Lección: 20 ➜ CRUD Blog

Podemos programar index, create, store, edit, update, show y destroy, propios de Laravel, pero adicionalmente podemos personalizar otros. Nos ceñiremos.

<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use App\Models\Post;
use App\Models\Categoria;
use Illuminate\Support\Str;
use Image;

class PostController extends Controller
{
    public function index(){
        $posts = Post::all();
        return view("admin.post.index",compact('posts'));
    }
    public function create(){
        $categorias=Categoria::orderBy('nombre','ASC')->pluck('nombre','id');
        return view('admin.post.create', compact('categorias'));
    }
    public function store(Request $request){

        $post = new Post($request->all());
        
        if($request->hasFile('urlfoto')){

            $imagen = $request->file('urlfoto');
            $nuevonombre = Str::slug($request->nombre).'.'.$imagen->guessExtension();
            Image::make($imagen->getRealPath())
            ->resize(1024,null,function($constraint){ $constraint->aspectRatio();  })
            ->save( public_path('/img/post/'.$nuevonombre));

            $post->urlfoto = $nuevonombre;
        }
        $post->slug    =   Str::slug($request->nombre);
        $post->save();
        return redirect('/admin/post');

    }
    public function update(Request $request,$id){

        $post = Post::findOrFail($id);
        $post->fill($request->all());
        $foto_anterior     = $post->urlfoto;


        if($request->hasFile('urlfoto')){

            $rutaAnterior = public_path('/img/post/'.$foto_anterior);
            if(file_exists($rutaAnterior)){ unlink(realpath($rutaAnterior)); }

            $imagen = $request->file('urlfoto');
            $nuevonombre = Str::slug($request->nombre).'.'.$imagen->guessExtension();
            Image::make($imagen->getRealPath())
            ->resize(1024,null,function($constraint){ $constraint->aspectRatio();  })
            ->save( public_path('/img/post/'.$nuevonombre));

            $post->urlfoto = $nuevonombre;
        }
        $post->slug    =   Str::slug($request->nombre);
        $post->save();
        return redirect('/admin/post');
    }

    public function edit($id){
        $post = Post::findOrFail($id);
        $categorias=Categoria::orderBy('nombre','ASC')->pluck('nombre','id');
        return view('admin.post.edit',compact('post','categorias'));
    }

    

    public function destroy($id){
        $post = Post::findOrFail($id);
        $borrar = public_path('/img/post/'.$post->urlfoto);
        if(file_exists($borrar)){ unlink(realpath($borrar)); }
        $post->delete();
        return redirect('/admin/post');
    }
}

VISTAS BLADE

index.blade.php

@extends('layouts.app')

@section('content')
<div class="container">
    <div class="row">
        @include('admin.submenu')
        <div class="col-sm-10">
            <a href="{{route('post.create')}}" class="btn btn-success">NUEVO</a>
            <table class="table table-striped">
                <thead>
                    <th>Orden</th>
                    <th>Nombre</th>                
                    <th>Acción</th>
                </thead>
                <tbody>
                    @forelse ($posts as $item)
                    <tr>
                        <td>{{$item->orden}}</td>
                        <td>{{$item->nombre}}</td>
                        <td>
                            <a href="{{ route('post.edit',$item->id)}}" class="btn btn-success">EDITAR</a>
                            {!! Form::open(['method'=>'DELETE','route'=>['post.destroy',$item->id],'style'=>'display:inline']) !!}
                            {!! Form::submit('ELIMINAR',['class'=>'btn btn-success','onclick'=>'return confirm("ESTA SEGURO DE ELIMINAR")']) !!}
                            {!! Form::close() !!}
                        </td>
                    </tr>
                    @empty
                        
                    @endforelse
                </tbody>

            </table>
        </div>
    </div>
</div>
@endsection

create.blade.php

@extends('layouts.app')

@section('content')
<div class="container-fluid">
    <div class="row">
        @include('admin.submenu')
        <div class="col-sm-10">

            {!! Form::open(['route'=>['post.store'],'method'=>'POST','files'=>true]) !!}

            <div class="jumbotron">
                <div class="form-group">
                    <label for="title">INGRESE TITLE</label>
                    {!! Form::text('title',null ,['class'=>'form-control','maxlength'=>'67']) !!}
                </div>
                <div class="form-group">
                    <label for="description">INGRESE DESCRIPTION</label>
                    {!! Form::text('description',null ,['class'=>'form-control','maxlength'=>'67']) !!}
                </div>

                <div class="form-group">
                    <label for="nombre">INGRESE NOMBRE</label>
                    {!! Form::text('nombre',null ,['class'=>'form-control','maxlength'=>'67']) !!}
                </div>

                <div class="form-group">
                    <label for="descripcion">INGRESE DESCRIPCIÓN</label>
                    {!! Form::text('descripcion',null ,['class'=>'form-control','maxlength'=>'67']) !!}
                </div>

                <div class="form-group">
                    <label for="orden">INGRESE ORDEN</label>
                    {!! Form::text('orden',null ,['class'=>'form-control']) !!}
                </div>

                <div class="form-group">
                    <label for="categoria_id">ELIJA CATEGORÍA</label>
                    {!! Form::select('categoria_id',$categorias,null ,['class'=>'form-control']) !!}
                </div>



                <div class="form-group">
                    <label for="urlfoto">IMAGEN</label> <br>
                    <img src="/img/post/foto.jpg">
                    {!! Form::file('urlfoto') !!}
                </div>

            </div>
            {!! Form::submit('GUARDAR',['class'=>'btn btn-success']) !!}
            {!! Form::close() !!}
        </div>
    </div>
</div>
@endsection

edit.blade.php

@extends('layouts.app')

@section('content')
<div class="container-fluid">
    <div class="row">
        @include('admin.submenu')
        <div class="col-sm-10">

            {!! Form::open(['route'=>['post.update',$post],'method'=>'PUT','files'=>true]) !!}

            <div class="jumbotron">
                <div class="form-group">
                    <label for="title">INGRESE TITLE</label>
                    {!! Form::text('title',$post->title,['class'=>'form-control','maxlength'=>'67']) !!}
                </div>
                <div class="form-group">
                    <label for="description">INGRESE description</label>
                    {!! Form::text('description',$post->description,['class'=>'form-control','maxlength'=>'67']) !!}
                </div>

                <div class="form-group">
                    <label for="nombre">INGRESE NOMBRE</label>
                    {!! Form::text('nombre',$post->nombre,['class'=>'form-control','maxlength'=>'67']) !!}
                </div>

                <div class="form-group">
                    <label for="descripcion">INGRESE DESCRIPCIÓN</label>
                    {!! Form::text('descripcion',$post->descripcion,['class'=>'form-control','maxlength'=>'67']) !!}
                </div>

                <div class="form-group">
                    <label for="orden">INGRESE ORDEN</label>
                    {!! Form::text('orden',$post->orden,['class'=>'form-control']) !!}
                </div>

                <div class="form-group">
                    <label for="categoria_id">ELIJA CATEGORÍA</label>
                    {!! Form::select('categoria_id',$categorias,$post->categoria_id,['class'=>'form-control']) !!}
                </div>

                <div class="form-group">
                    <label for="urlfoto">IMAGEN</label> <br>
                    <img src="/img/post/{{$post->urlfoto}}">
                    {!! Form::file('urlfoto') !!}
                </div>
            </div>           
            {!! Form::submit('GUARDAR',['class'=>'btn btn-success']) !!}
            {!! Form::close() !!}
        </div>
    </div>
</div>
@endsection