first take at default timezone option

compass/app/Http/Controllers/Controller.php

@@ -96,7 +96,7 @@ class Controller extends BaseController
       ],
       'range_from' => $request->input('from') ?: '',
       'range_to' => $request->input('to') ?: '',
-      'range_tz' => $request->input('tz') ?: 'America/Los_Angeles'
+      'range_tz' => $request->input('tz') ?: $db->timezone
     ]);
   }
 
@@ -188,6 +188,14 @@ class Controller extends BaseController
           'ping_urls' => $request->input('ping_urls'),
         ]);
 
+      return redirect('/settings/'.$db->name);
+    } else if($request->input('timezone')) {
+      DB::table('databases')->where('id', $db->id)
+	->update([
+	  'timezone' => $request->input('timezone'),
+          'metric' => $request->input('metric'),
+        ]);
+
       return redirect('/settings/'.$db->name);
     }
   }

compass/database/schema.sql

@@ -15,6 +15,8 @@ CREATE TABLE `databases` (
   `micropub_endpoint` varchar(255) NOT NULL,
   `micropub_token` varchar(1024) NOT NULL,
   `ping_urls` varchar(1024) NOT NULL,
+  `timezone` varchar(100) NOT NULL DEFAULT 'UTC',
+  `metric` boolean NOT NULL DEFAULT 1,
   PRIMARY KEY (`id`),
   KEY `read_token` (`read_token`),
   KEY `write_token` (`write_token`)

compass/resources/views/map.blade.php

@@ -35,7 +35,7 @@
   $days = array_fill(1,31,['#']);
   $start = new DateTime('2008-05-30T00:00:00-0800');
   $end = new DateTime();
-  $end->setTimeZone(new DateTimeZone('America/Los_Angeles'));
+  $end->setTimeZone(new DateTimeZone($database->timezone));
   $i = clone $start;
   while((int)$i->format('Y') <= (int)$end->format('Y') && (int)$i->format('M') <= (int)$end->format('M')) {
     ?>

compass/resources/views/settings.blade.php

@@ -60,6 +60,30 @@
 
   <br>
 
+  <h2>Settings</h2>
+
+  <p>Here you can pick a default timezone and system of measurement to display this database in.</p>
+
+  <div class="panel">
+    <form action="/settings/{{ $database->name }}" method="post" class="ui form">
+      <div class="field">
+        <label for="timezone">Timezone</label>
+        <input name="timezone" type="text" class="pure-input-1" value="{{ $database->timezone }}">
+      </div>
+
+      <div class="field">
+	<label for="metric">System</label>
+	<select name="metric" class="pure-input-1">
+	  <option value="0" {{ $database->metric ? '' : 'selected' }}>Imperial (miles)</option>
+          <option value="1" {{ $database->metric ? 'selected' : '' }}>Metric (kilometer)</option>
+        </select>
+      </div>
+
+      <button type="submit" class="ui button primary">Save</button>
+    </form>
+  </div>
+  <br>
+
   <h2>Realtime Micropub Export</h2>
 
   <p>Enter a Micropub endpoint and token below and any trips that are written to this database will be sent to the endpoint as well.</p>