Getting Started-with-Laravel
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Getting Started-with-Laravel

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Laravel is a PHP MVC based framework. It is as easy as codeigniter, yet provides powerful tools needed for large robust application.It is built on top of symphony components and is inspired by many ...

Laravel is a PHP MVC based framework. It is as easy as codeigniter, yet provides powerful tools needed for large robust application.It is built on top of symphony components and is inspired by many other frameworks including RoR, Asp .net, Sinatra.This session focuses on the basics things needed to start building application on it.

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    Getting Started-with-Laravel Getting Started-with-Laravel Presentation Transcript

    • 1 Getting started with Laravel Presenter : Nikhil Agrawal Mindfire Solutions Date: 22nd April, 2014
    • 2 Zend PHP 5.3 Certified OCA-1z0-870 - MySQL 5 Certified DELF-A1-French Certified Skills: Laravel, cakePHP, Codeigniter, Mysql, Jquery, HTML, css About me Presenter: Nikhil Agrawal, Mindfire Solutions Connect Me: https://www.facebook.com/nkhl.agrawal http://in.linkedin.com/pub/nikhil-agrawal/33/318/21b/ https://twitter.com/NikhilAgrawal44 Contact Me: Email: nikhila@mindfiresolutions.com, nikhil_agrawal@live.com Skype: mfsi_nikhila
    • 3 Content ✔ Introduction ✔ Features ✔ Setup ✔ Artisan CLI ✔ Routing ✔ Controller, Model, View (MVC) ✔ Installing packages ✔ Migration ✔ Error & Logging ✔ References & QA Presenter: Nikhil Agrawal, Mindfire Solutions
    • 4 Introduction ✔ Started by Taylor Otwell (a c# developer). ✔ PHP V>= 5.3 based MVC framework. ✔ Hugely inspired by other web framework including frameworks in other language such as ROR, ASP.NET and Sinatra ✔ Composer-based ✔ Has a command line interface called as Artisan ✔ Current stable version available is 4.1 Presenter: Nikhil Agrawal, Mindfire Solutions
    • 5 Features out-of-the-box ✔ Flexible routing ✔ Powerful ActiveRecord ORM ✔ Migration and seeding ✔ Queue driver ✔ Cache driver ✔ Command-Line Utility (Artisan) ✔ Blade Template ✔ Authentication driver ✔ Pagination, Mail drivers, unit testing and many more Presenter: Nikhil Agrawal, Mindfire Solutions
    • 6 Setup ✔ Install Composer curl -sS https://getcomposer.org/installer | php ✔ It is a dependency manager ✔ What problem it solves? ✔ composer.json, composer.lock files ✔ Install laravel / create-project. ✔ Folder structure ✔ Request lifecycle ✔ Configuration Presenter: Nikhil Agrawal, Mindfire Solutions
    • 7 Artisan ✔ Artisan is a command-line interface tool to speed up development process ✔ Commands ✔ List all commands : php artisan list ✔ View help for a commands : php artisan help migrate ✔ Start PHP server : php artisan serve ✔ Interact with app : php artisan tinker ✔ View routes : php artisan routes ✔ And many more... Presenter: Nikhil Agrawal, Mindfire Solutions
    • 8 Routing ✔ Basic Get/Post route ✔ Route with parameter & https ✔ Route to controller action Route::get('/test', function() { return 'Hello' }) Route::get('/test/{id}', array('https', function() { return 'Hello' })); Route::get('/test/{id}', array( 'uses' => 'UsersController@login', 'as' => 'login' ) ) Presenter: Nikhil Agrawal, Mindfire Solutions
    • 9 Routing cont.. ✔ Route group and prefixes ✔ Route Model binding ✔ Url of route: ✔ $url = route('routeName', $param); ✔ $url = action('ControllerName@method', $param) Route::group(array('before' => 'auth|admin', 'prefix' => 'admin'), function (){ //Different routes }) Binding a parameter to model Route::model('user_id', 'User'); Route::get('user/profile/{user_id}', function(User $user){ return $user->firstname . ' ' . $user->lastname }) Presenter: Nikhil Agrawal, Mindfire Solutions
    • 10 Controller ✔ Extends BaseController, which can be used to write logic common througout application ✔ RESTful controller ✔ Defining route Route::controller('users', 'UserController'); ✔ Methods name is prefixed with get/post HTTP verbs ✔ Resource controller ✔ Creating using artisan ✔ Register in routes ✔ Start using it Presenter: Nikhil Agrawal, Mindfire Solutions
    • 11 Model ✔ Model are used to interact with database. ✔ Each model corresponds to a table in db. ✔ Two different ways to write queries 1. Using Query Builder 2. Using Eloquent ORM Presenter: Nikhil Agrawal, Mindfire Solutions
    • 12 Query Builder (Model) ✔ SELECT ✔ $users = DB::table('users')->get(); ✔ INSERT ✔ $id = DB::table('user') ->insertGetId(array('email' =>'nikhila@mindfire.com', 'password' => 'mindfire')); ✔ UPDATE ✔ DB::table('users') ->where('active', '=', 0) ->update(array('active' => 1)); ✔ DELETE ✔ DB::table('users') ->delete(); Presenter: Nikhil Agrawal, Mindfire Solutions
    • 13 Eloquent ORM (Model) ✔ Defining a Eloquent model ✔ Class User Extends Eloquent { } ✔ Try to keep the table name plural and the respective model as singular (e.g users / User) ✔ SELECT ✔ $user = User::find(1) //Using Primary key ✔ $user = User::findorfail(1) //Throws ModelNotFoundException if no data is found ✔ $user = Menu::where('group', '=', 'admin')->remember(10)->get(); //Caches Query for 10 minutes ✔ INSERT ✔ $user_obj = new User(); $user_obj->name = 'nikhil'; $user_obj->save(); ✔ $user = User::create(array('name' => 'nikhil'));
    • 14 Query Scope (Eloquent ORM) ✔ Allow re-use of logic in model. Presenter: Nikhil Agrawal, Mindfire Solutions
    • 15 Many others Eloquent features.. ✔ Defining Relationships ✔ Soft deleting ✔ Mass Assignment ✔ Model events ✔ Model observer ✔ Eager loading ✔ Accessors & Mutators
    • 16 View (Blade Template) Presenter: Nikhil Agrawal, Mindfire Solutions
    • 17 Loops View Composer ✔ View composers are callbacks or class methods that are called when a view is rendered. ✔ If you have data that you want bound to a given view each time that view is rendered throughout your application, a view composer can organize that code into a single location View::composer('displayTags', function($view) { $view->with('tags', Tag::all()); }); Presenter: Nikhil Agrawal, Mindfire Solutions
    • 18 Installing packages ✔ Installing a new package: ✔ composer require <packageName> (Press Enter) ✔ Give version information ✔ Using composer.json/composer.lock files ✔ composer install ✔ Some useful packages ✔ Sentry 2 for ACL implementation ✔ bllim/datatables for Datatables ✔ Way/Generators for speedup development process ✔ barryvdh/laravel-debugbar ✔ Check packagist.org for more list of packages Presenter: Nikhil Agrawal, Mindfire Solutions
    • 19 Migration Developer A ✔ Generate migration class ✔ Run migration up ✔ Commits file Developer B ✔ Pull changes from scm ✔ Run migration up 1. Install migration ✔ php artisan migrate install 2. Create migration using ✔ php artisan migrate:make name 3. Run migration ✔ php artisan migrate 4. Refresh, Reset, Rollback migration Presenter: Nikhil Agrawal, Mindfire Solutions Steps
    • 20 Error & Logging ✔ Enable/Disable debug error in app/config/app.php ✔ Configure error log in app/start/global.php ✔ Use Daily based log file or on single log file ✔ Handle 404 Error App::missing(function($exception){ return Response::view('errors.missing'); }); ✔ Handling fatal error App::fatal(function($exception){ return "Fatal Error"; }); ✔ Generate HTTP exception using App:abort(403); ✔ Logging error ✔ Log::warning('Somehting is going wrong'); //Info,error
    • 21 References ● http://laravel.com/docs (Official Documentation) ● https://getcomposer.org/doc/00-intro.md (composer) ● https://laracasts.com/ (Video tutorials) ● http://cheats.jesse-obrien.ca/ (Cheat Sheet) ● http://taylorotwell.com/ Presenter: Nikhil Agrawal, Mindfire Solutions
    • 22 Questions ?? Presenter: Nikhil Agrawal, Mindfire Solutions
    • 23 A Big Thank you ! Presenter: Nikhil Agrawal, Mindfire Solutions
    • 24 Connect Us @ www.mindfiresolutions.com https://www.facebook.com/MindfireSolutions http://www.linkedin.com/company/mindfire- solutions http://twitter.com/mindfires