Add new database code

This commit is contained in:
Julien BLACHE 2009-06-07 18:56:35 +02:00
parent 52d3fd1064
commit f2c677462b
2 changed files with 2221 additions and 0 deletions

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src/db.c Normal file

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#ifndef __DB_H__
#define __DB_H__
#include <stdint.h>
#include <sqlite3.h>
enum index_type {
I_NONE,
I_FIRST,
I_LAST,
I_SUB
};
#define Q_F_BROWSE (1 << 15)
enum query_type {
Q_ITEMS = (1 << 0),
Q_PL = (1 << 1),
Q_PLITEMS = (1 << 2),
Q_BROWSE_ARTISTS = Q_F_BROWSE | (1 << 3),
Q_BROWSE_ALBUMS = Q_F_BROWSE | (1 << 4),
Q_BROWSE_GENRES = Q_F_BROWSE | (1 << 5),
Q_BROWSE_COMPOSERS = Q_F_BROWSE | (1 << 6)
};
struct query_params {
/* Query parameters, filled in by caller */
enum query_type type;
enum index_type idx_type;
int pl_id;
int offset;
int limit;
char *filter;
/* Query results, filled in by query_start */
int results;
/* Private query context, keep out */
sqlite3_stmt *stmt;
};
struct media_file_info {
char *path;
uint32_t index;
char *fname;
char *title;
char *artist;
char *album;
char *genre;
char *comment;
char *type; /* daap.songformat */
char *composer;
char *orchestra;
char *conductor;
char *grouping;
char *url; /* daap.songdataurl (asul) */
uint32_t bitrate;
uint32_t samplerate;
uint32_t song_length;
uint64_t file_size;
uint32_t year; /* TDRC */
uint32_t track; /* TRCK */
uint32_t total_tracks;
uint32_t disc; /* TPOS */
uint32_t total_discs;
uint32_t time_added; /* FIXME: time_t */
uint32_t time_modified;
uint32_t time_played;
uint32_t play_count;
uint32_t rating;
uint32_t db_timestamp;
uint32_t disabled;
uint32_t bpm; /* TBPM */
uint32_t id;
char *description; /* daap.songdescription */
char *codectype; /* song.codectype, 4 chars max (32 bits) */
uint32_t item_kind; /* song or movie */
uint32_t data_kind; /* dmap.datakind (asdk) */
uint32_t force_update;
uint64_t sample_count;
char compilation;
/* iTunes 5+ */
uint32_t contentrating;
/* iTunes 6.0.2 */
uint32_t has_video;
uint32_t bits_per_sample;
char *album_artist;
};
struct playlist_info {
uint32_t id; /* integer id (miid) */
char *title; /* playlist name as displayed in iTunes (minm) */
uint32_t type; /* see PL_ types (deprecated) */
uint32_t items; /* number of items (mimc) */
char *query; /* where clause if type 1 (MSPS) */
uint32_t db_timestamp; /* time last updated */
char *path; /* path of underlying playlist */
uint32_t index; /* index of playlist for paths with multiple playlists */
};
struct db_playlist_info {
char *id;
char *title;
char *type;
char *items;
char *query;
char *db_timestamp;
char *path;
char *index;
};
struct db_media_file_info {
char *id;
char *path;
char *fname;
char *title;
char *artist;
char *album;
char *genre;
char *comment;
char *type;
char *composer;
char *orchestra;
char *conductor;
char *grouping;
char *url;
char *bitrate;
char *samplerate;
char *song_length;
char *file_size;
char *year;
char *track;
char *total_tracks;
char *disc;
char *total_discs;
char *bpm;
char *compilation;
char *rating;
char *play_count;
char *data_kind;
char *item_kind;
char *description;
char *time_added;
char *time_modified;
char *time_played;
char *db_timestamp;
char *disabled;
char *sample_count;
char *force_update;
char *codectype;
char *idx;
char *has_video;
char *contentrating;
char *bits_per_sample;
char *album_artist;
};
char *
db_escape_string(const char *str);
void
free_mfi(struct media_file_info *mfi, int content_only);
void
free_pli(struct playlist_info *pli, int content_only);
/* Queries */
int
db_query_start(struct query_params *qp);
void
db_query_end(struct query_params *qp);
int
db_query_fetch_file(struct query_params *qp, struct db_media_file_info *dbmfi);
int
db_query_fetch_pl(struct query_params *qp, struct db_playlist_info *dbpli);
int
db_query_fetch_string(struct query_params *qp, char **string);
/* Files */
int
db_files_get_count(int *count);
void
db_file_inc_playcount(int id);
void
db_file_ping(int id);
int
db_file_id_bypath(char *path, int *id);
struct media_file_info *
db_file_fetch_byid(int id);
struct media_file_info *
db_file_fetch_bypath(char *path);
int
db_file_add(struct media_file_info *mfi);
int
db_file_update(struct media_file_info *mfi);
/* Playlists */
int
db_pl_get_count(int *count);
void
db_pl_ping(int id);
struct playlist_info *
db_pl_fetch_bypath(char *path);
int
db_pl_add(char *title, char *path, int *id);
int
db_pl_add_item(int plid, int mfid);
void
db_pl_update(int id);
void
db_pl_update_all(void);
void
db_pl_delete(int id);
int
db_perthread_init(void);
void
db_perthread_deinit(void);
int
db_init(void);
#endif /* !__DB_H__ */