feat(eas): Allow EAS Search operation in all parts of a message

ActiveSync/SOGoActiveSyncDispatcher.m

@@ -3093,7 +3093,7 @@ void handle_eas_terminate(int signum)
   andElement = [(id)[theDocumentElement getElementsByTagName: @"And"] lastObject];
   if (andElement)
     {
-      EOQualifier *subjectQualifier, *senderQualifier, *fetchQualifier, *notDeleted, *greaterThanQualifier, *orQualifier;
+      EOQualifier *subjectQualifier, *senderQualifier, *fetchQualifier, *notDeleted, *greaterThanQualifier, *searchQualifier;
       NSString *query;
       id o;
 
@@ -3115,12 +3115,16 @@ void handle_eas_terminate(int signum)
 	}
 
       notDeleted = [EOQualifier qualifierWithQualifierFormat: @"(not (flags = %@))", @"deleted"];
-      subjectQualifier = [EOQualifier qualifierWithQualifierFormat: [NSString stringWithFormat: @"(%@ doesContain: '%@')", @"subject", query]];
-      senderQualifier = [EOQualifier qualifierWithQualifierFormat: [NSString stringWithFormat: @"(%@ doesContain: '%@')", @"from", query]];
 
-      orQualifier = [[EOOrQualifier alloc] initWithQualifiers: subjectQualifier, senderQualifier, nil];
+      if ([[SOGoSystemDefaults sharedSystemDefaults] easSearchInBody]) {
+         searchQualifier = [EOQualifier qualifierWithQualifierFormat: [NSString stringWithFormat: @"(%@ doesContain: '%@')", @"text", query]];
+      } else {
+         subjectQualifier = [EOQualifier qualifierWithQualifierFormat: [NSString stringWithFormat: @"(%@ doesContain: '%@')", @"subject", query]];
+         senderQualifier = [EOQualifier qualifierWithQualifierFormat: [NSString stringWithFormat: @"(%@ doesContain: '%@')", @"from", query]];
+         searchQualifier = [[EOOrQualifier alloc] initWithQualifiers: subjectQualifier, senderQualifier, nil];
+      }
 
-      fetchQualifier = [[EOAndQualifier alloc] initWithQualifiers: notDeleted, orQualifier, greaterThanQualifier, nil];
+      fetchQualifier = [[EOAndQualifier alloc] initWithQualifiers: notDeleted, searchQualifier, greaterThanQualifier, nil];
 
       return [fetchQualifier autorelease];
     }

Documentation/SOGoInstallationGuide.asciidoc

@@ -2855,6 +2855,11 @@ Defaults to `NO`, which means no logging is performed.
 for EAS Search operations in the GAL.
 
 If not set, it defaults to `102400` bytes, or 100 KB.
+
+|S |SOGoEASSearchInBody
+|Parameter used to enable EAS Search operation in all parts of a message.
+
+Defaults to `NO`, which means to search only in Subject- and From-header.
 |=======================================================================
 
 Please be aware of the following limitations:

SoObjects/SOGo/SOGoSystemDefaults.h

@@ -112,6 +112,7 @@
 - (int) maximumSyncWindowSize;
 - (int) maximumSyncResponseSize;
 - (int) maximumPictureSize;
+- (BOOL) easSearchInBody;
 
 @end
 

SoObjects/SOGo/SOGoSystemDefaults.m

@@ -730,6 +730,11 @@ _injectConfigurationFromFile (NSMutableDictionary *defaultsDict,
   return v;
 }
 
+- (BOOL) easSearchInBody
+{
+  return [self boolForKey: @"SOGoEASSearchInBody"];
+}
+
 //
 // See https://msdn.microsoft.com/en-us/library/gg672032(v=exchg.80).aspx
 //