Laravel cheatsheet

Cheatsheet for Laravel, the open source PHP framework.
From http://cheats.jesse-obrien.ca

php artisan --help OR -h
php artisan --quiet OR -q
php artisan --version OR -V
php artisan --no-interaction OR -n
php artisan --ansi
php artisan --no-ansi
php artisan --env
// -v|vv|vvv Increase the verbosity of messages: 1 for normal output, 2 for more verbose output and 3 for debug
php artisan --verbose
php artisan changes
php artisan clear-compiled
php artisan down
php artisan dump-autoload
php artisan env
php artisan help
php artisan list
php artisan migrate
php artisan optimize
php artisan routes
php artisan serve
php artisan tinker
php artisan up
php artisan workbench
php artisan asset:publish [--bench[="vendor/package"]] [--path[="..."]] [package]
php artisan auth:reminders
php artisan cache:clear
php artisan command:make name [--command[="..."]] [--path[="..."]] [--namespace[="..."]]
php artisan config:publish
php artisan controller:make [--bench="vendor/package"]
php artisan db:seed [--class[="..."]] [--database[="..."]]
php artisan key:generate
php artisan migrate [--bench="vendor/package"] [--database[="..."]] [--path[="..."]] [--package[="..."]] [--pretend] [--seed]
php artisan migrate:install [--database[="..."]]
php artisan migrate:make name [--bench="vendor/package"] [--create] [--package[="..."]] [--path[="..."]] [--table[="..."]]
php artisan migrate:refresh [--database[="..."]] [--seed]
php artisan migrate:reset [--database[="..."]] [--pretend]
php artisan migrate:rollback [--database[="..."]] [--pretend]
php artisan queue:listen [--queue[="..."]] [--delay[="..."]] [--memory[="..."]] [--timeout[="..."]] [connection]
php artisan queue:subscribe [--type[="..."]] queue url
php artisan queue:work [--queue[="..."]] [--delay[="..."]] [--memory[="..."]] [--sleep] [connection]
php artisan session:table
php artisan view:publish [--path[="..."]] package
composer create-project laravel/laravel folder_name
composer install
composer update
composer dump-autoload [--optimize]
composer self-update
Route::get('foo', function(){});
Route::get('foo', 'ControllerName@function');
Route::controller('foo', 'FooController');
Triggering Errors
App::abort(404);
App::missing(function($exception){});
throw new NotFoundHttpException;
Route Parameters
Route::get('foo/{bar}', function($bar){});
Route::get('foo/{bar?}', function($bar = 'bar'){});
HTTP Verbs
Route::any('foo', function(){});
Route::post('foo', function(){});
Route::put('foo', function(){});
Route::patch('foo', function(){});
Route::delete('foo', function(){});
// RESTful actions
Route::resource('foo', 'FooController');
Secure Routes
Route::get('foo', array('https', function(){}));
Route Constraints
Route::get('foo/{bar}', function($bar){})
->where('bar', '[0-9]+');
Route::get('foo/{bar}/{baz}', function($bar, $baz){})
->where(array('bar' => '[0-9]+', 'baz' => '[A-Za-z]'))
// Declare an auth filter
Route::filter('auth', function(){});
// Register a class as a filter
Route::filter('foo', 'FooFilter');
// Routes in this group are guarded by the 'auth' filter
Route::get('foo', array('before' => 'auth', function(){}));
Route::group(array('before' => 'auth'), function(){});
// Pattern filter
Route::when('foo/*', 'foo');
// HTTP verb pattern
Route::when('foo/*', 'foo', array('post'));
Route::currentRouteName();
Route::get('foo/bar', array('as' => 'foobar', function(){}));
// This route group will carry the prefix 'foo'
Route::group(array('prefix' => 'foo'), function(){})
// {sub} will be passed to the closure
Route::group(array('domain' => '{sub}.example.com'), function(){});
URL::full();
URL::current();
URL::previous();
URL::to('foo/bar', $parameters, $secure);
URL::action('FooController@method', $parameters, $absolute);
URL::route('foo', $parameters, $absolute);
URL::secure('foo/bar', $parameters);
URL::asset('css/foo.css', $secure);
URL::secureAsset('css/foo.css');
URL::isValidUrl('http://example.com');
URL::getRequest();
URL::setRequest($request);
URL::getGenerator();
URL::setGenerator($generator);
Event::fire('foo.bar', array($bar));
Event::listen('foo.bar', function($bar){});
Event::listen('foo.*', function($bar){});
Event::listen('foo.bar', 'FooHandler', 10);
Event::listen('foo.bar', 'BarHandler', 5);
Event::listen('foor.bar', function($event){ return false; });
Event::queue('foo', array($bar));
Event::flusher('foo', function($bar){});
Event::flush('foo');
Event::subscribe(new FooEventHandler);
$results = DB::select('select * from users where id = ?', array('value'));
DB::insert('insert into users (id, name) values (?, ?)', array(1, 'Dayle'));
DB::update('update users set votes = 100 where name = ?', array('John'));
DB::delete('delete from users');
DB::statement('drop table users');
DB::listen(function($sql, $bindings, $time){ code_here() });
DB::transaction(function(){ code_here() });
Model::create(array('key' => 'value'));
Model::destroy(1);
Model::all();
Model::find(1);
// Trigger an exception
Model::findOrFail(1);
Model::where('foo', '=', 'bar')->get();
Model::where('foo', '=', 'bar')->first();
// Exception
Model::where('foo', '=', 'bar')->firstOrFail();
Model::where('foo', '=', 'bar')->count();
Model::where('foo', '=', 'bar')->delete();
Model::whereRaw('foo = bar and cars = 2', array(20))->get();
Model::on('connection-name')->find(1);
Model::with('relation')->get();
Model::all()->take(10);
Model::all()->skip(10);

Soft Delete

Model::withTrashed()->where('cars', 2)->get();
Model::withTrashed()->where('cars', 2)->restore();
Model::where('cars', 2)->forceDelete();
Model::onlyTrashed()->where('cars', 2)->get();

Events

Model::creating(function($model){});
Model::created(function($model){});
Model::updating(function($model){});
Model::updated(function($model){});
Model::saving(function($model){});
Model::saved(function($model){});
Model::deleting(function($model){});
Model::deleted(function($model){});
Model::observe(new FooObserver);
Mail::send('email.view', $data, function($message){});
Mail::send(array('html.view', 'text.view'), $data, $callback);
Mail::queue('email.view', $data, function($message){});
Mail::queueOn('queue-name', 'email.view', $data, $callback);
Mail::later(5, 'email.view', $data, function($message){});
// Write all email to logs instead of sending
Mail::pretend();
Queue::push('SendMail', array('message' => $message));
Queue::push('SendEmail@send', array('message' => $message));
Queue::push(function($job) use $id {});
php artisan queue:listen
php artisan queue:listen connection
php artisan queue:listen --timeout=60
php artisan queue:work
App::setLocale('en');
Lang::get('messages.welcome');
Lang::get('messages.welcome', array('foo' => 'Bar'));
Lang::has('messages.welcome');
Lang::choice('messages.apples', 10);
File::exists('path');
File::get('path');
File::getRemote('path');
File::getRequire('path');
File::requireOnce('path');
File::put('path', 'contents');
File::append('path', 'data');
File::delete('path');
File::move('path', 'target');
File::copy('path', 'target');
File::extension('path');
File::type('path');
File::size('path');
File::lastModified('path');
File::isDirectory('directory');
File::isWritable('path');
File::isFile('file');
// Find path names matching a given pattern.
File::glob($patterns, $flag);
// Get an array of all files in a directory.
File::files('directory');
// Get all of the files from the given directory (recursive).
File::allFiles('directory');
// Get all of the directories within a given directory.
File::directories('directory');
File::makeDirectory('path', $mode = 0777, $recursive = false);
File::copyDirectory('directory', 'destination', $options = null);
File::deleteDirectory('directory', $preserve = false);
File::cleanDirectory('directory');
Input::get('key');
// Default if the key is missing
Input::get('key', 'default');
Input::has('key');
Input::all();
// Only retrieve 'foo' and 'bar' when getting input
Input::only('foo', 'bar');
// Disregard 'foo' when getting input
Input::except('foo');
Session Input (flash)
// Flash input to the session
Input::flash();
Input::flashOnly('foo', 'bar');
Input::flashExcept('foo', 'baz');
Input::old('key','default_value');

Files

// Use a file that's been uploaded
Input::file('filename');
// Determine if a file was uploaded
Input::hasFile('filename');
// Access file properties
Input::file('name')->getRealPath();
Input::file('name')->getClientOriginalName();
Input::file('name')->getSize();
Input::file('name')->getMimeType();
// Move an uploaded file
Input::file('name')->move($destinationPath);
// Move an uploaded file
Input::file('name')->move($destinationPath, $fileName);
Cache::put('key', 'value', $minutes);
Cache::add('key', 'value', $minutes);
Cache::forever('key', 'value');
Cache::remember('key', $minutes, function(){ return 'value' });
Cache::rememberForever('key', function(){ return 'value' });
Cache::forget('key');
Cache::has('key');
Cache::get('key');
Cache::get('key', 'default');
Cache::get('key', function(){ return 'default'; });
Cache::increment('key');
Cache::increment('key', $amount);
Cache::decrement('key');
Cache::decrement('key', $amount);
Cache::section('group')->put('key', $value);
Cache::section('group')->get('key');
Cache::section('group')->flush();
Cookie::get('key');
// Create a cookie that lasts for ever
Cookie::forever('key', 'value');
// Send a cookie with a response
$response = Response::make('Hello World');
$response->withCookie(Cookie::make('name', 'value', $minutes));
Session::get('key');
Session::get('key', 'default');
Session::get('key', function(){ return 'default'; });
Session::put('key', 'value');
Session::all();
Session::has('key');
Session::forget('key');
Session::flush();
Session::regenerate();
Session::flash('key', 'value');
Session::reflash();
Session::keep(array('key1', 'key2'));
Requests
Request::path();
Request::is('foo/*');
Request::url();
Request::segment(1);
Request::header('Content-Type');
Request::server('PATH_INFO');
Request::ajax();
Request::secure();
Responses
return Response::make($contents);
return Response::make($contents, 200);
return Response::json(array('key' => 'value'));
return Response::json(array('key' => 'value'))
->setCallback(Input::get('callback'));
return Response::download($filepath);
return Response::download($filepath, $filename, $headers);
// Create a response and modify a header value
$response = Response::make($contents, 200);
$response->header('Content-Type', 'application/json');
return $response;
// Attach a cookie to a response
return Response::make($content)
->withCookie(Cookie::make('key', 'value'));
return Redirect::to('foo/bar');
return Redirect::to('foo/bar')->with('key', 'value');
return Redirect::to('foo/bar')->withInput(Input::get());
return Redirect::to('foo/bar')->withInput(Input::except('password'));
return Redirect::to('foo/bar')->withErrors($validator);
return Redirect::back();
return Redirect::route('foobar');
return Redirect::route('foobar', array('value'));
return Redirect::route('foobar', array('key' => 'value'));
return Redirect::action('FooController@index');
return Redirect::action('FooController@baz', array('value'));
return Redirect::action('FooController@baz', array('key' => 'value'));
// If intended redirect is not defined, defaults to foo/bar.
return Redirect::intended('foo/bar');
<h2>IoC</h2>
App::bind('foo', function($app){ return new Foo; });
App::make('foo');
// If this class exists, it's returned
App::make('FooBar');
App::singleton('foo', function(){ return new Foo; });
App::instance('foo', new Foo);
App::bind('FooRepositoryInterface', 'BarRepository');
App::register('FooServiceProvider');
// Listen for object resolution
App::resolving(function($object){});

Passwords

Hash::make('secretpassword');
Hash::check('secretpassword', $hashedPassword);
Hash::needsRehash($hashedPassword);

Auth

// Check if the user is logged in
Auth::check();
Auth::user();
Auth::attempt(array('email' => $email, 'password' => $password));
// Remember user login
Auth::attempt($credentials, true);
// Log in for a single request
Auth::once($credentials);
Auth::login(User::find(1));
Auth::loginUsingId(1);
Auth::logout();
Auth::validate($credentials);
Auth::basic('username');
Auth::onceBasic();
Password::remind($credentials, function($message, $user){});

Encryption

Crypt::encrypt('secretstring');
Crypt::decrypt($encryptedString);
Crypt::setMode('ctr');
Crypt::setCipher($cipher);
Validator::make(
array('key' => 'Foo'),
array('key' => 'required|in:Foo')
);
Validator::extend('foo', function($attribute, $value, $params){});
Validator::extend('foo', 'FooValidator@validate');
Validator::resolver(function($translator, $data, $rules, $msgs)
{
return new FooValidator($translator, $data, $rules, $msgs);
});

Validation Rules

accepted
active_url
after:YYYY-MM-DD
before:YYYY-MM-DD
alpha
alpha_dash
alpha_num
between:1,10
confirmed
date
date_format:YYYY-MM-DD
different:fieldname
email
exists:table,column
image
in:foo,bar,baz
not_in:foo,bar,baz
integer
numeric
ip
max:value
min:value
mimes:jpeg,png
regex:[0-9]
required
required_if:field,value
required_with:foo,bar,baz
required_without:foo,bar,baz
same:field
size:value
unique:table,column,except,idColumn
url
View::make('path/to/view');
View::make('foo/bar')->with('key', 'value');
View::make('foo/bar', array('key' => 'value'));
View::exists('foo/bar');
// Share a value across all views
View::share('key', 'value');
// Nesting views
View::make('foo/bar')->nest('name', 'foo/baz', $data);
// Register a view composer
View::composer('viewname', function($view){});
//Register multiple views to a composer
View::composer(array('view1', 'view2'), function($view){});
// Register a composer class
View::composer('viewname', 'FooComposer');
View::creator('viewname', function($view){});

Blade Templates

@extends('layout.name')
@section('name') // Begin a section
@stop // End a section
@show // End a section and then show it
@yield('name') // Show a section name in a template
@include('view.name')
@include('view.name', array('key' => 'value'));
@lang('messages.name')
@choice('messages.name', 1);
@if
@else
@elseif
@endif
@unless
@endunless
@for
@endfor
@foreach
@endforeach
@while
@endwhile
//forelse 4.2 feature
@forelse($users as $user)
@empty
@endforelse
{{ $var }} // Echo content
{{{ $var }}} // Echo escaped content
{{-- Blade Comment --}}

Form::open(array('url' => 'foo/bar', 'method' => 'PUT'));
Form::open(array('route' => 'foo.bar'));
Form::open(array('route' => array('foo.bar', $parameter)));
Form::open(array('action' => 'FooController@method'));
Form::open(array('action' => array('FooController@method', $parameter)));
Form::open(array('url' => 'foo/bar', 'files' => true));
Form::token();
Form::model($foo, array('route' => array('foo.bar', $foo->bar)));
Form::close;

Form Elements

Form::label('id', 'Description');
Form::label('id', 'Description', array('class' => 'foo'));
Form::text('name');
Form::text('name', $value);
Form::textarea('name');
Form::textarea('name', $value);
Form::textarea('name', $value, array('class' => 'name'));
Form::hidden('foo', $value);
Form::password('password');
Form::email('name', $value, array());
Form::file('name', array());
Form::checkbox('name', 'value');
Form::radio('name', 'value');
Form::select('name', array('key' => 'value'));
Form::select('name', array('key' => 'value'), 'key');
Form::submit('Submit!');

Form Macros

Form::macro('fooField', function()
{ return '&lt;input type="custom"/>'; });
Form::fooField();
HTML::macro('name', function(){});
HTML::entities($value);
HTML::decode($value);
HTML::script($url, $attributes);
HTML::style($url, $attributes);
HTML::link($url, 'title', $attributes, $secure);
HTML::secureLink($url, 'title', $attributes);
HTML::linkAsset($url, 'title', $attributes, $secure);
HTML::linkSecureAsset($url, 'title', $attributes);
HTML::linkRoute($name, 'title', $parameters, $attributes);
HTML::linkAction($action, 'title', $parameters, $attributes);
HTML::mailto($email, 'title', $attributes);
HTML::email($email);
HTML::ol($list, $attributes);
HTML::ul($list, $attributes);
HTML::listing($type, $list, $attributes);
HTML::listingElement($key, $type, $value);
HTML::nestedListing($key, $type, $value);
HTML::attributes($attributes);
HTML::attributeElement($key, $value);
HTML::obfuscate($value);
// Transliterate a UTF-8 value to ASCII
Str::ascii($value)
Str::camel($value)
Str::contains($haystack, $needle)
Str::endsWith($haystack, $needles)
// Cap a string with a single instance of a given value.
Str::finish($value, $cap)
Str::is($pattern, $value)
Str::length($value)
Str::limit($value, $limit = 100, $end = '...')
Str::lower($value)
Str::words($value, $words = 100, $end = '...')
Str::plural($value, $count = 2)
// Generate a more truly "random" alpha-numeric string.
Str::random($length = 16)
// Generate a "random" alpha-numeric string.
Str::quickRandom($length = 16)
Str::upper($value)
Str::title($value)
Str::singular($value)
Str::slug($title, $separator = '-')
Str::snake($value, $delimiter = '_')
Str::startsWith($haystack, $needles)
// Convert a value to studly caps case.
Str::studly($value)
Str::macro($name, $macro)

Arrays

array_add($array, 'key', 'value');
array_build($array, function(){});
array_divide($array);
array_dot($array);
array_except($array, array('key'));
array_fetch($array, 'key');
array_first($array, function($key, $value){}, $default);
// Strips keys from the array
array_flatten($array);
array_forget($array, 'foo');
// Dot notation
array_forget($array, 'foo.bar');
array_get($array, 'foo', 'default');
array_get($array, 'foo.bar', 'default');
array_only($array, array('key'));
// Return array of key => values
array_pluck($array, 'key');
// Return and remove 'key' from array
array_pull($array, 'key');
array_set($array, 'key', 'value');
// Dot notation
array_set($array, 'key.subkey', 'value');
array_sort($array, function(){});
// First element of an array
head($array);
// Last element of an array
last($array);

Paths

app_path();
public_path();
// App root path
base_path();
storage_path();

Strings

camel_case($value);
class_basename($class);
// Escape a string
e('&lt;html>');
starts_with('Foo bar.', 'Foo');
ends_with('Foo bar.', 'bar.');
snake_case('fooBar');
str_contains('Hello foo bar.', 'foo');
// Result: foo/bar/
str_finish('foo/bar', '/');
str_is('foo*', 'foobar');
str_plural('car');
str_random(25);
str_singular('cars');
// Result: FooBar
studly_case('foo_bar');
trans('foo.bar');
trans_choice('foo.bar', $count);

URLs and Links

action('FooController@method', $parameters);
link_to('foo/bar', $title, $attributes, $secure);
link_to_asset('img/foo.jpg', $title, $attributes, $secure);
link_to_route('route.name', $title, $parameters, $attributes);
link_to_action('FooController@method', $title, $params, $attrs);
// HTML Link
asset('img/photo.jpg', $title, $attributes);
// HTTPS link
secure_asset('img/photo.jpg', $title, $attributes);
secure_url('path', $parameters);
route($route, $parameters, $absolute = true);
url('path', $parameters = array(), $secure = null);

Miscellaneous

csrf_token();
dd($value);
value(function(){ return 'bar'; });
with(new Foo)->chainedMethod();

 
Google Docs Document Source :
https://docs.google.com/document/d/1NeCLL4fOgAmm4pYHIcBeWgCSCem5pqnGcwD_j4sNZyc/edit?usp=sharing

 

Leave a Reply