22645abc10
Commit 0bfe7802
broke update for new files in the root directory,
because music_root->path was an empty string and not NULL. There were
some NULL tests missing. Change them to !isRootDirectory(path)
instead of path!=NULL.
402 lines
8.5 KiB
C
402 lines
8.5 KiB
C
/* the Music Player Daemon (MPD)
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* Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
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* This project's homepage is: http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "dbUtils.h"
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#include "directory.h"
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#include "database.h"
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#include "client.h"
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#include "utils.h"
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#include "playlist.h"
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#include "song.h"
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#include "song_print.h"
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#include "tag.h"
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#include "strset.h"
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#include "log.h"
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#include "storedPlaylist.h"
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typedef struct _ListCommandItem {
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int8_t tagType;
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int numConditionals;
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LocateTagItem *conditionals;
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} ListCommandItem;
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typedef struct _LocateTagItemArray {
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int numItems;
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LocateTagItem *items;
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} LocateTagItemArray;
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typedef struct _SearchStats {
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LocateTagItemArray locateArray;
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int numberOfSongs;
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unsigned long playTime;
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} SearchStats;
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static int
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countSongsInDirectory(struct directory *directory, void *data)
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{
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int *count = (int *)data;
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*count += directory->songs.nr;
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return 0;
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}
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static int
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printDirectoryInDirectory(struct directory *directory, void *data)
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{
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struct client *client = data;
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if (!isRootDirectory(directory->path)) {
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client_printf(client, "directory: %s\n", directory_get_path(directory));
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}
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return 0;
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}
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static int
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printSongInDirectory(struct song *song, mpd_unused void *data)
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{
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struct client *client = data;
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song_print_url(client, song);
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return 0;
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}
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struct search_data {
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struct client *client;
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LocateTagItemArray array;
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};
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static int
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searchInDirectory(struct song *song, void *_data)
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{
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struct search_data *data = _data;
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LocateTagItemArray *array = &data->array;
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if (strstrSearchTags(song, array->numItems, array->items))
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return song_print_info(data->client, song);
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return 0;
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}
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int searchForSongsIn(struct client *client, const char *name,
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int numItems, LocateTagItem * items)
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{
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int ret;
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int i;
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char **originalNeedles = xmalloc(numItems * sizeof(char *));
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struct search_data data;
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for (i = 0; i < numItems; i++) {
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originalNeedles[i] = items[i].needle;
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items[i].needle = strDupToUpper(originalNeedles[i]);
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}
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data.client = client;
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data.array.numItems = numItems;
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data.array.items = items;
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ret = db_walk(name, searchInDirectory, NULL, &data);
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for (i = 0; i < numItems; i++) {
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free(items[i].needle);
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items[i].needle = originalNeedles[i];
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}
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free(originalNeedles);
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return ret;
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}
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static int
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findInDirectory(struct song *song, void *_data)
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{
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struct search_data *data = _data;
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LocateTagItemArray *array = &data->array;
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if (tagItemsFoundAndMatches(song, array->numItems, array->items))
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return song_print_info(data->client, song);
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return 0;
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}
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int findSongsIn(struct client *client, const char *name,
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int numItems, LocateTagItem * items)
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{
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struct search_data data;
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data.client = client;
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data.array.numItems = numItems;
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data.array.items = items;
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return db_walk(name, findInDirectory, NULL, &data);
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}
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static void printSearchStats(struct client *client, SearchStats *stats)
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{
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client_printf(client, "songs: %i\n", stats->numberOfSongs);
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client_printf(client, "playtime: %li\n", stats->playTime);
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}
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static int
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searchStatsInDirectory(struct song *song, void *data)
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{
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SearchStats *stats = data;
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if (tagItemsFoundAndMatches(song, stats->locateArray.numItems,
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stats->locateArray.items)) {
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stats->numberOfSongs++;
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if (song->tag->time > 0)
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stats->playTime += song->tag->time;
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}
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return 0;
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}
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int searchStatsForSongsIn(struct client *client, const char *name,
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int numItems, LocateTagItem * items)
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{
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SearchStats stats;
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int ret;
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stats.locateArray.numItems = numItems;
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stats.locateArray.items = items;
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stats.numberOfSongs = 0;
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stats.playTime = 0;
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ret = db_walk(name, searchStatsInDirectory, NULL, &stats);
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if (ret == 0)
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printSearchStats(client, &stats);
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return ret;
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}
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int printAllIn(struct client *client, const char *name)
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{
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return db_walk(name, printSongInDirectory,
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printDirectoryInDirectory, client);
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}
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static int
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directoryAddSongToPlaylist(struct song *song, mpd_unused void *data)
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{
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return addSongToPlaylist(song, NULL);
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}
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struct add_data {
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const char *path;
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};
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static int
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directoryAddSongToStoredPlaylist(struct song *song, void *_data)
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{
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struct add_data *data = _data;
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if (appendSongToStoredPlaylistByPath(data->path, song) != 0)
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return -1;
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return 0;
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}
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int addAllIn(const char *name)
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{
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return db_walk(name, directoryAddSongToPlaylist, NULL, NULL);
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}
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int addAllInToStoredPlaylist(const char *name, const char *utf8file)
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{
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struct add_data data = {
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.path = utf8file,
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};
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return db_walk(name, directoryAddSongToStoredPlaylist, NULL, &data);
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}
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static int
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directoryPrintSongInfo(struct song *song, void *data)
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{
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struct client *client = data;
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song_print_info(client, song);
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return 0;
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}
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static int
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sumSongTime(struct song *song, void *data)
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{
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unsigned long *sum_time = (unsigned long *)data;
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if (song->tag && song->tag->time >= 0)
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*sum_time += song->tag->time;
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return 0;
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}
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int printInfoForAllIn(struct client *client, const char *name)
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{
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return db_walk(name, directoryPrintSongInfo,
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printDirectoryInDirectory, client);
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}
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int countSongsIn(const char *name)
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{
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int count = 0;
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void *ptr = (void *)&count;
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db_walk(name, NULL, countSongsInDirectory, ptr);
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return count;
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}
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unsigned long sumSongTimesIn(const char *name)
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{
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unsigned long dbPlayTime = 0;
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void *ptr = (void *)&dbPlayTime;
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db_walk(name, sumSongTime, NULL, ptr);
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return dbPlayTime;
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}
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static ListCommandItem *newListCommandItem(int tagType, int numConditionals,
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LocateTagItem * conditionals)
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{
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ListCommandItem *item = xmalloc(sizeof(ListCommandItem));
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item->tagType = tagType;
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item->numConditionals = numConditionals;
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item->conditionals = conditionals;
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return item;
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}
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static void freeListCommandItem(ListCommandItem * item)
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{
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free(item);
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}
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static void
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visitTag(struct client *client, struct strset *set,
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struct song *song, enum tag_type tagType)
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{
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int i;
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struct tag *tag = song->tag;
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if (tagType == LOCATE_TAG_FILE_TYPE) {
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song_print_url(client, song);
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return;
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}
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if (!tag)
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return;
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for (i = 0; i < tag->numOfItems; i++) {
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if (tag->items[i]->type == tagType) {
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strset_add(set, tag->items[i]->value);
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return;
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}
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}
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strset_add(set, "");
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}
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struct list_tags_data {
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struct client *client;
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ListCommandItem *item;
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struct strset *set;
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};
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static int
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listUniqueTagsInDirectory(struct song *song, void *_data)
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{
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struct list_tags_data *data = _data;
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ListCommandItem *item = data->item;
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if (tagItemsFoundAndMatches(song, item->numConditionals,
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item->conditionals)) {
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visitTag(data->client, data->set, song, item->tagType);
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}
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return 0;
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}
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int listAllUniqueTags(struct client *client, int type, int numConditionals,
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LocateTagItem * conditionals)
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{
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int ret;
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ListCommandItem *item = newListCommandItem(type, numConditionals,
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conditionals);
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struct list_tags_data data = {
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.client = client,
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.item = item,
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};
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if (type >= 0 && type <= TAG_NUM_OF_ITEM_TYPES) {
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data.set = strset_new();
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}
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ret = db_walk(NULL, listUniqueTagsInDirectory, NULL, &data);
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if (type >= 0 && type <= TAG_NUM_OF_ITEM_TYPES) {
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const char *value;
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strset_rewind(data.set);
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while ((value = strset_next(data.set)) != NULL)
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client_printf(client, "%s: %s\n",
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mpdTagItemKeys[type],
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value);
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strset_free(data.set);
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}
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freeListCommandItem(item);
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return ret;
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}
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static int
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sumSavedFilenameMemoryInDirectory(struct directory *dir, void *data)
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{
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int *sum = data;
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if (isRootDirectory(dir->path))
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return 0;
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*sum += (strlen(directory_get_path(dir)) + 1
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- sizeof(struct directory *)) * dir->songs.nr;
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return 0;
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}
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static int
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sumSavedFilenameMemoryInSong(struct song *song, void *data)
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{
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int *sum = data;
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*sum += strlen(song->url) + 1;
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return 0;
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}
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void printSavedMemoryFromFilenames(void)
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{
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int sum = 0;
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db_walk(NULL, sumSavedFilenameMemoryInSong,
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sumSavedFilenameMemoryInDirectory, (void *)&sum);
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DEBUG("saved memory from filenames: %i\n", sum);
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}
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