wiki mimetype selection. We can add text/plain as soon as we add code to purify and render it specifically.

install/update.php

@@ -1,6 +1,6 @@
 <?php
 
-define( 'UPDATE_VERSION' , 1194 );
+define( 'UPDATE_VERSION' , 1195 );
 
 /**
  *
@@ -2992,3 +2992,19 @@ function update_r1193() {
 		return UPDATE_SUCCESS;
 	return UPDATE_FAILED;
 }
+
+
+function update_r1194() {
+	$r = q("select id, resource_id from item where resource_type = 'nwiki'"); 
+	if($r) {
+		foreach($r as $rv) {
+			$mimetype = get_iconfig($rv['id'],'wiki','mimeType');
+			q("update item set mimetype = '%s' where resource_type = 'nwikipage' and resource_id = '%s'",
+				dbesc($mimetype),
+				dbesc($rv['resource_id'])
+			);
+		}
+	}
+
+	return UPDATE_SUCCESS;
+}