Code

command: added CMD_LOCATE to locate song in database
[ncmpc.git] / src / screen_file.c
1 /*
2  * (c) 2004 by Kalle Wallin <kaw@linux.se>
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  * You should have received a copy of the GNU General Public License
14  * along with this program; if not, write to the Free Software
15  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
16  *
17  */
19 #include "config.h"
20 #include "i18n.h"
21 #include "options.h"
22 #include "charset.h"
23 #include "mpdclient.h"
24 #include "command.h"
25 #include "screen.h"
26 #include "screen_utils.h"
27 #include "screen_browser.h"
28 #include "screen_play.h"
29 #include "gcc.h"
31 #include <ctype.h>
32 #include <stdlib.h>
33 #include <string.h>
34 #include <glib.h>
36 static struct screen_browser browser;
38 static void
39 browse_paint(void);
41 static void
42 file_repaint(void)
43 {
44         browse_paint();
45         wrefresh(browser.lw->w);
46 }
48 static void
49 file_repaint_if_active(void)
50 {
51         if (screen_is_visible(&screen_browse))
52                 file_repaint();
53 }
55 /* the db have changed -> update the filelist */
56 static void
57 file_changed_callback(mpdclient_t *c, mpd_unused int event,
58                       mpd_unused gpointer data)
59 {
60         browser.filelist = mpdclient_filelist_update(c, browser.filelist);
61 #ifndef NCMPC_MINI
62         sync_highlights(c, browser.filelist);
63 #endif
64         list_window_check_selected(browser.lw, filelist_length(browser.filelist));
66         file_repaint_if_active();
67 }
69 #ifndef NCMPC_MINI
70 /* the playlist have been updated -> fix highlights */
71 static void
72 playlist_changed_callback(mpdclient_t *c, int event, gpointer data)
73 {
74         browser_playlist_changed(&browser, c, event, data);
76         file_repaint_if_active();
77 }
78 #endif
80 static int
81 handle_save(mpdclient_t *c)
82 {
83         filelist_entry_t *entry;
84         char *defaultname = NULL;
85         int ret;
87         if (browser.lw->selected >= filelist_length(browser.filelist))
88                 return -1;
90         entry = filelist_get(browser.filelist, browser.lw->selected);
91         if( entry && entry->entity ) {
92                 mpd_InfoEntity *entity = entry->entity;
93                 if( entity->type==MPD_INFO_ENTITY_TYPE_PLAYLISTFILE ) {
94                         mpd_PlaylistFile *plf = entity->info.playlistFile;
95                         defaultname = plf->path;
96                 }
97         }
99         defaultname = utf8_to_locale(defaultname);
100         ret = playlist_save(c, NULL, defaultname);
101         g_free(defaultname);
103         return ret;
106 static int
107 handle_delete(mpdclient_t *c)
109         filelist_entry_t *entry;
110         mpd_InfoEntity *entity;
111         mpd_PlaylistFile *plf;
112         char *str, *buf;
113         int key;
115         if (browser.lw->selected >= filelist_length(browser.filelist))
116                 return -1;
118         entry = filelist_get(browser.filelist, browser.lw->selected);
119         if( entry==NULL || entry->entity==NULL )
120                 return -1;
122         entity = entry->entity;
124         if( entity->type!=MPD_INFO_ENTITY_TYPE_PLAYLISTFILE ) {
125                 screen_status_printf(_("You can only delete playlists!"));
126                 screen_bell();
127                 return -1;
128         }
130         plf = entity->info.playlistFile;
131         str = utf8_to_locale(g_basename(plf->path));
132         buf = g_strdup_printf(_("Delete playlist %s [%s/%s] ? "), str, YES, NO);
133         g_free(str);
134         key = tolower(screen_getch(screen.status_window.w, buf));
135         g_free(buf);
136         if( key != YES[0] ) {
137                 screen_status_printf(_("Aborted!"));
138                 return 0;
139         }
141         if( mpdclient_cmd_delete_playlist(c, plf->path) )
142                 return -1;
144         screen_status_printf(_("Playlist deleted!"));
145         return 0;
148 static void
149 browse_init(WINDOW *w, int cols, int rows)
151         browser.lw = list_window_init(w, cols, rows);
154 static void
155 browse_resize(int cols, int rows)
157         browser.lw->cols = cols;
158         browser.lw->rows = rows;
161 static void
162 browse_exit(void)
164         if (browser.filelist)
165                 filelist_free(browser.filelist);
166         list_window_free(browser.lw);
169 static void
170 browse_open(mpd_unused mpdclient_t *c)
172         if (browser.filelist == NULL) {
173                 browser.filelist = mpdclient_filelist_get(c, "");
174 #ifndef NCMPC_MINI
175                 mpdclient_install_playlist_callback(c, playlist_changed_callback);
176 #endif
177                 mpdclient_install_browse_callback(c, file_changed_callback);
178         }
181 static const char *
182 browse_title(char *str, size_t size)
184         const char *path = NULL, *prev = NULL, *slash = browser.filelist->path;
185         char *path_locale;
187         /* determine the last 2 parts of the path */
188         while ((slash = strchr(slash, '/')) != NULL) {
189                 path = prev;
190                 prev = ++slash;
191         }
193         if (path == NULL)
194                 /* fall back to full path */
195                 path = browser.filelist->path;
197         path_locale = utf8_to_locale(path);
198         g_snprintf(str, size, _("Browse: %s"), path_locale);
199         g_free(path_locale);
200         return str;
203 static void
204 browse_paint(void)
206         list_window_paint(browser.lw, browser_lw_callback, browser.filelist);
209 static int
210 browse_cmd(mpdclient_t *c, command_t cmd)
212         switch(cmd) {
213         case CMD_GO_ROOT_DIRECTORY:
214                 browser_change_directory(&browser, c, NULL, "");
215                 file_repaint();
216                 return 1;
217         case CMD_GO_PARENT_DIRECTORY:
218                 browser_change_directory(&browser, c, NULL, "..");
219                 file_repaint();
220                 return 1;
222         case CMD_LOCATE:
223                 /* don't let browser_cmd() evaluate the locate command
224                    - it's a no-op, and by the way, leads to a
225                    segmentation fault in the current implementation */
226                 return false;
228         case CMD_DELETE:
229                 handle_delete(c);
230                 file_repaint();
231                 break;
232         case CMD_SAVE_PLAYLIST:
233                 handle_save(c);
234                 break;
235         case CMD_SCREEN_UPDATE:
236                 browser.filelist = mpdclient_filelist_update(c, browser.filelist);
237 #ifndef NCMPC_MINI
238                 sync_highlights(c, browser.filelist);
239 #endif
240                 list_window_check_selected(browser.lw,
241                                            filelist_length(browser.filelist));
242                 file_repaint();
244                 screen_status_printf(_("Screen updated!"));
245                 return 0;
247         case CMD_DB_UPDATE:
248                 if (c->status == NULL)
249                         return 1;
251                 if (!c->status->updatingDb) {
252                         if (mpdclient_cmd_db_update(c, browser.filelist->path) == 0) {
253                                 if (strcmp(browser.filelist->path, "")) {
254                                         char *path_locale =
255                                                 utf8_to_locale(browser.filelist->path);
256                                         screen_status_printf(_("Database update of %s started!"),
257                                                              path_locale);
258                                         g_free(path_locale);
259                                 } else
260                                         screen_status_printf(_("Database update started!"));
262                                 /* set updatingDb to make shure the browse callback gets called
263                                  * even if the updated has finished before status is updated */
264                                 c->status->updatingDb = 1;
265                         }
266                 } else
267                         screen_status_printf(_("Database update running..."));
268                 return 1;
270         default:
271                 break;
272         }
274         if (browser_cmd(&browser, c, cmd)) {
275                 if (screen_is_visible(&screen_browse))
276                         file_repaint();
277                 return 1;
278         }
280         return 0;
283 const struct screen_functions screen_browse = {
284         .init = browse_init,
285         .exit = browse_exit,
286         .open = browse_open,
287         .resize = browse_resize,
288         .paint = browse_paint,
289         .cmd = browse_cmd,
290         .get_title = browse_title,
291 };
293 bool
294 screen_file_goto_song(struct mpdclient *c, const struct mpd_song *song)
296         const char *slash, *parent;
297         char *allocated = NULL;
298         bool ret;
299         int i;
301         assert(song != NULL);
302         assert(song->file != NULL);
304         if (strstr(song->file, "//") != NULL)
305                 /* an URL? */
306                 return false;
308         /* determine the song's parent directory and go there */
310         slash = strrchr(song->file, '/');
311         if (slash != NULL)
312                 parent = allocated = g_strndup(song->file, slash - song->file);
313         else
314                 parent = "";
316         ret = browser_change_directory(&browser, c, NULL, parent);
317         g_free(allocated);
318         if (!ret)
319                 return false;
321         /* select the specified song */
323         i = filelist_find_song(browser.filelist, song);
324         if (i < 0)
325                 i = 0;
327         list_window_set_selected(browser.lw, i);
329         /* finally, switch to the file screen */
330         screen_switch(&screen_browse, c);
331         return true;