a74ef6092ccedf1669ada7f2a0940e22f97867b5
1 /*
2 * $Id$
3 *
4 * (c) 2004 by Kalle Wallin <kaw@linux.se>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 *
19 */
21 #include <ctype.h>
22 #include <stdlib.h>
23 #include <string.h>
24 #include <glib.h>
25 #include <ncurses.h>
27 #include "config.h"
28 #ifndef DISABLE_SEARCH_SCREEN
29 #include "ncmpc.h"
30 #include "options.h"
31 #include "support.h"
32 #include "mpdclient.h"
33 #include "strfsong.h"
34 #include "command.h"
35 #include "screen.h"
36 #include "utils.h"
37 #include "screen_utils.h"
38 #include "screen_browse.h"
40 /* new search stuff with qball's libmpdclient */
41 #define FUTURE
44 #ifdef FUTURE
46 extern gint mpdclient_finish_command(mpdclient_t *c);
48 typedef struct {
49 int id;
50 const char *name;
51 const char *localname;
52 } search_tag_t;
54 static search_tag_t search_tag[] = {
55 { MPD_TAG_ITEM_ARTIST, "artist", N_("artist") },
56 { MPD_TAG_ITEM_ALBUM, "album", N_("album") },
57 { MPD_TAG_ITEM_TITLE, "title", N_("title") },
58 { MPD_TAG_ITEM_TRACK, "track", N_("track") },
59 { MPD_TAG_ITEM_NAME, "name", N_("name") },
60 { MPD_TAG_ITEM_GENRE, "genre", N_("genre") },
61 { MPD_TAG_ITEM_DATE, "date", N_("date") },
62 { MPD_TAG_ITEM_COMPOSER, "composer", N_("composer") },
63 { MPD_TAG_ITEM_PERFORMER,"performer", N_("performer") },
64 { MPD_TAG_ITEM_COMMENT, "comment", N_("comment") },
65 { MPD_TAG_ITEM_FILENAME, "filename", N_("file") },
66 { -1, NULL, NULL }
67 };
69 static int
70 search_get_tag_id(char *name)
71 {
72 int i;
74 i=0;
75 while( search_tag[i].name )
76 {
77 if( strcasecmp(search_tag[i].name, name)==0 ||
78 strcasecmp(search_tag[i].localname, name)==0 )
79 return search_tag[i].id;
80 i++;
81 }
82 return -1;
83 }
85 #endif
88 #define SEARCH_TITLE 0
89 #define SEARCH_ARTIST 1
90 #define SEARCH_ALBUM 2
91 #define SEARCH_FILE 3
93 #define SEARCH_ARTIST_TITLE 999
95 typedef struct {
96 int table;
97 const char *label;
98 } search_type_t;
100 static search_type_t mode[] = {
101 { MPD_TABLE_TITLE, N_("Title") },
102 { MPD_TABLE_ARTIST, N_("Artist") },
103 { MPD_TABLE_ALBUM, N_("Album") },
104 { MPD_TABLE_FILENAME, N_("Filename") },
105 { SEARCH_ARTIST_TITLE, N_("Artist + Title") },
106 { 0, NULL }
107 };
109 static list_window_t *lw = NULL;
110 static mpdclient_filelist_t *filelist = NULL;
111 static GList *search_history = NULL;
112 static gchar *pattern = NULL;
113 static gboolean advanced_search_mode = FALSE;
116 /* search info */
117 static const char *
118 lw_search_help_callback(int index, int *highlight, void *data)
119 {
120 int text_rows;
121 static const char *text[] = {
122 "Quick - just enter a string and ncmpc will search according",
123 " to the current search mode (displayed above).",
124 "",
125 "Advanced - <tag>:<search term> [<tag>:<search term>...]",
126 " Example: artist:radiohead album:pablo honey",
127 "",
128 " avalible tags: artist, album, title, track,",
129 " name, genre, date composer, performer, comment, file",
130 "",
131 NULL
132 };
134 text_rows=0;
135 while (text[text_rows])
136 text_rows++;
138 if (index < text_rows)
139 return text[index];
140 return NULL;
141 }
143 /* the playlist have been updated -> fix highlights */
144 static void
145 playlist_changed_callback(mpdclient_t *c, int event, gpointer data)
146 {
147 if( filelist==NULL )
148 return;
149 D("screen_search.c> playlist_callback() [%d]\n", event);
150 switch(event)
151 {
152 case PLAYLIST_EVENT_CLEAR:
153 clear_highlights(filelist);
154 break;
155 default:
156 sync_highlights(c, filelist);
157 break;
158 }
159 }
161 /* sanity check search mode value */
162 static void
163 search_check_mode(void)
164 {
165 int max = 0;
167 while( mode[max].label != NULL )
168 max++;
169 if( options.search_mode<0 )
170 options.search_mode = 0;
171 else if( options.search_mode>=max )
172 options.search_mode = max-1;
173 }
175 static void
176 search_clear(screen_t *screen, mpdclient_t *c, gboolean clear_pattern)
177 {
178 if( filelist )
179 {
180 mpdclient_remove_playlist_callback(c, playlist_changed_callback);
181 filelist = mpdclient_filelist_free(filelist);
182 }
183 if( clear_pattern && pattern )
184 {
185 g_free(pattern);
186 pattern = NULL;
187 }
188 }
190 #ifdef FUTURE
191 static mpdclient_filelist_t *
192 filelist_search(mpdclient_t *c, int exact_match, int table, gchar *pattern)
193 {
194 mpdclient_filelist_t *list, *list2;
196 if( table == SEARCH_ARTIST_TITLE )
197 {
198 list = mpdclient_filelist_search(c, FALSE, MPD_TABLE_ARTIST, pattern);
199 list2 = mpdclient_filelist_search(c, FALSE, MPD_TABLE_TITLE, pattern);
201 list->length += list2->length;
202 list->list = g_list_concat(list->list, list2->list);
203 list->list = g_list_sort(list->list, compare_filelistentry_format);
204 list->updated = TRUE;
205 }
206 else
207 {
208 list = mpdclient_filelist_search(c, FALSE, table, pattern);
209 }
211 return list;
212 }
214 /*-----------------------------------------------------------------------
215 * NOTE: This code exists to test a new search ui,
216 * Its ugly and MUST be redesigned before the next release!
217 *-----------------------------------------------------------------------
218 */
219 static mpdclient_filelist_t *
220 search_advanced_query(char *query, mpdclient_t *c)
221 {
222 int i,j;
223 char **strv;
224 int table[10];
225 char *arg[10];
226 mpdclient_filelist_t *filelist = NULL;
228 advanced_search_mode = FALSE;
229 if( g_strrstr(query, ":") == NULL )
230 return NULL;
232 strv = g_strsplit_set(query, ": ", 0);
234 i=0;
235 while (strv[i]) {
236 D("strv[%d] = \"%s\"\n", i, strv[i]);
237 i++;
238 }
240 memset(table, 0, 10*sizeof(int));
241 memset(arg, 0, 10*sizeof(char *));
243 i=0;
244 j=0;
245 while (strv[i] && strlen(strv[i]) > 0 && i < 9) {
246 D("strv[%d] = \"%s\"\n", i, strv[i]);
248 int id = search_get_tag_id(strv[i]);
249 if (id == -1) {
250 if (table[j]) {
251 char *tmp = arg[j];
252 arg[j] = g_strdup_printf("%s %s", arg[j], strv[i]);
253 g_free(tmp);
254 } else {
255 D("Bad search tag %s\n", strv[i]);
256 screen_status_printf(_("Bad search tag %s"), strv[i]);
257 }
258 i++;
259 } else if (strv[i+1] == NULL || strlen(strv[i+1]) == 0) {
260 D("No argument for search tag %s\n", strv[i]);
261 screen_status_printf(_("No argument for search tag %s"), strv[i]);
262 i++;
263 // j--;
264 //table[j] = -1;
265 } else {
266 table[j] = id;
267 arg[j] = locale_to_utf8(strv[i+1]); // FREE ME
268 j++;
269 table[j] = -1;
270 arg[j] = NULL;
271 i = i + 2;
272 advanced_search_mode = TRUE;
273 }
274 }
276 g_strfreev(strv);
279 if (advanced_search_mode && j > 0) {
280 /*-----------------------------------------------------------------------
281 * NOTE (again): This code exists to test a new search ui,
282 * Its ugly and MUST be redesigned before the next release!
283 * + the code below should live in mpdclient.c
284 *-----------------------------------------------------------------------
285 */
286 /** stupid - but this is just a test...... (fulhack) */
287 mpd_startSearch(c->connection, FALSE);
289 int iter;
290 for(iter = 0; iter < 10; iter++) {
291 mpd_addConstraintSearch(c->connection, table[iter], arg[iter]);
292 }
294 mpd_commitSearch(c->connection);
296 filelist = g_malloc0(sizeof(mpdclient_filelist_t));
298 mpd_InfoEntity *entity;
300 while ((entity=mpd_getNextInfoEntity(c->connection))) {
301 filelist_entry_t *entry = g_malloc0(sizeof(filelist_entry_t));
303 entry->entity = entity;
304 filelist->list = g_list_append(filelist->list, (gpointer) entry);
305 filelist->length++;
306 }
308 if (mpdclient_finish_command(c) && filelist)
309 filelist = mpdclient_filelist_free(filelist);
311 filelist->updated = TRUE;
312 }
314 i=0;
315 while( arg[i] )
316 g_free(arg[i++]);
318 return filelist;
319 }
320 #else
321 #define search_advanced_query(pattern,c) (NULL)
322 #endif
324 static void
325 search_new(screen_t *screen, mpdclient_t *c)
326 {
327 search_clear(screen, c, TRUE);
329 pattern = screen_readln(screen->status_window.w,
330 _("Search: "),
331 NULL,
332 &search_history,
333 NULL);
335 if( pattern && strcmp(pattern,"")==0 )
336 {
337 g_free(pattern);
338 pattern=NULL;
339 }
341 if( pattern==NULL )
342 {
343 list_window_reset(lw);
344 return;
345 }
347 if( !MPD_VERSION_LT(c, 0, 12, 0) )
348 filelist = search_advanced_query(pattern, c);
349 if( !advanced_search_mode && filelist==NULL )
350 filelist = filelist_search(c,
351 FALSE,
352 mode[options.search_mode].table,
353 pattern);
354 sync_highlights(c, filelist);
355 mpdclient_install_playlist_callback(c, playlist_changed_callback);
356 list_window_check_selected(lw, filelist->length);
357 }
361 static void
362 init(WINDOW *w, int cols, int rows)
363 {
364 lw = list_window_init(w, cols, rows);
365 }
367 static void
368 quit(void)
369 {
370 if( search_history )
371 string_list_free(search_history);
372 if( filelist )
373 filelist = mpdclient_filelist_free(filelist);
374 list_window_free(lw);
375 if( pattern )
376 g_free(pattern);
377 pattern = NULL;
378 }
380 static void
381 open(screen_t *screen, mpdclient_t *c)
382 {
383 // if( pattern==NULL )
384 // search_new(screen, c);
385 // else
386 screen_status_printf(_("Press %s for a new search"),
387 get_key_names(CMD_SCREEN_SEARCH,0));
388 search_check_mode();
389 }
391 static void
392 resize(int cols, int rows)
393 {
394 lw->cols = cols;
395 lw->rows = rows;
396 }
398 static void
399 close(void)
400 {
401 }
403 static void
404 paint(screen_t *screen, mpdclient_t *c)
405 {
406 lw->clear = 1;
408 if( filelist )
409 {
410 lw->flags = 0;
411 list_window_paint(lw, browse_lw_callback, (void *) filelist);
412 filelist->updated = FALSE;
413 }
414 else
415 {
416 lw->flags = LW_HIDE_CURSOR;
417 list_window_paint(lw, lw_search_help_callback, NULL);
418 if( !MPD_VERSION_LT(c, 0, 12, 0) )
419 g_strdup_printf("Advanced search disabled (MPD version < 0.12.0");
420 // wmove(lw->w, 0, 0);
421 //wclrtobot(lw->w);
422 }
423 wnoutrefresh(lw->w);
424 }
426 static void
427 update(screen_t *screen, mpdclient_t *c)
428 {
429 if( filelist==NULL || filelist->updated )
430 {
431 paint(screen, c);
432 return;
433 }
434 list_window_paint(lw, browse_lw_callback, (void *) filelist);
435 wnoutrefresh(lw->w);
436 }
438 static const char *
439 get_title(char *str, size_t size)
440 {
441 if( advanced_search_mode && pattern )
442 g_snprintf(str, size, _("Search: %s"), pattern);
443 else if( pattern )
444 g_snprintf(str, size,
445 _("Search: Results for %s [%s]"),
446 pattern,
447 _(mode[options.search_mode].label));
448 else
449 g_snprintf(str, size, _("Search: Press %s for a new search [%s]"),
450 get_key_names(CMD_SCREEN_SEARCH,0),
451 _(mode[options.search_mode].label));
453 return str;
454 }
456 static list_window_t *
457 get_filelist_window(void)
458 {
459 return lw;
460 }
462 static int
463 search_cmd(screen_t *screen, mpdclient_t *c, command_t cmd)
464 {
465 switch(cmd)
466 {
467 case CMD_PLAY:
468 browse_handle_enter(screen, c, lw, filelist);
469 return 1;
471 case CMD_SELECT:
472 if( browse_handle_select(screen, c, lw, filelist) == 0 )
473 {
474 /* continue and select next item... */
475 cmd = CMD_LIST_NEXT;
476 }
477 /* call list_window_cmd to go to the next item */
478 return list_window_cmd(lw, filelist->length, cmd);
480 case CMD_SELECT_ALL:
481 browse_handle_select_all (screen, c, lw, filelist);
482 paint (screen, c);
483 return 0;
485 case CMD_SEARCH_MODE:
486 options.search_mode++;
487 if( mode[options.search_mode].label == NULL )
488 options.search_mode = 0;
489 screen_status_printf(_("Search mode: %s"),
490 _(mode[options.search_mode].label));
491 /* continue and update... */
492 case CMD_SCREEN_UPDATE:
493 if( pattern )
494 {
495 search_clear(screen, c, FALSE);
496 filelist = filelist_search(c,
497 FALSE,
498 mode[options.search_mode].table,
499 pattern);
500 sync_highlights(c, filelist);
501 }
502 return 1;
504 case CMD_SCREEN_SEARCH:
505 search_new(screen, c);
506 return 1;
508 case CMD_CLEAR:
509 search_clear(screen, c, TRUE);
510 list_window_reset(lw);
511 return 1;
513 case CMD_LIST_FIND:
514 case CMD_LIST_RFIND:
515 case CMD_LIST_FIND_NEXT:
516 case CMD_LIST_RFIND_NEXT:
517 if( filelist )
518 return screen_find(screen,
519 lw, filelist->length,
520 cmd, browse_lw_callback, (void *) filelist);
521 else
522 return 1;
524 case CMD_MOUSE_EVENT:
525 return browse_handle_mouse_event(screen,c,lw,filelist);
527 default:
528 if( filelist )
529 return list_window_cmd(lw, filelist->length, cmd);
530 }
532 return 0;
533 }
535 screen_functions_t *
536 get_screen_search(void)
537 {
538 static screen_functions_t functions;
540 memset(&functions, 0, sizeof(screen_functions_t));
541 functions.init = init;
542 functions.exit = quit;
543 functions.open = open;
544 functions.close = close;
545 functions.resize = resize;
546 functions.paint = paint;
547 functions.update = update;
548 functions.cmd = search_cmd;
549 functions.get_lw = get_filelist_window;
550 functions.get_title = get_title;
552 return &functions;
553 }
556 #endif /* ENABLE_SEARCH_SCREEN */