CN20210423

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Le Louvre</title>
</head>
<body>
<form
        method="post"
        action="le_louvre_dl.php"
>
  <label for="idNumberPage">Typology page number:</label>
  <input type="number"
         id="idNumberPage"
         name="nameNumberPage"
         value="1"
         step="1"
         size="5"
  >

  <!--
  e.g. https://collections.louvre.fr/en/recherche?typology[0]=1";
  -->

  <label for="idSelectArtworkTypology">Artwork typology:</label>
  <select id="idSelectArtworkTypology"
          name="nameSelectArtworkTypology"
  >
    <option value="1">Paintings</option>
    <!--<option value="2">Dessins and Gravures</option>-->
    <option value="3">Sculptures</option>
    <option value="4">Textiles</option>
    <option value="5">Jewellery and Finery</option>
    <option value="6">Furniture</option>
    <option value="7">Writing and Inscriptions</option>
    <option value="8">Objects</option>
  </select>

  <label for="idSelectAction">Action:</label>
  <select id="idSelectAction"
          name="nameSelectAction"
  >
    <option value="list">list urls</option>
    <option value="dl">download</option>
  </select>

  <input type="submit" value="go!">
</form>
</body>
</html>

***
<?php

require "./vendor/autoload.php";

use am\museum\LeLouvre;

//////////////// TESTING ZONE ////////////////
define ("CLOUD", false);
define ("PROJECT_NAME", "le-louvre-210421");
define ("BASE_BUCKET_NAME", "am-ll-210421");

if (CLOUD){
    /*
     * this bucket could have been previously created; e.g.:
     * gsutil mb -p myll-210413 -c STANDARD -l europe-west1 -b on gs://am-210413
     */
    //$o = new LeLouvre("gs://am-210413/");
    $o = new LeLouvre(
        PROJECT_NAME, //"myll-210413",
        BASE_BUCKET_NAME //"am-210415"
    );
}
else{
    //running and downloading locally only
    $o=new LeLouvre();
}

//receber o pedido do front-end em HTML
/*
 * 1
 * basta atender à super-global $_REQUEST
 * ou à super-global $_POST
 * porque ambas codificam as escolhas do utilizador, na form
 */

$iPageNumber = intval($_POST['nameNumberPage']); //name usado no HTML
$iArtworkTypology = intval($_POST['nameSelectArtworkTypology']); //name usado no HTML
$strDesiredAction = $_POST['nameSelectAction']; //name usado no HTML

//responder ao pedido, chamando os métodos certos do objeto do tipo LeLouvre
/*
 * olhar, acima de tudo, para os métodos public da class LeLouvre
 * pois o objeto $o obtidos nas linhas acima, poderá e deverá
 * invocar, consoante as escolhas, um desses métodos
 */

switch($strDesiredAction){
    case "list":
        $aPermalinksListForTheTypologyAtPage =
            $o->getWorksPermalinksHrefsForTypologyPage(
                $iArtworkTypology,
                $iPageNumber//,
            //true
            );
        var_dump ($aPermalinksListForTheTypologyAtPage);
        break;
    case "dl":
        $o->dlAllArtworksForTypologyPage(
            $iArtworkTypology,
            $iPageNumber
        );
        break;
}//switch