src/utils.c

   1 /* ncmpc (Ncurses MPD Client)
   2  * (c) 2004-2009 The Music Player Daemon Project
   3  * Project homepage: http://musicpd.org
   4
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #include "utils.h"
  21 #include "options.h"
  22 #include "charset.h"
  23
  24 #include <ctype.h>
  25 #include <stdlib.h>
  26 #include <string.h>
  27
  28 GList *
  29 string_list_free(GList *string_list)
  30 {
  31         GList *list = g_list_first(string_list);
  32
  33         while (list) {
  34                 g_free(list->data);
  35                 list->data = NULL;
  36                 list = list->next;
  37         }
  38
  39         g_list_free(string_list);
  40         return NULL;
  41 }
  42
  43 GList *
  44 string_list_find(GList *string_list, const gchar *str)
  45 {
  46         GList *list = g_list_first(string_list);
  47
  48         while(list) {
  49                 if( strcmp(str, (gchar *) list->data) ==  0 )
  50                         return list;
  51                 list = list->next;
  52         }
  53         return NULL;
  54 }
  55
  56 GList *
  57 string_list_remove(GList *string_list, const gchar *str)
  58 {
  59         GList *list = g_list_first(string_list);
  60
  61         while(list) {
  62                 if( strcmp(str, (gchar *) list->data) ==  0 ) {
  63                         g_free(list->data);
  64                         list->data = NULL;
  65                         return g_list_delete_link(string_list, list);
  66                 }
  67                 list = list->next;
  68         }
  69         return list;
  70 }
  71
  72 /* create a list suitable for GCompletion from path */
  73 GList *
  74 gcmp_list_from_path(mpdclient_t *c, const gchar *path, GList *list, gint types)
  75 {
  76         guint i;
  77         mpdclient_filelist_t *filelist;
  78
  79         if ((filelist = mpdclient_filelist_get(c, path)) == NULL)
  80                 return list;
  81
  82         for (i = 0; i < filelist_length(filelist); ++i) {
  83                 struct filelist_entry *entry = filelist_get(filelist, i);
  84                 mpd_InfoEntity *entity = entry ? entry->entity : NULL;
  85                 char *name = NULL;
  86
  87                 if (entity && entity->type==MPD_INFO_ENTITY_TYPE_DIRECTORY &&
  88                     types & GCMP_TYPE_DIR) {
  89                         mpd_Directory *dir = entity->info.directory;
  90                         gchar *tmp = utf8_to_locale(dir->path);
  91                         gsize size = strlen(tmp)+2;
  92
  93                         name = g_malloc(size);
  94                         g_strlcpy(name, tmp, size);
  95                         g_strlcat(name, "/", size);
  96                         g_free(tmp);
  97                 } else if (entity &&
  98                            entity->type == MPD_INFO_ENTITY_TYPE_SONG &&
  99                            types & GCMP_TYPE_FILE) {
 100                         mpd_Song *song = entity->info.song;
 101                         name = utf8_to_locale(song->file);
 102                 } else if (entity &&
 103                            entity->type == MPD_INFO_ENTITY_TYPE_PLAYLISTFILE &&
 104                            types & GCMP_TYPE_PLAYLIST) {
 105                         mpd_PlaylistFile *plf = entity->info.playlistFile;
 106                         name = utf8_to_locale(plf->path);
 107                 }
 108
 109                 if (name)
 110                         list = g_list_append(list, name);
 111         }
 112
 113         filelist_free(filelist);
 114         return list;
 115 }