feature actions: new "Open" action type to open urls in the default web browser and files with a suitable application

Author: brushtyler

src/app/qgsattributeactiondialog.cpp

@@ -329,6 +329,8 @@ void QgsAttributeActionDialog::addDefaultActions()
   insertRow( pos++, QgsAction::GenericPython, tr( "Get feature id" ), "QtGui.QMessageBox.information(None, \"Feature id\", \"feature id is [% $id %]\")", false );
   insertRow( pos++, QgsAction::GenericPython, tr( "Selected field's value (Identify features tool)" ), "QtGui.QMessageBox.information(None, \"Current field's value\", \"[% $currentfield %]\")", false );
   insertRow( pos++, QgsAction::GenericPython, tr( "Clicked coordinates (Run feature actions tool)" ), "QtGui.QMessageBox.information(None, \"Clicked coords\", \"layer: [% $layerid %]\\ncoords: ([% $clickx %],[% $clickx %])\")", false );
+  insertRow( pos++, QgsAction::OpenUrl, tr( "Open file" ), "[% \"PATH\" %]", false );
+  insertRow( pos++, QgsAction::OpenUrl, tr( "Search on web based on attribute's value" ), "http://www.google.it/?q=[% \"ATTRIBUTE\" %]", false );
 }
 
 void QgsAttributeActionDialog::itemSelectionChanged()

src/core/qgsattributeaction.cpp

@@ -106,7 +106,15 @@ void QgsAttributeAction::doAction( int index, QgsFeature &feat,
 
 void QgsAttributeAction::runAction( const QgsAction &action, void ( *executePython )( const QString & ) )
 {
-  if ( action.type() == QgsAction::GenericPython )
+  if ( action.type() == QgsAction::OpenUrl )
+  {
+    QFileInfo finfo( action.action() );
+    if ( finfo.exists() && finfo.isFile() )
+      QDesktopServices::openUrl( QUrl::fromLocalFile( action.action() ) );
+    else
+      QDesktopServices::openUrl( QUrl( action.action(), QUrl::TolerantMode ) );
+  }
+  else if ( action.type() == QgsAction::GenericPython )
   {
     if ( executePython )
     {

src/core/qgsattributeaction.h

@@ -47,6 +47,7 @@ class CORE_EXPORT QgsAction
       Mac,
       Windows,
       Unix,
+      OpenUrl,
     };
 
     QgsAction( ActionType type, QString name, QString action, bool capture ) :
@@ -69,6 +70,7 @@ class CORE_EXPORT QgsAction
     {
       return mType == Generic ||
              mType == GenericPython ||
+             mType == OpenUrl ||
 #if defined(Q_OS_WIN)
              mType == Windows
 #elif defined(Q_OS_MAC)

src/ui/qgsattributeactiondialogbase.ui

@@ -159,6 +159,11 @@
             <string>Unix</string>
            </property>
           </item>
+          <item>
+           <property name="text">
+            <string>Open</string>
+           </property>
+          </item>
          </widget>
         </item>
         <item>