birkeh/pictureLibrary
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path normalization

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This commit is contained in:
Herwig Birke
2019-03-04 14:50:21 +01:00
parent a79d319dbd
commit d9acdb0a15
5 changed files with 39 additions and 165 deletions
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cpicturelibrary.cpp
+16 -139
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@@ -9,6 +9,8 @@
#include <QSqlQuery>
#include <QSqlError>
#include <QDir>
#include <QSettings>
@@ -21,7 +23,9 @@ cPictureLibrary::cPictureLibrary(QObject *parent) : QObject(parent)
bool cPictureLibrary::openDatabase()
{
QSettings settings;
QString szDB = settings.value("database/path").toString();
m_szRootPath = settings.value("database/rootPath", QDir::homePath()).toString();
QString szDB = m_szRootPath + QDir::separator() + "pictureLibrary.db";
m_db = QSqlDatabase::addDatabase("QSQLITE");
m_db.setHostName("localhost");
@@ -52,20 +56,6 @@ bool cPictureLibrary::openDatabase()
query.finish();
}
if(!query.exec("SELECT rootPath FROM config;"))
{
myDebug << query.lastError().text();
return(false);
}
if(!query.next())
{
myDebug << query.lastError().text();
return(false);
}
m_szRootPath = query.value("rootPath").toString();
return(true);
}
@@ -106,8 +96,7 @@ bool cPictureLibrary::createDatabase()
QSqlQuery query;
if(!createTable("CREATE TABLE config ( "
" version INTEGER, "
" rootPath TEXT"
" version INTEGER"
"); "))
return(false);
@@ -137,139 +126,27 @@ bool cPictureLibrary::createDatabase()
" whiteBalance INTEGER, "
" focalLength35 DOUBLE, "
" gps TEXT, "
" thumbnail BLOB"
"); "))
return(false);
query.prepare("INSERT INTO config (version) VALUES (:version);");
query.bindValue(":version", 4);
if(!query.exec())
{
myDebug << query.lastError().text();
return(false);
}
return(true);
}
bool cPictureLibrary::updateDatabase(qint32 version)
{
if(version < 4)
updateDatabase4(version);
return(true);
}
bool cPictureLibrary::updateDatabase2(qint32 /*version*/)
{
QSqlQuery query;
if(!query.exec("ALTER TABLE config ADD rootPath TEXT;"))
{
myDebug << query.lastError().text();
return(false);
}
if(!query.exec("UPDATE config SET version=2;"))
{
myDebug << query.lastError().text();
return(false);
}
return(true);
}
bool cPictureLibrary::updateDatabase3(qint32 version)
{
if(version < 2)
updateDatabase2(version);
QSqlQuery query;
if(!createTable("CREATE TABLE picture ( "
" id INTEGER PRIMARY KEY AUTOINCREMENT UNIQUE, "
" fileName TEXT, "
" filePath TEXT, "
" fileSize BIGINT, "
" imageWidth INTEGER, "
" imageHeight INTEGER, "
" imageOrientation INTEGER, "
" cameraMake TEXT, "
" cameraModel TEXT, "
" dateTime DATETIME, "
" fNumber TEXT, "
" iso INTEGER, "
" flashID INTEGER, "
" focalLength DOUBLE, "
" lensMake TEXT, "
" lensModel TEXT, "
" exposureTime TEXT, "
" exposureBias INTEGER, "
" exifVersion TEXT, "
" dateTimeOriginal DATETIME, "
" dateTimeDigitized DATETIME, "
" whiteBalance INTEGER, "
" focalLength35 DOUBLE, "
" gps TEXT, "
" duration BIGINT, "
" thumbnail BLOB"
"); "))
return(false);
if(!query.exec("UPDATE config SET version=3;"))
{
myDebug << query.lastError().text();
return(false);
}
return(true);
}
bool cPictureLibrary::updateDatabase4(qint32 version)
{
if(version < 3)
updateDatabase3(version);
QSqlQuery query;
QString rootPath;
if(!query.exec("SELECT rootPath FROM config;"))
{
myDebug << query.lastError().text();
return(false);
}
if(!query.next())
{
myDebug << query.lastError().text();
return(false);
}
rootPath = query.value("rootPath").toString();
if(!query.exec("ALTER TABLE picture ADD filePath TEXT;"))
{
myDebug << query.lastError().text();
return(false);
}
query.prepare(" UPDATE picture"
" SET fileName = REPLACE(fileName, RTRIM(fileName, REPLACE(fileName, '\', '')), ''),"
" filePath = SUBSTR(SUBSTR(fileName, LENGTH(:rootPath1)+2, LENGTH(SUBSTR(fileName, LENGTH(:rootPath2)+2))-LENGTH(REPLACE(fileName, RTRIM(fileName, REPLACE(fileName, '\', '')), ''))), 1, LENGTH(SUBSTR(fileName, LENGTH(:rootPath3)+2, LENGTH(SUBSTR(fileName, LENGTH(:rootPath4)+2))-LENGTH(REPLACE(fileName, RTRIM(fileName, REPLACE(fileName, '\', '')), ''))))-1);");
query.bindValue(":rootPath1", rootPath);
query.bindValue(":rootPath2", rootPath);
query.bindValue(":rootPath3", rootPath);
query.bindValue(":rootPath4", rootPath);
query.prepare("INSERT INTO config (version) VALUES (:version);");
query.bindValue(":version", 1);
if(!query.exec())
{
myDebug << query.lastError().text();
return(false);
}
if(!query.exec("UPDATE config SET version=4;"))
{
myDebug << query.lastError().text();
return(false);
}
return(true);
}
bool cPictureLibrary::updateDatabase(qint32 /*version*/)
{
// if(version < 4)
// updateDatabase4(version);
return(true);
}