added okapi notification on updates of cache location and npa s

htdocs/doc/sql/modification-dates.txt

@@ -49,7 +49,9 @@ meta_last_modified
 	Is updated if any data changes which is output by OKAPI's geocache method but
 	not part of the cache listing itself. This currently applies to geokrets in
 	the cache (gk_item_waypoint table) and to log and recommendation statistics
-	(stat_caches table). Things like caches.wp_gc_maintained may be added.
+	(stat_caches table), and to the Cronjob-generated information in cache_location
+	and cache_npa_areas tables. Things like caches.wp_gc_maintained may be added.
+
 	Updating this field triggers an update of okapi_syncbase. We don't update
 	okapi_syncbase directly, as it may be missing because OKAPI is not installed.
 

htdocs/doc/sql/stored-proc/maintain-current.inc.php

@@ -876,6 +876,9 @@
 						   OLD.`latitude`!=NEW.`latitude` THEN
 							SET NEW.`need_npa_recalc`=1;
 						END IF;
+						IF OLD.`need_npa_recalc` AND NOT NEW.`need_npa_recalc` THEN
+							SET NEW.`meta_last_modified` = NOW();
+						END IF;
 
 						IF OLD.`status`=5 AND NEW.`status`<>5 THEN
 							SET NEW.`date_created`=NOW();
@@ -1048,6 +1051,7 @@
 				FOR EACH ROW 
 					BEGIN 
 						SET NEW.`last_modified`=NOW();
+						UPDATE `caches` SET `meta_last_modified`=NOW() WHERE `caches`.`cache_id`=NEW.`cache_id`;
 					END;");
 
 	sql_dropTrigger('cacheLocationBeforeUpdate');
@@ -1055,6 +1059,14 @@
 				FOR EACH ROW 
 					BEGIN 
 						SET NEW.`last_modified`=NOW();
+						UPDATE `caches` SET `meta_last_modified`=NOW() WHERE `caches`.`cache_id`=NEW.`cache_id`;
+					END;");
+
+	sql_dropTrigger('cacheLocationAfterDelete');
+	sql("CREATE TRIGGER `cacheLocationAfterDelete` AFTER DELETE ON `cache_location`
+				FOR EACH ROW
+					BEGIN
+						UPDATE `caches` SET `meta_last_modified`=NOW() WHERE `caches`.`cache_id`=OLD.`cache_id`;
 					END;");
 
 	sql_dropTrigger('cacheLogsBeforeInsert');