OWS common classes

src/core/qgsowsconnection.cpp

@@ -0,0 +1,187 @@
+/***************************************************************************
+    qgsowsconnection.cpp  -  selector for WMS servers, etc.
+                             -------------------
+    begin                : 3 April 2005
+    copyright            :
+    original             : (C) 2005 by Brendan Morley email  : morb at ozemail dot com dot au
+    wms search           : (C) 2009 Mathias Walker <mwa at sourcepole.ch>, Sourcepole AG
+    wms-c support        : (C) 2010 Juergen E. Fischer < jef at norbit dot de >, norBIT GmbH
+    generalized          : (C) 2012 Radim Blazek, based on qgswmsconnection.cpp
+
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+//#include "../providers/wms/qgswmsprovider.h"
+#include "qgis.h" // GEO_EPSG_CRS_ID
+//#include "qgisapp.h" //for getThemeIcon
+//#include "qgscontexthelp.h"
+//#include "qgscoordinatereferencesystem.h"
+#include "qgsdatasourceuri.h"
+//#include "qgsgenericprojectionselector.h"
+#include "qgslogger.h"
+//#include "qgsmanageconnectionsdialog.h"
+//#include "qgsmessageviewer.h"
+//#include "qgsnewhttpconnection.h"
+//#include "qgsnumericsortlistviewitem.h"
+#include "qgsproject.h"
+#include "qgsproviderregistry.h"
+#include "qgsowsconnection.h"
+//#include "qgsnetworkaccessmanager.h"
+
+//#include <QButtonGroup>
+//#include <QFileDialog>
+//#include <QRadioButton>
+//#include <QDomDocument>
+//#include <QHeaderView>
+//#include <QImageReader>
+#include <QInputDialog>
+//#include <QMap>
+#include <QMessageBox>
+#include <QPicture>
+#include <QSettings>
+#include <QUrl>
+
+#include <QNetworkRequest>
+#include <QNetworkReply>
+
+QgsOWSConnection::QgsOWSConnection( const QString & theService, const QString & theConnName ) :
+    mConnName( theConnName ),
+    mService( theService )
+{
+  QgsDebugMsg( "theConnName = " + theConnName );
+
+  QSettings settings;
+
+  // WMS (providers/wfs/qgswmsconnection.cpp):
+  //QString key = "/Qgis/connections-wms/" + mConnName;
+  //QString credentialsKey = "/Qgis/WMS/" + mConnName;
+
+  // WFS (providers/wfs/qgswfsconnection.cpp):
+  //QString key = "/Qgis/connections-wfs/" + mConnName + "/url";
+
+  // WCS - there was no WCS before
+
+  QString key = "/Qgis/connections-" + mService.toLower() + "/" + mConnName;
+  QString credentialsKey = "/Qgis/" + mService + "/" + mConnName;
+
+  QStringList connStringParts;
+
+  mConnectionInfo = settings.value( key + "/url" ).toString();
+  mUri.setParam( "url",  settings.value( key + "/url" ).toString() );
+
+  // Check for credentials and prepend to the connection info
+  QString username = settings.value( credentialsKey + "/username" ).toString();
+  QString password = settings.value( credentialsKey + "/password" ).toString();
+  if ( !username.isEmpty() )
+  {
+    // check for a password, if none prompt to get it
+    if ( password.isEmpty() )
+    {
+      //password = QInputDialog::getText( this, tr( "WMS Password for %1" ).arg( theConnName ), "Password", QLineEdit::Password );
+      password = QInputDialog::getText( 0, tr( "WMS Password for %1" ).arg( mConnName ), "Password", QLineEdit::Password );
+    }
+    mConnectionInfo = "username=" + username + ",password=" + password + ",url=" + mConnectionInfo;
+    mUri.setParam( "username", username );
+    mUri.setParam( "password", password );
+  }
+
+  bool ignoreGetMap = settings.value( key + "/ignoreGetMapURI", false ).toBool();
+  bool ignoreGetFeatureInfo = settings.value( key + "/ignoreGetFeatureInfoURI", false ).toBool();
+  if ( ignoreGetMap || ignoreGetFeatureInfo )
+  {
+    QString connArgs = "ignoreUrl=";
+    if ( ignoreGetMap )
+    {
+      connArgs += "GetMap";
+      if ( ignoreGetFeatureInfo )
+        connArgs += ";";
+      mUri.setParam( "ignoreUrl", "GetMap" );
+    }
+    if ( ignoreGetFeatureInfo )
+    {
+      connArgs += "GetFeatureInfo";
+      mUri.setParam( "ignoreUrl", "GetFeatureInfo" );
+    }
+    if ( mConnectionInfo.startsWith( "username=" ) )
+    {
+      mConnectionInfo.prepend( connArgs + "," );
+    }
+    else
+    {
+      mConnectionInfo.prepend( connArgs + ",url=" );
+    }
+  }
+
+  QgsDebugMsg( QString( "Connection info: '%1'." ).arg( mConnectionInfo ) );
+}
+
+QgsOWSConnection::~QgsOWSConnection()
+{
+
+}
+
+QString QgsOWSConnection::connectionInfo( )
+{
+  return mConnectionInfo;
+}
+
+QgsDataSourceURI QgsOWSConnection::uri()
+{
+  return mUri;
+}
+/*
+QgsDataProvider * QgsOWSConnection::provider( )
+{
+  // TODO: remove completely from this class?
+
+  // load the server data provider plugin
+  QgsProviderRegistry * pReg = QgsProviderRegistry::instance();
+  
+  //QMap<QString,QString> keys;
+
+  QgsDataProvider *provider =
+    ( QgsDataProvider* ) pReg->provider( "wms", mUri.encodedUri() );
+
+  return provider;
+}
+*/
+
+
+QStringList QgsOWSConnection::connectionList( const QString & theService )
+{
+  QSettings settings;
+  //settings.beginGroup( "/Qgis/connections-wms" );
+  settings.beginGroup( "/Qgis/connections-" + theService.toLower() );
+  return settings.childGroups();
+}
+
+QString QgsOWSConnection::selectedConnection( const QString & theService )
+{
+  QSettings settings;
+  //return settings.value( "/Qgis/connections-wms/selected" ).toString();
+  return settings.value( "/Qgis/connections-" + theService.toLower() + "/selected" ).toString();
+}
+
+void QgsOWSConnection::setSelectedConnection( const QString & theService, const QString & name )
+{
+  QSettings settings;
+  //settings.setValue( "/Qgis/connections-wms/selected", name );
+  settings.setValue( "/Qgis/connections-" + theService.toLower() + "/selected", name );
+}
+
+void QgsOWSConnection::deleteConnection( const QString & theService, const QString & name )
+{
+  QSettings settings;
+  //settings.remove( "/Qgis/connections-wms/" + name );
+  //settings.remove( "/Qgis/WMS/" + name );
+  settings.remove( "/Qgis/connections-" + theService.toLower() + "/" + name );
+  settings.remove( "/Qgis/" + theService + "/" + name );
+}

src/core/qgsowsconnection.h

@@ -0,0 +1,75 @@
+/***************************************************************************
+    qgsowsconnection.h  -  OWS connection
+                             -------------------
+    begin                : 3 April 2005
+    original             : (C) 2005 by Brendan Morley email  : morb at ozemail dot com dot au
+    wms search           : (C) 2009 Mathias Walker <mwa at sourcepole.ch>, Sourcepole AG
+
+    generalized          : (C) 2012 Radim Blazek, based on qgswmsconnection.h
+
+    
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+#ifndef QGSOWSCONNECTION_H
+#define QGSOWSCONNECTION_H
+#include "qgsdatasourceuri.h"
+//#include "qgisgui.h"
+//#include "qgscontexthelp.h"
+
+#include <QStringList>
+#include <QPushButton>
+
+class QgisApp;
+//class QgsDataProvider;
+class QgsDataProvider;
+/*class QButtonGroup;*/
+/*class QgsNumericSortTreeWidgetItem;*/
+class QDomDocument;
+class QDomElement;
+
+/*!
+ * \brief   Connections management
+ */
+class QgsOWSConnection : public QObject
+{
+//    Q_OBJECT
+
+  public:
+    /** 
+     * Constructor 
+     * @param theService service name: WMS,WFS,WCS
+     */  
+    QgsOWSConnection( const QString & theService, const QString & theConnName );
+    //! Destructor
+    ~QgsOWSConnection();
+
+    static QStringList connectionList( const QString & theService );
+
+    static void deleteConnection( const QString & theService, const QString & name );
+
+    static QString selectedConnection( const QString & theService );
+    static void setSelectedConnection( const QString & theService, const QString & name );
+
+
+  public:
+    //QgsDataProvider *provider();
+    QString connectionInfo();
+    QString mConnName;
+    QString mConnectionInfo;
+    QgsDataSourceURI uri();
+  private:
+    QgsDataSourceURI mUri;
+    QString mService;
+};
+
+
+#endif // QGSOWSCONNECTION_H