Merge pull request 'Small fixes to improve memory performance, temporary code deletion and small typo in img file location.' (#7) from development into main

Reviewed-on: #7

includes/common_webrings.inc.php

@@ -19,6 +19,8 @@ function getFile(array $source){
 
         curl_close($curl);
     }
+    
+    unset($selected_source,$curl);
     return $file;
 }
 
@@ -29,6 +31,7 @@ function extractString(string $string,string $start_pattern, string $end_pattern
 
     $extracted_string = substr($string, $start_pos, $end_pos - $start_pos);
 
+    unset($start_pos,$end_pos);
     return $extracted_string;
 }
 
@@ -36,5 +39,7 @@ function extractString(string $string,string $start_pattern, string $end_pattern
 function scrapeWebsiteSites(array $source,string $start_pattern, string $end_pattern) {
     $script = getFile($source);
     $websites = extractString($script,$start_pattern,$end_pattern);
+
+    unset($script);
     return $websites;
 }

includes/transfemwebring_contr.inc.php

@@ -51,6 +51,8 @@ function primarySplit(string $array) {
 
     $i++;
   }
+
+  unset($array,$start_pos,$end_pos,$item_len,$array);
   return $return_array;
 }
 
@@ -87,6 +89,8 @@ function secondarySplit(string $sub_array) {
 
     $sub_array = substr($sub_array,$sub_sub_array_len);
   }
+
+  unset($sub_array, $value, $value_len, $value_start_pos, $value_end_pos, $key, $key_len, $key_start_pos, $key_end_pos, $keyhasQuotes, $sub_sub_array_len);
   return $return_sub_array;
 }
 
@@ -96,6 +100,7 @@ for ($i = 0; $i < sizeof($transfemring_sites); $i++) {
   $depured_transfemring_sites[$i] = secondarySplit($transfemring_sites[$i]);
 }
 $transfemring_sites = $depured_transfemring_sites;
+unset($depured_transfemring_sites);
 
 for ($i = 1; $i < count($transfemring_sites); $i++){
   if ($transfemring_sites[$i]['id'] == $TRANSFEMRING_ID) {

includes/transingtheinternet_contr.inc.php

@@ -52,8 +52,6 @@ function transingSplit(string $array) {
       $array = substr($array,0,-1);
     }
 
-    $temp = strpos($array,'/',1);
-
     if (strpos($array,'/',1) > 1 or strpos($array,'/',1) == FALSE) {
       $commented=FALSE;
       } else {
@@ -88,6 +86,7 @@ function transingSplit(string $array) {
     $i++;
   }
 
+  unset($array, $commented, $start_pos, $end_pos, $item_len);
   return $return_array;
 }