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"
21 #ifndef DISABLE_SEARCH_SCREEN
22 #include "ncmpc.h"
23 #include "options.h"
24 #include "support.h"
25 #include "mpdclient.h"
26 #include "strfsong.h"
27 #include "command.h"
28 #include "screen.h"
29 #include "utils.h"
30 #include "screen_utils.h"
31 #include "screen_browser.h"
32 #include "gcc.h"
34 #include <ctype.h>
35 #include <stdlib.h>
36 #include <string.h>
37 #include <glib.h>
38 #include <ncurses.h>
40 /* new search stuff with qball's libmpdclient */
41 #define FUTURE
43 #ifdef FUTURE
45 extern gint mpdclient_finish_command(mpdclient_t *c);
47 typedef struct {
48 int id;
49 const char *name;
50 const char *localname;
51 } search_tag_t;
53 static search_tag_t search_tag[] = {
54 { MPD_TAG_ITEM_ARTIST, "artist", N_("artist") },
55 { MPD_TAG_ITEM_ALBUM, "album", N_("album") },
56 { MPD_TAG_ITEM_TITLE, "title", N_("title") },
57 { MPD_TAG_ITEM_TRACK, "track", N_("track") },
58 { MPD_TAG_ITEM_NAME, "name", N_("name") },
59 { MPD_TAG_ITEM_GENRE, "genre", N_("genre") },
60 { MPD_TAG_ITEM_DATE, "date", N_("date") },
61 { MPD_TAG_ITEM_COMPOSER, "composer", N_("composer") },
62 { MPD_TAG_ITEM_PERFORMER, "performer", N_("performer") },
63 { MPD_TAG_ITEM_COMMENT, "comment", N_("comment") },
64 { MPD_TAG_ITEM_FILENAME, "filename", N_("file") },
65 { -1, NULL, NULL }
66 };
68 static int
69 search_get_tag_id(char *name)
70 {
71 int i = 0;
73 while (search_tag[i].name) {
74 if (strcasecmp(search_tag[i].name, name) == 0 ||
75 strcasecmp(search_tag[i].localname, name) == 0)
76 return search_tag[i].id;
77 i++;
78 }
80 return -1;
81 }
83 #endif
85 #define SEARCH_TITLE 0
86 #define SEARCH_ARTIST 1
87 #define SEARCH_ALBUM 2
88 #define SEARCH_FILE 3
90 #define SEARCH_ARTIST_TITLE 999
92 typedef struct {
93 int table;
94 const char *label;
95 } search_type_t;
97 static search_type_t mode[] = {
98 { MPD_TABLE_TITLE, N_("Title") },
99 { MPD_TABLE_ARTIST, N_("Artist") },
100 { MPD_TABLE_ALBUM, N_("Album") },
101 { MPD_TABLE_FILENAME, N_("Filename") },
102 { SEARCH_ARTIST_TITLE, N_("Artist + Title") },
103 { 0, NULL }
104 };
106 static GList *search_history = NULL;
107 static gchar *pattern = NULL;
108 static gboolean advanced_search_mode = FALSE;
110 static struct screen_browser browser;
113 /* search info */
114 static const char *
115 lw_search_help_callback(unsigned idx, mpd_unused int *highlight,
116 mpd_unused void *data)
117 {
118 unsigned text_rows;
119 static const char *text[] = {
120 "Quick - just enter a string and ncmpc will search according",
121 " to the current search mode (displayed above).",
122 "",
123 "Advanced - <tag>:<search term> [<tag>:<search term>...]",
124 " Example: artist:radiohead album:pablo honey",
125 "",
126 " avalible tags: artist, album, title, track,",
127 " name, genre, date composer, performer, comment, file",
128 "",
129 NULL
130 };
132 text_rows=0;
133 while (text[text_rows])
134 text_rows++;
136 if (idx < text_rows)
137 return text[idx];
138 return NULL;
139 }
141 static void
142 paint(mpdclient_t *c);
144 static void
145 search_repaint(void)
146 {
147 paint(NULL);
148 wrefresh(browser.lw->w);
149 }
151 static void
152 search_repaint_if_active(void)
153 {
154 if (get_cur_mode_id() == 103) /* XXX don't use the literal number */
155 search_repaint();
156 }
158 /* the playlist have been updated -> fix highlights */
159 static void
160 playlist_changed_callback(mpdclient_t *c, int event, gpointer data)
161 {
162 browser_playlist_changed(&browser, c, event, data);
163 search_repaint_if_active();
164 }
166 /* sanity check search mode value */
167 static void
168 search_check_mode(void)
169 {
170 int max = 0;
172 while (mode[max].label != NULL)
173 max++;
174 if (options.search_mode < 0)
175 options.search_mode = 0;
176 else if (options.search_mode >= max)
177 options.search_mode = max-1;
178 }
180 static void
181 search_clear(mpd_unused screen_t *screen, mpdclient_t *c,
182 gboolean clear_pattern)
183 {
184 if (browser.filelist) {
185 mpdclient_remove_playlist_callback(c, playlist_changed_callback);
186 filelist_free(browser.filelist);
187 browser.filelist = filelist_new(NULL);
188 }
189 if (clear_pattern && pattern) {
190 g_free(pattern);
191 pattern = NULL;
192 }
193 }
195 #ifdef FUTURE
196 static mpdclient_filelist_t *
197 filelist_search(mpdclient_t *c, mpd_unused int exact_match, int table,
198 gchar *local_pattern)
199 {
200 mpdclient_filelist_t *list, *list2;
202 if (table == SEARCH_ARTIST_TITLE) {
203 list = mpdclient_filelist_search(c, FALSE, MPD_TABLE_ARTIST,
204 local_pattern);
205 if (list == NULL)
206 list = filelist_new(NULL);
208 list2 = mpdclient_filelist_search(c, FALSE, MPD_TABLE_TITLE,
209 local_pattern);
210 if (list2 != NULL) {
211 filelist_move(list, list2);
212 filelist_free(list2);
213 }
215 filelist_sort(list, compare_filelistentry_format);
216 } else {
217 list = mpdclient_filelist_search(c, FALSE, table, local_pattern);
218 if (list == NULL)
219 list = filelist_new(NULL);
220 }
222 return list;
223 }
225 /*-----------------------------------------------------------------------
226 * NOTE: This code exists to test a new search ui,
227 * Its ugly and MUST be redesigned before the next release!
228 *-----------------------------------------------------------------------
229 */
230 static mpdclient_filelist_t *
231 search_advanced_query(char *query, mpdclient_t *c)
232 {
233 int i,j;
234 char **strv;
235 int table[10];
236 char *arg[10];
237 mpdclient_filelist_t *fl = NULL;
239 advanced_search_mode = FALSE;
240 if( g_strrstr(query, ":") == NULL )
241 return NULL;
243 strv = g_strsplit_set(query, ": ", 0);
245 i=0;
246 while (strv[i]) {
247 D("strv[%d] = \"%s\"\n", i, strv[i]);
248 i++;
249 }
251 memset(table, 0, 10*sizeof(int));
252 memset(arg, 0, 10*sizeof(char *));
254 i=0;
255 j=0;
256 while (strv[i] && strlen(strv[i]) > 0 && i < 9) {
257 int id = search_get_tag_id(strv[i]);
258 if (id == -1) {
259 if (table[j]) {
260 char *tmp = arg[j];
261 arg[j] = g_strdup_printf("%s %s", arg[j], strv[i]);
262 g_free(tmp);
263 } else {
264 D("Bad search tag %s\n", strv[i]);
265 screen_status_printf(_("Bad search tag %s"), strv[i]);
266 }
267 i++;
268 } else if (strv[i+1] == NULL || strlen(strv[i+1]) == 0) {
269 D("No argument for search tag %s\n", strv[i]);
270 screen_status_printf(_("No argument for search tag %s"), strv[i]);
271 i++;
272 // j--;
273 //table[j] = -1;
274 } else {
275 table[j] = id;
276 arg[j] = locale_to_utf8(strv[i+1]); // FREE ME
277 j++;
278 table[j] = -1;
279 arg[j] = NULL;
280 i = i + 2;
281 advanced_search_mode = TRUE;
282 }
283 }
285 g_strfreev(strv);
288 if (advanced_search_mode && j > 0) {
289 int iter;
290 mpd_InfoEntity *entity;
292 /*-----------------------------------------------------------------------
293 * NOTE (again): This code exists to test a new search ui,
294 * Its ugly and MUST be redesigned before the next release!
295 * + the code below should live in mpdclient.c
296 *-----------------------------------------------------------------------
297 */
298 /** stupid - but this is just a test...... (fulhack) */
299 mpd_startSearch(c->connection, FALSE);
301 for(iter = 0; iter < 10; iter++) {
302 mpd_addConstraintSearch(c->connection, table[iter], arg[iter]);
303 }
305 mpd_commitSearch(c->connection);
307 fl = g_malloc0(sizeof(mpdclient_filelist_t));
309 while ((entity=mpd_getNextInfoEntity(c->connection)))
310 filelist_append(fl, entity);
312 if (mpdclient_finish_command(c) && fl)
313 filelist_free(fl);
314 }
316 i=0;
317 while( arg[i] )
318 g_free(arg[i++]);
320 return fl;
321 }
322 #else
323 #define search_advanced_query(pattern,c) (NULL)
324 #endif
326 static void
327 search_new(screen_t *screen, mpdclient_t *c)
328 {
329 search_clear(screen, c, TRUE);
331 pattern = screen_readln(screen->status_window.w,
332 _("Search: "),
333 NULL,
334 &search_history,
335 NULL);
337 if (pattern && strcmp(pattern,"") == 0) {
338 g_free(pattern);
339 pattern=NULL;
340 }
342 if (pattern == NULL) {
343 list_window_reset(browser.lw);
344 return;
345 }
347 if (!MPD_VERSION_LT(c, 0, 12, 0))
348 browser.filelist = search_advanced_query(pattern, c);
350 if (!advanced_search_mode && browser.filelist == NULL)
351 browser.filelist = filelist_search(c, FALSE,
352 mode[options.search_mode].table,
353 pattern);
355 if (browser.filelist == NULL)
356 browser.filelist = filelist_new(NULL);
358 sync_highlights(c, browser.filelist);
359 mpdclient_install_playlist_callback(c, playlist_changed_callback);
360 list_window_check_selected(browser.lw, filelist_length(browser.filelist));
361 }
365 static void
366 init(WINDOW *w, int cols, int rows)
367 {
368 browser.lw = list_window_init(w, cols, rows);
369 }
371 static void
372 quit(void)
373 {
374 if (search_history)
375 string_list_free(search_history);
376 if (browser.filelist)
377 filelist_free(browser.filelist);
378 list_window_free(browser.lw);
380 if (pattern) {
381 g_free(pattern);
382 pattern = NULL;
383 }
384 }
386 static void
387 open(mpd_unused screen_t *screen, mpd_unused mpdclient_t *c)
388 {
389 // if( pattern==NULL )
390 // search_new(screen, c);
391 // else
392 screen_status_printf(_("Press %s for a new search"),
393 get_key_names(CMD_SCREEN_SEARCH,0));
394 search_check_mode();
395 }
397 static void
398 resize(int cols, int rows)
399 {
400 browser.lw->cols = cols;
401 browser.lw->rows = rows;
402 }
404 static void
405 paint(mpd_unused mpdclient_t *c)
406 {
407 if (browser.filelist) {
408 browser.lw->flags = 0;
409 list_window_paint(browser.lw, browser_lw_callback, browser.filelist);
410 } else {
411 browser.lw->flags = LW_HIDE_CURSOR;
412 list_window_paint(browser.lw, lw_search_help_callback, NULL);
413 }
414 }
416 static const char *
417 get_title(char *str, size_t size)
418 {
419 if (advanced_search_mode && pattern)
420 g_snprintf(str, size, _("Search: %s"), pattern);
421 else if (pattern)
422 g_snprintf(str, size,
423 _("Search: Results for %s [%s]"),
424 pattern,
425 _(mode[options.search_mode].label));
426 else
427 g_snprintf(str, size, _("Search: Press %s for a new search [%s]"),
428 get_key_names(CMD_SCREEN_SEARCH,0),
429 _(mode[options.search_mode].label));
431 return str;
432 }
434 static int
435 search_cmd(screen_t *screen, mpdclient_t *c, command_t cmd)
436 {
437 switch (cmd) {
438 case CMD_PLAY:
439 browser_handle_enter(&browser, c);
440 search_repaint();
441 return 1;
443 case CMD_SELECT:
444 if (browser_handle_select(&browser, c) == 0) {
445 /* continue and select next item... */
446 cmd = CMD_LIST_NEXT;
447 }
448 /* call list_window_cmd to go to the next item */
449 break;
451 case CMD_SELECT_ALL:
452 browser_handle_select_all(&browser, c);
453 search_repaint();
454 return 0;
456 case CMD_SEARCH_MODE:
457 options.search_mode++;
458 if (mode[options.search_mode].label == NULL)
459 options.search_mode = 0;
460 screen_status_printf(_("Search mode: %s"),
461 _(mode[options.search_mode].label));
462 /* continue and update... */
463 case CMD_SCREEN_UPDATE:
464 if (pattern) {
465 search_clear(screen, c, FALSE);
466 browser.filelist = filelist_search(c,
467 FALSE,
468 mode[options.search_mode].table,
469 pattern);
470 sync_highlights(c, browser.filelist);
471 }
472 search_repaint();
473 return 1;
475 case CMD_SCREEN_SEARCH:
476 search_new(screen, c);
477 search_repaint();
478 return 1;
480 case CMD_CLEAR:
481 search_clear(screen, c, TRUE);
482 list_window_reset(browser.lw);
483 search_repaint();
484 return 1;
486 case CMD_LIST_FIND:
487 case CMD_LIST_RFIND:
488 case CMD_LIST_FIND_NEXT:
489 case CMD_LIST_RFIND_NEXT:
490 if (browser.filelist) {
491 screen_find(screen,
492 browser.lw, filelist_length(browser.filelist),
493 cmd, browser_lw_callback,
494 browser.filelist);
495 search_repaint();
496 }
498 return 1;
500 case CMD_MOUSE_EVENT:
501 browser_handle_mouse_event(&browser, c);
502 search_repaint();
503 return 1;
505 default:
506 break;
507 }
509 if (browser.filelist != NULL &&
510 list_window_cmd(browser.lw,
511 filelist_length(browser.filelist), cmd)) {
512 search_repaint();
513 return 1;
514 }
516 return 0;
517 }
519 const struct screen_functions screen_search = {
520 .init = init,
521 .exit = quit,
522 .open = open,
523 .resize = resize,
524 .paint = paint,
525 .cmd = search_cmd,
526 .get_title = get_title,
527 };
529 #endif /* ENABLE_SEARCH_SCREEN */