src/db/InstrumentsDbUtilities.cpp

/***************************************************************************
 *                                                                         *
 *   Copyright (C) 2007 - 2009 Grigor Iliev                                *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the Free Software           *
 *   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,                *
 *   MA  02110-1301  USA                                                   *
 ***************************************************************************/

#include "InstrumentsDbUtilities.h"

#include "../common/File.h"
#include "../common/global_private.h"

#include <algorithm>
#include <errno.h>

#include "../common/Exception.h"
#include "InstrumentsDb.h"

namespace LinuxSampler {

    void DbInstrument::Copy(const DbInstrument& Instr) {
        if (this == &Instr) return;

        InstrFile = Instr.InstrFile;
        InstrNr = Instr.InstrNr;
        FormatFamily = Instr.FormatFamily;
        FormatVersion = Instr.FormatVersion;
        Size = Instr.Size;
        Created = Instr.Created;
        Modified = Instr.Modified;
        Description = Instr.Description;
        IsDrum = Instr.IsDrum;
        Product = Instr.Product;
        Artists = Instr.Artists;
        Keywords = Instr.Keywords;
    }


    void DbDirectory::Copy(const DbDirectory& Dir) {
        if (this == &Dir) return;

        Created = Dir.Created;
        Modified = Dir.Modified;
        Description = Dir.Description;
    }

    SearchQuery::SearchQuery() {
        MinSize = -1;
        MaxSize = -1;
        InstrType = BOTH;
    }

    void SearchQuery::SetFormatFamilies(String s) {
        if (s.length() == 0) return;
        int i = 0;
        int j = s.find(',', 0);
        
        while (j != std::string::npos) {
            FormatFamilies.push_back(s.substr(i, j - i));
            i = j + 1;
            j = s.find(',', i);
        }
        
        if (i < s.length()) FormatFamilies.push_back(s.substr(i));
    }

    void SearchQuery::SetSize(String s) {
        String s2 = GetMin(s);
        if (s2.length() > 0) MinSize = atoll(s2.c_str());
        else MinSize = -1;
        
        s2 = GetMax(s);
        if (s2.length() > 0) MaxSize = atoll(s2.c_str());
        else MaxSize = -1;
    }

    void SearchQuery::SetCreated(String s) {
        CreatedAfter = GetMin(s);
        CreatedBefore = GetMax(s);
    }

    void SearchQuery::SetModified(String s) {
        ModifiedAfter = GetMin(s);
        ModifiedBefore = GetMax(s);
    }

    String SearchQuery::GetMin(String s) {
        if (s.length() < 3) return "";
        if (s.at(0) == '.' && s.at(1) == '.') return "";
        int i = s.find("..");
        if (i == std::string::npos) return "";
        return s.substr(0, i);
    }

    String SearchQuery::GetMax(String s) {
        if (s.length() < 3) return "";
        if (s.find("..", s.length() - 2) != std::string::npos) return "";
        int i = s.find("..");
        if (i == std::string::npos) return "";
        return s.substr(i + 2);
    }

    void ScanJob::Copy(const ScanJob& Job) {
        if (this == &Job) return;

        JobId = Job.JobId;
        FilesTotal = Job.FilesTotal;
        FilesScanned = Job.FilesScanned;
        Scanning = Job.Scanning;
        Status = Job.Status;
    }

    int JobList::AddJob(ScanJob Job) {
        if (Counter + 1 < Counter) Counter = 0;
        else Counter++;
        Job.JobId = Counter;
        Jobs.push_back(Job);
        if (Jobs.size() > 3) {
            std::vector<ScanJob>::iterator iter = Jobs.begin();
            Jobs.erase(iter);
        }
        return Job.JobId;
    }

    ScanJob& JobList::GetJobById(int JobId) {
        for (int i = 0; i < Jobs.size(); i++) {
            if (Jobs.at(i).JobId == JobId) return Jobs.at(i);
        }
        
        throw Exception("Invalid job ID: " + ToString(JobId));
    }
    
    bool AbstractFinder::IsRegex(String Pattern) {
        if(Pattern.find('?') != String::npos) return true;
        if(Pattern.find('*') != String::npos) return true;
        return false;
    }

    void AbstractFinder::AddSql(String Col, String Pattern, std::stringstream& Sql) {
        if (Pattern.length() == 0) return;

        if (IsRegex(Pattern)) {
#ifndef WIN32
            Sql << " AND " << Col << " regexp ?";
#else
            for (int i = 0; i < Pattern.length(); i++) {
                if (Pattern.at(i) == '?') Pattern.at(i) = '_';
                else if (Pattern.at(i) == '*') Pattern.at(i) = '%';
            }
            Sql << " AND " << Col << " LIKE ?";
#endif
            Params.push_back(Pattern);
            return;
        }

        String buf;
        std::vector<String> tokens;
        std::vector<String> tokens2;
        std::stringstream ss(Pattern);
        while (ss >> buf) tokens.push_back(buf);

        if (tokens.size() == 0) {
            Sql << " AND " << Col << " LIKE ?";
            Params.push_back("%" + Pattern + "%");
            return;
        }

        bool b = false;
        for (int i = 0; i < tokens.size(); i++) {
            Sql << (i == 0 ? " AND (" : "");

            for (int j = 0; j < tokens.at(i).length(); j++) {
                if (tokens.at(i).at(j) == '+') tokens.at(i).at(j) = ' ';
            }

            ss.clear();
            ss.str("");
            ss << tokens.at(i);

            tokens2.clear();
            while (ss >> buf) tokens2.push_back(buf);

            if (b && tokens2.size() > 0) Sql << " OR ";
            if (tokens2.size() > 1) Sql << "(";
            for (int j = 0; j < tokens2.size(); j++) {
                if (j != 0) Sql << " AND ";
                Sql << Col << " LIKE ?";
                Params.push_back("%" + tokens2.at(j) + "%");
                b = true;
            }
            if (tokens2.size() > 1) Sql << ")";
        }
        if (!b) Sql << "0)";
        else Sql << ")";
    }

    DirectoryFinder::DirectoryFinder(SearchQuery* pQuery) : pDirectories(new std::vector<String>) {
        pStmt = NULL;
        this->pQuery = pQuery;
        std::stringstream sql;
        sql << "SELECT dir_name from instr_dirs WHERE dir_id!=0 AND parent_dir_id=?";

        if (pQuery->CreatedAfter.length() != 0) {
            sql << " AND created > ?";
            Params.push_back(pQuery->CreatedAfter);
        }
        if (pQuery->CreatedBefore.length() != 0) {
            sql << " AND created < ?";
            Params.push_back(pQuery->CreatedBefore);
        }
        if (pQuery->ModifiedAfter.length() != 0) {
            sql << " AND modified > ?";
            Params.push_back(pQuery->ModifiedAfter);
        }
        if (pQuery->ModifiedBefore.length() != 0) {
            sql << " AND modified < ?";
            Params.push_back(pQuery->ModifiedBefore);
        }

        AddSql("dir_name", pQuery->Name, sql);
        AddSql("description", pQuery->Description, sql);
        SqlQuery = sql.str();

        InstrumentsDb* idb = InstrumentsDb::GetInstrumentsDb();

        int res = sqlite3_prepare(idb->GetDb(), SqlQuery.c_str(), -1, &pStmt, NULL);
        if (res != SQLITE_OK) {
            throw Exception("DB error: " + ToString(sqlite3_errmsg(idb->GetDb())));
        }

        for(int i = 0; i < Params.size(); i++) {
            idb->BindTextParam(pStmt, i + 2, Params.at(i));
        }
    }
    
    DirectoryFinder::~DirectoryFinder() {
        if (pStmt != NULL) sqlite3_finalize(pStmt);
    }

    StringListPtr DirectoryFinder::GetDirectories() {
#if __cplusplus >= 201103L
        return std::move(pDirectories);
#else
        return pDirectories;
#endif
    }
    
    void DirectoryFinder::ProcessDirectory(String Path, int DirId) {
        InstrumentsDb* idb = InstrumentsDb::GetInstrumentsDb();
        idb->BindIntParam(pStmt, 1, DirId);

        String s = Path;
        if(Path.compare("/") != 0) s += "/";
        int res = sqlite3_step(pStmt);
        while(res == SQLITE_ROW) {
            pDirectories->push_back(s + idb->toAbstractName(ToString(sqlite3_column_text(pStmt, 0))));
            res = sqlite3_step(pStmt);
        }
        
        if (res != SQLITE_DONE) {
            sqlite3_finalize(pStmt);
            throw Exception("DB error: " + ToString(sqlite3_errmsg(idb->GetDb())));
        }

        res = sqlite3_reset(pStmt);
        if (res != SQLITE_OK) {
            sqlite3_finalize(pStmt);
            throw Exception("DB error: " + ToString(sqlite3_errmsg(idb->GetDb())));
        }
    }

    InstrumentFinder::InstrumentFinder(SearchQuery* pQuery) : pInstruments(new std::vector<String>) {
        pStmt = NULL;
        this->pQuery = pQuery;
        std::stringstream sql;
        sql << "SELECT instr_name from instruments WHERE dir_id=?";

        if (pQuery->CreatedAfter.length() != 0) {
            sql << " AND created > ?";
            Params.push_back(pQuery->CreatedAfter);
        }
        if (pQuery->CreatedBefore.length() != 0) {
            sql << " AND created < ?";
            Params.push_back(pQuery->CreatedBefore);
        }
        if (pQuery->ModifiedAfter.length() != 0) {
            sql << " AND modified > ?";
            Params.push_back(pQuery->ModifiedAfter);
        }
        if (pQuery->ModifiedBefore.length() != 0) {
            sql << " AND modified < ?";
            Params.push_back(pQuery->ModifiedBefore);
        }
        if (pQuery->MinSize != -1) sql << " AND instr_size > " << pQuery->MinSize;
        if (pQuery->MaxSize != -1) sql << " AND instr_size < " << pQuery->MaxSize;

        if (pQuery->InstrType == SearchQuery::CHROMATIC) sql << " AND is_drum = 0";
        else if (pQuery->InstrType == SearchQuery::DRUM) sql << " AND is_drum != 0";

        if (pQuery->FormatFamilies.size() > 0) {
            sql << " AND (format_family=?";
            Params.push_back(pQuery->FormatFamilies.at(0));
            for (int i = 1; i < pQuery->FormatFamilies.size(); i++) {
                sql << "OR format_family=?";
                Params.push_back(pQuery->FormatFamilies.at(i));
            }
            sql << ")";
        }

        AddSql("instr_name", pQuery->Name, sql);
        AddSql("description", pQuery->Description, sql);
        AddSql("product", pQuery->Product, sql);
        AddSql("artists", pQuery->Artists, sql);
        AddSql("keywords", pQuery->Keywords, sql);
        SqlQuery = sql.str();

        InstrumentsDb* idb = InstrumentsDb::GetInstrumentsDb();

        int res = sqlite3_prepare(idb->GetDb(), SqlQuery.c_str(), -1, &pStmt, NULL);
        if (res != SQLITE_OK) {
            throw Exception("DB error: " + ToString(sqlite3_errmsg(idb->GetDb())));
        }

        for(int i = 0; i < Params.size(); i++) {
            idb->BindTextParam(pStmt, i + 2, Params.at(i));
        }
    }
    
    InstrumentFinder::~InstrumentFinder() {
        if (pStmt != NULL) sqlite3_finalize(pStmt);
    }
    
    void InstrumentFinder::ProcessDirectory(String Path, int DirId) {
        InstrumentsDb* idb = InstrumentsDb::GetInstrumentsDb();
        idb->BindIntParam(pStmt, 1, DirId);

        String s = Path;
        if(Path.compare("/") != 0) s += "/";
        int res = sqlite3_step(pStmt);
        while(res == SQLITE_ROW) {
            pInstruments->push_back(s + idb->toAbstractName(ToString(sqlite3_column_text(pStmt, 0))));
            res = sqlite3_step(pStmt);
        }
        
        if (res != SQLITE_DONE) {
            sqlite3_finalize(pStmt);
            throw Exception("DB error: " + ToString(sqlite3_errmsg(idb->GetDb())));
        }

        res = sqlite3_reset(pStmt);
        if (res != SQLITE_OK) {
            sqlite3_finalize(pStmt);
            throw Exception("DB error: " + ToString(sqlite3_errmsg(idb->GetDb())));
        }
    }

    StringListPtr InstrumentFinder::GetInstruments() {
#if __cplusplus >= 201103L
        return std::move(pInstruments);
#else
        return pInstruments;
#endif
    }

    void DirectoryCounter::ProcessDirectory(String Path, int DirId) {
        count += InstrumentsDb::GetInstrumentsDb()->GetDirectoryCount(DirId);
    }

    void InstrumentCounter::ProcessDirectory(String Path, int DirId) {
        count += InstrumentsDb::GetInstrumentsDb()->GetInstrumentCount(DirId);
    }

    DirectoryCopier::DirectoryCopier(String SrcParentDir, String DestDir) {
        this->SrcParentDir = SrcParentDir;
        this->DestDir = DestDir;

        if (DestDir.at(DestDir.length() - 1) != '/') {
            this->DestDir.append("/");
        }
        if (SrcParentDir.at(SrcParentDir.length() - 1) != '/') {
            this->SrcParentDir.append("/");
        }
    }

    void DirectoryCopier::ProcessDirectory(String Path, int DirId) {
        InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();

        String dir = DestDir;
        String subdir = Path;
        if(subdir.length() > SrcParentDir.length()) {
            subdir = subdir.substr(SrcParentDir.length());
            dir += subdir;
            db->AddDirectory(dir);
        }

        int dstDirId = db->GetDirectoryId(dir);
        if(dstDirId == -1) {
            throw Exception("Unkown DB directory: " + InstrumentsDb::toEscapedPath(dir));
        }
        IntListPtr ids = db->GetInstrumentIDs(DirId);
        for (int i = 0; i < ids->size(); i++) {
            String name = db->GetInstrumentName(ids->at(i));
            db->CopyInstrument(ids->at(i), name, dstDirId, dir);
        }
    }

    ScanProgress::ScanProgress() {
        TotalFileCount = ScannedFileCount = Status = 0;
        CurrentFile = "";
        GigFileProgress.custom = this;
        GigFileProgress.callback = GigFileProgressCallback;
    }

    void ScanProgress::StatusChanged() {
        InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();
        db->Jobs.GetJobById(JobId).FilesTotal = GetTotalFileCount();
        db->Jobs.GetJobById(JobId).FilesScanned = GetScannedFileCount();
        db->Jobs.GetJobById(JobId).Scanning = CurrentFile;
        db->Jobs.GetJobById(JobId).Status = GetStatus();
        
        InstrumentsDb::GetInstrumentsDb()->FireJobStatusChanged(JobId);
    }

    int ScanProgress::GetTotalFileCount() {
        return TotalFileCount;
    }

    void ScanProgress::SetTotalFileCount(int Count) {
        if (TotalFileCount == Count) return;
        TotalFileCount = Count;
        StatusChanged();
    }

    int ScanProgress::GetScannedFileCount() {
        return ScannedFileCount;
    }

    void ScanProgress::SetScannedFileCount(int Count) {
        if (ScannedFileCount == Count) return;
        ScannedFileCount = Count;
        if (Count > TotalFileCount) TotalFileCount = Count;
        StatusChanged();
    }

    int ScanProgress::GetStatus() {
        return Status;
    }

    void ScanProgress::SetStatus(int Status) {
        if (this->Status == Status) return;
        if (Status < 0) this->Status = 0;
        else if (Status > 100) this->Status = 100;
        else this->Status = Status;
        StatusChanged();
    }

    void ScanProgress::SetErrorStatus(int Err) {
        if (Err > 0) Err *= -1;
        Status = Err;
        StatusChanged();
    }

    void ScanProgress::GigFileProgressCallback(gig::progress_t* pProgress) {
        if (pProgress == NULL) return;
        ScanProgress* sp = static_cast<ScanProgress*> (pProgress->custom);
        
        sp->SetStatus((int)(pProgress->factor * 100));
    }

    AddInstrumentsJob::AddInstrumentsJob(int JobId, ScanMode Mode, String DbDir, String FsDir, bool insDir) {
        this->JobId = JobId;
        Progress.JobId = JobId;
        this->Mode = Mode;
        this->DbDir = DbDir;
        this->FsDir = FsDir;
                this->insDir = insDir;
    }

    void AddInstrumentsJob::Run() {
        try {
            InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();

            switch (Mode) {
                case NON_RECURSIVE:
                    Progress.SetTotalFileCount(GetFileCount());
                    db->AddInstrumentsNonrecursive(DbDir, FsDir, insDir, &Progress);
                    break;
                case RECURSIVE:
                    db->AddInstrumentsRecursive(DbDir, FsDir, false, insDir, &Progress);
                    break;
                case FLAT:
                    db->AddInstrumentsRecursive(DbDir, FsDir, true, insDir, &Progress);
                    break;
                default:
                    throw Exception("Unknown scan mode");
            }

            // Just to be sure that the frontends will be notified about the job completion
            if (Progress.GetTotalFileCount() != Progress.GetScannedFileCount()) {
                Progress.SetTotalFileCount(Progress.GetScannedFileCount());
            }
            if (Progress.GetStatus() != 100) Progress.SetStatus(100);
        } catch(Exception e) {
            Progress.SetErrorStatus(-1);
            throw e;
        }
    }

    int AddInstrumentsJob::GetFileCount() {
        int count = 0;

        try {
            FileListPtr fileList = File::GetFiles(FsDir);

            for (int i = 0; i < fileList->size(); i++) {
                String s = fileList->at(i);
                if (s.length() < 4) continue;
                if(!strcasecmp(".gig", s.substr(s.length() - 4).c_str())) count++;
            }
        } catch(Exception e) {
            e.PrintMessage();
            return 0;
        }
        
        return count;
    }

    AddInstrumentsFromFileJob::AddInstrumentsFromFileJob(int JobId, String DbDir, String FilePath, int Index, bool insDir) {
        this->JobId = JobId;
        Progress.JobId = JobId;
        Progress.SetTotalFileCount(1);

        this->DbDir = DbDir;
        this->FilePath = FilePath;
        this->Index = Index;
                this->insDir = insDir;
    }

    void AddInstrumentsFromFileJob::Run() {
        try {
            InstrumentsDb::GetInstrumentsDb()->AddInstruments(DbDir, insDir, FilePath, Index, &Progress);

            // Just to be sure that the frontends will be notified about the job completion
            if (Progress.GetTotalFileCount() != Progress.GetScannedFileCount()) {
                Progress.SetTotalFileCount(Progress.GetScannedFileCount());
            }
            if (Progress.GetStatus() != 100) Progress.SetStatus(100);
        } catch(Exception e) {
            Progress.SetErrorStatus(-1);
            throw e;
        }
    }


    void DirectoryScanner::Scan(String DbDir, String FsDir, bool Flat, bool insDir, ScanProgress* pProgress) {
        dmsg(2,("DirectoryScanner: Scan(DbDir=%s,FsDir=%s,Flat=%d,insDir=%d)\n", DbDir.c_str(), FsDir.c_str(), Flat, insDir));
        if (DbDir.empty() || FsDir.empty()) throw Exception("Directory expected");
        
        this->DbDir = DbDir;
        this->FsDir = FsDir;
        this->insDir = insDir;
        if (DbDir.at(DbDir.length() - 1) != '/') {
            this->DbDir.append("/");
        }
        if (FsDir.at(FsDir.length() - 1) != File::DirSeparator) {
            this->FsDir.push_back(File::DirSeparator);
        }
        this->Flat = Flat;
        this->pProgress = pProgress;
        
        File::WalkDirectoryTree(FsDir, this);
    }

    void DirectoryScanner::DirectoryEntry(std::string Path) {
        dmsg(2,("DirectoryScanner: DirectoryEntry(Path=%s)\n", Path.c_str()));

        String dir = DbDir;
        if (!Flat) {
            String subdir = Path;
            if(subdir.length() > FsDir.length()) {
                subdir = subdir.substr(FsDir.length());
#ifdef WIN32
                replace(subdir.begin(), subdir.end(), '\\', '/');
#endif
                dir += subdir;
            }
        }
        
        InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();

        if (HasInstrumentFiles(Path)) {
            if (!db->DirectoryExist(dir)) db->AddDirectory(dir);
            db->AddInstrumentsNonrecursive(dir, Path, insDir, pProgress);
        }
    };

    bool DirectoryScanner::HasInstrumentFiles(String Dir) {
        InstrumentFileCounter c;
        return c.Count(Dir) > 0;
    }

    int InstrumentFileCounter::Count(String FsDir) {
        dmsg(2,("InstrumentFileCounter: Count(FsDir=%s)\n", FsDir.c_str()));
        if (FsDir.empty()) throw Exception("Directory expected");
        FileCount = 0;

        File::WalkDirectoryTree(FsDir, this);
        return FileCount;
    }

    void InstrumentFileCounter::FileEntry(std::string Path) {
        dmsg(2,("InstrumentFileCounter: FileEntry(Path=%s)\n", Path.c_str()));
        if(Path.length() < 4) return;
        if(!strcasecmp(".gig", Path.substr(Path.length() - 4).c_str())) FileCount++;
    };

} // namespace LinuxSampler
1	iliev	1200	/***************************************************************************
2			* *
3	persson	1908	* Copyright (C) 2007 - 2009 Grigor Iliev *
4	iliev	1200	* *
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 "InstrumentsDbUtilities.h"
22
23	iliev	1717	#include "../common/File.h"
24	schoenebeck	1424	#include "../common/global_private.h"
25	iliev	1200
26	persson	1943	#include <algorithm>
27	iliev	1200	#include <errno.h>
28
29			#include "../common/Exception.h"
30			#include "InstrumentsDb.h"
31
32			namespace LinuxSampler {
33
34			void DbInstrument::Copy(const DbInstrument& Instr) {
35			if (this == &Instr) return;
36
37			InstrFile = Instr.InstrFile;
38			InstrNr = Instr.InstrNr;
39			FormatFamily = Instr.FormatFamily;
40			FormatVersion = Instr.FormatVersion;
41			Size = Instr.Size;
42			Created = Instr.Created;
43			Modified = Instr.Modified;
44			Description = Instr.Description;
45			IsDrum = Instr.IsDrum;
46			Product = Instr.Product;
47			Artists = Instr.Artists;
48			Keywords = Instr.Keywords;
49			}
50
51
52			void DbDirectory::Copy(const DbDirectory& Dir) {
53			if (this == &Dir) return;
54
55			Created = Dir.Created;
56			Modified = Dir.Modified;
57			Description = Dir.Description;
58			}
59
60			SearchQuery::SearchQuery() {
61			MinSize = -1;
62			MaxSize = -1;
63			InstrType = BOTH;
64			}
65
66			void SearchQuery::SetFormatFamilies(String s) {
67			if (s.length() == 0) return;
68			int i = 0;
69			int j = s.find(',', 0);
70
71			while (j != std::string::npos) {
72			FormatFamilies.push_back(s.substr(i, j - i));
73			i = j + 1;
74			j = s.find(',', i);
75			}
76
77			if (i < s.length()) FormatFamilies.push_back(s.substr(i));
78			}
79
80			void SearchQuery::SetSize(String s) {
81			String s2 = GetMin(s);
82			if (s2.length() > 0) MinSize = atoll(s2.c_str());
83			else MinSize = -1;
84
85			s2 = GetMax(s);
86			if (s2.length() > 0) MaxSize = atoll(s2.c_str());
87			else MaxSize = -1;
88			}
89
90			void SearchQuery::SetCreated(String s) {
91			CreatedAfter = GetMin(s);
92			CreatedBefore = GetMax(s);
93			}
94
95			void SearchQuery::SetModified(String s) {
96			ModifiedAfter = GetMin(s);
97			ModifiedBefore = GetMax(s);
98			}
99
100			String SearchQuery::GetMin(String s) {
101			if (s.length() < 3) return "";
102			if (s.at(0) == '.' && s.at(1) == '.') return "";
103			int i = s.find("..");
104			if (i == std::string::npos) return "";
105			return s.substr(0, i);
106			}
107
108			String SearchQuery::GetMax(String s) {
109			if (s.length() < 3) return "";
110			if (s.find("..", s.length() - 2) != std::string::npos) return "";
111			int i = s.find("..");
112			if (i == std::string::npos) return "";
113			return s.substr(i + 2);
114			}
115
116			void ScanJob::Copy(const ScanJob& Job) {
117			if (this == &Job) return;
118
119			JobId = Job.JobId;
120			FilesTotal = Job.FilesTotal;
121			FilesScanned = Job.FilesScanned;
122			Scanning = Job.Scanning;
123			Status = Job.Status;
124			}
125
126			int JobList::AddJob(ScanJob Job) {
127			if (Counter + 1 < Counter) Counter = 0;
128			else Counter++;
129			Job.JobId = Counter;
130			Jobs.push_back(Job);
131			if (Jobs.size() > 3) {
132			std::vector<ScanJob>::iterator iter = Jobs.begin();
133			Jobs.erase(iter);
134			}
135			return Job.JobId;
136			}
137
138			ScanJob& JobList::GetJobById(int JobId) {
139			for (int i = 0; i < Jobs.size(); i++) {
140			if (Jobs.at(i).JobId == JobId) return Jobs.at(i);
141			}
142
143			throw Exception("Invalid job ID: " + ToString(JobId));
144			}
145
146			bool AbstractFinder::IsRegex(String Pattern) {
147			if(Pattern.find('?') != String::npos) return true;
148			if(Pattern.find('*') != String::npos) return true;
149			return false;
150			}
151
152			void AbstractFinder::AddSql(String Col, String Pattern, std::stringstream& Sql) {
153			if (Pattern.length() == 0) return;
154
155			if (IsRegex(Pattern)) {
156	persson	1908	#ifndef WIN32
157	iliev	1200	Sql << " AND " << Col << " regexp ?";
158	persson	1908	#else
159			for (int i = 0; i < Pattern.length(); i++) {
160			if (Pattern.at(i) == '?') Pattern.at(i) = '_';
161			else if (Pattern.at(i) == '*') Pattern.at(i) = '%';
162			}
163			Sql << " AND " << Col << " LIKE ?";
164			#endif
165	iliev	1200	Params.push_back(Pattern);
166			return;
167			}
168
169			String buf;
170			std::vector<String> tokens;
171			std::vector<String> tokens2;
172			std::stringstream ss(Pattern);
173			while (ss >> buf) tokens.push_back(buf);
174
175			if (tokens.size() == 0) {
176			Sql << " AND " << Col << " LIKE ?";
177			Params.push_back("%" + Pattern + "%");
178			return;
179			}
180
181			bool b = false;
182			for (int i = 0; i < tokens.size(); i++) {
183			Sql << (i == 0 ? " AND (" : "");
184
185			for (int j = 0; j < tokens.at(i).length(); j++) {
186			if (tokens.at(i).at(j) == '+') tokens.at(i).at(j) = ' ';
187			}
188
189			ss.clear();
190			ss.str("");
191			ss << tokens.at(i);
192
193			tokens2.clear();
194			while (ss >> buf) tokens2.push_back(buf);
195
196			if (b && tokens2.size() > 0) Sql << " OR ";
197			if (tokens2.size() > 1) Sql << "(";
198			for (int j = 0; j < tokens2.size(); j++) {
199			if (j != 0) Sql << " AND ";
200			Sql << Col << " LIKE ?";
201			Params.push_back("%" + tokens2.at(j) + "%");
202			b = true;
203			}
204			if (tokens2.size() > 1) Sql << ")";
205			}
206			if (!b) Sql << "0)";
207			else Sql << ")";
208			}
209
210			DirectoryFinder::DirectoryFinder(SearchQuery* pQuery) : pDirectories(new std::vector<String>) {
211			pStmt = NULL;
212			this->pQuery = pQuery;
213			std::stringstream sql;
214			sql << "SELECT dir_name from instr_dirs WHERE dir_id!=0 AND parent_dir_id=?";
215
216			if (pQuery->CreatedAfter.length() != 0) {
217			sql << " AND created > ?";
218			Params.push_back(pQuery->CreatedAfter);
219			}
220			if (pQuery->CreatedBefore.length() != 0) {
221			sql << " AND created < ?";
222			Params.push_back(pQuery->CreatedBefore);
223			}
224			if (pQuery->ModifiedAfter.length() != 0) {
225			sql << " AND modified > ?";
226			Params.push_back(pQuery->ModifiedAfter);
227			}
228			if (pQuery->ModifiedBefore.length() != 0) {
229			sql << " AND modified < ?";
230			Params.push_back(pQuery->ModifiedBefore);
231			}
232
233			AddSql("dir_name", pQuery->Name, sql);
234			AddSql("description", pQuery->Description, sql);
235			SqlQuery = sql.str();
236
237			InstrumentsDb* idb = InstrumentsDb::GetInstrumentsDb();
238
239			int res = sqlite3_prepare(idb->GetDb(), SqlQuery.c_str(), -1, &pStmt, NULL);
240			if (res != SQLITE_OK) {
241			throw Exception("DB error: " + ToString(sqlite3_errmsg(idb->GetDb())));
242			}
243
244			for(int i = 0; i < Params.size(); i++) {
245			idb->BindTextParam(pStmt, i + 2, Params.at(i));
246			}
247			}
248
249			DirectoryFinder::~DirectoryFinder() {
250			if (pStmt != NULL) sqlite3_finalize(pStmt);
251			}
252
253			StringListPtr DirectoryFinder::GetDirectories() {
254	persson	2840	#if __cplusplus >= 201103L
255			return std::move(pDirectories);
256			#else
257	iliev	1200	return pDirectories;
258	persson	2840	#endif
259	iliev	1200	}
260
261			void DirectoryFinder::ProcessDirectory(String Path, int DirId) {
262			InstrumentsDb* idb = InstrumentsDb::GetInstrumentsDb();
263			idb->BindIntParam(pStmt, 1, DirId);
264
265			String s = Path;
266			if(Path.compare("/") != 0) s += "/";
267			int res = sqlite3_step(pStmt);
268			while(res == SQLITE_ROW) {
269	iliev	1345	pDirectories->push_back(s + idb->toAbstractName(ToString(sqlite3_column_text(pStmt, 0))));
270	iliev	1200	res = sqlite3_step(pStmt);
271			}
272
273			if (res != SQLITE_DONE) {
274			sqlite3_finalize(pStmt);
275			throw Exception("DB error: " + ToString(sqlite3_errmsg(idb->GetDb())));
276			}
277
278			res = sqlite3_reset(pStmt);
279			if (res != SQLITE_OK) {
280			sqlite3_finalize(pStmt);
281			throw Exception("DB error: " + ToString(sqlite3_errmsg(idb->GetDb())));
282			}
283			}
284
285			InstrumentFinder::InstrumentFinder(SearchQuery* pQuery) : pInstruments(new std::vector<String>) {
286			pStmt = NULL;
287			this->pQuery = pQuery;
288			std::stringstream sql;
289			sql << "SELECT instr_name from instruments WHERE dir_id=?";
290
291			if (pQuery->CreatedAfter.length() != 0) {
292			sql << " AND created > ?";
293			Params.push_back(pQuery->CreatedAfter);
294			}
295			if (pQuery->CreatedBefore.length() != 0) {
296			sql << " AND created < ?";
297			Params.push_back(pQuery->CreatedBefore);
298			}
299			if (pQuery->ModifiedAfter.length() != 0) {
300			sql << " AND modified > ?";
301			Params.push_back(pQuery->ModifiedAfter);
302			}
303			if (pQuery->ModifiedBefore.length() != 0) {
304			sql << " AND modified < ?";
305			Params.push_back(pQuery->ModifiedBefore);
306			}
307			if (pQuery->MinSize != -1) sql << " AND instr_size > " << pQuery->MinSize;
308			if (pQuery->MaxSize != -1) sql << " AND instr_size < " << pQuery->MaxSize;
309
310			if (pQuery->InstrType == SearchQuery::CHROMATIC) sql << " AND is_drum = 0";
311			else if (pQuery->InstrType == SearchQuery::DRUM) sql << " AND is_drum != 0";
312
313			if (pQuery->FormatFamilies.size() > 0) {
314			sql << " AND (format_family=?";
315			Params.push_back(pQuery->FormatFamilies.at(0));
316			for (int i = 1; i < pQuery->FormatFamilies.size(); i++) {
317			sql << "OR format_family=?";
318			Params.push_back(pQuery->FormatFamilies.at(i));
319			}
320			sql << ")";
321			}
322
323			AddSql("instr_name", pQuery->Name, sql);
324			AddSql("description", pQuery->Description, sql);
325			AddSql("product", pQuery->Product, sql);
326			AddSql("artists", pQuery->Artists, sql);
327			AddSql("keywords", pQuery->Keywords, sql);
328			SqlQuery = sql.str();
329
330			InstrumentsDb* idb = InstrumentsDb::GetInstrumentsDb();
331
332			int res = sqlite3_prepare(idb->GetDb(), SqlQuery.c_str(), -1, &pStmt, NULL);
333			if (res != SQLITE_OK) {
334			throw Exception("DB error: " + ToString(sqlite3_errmsg(idb->GetDb())));
335			}
336
337			for(int i = 0; i < Params.size(); i++) {
338			idb->BindTextParam(pStmt, i + 2, Params.at(i));
339			}
340			}
341
342			InstrumentFinder::~InstrumentFinder() {
343			if (pStmt != NULL) sqlite3_finalize(pStmt);
344			}
345
346			void InstrumentFinder::ProcessDirectory(String Path, int DirId) {
347			InstrumentsDb* idb = InstrumentsDb::GetInstrumentsDb();
348			idb->BindIntParam(pStmt, 1, DirId);
349
350			String s = Path;
351			if(Path.compare("/") != 0) s += "/";
352			int res = sqlite3_step(pStmt);
353			while(res == SQLITE_ROW) {
354	iliev	1345	pInstruments->push_back(s + idb->toAbstractName(ToString(sqlite3_column_text(pStmt, 0))));
355	iliev	1200	res = sqlite3_step(pStmt);
356			}
357
358			if (res != SQLITE_DONE) {
359			sqlite3_finalize(pStmt);
360			throw Exception("DB error: " + ToString(sqlite3_errmsg(idb->GetDb())));
361			}
362
363			res = sqlite3_reset(pStmt);
364			if (res != SQLITE_OK) {
365			sqlite3_finalize(pStmt);
366			throw Exception("DB error: " + ToString(sqlite3_errmsg(idb->GetDb())));
367			}
368			}
369
370			StringListPtr InstrumentFinder::GetInstruments() {
371	persson	2840	#if __cplusplus >= 201103L
372			return std::move(pInstruments);
373			#else
374	iliev	1200	return pInstruments;
375	persson	2840	#endif
376	iliev	1200	}
377
378			void DirectoryCounter::ProcessDirectory(String Path, int DirId) {
379			count += InstrumentsDb::GetInstrumentsDb()->GetDirectoryCount(DirId);
380			}
381
382			void InstrumentCounter::ProcessDirectory(String Path, int DirId) {
383			count += InstrumentsDb::GetInstrumentsDb()->GetInstrumentCount(DirId);
384			}
385
386			DirectoryCopier::DirectoryCopier(String SrcParentDir, String DestDir) {
387			this->SrcParentDir = SrcParentDir;
388			this->DestDir = DestDir;
389
390			if (DestDir.at(DestDir.length() - 1) != '/') {
391			this->DestDir.append("/");
392			}
393			if (SrcParentDir.at(SrcParentDir.length() - 1) != '/') {
394			this->SrcParentDir.append("/");
395			}
396			}
397
398			void DirectoryCopier::ProcessDirectory(String Path, int DirId) {
399			InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();
400
401			String dir = DestDir;
402			String subdir = Path;
403			if(subdir.length() > SrcParentDir.length()) {
404			subdir = subdir.substr(SrcParentDir.length());
405			dir += subdir;
406			db->AddDirectory(dir);
407			}
408
409			int dstDirId = db->GetDirectoryId(dir);
410	iliev	1345	if(dstDirId == -1) {
411			throw Exception("Unkown DB directory: " + InstrumentsDb::toEscapedPath(dir));
412			}
413	iliev	1200	IntListPtr ids = db->GetInstrumentIDs(DirId);
414			for (int i = 0; i < ids->size(); i++) {
415			String name = db->GetInstrumentName(ids->at(i));
416			db->CopyInstrument(ids->at(i), name, dstDirId, dir);
417			}
418			}
419
420			ScanProgress::ScanProgress() {
421			TotalFileCount = ScannedFileCount = Status = 0;
422			CurrentFile = "";
423			GigFileProgress.custom = this;
424			GigFileProgress.callback = GigFileProgressCallback;
425			}
426
427			void ScanProgress::StatusChanged() {
428			InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();
429			db->Jobs.GetJobById(JobId).FilesTotal = GetTotalFileCount();
430			db->Jobs.GetJobById(JobId).FilesScanned = GetScannedFileCount();
431			db->Jobs.GetJobById(JobId).Scanning = CurrentFile;
432			db->Jobs.GetJobById(JobId).Status = GetStatus();
433
434			InstrumentsDb::GetInstrumentsDb()->FireJobStatusChanged(JobId);
435			}
436
437			int ScanProgress::GetTotalFileCount() {
438			return TotalFileCount;
439			}
440
441			void ScanProgress::SetTotalFileCount(int Count) {
442			if (TotalFileCount == Count) return;
443			TotalFileCount = Count;
444			StatusChanged();
445			}
446
447			int ScanProgress::GetScannedFileCount() {
448			return ScannedFileCount;
449			}
450
451			void ScanProgress::SetScannedFileCount(int Count) {
452			if (ScannedFileCount == Count) return;
453			ScannedFileCount = Count;
454			if (Count > TotalFileCount) TotalFileCount = Count;
455			StatusChanged();
456			}
457
458			int ScanProgress::GetStatus() {
459			return Status;
460			}
461
462			void ScanProgress::SetStatus(int Status) {
463			if (this->Status == Status) return;
464			if (Status < 0) this->Status = 0;
465			else if (Status > 100) this->Status = 100;
466			else this->Status = Status;
467			StatusChanged();
468			}
469
470			void ScanProgress::SetErrorStatus(int Err) {
471			if (Err > 0) Err *= -1;
472			Status = Err;
473			StatusChanged();
474			}
475
476			void ScanProgress::GigFileProgressCallback(gig::progress_t* pProgress) {
477			if (pProgress == NULL) return;
478			ScanProgress* sp = static_cast<ScanProgress*> (pProgress->custom);
479
480			sp->SetStatus((int)(pProgress->factor * 100));
481			}
482
483	iliev	1781	AddInstrumentsJob::AddInstrumentsJob(int JobId, ScanMode Mode, String DbDir, String FsDir, bool insDir) {
484	iliev	1200	this->JobId = JobId;
485			Progress.JobId = JobId;
486			this->Mode = Mode;
487			this->DbDir = DbDir;
488			this->FsDir = FsDir;
489	iliev	1781	this->insDir = insDir;
490	iliev	1200	}
491
492			void AddInstrumentsJob::Run() {
493			try {
494			InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();
495
496			switch (Mode) {
497			case NON_RECURSIVE:
498			Progress.SetTotalFileCount(GetFileCount());
499	iliev	1781	db->AddInstrumentsNonrecursive(DbDir, FsDir, insDir, &Progress);
500	iliev	1200	break;
501			case RECURSIVE:
502	iliev	1781	db->AddInstrumentsRecursive(DbDir, FsDir, false, insDir, &Progress);
503	iliev	1200	break;
504			case FLAT:
505	iliev	1781	db->AddInstrumentsRecursive(DbDir, FsDir, true, insDir, &Progress);
506	iliev	1200	break;
507			default:
508			throw Exception("Unknown scan mode");
509			}
510	iliev	1208
511			// Just to be sure that the frontends will be notified about the job completion
512			if (Progress.GetTotalFileCount() != Progress.GetScannedFileCount()) {
513			Progress.SetTotalFileCount(Progress.GetScannedFileCount());
514			}
515			if (Progress.GetStatus() != 100) Progress.SetStatus(100);
516	iliev	1200	} catch(Exception e) {
517			Progress.SetErrorStatus(-1);
518			throw e;
519			}
520			}
521
522			int AddInstrumentsJob::GetFileCount() {
523			int count = 0;
524
525	iliev	1717	try {
526			FileListPtr fileList = File::GetFiles(FsDir);
527	iliev	1200
528	iliev	1717	for (int i = 0; i < fileList->size(); i++) {
529			String s = fileList->at(i);
530			if (s.length() < 4) continue;
531			if(!strcasecmp(".gig", s.substr(s.length() - 4).c_str())) count++;
532	iliev	1200	}
533	iliev	1717	} catch(Exception e) {
534			e.PrintMessage();
535			return 0;
536	iliev	1200	}
537
538			return count;
539			}
540
541	iliev	1781	AddInstrumentsFromFileJob::AddInstrumentsFromFileJob(int JobId, String DbDir, String FilePath, int Index, bool insDir) {
542	iliev	1200	this->JobId = JobId;
543			Progress.JobId = JobId;
544			Progress.SetTotalFileCount(1);
545
546			this->DbDir = DbDir;
547			this->FilePath = FilePath;
548			this->Index = Index;
549	iliev	1781	this->insDir = insDir;
550	iliev	1200	}
551
552			void AddInstrumentsFromFileJob::Run() {
553	iliev	1208	try {
554	iliev	1781	InstrumentsDb::GetInstrumentsDb()->AddInstruments(DbDir, insDir, FilePath, Index, &Progress);
555	iliev	1208
556			// Just to be sure that the frontends will be notified about the job completion
557			if (Progress.GetTotalFileCount() != Progress.GetScannedFileCount()) {
558			Progress.SetTotalFileCount(Progress.GetScannedFileCount());
559			}
560			if (Progress.GetStatus() != 100) Progress.SetStatus(100);
561			} catch(Exception e) {
562			Progress.SetErrorStatus(-1);
563			throw e;
564			}
565	iliev	1200	}
566
567
568	iliev	1781	void DirectoryScanner::Scan(String DbDir, String FsDir, bool Flat, bool insDir, ScanProgress* pProgress) {
569			dmsg(2,("DirectoryScanner: Scan(DbDir=%s,FsDir=%s,Flat=%d,insDir=%d)\n", DbDir.c_str(), FsDir.c_str(), Flat, insDir));
570	iliev	1200	if (DbDir.empty() \|\| FsDir.empty()) throw Exception("Directory expected");
571
572	iliev	1717	this->DbDir = DbDir;
573			this->FsDir = FsDir;
574	iliev	1781	this->insDir = insDir;
575	iliev	1200	if (DbDir.at(DbDir.length() - 1) != '/') {
576	iliev	1717	this->DbDir.append("/");
577	iliev	1200	}
578	iliev	1717	if (FsDir.at(FsDir.length() - 1) != File::DirSeparator) {
579			this->FsDir.push_back(File::DirSeparator);
580	iliev	1200	}
581	iliev	1717	this->Flat = Flat;
582			this->pProgress = pProgress;
583	iliev	1200
584	iliev	1717	File::WalkDirectoryTree(FsDir, this);
585	iliev	1200	}
586
587	iliev	1717	void DirectoryScanner::DirectoryEntry(std::string Path) {
588			dmsg(2,("DirectoryScanner: DirectoryEntry(Path=%s)\n", Path.c_str()));
589	iliev	1200
590			String dir = DbDir;
591			if (!Flat) {
592	iliev	1717	String subdir = Path;
593	iliev	1200	if(subdir.length() > FsDir.length()) {
594			subdir = subdir.substr(FsDir.length());
595	persson	1943	#ifdef WIN32
596			replace(subdir.begin(), subdir.end(), '\\', '/');
597			#endif
598	iliev	1200	dir += subdir;
599			}
600			}
601
602			InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();
603
604	iliev	1717	if (HasInstrumentFiles(Path)) {
605	iliev	1208	if (!db->DirectoryExist(dir)) db->AddDirectory(dir);
606	iliev	1781	db->AddInstrumentsNonrecursive(dir, Path, insDir, pProgress);
607	iliev	1208	}
608	iliev	1200	};
609
610	iliev	1208	bool DirectoryScanner::HasInstrumentFiles(String Dir) {
611	iliev	1717	InstrumentFileCounter c;
612			return c.Count(Dir) > 0;
613	iliev	1208	}
614
615	iliev	1200	int InstrumentFileCounter::Count(String FsDir) {
616			dmsg(2,("InstrumentFileCounter: Count(FsDir=%s)\n", FsDir.c_str()));
617			if (FsDir.empty()) throw Exception("Directory expected");
618			FileCount = 0;
619
620	iliev	1717	File::WalkDirectoryTree(FsDir, this);
621	iliev	1200	return FileCount;
622			}
623
624	iliev	1717	void InstrumentFileCounter::FileEntry(std::string Path) {
625	iliev	1781	dmsg(2,("InstrumentFileCounter: FileEntry(Path=%s)\n", Path.c_str()));
626	iliev	1717	if(Path.length() < 4) return;
627			if(!strcasecmp(".gig", Path.substr(Path.length() - 4).c_str())) FileCount++;
628	iliev	1200	};
629
630			} // namespace LinuxSampler