export json & csv #8

app/Http/Controllers/ApiController.php

@@ -24,7 +24,90 @@ public function rentsCount()
 	public function rentsFindInBBox( $swLat, $swLng, $neLat, $neLng)
 	{
 		$rents = Rent::bBox($swLat, $swLng, $neLat, $neLng)->get() ;
-		return response()->json($rents);
+		$headers = array('Content-type'=> 'application/json; charset=utf-8', 'charset'=>'utf-8');
+		return response()->json( $rents, 200, $headers, JSON_UNESCAPED_UNICODE );
+	}
+
+	public function rentsExport($format)
+	{
+
+		switch( $format )
+		{
+
+			case 'csv':
+
+				$rentprices = RentPrice::all();
+				$rentprices->load('rent');
+
+				$csv = '' ;
+				$csv .= self::rowheaders_2_csv($rentprices[0]->toArray())."\n";
+				foreach ($rentprices as $row) {
+					error_log( var_export($row->toArray(),true ));
+					$csv .=  self::row_2_csv($row->toArray())."\n" ;
+				}
+
+				$filename = 'prixDesLoyers_'.date('Y-m-d-H-i-s');
+				$headers = array(
+					'Content-Type' => 'text/csv; charset=utf-8',
+					'charset'=>'utf-8',
+					'Content-Disposition' => 'attachment; filename="'.$filename.'.csv"',
+				);
+				return response( $csv, 200, $headers );
+				break;
+
+			case 'json':
+
+				$rents = Rent::all();
+				$rents->load('prices');
+				$headers = array('Content-type'=> 'application/json; charset=utf-8', 'charset'=>'utf-8');
+				return response()->json( $rents, 200, $headers, JSON_UNESCAPED_UNICODE );
+				break;
+
+			default:
+				abort(501,'Export format not supported');
+				break;
+		}
+	}
+
+	static function rowheaders_2_csv($row) {
+		$csv = '' ;
+		foreach( $row as $k=>$v )
+		{
+			if( $v instanceof Arrayable )
+			{
+				$csv .= self::rowheaders_2_csv( $v->toArray() );
+			}
+			else if( is_array($v))
+			{
+				$csv .= self::rowheaders_2_csv( $v );
+			}
+			else
+			{
+				$csv .= ';'.$k ;
+			}
+		}
+		return $csv ;
+	}
+
+	static function row_2_csv($row) {
+
+		$csv = '' ;
+		foreach( $row as $k=>$v )
+		{
+			if( $v instanceof Arrayable )
+			{
+				$csv .= self::row_2_csv( $v->toArray() );
+			}
+			else if( is_array($v))
+			{
+				$csv .= self::row_2_csv( $v );
+			}
+			else
+			{
+				$csv .= ';'.$v ;
+			}
+		}
+		return $csv ;
 	}
 
 }

app/Http/Controllers/Controller.php

@@ -15,4 +15,9 @@ public function about()
     	return view('about');
     }
 
+    public function export()
+    {
+    	return view('export');
+    }
+
 }

app/Http/routes.php

@@ -22,6 +22,7 @@
  */
 $app->get( '/', ['as'=>'Home', 'uses'=>'App\Http\Controllers\Controller@home'] );
 $app->get( '/about', ['as'=>'About', 'uses'=>'App\Http\Controllers\Controller@about'] );
+$app->get( '/export', ['as'=>'Export', 'uses'=>'App\Http\Controllers\Controller@export'] );
 
 $app->group( [ 'prefix' => 'rent' ], 
 	function ( Laravel\Lumen\Application $app )
@@ -42,6 +43,6 @@ function ( $app )
 		$app->get(
 			'rentsFindInBBox/{swLat:[0-9\.\-]+}/{swLng:[0-9\.\-]+}/{neLat:[0-9\.\-]+}/{neLng:[0-9\.\-]+}',
 			'App\Http\Controllers\ApiController@rentsFindInBBox' );
-
+		$app->get( 'rentsExport/{format:json|csv|ods}', 'App\Http\Controllers\ApiController@rentsExport' );
 	} );
 

resources/views/export.blade.php

@@ -0,0 +1,22 @@
+
+@extends('layout')
+
+@section('title', 'Exporter les données')
+
+@section('content')
+
+<h1>Export</h1>
+
+<h2>Export des loyers</h2>
+
+<p>Tous les logements avec leurs loyers au format :</p>
+<ul>
+<li><a href="/api/rentsExport/json">JSON</a></li>
+</ul>
+
+<p>Tous les loyers avec leur logement au format :</p>
+<ul>
+<li><a href="/api/rentsExport/csv">CSV</a></li>
+</ul>
+
+@stop

resources/views/layout.blade.php

@@ -38,8 +38,9 @@
 		    <div class="collapse navbar-collapse" id="navbar-items-collapse" >
 		      <ul class="nav navbar-nav">
 		        <li ><a href="/rent">Ajouter un loyer<span class="sr-only">(current)</span></a></li>
+		        <li><a href="/export">Export</a></li>
 		        <li><a href="/about">À propos</a></li>
-					</ul>
+		      </ul>
 				</div>
 
 			</div>