[Dashboard] Fixes errors on clean install where variables have no numbers on the dashboard counts

application/models/Logbook_model.php

@@ -1323,6 +1323,7 @@ class Logbook_model extends CI_Model {
       $CI->load->model('logbooks_model');
       $logbooks_locations_array = $CI->logbooks_model->list_logbook_relationships($this->session->userdata('active_station_logbook'));
 
+      if(!empty($logbooks_locations_array)) {
         $this->db->select('count(COL_QSL_SENT) AS count');
         $this->db->where_in('station_id', $logbooks_locations_array);
         $this->db->where('COL_QSL_SENT =', 'Y');
@@ -1336,6 +1337,9 @@ class Logbook_model extends CI_Model {
         } else {
             return $row->count;
         }
+      } else {
+        return 0;
+      }
     }
 
     /* Return total number of QSL Cards requested for printing - that means "requested" or "queued" */
@@ -1344,6 +1348,7 @@ class Logbook_model extends CI_Model {
       $CI->load->model('logbooks_model');
       $logbooks_locations_array = $CI->logbooks_model->list_logbook_relationships($this->session->userdata('active_station_logbook'));
 
+      if(!empty($logbooks_locations_array)) {
         $this->db->select('count(COL_QSL_SENT) AS count');
         $this->db->where_in('station_id', $logbooks_locations_array);
         $this->db->where_in('COL_QSL_SENT', array('Q', 'R'));
@@ -1357,6 +1362,9 @@ class Logbook_model extends CI_Model {
         } else {
             return $row->count;
         }
+      } else {
+        return 0;
+      }
     }
 
     /* Return total number of QSL Cards received */
@@ -1365,6 +1373,7 @@ class Logbook_model extends CI_Model {
       $CI->load->model('logbooks_model');
       $logbooks_locations_array = $CI->logbooks_model->list_logbook_relationships($this->session->userdata('active_station_logbook'));
 
+      if(!empty($logbooks_locations_array)) {
         $this->db->select('count(COL_QSL_RCVD) AS count');
         $this->db->where_in('station_id', $logbooks_locations_array);
         $this->db->where('COL_QSL_RCVD =', 'Y');
@@ -1378,6 +1387,9 @@ class Logbook_model extends CI_Model {
         } else {
             return $row->count;
         }
+      } else {
+        return 0;
+      }
     }
 
     /* Return total number of countries worked */
@@ -1386,6 +1398,7 @@ class Logbook_model extends CI_Model {
         $CI->load->model('logbooks_model');
         $logbooks_locations_array = $CI->logbooks_model->list_logbook_relationships($this->session->userdata('active_station_logbook'));
 
+        if(!empty($logbooks_locations_array)) {
           $this->db->select('DISTINCT (COL_COUNTRY)');
           $this->db->where_in('station_id', $logbooks_locations_array);
           $this->db->where('COL_COUNTRY !=', 'Invalid');
@@ -1393,6 +1406,9 @@ class Logbook_model extends CI_Model {
           $query = $this->db->get($this->config->item('table_name'));
   
           return $query->num_rows();
+        } else {
+          return 0;
+        }
     }
 
     /* Return total number of countries worked */
@@ -1401,6 +1417,7 @@ class Logbook_model extends CI_Model {
         $CI->load->model('logbooks_model');
         $logbooks_locations_array = $CI->logbooks_model->list_logbook_relationships($this->session->userdata('active_station_logbook'));
 
+        if(!empty($logbooks_locations_array)) {
           $this->db->select('DISTINCT ('.$this->config->item('table_name').'.COL_COUNTRY)');
           $this->db->join('dxcc_entities', 'dxcc_entities.adif = '.$this->config->item('table_name').'.col_dxcc');
           $this->db->where_in($this->config->item('table_name').'.station_id', $logbooks_locations_array);
@@ -1409,6 +1426,9 @@ class Logbook_model extends CI_Model {
           $query = $this->db->get($this->config->item('table_name'));
 
           return $query->num_rows();
+        } else {
+          return 0;
+        }
     }
 
     /* Return total number of countries confirmed with paper QSL */
@@ -1417,6 +1437,7 @@ class Logbook_model extends CI_Model {
       $CI->load->model('logbooks_model');
       $logbooks_locations_array = $CI->logbooks_model->list_logbook_relationships($this->session->userdata('active_station_logbook'));
 
+      if(!empty($logbooks_locations_array)) {
         $this->db->select('DISTINCT (COL_COUNTRY)');
         $this->db->where_in('station_id', $logbooks_locations_array);
         $this->db->where('COL_COUNTRY !=', 'Invalid');
@@ -1425,6 +1446,9 @@ class Logbook_model extends CI_Model {
         $query = $this->db->get($this->config->item('table_name'));
 
         return $query->num_rows();
+      } else {
+        return 0;
+      }
     }
 
     /* Return total number of countries confirmed with eQSL */
@@ -1433,6 +1457,7 @@ class Logbook_model extends CI_Model {
       $CI->load->model('logbooks_model');
       $logbooks_locations_array = $CI->logbooks_model->list_logbook_relationships($this->session->userdata('active_station_logbook'));
 
+      if(!empty($logbooks_locations_array)) {
         $this->db->select('DISTINCT (COL_COUNTRY)');
         $this->db->where_in('station_id', $logbooks_locations_array);
         $this->db->where('COL_COUNTRY !=', 'Invalid');
@@ -1441,6 +1466,9 @@ class Logbook_model extends CI_Model {
         $query = $this->db->get($this->config->item('table_name'));
 
         return $query->num_rows();
+      } else {
+        return 0;
+      }
     }
 
     /* Return total number of countries confirmed with LoTW */
@@ -1449,6 +1477,7 @@ class Logbook_model extends CI_Model {
       $CI->load->model('logbooks_model');
       $logbooks_locations_array = $CI->logbooks_model->list_logbook_relationships($this->session->userdata('active_station_logbook'));
 
+      if(!empty($logbooks_locations_array)) {
         $this->db->select('DISTINCT (COL_COUNTRY)');
         $this->db->where_in('station_id', $logbooks_locations_array);
         $this->db->where('COL_COUNTRY !=', 'Invalid');
@@ -1457,6 +1486,9 @@ class Logbook_model extends CI_Model {
         $query = $this->db->get($this->config->item('table_name'));
 
         return $query->num_rows();
+      } else {
+        return 0;
+      }
     }
 
   function api_search_query($query) {