initial import

sqlTest/sqldialog.cpp

@@ -0,0 +1,193 @@
+#include "sqldialog.h"
+#include "ui_sqldialog.h"
+
+#include <QtSQL>
+#include <QFileDialog>
+#include <QTextEncoder>
+
+SQLDialog::SQLDialog(QWidget *parent)
+        : QDialog(parent), ui(new Ui::SQLDialog)
+{
+    //QLocale::setDefault(QLocale(QLocale::English, QLocale::UnitedStates) );
+
+    
+    ui->setupUi(this);
+
+    readSettings();
+    connectToDB();
+}
+
+SQLDialog::~SQLDialog()
+{
+    delete ui;
+}
+
+void SQLDialog::readSettings()
+{
+    QString config = QApplication::applicationDirPath()+ "/config.ini";
+    QSettings settings(config, QSettings::IniFormat);
+
+    m_masterDatabaseHost        = settings.value("master database/server").toString();          //read master database's server value from settings
+    m_masterDatabaseName        = settings.value("master database/database").toString();        //read master database's database name value from settings
+    m_masterDatabaseUser        = settings.value("master database/uid").toString();             //read master database's user id value from settings
+    m_masterDatabasePassword    = settings.value("master database/pwd").toString();             //read master database's password value from settings
+    m_masterDatabasePort        = settings.value("master database/port").toInt();               //read master database's port value from settings
+
+}
+
+void SQLDialog::connectToDB()
+{
+    m_masterDatabase = QSqlDatabase::addDatabase("QMYSQL", "master");
+
+    // initalize the connection
+    m_masterDatabase.setHostName(m_masterDatabaseHost);
+    m_masterDatabase.setPort(m_masterDatabasePort);
+    m_masterDatabase.setDatabaseName(m_masterDatabaseName);
+    m_masterDatabase.setUserName(m_masterDatabaseUser);
+    m_masterDatabase.setPassword(m_masterDatabasePassword);
+
+    // try to open the connection, if ok returns true, else returns false
+    bool ok = m_masterDatabase.open();
+    if(!ok)
+    {
+        // if error, get the error from the database text and print it to debug screen
+        QString str = m_masterDatabase.lastError().databaseText();
+        QMessageBox::critical(this, tr("Database Error"), tr("Error connecting to master database\n") + str);
+    }
+}
+
+
+void SQLDialog::on_pushButton_clicked()
+{
+    QSqlQuery query(m_masterDatabase);
+
+    QString qtext = QString("INSERT INTO sample_page_text ( pageText ) VALUES (\"%1\")").arg(fileContent);
+
+    if( !query.exec( qtext )  )       //try it also query.exec(qtext);
+    {
+        QMessageBox::information(this, "Error inserting to database", query.lastError().text());
+        qDebug () << qtext;
+    }
+}
+
+void SQLDialog::on_pushButton_2_clicked()
+{
+    fileName = QFileDialog::getOpenFileName(this, tr("Open File"),
+                                            ".",
+                                            tr("All (*.*)"));
+
+    if(fileName.isNull())
+        return;
+
+    //read the file
+    QFile file(fileName);
+
+    if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
+        return;
+
+    QTextStream in(&file);
+    //in.setCodec("UTF-8");
+
+    fileContent = in.readAll();
+
+    file.close();
+
+    qDebug() << fileContent;
+
+    QFile file2(fileName+"_sample");
+
+    if (!file2.open(QIODevice::WriteOnly| QIODevice::Text))
+        return;
+
+    QTextStream out(&file2);
+    //out.setCodec("UTF-8");
+
+    out << fileContent;
+    file2.close();
+
+    fileContent.remove("\"");
+    fileContent.remove("'");
+    //fileContent.remove("\n");
+    ui->pushButton->setEnabled(true);
+}
+
+void SQLDialog::on_pushButton_3_clicked()
+{
+    QSqlQuery query(m_masterDatabase);
+
+    QString qtext = "select name_searchword from searchword where id_company = 1125";
+
+    if( !query.exec( qtext )  )       //try it also query.exec(qtext);
+    {
+        QMessageBox::information(this, "Error database", query.lastError().text());
+        qDebug () << qtext;
+        return;
+    }
+
+    while(query.next())
+    {
+        QString str = query.value(0).toString();
+        qDebug() << str;
+    }
+
+
+}
+
+void SQLDialog::on_pushButton_4_clicked()
+{
+    QString searchword = "ÏÈí";
+    QSqlQuery query(m_masterDatabase);
+
+    //query.prepare("SELECT cm.id_company, name_company, cm.desc_company, cm.towrite FROM company AS cm, searchword AS sw WHERE name_searchword LIKE :name AND sw.id_company = cm.id_company AND cm.date_end > NOW()"
+    //              " UNION SELECT id_company, name_company, desc_company, towrite FROM company WHERE name_company LIKE :name2 AND date_end > NOW()");
+    query.prepare("SELECT cm.id_company, name_searchword    FROM company AS cm, searchword AS sw WHERE sw.id_company = cm.id_company AND cm.date_end > NOW()");
+    //query.bindValue(":name", searchword);
+    //query.bindValue(":name2", searchword);
+
+    if ( !query.exec() )
+    {
+        qDebug() << "searchTags() SQL Error: " << query.lastError().text().toAscii();
+        qDebug() << "Executed Query: " << query.executedQuery().toAscii();
+    }
+
+    while(query.next())
+    {
+        qDebug() << query.value(0).toString();
+        qDebug() << query.value(1).toString();
+        //qDebug() << query.value(2).toString();
+    }
+}
+
+void SQLDialog::on_pushButton_5_clicked()
+{
+    QSqlQuery query(m_masterDatabase);
+
+    query.prepare("SELECT `text` FROM page_text");
+
+    if ( !query.exec() )
+    {
+        qDebug() << "Executed Query: " << query.executedQuery().toAscii();
+    }
+
+    QString str;
+    while(query.next())
+    {
+        str = query.value(0).toString();
+        //qDebug() << str;
+        break;      //just read the first text for testing.
+    }
+
+    QString tag     = "([Dd]ubai|Abu\\s?Dhabi)"; //--> Dubai, dubai, abu dhabi, abudhabi
+    //QString pattern = QString("\\b(%1)\\b").arg(tag);     //this can be used if you want to check for whole words only \b for word boundary.
+
+    QRegExp regEx(tag, Qt::CaseInsensitive);
+    int count = 0;
+    int pos   = 0;
+    while( (pos = regEx.indexIn(str, pos) ) != -1)
+    {
+        QString foundTag = str.mid(pos, regEx.matchedLength() );
+        pos += regEx.matchedLength();
+        qDebug() << foundTag;
+
+    }
+}