193 lines
7.6 KiB
Java
193 lines
7.6 KiB
Java
package org.gcube.applicationsupportlayer.social;
|
|
|
|
import static org.gcube.resources.discovery.icclient.ICFactory.client;
|
|
|
|
import java.io.StringReader;
|
|
import java.util.List;
|
|
|
|
import javax.xml.parsers.DocumentBuilder;
|
|
import javax.xml.parsers.DocumentBuilderFactory;
|
|
|
|
import org.gcube.applicationsupportlayer.social.ex.ApplicationProfileNotFoundException;
|
|
import org.gcube.applicationsupportlayer.social.shared.SocialNetworkingUser;
|
|
import org.gcube.common.resources.gcore.utils.XPathHelper;
|
|
import org.gcube.common.scope.api.ScopeProvider;
|
|
import org.gcube.common.scope.impl.ScopeBean;
|
|
import org.gcube.portal.databook.server.DBCassandraAstyanaxImpl;
|
|
import org.gcube.portal.databook.server.DatabookStore;
|
|
import org.gcube.portal.databook.shared.ApplicationProfile;
|
|
import org.gcube.resources.discovery.client.api.DiscoveryClient;
|
|
import org.gcube.resources.discovery.client.queries.api.Query;
|
|
import org.gcube.resources.discovery.client.queries.impl.QueryBox;
|
|
import org.slf4j.Logger;
|
|
import org.slf4j.LoggerFactory;
|
|
import org.w3c.dom.Node;
|
|
import org.xml.sax.InputSource;
|
|
/**
|
|
*
|
|
* @author Massimiliano Assante, ISTI-CNR
|
|
*
|
|
* superclass for notifications, posting news and so on
|
|
*/
|
|
public class SocialPortalBridge {
|
|
|
|
private static final Logger _log = LoggerFactory.getLogger(SocialPortalBridge.class);
|
|
|
|
protected String currScope;
|
|
protected String currGroupName;
|
|
protected SocialNetworkingUser currUser;
|
|
protected ApplicationProfile applicationProfile;
|
|
//unique instance
|
|
private static DatabookStore store;
|
|
/**
|
|
*
|
|
* @param scope the current scope
|
|
* @param currUser an instance of {@link SocialNetworkingUser} filled with the required user data
|
|
*/
|
|
public SocialPortalBridge(String scope, SocialNetworkingUser currUser) {
|
|
this.currScope = scope;
|
|
this.currGroupName = extractGroupNameFromScope(currScope);
|
|
this.currUser = currUser;
|
|
this.applicationProfile = null;
|
|
_log.debug("ASLSocial instanciated with current scope=" + currScope + " currentGroup name="+currGroupName);
|
|
}
|
|
/**
|
|
*
|
|
* @param scope the current scope
|
|
* @param currUser an instance of {@link SocialNetworkingUser} filled with the required user data
|
|
* @param portletClassName your application unique identifier registered in the infrastructure
|
|
*/
|
|
public SocialPortalBridge(String scope, SocialNetworkingUser currUser, String portletClassName) {
|
|
this(scope, currUser);
|
|
this.applicationProfile = getProfileFromInfrastrucure(portletClassName);
|
|
_log.debug("ASLSocial called on " + portletClassName);
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @return the unique instance of the store
|
|
*/
|
|
public static synchronized DatabookStore getStoreInstance() {
|
|
if (store == null) {
|
|
store = new DBCassandraAstyanaxImpl();
|
|
}
|
|
return store;
|
|
}
|
|
/**
|
|
* Escape an html string. Escaping data received from the client helps to
|
|
* prevent cross-site script vulnerabilities.
|
|
*
|
|
* @param html the html string to escape
|
|
* @return the escaped string
|
|
*/
|
|
protected String escapeHtml(String html) {
|
|
if (html == null) {
|
|
return null;
|
|
}
|
|
return html.replaceAll("&", "&").replaceAll("<", "<")
|
|
.replaceAll(">", ">");
|
|
}
|
|
/**
|
|
* @return the applicationProfile profile among the ones available in the infrastructure
|
|
*/
|
|
public ApplicationProfile getApplicationProfile() {
|
|
return applicationProfile;
|
|
}
|
|
/**
|
|
* this method looks up the applicationProfile profile among the ones available in the infrastructure
|
|
* @param portletClassName your servlet class name will be used ad unique identifier for your applicationProfile
|
|
* @return the applicationProfile profile
|
|
*/
|
|
private ApplicationProfile getProfileFromInfrastrucure(String portletClassName) {
|
|
ScopeBean scope = new ScopeBean(currScope);
|
|
_log.debug("Trying to fetch applicationProfile profile from the infrastructure for " + portletClassName + " scope: " + scope);
|
|
try {
|
|
ApplicationProfile toReturn = new ApplicationProfile();
|
|
Query q = new QueryBox("for $profile in collection('/db/Profiles/GenericResource')//Resource " +
|
|
"where $profile/Profile/SecondaryType/string() eq 'ApplicationProfile' and $profile/Profile/Body/AppId/string() " +
|
|
" eq '" + portletClassName + "'" +
|
|
"return $profile");
|
|
|
|
|
|
|
|
String currScope = ScopeProvider.instance.get();
|
|
ScopeBeanExt sbe = new ScopeBeanExt(this.currScope);
|
|
String scopeToQuery = sbe.getInfrastructureScope();
|
|
ScopeProvider.instance.set(scopeToQuery);
|
|
|
|
DiscoveryClient<String> client = client();
|
|
List<String> appProfile = client.submit(q);
|
|
|
|
if (appProfile == null || appProfile.size() == 0)
|
|
throw new ApplicationProfileNotFoundException("Your applicationProfile is not registered in the infrastructure");
|
|
else {
|
|
String elem = appProfile.get(0);
|
|
DocumentBuilder docBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
|
|
Node node = docBuilder.parse(new InputSource(new StringReader(elem))).getDocumentElement();
|
|
XPathHelper helper = new XPathHelper(node);
|
|
|
|
List<String> currValue = null;
|
|
currValue = helper.evaluate("/Resource/Profile/Name/text()");
|
|
if (currValue != null && currValue.size() > 0) {
|
|
toReturn.setName(currValue.get(0));
|
|
}
|
|
else throw new ApplicationProfileNotFoundException("Your applicationProfile NAME was not found in the profile");
|
|
|
|
currValue = helper.evaluate("/Resource/Profile/Description/text()");
|
|
if (currValue != null && currValue.size() > 0) {
|
|
toReturn.setDescription(currValue.get(0));
|
|
}
|
|
else _log.warn("No Description exists for " + toReturn.getName());
|
|
|
|
currValue = helper.evaluate("/Resource/Profile/Body/AppId/text()");
|
|
if (currValue != null && currValue.size() > 0) {
|
|
toReturn.setKey(currValue.get(0));
|
|
}
|
|
else throw new ApplicationProfileNotFoundException("Your applicationProfile ID n was not found in the profile, consider adding <AppId> element in <Body>");
|
|
|
|
currValue = helper.evaluate("/Resource/Profile/Body/ThumbnailURL/text()");
|
|
if (currValue != null && currValue.size() > 0) {
|
|
toReturn.setImageUrl(currValue.get(0));
|
|
}
|
|
else throw new ApplicationProfileNotFoundException("Your applicationProfile Image Url was not found in the profile, consider adding <ThumbnailURL> element in <Body>");
|
|
currValue = helper.evaluate("/Resource/Profile/Body/EndPoint/Scope/text()");
|
|
if (currValue != null && currValue.size() > 0) {
|
|
List<String> scopes = currValue;
|
|
boolean foundUrl = false;
|
|
for (int i = 0; i < scopes.size(); i++) {
|
|
if (currValue.get(i).trim().compareTo(scope.toString()) == 0) {
|
|
toReturn.setUrl(helper.evaluate("/Resource/Profile/Body/EndPoint/URL/text()").get(i));
|
|
toReturn.setScope(scope.toString());
|
|
foundUrl = true;
|
|
break;
|
|
}
|
|
}
|
|
if (! foundUrl)
|
|
throw new ApplicationProfileNotFoundException("Your applicationProfile URL was not found in the profile for Scope: " + scope.toString());
|
|
}
|
|
else throw new ApplicationProfileNotFoundException("Your applicationProfile EndPoint was not found in the profile, consider adding <EndPoint><Scope> element in <Body>");
|
|
_log.debug("Returning " + toReturn);
|
|
ScopeProvider.instance.set(currScope);
|
|
return toReturn;
|
|
}
|
|
|
|
} catch (Exception e) {
|
|
_log.error("Error while trying to fetch applicationProfile profile from the infrastructure");
|
|
e.printStackTrace();
|
|
return null;
|
|
}
|
|
|
|
}
|
|
|
|
private String extractGroupNameFromScope(String scope) throws IllegalArgumentException {
|
|
if (scope.indexOf('/') > -1) {
|
|
String[] splits = scope.split("/");
|
|
String groupName = splits[splits.length-1];
|
|
return groupName;
|
|
}
|
|
else {
|
|
throw new IllegalArgumentException("Scope " + scope + " is not a vaild scope, it should start with '/' ");
|
|
}
|
|
}
|
|
}
|