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"
30 #include <ctype.h>
31 #include <stdlib.h>
32 #include <string.h>
33 #include <glib.h>
35 static struct screen_browser browser;
37 static void
38 browse_paint(void);
40 static void
41 file_repaint(void)
42 {
43 browse_paint();
44 wrefresh(browser.lw->w);
45 }
47 static void
48 file_repaint_if_active(void)
49 {
50 if (screen_is_visible(&screen_browse))
51 file_repaint();
52 }
54 /* the db have changed -> update the filelist */
55 static void
56 file_changed_callback(mpdclient_t *c, G_GNUC_UNUSED int event,
57 G_GNUC_UNUSED gpointer data)
58 {
59 browser.filelist = mpdclient_filelist_update(c, browser.filelist);
60 #ifndef NCMPC_MINI
61 sync_highlights(c, browser.filelist);
62 #endif
63 list_window_check_selected(browser.lw, filelist_length(browser.filelist));
65 file_repaint_if_active();
66 }
68 #ifndef NCMPC_MINI
69 /* the playlist have been updated -> fix highlights */
70 static void
71 playlist_changed_callback(mpdclient_t *c, int event, gpointer data)
72 {
73 browser_playlist_changed(&browser, c, event, data);
75 file_repaint_if_active();
76 }
77 #endif
79 static int
80 handle_save(mpdclient_t *c)
81 {
82 filelist_entry_t *entry;
83 char *defaultname = NULL;
84 int ret;
86 if (browser.lw->selected >= filelist_length(browser.filelist))
87 return -1;
89 entry = filelist_get(browser.filelist, browser.lw->selected);
90 if( entry && entry->entity ) {
91 mpd_InfoEntity *entity = entry->entity;
92 if( entity->type==MPD_INFO_ENTITY_TYPE_PLAYLISTFILE ) {
93 mpd_PlaylistFile *plf = entity->info.playlistFile;
94 defaultname = plf->path;
95 }
96 }
98 defaultname = utf8_to_locale(defaultname);
99 ret = playlist_save(c, NULL, defaultname);
100 g_free(defaultname);
102 return ret;
103 }
105 static int
106 handle_delete(mpdclient_t *c)
107 {
108 filelist_entry_t *entry;
109 mpd_InfoEntity *entity;
110 mpd_PlaylistFile *plf;
111 char *str, *buf;
112 int key;
114 if (browser.lw->selected >= filelist_length(browser.filelist))
115 return -1;
117 entry = filelist_get(browser.filelist, browser.lw->selected);
118 if( entry==NULL || entry->entity==NULL )
119 return -1;
121 entity = entry->entity;
123 if( entity->type!=MPD_INFO_ENTITY_TYPE_PLAYLISTFILE ) {
124 screen_status_printf(_("You can only delete playlists"));
125 screen_bell();
126 return -1;
127 }
129 plf = entity->info.playlistFile;
130 str = utf8_to_locale(g_basename(plf->path));
131 buf = g_strdup_printf(_("Delete playlist %s [%s/%s] ? "), str, YES, NO);
132 g_free(str);
133 key = tolower(screen_getch(screen.status_window.w, buf));
134 g_free(buf);
135 if( key != YES[0] ) {
136 screen_status_printf(_("Aborted"));
137 return 0;
138 }
140 if( mpdclient_cmd_delete_playlist(c, plf->path) )
141 return -1;
143 screen_status_printf(_("Playlist deleted"));
144 return 0;
145 }
147 static void
148 browse_init(WINDOW *w, int cols, int rows)
149 {
150 browser.lw = list_window_init(w, cols, rows);
151 }
153 static void
154 browse_resize(int cols, int rows)
155 {
156 browser.lw->cols = cols;
157 browser.lw->rows = rows;
158 }
160 static void
161 browse_exit(void)
162 {
163 if (browser.filelist)
164 filelist_free(browser.filelist);
165 list_window_free(browser.lw);
166 }
168 static void
169 browse_open(G_GNUC_UNUSED mpdclient_t *c)
170 {
171 if (browser.filelist == NULL) {
172 browser.filelist = mpdclient_filelist_get(c, "");
173 #ifndef NCMPC_MINI
174 mpdclient_install_playlist_callback(c, playlist_changed_callback);
175 #endif
176 mpdclient_install_browse_callback(c, file_changed_callback);
177 }
178 }
180 static const char *
181 browse_title(char *str, size_t size)
182 {
183 const char *path = NULL, *prev = NULL, *slash = browser.filelist->path;
184 char *path_locale;
186 /* determine the last 2 parts of the path */
187 while ((slash = strchr(slash, '/')) != NULL) {
188 path = prev;
189 prev = ++slash;
190 }
192 if (path == NULL)
193 /* fall back to full path */
194 path = browser.filelist->path;
196 path_locale = utf8_to_locale(path);
197 g_snprintf(str, size, _("Browse: %s"), path_locale);
198 g_free(path_locale);
199 return str;
200 }
202 static void
203 browse_paint(void)
204 {
205 list_window_paint(browser.lw, browser_lw_callback, browser.filelist);
206 }
208 static bool
209 browse_cmd(mpdclient_t *c, command_t cmd)
210 {
211 switch(cmd) {
212 case CMD_GO_ROOT_DIRECTORY:
213 browser_change_directory(&browser, c, NULL, "");
214 file_repaint();
215 return true;
216 case CMD_GO_PARENT_DIRECTORY:
217 browser_change_directory(&browser, c, NULL, "..");
218 file_repaint();
219 return true;
221 case CMD_LOCATE:
222 /* don't let browser_cmd() evaluate the locate command
223 - it's a no-op, and by the way, leads to a
224 segmentation fault in the current implementation */
225 return false;
227 case CMD_DELETE:
228 handle_delete(c);
229 file_repaint();
230 break;
231 case CMD_SAVE_PLAYLIST:
232 handle_save(c);
233 break;
234 case CMD_SCREEN_UPDATE:
235 browser.filelist = mpdclient_filelist_update(c, browser.filelist);
236 #ifndef NCMPC_MINI
237 sync_highlights(c, browser.filelist);
238 #endif
239 list_window_check_selected(browser.lw,
240 filelist_length(browser.filelist));
241 file_repaint();
242 return false;
244 case CMD_DB_UPDATE:
245 if (c->status == NULL)
246 return true;
248 if (!c->status->updatingDb) {
249 if (mpdclient_cmd_db_update(c, browser.filelist->path) == 0) {
250 if (strcmp(browser.filelist->path, "")) {
251 char *path_locale =
252 utf8_to_locale(browser.filelist->path);
253 screen_status_printf(_("Database update of %s started"),
254 path_locale);
255 g_free(path_locale);
256 } else
257 screen_status_printf(_("Database update started"));
259 /* set updatingDb to make shure the browse callback gets called
260 * even if the updated has finished before status is updated */
261 c->status->updatingDb = 1;
262 }
263 } else
264 screen_status_printf(_("Database update running..."));
265 return true;
267 default:
268 break;
269 }
271 if (browser_cmd(&browser, c, cmd)) {
272 if (screen_is_visible(&screen_browse))
273 file_repaint();
274 return true;
275 }
277 return false;
278 }
280 const struct screen_functions screen_browse = {
281 .init = browse_init,
282 .exit = browse_exit,
283 .open = browse_open,
284 .resize = browse_resize,
285 .paint = browse_paint,
286 .cmd = browse_cmd,
287 .get_title = browse_title,
288 };
290 bool
291 screen_file_goto_song(struct mpdclient *c, const struct mpd_song *song)
292 {
293 const char *slash, *parent;
294 char *allocated = NULL;
295 bool ret;
296 int i;
298 assert(song != NULL);
299 assert(song->file != NULL);
301 if (strstr(song->file, "//") != NULL)
302 /* an URL? */
303 return false;
305 /* determine the song's parent directory and go there */
307 slash = strrchr(song->file, '/');
308 if (slash != NULL)
309 parent = allocated = g_strndup(song->file, slash - song->file);
310 else
311 parent = "";
313 ret = browser_change_directory(&browser, c, NULL, parent);
314 g_free(allocated);
315 if (!ret)
316 return false;
318 /* select the specified song */
320 i = filelist_find_song(browser.filelist, song);
321 if (i < 0)
322 i = 0;
324 list_window_set_selected(browser.lw, i);
326 /* finally, switch to the file screen */
327 screen_switch(&screen_browse, c);
328 return true;
329 }