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Outside The Bubble
A WordCamp talk by Tom J Nowell
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Who Am I?
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Defining The Bubble
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What's Happening Inside?
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What Happened Outside?
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PHP 5.3, 5.4, & 5.5
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Massive Performance Increases
PHP 5.3 significantly faster than 5.2
PHP 5.4 up to 2x as fast in some benchmarks
No code changes required
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PSR-0 PSR-1 and PSR-2
Standards for PHP code:
● Standard code style
● Standard auto loaders & class conventions
● Standard logger interfaces
● Amongst others..
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Namespaces
Lambdas
Closures
Traits
Generators
Queues DoubleLinkedLists Heaps Stacks etc
and more
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Namespaces
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Lambdas & Closures
// Lambdas
add_action( 'the_content', function( $content ){
return $content.'Final Note';
});
// Closures
$note = 'Final Note';
add_action( 'the_content', function($content) use($note) {
return $content.$note;
});
// anonymous functions
$func = function( $content ) { return $content.'the end';
};
add_action( 'the_content', $func );
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Traits
Requires PHP 5.4
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Speaking of Singletons...
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Generators
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Queues, Stacks, Sets,
PriorityQueues, Heaps & other SPL
containers
Special containers with performance and
memory advantages over standard arrays
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MySQL Removed
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Replaced by PDO, MySQLi & ORMs
e.g. Doctrine, Idiorm etc
WordPress hasn't moved to support these and
breaks in PHP 5.5
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QA Tools
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PHPLOC
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PHP CodeSniffer
Prevent common semantic errors, and highlight
coding standards violations
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PHP Mess Detector
Takes a given PHP source code base and look
for several potential problems within that
source. These problems can be things like:
● Possible bugs
● Suboptimal code
● Overcomplicated expressions
● Unused parameters, methods, properties
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SCheck & Facebook PHP tools
● Catch common mistakes such as:
function add_hash( $color ) {
return '#'.$colour;
}
addhash(); // missing '_'
● Generate databases describing your code structure for analysis
● View codebases in visual tools with Google Maps style panning and zoom,
and search for functions and objects
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phantm
Static analyser to check type in PHP code
amongst other things
$dict = array();
$dict['en'] = array();
$dict['en']['fr'] = 'Bonjour';
$dict['en']['de'] = 'Hallo';
$dist['en']['it'] = 'Ciao';
$dict['en']['sp'] = 'Hola';
:7 Notice: Type mismatch: expected: Array[...], found: Top
$dist['en']['it'] = 'Ciao';
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Invasion of the MVC Frameworks
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Zend Framework
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Goutte
A web client/scraping library
require_once '/path/to/goutte.phar';
use Goutte\Client;
$client = new Client();
$crawler = $client->request(
'GET',
'http://www.symfony-project.org/'
);
$link = $crawler->selectLink('Plugins')->link();
$crawler = $client->click($link);
$nodes = $crawler->filter('.error_list');
if ($nodes->count()){
die(sprintf("Authentication error: %s\n", $nodes->text()));
}
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Underscore.php
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Assetic
Asset management on steroids
● Handles all assets,
js/css/images/less/sass/etc
● Generic filter system for
compilation/compression/URL handling
amongst other things
● Handles Caching & filesystem searches
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Klein
Superfast URL Router Library
respond('GET', '/hello-world', function () {
return 'Hello World!';
});
$klein->dispatch();
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Dispatch
A PHP 5.3 Micro framework
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Twig
Super fast templating engine
My Webpage
-
{% for item in navigation %}
- {{ item.caption }} {% endfor %}
My Webpage
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Places To Find Out More
PHPNW
October, Manchester
PHPUK
February, London
PHPNE
April, Newcastle