SystemFactory Class Reference

Some miscellaneous methods. More...

#include <systemfactory.h>

Collaboration diagram for SystemFactory:

Static Public Member Functions
static UpdateInfo	parseUpdatesFile (const QByteArray &updates_file)
	Performs parsing of downloaded file with list of updates. More...
static QPair< UpdateInfo, QNetworkReply::NetworkError >	checkForUpdates ()
	Tries to synchronously download list with new updates. More...

Detailed Description

Some miscellaneous methods.

Definition at line 72 of file systemfactory.h.

Member Function Documentation

QPair< UpdateInfo, QNetworkReply::NetworkError > SystemFactory::checkForUpdates ( )

static

Tries to synchronously download list with new updates.

Returns

Returns information about new updates + network download status.

Definition at line 54 of file systemfactory.cpp.

                                                                            {
  QPair<UpdateInfo, QNetworkReply::NetworkError> result;
  QByteArray releases_xml;

  result.second = NetworkFactory::downloadFile(RELEASES_LIST,
                                               5000,
                                               releases_xml);

  if (result.second == QNetworkReply::NoError) {
    result.first = parseUpdatesFile(releases_xml);
  }

  return result;
}

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UpdateInfo SystemFactory::parseUpdatesFile ( const QByteArray &  updates_file )

static

Performs parsing of downloaded file with list of updates.

Parameters

updates_file

File to parse.

Returns

Returns parsed update information.

Definition at line 69 of file systemfactory.cpp.

                                                                         {
  UpdateInfo update;
  QDomDocument document; document.setContent(updates_file, false);
  QDomNodeList releases = document.elementsByTagName("release");

  if (releases.size() == 1) {
    QDomElement rel_elem = releases.at(0).toElement();
    QString type = rel_elem.attributes().namedItem("type").toAttr().value();

    update.m_availableVersion = rel_elem.attributes().namedItem("version").toAttr().value();
    update.m_changes = rel_elem.namedItem("changes").toElement().text();

    QDomNodeList urls = rel_elem.elementsByTagName("url");

    for (int j = 0; j < urls.size(); j++) {
      UpdateUrl url;
      QDomElement url_elem = urls.at(j).toElement();

      url.m_fileUrl = url_elem.text();
      url.m_os = url_elem.attributes().namedItem("os").toAttr().value();
      url.m_platform = url_elem.attributes().namedItem("platform").toAttr().value();

      update.m_urls.insert(url.m_os,
                           url);
    }

    if (type == "maintenance") {
      update.m_type = UpdateInfo::Maintenance;
    }
    else {
      update.m_type = UpdateInfo::Evolution;
    }
  }
  else {
    update.m_availableVersion = QString();
  }


  return update;
}

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The documentation for this class was generated from the following files:

• systemfactory.h
• systemfactory.cpp