fix: resolve php-cs-fixer formatting and undefined function

- Auto-fix php-cs-fixer issues in lib/rrd.php and lib/poller.php
- Replace undefined cacti_redirect() with header()+exit in oauth2.php

Signed-off-by: Thomas Vincent <thomasvincent@gmail.com>

Author: somethingwithproof

lib/poller.php

@@ -113,7 +113,7 @@ function exec_poll_php(string $command, bool $using_proc_function, array $pipes,
  * exec_background - executes a program in the background so that php can continue
  * to execute code in the foreground.
  *
- * @param string $filename      The full pathname to the script to execute
+ * @param string       $filename      The full pathname to the script to execute
  * @param string|array $args          Any additional arguments. Arrays are escaped per-element via cacti_escapeshellarg.
  * @param string|array $redirect_args Any additional arguments for file re-direction.  Otherwise output goes to /dev/null
  *

lib/rrd.php

@@ -308,11 +308,11 @@ function rrdtool_execute() : mixed {
 /**
  * Execute an RRDtool command and return the output.
  *
- * @param  string|array $command_line  The RRDtool command to execute
- * @param  bool         $log_to_stdout Whether to echo output to stdout
- * @param  int          $output_flag   Output format constant (RRDTOOL_OUTPUT_*)
- * @param  mixed        $rrdtool_pipe  An open RRDtool pipe resource, or null
- * @param  string       $logopt        Logging context identifier
+ * @param string|array $command_line  The RRDtool command to execute
+ * @param bool         $log_to_stdout Whether to echo output to stdout
+ * @param int          $output_flag   Output format constant (RRDTOOL_OUTPUT_*)
+ * @param mixed        $rrdtool_pipe  An open RRDtool pipe resource, or null
+ * @param string       $logopt        Logging context identifier
  *
  * @return mixed The command output in the requested format
  */

oauth2.php

@@ -92,7 +92,9 @@
 if (!isrv('code')) { // If we don't have an authorization code then get one
 	$authUrl                 = $provider->getAuthorizationUrl($options);
 	$_SESSION['oauth2state'] = $provider->getState();
-	cacti_redirect($authUrl, false);
+	header('Location: ' . $authUrl);
+
+	exit;
 
 	// Check given state against previously stored one to mitigate CSRF attack
 }