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/*************************************************************************** |
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* * |
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* Copyright (C) 2007 Grigor Iliev * |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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* * |
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* This program is distributed in the hope that it will be useful, * |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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* GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the Free Software * |
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, * |
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* MA 02110-1301 USA * |
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***************************************************************************/ |
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#include "../common/global.h" |
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#if HAVE_SQLITE3 |
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#ifndef __LS_INSTRUMENTSDB_H__ |
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#define __LS_INSTRUMENTSDB_H__ |
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#include <sqlite3.h> |
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#include <vector> |
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#include <sys/stat.h> |
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#include <gig.h> |
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#include "../common/Mutex.h" |
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#include "../EventListeners.h" |
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namespace LinuxSampler { |
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class DbInstrument { |
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public: |
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String InstrFile; |
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int InstrNr; |
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String FormatFamily; |
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String FormatVersion; |
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long long int Size; |
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String Created; |
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String Modified; |
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String Description; |
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bool IsDrum; |
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String Product; |
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String Artists; |
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String Keywords; |
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DbInstrument() { } |
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DbInstrument(const DbInstrument& Instr) { Copy(Instr); } |
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void operator=(const DbInstrument& Instr) { Copy(Instr); } |
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void Copy(const DbInstrument&); |
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}; |
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class DbDirectory { |
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public: |
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String Created; |
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String Modified; |
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String Description; |
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DbDirectory() { } |
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DbDirectory(const DbDirectory& Dir) { Copy(Dir); } |
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void operator=(const DbDirectory& Dir) { Copy(Dir); } |
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void Copy(const DbDirectory&); |
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}; |
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class SearchQuery { |
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public: |
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enum InstrumentType { |
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CHROMATIC = 0, |
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DRUM = 1, |
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BOTH = 2 |
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}; |
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String Name; |
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std::vector<String> FormatFamilies; |
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long long MinSize; |
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long long MaxSize; |
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String CreatedBefore; |
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String CreatedAfter; |
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String ModifiedBefore; |
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String ModifiedAfter; |
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String Description; |
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String Product; |
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String Artists; |
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String Keywords; |
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InstrumentType InstrType; |
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SearchQuery(); |
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void SetFormatFamilies(String s); |
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void SetSize(String s); |
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void SetCreated(String s); |
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void SetModified(String s); |
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private: |
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String GetMin(String s); |
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String GetMax(String s); |
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}; |
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typedef std::auto_ptr<std::vector<int> > IntListPtr; |
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typedef std::auto_ptr<std::vector<String> > StringListPtr; |
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/** |
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* @brief Provides access to the instruments database. |
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*/ |
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class InstrumentsDb { |
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public: |
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/** |
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* This class is used as a listener, which is notified when |
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* changes to the instruments database are made. |
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*/ |
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class Listener { |
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public: |
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/** |
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* Invoked when the number of instrument directories |
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* in a specific directory has changed. |
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* @param Dir The absolute pathname of the directory in |
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* which the number of directories is changed. |
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*/ |
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virtual void DirectoryCountChanged(String Dir) = 0; |
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/** |
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* Invoked when the settings of an instrument directory |
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* are changed. |
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* @param Dir The absolute pathname of the directory |
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* whose settings are changed. |
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*/ |
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virtual void DirectoryInfoChanged(String Dir) = 0; |
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/** |
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* Invoked when an instrument directory is renamed. |
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* @param Dir The old absolute pathname of the directory. |
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* @param NewName The new name of the directory. |
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*/ |
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virtual void DirectoryNameChanged(String Dir, String NewName) = 0; |
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/** |
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* Invoked when the number of instruments |
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* in a specific directory has changed. |
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* @param Dir The absolute pathname of the directory in |
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* which the number of instruments is changed. |
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*/ |
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virtual void InstrumentCountChanged(String Dir) = 0; |
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/** |
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* Invoked when the settings of an instrument are changed. |
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* @param Instr The absolute pathname of the instrument |
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* whose settings are changed. |
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*/ |
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virtual void InstrumentInfoChanged(String Instr) = 0; |
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/** |
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* Invoked when an instrument is renamed. |
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* @param Instr The old absolute pathname of the instrument. |
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* @param NewName The new name of the directory. |
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*/ |
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virtual void InstrumentNameChanged(String Instr, String NewName) = 0; |
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}; |
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/** |
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* Registers the specified listener to be notified |
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* when changes to the instruments database are made. |
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*/ |
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void AddInstrumentsDbListener(InstrumentsDb::Listener* l); |
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/** |
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* Removes the specified listener. |
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*/ |
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void RemoveInstrumentsDbListener(InstrumentsDb::Listener* l); |
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/** |
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* Creates an instruments database file. |
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* @param File the pathname of the file to create. |
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* @throws Exception If the creation of the database file failed. |
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*/ |
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static void CreateInstrumentsDb(String File); |
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/** |
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* This method is used to access the instruments database. |
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*/ |
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static InstrumentsDb* GetInstrumentsDb(); |
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/** |
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* Sets the absolute path name of the instruments database file to use. |
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* The instruments database file location should be set before |
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* any attempt to access the database and once set could not be changed. |
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* @throws Exception - if an empty string is provided or if |
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* the method is called more than once. |
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*/ |
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void SetDbFile(String File); |
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/** |
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* Gets the number of directories in the specified directory. |
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* @param Dir The absolute path name of the directory. |
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* @param Recursive If true, the number of all directories |
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* in the specified subtree will be returned. |
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* @throws Exception - if database error occurs, or |
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* the specified path name is invalid. |
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* @returns The number of directories in the specified directory. |
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*/ |
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int GetDirectoryCount(String Dir, bool Recursive); |
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/** |
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* Gets the list of directories in the specified directory. |
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* @param Dir The absolute path name of the directory. |
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* @param Recursive If true, all directories |
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* in the specified subtree will be returned. |
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* @throws Exception - if database error occurs, or |
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* the specified path name is invalid. |
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*/ |
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StringListPtr GetDirectories(String Dir, bool Recursive); |
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/** |
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* Adds the specified directory to the database. |
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* @param Dir The absolute path name of the directory to add. |
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* @throws Exception - if database error occurs, or the |
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* specified path is invalid. |
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*/ |
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void AddDirectory(String Dir); |
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/** |
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* Removes the specified directory from the database. |
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* @param Dir The absolute path name of the directory to remove. |
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* @throws Exception - If the specified path is invalid, or |
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* Force is false and the specified directory is |
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* not empty, or if database error occurs. |
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*/ |
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void RemoveDirectory(String Dir, bool Force = false); |
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/** |
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* Determines whether the specified directory exists in the database. |
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* @throws Exception - If database error occurs. |
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*/ |
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bool DirectoryExist(String Dir); |
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/** |
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* Gets information about the specified directory. |
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* @param Dir The absolute path name of the directory. |
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* @throws Exception - if database error occurs, or if |
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* the specified directory is not found. |
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*/ |
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DbDirectory GetDirectoryInfo(String Dir); |
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/** |
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* Renames the specified directory. |
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* @param Dir The absolute path name of the directory to rename. |
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* @param Name The new name for the directory. |
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* @throws Exception - In case the given directory does not exists, |
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* or the specified name is not a valid name, |
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* or if a directory with name equal to the new name already |
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* exists, or if database error occurs. |
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*/ |
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void RenameDirectory(String Dir, String Name); |
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/** |
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* Moves the specified directory into the specified location. |
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* @param Dir The absolute path name of the directory to move. |
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* @param Dst The location where the directory will be moved to. |
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* @throws Exception - In case a given directory does not exists, |
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* or if a directory with name equal to the directory name already |
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* exists in the specified destination directory, or if database error |
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* occurs. Error is also thrown when trying to move a directory to a |
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* subdirectory of itself. |
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*/ |
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void MoveDirectory(String Dir, String Dst); |
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/** |
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* Copies the specified directory into the specified location. |
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* @param Dir The absolute path name of the directory to copy. |
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* @param Dst The location where the directory will be copied to. |
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* @throws Exception - In case a given directory does not exists, |
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* or if a directory with name equal to the directory name already |
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* exists in the specified destination directory, or if database error |
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* occurs. Error is also thrown when trying to copy a directory to a |
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* subdirectory of itself. |
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*/ |
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void CopyDirectory(String Dir, String Dst); |
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/** |
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* Changes the description of the specified directory. |
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* @throws Exception - if database error occurs, or if |
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* the specified directory is not found. |
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*/ |
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void SetDirectoryDescription(String Dir, String Desc); |
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/** |
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* Finds all directories that match the search query. |
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* @param Dir The absolute path name of the database |
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* directory to search in. |
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* @throws Exception - if database error occurs, or |
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* if the specified path name is invalid. |
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* @returns The absolute path names of all directories |
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* that match the search query. |
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*/ |
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StringListPtr FindDirectories(String Dir, SearchQuery* pQuery, bool Recursive); |
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/** |
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* Adds the instruments in the specified file or |
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* directory to the specified instruments database directory. |
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* @param DbDir The absolute path name of a directory in the |
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* instruments database in which only the new instruments |
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* (that are not already in the database) will be added. |
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* @param FilePath The absolute path name of a file or |
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* directory in the file system. In case a directory is |
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* supplied, all supported instruments in the specified directory |
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* will be added to the instruments database, including the |
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* instruments in the subdirectories. The respective subdirectory |
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* structure will be recreated in the supplied database directory. |
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* @param Index The index of the instrument (in the given |
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* instrument file) to add. If -1 is specified, all instruments in |
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* the supplied instrument file will be added. Error is thrown if |
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* a directory is supplied and Index is not equal to -1. |
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* @throws Exception if the operation failed. |
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*/ |
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void AddInstruments(String DbDir, String FilePath, int Index = -1); |
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/** |
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* Adds all supported instruments in the specified directory |
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* to the specified instruments database directory. The |
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* instruments in the subdirectories will not be processed |
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* @param DbDir The absolute path name of a directory in the |
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* instruments database in which only the new instruments |
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* (that are not already in the database) will be added. |
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* @param FsDir The absolute path name of a directory in the file |
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* system. |
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* @throws Exception if the operation failed. |
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*/ |
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void AddInstrumentsNonrecursive(String DbDir, String FsDir); |
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/** |
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* Adds all supported instruments in the specified file system |
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* direcotry to the specified instruments database directory, |
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* including the instruments in the subdirectories of the |
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* supplied directory. |
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* @param DbDir The absolute path name of a directory in the |
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* instruments database in which only the new instruments |
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* (that are not already in the database) will be added. |
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* @param FsDir The absolute path name of an existing |
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* directory in the file system. |
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* @param Flat If true, the respective subdirectory structure will |
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* not be recreated in the instruments database and all instruments |
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* will be added directly in the specified database directory. |
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* @throws Exception if the operation failed. |
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*/ |
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void AddInstrumentsRecursive(String DbDir, String FsDir, bool Flat = false); |
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/** |
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* Gets the number of instruments in the specified directory. |
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* @param Dir The absolute path name of the directory. |
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* @param Recursive If true, the number of all instruments |
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* in the specified subtree will be returned. |
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* @throws Exception - if database error occurs, or |
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* the specified path name is invalid. |
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* @returns The number of instruments in the specified directory. |
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*/ |
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int GetInstrumentCount(String Dir, bool Recursive); |
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|
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/** |
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* Gets the list of instruments in the specified directory. |
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* @param Dir The absolute path name of the directory. |
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* @param Recursive If true, all instruments |
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* in the specified subtree will be returned. |
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* @throws Exception - if database error occurs, or |
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* the specified path name is invalid. |
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*/ |
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StringListPtr GetInstruments(String Dir, bool Recursive); |
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/** |
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* Removes the specified instrument from the database. |
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* @param Instr The absolute path name of the instrument to remove. |
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* @throws Exception - If the specified instrument does not exist, |
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* or database error occurs. |
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*/ |
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void RemoveInstrument(String Instr); |
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/** |
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* Gets information about the specified instrument. |
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* @param Instr The absolute path name of the instrument. |
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* @throws Exception - if database error occurs, or if |
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* the specified instrument is not found. |
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*/ |
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DbInstrument GetInstrumentInfo(String Instr); |
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/** |
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* Renames the specified instrument. |
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* @param Instr The absolute path name of the instrument to rename. |
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* @param Name The new name for the instrument. |
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* @throws Exception - In case the given instrument does not exists, |
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* or the specified name is not a valid name, or if an instrument |
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* with name equal to the new name already exists, or |
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* if database error occurs. |
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*/ |
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void RenameInstrument(String Instr, String Name); |
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/** |
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* Moves the specified instrument into the specified directory. |
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|
|
* @param Instr The absolute path name of the instrument to move. |
402 |
|
|
* @param Dst The directory where the instrument will be moved to. |
403 |
|
|
* @throws Exception - In case the given directory or instrument |
404 |
|
|
* does not exist, or if an instrument with name equal to the name |
405 |
|
|
* of the specified instrument already exists in the specified |
406 |
|
|
* destination directory, or if database error occurs. |
407 |
|
|
*/ |
408 |
|
|
void MoveInstrument(String Instr, String Dst); |
409 |
|
|
|
410 |
|
|
/** |
411 |
iliev |
1187 |
* Copies the specified instrument into the specified directory. |
412 |
|
|
* @param Instr The absolute path name of the instrument to copy. |
413 |
|
|
* @param Dst The directory where the instrument will be copied to. |
414 |
|
|
* @throws Exception - In case the given directory or instrument |
415 |
|
|
* does not exist, or if an instrument with name equal to the name |
416 |
|
|
* of the specified instrument already exists in the specified |
417 |
|
|
* destination directory, or if database error occurs. |
418 |
|
|
*/ |
419 |
|
|
void CopyInstrument(String Instr, String Dst); |
420 |
|
|
|
421 |
|
|
/** |
422 |
iliev |
1161 |
* Changes the description of the specified instrument. |
423 |
|
|
* @throws Exception - if database error occurs, or if |
424 |
|
|
* the specified instrument is not found. |
425 |
|
|
*/ |
426 |
|
|
void SetInstrumentDescription(String Instr, String Desc); |
427 |
|
|
|
428 |
|
|
/** |
429 |
iliev |
1187 |
* Finds all instruments that match the search query. |
430 |
|
|
* @param Dir The absolute path name of the database |
431 |
|
|
* directory to search in. |
432 |
|
|
* @throws Exception - if database error occurs, or |
433 |
|
|
* if the specified path name is invalid. |
434 |
|
|
* @returns The absolute path names of all instruments |
435 |
|
|
* that match the search query. |
436 |
|
|
*/ |
437 |
|
|
StringListPtr FindInstruments(String Dir, SearchQuery* pQuery, bool Recursive); |
438 |
|
|
|
439 |
|
|
/** |
440 |
iliev |
1161 |
* Closes the database connection if opened and deletes |
441 |
|
|
* the InstrumentsDb instance. |
442 |
|
|
*/ |
443 |
|
|
static void Destroy(); |
444 |
|
|
|
445 |
iliev |
1187 |
|
446 |
|
|
private: |
447 |
|
|
class DirectoryHandler { |
448 |
|
|
public: |
449 |
|
|
virtual void ProcessDirectory(String Path, int DirId) = 0; |
450 |
|
|
}; |
451 |
iliev |
1161 |
|
452 |
iliev |
1187 |
class AbstractFinder : public DirectoryHandler { |
453 |
|
|
public: |
454 |
|
|
virtual void ProcessDirectory(String Path, int DirId) = 0; |
455 |
|
|
|
456 |
|
|
bool IsRegex(String Pattern); |
457 |
|
|
void AddSql(String Col, String Pattern, std::stringstream& Sql); |
458 |
|
|
|
459 |
|
|
protected: |
460 |
|
|
std::vector<String> Params; |
461 |
|
|
}; |
462 |
|
|
|
463 |
|
|
class DirectoryFinder : public AbstractFinder { |
464 |
|
|
public: |
465 |
|
|
DirectoryFinder(SearchQuery* pQuery); |
466 |
|
|
~DirectoryFinder(); |
467 |
|
|
StringListPtr GetDirectories(); |
468 |
|
|
virtual void ProcessDirectory(String Path, int DirId); |
469 |
|
|
|
470 |
|
|
private: |
471 |
|
|
sqlite3_stmt* pStmt; |
472 |
|
|
String SqlQuery; |
473 |
|
|
SearchQuery* pQuery; |
474 |
|
|
StringListPtr pDirectories; |
475 |
|
|
|
476 |
|
|
}; |
477 |
|
|
|
478 |
|
|
class InstrumentFinder : public AbstractFinder { |
479 |
|
|
public: |
480 |
|
|
InstrumentFinder(SearchQuery* pQuery); |
481 |
|
|
~InstrumentFinder(); |
482 |
|
|
StringListPtr GetInstruments(); |
483 |
|
|
virtual void ProcessDirectory(String Path, int DirId); |
484 |
|
|
|
485 |
|
|
private: |
486 |
|
|
sqlite3_stmt* pStmt; |
487 |
|
|
String SqlQuery; |
488 |
|
|
SearchQuery* pQuery; |
489 |
|
|
StringListPtr pInstruments; |
490 |
|
|
}; |
491 |
|
|
|
492 |
|
|
class DirectoryCounter : public DirectoryHandler { |
493 |
|
|
public: |
494 |
|
|
DirectoryCounter() { count = 0; } |
495 |
|
|
virtual void ProcessDirectory(String Path, int DirId); |
496 |
|
|
int GetDirectoryCount() { return count; } |
497 |
|
|
|
498 |
|
|
private: |
499 |
|
|
int count; |
500 |
|
|
}; |
501 |
|
|
|
502 |
|
|
class InstrumentCounter : public DirectoryHandler { |
503 |
|
|
public: |
504 |
|
|
InstrumentCounter() { count = 0; } |
505 |
|
|
virtual void ProcessDirectory(String Path, int DirId); |
506 |
|
|
int GetInstrumentCount() { return count; } |
507 |
|
|
|
508 |
|
|
private: |
509 |
|
|
int count; |
510 |
|
|
}; |
511 |
|
|
|
512 |
|
|
class DirectoryCopier : public DirectoryHandler { |
513 |
|
|
public: |
514 |
|
|
DirectoryCopier(String SrcParentDir, String DestDir); |
515 |
|
|
virtual void ProcessDirectory(String Path, int DirId); |
516 |
|
|
|
517 |
|
|
private: |
518 |
|
|
String SrcParentDir; |
519 |
|
|
String DestDir; |
520 |
|
|
}; |
521 |
|
|
|
522 |
iliev |
1161 |
sqlite3* db; |
523 |
|
|
String DbFile; |
524 |
|
|
static InstrumentsDb* pInstrumentsDb; |
525 |
|
|
Mutex DbInstrumentsMutex; |
526 |
|
|
ListenerList<InstrumentsDb::Listener*> llInstrumentsDbListeners; |
527 |
iliev |
1187 |
bool InTransaction; |
528 |
iliev |
1161 |
|
529 |
|
|
InstrumentsDb(); |
530 |
|
|
~InstrumentsDb(); |
531 |
|
|
|
532 |
|
|
/** |
533 |
|
|
* Gets the instruments database. If the database is not |
534 |
|
|
* opened, a connection to the database is established first. |
535 |
|
|
* @returns The instruments database. |
536 |
|
|
* @throws Exception if fail to open the database. |
537 |
|
|
*/ |
538 |
|
|
sqlite3* GetDb(); |
539 |
|
|
|
540 |
|
|
/** |
541 |
|
|
* Gets the number of directories in the directory |
542 |
|
|
* with ID DirId. |
543 |
|
|
* @returns The number of directories in the specified directory |
544 |
|
|
* or -1 if the directory doesn't exist. |
545 |
|
|
*/ |
546 |
|
|
int GetDirectoryCount(int DirId); |
547 |
|
|
|
548 |
|
|
/** |
549 |
|
|
* Gets a list containing the IDs of all directories in |
550 |
|
|
* the specified instrument directory. |
551 |
|
|
* @returns The IDs of all directories in the specified directory. |
552 |
|
|
* @throws Exception - if database error occurs. |
553 |
|
|
*/ |
554 |
|
|
IntListPtr GetDirectoryIDs(int DirId); |
555 |
|
|
|
556 |
|
|
/** |
557 |
iliev |
1187 |
* Gets the list of directories in the specified directory. |
558 |
|
|
* @param DirId The ID of the directory. |
559 |
|
|
* @throws Exception - if database error occurs, or |
560 |
|
|
* the specified ID is invalid. |
561 |
|
|
*/ |
562 |
|
|
StringListPtr GetDirectories(int DirId); |
563 |
|
|
|
564 |
|
|
/** |
565 |
iliev |
1161 |
* Gets the directory ID. |
566 |
|
|
* @param Dir The absolute path name of the directory. |
567 |
|
|
* @returns The directory ID or -1 if the directory is not found. |
568 |
|
|
* @throws Exception - if database error occurs. |
569 |
|
|
*/ |
570 |
|
|
int GetDirectoryId(String Dir); |
571 |
|
|
|
572 |
|
|
/** |
573 |
|
|
* Gets the directory ID. |
574 |
|
|
* @param ParentDirId The ID of the parent directory. |
575 |
|
|
* @param DirName The directory name. |
576 |
|
|
* @throws Exception - if database error occurs. |
577 |
|
|
* @returns The ID of the specified directory |
578 |
|
|
* or -1 if the directory doesn't exist. |
579 |
|
|
*/ |
580 |
|
|
int GetDirectoryId(int ParentDirId, String DirName); |
581 |
|
|
|
582 |
|
|
/** |
583 |
iliev |
1187 |
* Gets the name of the specified directory. |
584 |
|
|
* @throws Exception - if the directory is not found |
585 |
|
|
* or if database error occurs. |
586 |
|
|
*/ |
587 |
|
|
String GetDirectoryName(int DirId); |
588 |
|
|
|
589 |
|
|
/** |
590 |
|
|
* Gets the ID of the parent directory. |
591 |
|
|
* @throws Exception - if the root directory is specified, or if the |
592 |
|
|
* specified directory is not found, or if database error occurs. |
593 |
|
|
*/ |
594 |
|
|
int GetParentDirectoryId(int DirId); |
595 |
|
|
|
596 |
|
|
/** |
597 |
|
|
* Gets the absolute path name of the specified directory. |
598 |
|
|
* @param DirId The ID of the directory, which absolute |
599 |
|
|
* path name should be returned. |
600 |
|
|
* @throws Exception If the specified directory is not |
601 |
|
|
* found or if database error occurs. |
602 |
|
|
*/ |
603 |
|
|
String GetDirectoryPath(int DirId); |
604 |
|
|
|
605 |
|
|
/** |
606 |
iliev |
1161 |
* Removes the specified directory from the database. |
607 |
|
|
* @param DirId The ID of the directory to remove. |
608 |
|
|
* @throws Exception - If the specified directory is not empty. |
609 |
|
|
*/ |
610 |
|
|
void RemoveDirectory(int DirId); |
611 |
|
|
|
612 |
|
|
/** |
613 |
|
|
* Removes all directories in the specified directory. |
614 |
|
|
* Do NOT call this method before ensuring that all |
615 |
|
|
* directories in the specified directory are empty. |
616 |
|
|
* @param DirId The ID of the directory. |
617 |
|
|
* @throws Exception - if at least one of the directories in the |
618 |
|
|
* specified directory is not empty or if database error occurs. |
619 |
|
|
* @see IsDirectoryEmpty |
620 |
|
|
*/ |
621 |
|
|
void RemoveAllDirectories(int DirId); |
622 |
|
|
|
623 |
|
|
/** |
624 |
|
|
* Determines whether the specified directory is empty. |
625 |
|
|
* If the directory doesn't exist the return value is false. |
626 |
|
|
* @throws Exception - if database error occurs. |
627 |
|
|
*/ |
628 |
|
|
bool IsDirectoryEmpty(int DirId); |
629 |
|
|
|
630 |
|
|
/** |
631 |
|
|
* Removes the content of the specified directory from the database. |
632 |
|
|
* @param DirId The ID of the directory. |
633 |
|
|
* @param Level Used to prevent stack overflow, which may occur |
634 |
|
|
* due to large or infinite recursive loop. |
635 |
|
|
* @throws Exception - If database error occurs. |
636 |
|
|
*/ |
637 |
|
|
void RemoveDirectoryContent(int DirId, int Level = 0); |
638 |
|
|
|
639 |
|
|
/** |
640 |
|
|
* Gets the ID of the specified database instrument. |
641 |
|
|
* @param Instr The absolute path name of the instrument. |
642 |
|
|
* @returns The instrument ID or -1 if the instrument is not found. |
643 |
|
|
* @throws Exception - if database error occurs. |
644 |
|
|
*/ |
645 |
|
|
int GetInstrumentId(String Instr); |
646 |
|
|
|
647 |
|
|
/** |
648 |
|
|
* Gets the ID of the specified database instrument. |
649 |
|
|
* @param DirId The ID of the directory containing the instrument. |
650 |
|
|
* @param InstrName The name of the instrument. |
651 |
|
|
* @returns The instrument ID or -1 if the instrument is not found. |
652 |
|
|
* @throws Exception - if database error occurs. |
653 |
|
|
*/ |
654 |
|
|
int GetInstrumentId(int DirId, String InstrName); |
655 |
|
|
|
656 |
|
|
/** |
657 |
iliev |
1187 |
* Gets the name of the instrument with the specified ID. |
658 |
|
|
* @param InstrId The ID of the instrument, which name should be obtained. |
659 |
|
|
* @returns The name of the specified instrument. |
660 |
|
|
* @throws Exception - if database error occurs. |
661 |
|
|
*/ |
662 |
|
|
String GetInstrumentName(int InstrId); |
663 |
|
|
|
664 |
|
|
/** |
665 |
iliev |
1161 |
* Removes the specified instrument from the database. |
666 |
|
|
* @param InstrId The ID of the instrument to remove. |
667 |
|
|
* @throws Exception - If the specified instrument does not exist. |
668 |
|
|
*/ |
669 |
|
|
void RemoveInstrument(int InstrId); |
670 |
|
|
|
671 |
|
|
/** |
672 |
|
|
* Removes all instruments in the specified directory. |
673 |
|
|
* @param DirId The ID of the directory. |
674 |
|
|
* @throws Exception - if database error occurs. |
675 |
|
|
*/ |
676 |
|
|
void RemoveAllInstruments(int DirId); |
677 |
|
|
|
678 |
|
|
/** |
679 |
|
|
* Gets the number of instruments in the directory |
680 |
|
|
* with ID DirId. |
681 |
|
|
* @returns The number of instruments in the specified directory |
682 |
|
|
* or -1 if the directory doesn't exist. |
683 |
|
|
*/ |
684 |
|
|
int GetInstrumentCount(int DirId); |
685 |
|
|
|
686 |
|
|
/** |
687 |
|
|
* Gets a list containing the IDs of all instruments in |
688 |
|
|
* the specified instrument directory. |
689 |
|
|
* @returns The IDs of all instruments in the specified directory. |
690 |
|
|
* @throws Exception - if database error occurs. |
691 |
|
|
*/ |
692 |
|
|
IntListPtr GetInstrumentIDs(int DirId); |
693 |
|
|
|
694 |
|
|
/** |
695 |
iliev |
1187 |
* Gets information about the specified instrument. |
696 |
|
|
* @param InstrId The ID of the instrument. |
697 |
|
|
* @throws Exception - if database error occurs. |
698 |
|
|
*/ |
699 |
|
|
DbInstrument GetInstrumentInfo(int InstrId); |
700 |
|
|
|
701 |
|
|
/** |
702 |
|
|
* Copies the specified instrument into the specified directory. |
703 |
|
|
* @param InstrId The ID of the instrument to copy. |
704 |
|
|
* @param InstrId The name of the instrument to copy. |
705 |
|
|
* @param DstDirId The ID of the directory where the |
706 |
|
|
* instrument will be copied to. |
707 |
|
|
* @param DstDirId The name of the directory where the |
708 |
|
|
* instrument will be copied to. |
709 |
|
|
* @throws Exception - If database error occurs. |
710 |
|
|
*/ |
711 |
|
|
void CopyInstrument(int InstrId, String InstrName, int DstDirId, String DstDir); |
712 |
|
|
|
713 |
|
|
/** |
714 |
iliev |
1161 |
* Adds the instruments in the specified file |
715 |
|
|
* to the specified instruments database directory. |
716 |
|
|
* @param DbDir The absolute path name of a directory in the |
717 |
|
|
* instruments database in which only the new instruments |
718 |
|
|
* (that are not already in the database) will be added. |
719 |
|
|
* @param File The absolute path name of a file in the file system. |
720 |
|
|
* @param Index The index of the instrument (in the given |
721 |
|
|
* instrument file) to add. If -1 is specified, all instruments in |
722 |
|
|
* the supplied instrument file will be added. |
723 |
|
|
* @throws Exception if the operation failed. |
724 |
|
|
*/ |
725 |
|
|
void AddInstrumentsFromFile(String DbDir, String File, int Index = -1); |
726 |
|
|
|
727 |
|
|
/** |
728 |
|
|
* Adds the specified GIG instrument(s) to the specified location |
729 |
|
|
* in the instruments database. |
730 |
|
|
* @param DbDir The instruments database directory |
731 |
|
|
* in which the instrument will be added. |
732 |
|
|
* @param File The absolute path name of the instrument file. |
733 |
|
|
* @param Index The index of the instrument (in the given |
734 |
|
|
* instrument file) to add. If -1 is specified, all instruments in |
735 |
|
|
* the supplied instrument file will be added. |
736 |
|
|
* @throws Exception if the operation failed. |
737 |
|
|
*/ |
738 |
|
|
void AddGigInstruments(String DbDir, String File, int Index = -1); |
739 |
|
|
|
740 |
|
|
/** |
741 |
|
|
* Adds the specified GIG instrument. |
742 |
|
|
* @throws Exception if the operation failed. |
743 |
|
|
*/ |
744 |
|
|
void AddGigInstrument(sqlite3_stmt* pStmt, String DbDir, int DirId, String File, ::gig::Instrument* pInstrument, int Index); |
745 |
iliev |
1187 |
|
746 |
|
|
void DirectoryTreeWalk(String Path, DirectoryHandler* pHandler); |
747 |
iliev |
1161 |
|
748 |
iliev |
1187 |
void DirectoryTreeWalk(DirectoryHandler* pHandler, String Path, int DirId, int Level); |
749 |
|
|
|
750 |
|
|
/** Locks the DbInstrumentsMutex and starts a transaction. */ |
751 |
|
|
void BeginTransaction(); |
752 |
|
|
|
753 |
|
|
/** Commits the transaction and unocks the DbInstrumentsMutex. */ |
754 |
|
|
void EndTransaction(); |
755 |
|
|
|
756 |
iliev |
1161 |
/** |
757 |
|
|
* Used to execute SQL commands which return empty result set. |
758 |
|
|
*/ |
759 |
|
|
void ExecSql(String Sql); |
760 |
|
|
|
761 |
|
|
/** |
762 |
|
|
* Used to execute SQL commands which return empty result set. |
763 |
|
|
*/ |
764 |
|
|
void ExecSql(String Sql, String Param); |
765 |
|
|
|
766 |
|
|
/** |
767 |
|
|
* Used to execute SQL commands which returns integer. |
768 |
|
|
*/ |
769 |
|
|
int ExecSqlInt(String Sql); |
770 |
|
|
|
771 |
|
|
/** |
772 |
|
|
* Used to execute SQL commands which returns integer. |
773 |
|
|
*/ |
774 |
|
|
int ExecSqlInt(String Sql, String Param); |
775 |
|
|
|
776 |
|
|
/** |
777 |
|
|
* Used to execute SQL commands which returns integer. |
778 |
|
|
*/ |
779 |
|
|
String ExecSqlString(String Sql); |
780 |
|
|
|
781 |
|
|
/** |
782 |
|
|
* Used to execute SQL commands which returns integer list. |
783 |
|
|
*/ |
784 |
|
|
IntListPtr ExecSqlIntList(String Sql); |
785 |
|
|
|
786 |
|
|
/** |
787 |
|
|
* Used to execute SQL commands which returns string list. |
788 |
|
|
*/ |
789 |
|
|
StringListPtr ExecSqlStringList(String Sql); |
790 |
|
|
|
791 |
|
|
/** |
792 |
|
|
* Binds the specified text parameter. |
793 |
|
|
*/ |
794 |
|
|
void BindTextParam(sqlite3_stmt* pStmt, int Index, String Text); |
795 |
|
|
|
796 |
|
|
/** |
797 |
|
|
* Binds the specified integer parameter. |
798 |
|
|
*/ |
799 |
|
|
void BindIntParam(sqlite3_stmt* pStmt, int Index, int Param); |
800 |
|
|
|
801 |
|
|
/** |
802 |
|
|
* Checks whether an instrument with the specified name already |
803 |
|
|
* exists in the specified directory and if so a new unique name |
804 |
|
|
* is returnded. The new name is generated by adding the suffix |
805 |
|
|
* [<nr>] to the end of the name , where <nr> is a number between |
806 |
|
|
* 2 and 1000. |
807 |
|
|
* throws Exception if cannot find an unique name. This is done |
808 |
|
|
* because it is highly unlikely that this can happen, so it is |
809 |
|
|
* supposed that this is due to a bug or an infinite loop. |
810 |
|
|
*/ |
811 |
|
|
String GetUniqueInstrumentName(int DirId, String Name); |
812 |
|
|
|
813 |
|
|
void FireDirectoryCountChanged(String Dir); |
814 |
|
|
void FireDirectoryInfoChanged(String Dir); |
815 |
|
|
void FireDirectoryNameChanged(String Dir, String NewName); |
816 |
|
|
void FireInstrumentCountChanged(String Dir); |
817 |
|
|
void FireInstrumentInfoChanged(String Instr); |
818 |
|
|
void FireInstrumentNameChanged(String Instr, String NewName); |
819 |
|
|
|
820 |
|
|
/** |
821 |
|
|
* Strips the non-directory suffix from the file name. If the string |
822 |
|
|
* ends with `/' only the last character is removed. If the string |
823 |
|
|
* doesn't starts with `/' charater, an empty string is returned. |
824 |
|
|
*/ |
825 |
|
|
static String GetDirectoryPath(String File); |
826 |
|
|
|
827 |
|
|
/** |
828 |
|
|
* Returns the file name extracted from the specified absolute path |
829 |
|
|
* name. If the string doesn't starts with `/' or ends with `/', |
830 |
|
|
* an empty string is returned. |
831 |
|
|
*/ |
832 |
|
|
static String GetFileName(String Path); |
833 |
|
|
|
834 |
|
|
/** |
835 |
|
|
* Strips the last directory from the specified path name. If the |
836 |
|
|
* string doesn't starts with `/' an empty string is returned. |
837 |
|
|
*/ |
838 |
|
|
static String GetParentDirectory(String Dir); |
839 |
|
|
|
840 |
|
|
/** |
841 |
|
|
* Checks whether the specified path is valid. |
842 |
|
|
* @throws Exception - if the specified path is invalid. |
843 |
|
|
*/ |
844 |
|
|
static void CheckPathName(String Path); |
845 |
|
|
|
846 |
|
|
/** |
847 |
|
|
* Checks whether the specified file name is valid. |
848 |
|
|
* @throws Exception - if the specified file name is invalid. |
849 |
|
|
*/ |
850 |
|
|
static void CheckFileName(String File); |
851 |
iliev |
1187 |
|
852 |
|
|
/** SQLite user function for handling regular expressions */ |
853 |
|
|
static void Regexp(sqlite3_context* pContext, int argc, sqlite3_value** ppValue); |
854 |
iliev |
1161 |
}; |
855 |
|
|
|
856 |
|
|
/** |
857 |
|
|
* This class is used for recursive |
858 |
|
|
*/ |
859 |
|
|
class DirectoryScanner { |
860 |
|
|
public: |
861 |
|
|
/** |
862 |
|
|
* Recursively scans all subdirectories of the specified |
863 |
|
|
* directory and adds the supported instruments to the database. |
864 |
|
|
* @throws Exception - if the specified directories are invalid. |
865 |
|
|
*/ |
866 |
|
|
static void Scan(String DbDir, String FsDir, bool Flat); |
867 |
|
|
|
868 |
|
|
private: |
869 |
|
|
static String DbDir; |
870 |
|
|
static String FsDir; |
871 |
|
|
static bool Flat; |
872 |
|
|
static int FtwCallback(const char* fpath, const struct stat* sb, int typeflag); |
873 |
|
|
}; |
874 |
|
|
|
875 |
|
|
} // namespace LinuxSampler |
876 |
|
|
|
877 |
|
|
#endif // __LS_INSTRUMENTSDB_H__ |
878 |
|
|
|
879 |
|
|
#endif // HAVE_SQLITE3 |