added check for title and dataset id

git-svn-id: http://svn.d4science-ii.research-infrastructures.eu/gcube/trunk/portlets/widgets/ckan-metadata-publisher-widget@131778 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/client/CKanPublisherService.java

@@ -61,7 +61,7 @@ public interface CKanPublisherService extends RemoteService {
 	
 	/**
 	 * Given the title the user wants to give to the new product to create, a check is performed
-	 * to understand if a dataset with the proposed title (and so the id generateda at server side) already exists
+	 * to understand if a dataset with the proposed title (and so the id generated at server side) already exists
 	 * @param title
 	 * @return true if it exists, false otherwise
 	 */

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/client/CKanPublisherServiceAsync.java

@@ -62,7 +62,7 @@ public interface CKanPublisherServiceAsync {
 
 	/**
 	 * Given the title the user wants to give to the new product to create, a check is performed
-	 * to understand if a dataset with the proposed title (and so the id generateda at server side) already exists
+	 * to understand if a dataset with the proposed title (and so the id generated at server side) already exists
 	 * @param title
 	 * @return true if it exists, false otherwise
 	 */

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/client/ui/CreateDatasetForm.java

@@ -76,11 +76,6 @@ import com.google.gwt.user.client.ui.Widget;
  */
 public class CreateDatasetForm extends Composite{
 
-	/**
-	 * Create a remote service proxy to talk to the server-side ckan service.
-	 */
-	private final CKanPublisherServiceAsync ckanServices = GWT.create(CKanPublisherService.class);
-
 	private static EditMetadataFormUiBinder uiBinder = GWT
 			.create(EditMetadataFormUiBinder.class);
 
@@ -165,6 +160,12 @@ public class CreateDatasetForm extends Composite{
 	@UiField ControlGroup versionControlGroup;
 	@UiField ControlGroup organizationsGroup;
 
+	// Create a remote service proxy to talk to the server-side ckan service.
+	private final CKanPublisherServiceAsync ckanServices = GWT.create(CKanPublisherService.class);
+
+	private static final String REGEX_TITLE_PRODUCT_SUBWORD = "[^a-zA-Z0-9_.-]";
+	private static final String REGEX_MAIL = "\\b[\\w.%-]+@[-.\\w]+\\.[A-Za-z]{2,4}\\b";
+
 	// error message
 	protected static final String ERROR_PRODUCT_CREATION = "There was an error while trying to publish your product, sorry.. Retry later";
 
@@ -603,9 +604,28 @@ public class CreateDatasetForm extends Composite{
 	void onContinueButton(ClickEvent e){
 
 		// validate data
-		String errorMsg = validateDataOnContinue();
+		final String errorMsg = validateDataOnContinue();
 
-		if(errorMsg == null){
+		if(errorMsg != null){
+
+			alertOnContinue("Please check inserted data [" + errorMsg + "]", AlertType.ERROR);
+			return;
+
+		}else{
+			
+			alertOnContinue("Checking if a product with such title already exists, please wait...", AlertType.INFO);
+			
+			// better check for title 
+			ckanServices.datasetIdAlreadyExists(titleTextBox.getText(), new AsyncCallback<Boolean>() {
+
+				@Override
+				public void onSuccess(Boolean result) {
+
+					if(result){
+
+						alertOnContinue("Sorry but a product with such title already exists, try to change it", AlertType.WARNING);
+
+					}else{
 							// check what to do 
 							if(isWorkspaceRequest){
 
@@ -632,8 +652,17 @@ public class CreateDatasetForm extends Composite{
 							else
 								selectedProfile.setText("Selected Profile is " + metadataProfilesFormatListbox.getSelectedItemText());
 
-		}else{
-			alertOnContinue("Please check inserted data [" + errorMsg + "]", AlertType.ERROR);
+					}
+
+				}
+
+				@Override
+				public void onFailure(Throwable caught) {
+
+					alertOnContinue("Sorry but there was a proble while checking if the inserted data are correct", AlertType.ERROR);
+
+				}
+			});
 		}
 	}
 
@@ -1062,20 +1091,18 @@ public class CreateDatasetForm extends Composite{
 		}
 
 		// better check for the title		
-		String regexTitleSubWord = "[^a-zA-Z0-9_.-]";
 		String[] splittedTitle = titleTextBox.getText().split(" "); 
 
 		for (String word : splittedTitle) {
-			String replaced = word.replaceAll(regexTitleSubWord, "");
+			String replaced = word.replaceAll(REGEX_TITLE_PRODUCT_SUBWORD, "");
 			if(!replaced.equals(word)){
 				productTitleGroup.setType(ControlGroupType.ERROR);
-				return  "Please note that only alphanumeric characters are allowed for the title";
+				return  "Please note not all characters are allowed for the title";
 			}
 		}
 
 		// email reg expression
-		String regexMail = "\\b[\\w.%-]+@[-.\\w]+\\.[A-Za-z]{2,4}\\b";
-		if(!validateByRegExpression(maintainerEmailTextbox.getText(), regexMail)){
+		if(!validateByRegExpression(maintainerEmailTextbox.getText(), REGEX_MAIL)){
 			maintainerControlGroup.setType(ControlGroupType.ERROR);
 			return "Not valid maintainer email";
 		}

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/server/CKANPublisherServicesImpl.java

@@ -620,7 +620,8 @@ public class CKANPublisherServicesImpl extends RemoteServiceServlet implements C
 		try{
 
 			String scope = (String)getThreadLocalRequest().getSession().getAttribute(SessionCatalogueAttributes.SCOPE_CLIENT_PORTLET_URL);
-			return getCkanUtilsObj(scope).existProductWithNameOrId(title);
+			String idFromTitle = org.gcube.datacatalogue.ckanutillibrary.utils.UtilMethods.nameFromTitle(title);
+			return getCkanUtilsObj(scope).existProductWithNameOrId(idFromTitle);
 
 		}catch(Exception e){
 			logger.error("Unable to check if such a dataset id already exists", e);