(cls)
+
+    def __init__(self, download_options: DownloadOptions = None, fetch_options: FetchOptions = None):
+        self.SOURCE_TYPE.register_page(self)
+        
+        self.download_options: DownloadOptions = download_options or DownloadOptions()
+        self.fetch_options: FetchOptions = fetch_options or FetchOptions()
+
+    def _search_regex(self, pattern, string, default=None, fatal=True, flags=0, group=None):
+        """
+        Perform a regex search on the given string, using a single or a list of
+        patterns returning the first matching group.
+        In case of failure return a default value or raise a WARNING or a
+        RegexNotFoundError, depending on fatal, specifying the field name.
+        """
+
+        if isinstance(pattern, str):
+            mobj = re.search(pattern, string, flags)
+        else:
+            for p in pattern:
+                mobj = re.search(p, string, flags)
+                if mobj:
+                    break
+
+        if mobj:
+            if group is None:
+                # return the first matching group
+                return next(g for g in mobj.groups() if g is not None)
+            elif isinstance(group, (list, tuple)):
+                return tuple(mobj.group(g) for g in group)
+            else:
+                return mobj.group(group)
+
+        return default
+
+    def get_source_type(self, source: Source) -> Optional[Type[DatabaseObject]]:
+        return None
+
+    def get_soup_from_response(self, r: requests.Response) -> BeautifulSoup:
+        return BeautifulSoup(r.content, "html.parser")
+
+    # to search stuff
+    def search(self, query: Query) -> List[DatabaseObject]:
+        music_object = query.music_object
+
+        search_functions = {
+            Song: self.song_search,
+            Album: self.album_search,
+            Artist: self.artist_search,
+            Label: self.label_search
+        }
+
+        if type(music_object) in search_functions:
+            r = search_functions[type(music_object)](music_object)
+            if r is not None and len(r) > 0:
+                return r
+
+        r = []
+        for default_query in query.default_search:
+            for single_option in self.general_search(default_query):
+                r.append(single_option)
+
+        return r
+
+    def general_search(self, search_query: str) -> List[DatabaseObject]:
+        return []
+
+    def label_search(self, label: Label) -> List[Label]:
+        return []
+
+    def artist_search(self, artist: Artist) -> List[Artist]:
+        return []
+
+    def album_search(self, album: Album) -> List[Album]:
+        return []
+
+    def song_search(self, song: Song) -> List[Song]:
+        return []
+
+    # to fetch stuff
+    def fetch_song(self, source: Source, stop_at_level: int = 1) -> Song:
+        return Song()
+
+    def fetch_album(self, source: Source, stop_at_level: int = 1) -> Album:
+        return Album()
+
+    def fetch_artist(self, source: Source, stop_at_level: int = 1) -> Artist:
+        return Artist()
+
+    def fetch_label(self, source: Source, stop_at_level: int = 1) -> Label:
+        return Label()
+
+    # to download stuff
+    def get_skip_intervals(self, song: Song, source: Source) -> List[Tuple[float, float]]:
+        return []
+
+    def post_process_hook(self, song: Song, temp_target: Target, **kwargs):
+        pass
+
+    def download_song_to_target(self, source: Source, target: Target, desc: str = None) -> DownloadResult:
+        return DownloadResult()

music_kraken/pages/bandcamp.py

@@ -7,16 +7,16 @@ import pycountry
 from bs4 import BeautifulSoup
 
 from ..connection import Connection
-from ..download import Page
-from ..objects import (Album, Artist, Artwork, Contact, DatabaseObject,
-                       FormattedText, ID3Timestamp, Label, Lyrics, Song,
-                       Source, SourceType, Target)
+from ..objects import (Album, Artist, ArtworkCollection, Contact,
+                       DatabaseObject, FormattedText, ID3Timestamp, Label,
+                       Lyrics, Song, Source, SourceType, Target)
 from ..utils import dump_to_file
 from ..utils.config import logging_settings, main_settings
 from ..utils.enums import ALL_SOURCE_TYPES, SourceType
 from ..utils.shared import DEBUG
 from ..utils.string_processing import clean_song_title
 from ..utils.support_classes.download_result import DownloadResult
+from .abstract import Page
 
 if DEBUG:
     from ..utils import dump_to_file
@@ -228,6 +228,11 @@ class Bandcamp(Page):
             for subsoup in html_music_grid.find_all("li"):
                 artist.album_collection.append(self._parse_album(soup=subsoup, initial_source=source))
 
+        # artist artwork
+        artist_artwork: BeautifulSoup = soup.find("img", {"class":"band-photo"})
+        if artist_artwork is not None:
+            artist.artwork.add_data(artist_artwork.get("data-src", artist_artwork.get("src")))
+        
         for i, data_blob_soup in enumerate(soup.find_all("div", {"id": ["pagedata", "collectors-data"]})):
             data_blob = data_blob_soup["data-blob"]
 
@@ -242,7 +247,7 @@ class Bandcamp(Page):
         artist.source_collection.append(source)
         return artist
 
-    def _parse_track_element(self, track: dict, artwork: Artwork) -> Optional[Song]:
+    def _parse_track_element(self, track: dict, artwork: ArtworkCollection) -> Optional[Song]:
         lyrics_list: List[Lyrics] = []
 
         _lyrics: Optional[str] = track.get("item", {}).get("recordingOf", {}).get("lyrics", {}).get("text")
@@ -276,9 +281,15 @@ class Bandcamp(Page):
         artist_source_list = []
         if "@id" in artist_data:
             artist_source_list = [Source(self.SOURCE_TYPE, _parse_artist_url(artist_data["@id"]))]
+
+
+        source_list: List[Source] = [source]
+        if "mainEntityOfPage" in data or "@id" in data:
+            source_list.append(Source(self.SOURCE_TYPE, data.get("mainEntityOfPage", data["@id"])))
+
         album = Album(
             title=data["name"].strip(),
-            source_list=[Source(self.SOURCE_TYPE, data.get("mainEntityOfPage", data["@id"]))],
+            source_list=source_list,
             date=ID3Timestamp.strptime(data["datePublished"], "%d %b %Y %H:%M:%S %Z"),
             artist_list=[Artist(
                 name=artist_data["name"].strip(),
@@ -286,7 +297,7 @@ class Bandcamp(Page):
             )]
         )
 
-        artwork: Artwork = Artwork()
+        artwork: ArtworkCollection = ArtworkCollection()
 
         def _get_artwork_url(_data: dict) -> Optional[str]:
             if "image" in _data:
@@ -297,15 +308,14 @@ class Bandcamp(Page):
 
         _artwork_url = _get_artwork_url(data)
         if _artwork_url is not None:
-            artwork.append(url=_artwork_url, width=350, height=350)
+            artwork.add_data(url=_artwork_url, width=350, height=350)
         else:
             for album_release in data.get("albumRelease", []):
                 _artwork_url = _get_artwork_url(album_release)
                 if _artwork_url is not None:
-                    artwork.append(url=_artwork_url, width=350, height=350)
+                    artwork.add_data(url=_artwork_url, width=350, height=350)
                     break
 
-
         for i, track_json in enumerate(data.get("track", {}).get("itemListElement", [])):
             if DEBUG:
                 dump_to_file(f"album_track_{i}.json", json.dumps(track_json), is_json=True, exit_after_dump=False)
@@ -351,17 +361,29 @@ class Bandcamp(Page):
         for key, value in other_data.get("trackinfo", [{}])[0].get("file", {"": None}).items():
             mp3_url = value
 
+        source_list: List[Source] = [source]
+        if "mainEntityOfPage" in data or "@id" in data:
+            source_list.append(Source(self.SOURCE_TYPE, data.get("mainEntityOfPage", data["@id"]), audio_url=mp3_url))
+
+        source_list_album: List[Source] = [source]
+        if "@id" in album_data:
+            source_list_album.append(Source(self.SOURCE_TYPE, album_data["@id"]))
+
+        source_list_artist: List[Source] = [source]
+        if "@id" in artist_data:
+            source_list_artist.append(Source(self.SOURCE_TYPE, _parse_artist_url(artist_data["@id"])))
+
         song = Song(
             title=clean_song_title(data["name"], artist_name=artist_data["name"]),
-            source_list=[source, Source(self.SOURCE_TYPE, data.get("mainEntityOfPage", data["@id"]), audio_url=mp3_url)],
+            source_list=source_list,
             album_list=[Album(
                 title=album_data["name"].strip(),
                 date=ID3Timestamp.strptime(data["datePublished"], "%d %b %Y %H:%M:%S %Z"),
-                source_list=[Source(self.SOURCE_TYPE, album_data["@id"])]
+                source_list=source_list_album
             )],
             artist_list=[Artist(
                 name=artist_data["name"].strip(),
-                source_list=[Source(self.SOURCE_TYPE, _parse_artist_url(artist_data["@id"]))]
+                source_list=source_list_artist
             )],
             lyrics_list=self._fetch_lyrics(soup=soup)
         )

music_kraken/pages/encyclopaedia_metallum.py

@@ -1,20 +1,31 @@
 from collections import defaultdict
-from typing import Dict, List, Optional, Type, Union
-from urllib.parse import urlencode, urlparse
-
-import pycountry
+from typing import List, Optional, Dict, Type, Union
 from bs4 import BeautifulSoup
+import pycountry
+from urllib.parse import urlparse, urlencode
 
 from ..connection import Connection
-from ..download import Page
-from ..objects import (Album, Artist, DatabaseObject, FormattedText,
-                       ID3Timestamp, Label, Lyrics, Options, Song, Source)
-from ..utils import dump_to_file
 from ..utils.config import logging_settings
-from ..utils.enums import ALL_SOURCE_TYPES, SourceType
+from .abstract import Page
+from ..utils.enums import SourceType, ALL_SOURCE_TYPES
 from ..utils.enums.album import AlbumType
-from ..utils.shared import DEBUG
 from ..utils.support_classes.query import Query
+from ..objects import (
+    Lyrics,
+    Artist,
+    Source,
+    Song,
+    Album,
+    ID3Timestamp,
+    FormattedText,
+    Label,
+    Options,
+    DatabaseObject
+)
+from ..utils.shared import DEBUG
+from ..utils import dump_to_file
+
+
 
 ALBUM_TYPE_MAP: Dict[str, AlbumType] = defaultdict(lambda: AlbumType.OTHER, {
     "Full-length": AlbumType.STUDIO_ALBUM,
@@ -196,7 +207,6 @@ def create_grid(
 
 
 class EncyclopaediaMetallum(Page):
-    REGISTER = False
     SOURCE_TYPE = ALL_SOURCE_TYPES.ENCYCLOPAEDIA_METALLUM
     LOGGER = logging_settings["metal_archives_logger"]
     

music_kraken/pages/genius.py

@@ -1,4 +1,5 @@
-import json
+import simplejson as json
+from json_unescape import escape_json, unescape_json
 from enum import Enum
 from typing import List, Optional, Type
 from urllib.parse import urlencode, urlparse, urlunparse
@@ -7,16 +8,16 @@ import pycountry
 from bs4 import BeautifulSoup
 
 from ..connection import Connection
-from ..download import Page
-from ..objects import (Album, Artist, Artwork, Contact, DatabaseObject,
-                       FormattedText, ID3Timestamp, Label, Lyrics, Song,
-                       Source, SourceType, Target)
+from ..objects import (Album, Artist, ArtworkCollection, Contact,
+                       DatabaseObject, FormattedText, ID3Timestamp, Label,
+                       Lyrics, Song, Source, SourceType, Target)
 from ..utils import dump_to_file, traverse_json_path
 from ..utils.config import logging_settings, main_settings
 from ..utils.enums import ALL_SOURCE_TYPES, SourceType
 from ..utils.shared import DEBUG
 from ..utils.string_processing import clean_song_title
 from ..utils.support_classes.download_result import DownloadResult
+from .abstract import Page
 
 if DEBUG:
     from ..utils import dump_to_file
@@ -45,34 +46,34 @@ class Genius(Page):
 
         return Song
 
-    def add_to_artwork(self, artwork: Artwork, url: str):
+    def add_to_artwork(self, artwork: ArtworkCollection, url: str):
         if url is None:
             return
         
         url_frags = url.split(".")
         if len(url_frags) < 2:
-            artwork.append(url=url)
+            artwork.add_data(url=url)
             return
 
         dimensions = url_frags[-2].split("x")
         if len(dimensions) < 2:
-            artwork.append(url=url)
+            artwork.add_data(url=url)
             return
 
         if len(dimensions) == 3:
             dimensions = dimensions[:-1]
         
         try:
-            artwork.append(url=url, width=int(dimensions[0]), height=int(dimensions[1]))
+            artwork.add_data(url=url, width=int(dimensions[0]), height=int(dimensions[1]))
         except ValueError:
-            artwork.append(url=url)
+            artwork.add_data(url=url)
 
     def parse_api_object(self, data: dict) -> Optional[DatabaseObject]:
         if data is None:
             return None
         object_type = data.get("_type")
 
-        artwork = Artwork()
+        artwork = ArtworkCollection()
         self.add_to_artwork(artwork, data.get("header_image_url"))
         self.add_to_artwork(artwork, data.get("image_url"))
         
@@ -123,7 +124,7 @@ class Genius(Page):
                 source_list=[source],
                 artist_list=[self.parse_api_object(data.get("artist"))],
                 artwork=artwork,
-                date=ID3Timestamp(**data.get("release_date_components", {})),
+                date=ID3Timestamp(**(data.get("release_date_components") or {})),
             )
 
         if object_type == "song":
@@ -268,7 +269,8 @@ class Genius(Page):
         # get the contents that are between `JSON.parse('` and `');`
         content = self.get_json_content_from_response(r, start="window.__PRELOADED_STATE__ = JSON.parse('", end="');\n      window.__APP_CONFIG__ = ")
         if content is not None:
-            content = content.replace("\\\\", "\\").replace('\\"', '"').replace("\\'", "'")
+            #IMPLEMENT FIX FROM HAZEL
+            content = escape_json(content)
             data = json.loads(content) 
 
             lyrics_html = traverse_json_path(data, "songPage.lyricsData.body.html", default=None)

music_kraken/pages/musify.py

@@ -8,9 +8,10 @@ import pycountry
 from bs4 import BeautifulSoup
 
 from ..connection import Connection
-from ..download import Page
-from ..objects import (Album, Artist, Artwork, DatabaseObject, FormattedText,
-                       ID3Timestamp, Label, Lyrics, Song, Source, Target)
+from ..objects import (Album, Artist, DatabaseObject,
+                       FormattedText, ID3Timestamp, Label, Lyrics, Song,
+                       Source, Target)
+from ..objects.artwork import (Artwork, ArtworkVariant, ArtworkCollection)
 from ..utils import shared, string_processing
 from ..utils.config import logging_settings, main_settings
 from ..utils.enums import ALL_SOURCE_TYPES, SourceType
@@ -18,6 +19,7 @@ from ..utils.enums.album import AlbumStatus, AlbumType
 from ..utils.string_processing import clean_song_title
 from ..utils.support_classes.download_result import DownloadResult
 from ..utils.support_classes.query import Query
+from .abstract import Page
 
 """
 https://musify.club/artist/ghost-bath-280348?_pjax=#bodyContent
@@ -474,11 +476,11 @@ class Musify(Page):
             
             track_name = list_points[4].text.strip()
 
-        # artwork
-        artwork: Artwork = Artwork()
+        # album artwork
+        artwork: ArtworkCollection = ArtworkCollection()
         album_image_element_list: List[BeautifulSoup] = soup.find_all("img", {"class": "album-img"})
         for album_image_element in album_image_element_list:
-            artwork.append(url=album_image_element.get("data-src", album_image_element.get("src")))
+            artwork.add_data(url=album_image_element.get("data-src", album_image_element.get("src")))
         
         # lyrics
         lyrics_container: List[BeautifulSoup] = soup.find_all("div", {"id": "tabLyrics"})
@@ -743,11 +745,18 @@ class Musify(Page):
                     except ValueError:
                         self.LOGGER.debug(f"Raw datetime doesn't match time format %Y-%m-%d: {raw_datetime}")
 
+        # album artwork
+        album_artwork: ArtworkCollection = ArtworkCollection()
+        album_artwork_list: List[BeautifulSoup] = soup.find_all("img", {"class":"artist-img"})
+        for album_artwork in album_artwork_list:
+            album_artwork.add_data(url=album_artwork.get("data-src", album_artwork.get("src")))
+
         return Album(
             title=name,
             source_list=source_list,
             artist_list=artist_list,
-            date=date
+            date=date,
+            artwork=album_artwork
         )
 
     def fetch_album(self, source: Source, stop_at_level: int = 1) -> Album:
@@ -784,6 +793,8 @@ class Musify(Page):
                 new_song = self._parse_song_card(card_soup)
                 album.song_collection.append(new_song)
         
+
+
         album.update_tracksort()
 
         return album
@@ -903,11 +914,18 @@ class Musify(Page):
         if note_soup is not None:
             notes.html = note_soup.decode_contents()
 
+        # get artist profile artwork
+        main_artist_artwork: ArtworkCollection = ArtworkCollection()
+        artist_image_element_list: List[BeautifulSoup] = soup.find_all("img", {"class":"artist-img"})
+        for artist_image_element in artist_image_element_list:
+            main_artist_artwork.add_data(url=artist_image_element.get("data-src", artist_image_element.get("src")))
+
         return Artist(
             name=name,
             country=country,
             source_list=source_list,
-            notes=notes
+            notes=notes,
+            artwork=main_artist_artwork
         )
 
     def _parse_album_card(self, album_card: BeautifulSoup, artist_name: str = None, **kwargs) -> Album:
@@ -1045,19 +1063,29 @@ class Musify(Page):
 
             artist.album_collection.append(album)
 
+    def _fetch_artist_artwork(self, source: str, artist: Artist, **kwargs):
+        # artist artwork
+        artwork_gallery = self.get_soup_from_response(self.connection.get(source.strip().strip("/") + "/photos"))
+        if artwork_gallery is not None:
+            gallery_body_content: BeautifulSoup = artwork_gallery.find(id="bodyContent")
+            gallery_image_element_list: List[BeautifulSoup] = gallery_body_content.find_all("img")
+            for gallery_image_element in gallery_image_element_list:
+                artist.artwork.append(ArtworkVariant(url=gallery_image_element.get("data-src", gallery_image_element.get("src")), width=247, heigth=247))
+
+
     def fetch_artist(self, source: Source, **kwargs) -> Artist:
         """
         TODO
         [x] discography
         [x] attributes
-        [] picture gallery
+        [x] picture gallery
         """
 
         url = parse_url(source.url)
 
         artist = self._fetch_initial_artist(url, source=source, **kwargs)
         self._fetch_artist_discography(artist, url, artist.name, **kwargs)
-        
+        self._fetch_artist_artwork(url.url, artist, **kwargs)
         return artist
 
     def fetch_label(self, source: Source, stop_at_level: int = 1) -> Label:

music_kraken/pages/youtube.py

@@ -1,19 +1,29 @@
+from typing import List, Optional, Type, Tuple
+from urllib.parse import urlparse, urlunparse, parse_qs
 from enum import Enum
-from typing import List, Optional, Tuple, Type
-from urllib.parse import parse_qs, urlparse, urlunparse
 
 import python_sponsorblock
 
+from ..objects import Source, DatabaseObject, Song, Target
+from .abstract import Page
+from ..objects import (
+    Artist,
+    Source,
+    Song,
+    Album,
+    Label,
+    Target,
+    FormattedText,
+    ID3Timestamp
+)
 from ..connection import Connection
-from ..download import Page
-from ..objects import (Album, Artist, DatabaseObject, FormattedText,
-                       ID3Timestamp, Label, Song, Source, Target)
-from ..utils.config import logging_settings, main_settings, youtube_settings
-from ..utils.enums import ALL_SOURCE_TYPES, SourceType
 from ..utils.string_processing import clean_song_title
+from ..utils.enums import SourceType, ALL_SOURCE_TYPES
 from ..utils.support_classes.download_result import DownloadResult
-from ._youtube_music.super_youtube import (SuperYouTube, YouTubeUrl,
-                                           YouTubeUrlType, get_invidious_url)
+from ..utils.config import youtube_settings, main_settings, logging_settings
+
+from .youtube_music.super_youtube import SuperYouTube, YouTubeUrl, get_invidious_url, YouTubeUrlType
+
 
 """
 - https://yt.artemislena.eu/api/v1/search?q=Zombiez+-+Topic&page=1&date=none&type=channel&duration=none&sort=relevance
@@ -28,7 +38,7 @@ def get_piped_url(path: str = "", params: str = "", query: str = "", fragment: s
 
 
 class YouTube(SuperYouTube):
-    REGISTER = youtube_settings["use_youtube_alongside_youtube_music"]
+    # CHANGE
     SOURCE_TYPE = ALL_SOURCE_TYPES.YOUTUBE
 
     def __init__(self, *args, **kwargs):

music_kraken/pages/youtube_music/_list_render.py

@@ -3,6 +3,7 @@ from enum import Enum
 
 from ...utils.config import logging_settings
 from ...objects import Source, DatabaseObject
+from ..abstract import Page
 from ...objects import (
     Artist,
     Source,

music_kraken/pages/youtube_music/_music_object_render.py

@@ -6,6 +6,7 @@ from ...utils.string_processing import clean_song_title
 from ...utils.enums import SourceType, ALL_SOURCE_TYPES
 
 from ...objects import Source, DatabaseObject
+from ..abstract import Page
 from ...objects import (
     Artist,
     Source,

music_kraken/pages/youtube_music/super_youtube.py

@@ -1,17 +1,26 @@
+from typing import List, Optional, Type, Tuple
+from urllib.parse import urlparse, urlunparse, parse_qs
 from enum import Enum
-from typing import List, Optional, Tuple, Type
-from urllib.parse import parse_qs, urlparse, urlunparse
-
-import python_sponsorblock
 import requests
 
+import python_sponsorblock
+
+from ...objects import Source, DatabaseObject, Song, Target
+from ..abstract import Page
+from ...objects import (
+    Artist,
+    Source,
+    Song,
+    Album,
+    Label,
+    Target,
+    FormattedText,
+    ID3Timestamp
+)
 from ...connection import Connection
-from ...download import Page
-from ...objects import (Album, Artist, DatabaseObject, FormattedText,
-                        ID3Timestamp, Label, Song, Source, Target)
-from ...utils.config import logging_settings, main_settings, youtube_settings
-from ...utils.enums import ALL_SOURCE_TYPES, SourceType
 from ...utils.support_classes.download_result import DownloadResult
+from ...utils.config import youtube_settings, logging_settings, main_settings
+from ...utils.enums import SourceType, ALL_SOURCE_TYPES
 
 
 def get_invidious_url(path: str = "", params: str = "", query: str = "", fragment: str = "") -> str:

music_kraken/pages/youtube_music/youtube_music.py

@@ -15,8 +15,7 @@ from youtube_dl.extractor.youtube import YoutubeIE
 from youtube_dl.utils import DownloadError
 
 from ...connection import Connection
-from ...download import Page
-from ...objects import Album, Artist, Artwork
+from ...objects import Album, Artist, ArtworkCollection
 from ...objects import DatabaseObject as DataObject
 from ...objects import (FormattedText, ID3Timestamp, Label, Lyrics, Song,
                         Source, Target)
@@ -28,6 +27,7 @@ from ...utils.exception.config import SettingValueError
 from ...utils.shared import DEBUG, DEBUG_YOUTUBE_INITIALIZING
 from ...utils.string_processing import clean_song_title
 from ...utils.support_classes.download_result import DownloadResult
+from ..abstract import Page
 from ._list_render import parse_renderer
 from ._music_object_render import parse_run_element
 from .super_youtube import SuperYouTube
@@ -425,6 +425,7 @@ class YoutubeMusic(SuperYouTube):
         data: dict = r.json()
         header = data.get("header", {})
         musicDetailHeaderRenderer = header.get("musicDetailHeaderRenderer", {})
+        musicImmersiveHeaderRenderer = header.get("musicImmersiveHeaderRenderer", {})
         
         title_runs: List[dict] = musicDetailHeaderRenderer.get("title", {}).get("runs", [])
         subtitle_runs: List[dict] = musicDetailHeaderRenderer.get("subtitle", {}).get("runs", [])
@@ -437,6 +438,11 @@ class YoutubeMusic(SuperYouTube):
         renderer_list = r.json().get("contents", {}).get("singleColumnBrowseResultsRenderer", {}).get("tabs", [{}])[
             0].get("tabRenderer", {}).get("content", {}).get("sectionListRenderer", {}).get("contents", [])
 
+        # fetch artist artwork
+        artist_thumbnails = musicImmersiveHeaderRenderer.get("thumbnail", {}).get("musicThumbnailRenderer", {}).get("thumbnail", {}).get("thumbnails", {})
+        for artist_thumbnail in artist_thumbnails:
+            artist.artwork.append(artist_thumbnail)
+
         if DEBUG:
             for i, content in enumerate(renderer_list):
                 dump_to_file(f"{i}-artists-renderer.json", json.dumps(content), is_json=True, exit_after_dump=False)
@@ -484,6 +490,11 @@ class YoutubeMusic(SuperYouTube):
         header = data.get("header", {})
         musicDetailHeaderRenderer = header.get("musicDetailHeaderRenderer", {})
 
+        # album artwork
+        album_thumbnails = musicDetailHeaderRenderer.get("thumbnail", {}).get("croppedSquareThumbnailRenderer", {}).get("thumbnail", {}).get("thumbnails", {})
+        for album_thumbnail in album_thumbnails:
+            album.artwork.append(value=album_thumbnail)
+
         title_runs: List[dict] = musicDetailHeaderRenderer.get("title", {}).get("runs", [])
         subtitle_runs: List[dict] = musicDetailHeaderRenderer.get("subtitle", {}).get("runs", [])
 
@@ -633,7 +644,7 @@ class YoutubeMusic(SuperYouTube):
             note=ydl_res.get("descriptions"),
             album_list=album_list,
             length=int(ydl_res.get("duration", 0)) * 1000,
-            artwork=Artwork(*ydl_res.get("thumbnails", [])),
+            artwork=ArtworkCollection(*ydl_res.get("thumbnails", [])),
             artist_list=artist_list,
             source_list=[Source(
                 self.SOURCE_TYPE,
@@ -672,7 +683,7 @@ class YoutubeMusic(SuperYouTube):
             for album in song.album_list:
                 album.album_type = AlbumType.LIVE_ALBUM
         for thumbnail in video_details.get("thumbnails", []):
-            song.artwork.append(**thumbnail)
+            song.artwork.add_data(**thumbnail)
 
         song.lyrics_collection.append(self.fetch_lyrics(browse_id, playlist_id=request_data.get("playlistId")))
 

music_kraken/utils/__init__.py

@@ -1,15 +1,18 @@
-from datetime import datetime
-from pathlib import Path
+import inspect
 import json
 import logging
-import inspect
-from typing import List, Union
+from datetime import datetime
+from functools import lru_cache
+from pathlib import Path
+from typing import Any, List, Union
 
-from .shared import DEBUG, DEBUG_LOGGING, DEBUG_DUMP, DEBUG_TRACE, DEBUG_OBJECT_TRACE, DEBUG_OBJECT_TRACE_CALLSTACK
 from .config import config, read_config, write_config
 from .enums.colors import BColors
-from .path_manager import LOCATIONS
 from .hacking import merge_args
+from .path_manager import LOCATIONS
+from .shared import (DEBUG, DEBUG_DUMP, DEBUG_LOGGING, DEBUG_OBJECT_TRACE,
+                     DEBUG_OBJECT_TRACE_CALLSTACK, DEBUG_TRACE, URL_PATTERN)
+from .string_processing import hash_url, is_url, unify
 
 """
 IO functions
@@ -126,3 +129,34 @@ def get_current_millis() -> int:
 
 def get_unix_time() -> int:
     return int(datetime.now().timestamp())
+
+
+@lru_cache
+def custom_hash(value: Any) -> int:
+    if is_url(value):
+        value = hash_url(value)
+    elif isinstance(value, str):
+        try:
+            value = int(value)
+        except ValueError:
+            value = unify(value)
+    
+    return hash(value)
+
+
+def create_dataclass_instance(t, data: dict):
+    """Creates an instance of a dataclass with the given data.
+    It filters out all data key, which has no attribute in the dataclass.
+
+    Args:
+        t (Type): The dataclass type class
+        data (dict): the attribute to pass into the constructor
+    
+    Returns:
+        Tuple[Type, dict]: The created instance and a dict, containing the data, which was not used in the creation
+    """
+    
+    needed_data = {k: v for k, v in data.items() if k in t.__dataclass_fields__}
+    removed_data = {k: v for k, v in data.items() if k not in t.__dataclass_fields__}
+
+    return t(**needed_data), removed_data

music_kraken/utils/config/__init__.py

@@ -1,11 +1,8 @@
 from typing import Tuple
 
 from .config import Config
-from .config_files import (
-    main_config,
-    logging_config,
-    youtube_config,
-)
+from .config_files import main_config, logging_config, youtube_config
+
 
 _sections: Tuple[Config, ...] = (
     main_config.config,

music_kraken/utils/config/config_files/main_config.py

@@ -18,6 +18,7 @@ config = Config((
     AudioFormatAttribute(name="audio_format", default_value="mp3", description="""Music Kraken will stream the audio into this format.
 You can use Audio formats which support ID3.2 and ID3.1,
 but you will have cleaner Metadata using ID3.2."""),
+    Attribute(name="image_format", default_value="jpeg", description="This Changes the format in which images are getting downloaded"),
 
     Attribute(name="result_history", default_value=True, description="""If enabled, you can go back to the previous results.
 The consequence is a higher meory consumption, because every result is saved."""),
@@ -28,6 +29,7 @@ The further you choose to be able to go back, the higher the memory usage.
     EmptyLine(),
 
     Attribute(name="preferred_artwork_resolution", default_value=1000),
+    Attribute(name="download_artist_artworks", default_value=True, description="Enables the fetching of artist galleries."),
 
     EmptyLine(),
 
@@ -44,6 +46,7 @@ This means for example, the Studio Albums and EP's are always in front of Single
 - album_type
 The folder music kraken should put the songs into."""),
     Attribute(name="download_file", default_value="{song}.{audio_format}", description="The filename of the audio file."),
+    Attribute(name="artist_artwork_path", default_value="{genre}/{artist}/{artist}_{image_number}.{image_format}", description="The Path to download artist images to."),
     SelectAttribute(name="album_type_blacklist", default_value=[
         "Compilation Album",
         "Live Album",
@@ -152,10 +155,13 @@ class SettingsStructure(TypedDict):
 
     # artwork
     preferred_artwork_resolution: int
+    image_format: str
+    download_artist_artworks: bool
 
     # paths
     music_directory: Path
     temp_directory: Path
+    artist_artwork_path: Path
     log_file: Path
     not_a_genre_regex: List[str]
     ffmpeg_binary: Path

music_kraken/utils/enums/__init__.py

@@ -1,7 +1,11 @@
 from __future__ import annotations
 
 from dataclasses import dataclass
-from typing import Optional, TYPE_CHECKING, Type
+from enum import Enum
+from typing import TYPE_CHECKING, Optional, Type
+
+from mutagen.id3 import PictureType
+
 if TYPE_CHECKING:
     from ...pages.abstract import Page
 
@@ -17,9 +21,6 @@ class SourceType:
     def register_page(self, page: Page):
         self.page = page
 
-    def deregister_page(self):
-        self.page = None
-
     def __hash__(self):
         return hash(self.name)
 
@@ -55,3 +56,73 @@ class ALL_SOURCE_TYPES:
     MANUAL = SourceType(name="manual")
     
     PRESET = SourceType(name="preset")
+
+
+class PictureType(Enum):
+    """Enumeration of image types defined by the ID3 standard for the APIC
+    frame, but also reused in WMA/FLAC/VorbisComment.
+
+    This is copied from mutagen.id3.PictureType
+    """
+
+    OTHER = 0
+
+    FILE_ICON = 1
+    """32x32 pixels 'file icon' (PNG only)"""
+
+    OTHER_FILE_ICON = 2
+    """Other file icon"""
+
+    COVER_FRONT = 3
+    """Cover (front)"""
+
+    COVER_BACK = 4
+    """Cover (back)"""
+
+    LEAFLET_PAGE = 5
+    """Leaflet page"""
+
+    MEDIA = 6
+    """Media (e.g. label side of CD)"""
+
+    LEAD_ARTIST = 7
+    """Lead artist/lead performer/soloist"""
+
+    ARTIST = 8
+    """Artist/performer"""
+
+    CONDUCTOR = 9
+    """Conductor"""
+
+    BAND = 10
+    """Band/Orchestra"""
+
+    COMPOSER = 11
+    """Composer"""
+
+    LYRICIST = 12
+    """Lyricist/text writer"""
+
+    RECORDING_LOCATION = 13
+    """Recording Location"""
+
+    DURING_RECORDING = 14
+    """During recording"""
+
+    DURING_PERFORMANCE = 15
+    """During performance"""
+
+    SCREEN_CAPTURE = 16
+    """Movie/video screen capture"""
+
+    FISH = 17
+    """A bright colored fish"""
+
+    ILLUSTRATION = 18
+    """Illustration"""
+
+    BAND_LOGOTYPE = 19
+    """Band/artist logotype"""
+
+    PUBLISHER_LOGOTYPE = 20
+    """Publisher/Studio logotype"""

music_kraken/utils/exception/__init__.py

@@ -3,9 +3,6 @@ class MKBaseException(Exception):
         self.message = message
         super().__init__(message, **kwargs)
 
-# Compose exceptions. Those usually mean a bug on my side.
-class MKComposeException(MKBaseException):
-    pass
 
 # Downloading
 class MKDownloadException(MKBaseException):

music_kraken/utils/string_processing.py

@@ -1,13 +1,15 @@
-from typing import Tuple, Union, Optional
-from pathlib import Path
+import re
 import string
 from functools import lru_cache
+from pathlib import Path
+from typing import Any, Optional, Tuple, Union
+from urllib.parse import ParseResult, parse_qs, urlparse
 
-from transliterate.exceptions import LanguageDetectionError
-from transliterate import translit
 from pathvalidate import sanitize_filename
-from urllib.parse import urlparse, ParseResult, parse_qs
+from transliterate import translit
+from transliterate.exceptions import LanguageDetectionError
 
+from .shared import URL_PATTERN
 
 COMMON_TITLE_APPENDIX_LIST: Tuple[str, ...] = (
     "(official video)",
@@ -229,3 +231,13 @@ def shorten_display_url(url: str, max_length: int = 150, chars_at_end: int = 4,
         return url
     
     return url[:max_length] + shorten_string + url[-chars_at_end:]
+
+def is_url(value: Any) -> bool:
+    if isinstance(value, ParseResult):
+        return True
+    
+    if not isinstance(value, str):
+        return True
+        
+    # value has to be a string
+    return re.match(URL_PATTERN, value) is not None

music_kraken/utils/support_classes/download_result.py

@@ -1,9 +1,13 @@
-from dataclasses import dataclass, field
-from typing import List, Tuple
+from __future__ import annotations
 
-from ...utils.config import main_settings, logging_settings
+from dataclasses import dataclass, field
+from typing import TYPE_CHECKING, List, Tuple
+
+if TYPE_CHECKING:
+    from ...objects import Target
+
+from ...utils.config import logging_settings, main_settings
 from ...utils.enums.colors import BColors
-from ...objects import Target
 
 UNIT_PREFIXES: List[str] = ["", "k", "m", "g", "t"]
 UNIT_DIVISOR = 1024