Fixup by review and add more details in readme file.

README.rst

@@ -5,7 +5,28 @@ immobiliare/sentry-php
  :target: http:https://travis-ci.org/getsentry/sentry-php
 
 
-This project is a fork of official PHP SDK v1.7.0 for `Sentry <https://getsentry.com/>`_ to work even with php5.2.
+This project is a fork of official `PHP SDK v1.7.0 <https://github.com/getsentry/sentry-php>`_ for `Sentry <https://getsentry.com/>`_ to work even with php5.2.
+
+Installation
+------------
+
+There are various ways to install the PHP integration for Sentry. The
+recommended way is to use `Composer <http:https://getcomposer.org/>`__::
+
+ $ composer require "immobiliare/sentry-php"
+
+Alternatively you can manually install it:
+
+1. Download and extract the latest `sentry-php
+ <https://github.com/immobiliare/sentry-php/archive/master.zip>`__ archive
+ to your PHP project.
+2. Require the autoloader in your application:
+
+ .. sourcecode:: php
+
+ require_once '/path/to/Raven/library/Raven/Autoloader.php';
+ Raven_Autoloader::register();
+
 
 .. code-block:: php
 

examples/vanilla/index.php

@@ -10,7 +10,7 @@
 function setupSentry()
 {
  $sentryClient = new Raven_Client(SENTRY_DSN);
- $__DIR__ = version_compare(PHP_VERSION, '5.3.0', '>=') ? __DIR__ : dirname(__FILE__);
+ $__DIR__ = dirname(__FILE__);
 
  $sentryClient->setAppPath($__DIR__)
  ->setRelease(Raven_Client::VERSION)

test/Raven/Tests/ClientTest.php

@@ -2233,7 +2233,7 @@ public function testClose_curl_resource()
 
 class Helper_Php52
 {
- public static $__DIR__ = null;
+ private static $__DIR__ = null;
 
  public static function getDir()
  {