Add config for KEEP_GYM_HISTORY

Author: j16sdiz

config/default.php

@@ -238,3 +238,4 @@
 //-----------------------------------------------------
 
 $fork = "default";                                                  // default/asner/sloppy
+$alternateKeepGymHistory = false;                                   // alternate - KEEP_GYM_HISTORY is on 

config/example.config.php

@@ -228,6 +228,7 @@
 
 $map = "monocle";                                                   // monocle/rm
 $fork = "default";                                                  // default/asner/sloppy/alternate
+$alternateKeepGymHistory = false;                                   // alternate - KEEP_GYM_HISTORY is on 
 
 $db = new Medoo([// required
     'database_type' => 'mysql',                                     // mysql/mariadb/pgsql/sybase/oracle/mssql/sqlite

lib/Monocle_Alternate.php

@@ -214,7 +214,7 @@ public function get_gyms($swLat, $swLng, $neLat, $neLng, $tstamp = 0, $oSwLat =
 
     public function query_gyms($conds, $params)
     {
-        global $db;
+        global $db, $alternateKeepGymHistory;
 
         $query = "SELECT
         f.external_id AS gym_id,
@@ -236,10 +236,15 @@ public function query_gyms($conds, $params)
         r.move_1 AS raid_pokemon_move_1,
         r.move_2 AS raid_pokemon_move_2
         FROM forts f
-        LEFT JOIN fort_sightings fs ON (fs.fort_id = f.id AND fs.last_modified = (SELECT MAX(last_modified) FROM fort_sightings fs2 WHERE fs2.fort_id=f.id))
+        LEFT JOIN fort_sightings fs ON (fs.fort_id = f.id AND :fort_condition)
         LEFT JOIN raids r ON (r.fort_id = f.id AND r.time_end >= :time)
         WHERE :conditions";
 
+        if ($alternateKeepGymHistory) {
+            $query = str_replace(":fort_condition", "fs.last_modified = (SELECT MAX(last_modified) FROM fort_sightings fs2 WHERE fs2.fort_id=f.id)", $query);
+        } else {
+            $query = str_replace(":fort_condition", "1=1", $query);
+        }
         $query = str_replace(":time", time(), $query);
         $query = str_replace(":conditions", join(" AND ", $conds), $query);
         $gyms = $db->query($query, $params)->fetchAll(\PDO::FETCH_ASSOC);