[risolto] Nuova pagina lista oggetti (gdrcd)

15/03/2023 15:52:08

Ok la smetto :P

gli ho dato un'ulteriore sistemata, aggiunti i due sorting mancanti, sistemato un bug per gli apostrofi nel titolo, rimossi eventuali file non immagine dall'elenco.

Codice finito, lo mando al portale :P

<?php /*HELP: */


if($_SESSION['permessi'] >= MODERATOR) { /* se almeno admin */

?>

<div>


<!-- Titolo della pagina -->
<div class="page_title">
<h3>Elenco immagini nella cartella dedicata</h3>
</div>

<!-- Operazioni -->
<div class="page_body">

<?php /**/


$path = '**inserire percorso assoluto**/themes/advanced/imgs/items';

// get the directory contents as an array
$dir_contents = scandir($path);

// remove . and .. from the array
$dir_contents = array_diff($dir_contents, array('.', '..'));

// check if the sort option is set in the query string
if (isset($_REQUEST['sort_by'])) {
$sort_by = $_REQUEST['sort_by'];
} else {
$sort_by = 'date_desc'; // default sorting is by date
}

// sort the array based on the selected option
switch ($sort_by) {
case 'name_desc':
arsort($dir_contents, SORT_NATURAL | SORT_FLAG_CASE); // sort by name, descending
break;
case 'name_asc':
asort($dir_contents, SORT_NATURAL | SORT_FLAG_CASE); // sort by name, ascending
break;

case 'date_asc':
$dir_contents = array_map(function($file) use($path) {
return [$file, filemtime("$path/$file")];
}, $dir_contents); // add file modification time to each file name
usort($dir_contents, function($a, $b) {
return $a[1] - $b[1]; // sort by modification time, ascending
});
$dir_contents = array_map(function($file) {
return $file[0]; // remove the modification time from the array
}, $dir_contents);
break;

case 'date_desc':
$dir_contents = array_map(function($file) use($path) {
return [$file, filemtime("$path/$file")];
}, $dir_contents); // add file modification time to each file name
usort($dir_contents, function($a, $b) {
return $b[1] - $a[1]; // sort by modification time, descending
});
$dir_contents = array_map(function($file) {
return $file[0]; // remove the modification time from the array
}, $dir_contents);
break;



default:
sort($dir_contents, SORT_NATURAL | SORT_FLAG_CASE); // default sorting is by name, ascending
}

// set the number of images per page
$per_page = 200;

// get the current page number from the query string
if (isset($_REQUEST['pagination'])) {
$pagination = $_REQUEST['pagination'];
} else {
$pagination = 1;
}

// calculate the offset
$offset = ($pagination - 1) * $per_page;


// remove non-image files from the array
$dir_contents = array_filter($dir_contents, function($file) use($path) {
return exif_imagetype("$path/$file");
});

// calculate the total number of pages
$total_pages = ceil(count($dir_contents) / $per_page);

// slice the array to get the current page's images
$images = array_slice($dir_contents, $offset, $per_page);

// print the images
echo 'IMMAGINI:';
echo '<div style="display: flex; flex-wrap: wrap;">';
foreach ($images as $image) {
// escape special characters in the image filename
$escaped_image = htmlspecialchars($image, ENT_QUOTES);

// print the image
echo '<div style="width: 200px; height: 200px; margin: 10px;">';
echo "<a href='../../themes/advanced/imgs/items/$escaped_image' target='_blank'><img src='../../themes/advanced/imgs/items/$escaped_image' width='200' height='200'></a>";
echo "<div style='text-align: center; height:100%;'>$escaped_image</div>";
echo '</div>';
}
echo '</div>';

// calculate the total number of pages
$total_pages = ceil(count($dir_contents) / $per_page);

// print the pagination links
echo '<div style="text-align: center;">';
echo '<form action="main.php?page=servizi_listaoggettifolder" method="post">';
echo '<select name="sort_by">';
echo "<option value='date_desc'".($sort_by == 'date_desc' ? ' selected' : '').">Data ultima modifica (Prima i più recenti)</option>";
echo "<option value='date_asc'".($sort_by == 'date_asc' ? ' selected' : '').">Data ultima modifica (Prima i più vecchi)</option>";
echo "<option value='name_asc'".($sort_by == 'name_asc' ? ' selected' : '').">Nome (da A a Z)</option>";
echo "<option value='name_desc'".($sort_by == 'name_desc' ? ' selected' : '').">Nome (da Z ad A)</option>";


echo '</select>';
echo '<input type="submit" value="Sort">';
echo '</form>';

// loop through the total number of pages and print the pagination links
for ($i = 1; $i <= $total_pages; $i++) {
if ($i == $pagination) {
echo "<span style='font-weight: bold;'>$i</span> ";
} else {

echo "<a href='main.php?page=servizi_listaoggettifolder&pagination=$i&sort_by=$sort_by'>$i</a> ";
}
}

echo '</div>';

} else { echo '<div class="warning">Non sei abilitato a vedere questa pagina</div>'; }//fine if se non si è admin ?>




</div><!-- operazioni-->


</div><!-- box -->

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