Difference between revisions of "OpenStack-SDK-PHP/MinimumVersion"

Revision as of 09:48, 25 February 2014

This document attempts to detail the current state of PHP versions working to find the minimum version of PHP the OpenStack SDK should support. This document is relevant as of February 2014.

PHP Version Usage

According to w3techs, PHP 5 has a 97.7% market share. The minor version usage breakdown as of February 2014 is:

Version	Usage	State
5.5	1.2%	Latest
5.4	13.1%	Stable
5.3	52.1%	EOL 7/2014
5.2	31.8%	EOL
5.1	1.7%	EOL
5.0	.7%	EOL

Data from w3techs.

Note: For those with Zend Server agreements there will be longer term PHP 5.3 support. Zend have pledged an additional 2 years support for 5.3 after its EOL (March 2013). They will no longer support 5.3 in ~12 months (March 2015).

Edit: According to Zend's current long term support page http://www.zend.com/en/support-center/support/php-long-term-support, Zend Server will have long term support for the following versions of PHP:

Version	Zend server support
5.2	Aug 2014
5.3	Feb 2017
5.4	Q3 2017 (est)
5.5	Q4 2018

PHP Version Shipped in Operating Systems and Toolkits

Apple

System Version	PHP Version
10.9	5.4
10.8	5.3

Ubuntu

System Version	PHP Version	System Support
14.04 LTS	5.5	Not yet released. Supported until spring 2019.
13.10	5.5	Supported until summer 2014
13.04	5.4	No longer supported
12.10	5.4	Supported until spring 2014
12.04 LTS	5.3	Supported until spring 2017
10.04 LTS	5.3	Supported until spring 2015

Ubuntu release information from wikipedia.

Debian

System Version	PHP Version	System Support
8	5.5	Not yet released.
7	5.4	TBA
6	5.3	Expected May 2014

CentOS

System Version	Full Updates	Maintenance Updates
6	Q2 2016	November 2020
5	January 2013	March 2017

You can install PHP 5.5 and 5.4 via yum.

Microsoft

The Microsoft Web Platform Installer contains PHP 5.2.17 and 5.3.5. This is for IIS 7 and the latest is IIS 8.5.
There are Windows installers with details on what to do for IIS and Apache on the PHP windows download site.
The IIS PHP site big install button is for PHP 5.3.
Microsoft suggests installing PHP from the Web PI which offers 5.3.
WAMP currently offers PHP 5.3 or 5.4.

Minimum PHP Version for Applications, Frameworks, and Libraries

Drupal

App Version	PHP Version	Status
8	5.4	In development. Release TBD (potentially 2014). Potentially supported for 6 years.
7	5.3	Stable. Supported until Drupal 9 comes out which is estimated at being 3 - 4 years.
6	4.4	EOL when Drupal 8 is released or shortly after.

Wordpress

As of Wordpress 3.2 it requires PHP 5.2.4 or higher.

Joomla

Joomla requires 5.2.4 at the very minimum, but strongly recommends 5.4. The new release will bump this up to 5.3 and there is talk of a 5.4 requirement in the near future.

Yii

Yii2 requires 5.4.

Laravel

Laravel 4.0 and 4.1 currently require PHP 5.3. Taylor Otwell, the lead developer, has announced that Laravel will be moving to 5.4 for the May 2014 release.

Zend Framework

ZF2 requires PHP 5.3.3 or newer. The latest development branch required 5.3.23. There is no ticket to move to a newer version of PHP.

ZF3 is in active development and will require 5.4 at the very minimum.

Apigility

Apigility is Zend's new flagship open-source project for creating APIs with PHP. It requires 5.4.

Symfony

Currently requires PHP 5.3.3 or newer.

Guzzle

Currently 5.3, but will be moving to 5.4 for the next version.

PHPUnit

Requires PHP 5.3.3 or newer.

PHPDoc