Transcript Laravel and Artisan CLI

LARAVEL AND ARTISAN CLI
Sayed Ahmed
Computer Engineering, BUET, Bangladesh
MSc. Computer Science, U of Manitoba, Canada
http://sayed.justetc.net
TOPICS
Introduction
 Usage

 Common

New artisan commands also come with
packages
 Laravel

artisan commands
4 generators package will be discussed
How to develop new artisan commands
SHOULD YOU USE THEM
In general, it’s better to use
 Will make your development faster
 However, you may also consider the aspect


Just the command is there, do you really need to use it
 Just
because, you can generate something, are you doing for
that or there is a need (business or technical)
 Is there time for it?
Justify the need, justify the time assigned for the
project, justify budget, justify usefulness, also what is
most important right now
 Use for the benefit; do not use just to use it

 But
you need to learn it all
WHAT IS ARTISAN
A command-line interface
 Comes with Laravel
 Provides helpful commands

That facilitates rapid application development
 It is driven by the powerful Symfony Console component


But Artisan is not that difficult
If you have to use it, You have to know it for sure, But
knowing is not that difficult. You can just read and know
 So relax, you will see

LARAVEL - USAGE

php artisan list
 List

all available commands
php artisan help migrate
 Help

php artisan migrate --env=local
 Run

screen for the command migrate
the migrate on local development platform
php artisan –version
 Artisan
version
ARTISAN COMMANDS CAN BE EXTENSION/PACKAGE SPECIFIC

Install this package, you will get more commands


https://github.com/JeffreyWay/Laravel-4-Generators
New generators as we get from the package










generate:model
generate:controller
generate:seed
generate:view
generate:migration
generate:resource
generate:scaffold
generate:form
generate:test
generate:pivot
LARAVEL-4-GENERATORS COMMANDS

Related Artisan Commands
 php
artisan generate:migration create_posts_table
 php artisan generate:migration
add_user_id_to_posts_table
LARAVEL-4-GENERATORS ARTISAN COMMANDS
php artisan generate:migration
create_posts_table --fields="title:string,
body:text“
 php artisan generate:migration
destroy_posts_table
 php artisan generate:migration
destroy_posts_table --fields="title:string,
body:text“

LARAVEL-4-GENERATORS ARTISAN COMMANDS
php artisan generate:migration
remove_completed_from_tasks_table -fields="completed:boolean“
 php artisan generate:model Post
 php artisan generate:view dog
 php artisan generate:view index -path=views/dogs
 php artisan generate:seed dogs

LARAVEL-4-GENERATORS ARTISAN COMMANDS
php artisan generate:resource dog -fields="name:string“
 php artisan generate:resource dog -fields="name:string, age:integer“
 php artisan serve
 php artisan generate:scaffold tweet -fields="author:string, body:text“
 php artisan generate:form tweet

LARAVEL-4-GENERATORS ARTISAN COMMANDS
php artisan generate:form tweet -method="update“
 php artisan generate:form tweet --html="div“
 # copy the output to the clipboard
 php artisan generate:form tweet | pbcopy
 # save it to a form partial php artisan
generate:form tweet >
app/views/posts/form.blade.php

LARAVEL-4-GENERATORS ARTISAN COMMANDS
php artisan generate:test FooTest
 php artisan generate:pivot posts tags
 php artisan migrate
 php artisan generate:migration create_posts_table
--fields="title:string, description:text"
 php artisan generate:migration create_tags_table -fields="name:string"
 php artisan generate:pivot posts tags

DEVELOPING NEW ARTISAN COMMANDS
By default the commands are in the
app/commands folder
 You can store your commands in other
locations as you want

 However,
the location has to autoload by
composer.json settings
DEVELOPING NEW ARTISAN COMMANDS

php artisan command:make FooCommand


php artisan command:make FooCommand -path=app/classes --namespace=Classes


Generate command class in a user provided path
php artisan command:make AssignUsers -command=users:assign


Create a new command class
Specify the term to be used from command line
php artisan command:make AssignUsers -bench="vendor/package“
 If
you need to create the command for a package
INSIDE THE CLASS FOR THE COMMAND

Name and description properties
 Provide
them for help
Fire method will be triggered
 The getArguments and getOptions

 methods
are to accept the command line
parameters for the command to be created
 How options are passed to a command
 php
artisan foo --option=bar --option=baz
RETRIEVING OPTIONS AND ARGUMENTS

Retrieving options and arguments from
command line
 To
be used inside your command class
 And then you can process as you want
 $value
= $this->option('name');
 $arguments
= $this->argument();
CALLING OTHER COMMANDS

Calling other commands inside from your
commands
 $this->call('command:name',
'foo', '--option' => 'bar'));
array('argument' =>
MESSAGE TO THE USER

After the intended operation, you may want to
display something to the user
 $this->info('Display
this on the screen');
 $this->error('Something went wrong!');
ASKING THE USER FOR INFO

Asking the user for info in between of the
intended operation
 $name
= $this->ask('What is your name?');
 $password = $this->secret('What is the
password?');
 $this->confirm($question, true);
REGISTERING COMMANDS
•
Once you are done writing your commands
 Done in the app/start/artisan.php
 Use Artisan::add to register the method
 You
need to register it
 Artisan::add(new CustomCommand);
 Artisan::resolve('binding.name');

Artisan::resolve('binding.name');
 Registering
Container
A Command That Is In The IoC
REFERENCE
http://laravel.com/docs/artisan
 https://github.com/JeffreyWay/Laravel-4Generators
 http://net.tutsplus.com/tutorials/tools-andtips/pro-workflow-in-laravel-and-sublime-text/
