Ph.P SOCIETY Philosophy in Programming Society
PHP in the Enterprise
Ph.P SOCIETY
Michael Cheng President / Founder, Founder, Philosophy in Programming Society
[email protected] (Zend Certified Engineer)
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What is PHP? •
PHP is a scripting language designed for producing producing dynamic web pages.
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It has evolved to include a command line interface capability and can be used in standalone graphical applications.
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PHP is a widely-used general-purpose general-purpose scripting language that is especially suited for web development and can be embedded into HTML.
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It generally runs on a web server. Current Version: ersion: 5.2.8 - www.php.net Source: Wikipedia - http://en.wikipedia.org/wiki/Php
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History • • • •
PHP started in 1995: Rasmus Lerdorf 1997: Zeev Suraski Sur aski and Andi Gutmans began a complete rewrite of PHP to make the language more powerful. PHP has come of age. Maturity in the language's syntax & features features - perfect balance of ease of use and performance.
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Building Blocks of WWW
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Easy to Learn & Code =
Its Free to Use! Ph.P SOCIETY
Its Ever Everywher ywhere! e!
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The Thinking Man
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Start Thinking... Ph.P SOCIETY
Iron Iron Thinking Thinking
Be Iron Man?
Or Sit Pretty? Ph.P SOCIETY
Let’s Start with a Smile.
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One of the Greatest Minds
E=MC
2
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Some of the Possibilities...
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Time Time To Move Up... Up...
Let’s Build Skyscrapers
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Benefits • • • •
Easy to pick-up. Syntax close to C. Motto: “Get Stuff Done Now”. Simplici Simplicity ty & Versatil ersatility ity.. Interpreted Interpreted not compiled.
• Just upload and its done! • • •
Support rapid & agile development. Ubiquity of web servers that supports PHP. Lower TCO T CO.. Ph.P SOCIETY
Syntax
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SOAP Client try { $client = new SoapClient(’http://api.google.com/GoogleSearch.wsdl SoapClient(’http://api.google.com/GoogleSearch.wsdl’); ’); $results = $client->doGoogleSearch($key, $query, 0, 10, FALSE, ’’, FALSE, ’’, ’’, ’’); foreach ($results->resultElements as $result) { echo ’
URL) . ’">’; echo htmlentities($result->title, ENT_COMPAT, ’UTF-8’); echo ’’; } } catch (SoapFault $e) { echo $e->getMessage(); }
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10 Point Plan: PHP in the Enterprise How to successful roll-out PHP in your company.
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10-Point Plan The Tea eam m • The • Requirements • Architecture • Tools • Foundation
• Design Patterns • Testing • Optimization • Deployment • Operations Ph.P SOCIETY
1. The Team • •
Get a team together. Build up knowledge on PHP.
• • •
OOP in PHP. Extensions available.
Consider PHP Certification to fast-track your learning process.
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2. Requirements •
Gather requirements.
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What does the customer want? What will visitors want? What does the customer really really need?
Functional design. Application flow diagrams Wire frames.
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3. Archit Architec ectu ture re • •
Don’t be so eager to jump into coding. Data modeling.
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Class diagrams. Collaboration diagram. Use cases.
High Level Architectures
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Design Patterns SOA SOA Ph.P SOCIETY
4. Tools • •
The right tools help you get productive fast. Development Developm ent Tools: ools :
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Eclipse PDT / PHPClipse Komodo Zend Studio
Full IDE or Text Editor? Edit or?
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Debugging / Profiling Syntax checking Cross Referencing / Navigation Ph.P SOCIETY
4. Tools •
Version Control
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Subversion CVS
Documenta Documentation tion Tools Tools
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PHP Documentor (http://phpdoc.org) PHPXRef (http://phpxref.sourceforge.net (http://phpxref.sourceforge.net )
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5. Foundation •
Good foundation will help in making your code more maintainable and scalable.
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SOP & Best Practices Use a framework
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Zend Framework (http://framework.zend.com) CakePHP (http://cakephp.org) Symfony (http://www.symfony-project.org (http://www.symfony-project.org)) Code Ignitor (http://codeigniter.com (http://codeigniter.com/) /)
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6. Design Design Patterns Patterns • •
Best practice way of solving a particular problem. Patterns:
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Model-View-Controller Factory Singleton Registry Decorator
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7. Testing •
Various types of testing:
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Developer testing Functional testing Environment testing Performance testing Usability testing
Soluti Sol ution: on: Unit Unit Tes ests ts
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Automated testing after each change Prevents regressions Ph.P SOCIETY
7. Testing •
Testing for PHP P HP applications: appl ications:
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PHPUnit http://www.phpunit.de/ http://www.phpunit.de/ SimpleTest http://www.lastcraft.com/simple_test.php
Continuous Integration:
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CruiseControl http://cruisecontrol.sourceforge.net / phpUnderControl http://www.phpundercontrol.org http://www.phpundercontrol.org//
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8. Optimization •
Accelerators for PHP:
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APC http://pecl.php.net/package/APC eAccelerator http://eaccelerator.net/ http://eaccelerator.net/ Zend Platform http://www.zend.com/products/ zend_platform
PHP Caching solutions:
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Zend_Cache http://framework.zend.com Zend Platform http://www.zend.com/products/ zend_platform Memcached http://danga.com/memcached/ http://danga.com/memcached/
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9. Deployment •
Lifecycle:
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Develop Test Deploy to acceptance test environment Deploy to production server
Use Subversion or Capistrano Remember the database
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9. Deployment •
Basic server installation.
Linux
Windows
Apache
IIS
Database
PHP Ph.P SOCIETY
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10. Operations •
Monitoring Performance
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Debugging
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Logs
A ‘root cause’ & analysis tool Context Capture
Change management:
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Ticket system Stick to your deployment - use the DRP DON'T DON'T TOUCH THE LIVE ENVIR ENVI RONMENT ONMENT.. Ph.P SOCIETY
10-Point Plan The Tea Team m • The • Design Patterns • Requirements • Testing • Architecture • Optimization • Tools • Deployment • Foundation • Operations Ph.P SOCIETY
There’s More... •
Planning
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Development methodology (Waterfall / Agile) Software Development Life Cycle (SDLC)
Coding best practices Security Implementation Good luck!
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About Michael • • • •
Web development business for 10+ years. Currently running a small web development & consulting business. Started Singapore PHP User Group in 2006 Regular monthly meetups since November 2007 (average turn out of 50 members); 480+ members to date.
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History •
2nd Facebook Developer Garage at Microsoft Singapore Auditorium (5 March 2008).
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History •
BarCamp II - Maps & Mobile Unconference (21 May 2008).
Wed, 21 May 2008 NUS Extension, Park Mall
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The Philosophy in Programming Society • •
Registered as Ph.P Society in July 2008. Endorsed By:
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Upcoming Events • • •
PHP Meetup (26 Feb - Oracle Singapore) Zend-PHP Certification Course (7 March) March) Enrichment Workshops (March 2009)
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Workshops • • • • •
Intro to PHP CMSs
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Visit http://www.php.org.sg for more details.
PHP Frameworks: Frameworks: A Primer Drupal, WordPress, Joomla Extensions Development Web 2.0 Mastery Foundation Course Building Rich Internet Apps: Javascript Frameworks Fra meworks
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Michael Cheng
[email protected]
http://www.php.com.sg http://www.php.org.sg http://facebook.php.org.sg
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