Show nearby tickets

Nearby tickets are within a bounding box of 0.0002 latitude

I think this is roughly 10 meters radius

Updates #376

crm/blocks/html/locations/locationInfo.inc

@@ -61,6 +61,7 @@ if ($this->location || ($this->ticket->getLatitude() && $this->ticket->getLongit
 
         $t = $this->ticket ? 1 : 0;
 
+        // Other tickets at this location
         if ($tickets) {
             $block = new Block('tickets/ticketList.inc', [
                 'ticketList'    => $tickets,
@@ -71,6 +72,17 @@ if ($this->location || ($this->ticket->getLatitude() && $this->ticket->getLongit
             if ($this->ticket) { $block->filterTicket = $this->ticket; }
             echo $block->render('html', $this->template);
         }
+
+        // Other nearby tickets
+        if ($this->ticket->getLatitude() && $this->ticket->getLongitude()) {
+            $bbox    = TicketTable::nearbyBoundingBox($this->ticket->getLatitude(), $this->ticket->getLongitude());
+            $tickets = $table->find(['bbox'=>implode(',', $bbox)]);
+
+            $block->ticketList = $tickets;
+            $block->title      = 'Nearby tickets';
+            $block->fields     = ['status', 'enteredDate', 'location'];
+            echo $block->render('html', $this->template);
+        }
     echo "
 	</section>
 	";

crm/src/Application/Models/TicketTable.php

@@ -160,4 +160,17 @@ public static function isValidSearch($request)
 		)) ? true : false;
 	}
 
+	/**
+	 * Prepares a bounding box for finding nearby tickets
+	 * @see self::find()
+	 */
+	public static function nearbyBoundingBox(float $lat, float $lon): array
+	{
+        return [
+            $lat - 0.0001,
+            $lon - 0.0001,
+            $lat + 0.0001,
+            $lon + 0.0001
+        ];
+	}
 }