1 /**

     2    This file is part of CWRT package **

     3 

     4    Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). **

     5 

     6    This program is free software: you can redistribute it and/or modify

     7    it under the terms of the GNU (Lesser) General Public License as 

     8    published by the Free Software Foundation, version 2.1 of the License. 

     9    This program is distributed in the hope that it will be useful, but

    10    WITHOUT ANY WARRANTY; without even the implied warranty of 

    11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 

    12    (Lesser) General Public License for more details. You should have 

    13    received a copy of the GNU (Lesser) General Public License along 

    14    with this program. If not, see <http://www.gnu.org/licenses/>.

    15 */

    16 

    17 #include "storageutility.h"

    18 #include <QFile>

    19 #include <QDir>

    20 #include <qregexp.h>

    21 

    22 

    23 int StorageUtility::generateUniqueFileName(const QString &fileName, const QString &tempPath,

    24         const QString& permPath, QString &outFileName)

    25 {

    26     int uniqueExt = 0;

    27     QString orgFilename = fileName;    

    28     QFileInfo fileinfo(tempPath, fileName);

    29     QFileInfo fileinfoPerm(permPath, fileName);

    30 

    31     while(true)

    32     {

    33         uniqueExt++;

    34         // check if file exists

    35         if (fileinfo.exists() || fileinfoPerm.exists()) {

    36             // a file with this name already exists in either temporary

    37             // or permanent download location

    38             QString tempFileName = orgFilename;

    39             QString ext = fileinfo.suffix();

    40             QString fileNoExt = tempFileName;

    41             if (!ext.isEmpty())

    42                 fileNoExt = tempFileName.mid(0, tempFileName.length()-ext.length()-1);

    43 

    44             // add index to filename

    45             QString strExt;

    46             strExt.setNum(uniqueExt);

    47             tempFileName =  fileNoExt+"("+strExt+")";

    48             if (!ext.isEmpty())

    49                 tempFileName = tempFileName+"."+ext;

    50 

    51             // set fileinfo to check again if any file with 

    52             // this new filename already exists

    53             fileinfo.setFile(tempPath, tempFileName);

    54             fileinfoPerm.setFile(permPath, tempFileName);

    55         }

    56         else {

    57             // this is a unique filename

    58             outFileName = fileinfo.fileName();

    59             return 0;

    60         }

    61     }   

    62     return -1;

    63 }

    64 

    65 void StorageUtility::validateFileName(const QString &fileName, QString &outFileName)

    66 {

    67     QString orgFileName = fileName;

    68     // Remove invalid filename characters

    69     orgFileName.replace( QRegExp("[?:*\"\\/<>|]"), "" );

    70 

    71     // Check if filename is empty

    72     outFileName = orgFileName.trimmed();

    73     if (outFileName.isEmpty())

    74         outFileName = FILENAME_UNKNOWN;

    75 }

    76 

    77 QString StorageUtility::createTemporaryPath(const QString& clientName)

    78 {

    79     /* create "downloads" folder : ./<clientname>/downloads */ 

    80     QString orgClientName = clientName;

    81     orgClientName.replace( QRegExp("[\\\\/:\\*\\?\"<>\\|]+"), "_" );

    82     QDir currentDir(QDir::current());

    83     QString tempPath = currentDir.absolutePath() + "/" + orgClientName + "/" + QObject::tr(TEMPORARY_FOLDER);

    84     currentDir.mkpath(tempPath);

    85     return tempPath;

    86 }