Review Request: Changes in processing playlist files

[Bart Cerneels]

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This architecture document should help and avoid me repeating myself:
http://quickgit.kde.org/?p=amarok.git&a=blob&h=3eda255d944f61c3f975031b69b342cf0899fc2b&hb=57e5bf466b364a0e086000b2d24f00e1e336b22e&f=HACKING%2Farchitecture%2FPlaylists.txt

It's in HACKING/architecture/

- Bart Cerneels


On Nov. 26, 2012, 12:10 p.m., Tatjana Gornak wrote:
> 
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> http://git.reviewboard.kde.org/r/107473/
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> 
> (Updated Nov. 26, 2012, 12:10 p.m.)
> 
> 
> Review request for Amarok.
> 
> 
> Description
> -------
> 
> I've started my changes with an implementation of a ASXPlaylist class,
> due this work I've found that implementation of different playlist file
> types has different logic, as result I end up with a rewriting
> playlist's implementations.
> 
> As example of difference:
>   -- Constructor M3UPlaylist::M3UPlaylist( const KUrl &url ) sets a url, but
>      does not load playlist, therefore loading of playlist are
> posponed till data from playlist are actualy needed (lazy loading)
>      On the other hand constructor XSPFPlaylist::XSPFPlaylist( const
> KUrl &url, bool autoAppend )  loads playlist.
> 
> The main idea of proposed changes is to create a unify code for
> processing playlist files:
>   -- lazy loading through LazyLoadPlaylist
>   -- common functionality was moved to PlaylistFile.
> 
> It is worth to be noticed that this patch changes structure of
> playlist's classes, bit does not changes their behavior, even if this behavior
> is inconsistent in some cases.
> 
> In following patch-requests I plan to submit ASX Playlist parser and
> organize playlists processing in more consistent way.
> 
> 
> Diffs
> -----
> 
>   src/CMakeLists.txt b70147d 
>   src/core-impl/playlists/types/file/LazyPlaylistFile.h PRE-CREATION 
>   src/core-impl/playlists/types/file/LazyPlaylistFile.cpp PRE-CREATION 
>   src/core-impl/playlists/types/file/PlaylistFile.h 4322da9 
>   src/core-impl/playlists/types/file/PlaylistFile.cpp 2730354 
>   src/core-impl/playlists/types/file/PlaylistFileSupport.cpp 2dcc0cd 
>   src/core-impl/playlists/types/file/m3u/M3UPlaylist.h 3176c45 
>   src/core-impl/playlists/types/file/m3u/M3UPlaylist.cpp 2395260 
>   src/core-impl/playlists/types/file/pls/PLSPlaylist.h e974539 
>   src/core-impl/playlists/types/file/pls/PLSPlaylist.cpp 3ba154a 
>   src/core-impl/playlists/types/file/xspf/XSPFPlaylist.h ebf3235 
>   src/core-impl/playlists/types/file/xspf/XSPFPlaylist.cpp bbcecc3 
>   src/core/playlists/Playlist.h 5cf11f2 
>   src/playlistmanager/file/PlaylistFileProvider.cpp e4e7284 
>   tests/core-impl/playlists/types/file/CMakeLists.txt ef69236 
>   tests/core-impl/playlists/types/file/TestLazyPlaylistFile.h PRE-CREATION 
>   tests/core-impl/playlists/types/file/TestLazyPlaylistFile.cpp PRE-CREATION 
>   tests/core-impl/playlists/types/file/m3u/TestM3UPlaylist.cpp 0f19e1b 
> 
> Diff: http://git.reviewboard.kde.org/r/107473/diff/
> 
> 
> Testing
> -------
> 
> 1) All unit-tests were passed.
> 2) For all playlists I've also checked loading and
>    saving through gui.
> 
> 
> Thanks,
> 
> Tatjana Gornak
> 
>

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