smartpls.c File Reference

Smart playlist generation. More...

#include "compile_time.h"
#include "src/mympd_worker/smartpls.h"
#include "src/lib/datetime.h"
#include "src/lib/filehandler.h"
#include "src/lib/json/json_query.h"
#include "src/lib/log.h"
#include "src/lib/sds_extras.h"
#include "src/lib/smartpls.h"
#include "src/lib/utility.h"
#include "src/lib/validate.h"
#include "src/mympd_client/errorhandler.h"
#include "src/mympd_client/playlists.h"
#include "src/mympd_client/search.h"
#include "src/mympd_client/shortcuts.h"
#include "src/mympd_client/stickerdb.h"
#include "src/mympd_client/tags.h"
#include <dirent.h>
#include <errno.h>
#include <inttypes.h>
#include <limits.h>
#include <string.h>

Include dependency graph for smartpls.c:

Functions
static bool	mympd_worker_smartpls_per_tag (struct t_mympd_worker_state *mympd_worker_state)
static bool	mympd_worker_smartpls_delete (struct t_mympd_worker_state *mympd_worker_state, const char *playlist)
static bool	mympd_worker_smartpls_update_search (struct t_mympd_worker_state *mympd_worker_state, const char *playlist, const char *expression, const char *sort, bool sortdesc, unsigned max_entries)
static bool	mympd_worker_smartpls_update_sticker (struct t_mympd_worker_state *mympd_worker_state, const char *playlist, const char *sticker, const char *value, const char *op, const char *sort, bool sort_desc, unsigned max_entries)
static bool	mympd_worker_smartpls_update_newest (struct t_mympd_worker_state *mympd_worker_state, const char *playlist, unsigned timerange, const char *sort, bool sortdesc, unsigned max_entries)
bool	mympd_worker_smartpls_update_all (struct t_mympd_worker_state *mympd_worker_state, bool force)
bool	mympd_worker_smartpls_update (struct t_mympd_worker_state *mympd_worker_state, const char *playlist)

Detailed Description

Smart playlist generation.

Function Documentation

mympd_worker_smartpls_delete()

static bool mympd_worker_smartpls_delete ( struct t_mympd_worker_state *  mympd_worker_state, const char *  playlist  )

static

Deletes playlists if it exists

Parameters

mympd_worker_state	pointer to the t_mympd_worker_state struct
playlist	playlist to update

Returns

true on success, else false

mympd_worker_smartpls_per_tag()

static bool mympd_worker_smartpls_per_tag ( struct t_mympd_worker_state *  mympd_worker_state )

static

Private definitions

Private functions Generates smart playlists for tag values, e.g. one smart playlist for each genre

Parameters

mympd_worker_state

pointer to the t_mympd_worker_state struct

Returns

true on success, else false

mympd_worker_smartpls_update()

bool mympd_worker_smartpls_update	(	struct t_mympd_worker_state *	mympd_worker_state,
		const char *	playlist
	)

Updates a smart playlist

Parameters

mympd_worker_state	pointer to the t_mympd_worker_state struct
playlist	smart playlist to update

Returns

true on success, else false

mympd_worker_smartpls_update_all()

bool mympd_worker_smartpls_update_all	(	struct t_mympd_worker_state *	mympd_worker_state,
		bool	force
	)

Public functions Updates all smart playlists

Parameters

mympd_worker_state	pointer to the t_mympd_worker_state struct
force	true = force update false = only update if needed

Returns

true on success, else false

mympd_worker_smartpls_update_newest()

static bool mympd_worker_smartpls_update_newest ( struct t_mympd_worker_state *  mympd_worker_state, const char *  playlist, unsigned  timerange, const char *  sort, bool  sortdesc, unsigned  max_entries  )

static

Updates a newest song smart playlist

Parameters

mympd_worker_state	pointer to the t_mympd_worker_state struct
playlist	playlist to update
timerange	timerange in seconds since last database update
sort	sort by tag
sortdesc	sort descending?
max_entries	max entries to add to the playlist

Returns

true on success, else false

mympd_worker_smartpls_update_search()

static bool mympd_worker_smartpls_update_search ( struct t_mympd_worker_state *  mympd_worker_state, const char *  playlist, const char *  expression, const char *  sort, bool  sortdesc, unsigned  max_entries  )

static

Updates a search based smart playlist

Parameters

mympd_worker_state	pointer to the t_mympd_worker_state struct
playlist	playlist to update
expression	mpd search expression
sort	sort by tag
sortdesc	sort descending?
max_entries	max entries to add to the playlist

Returns

true on success, else false

mympd_worker_smartpls_update_sticker()

static bool mympd_worker_smartpls_update_sticker ( struct t_mympd_worker_state *  mympd_worker_state, const char *  playlist, const char *  sticker, const char *  value, const char *  op, const char *  sort, bool  sort_desc, unsigned  max_entries  )

static

Updates a sticker based smart playlist

Parameters

mympd_worker_state	pointer to the t_mympd_worker_state struct
playlist	playlist to update
sticker	sticker evaluate
value	sticker value
op	compare operator
sort	sort by field
sort_desc	sort descending?
max_entries	max entries to add to the playlist

Returns

true on success, else false