more optimizations

docs/stats.php

@@ -14,7 +14,8 @@
 
 		$pr = array();
 		$fcount = array();
-	
+		$frs = array();	
+
 		foreach ($result as $usern) {
 			$fn = $usern['username'];
 
@@ -24,15 +25,18 @@
 			$stmt->execute([$fn,$fn]);
 
 			$fcount[$fn] = count($stmt->fetchAll(PDO::FETCH_DEFAULT));
+			
+			$stmt = $db->prepare("SELECT * FROM main.follow WHERE username = ?");
+			$stmt->execute([$fn]);
+
+			$frs[$fn] = $stmt->fetchAll(PDO::FETCH_DEFAULT);
 		}	
 
-		for ($i = 0; $i < 50; $i++) { 
+		for ($i = 0; $i < 20; $i++) { 
 			foreach ($result as $usern) {
 				$theuser = $usern['username'];
-				$stmt = $db->prepare("SELECT * FROM main.follow WHERE username = ?");
-				$stmt->execute([$theuser]);
 			
-				$followers = $stmt->fetchAll(PDO::FETCH_DEFAULT);
+				$followers = $frs[$theuser];
 						
 				foreach ($followers as $follown) {
 					$fn = $follown['target'];
@@ -45,7 +49,7 @@
 				}
 			}
 
-			$dist = 1 - ($i / 50);
+			$dist = 1 - ($i / 20);
 			$dist = pow($dist,0.3);
 
 			$new_sum = array_sum($pr);