Add update function for empty distances

application/controllers/Update.php

@@ -251,6 +251,11 @@ class Update extends CI_Controller {
 		$this->logbook_model->check_missing_continent();
 	}
 
+	public function update_distances() {
+		$this->load->model('logbook_model');
+		$this->logbook_model->update_distances();
+	}
+
 	public function check_missing_grid($all = false){
 	    $this->load->model('logbook_model');
         $this->logbook_model->check_missing_grid_id($all);

application/models/Logbook_model.php

@@ -3618,6 +3618,36 @@ class Logbook_model extends CI_Model {
         print("$count updated\n");
     }
 
+    public function update_distances(){
+        $this->db->select("COL_PRIMARY_KEY, COL_GRIDSQUARE, station_gridsquare");
+        $this->db->join('station_profile', 'station_profile.station_id = '.$this->config->item('table_name').'.station_id');
+        $this->db->where("COL_DISTANCE is NULL");
+        $this->db->where("COL_GRIDSQUARE is NOT NULL");
+        $this->db->where("COL_GRIDSQUARE != ''");
+        $this->db->trans_start();
+        $query = $this->db->get($this->config->item('table_name'));
+
+        $count = 0;
+        if ($query->num_rows() > 0){
+           print("Affected QSOs: ".$this->db->affected_rows()." <br />");
+           $this->load->library('Qra');
+           foreach ($query->result() as $row) {
+              $distance = $this->qra->distance($row->station_gridsquare, $row->COL_GRIDSQUARE, 'K');
+              $data = array(
+                 'COL_DISTANCE' => $distance,
+              );
+
+              $this->db->where(array('COL_PRIMARY_KEY' => $row->COL_PRIMARY_KEY));
+              $this->db->update($this->config->item('table_name'), $data);
+              $count++;
+           }
+           print("QSOs updated: ".$count);
+        } else {
+           print "No QSOs affected.";
+        }
+        $this->db->trans_complete();
+    }
+
     public function check_for_station_id() {
       $this->db->where('station_id =', NULL);
       $query = $this->db->get($this->config->item('table_name'));

application/views/update/index.php

@@ -3,9 +3,19 @@
 
 	<div class="card">
 		<div class="card-header">
-    		DXCC Lookup Data
+			<ul style="font-size: 15px;" class="nav nav-tabs card-header-tabs pull-right"  id="myTab" role="tablist">
+				<li class="nav-item">
+					<a class="nav-link active" id="dxcc-tab" data-toggle="tab" href="#dxcc" role="tab" aria-controls="update" aria-selected="true">DXCC Lookup Data</a>
+				</li>
+
+				<li class="nav-item">
+					<a class="nav-link" id="distance-tab" data-toggle="tab" href="#distance" role="tab" aria-controls="update" aria-selected="false">Distance Data</a>
+				</li>
+			</ul>
 		</div>
 		<div class="card-body">
+			<div class="tab-content" id="myTabContent">
+				<div class="tab-pane fade show active" id="dxcc" role="tabpanel" aria-labelledby="dxcc-tab">
 					<p class="card-text">Here you can update the DXCC lookup data that is used for displaying callsign information.</p>
 					<p class="card-text">This data is provided by <a href="https://clublog.org/">Clublog</a>.</p>
 
@@ -42,6 +52,12 @@
 						</style>
 					<?php } ?>
 				</div>
+				<div class="tab-pane fade" id="distance" role="tabpanel" aria-labelledby="distance-tab">
+					<p class="card-text">Here you can update QSOs with missing distance information.</p>
+					<p><a class="btn btn-primary" href="<?php echo site_url('update/update_distances');?>">Update distance data</a></p>
+				</div>
+			</div>
+		</div>
 	</div>
 </div>