1 |
/*************************************************************************** |
2 |
* * |
3 |
* Copyright (C) 2007 Grigor Iliev * |
4 |
* * |
5 |
* This program is free software; you can redistribute it and/or modify * |
6 |
* it under the terms of the GNU General Public License as published by * |
7 |
* the Free Software Foundation; either version 2 of the License, or * |
8 |
* (at your option) any later version. * |
9 |
* * |
10 |
* This program is distributed in the hope that it will be useful, * |
11 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
12 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
13 |
* GNU General Public License for more details. * |
14 |
* * |
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., 51 Franklin St, Fifth Floor, Boston, * |
18 |
* MA 02110-1301 USA * |
19 |
***************************************************************************/ |
20 |
|
21 |
#include "../common/global.h" |
22 |
|
23 |
#if HAVE_SQLITE3 |
24 |
|
25 |
#ifndef __LS_INSTRUMENTSDB_H__ |
26 |
#define __LS_INSTRUMENTSDB_H__ |
27 |
|
28 |
#include <sqlite3.h> |
29 |
#include <vector> |
30 |
#include <sys/stat.h> |
31 |
#include <gig.h> |
32 |
#include "../common/Mutex.h" |
33 |
#include "../EventListeners.h" |
34 |
|
35 |
namespace LinuxSampler { |
36 |
|
37 |
class DbInstrument { |
38 |
public: |
39 |
String InstrFile; |
40 |
int InstrNr; |
41 |
String FormatFamily; |
42 |
String FormatVersion; |
43 |
long long int Size; |
44 |
String Created; |
45 |
String Modified; |
46 |
String Description; |
47 |
bool IsDrum; |
48 |
String Product; |
49 |
String Artists; |
50 |
String Keywords; |
51 |
|
52 |
DbInstrument() { } |
53 |
DbInstrument(const DbInstrument& Instr) { Copy(Instr); } |
54 |
void operator=(const DbInstrument& Instr) { Copy(Instr); } |
55 |
void Copy(const DbInstrument&); |
56 |
}; |
57 |
|
58 |
class DbDirectory { |
59 |
public: |
60 |
String Created; |
61 |
String Modified; |
62 |
String Description; |
63 |
|
64 |
DbDirectory() { } |
65 |
DbDirectory(const DbDirectory& Dir) { Copy(Dir); } |
66 |
void operator=(const DbDirectory& Dir) { Copy(Dir); } |
67 |
void Copy(const DbDirectory&); |
68 |
}; |
69 |
|
70 |
typedef std::auto_ptr<std::vector<int> > IntListPtr; |
71 |
typedef std::auto_ptr<std::vector<String> > StringListPtr; |
72 |
|
73 |
/** |
74 |
* @brief Provides access to the instruments database. |
75 |
*/ |
76 |
class InstrumentsDb { |
77 |
public: |
78 |
|
79 |
/** |
80 |
* This class is used as a listener, which is notified when |
81 |
* changes to the instruments database are made. |
82 |
*/ |
83 |
class Listener { |
84 |
public: |
85 |
/** |
86 |
* Invoked when the number of instrument directories |
87 |
* in a specific directory has changed. |
88 |
* @param Dir The absolute pathname of the directory in |
89 |
* which the number of directories is changed. |
90 |
*/ |
91 |
virtual void DirectoryCountChanged(String Dir) = 0; |
92 |
|
93 |
/** |
94 |
* Invoked when the settings of an instrument directory |
95 |
* are changed. |
96 |
* @param Dir The absolute pathname of the directory |
97 |
* whose settings are changed. |
98 |
*/ |
99 |
virtual void DirectoryInfoChanged(String Dir) = 0; |
100 |
|
101 |
/** |
102 |
* Invoked when an instrument directory is renamed. |
103 |
* @param Dir The old absolute pathname of the directory. |
104 |
* @param NewName The new name of the directory. |
105 |
*/ |
106 |
virtual void DirectoryNameChanged(String Dir, String NewName) = 0; |
107 |
|
108 |
/** |
109 |
* Invoked when the number of instruments |
110 |
* in a specific directory has changed. |
111 |
* @param Dir The absolute pathname of the directory in |
112 |
* which the number of instruments is changed. |
113 |
*/ |
114 |
virtual void InstrumentCountChanged(String Dir) = 0; |
115 |
|
116 |
/** |
117 |
* Invoked when the settings of an instrument are changed. |
118 |
* @param Instr The absolute pathname of the instrument |
119 |
* whose settings are changed. |
120 |
*/ |
121 |
virtual void InstrumentInfoChanged(String Instr) = 0; |
122 |
|
123 |
/** |
124 |
* Invoked when an instrument is renamed. |
125 |
* @param Instr The old absolute pathname of the instrument. |
126 |
* @param NewName The new name of the directory. |
127 |
*/ |
128 |
virtual void InstrumentNameChanged(String Instr, String NewName) = 0; |
129 |
}; |
130 |
|
131 |
/** |
132 |
* Registers the specified listener to be notified |
133 |
* when changes to the instruments database are made. |
134 |
*/ |
135 |
void AddInstrumentsDbListener(InstrumentsDb::Listener* l); |
136 |
|
137 |
/** |
138 |
* Removes the specified listener. |
139 |
*/ |
140 |
void RemoveInstrumentsDbListener(InstrumentsDb::Listener* l); |
141 |
|
142 |
/** |
143 |
* This method is used to access the instruments database. |
144 |
*/ |
145 |
static InstrumentsDb* GetInstrumentsDb(); |
146 |
|
147 |
/** |
148 |
* Sets the absolute path name of the instruments database file to use. |
149 |
* The instruments database file location should be set before |
150 |
* any attempt to access the database and once set could not be changed. |
151 |
* @throws Exception - if an empty string is provided or if |
152 |
* the method is called more than once. |
153 |
*/ |
154 |
void SetDbFile(String File); |
155 |
|
156 |
/** |
157 |
* Gets the number of directories in the specified directory. |
158 |
* @param Dir The absolute path name of the directory. |
159 |
* @throws Exception - if database error occurs, or |
160 |
* the specified path name is invalid. |
161 |
* @returns The number of directories in the specified directory |
162 |
* or -1 if the directory doesn't exist. |
163 |
*/ |
164 |
int GetDirectoryCount(String Dir); |
165 |
|
166 |
/** |
167 |
* Gets the list of directories in the specified directory. |
168 |
* @param Dir The absolute path name of the directory. |
169 |
* @throws Exception - if database error occurs, or |
170 |
* the specified path name is invalid. |
171 |
*/ |
172 |
StringListPtr GetDirectories(String Dir); |
173 |
|
174 |
/** |
175 |
* Adds the specified directory to the database. |
176 |
* @param Dir The absolute path name of the directory to add. |
177 |
* @throws Exception - if database error occurs, or the |
178 |
* specified path is invalid. |
179 |
*/ |
180 |
void AddDirectory(String Dir); |
181 |
|
182 |
/** |
183 |
* Removes the specified directory from the database. |
184 |
* @param Dir The absolute path name of the directory to remove. |
185 |
* @throws Exception - If the specified path is invalid, or |
186 |
* Force is false and the specified directory is |
187 |
* not empty, or if database error occurs. |
188 |
*/ |
189 |
void RemoveDirectory(String Dir, bool Force = false); |
190 |
|
191 |
/** |
192 |
* Determines whether the specified directory exists in the database. |
193 |
* @throws Exception - If database error occurs. |
194 |
*/ |
195 |
bool DirectoryExist(String Dir); |
196 |
|
197 |
/** |
198 |
* Gets information about the specified directory. |
199 |
* @param Dir The absolute path name of the directory. |
200 |
* @throws Exception - if database error occurs, or if |
201 |
* the specified directory is not found. |
202 |
*/ |
203 |
DbDirectory GetDirectoryInfo(String Dir); |
204 |
|
205 |
/** |
206 |
* Renames the specified directory. |
207 |
* @param Dir The absolute path name of the directory to rename. |
208 |
* @param Name The new name for the directory. |
209 |
* @throws Exception - In case the given directory does not exists, |
210 |
* or the specified name is not a valid name, |
211 |
* or if a directory with name equal to the new name already |
212 |
* exists, or if database error occurs. |
213 |
*/ |
214 |
void RenameDirectory(String Dir, String Name); |
215 |
|
216 |
/** |
217 |
* Moves the specified directory into the specified location. |
218 |
* @param Dir The absolute path name of the directory to move. |
219 |
* @param Dst The location where the directory will be moved to. |
220 |
* @throws Exception - In case a given directory does not exists, |
221 |
* or if a directory with name equal to the directory name already |
222 |
* exists in the specified destination directory, or if database error |
223 |
* occurs. Error is also thrown when trying to move a directory to a |
224 |
* subdirectory of itself. |
225 |
*/ |
226 |
void MoveDirectory(String Dir, String Dst); |
227 |
|
228 |
/** |
229 |
* Changes the description of the specified directory. |
230 |
* @throws Exception - if database error occurs, or if |
231 |
* the specified directory is not found. |
232 |
*/ |
233 |
void SetDirectoryDescription(String Dir, String Desc); |
234 |
|
235 |
/** |
236 |
* Adds the instruments in the specified file or |
237 |
* directory to the specified instruments database directory. |
238 |
* @param DbDir The absolute path name of a directory in the |
239 |
* instruments database in which only the new instruments |
240 |
* (that are not already in the database) will be added. |
241 |
* @param FilePath The absolute path name of a file or |
242 |
* directory in the file system. In case a directory is |
243 |
* supplied, all supported instruments in the specified directory |
244 |
* will be added to the instruments database, including the |
245 |
* instruments in the subdirectories. The respective subdirectory |
246 |
* structure will be recreated in the supplied database directory. |
247 |
* @param Index The index of the instrument (in the given |
248 |
* instrument file) to add. If -1 is specified, all instruments in |
249 |
* the supplied instrument file will be added. Error is thrown if |
250 |
* a directory is supplied and Index is not equal to -1. |
251 |
* @throws Exception if the operation failed. |
252 |
*/ |
253 |
void AddInstruments(String DbDir, String FilePath, int Index = -1); |
254 |
|
255 |
/** |
256 |
* Adds all supported instruments in the specified directory |
257 |
* to the specified instruments database directory. The |
258 |
* instruments in the subdirectories will not be processed |
259 |
* @param DbDir The absolute path name of a directory in the |
260 |
* instruments database in which only the new instruments |
261 |
* (that are not already in the database) will be added. |
262 |
* @param FsDir The absolute path name of a directory in the file |
263 |
* system. |
264 |
* @throws Exception if the operation failed. |
265 |
*/ |
266 |
void AddInstrumentsNonrecursive(String DbDir, String FsDir); |
267 |
|
268 |
/** |
269 |
* Adds all supported instruments in the specified file system |
270 |
* direcotry to the specified instruments database directory, |
271 |
* including the instruments in the subdirectories of the |
272 |
* supplied directory. |
273 |
* @param DbDir The absolute path name of a directory in the |
274 |
* instruments database in which only the new instruments |
275 |
* (that are not already in the database) will be added. |
276 |
* @param FsDir The absolute path name of an existing |
277 |
* directory in the file system. |
278 |
* @param Flat If true, the respective subdirectory structure will |
279 |
* not be recreated in the instruments database and all instruments |
280 |
* will be added directly in the specified database directory. |
281 |
* @throws Exception if the operation failed. |
282 |
*/ |
283 |
void AddInstrumentsRecursive(String DbDir, String FsDir, bool Flat = false); |
284 |
|
285 |
/** |
286 |
* Gets the number of instruments in the specified directory. |
287 |
* @param Dir The absolute path name of the directory. |
288 |
* @throws Exception - if database error occurs, or |
289 |
* the specified path name is invalid. |
290 |
* @returns The number of instruments in the specified directory |
291 |
* or -1 if the directory doesn't exist. |
292 |
*/ |
293 |
int GetInstrumentCount(String Dir); |
294 |
|
295 |
/** |
296 |
* Gets the list of instruments in the specified directory. |
297 |
* @param Dir The absolute path name of the directory. |
298 |
* @throws Exception - if database error occurs, or |
299 |
* the specified path name is invalid. |
300 |
*/ |
301 |
StringListPtr GetInstruments(String Dir); |
302 |
|
303 |
/** |
304 |
* Removes the specified instrument from the database. |
305 |
* @param Instr The absolute path name of the instrument to remove. |
306 |
* @throws Exception - If the specified instrument does not exist, |
307 |
* or database error occurs. |
308 |
*/ |
309 |
void RemoveInstrument(String Instr); |
310 |
|
311 |
/** |
312 |
* Gets information about the specified instrument. |
313 |
* @param Instr The absolute path name of the instrument. |
314 |
* @throws Exception - if database error occurs, or if |
315 |
* the specified instrument is not found. |
316 |
*/ |
317 |
DbInstrument GetInstrumentInfo(String Instr); |
318 |
|
319 |
/** |
320 |
* Renames the specified instrument. |
321 |
* @param Instr The absolute path name of the instrument to rename. |
322 |
* @param Name The new name for the instrument. |
323 |
* @throws Exception - In case the given instrument does not exists, |
324 |
* or the specified name is not a valid name, or if an instrument |
325 |
* with name equal to the new name already exists, or |
326 |
* if database error occurs. |
327 |
*/ |
328 |
void RenameInstrument(String Instr, String Name); |
329 |
|
330 |
/** |
331 |
* Moves the specified instrument into the specified directory. |
332 |
* @param Instr The absolute path name of the instrument to move. |
333 |
* @param Dst The directory where the instrument will be moved to. |
334 |
* @throws Exception - In case the given directory or instrument |
335 |
* does not exist, or if an instrument with name equal to the name |
336 |
* of the specified instrument already exists in the specified |
337 |
* destination directory, or if database error occurs. |
338 |
*/ |
339 |
void MoveInstrument(String Instr, String Dst); |
340 |
|
341 |
/** |
342 |
* Changes the description of the specified instrument. |
343 |
* @throws Exception - if database error occurs, or if |
344 |
* the specified instrument is not found. |
345 |
*/ |
346 |
void SetInstrumentDescription(String Instr, String Desc); |
347 |
|
348 |
/** |
349 |
* Closes the database connection if opened and deletes |
350 |
* the InstrumentsDb instance. |
351 |
*/ |
352 |
static void Destroy(); |
353 |
|
354 |
|
355 |
private: |
356 |
sqlite3* db; |
357 |
String DbFile; |
358 |
static InstrumentsDb* pInstrumentsDb; |
359 |
Mutex DbInstrumentsMutex; |
360 |
ListenerList<InstrumentsDb::Listener*> llInstrumentsDbListeners; |
361 |
|
362 |
InstrumentsDb(); |
363 |
~InstrumentsDb(); |
364 |
|
365 |
/** |
366 |
* Gets the instruments database. If the database is not |
367 |
* opened, a connection to the database is established first. |
368 |
* @returns The instruments database. |
369 |
* @throws Exception if fail to open the database. |
370 |
*/ |
371 |
sqlite3* GetDb(); |
372 |
|
373 |
/** |
374 |
* Gets the number of directories in the directory |
375 |
* with ID DirId. |
376 |
* @returns The number of directories in the specified directory |
377 |
* or -1 if the directory doesn't exist. |
378 |
*/ |
379 |
int GetDirectoryCount(int DirId); |
380 |
|
381 |
/** |
382 |
* Gets a list containing the IDs of all directories in |
383 |
* the specified instrument directory. |
384 |
* @returns The IDs of all directories in the specified directory. |
385 |
* @throws Exception - if database error occurs. |
386 |
*/ |
387 |
IntListPtr GetDirectoryIDs(int DirId); |
388 |
|
389 |
/** |
390 |
* Gets the directory ID. |
391 |
* @param Dir The absolute path name of the directory. |
392 |
* @returns The directory ID or -1 if the directory is not found. |
393 |
* @throws Exception - if database error occurs. |
394 |
*/ |
395 |
int GetDirectoryId(String Dir); |
396 |
|
397 |
/** |
398 |
* Gets the directory ID. |
399 |
* @param ParentDirId The ID of the parent directory. |
400 |
* @param DirName The directory name. |
401 |
* @throws Exception - if database error occurs. |
402 |
* @returns The ID of the specified directory |
403 |
* or -1 if the directory doesn't exist. |
404 |
*/ |
405 |
int GetDirectoryId(int ParentDirId, String DirName); |
406 |
|
407 |
/** |
408 |
* Removes the specified directory from the database. |
409 |
* @param DirId The ID of the directory to remove. |
410 |
* @throws Exception - If the specified directory is not empty. |
411 |
*/ |
412 |
void RemoveDirectory(int DirId); |
413 |
|
414 |
/** |
415 |
* Removes all directories in the specified directory. |
416 |
* Do NOT call this method before ensuring that all |
417 |
* directories in the specified directory are empty. |
418 |
* @param DirId The ID of the directory. |
419 |
* @throws Exception - if at least one of the directories in the |
420 |
* specified directory is not empty or if database error occurs. |
421 |
* @see IsDirectoryEmpty |
422 |
*/ |
423 |
void RemoveAllDirectories(int DirId); |
424 |
|
425 |
/** |
426 |
* Determines whether the specified directory is empty. |
427 |
* If the directory doesn't exist the return value is false. |
428 |
* @throws Exception - if database error occurs. |
429 |
*/ |
430 |
bool IsDirectoryEmpty(int DirId); |
431 |
|
432 |
/** |
433 |
* Removes the content of the specified directory from the database. |
434 |
* @param DirId The ID of the directory. |
435 |
* @param Level Used to prevent stack overflow, which may occur |
436 |
* due to large or infinite recursive loop. |
437 |
* @throws Exception - If database error occurs. |
438 |
*/ |
439 |
void RemoveDirectoryContent(int DirId, int Level = 0); |
440 |
|
441 |
/** |
442 |
* Gets the ID of the specified database instrument. |
443 |
* @param Instr The absolute path name of the instrument. |
444 |
* @returns The instrument ID or -1 if the instrument is not found. |
445 |
* @throws Exception - if database error occurs. |
446 |
*/ |
447 |
int GetInstrumentId(String Instr); |
448 |
|
449 |
/** |
450 |
* Gets the ID of the specified database instrument. |
451 |
* @param DirId The ID of the directory containing the instrument. |
452 |
* @param InstrName The name of the instrument. |
453 |
* @returns The instrument ID or -1 if the instrument is not found. |
454 |
* @throws Exception - if database error occurs. |
455 |
*/ |
456 |
int GetInstrumentId(int DirId, String InstrName); |
457 |
|
458 |
/** |
459 |
* Removes the specified instrument from the database. |
460 |
* @param InstrId The ID of the instrument to remove. |
461 |
* @throws Exception - If the specified instrument does not exist. |
462 |
*/ |
463 |
void RemoveInstrument(int InstrId); |
464 |
|
465 |
/** |
466 |
* Removes all instruments in the specified directory. |
467 |
* @param DirId The ID of the directory. |
468 |
* @throws Exception - if database error occurs. |
469 |
*/ |
470 |
void RemoveAllInstruments(int DirId); |
471 |
|
472 |
/** |
473 |
* Gets the number of instruments in the directory |
474 |
* with ID DirId. |
475 |
* @returns The number of instruments in the specified directory |
476 |
* or -1 if the directory doesn't exist. |
477 |
*/ |
478 |
int GetInstrumentCount(int DirId); |
479 |
|
480 |
/** |
481 |
* Gets a list containing the IDs of all instruments in |
482 |
* the specified instrument directory. |
483 |
* @returns The IDs of all instruments in the specified directory. |
484 |
* @throws Exception - if database error occurs. |
485 |
*/ |
486 |
IntListPtr GetInstrumentIDs(int DirId); |
487 |
|
488 |
/** |
489 |
* Adds the instruments in the specified file |
490 |
* to the specified instruments database directory. |
491 |
* @param DbDir The absolute path name of a directory in the |
492 |
* instruments database in which only the new instruments |
493 |
* (that are not already in the database) will be added. |
494 |
* @param File The absolute path name of a file in the file system. |
495 |
* @param Index The index of the instrument (in the given |
496 |
* instrument file) to add. If -1 is specified, all instruments in |
497 |
* the supplied instrument file will be added. |
498 |
* @throws Exception if the operation failed. |
499 |
*/ |
500 |
void AddInstrumentsFromFile(String DbDir, String File, int Index = -1); |
501 |
|
502 |
/** |
503 |
* Adds the specified GIG instrument(s) to the specified location |
504 |
* in the instruments database. |
505 |
* @param DbDir The instruments database directory |
506 |
* in which the instrument will be added. |
507 |
* @param File The absolute path name of the instrument file. |
508 |
* @param Index The index of the instrument (in the given |
509 |
* instrument file) to add. If -1 is specified, all instruments in |
510 |
* the supplied instrument file will be added. |
511 |
* @throws Exception if the operation failed. |
512 |
*/ |
513 |
void AddGigInstruments(String DbDir, String File, int Index = -1); |
514 |
|
515 |
/** |
516 |
* Adds the specified GIG instrument. |
517 |
* @throws Exception if the operation failed. |
518 |
*/ |
519 |
void AddGigInstrument(sqlite3_stmt* pStmt, String DbDir, int DirId, String File, ::gig::Instrument* pInstrument, int Index); |
520 |
|
521 |
/** |
522 |
* Used to execute SQL commands which return empty result set. |
523 |
*/ |
524 |
void ExecSql(String Sql); |
525 |
|
526 |
/** |
527 |
* Used to execute SQL commands which return empty result set. |
528 |
*/ |
529 |
void ExecSql(String Sql, String Param); |
530 |
|
531 |
/** |
532 |
* Used to execute SQL commands which returns integer. |
533 |
*/ |
534 |
int ExecSqlInt(String Sql); |
535 |
|
536 |
/** |
537 |
* Used to execute SQL commands which returns integer. |
538 |
*/ |
539 |
int ExecSqlInt(String Sql, String Param); |
540 |
|
541 |
/** |
542 |
* Used to execute SQL commands which returns integer. |
543 |
*/ |
544 |
String ExecSqlString(String Sql); |
545 |
|
546 |
/** |
547 |
* Used to execute SQL commands which returns integer list. |
548 |
*/ |
549 |
IntListPtr ExecSqlIntList(String Sql); |
550 |
|
551 |
/** |
552 |
* Used to execute SQL commands which returns string list. |
553 |
*/ |
554 |
StringListPtr ExecSqlStringList(String Sql); |
555 |
|
556 |
/** |
557 |
* Binds the specified text parameter. |
558 |
*/ |
559 |
void BindTextParam(sqlite3_stmt* pStmt, int Index, String Text); |
560 |
|
561 |
/** |
562 |
* Binds the specified integer parameter. |
563 |
*/ |
564 |
void BindIntParam(sqlite3_stmt* pStmt, int Index, int Param); |
565 |
|
566 |
/** |
567 |
* Checks whether an instrument with the specified name already |
568 |
* exists in the specified directory and if so a new unique name |
569 |
* is returnded. The new name is generated by adding the suffix |
570 |
* [<nr>] to the end of the name , where <nr> is a number between |
571 |
* 2 and 1000. |
572 |
* throws Exception if cannot find an unique name. This is done |
573 |
* because it is highly unlikely that this can happen, so it is |
574 |
* supposed that this is due to a bug or an infinite loop. |
575 |
*/ |
576 |
String GetUniqueInstrumentName(int DirId, String Name); |
577 |
|
578 |
void FireDirectoryCountChanged(String Dir); |
579 |
void FireDirectoryInfoChanged(String Dir); |
580 |
void FireDirectoryNameChanged(String Dir, String NewName); |
581 |
void FireInstrumentCountChanged(String Dir); |
582 |
void FireInstrumentInfoChanged(String Instr); |
583 |
void FireInstrumentNameChanged(String Instr, String NewName); |
584 |
|
585 |
/** |
586 |
* Strips the non-directory suffix from the file name. If the string |
587 |
* ends with `/' only the last character is removed. If the string |
588 |
* doesn't starts with `/' charater, an empty string is returned. |
589 |
*/ |
590 |
static String GetDirectoryPath(String File); |
591 |
|
592 |
/** |
593 |
* Returns the file name extracted from the specified absolute path |
594 |
* name. If the string doesn't starts with `/' or ends with `/', |
595 |
* an empty string is returned. |
596 |
*/ |
597 |
static String GetFileName(String Path); |
598 |
|
599 |
/** |
600 |
* Strips the last directory from the specified path name. If the |
601 |
* string doesn't starts with `/' an empty string is returned. |
602 |
*/ |
603 |
static String GetParentDirectory(String Dir); |
604 |
|
605 |
/** |
606 |
* Checks whether the specified path is valid. |
607 |
* @throws Exception - if the specified path is invalid. |
608 |
*/ |
609 |
static void CheckPathName(String Path); |
610 |
|
611 |
/** |
612 |
* Checks whether the specified file name is valid. |
613 |
* @throws Exception - if the specified file name is invalid. |
614 |
*/ |
615 |
static void CheckFileName(String File); |
616 |
}; |
617 |
|
618 |
/** |
619 |
* This class is used for recursive |
620 |
*/ |
621 |
class DirectoryScanner { |
622 |
public: |
623 |
/** |
624 |
* Recursively scans all subdirectories of the specified |
625 |
* directory and adds the supported instruments to the database. |
626 |
* @throws Exception - if the specified directories are invalid. |
627 |
*/ |
628 |
static void Scan(String DbDir, String FsDir, bool Flat); |
629 |
|
630 |
private: |
631 |
static String DbDir; |
632 |
static String FsDir; |
633 |
static bool Flat; |
634 |
static int FtwCallback(const char* fpath, const struct stat* sb, int typeflag); |
635 |
}; |
636 |
|
637 |
} // namespace LinuxSampler |
638 |
|
639 |
#endif // __LS_INSTRUMENTSDB_H__ |
640 |
|
641 |
#endif // HAVE_SQLITE3 |