XML handler.

[speedfreak] / Client / xmlreader.cpp

diff --git a/Client/xmlreader.cpp b/Client/xmlreader.cpp
new file mode 100644 (file)
index 0000000..cf86ef1
--- /dev/null
+++ b/Client/xmlreader.cpp
@@ -0,0 +1,137 @@
+#include <QtGui>
+#include <QNetworkRequest>
+#include <QNetworkReply>
+#include <QIODevice>
+#include <QFile>
+#include <QMessageBox>
+#include <QDebug>
+#include <QDateTime>
+#include <QDate>
+#include <QTime>
+#include <QApplication>
+#include "xmlreader.h"
+
+
+/*! @brief Constructor, connects object to GUI
+ */
+XmlReader::XmlReader(Ui_MainWindow* myMainWindow)
+{
+    ui = myMainWindow;
+}
+
+/*! @brief Destructor
+  */
+XmlReader::~XmlReader()
+{
+
+}
+
+QString XmlReader::errorString() const
+{
+    return QObject::tr("%1\nLine %2, column %3")
+            .arg(xmlreader.errorString())
+            .arg(xmlreader.lineNumber())
+            .arg(xmlreader.columnNumber());
+}
+
+
+/*! @brief parsing xml file that is sent by server over network.
+  * Shows received information on screen and parsed information on command line.
+  * @note Partly commented for git.
+  * @todo (Development: Seems to omit element tags and some values when reading from QFile. Why? This used
+  * earlier with QNetworkReply printed all xml contents.)
+  * @todo Remove command line output and use final GUI widget names.
+  * @todo Replace using of QFile to QNetworkReply.
+  */
+void XmlReader::xmlRead(QIODevice *device)
+//void XmlReader::xmlRead(QNetworkReply *device)
+{
+    qDebug() << "_xmlRead";
+
+    xmlreader.addData(device->readAll());
+    //Or: View webpage contents on textEdit by adding all data to xml stream reader,
+    //since readAll() empties the buffer
+    /*QByteArray readAllArr = device->readAll();
+    ui->textEditXml->append(readAllArr);
+    xmlreader.addData(readAllArr);*/
+
+    //Go trough the xml document
+    while(!xmlreader.atEnd())
+    {
+        //Read next node
+        xmlreader.readNext();
+        //Check if this element is starting element
+        if(xmlreader.isStartElement())
+        {
+            if(xmlreader.name() == "place")
+            {
+                qDebug() << xmlreader.name();
+            }
+            if(xmlreader.name() == "date")
+            {
+                 qDebug() << xmlreader.name();
+            }
+            if(xmlreader.name() == "time")
+            {
+                 qDebug() << xmlreader.name();
+            }
+            if(xmlreader.name() == "result")
+            {
+                //Two consequent start elements
+                if(xmlreader.readNextStartElement())
+                {
+                    if(xmlreader.name() == "speed")
+                    {
+                    QString speed;
+                    QXmlStreamAttributes attr = xmlreader.attributes();
+                    speed = (attr.value("value").toString() + " " + attr.value("unit").toString());
+                    //ui->lineEditSpeed->setText(speed);
+                    qDebug() << xmlreader.name() << speed;
+                    }
+                }
+            }
+            if(xmlreader.name() == "distance")
+            {
+                QString distance;
+                QXmlStreamAttributes attr = xmlreader.attributes();
+                distance = (attr.value("value").toString() + " " + attr.value("unit").toString());
+                //ui->lineEditDist->setText(distance);
+                qDebug() << xmlreader.name() << distance;
+            }
+            if(xmlreader.name() == "acceleration")
+            {
+                QString acceleration;
+                QXmlStreamAttributes attr = xmlreader.attributes();
+                acceleration = (attr.value("value").toString()+ " " + attr.value("unit").toString());
+                //ui->lineEditAccel->setText(acceleration);
+                qDebug() << xmlreader.name() << acceleration;
+            }
+        }
+    }
+}
+
+/*! @brief A function used tmp in development.
+  * @note Partly harcoded and commented for git.
+  */
+void XmlReader::xmlShow()
+{
+    //QString filename = ui->lineEditFile->text();
+    QString filename = "xmlfile.xml";
+    QFile file(filename);
+
+    if (!file.open(QFile::ReadOnly))
+    {
+        /*QMessageBox::warning(this->ui->centralWidget,
+                                tr("QXmlStream Bookmarks"),
+                                tr("Cannot write file %1:\n%2.")
+                                .arg(file.fileName())
+                                .arg(file.errorString()));*/
+        qDebug() << "_xmlShow fail";
+        return;
+    }
+
+    xmlRead(&file);
+
+    file.close();
+}
+