SAK-26565 Develop new API to help with the integration of SignUp tool…

… and additional calendar (Google)

git-svn-id: https://source.sakaiproject.org/svn/calendar/trunk@310469 66ffb92e-73f9-0310-93c1-f5514f145a0a

calendar/calendar-api/api/src/java/org/sakaiproject/calendar/api/Calendar.java

@@ -264,6 +264,14 @@ public CalendarEventEdit mergeEvent(Element el)
 	 * @return The Collection (Group) of groups defined for the context of this channel that the end user has remove event permissions in, empty if none.
 	 */
 	Collection getGroupsAllowRemoveEvent( boolean own );
+
+	/**
+	 * Checks if user has permission to modify any event (or fields) in this calendar
+	 * @param function
+	 * @return
+	 */
+	public boolean canModifyAnyEvent(String function);
+
 
 }	// Calendar
 

calendar/calendar-impl/impl/src/java/org/sakaiproject/calendar/impl/BaseCalendarService.java

@@ -29,6 +29,7 @@
 import net.fortuna.ical4j.model.component.VEvent;
 import net.fortuna.ical4j.model.parameter.Value;
 import net.fortuna.ical4j.model.property.*;
+
 import org.apache.avalon.framework.logger.ConsoleLogger;
 import org.apache.commons.lang.StringUtils;
 import org.apache.commons.logging.Log;
@@ -88,6 +89,7 @@
 import javax.xml.transform.dom.DOMSource;
 import javax.xml.transform.sax.SAXResult;
 import javax.xml.transform.stream.StreamSource;
+
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
@@ -3475,6 +3477,16 @@ public void startElement(String uri, String localName, String qName, Attributes
 			};
 		}
 
+		/**
+		 * Checks if user has permission to modify any event (or fields) in this calendar
+		 * @param function
+		 * @return
+		 */
+		@Override
+		public boolean canModifyAnyEvent(String function) {
+			return AUTH_MODIFY_CALENDAR_ANY.equals(function);		
+		}
+
 	} // class BaseCalendar
 
 

calendar/calendar-impl/impl/src/java/org/sakaiproject/calendar/impl/BaseExternalCalendarSubscriptionService.java

@@ -1113,6 +1113,16 @@ protected List<CalendarEvent> filterEvents(List<CalendarEvent> events,
 			return filtered;
 
 		}
+
+		/**
+		 * Checks if user has permission to modify any event (or fields) in this calendar
+		 * @param function
+		 * @return
+		 */
+		@Override
+		public boolean canModifyAnyEvent(String function){
+			return CalendarService.AUTH_MODIFY_CALENDAR_ANY.equals(function);
+		}
 	}
 
 	public class ExternalCalendarEvent implements CalendarEvent