Fix some warnings

Author: aminin

phalcon-1.3/public/index.php

@@ -30,4 +30,4 @@
     echo $e->getMessage();
 }
 
-require $_SERVER['DOCUMENT_ROOT'].'/php-framework-benchmark/libs/output_data.php';
+require __DIR__ . '/../../libs/output_data.php';

phalcon-2.0/public/index.php

@@ -30,4 +30,4 @@
     echo $e->getMessage();
 }
 
-require $_SERVER['DOCUMENT_ROOT'].'/php-framework-benchmark/libs/output_data.php';
+require __DIR__ . '/../../libs/output_data.php';

slim-3.0/index.php

@@ -5,9 +5,16 @@
 $app = new \Slim\App();
 
 $app->get('/hello/index', function ($request, $response, $args) {
-    return $response->write('Hello World!');
+    return $response->write('Hello World!' . str_repeat('+', 22));
 });
 
+ob_start();
 $app->run();
+$output = ob_get_clean();
 
-require $_SERVER['DOCUMENT_ROOT'].'/php-framework-benchmark/libs/output_data.php';
+ob_start();
+// Doesn't work due to Content-Length header
+require __DIR__ . '/../libs/output_data.php';
+$benchmarkData = ob_get_clean();
+
+echo str_replace('+', ' ', str_replace(str_repeat('+', min(22, strlen($benchmarkData))), $benchmarkData, $output));

symfony-3.4/web/app.php

@@ -29,4 +29,4 @@
 $response->send();
 $kernel->terminate($request, $response);
 
-require $_SERVER['DOCUMENT_ROOT'].'/php-framework-benchmark/libs/output_data.php';
+require __DIR__ . '/../../libs/output_data.php';