[LOTW] LoTW user lookup switched from importing CSV to database to PHP reading it directly reducing MySQL load

application/controllers/Logbook.php

@@ -67,11 +67,32 @@ class Logbook extends CI_Controller {
 		$this->load->model('user_model');
 		if(!$this->user_model->authorize($this->config->item('auth_mode'))) { return; }
 
-		$this->load->model('lotw_user');
-		 
-		$lotw_member = $this->lotw_user->check($callsign);
+		// Check if callsign is an LOTW User
+			$lotw_member = "";
+			$lotw_file_name = "./updates/lotw_users.csv";
+
+			if (file_exists($lotw_file_name)) {
+				$f = fopen($lotw_file_name, "r");
+		        $result = false;
+		        while ($row = fgetcsv($f)) {
+		            if ($row[0] == strtoupper($callsign)) {
+		                $result = $row[0];
+		                $lotw_member = "active";
+		                break;
+		            }
+		        }
+
+		        if($lotw_member != "active") {
+		        	$lotw_member = "not found";
+		        }
+		        fclose($f);
+			} else {
+			    $lotw_member = "not found";
+			}
 
 
+
+		// Check Database for all other data
 		$this->load->model('logbook_model');
 
 		$return = [

application/controllers/Lotw.php

@@ -819,42 +819,41 @@ class Lotw extends CI_Controller {
 	}
 
 	/*
-		Load the ARRL LOTW User Activity CSV into LOTW User Table for cross checking when logging
-	*/
-	function load_users() {
-		set_time_limit(0);
-		$this->load->model('lotw_user');
+		Load the ARRL LOTW User Activity CSV and saves into uploads/lotw_users.csv
+	*/ 
+	public function load_users() {
+		$contents = file_get_contents('https://lotw.arrl.org/lotw-user-activity.csv', true);
 
-		$this->lotw_user->empty_table();
+        if($contents === FALSE) { 
+            echo "something went wrong";
+        } else {
+            $file = './updates/lotw_users.csv';
 
-		$row = 1;
-		if (($handle = fopen("https://lotw.arrl.org/lotw-user-activity.csv", "r")) !== FALSE) {
-		    while (($data = fgetcsv($handle, 1000, ",")) !== FALSE) {
-		        $num = count($data);
-		        $row++;
-
-		        if(isset($data[2])) {
-		        	$callsign = $data[0];
-		        	$upload_date = $data[1]." ".$data[2];
-		        	$this->lotw_user->add_lotwuser($callsign, $upload_date);
-		    	}
-
-		    }
-		    fclose($handle);
-		}
+            if(!is_file($file)){        // Some simple example content.
+                file_put_contents($file, $contents);     // Save our content to the file.
+            }
 
+            echo "LoTW User Data Saved.";
+        }
 	}
 
 	/*
 		Check if callsign is an active LOTW user and return whether its true or not
 	*/
 	function lotw_usercheck($callsign) {
-		$this->load->model('lotw_user');
- 
-
-		$lotw_user_result = $this->lotw_user->check($callsign);
-
-
+		$f = fopen('./updates/lotw_users.csv', "r");
+        $result = false;
+        while ($row = fgetcsv($f)) {
+            if ($row[0] == strtoupper($callsign)) {
+                $result = $row[0];
+                echo "Found";
+                break;
+            } else {
+            	echo "Not Found"
+            	break;
+            }
+        }
+        fclose($f);
 	}
 
 	function signlog($sign_key, $string) {

application/controllers/Update.php

@@ -256,5 +256,39 @@ class Update extends CI_Controller {
         }
     }
 
+    public function download_lotw_users() {
+
+
+
+        $contents = file_get_contents('https://lotw.arrl.org/lotw-user-activity.csv', true);
+
+        if($contents === FALSE) { 
+            echo "something went wrong";
+        } else {
+            $file = './updates/lotw_users.csv';
+
+            if(!is_file($file)){        // Some simple example content.
+                file_put_contents($file, $contents);     // Save our content to the file.
+            }
+
+            echo "LoTW User Data Saved.";
+        }
+
+    }
+
+    public function lotw_check() {
+        $f = fopen('./updates/lotw_users.csv', "r");
+        $result = false;
+        while ($row = fgetcsv($f)) {
+            if ($row[0] == '2M0SQL/MM') {
+                $result = $row[0];
+                echo "found";
+                break;
+            }
+        }
+        fclose($f);
+    }
+
+
 }
 ?>