fix: Add a check to see if a file was already loaded

Sources/ManageMaintenance.php

@@ -2109,10 +2109,11 @@ function get_integration_hooks_data($start, $per_page, $sort, $filtered_hooks, $
 	foreach ($filtered_hooks as $hook => $functions)
 		foreach ($functions as $rawFunc)
 		{
-			$hookParsedData = parse_integration_hook($hook, $rawFunc);
+			$hookParsedData = parse_integration_hook($hook, $rawFunc, $function_list);
 
 			// Handle hooks pointing outside the sources directory.
 			$absPath_clean =  rtrim($hookParsedData['absPath'], '!');
+
 			if ($absPath_clean != '' && !isset($files[$absPath_clean]) && file_exists($absPath_clean))
 				$function_list += get_defined_functions_in_file($absPath_clean);
 
@@ -2167,9 +2168,10 @@ function get_integration_hooks()
  *
  * @param string $hook
  * @param string $rawData A string as it was saved to the DB.
+ * @param array $functionList A list of functions found on previously parsed files
  * @return array everything found in the string itself
  */
-function parse_integration_hook(string $hook, string $rawData)
+function parse_integration_hook(string $hook, string $rawData, array $functionList)
 {
 	global $boarddir, $settings, $sourcedir;
 
@@ -2227,6 +2229,18 @@ function parse_integration_hook(string $hook, string $rawData)
 	else
 		$hookData['call'] = $hookData['pureFunc'] = $modFunc;
 
+	$hookData['call'] = ltrim($hookData['call'], '\\');
+
+	// One last chance, perhaps the file was included in another way
+	if ($hookData['absPath'] === '' && isset($functionList[$hookData['call']]))
+	{
+		$hookData['absPath'] = strtr(strtr(trim($functionList[$hookData['call']]), [
+			'$boarddir' => $boarddir,
+			'$sourcedir' => $sourcedir,
+			'$themedir' => $settings['theme_dir'] ?? ''
+		]), '\\', '/');
+	}
+
 	return $hookData;
 }