7fb559fabc7eeaac01e33905630f51b7b41924f6
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 {
50 int id;
51 char *name;
52 char *localname;
53 } search_tag_t;
55 static search_tag_t search_tag[] = {
56 { MPD_TAG_ITEM_ARTIST, "artist", N_("artist") },
57 { MPD_TAG_ITEM_ALBUM, "album", N_("album") },
58 { MPD_TAG_ITEM_TITLE, "title", N_("title") },
59 { MPD_TAG_ITEM_TRACK, "track", N_("track") },
60 { MPD_TAG_ITEM_NAME, "name", N_("name") },
61 { MPD_TAG_ITEM_GENRE, "genre", N_("genre") },
62 { MPD_TAG_ITEM_DATE, "date", N_("date") },
63 { MPD_TAG_ITEM_COMPOSER, "composer", N_("composer") },
64 { MPD_TAG_ITEM_PERFORMER,"performer", N_("performer") },
65 { MPD_TAG_ITEM_COMMENT, "comment", N_("comment") },
66 { MPD_TAG_ITEM_FILENAME, "filename", N_("file") },
67 { -1, NULL, NULL }
68 };
70 static int
71 search_get_tag_id(char *name)
72 {
73 int i;
75 i=0;
76 while( search_tag[i].name )
77 {
78 if( strcasecmp(search_tag[i].name, name)==0 ||
79 strcasecmp(search_tag[i].localname, name)==0 )
80 return search_tag[i].id;
81 i++;
82 }
83 return -1;
84 }
86 #endif
89 #define SEARCH_TITLE 0
90 #define SEARCH_ARTIST 1
91 #define SEARCH_ALBUM 2
92 #define SEARCH_FILE 3
94 typedef struct {
95 int table;
96 char *label;
97 } search_type_t;
99 static search_type_t mode[] = {
100 { MPD_TABLE_TITLE, N_("Title") },
101 { MPD_TABLE_ARTIST, N_("Artist") },
102 { MPD_TABLE_ALBUM, N_("Album") },
103 { MPD_TABLE_FILENAME, N_("Filename") },
104 { 0, NULL }
105 };
107 static list_window_t *lw = NULL;
108 static mpdclient_filelist_t *filelist = NULL;
109 static GList *search_history = NULL;
110 static gchar *pattern = NULL;
111 static gboolean advanced_search_mode = FALSE;
114 /* search info */
115 static char *
116 lw_search_help_callback(int index, int *highlight, void *data)
117 {
118 int text_rows;
119 static 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( index < text_rows )
137 return text[index];
138 return NULL;
139 }
141 /* the playlist have been updated -> fix highlights */
142 static void
143 playlist_changed_callback(mpdclient_t *c, int event, gpointer data)
144 {
145 if( filelist==NULL )
146 return;
147 D("screen_search.c> playlist_callback() [%d]\n", event);
148 switch(event)
149 {
150 case PLAYLIST_EVENT_CLEAR:
151 clear_highlights(filelist);
152 break;
153 default:
154 sync_highlights(c, filelist);
155 break;
156 }
157 }
159 /* sanity check search mode value */
160 static void
161 search_check_mode(void)
162 {
163 int max = 0;
165 while( mode[max].label != NULL )
166 max++;
167 if( options.search_mode<0 )
168 options.search_mode = 0;
169 else if( options.search_mode>=max )
170 options.search_mode = max-1;
171 }
173 static void
174 search_clear(screen_t *screen, mpdclient_t *c, gboolean clear_pattern)
175 {
176 if( filelist )
177 {
178 mpdclient_remove_playlist_callback(c, playlist_changed_callback);
179 filelist = mpdclient_filelist_free(filelist);
180 }
181 if( clear_pattern && pattern )
182 {
183 g_free(pattern);
184 pattern = NULL;
185 }
186 }
188 #ifdef FUTURE
189 /*-----------------------------------------------------------------------
190 * NOTE: This code exists to test a new search ui,
191 * Its ugly and MUST be redesigned before the next release!
192 *-----------------------------------------------------------------------
193 */
194 static mpdclient_filelist_t *
195 search_advanced_query(char *query, mpdclient_t *c)
196 {
197 int i,j;
198 char **strv;
199 int table[10];
200 char *arg[10];
201 mpdclient_filelist_t *filelist = NULL;
203 advanced_search_mode = FALSE;
204 if( g_strrstr(query, ":") == NULL )
205 return NULL;
207 strv = g_strsplit_set(query, ": ", 0);
209 i=0;
210 while( strv[i] )
211 {
212 D("strv[%d] = \"%s\"\n", i, strv[i]);
213 i++;
214 }
216 memset(table, 0, 10*sizeof(int));
217 memset(arg, 0, 10*sizeof(char *));
219 i=0;
220 j=0;
221 while( strv[i] && strlen(strv[i])>0 && i<9 )
222 {
223 D("strv[%d] = \"%s\"\n", i, strv[i]);
225 int id = search_get_tag_id(strv[i]);
226 if( id==-1 )
227 {
228 if( table[j] )
229 {
230 char *tmp = arg[j];
231 arg[j] = g_strdup_printf("%s %s", arg[j], strv[i]);
232 g_free(tmp);
233 }
234 else
235 {
236 D("Bad search tag %s\n", strv[i]);
237 screen_status_printf(_("Bad search tag %s"), strv[i]);
238 }
239 i++;
240 }
241 else if( strv[i+1] == NULL || strlen(strv[i+1])==0 )
242 {
243 D("No argument for search tag %s\n", strv[i]);
244 screen_status_printf(_("No argument for search tag %s"), strv[i]);
245 i++;
246 // j--;
247 //table[j] = -1;
248 }
249 else
250 {
251 table[j] = id;
252 arg[j] = locale_to_utf8(strv[i+1]); // FREE ME
253 j++;
254 table[j] = -1;
255 arg[j] = NULL;
256 i = i + 2;
257 advanced_search_mode = TRUE;
258 }
259 }
261 g_strfreev(strv);
264 if( advanced_search_mode && j>0 )
265 {
266 /*-----------------------------------------------------------------------
267 * NOTE (again): This code exists to test a new search ui,
268 * Its ugly and MUST be redesigned before the next release!
269 * + the code below should live in mpdclient.c
270 *-----------------------------------------------------------------------
271 */
272 /** stupid - but this is just a test...... (fulhack) */
273 mpd_startSearch(c->connection, FALSE);
275 int iter;
276 for(iter = 0; iter < 10; iter++)
277 {
278 mpd_addConstraintSearch(c->connection, table[iter], arg[iter]);
279 }
281 mpd_commitSearch(c->connection);
283 filelist = g_malloc0(sizeof(mpdclient_filelist_t));
285 mpd_InfoEntity *entity;
287 while( (entity=mpd_getNextInfoEntity(c->connection)) )
288 {
289 filelist_entry_t *entry = g_malloc0(sizeof(filelist_entry_t));
291 entry->entity = entity;
292 filelist->list = g_list_append(filelist->list, (gpointer) entry);
293 filelist->length++;
294 }
296 if( mpdclient_finish_command(c) && filelist )
297 filelist = mpdclient_filelist_free(filelist);
299 filelist->updated = TRUE;
300 }
302 i=0;
303 while( arg[i] )
304 g_free(arg[i++]);
306 return filelist;
307 }
308 #else
309 #define search_advanced_query(pattern,c) (NULL)
310 #endif
312 static void
313 search_new(screen_t *screen, mpdclient_t *c)
314 {
315 search_clear(screen, c, TRUE);
317 pattern = screen_readln(screen->status_window.w,
318 _("Search: "),
319 NULL,
320 &search_history,
321 NULL);
323 if( pattern && strcmp(pattern,"")==0 )
324 {
325 g_free(pattern);
326 pattern=NULL;
327 }
329 if( pattern==NULL )
330 {
331 list_window_reset(lw);
332 return;
333 }
335 if( !MPD_VERSION_LT(c, 0, 12, 0) )
336 filelist = search_advanced_query(pattern, c);
337 if( !advanced_search_mode && filelist==NULL )
338 filelist = mpdclient_filelist_search(c,
339 FALSE,
340 mode[options.search_mode].table,
341 pattern);
342 sync_highlights(c, filelist);
343 mpdclient_install_playlist_callback(c, playlist_changed_callback);
344 list_window_check_selected(lw, filelist->length);
345 }
349 static void
350 init(WINDOW *w, int cols, int rows)
351 {
352 lw = list_window_init(w, cols, rows);
353 }
355 static void
356 quit(void)
357 {
358 if( search_history )
359 string_list_free(search_history);
360 if( filelist )
361 filelist = mpdclient_filelist_free(filelist);
362 list_window_free(lw);
363 if( pattern )
364 g_free(pattern);
365 pattern = NULL;
366 }
368 static void
369 open(screen_t *screen, mpdclient_t *c)
370 {
371 // if( pattern==NULL )
372 // search_new(screen, c);
373 // else
374 screen_status_printf(_("Press %s for a new search"),
375 get_key_names(CMD_SCREEN_SEARCH,0));
376 search_check_mode();
377 }
379 static void
380 resize(int cols, int rows)
381 {
382 lw->cols = cols;
383 lw->rows = rows;
384 }
386 static void
387 close(void)
388 {
389 }
391 static void
392 paint(screen_t *screen, mpdclient_t *c)
393 {
394 lw->clear = 1;
396 if( filelist )
397 {
398 lw->flags = 0;
399 list_window_paint(lw, browse_lw_callback, (void *) filelist);
400 filelist->updated = FALSE;
401 }
402 else
403 {
404 lw->flags = LW_HIDE_CURSOR;
405 list_window_paint(lw, lw_search_help_callback, NULL);
406 if( !MPD_VERSION_LT(c, 0, 12, 0) )
407 g_strdup_printf("Advanced search disabled (MPD version < 0.12.0");
408 // wmove(lw->w, 0, 0);
409 //wclrtobot(lw->w);
410 }
411 wnoutrefresh(lw->w);
412 }
414 static void
415 update(screen_t *screen, mpdclient_t *c)
416 {
417 if( filelist==NULL || filelist->updated )
418 {
419 paint(screen, c);
420 return;
421 }
422 list_window_paint(lw, browse_lw_callback, (void *) filelist);
423 wnoutrefresh(lw->w);
424 }
426 static char *
427 get_title(char *str, size_t size)
428 {
429 if( advanced_search_mode && pattern )
430 g_snprintf(str, size, _("Search: %s"), pattern);
431 else if( pattern )
432 g_snprintf(str, size,
433 _("Search: Results for %s [%s]"),
434 pattern,
435 _(mode[options.search_mode].label));
436 else
437 g_snprintf(str, size, _("Search: Press %s for a new search [%s]"),
438 get_key_names(CMD_SCREEN_SEARCH,0),
439 _(mode[options.search_mode].label));
441 return str;
442 }
444 static list_window_t *
445 get_filelist_window()
446 {
447 return lw;
448 }
450 static int
451 search_cmd(screen_t *screen, mpdclient_t *c, command_t cmd)
452 {
453 switch(cmd)
454 {
455 case CMD_PLAY:
456 browse_handle_enter(screen, c, lw, filelist);
457 return 1;
459 case CMD_SELECT:
460 if( browse_handle_select(screen, c, lw, filelist) == 0 )
461 {
462 /* continue and select next item... */
463 cmd = CMD_LIST_NEXT;
464 }
465 return 1;
467 case CMD_SEARCH_MODE:
468 options.search_mode++;
469 if( mode[options.search_mode].label == NULL )
470 options.search_mode = 0;
471 screen_status_printf(_("Search mode: %s"),
472 _(mode[options.search_mode].label));
473 /* continue and update... */
474 case CMD_SCREEN_UPDATE:
475 if( pattern )
476 {
477 search_clear(screen, c, FALSE);
478 filelist = mpdclient_filelist_search(c,
479 FALSE,
480 mode[options.search_mode].table,
481 pattern);
482 sync_highlights(c, filelist);
483 }
484 return 1;
486 case CMD_SCREEN_SEARCH:
487 search_new(screen, c);
488 return 1;
490 case CMD_CLEAR:
491 search_clear(screen, c, TRUE);
492 list_window_reset(lw);
493 return 1;
495 case CMD_LIST_FIND:
496 case CMD_LIST_RFIND:
497 case CMD_LIST_FIND_NEXT:
498 case CMD_LIST_RFIND_NEXT:
499 if( filelist )
500 return screen_find(screen, c,
501 lw, filelist->length,
502 cmd, browse_lw_callback, (void *) filelist);
503 else
504 return 1;
506 case CMD_MOUSE_EVENT:
507 return browse_handle_mouse_event(screen,c,lw,filelist);
509 default:
510 if( filelist )
511 return list_window_cmd(lw, filelist->length, cmd);
512 }
514 return 0;
515 }
517 screen_functions_t *
518 get_screen_search(void)
519 {
520 static screen_functions_t functions;
522 memset(&functions, 0, sizeof(screen_functions_t));
523 functions.init = init;
524 functions.exit = quit;
525 functions.open = open;
526 functions.close = close;
527 functions.resize = resize;
528 functions.paint = paint;
529 functions.update = update;
530 functions.cmd = search_cmd;
531 functions.get_lw = get_filelist_window;
532 functions.get_title = get_title;
534 return &functions;
535 }
538 #endif /* ENABLE_SEARCH_SCREEN */