function get_single_element_values($fields)
{
    // extraction des champs/valeurs d'un élément
    global $post;
    $id = $post->ID;
    $data = array();
    // source : page-atlas2.php
    if (array_search('id', $fields) !== false) {
        $data['id'] = $id;
    }
    if (array_search('date', $fields) !== false) {
        $data['date'] = get_field('annee', $id);
    }
    if (array_search('title', $fields) !== false) {
        $data['title'] = get_the_title();
    }
    if (array_search('legende', $fields) !== false) {
        $data['legende'] = fabriqueLegende($id);
    }
    if (array_search('abrege', $fields) !== false) {
        $data['abrege'] = get_field('abrege', $id);
    }
    if (array_search('large-image', $fields) !== false) {
        $image_data = get_field('image', $id);
        $data['image'] = $this->get_image_path('large');
        // large pour le panel
    }
    if (array_search('thumb-image', $fields) !== false) {
        $image_data = get_field('image', $id);
        $data['miniature'] = $this->get_image_path('thumbnail');
        // la miniature
    }
    if (array_search('classes', $fields) !== false) {
        $data['classesA'] = get_field('classification_a', $id);
        $data['classesB'] = implodeIf(' ', get_field('classification_b', $id));
    }
    if (array_search('coords', $fields) !== false) {
        $coord = explode(",", get_post_meta($post->ID, 'coord', true));
        $data['x'] = $coord[0];
        $data['y'] = $coord[1];
    }
    if (array_search('author-id', $fields) !== false) {
        $data['author-id'] = get_the_author_id();
    }
    if (array_search('author-name', $fields) !== false) {
        $data['author-name'] = get_the_author();
    }
    if (array_search('tables-ids', $fields) !== false) {
        $data['tables'] = get_element_tables(false);
    }
    return $data;
}
 function get_single_table_values($fields)
 {
     // extraction des champs/valeurs d'une page
     global $post;
     $id = $post->ID;
     $data = array();
     // source : inc-table.php
     if (array_search('id', $fields) !== false) {
         $data['id'] = $id;
     }
     if (array_search('title', $fields) !== false) {
         $data['title'] = get_the_title();
     }
     if (array_search('abrege', $fields) !== false) {
         $data['abrege'] = get_field('abrege', $id);
     }
     if (array_search('couleur', $fields) !== false) {
         $data['couleur'] = get_field('couleur');
     }
     if (array_search('link', $fields) !== false) {
         $data['link'] = get_permalink();
     }
     if (array_search('link-base', $fields) !== false) {
         $data['link-base'] = basename(get_permalink());
     }
     if (array_search('status', $fields) !== false) {
         $data['status'] = get_post_status();
     }
     if (array_search('position', $fields) !== false) {
         // l'array position brut
         $pos = get_post_meta(get_the_ID(), 'table_position', true);
         if (!$pos) {
             $pos = [1, 1, 1];
         }
         $data['position'] = $pos;
     }
     if (array_search('position-details', $fields) !== false) {
         // les paramètres séparés
         $pos = get_post_meta(get_the_ID(), 'table_position', true);
         if (!$pos) {
             $pos = [1, 1, 1];
         }
         $data['top'] = $pos[0];
         $data['left'] = $pos[1];
         $data['scale'] = $pos[2];
     }
     if (array_search('elements', $fields) !== false) {
         $elmts_ = get_post_meta(get_the_ID(), 'elements', true);
         $elmts = [];
         // il faut ajouter les détails de chaque élément
         foreach ($elmts_ as $elmt) {
             $id = $elmt['id'];
             // depuis /themes/.../functions.php
             $elmt['abrege'] = get_field('abrege', $id);
             $elmt['type'] = get_field('type', $id);
             $elmt['date'] = get_field('annee', $id);
             $elmt['legende'] = $legende = fabriqueLegende($id);
             if ($elmt['type'] != "") {
                 if ($elmt['type'] == 'image') {
                     $imageInfos = get_field('image', $id);
                     $elmt['src_medium'] = $imageInfos['sizes']['medium'];
                     $elmt['src_large'] = $imageInfos['sizes']['large'];
                     $elmt['src_full'] = $imageInfos[url];
                     // champs inutiles
                     unset($elmt['fontSize']);
                     unset($elmt['lineHeight']);
                     unset($elmt['ombre']);
                 } else {
                     if ($elmt['type'] == 'video') {
                         $videoUrl = get_field('vid_url', $id);
                         $video = videoinfo($videoUrl);
                         $elmt['video'] = $video;
                         // ['iframe'=>url, 'thumb'=>...]
                     }
                 }
             }
             $elmts[] = $elmt;
         }
         $data['elements'] = $elmts;
     }
     if (array_search('notes', $fields) !== false) {
         $data['notes'] = get_post_meta(get_the_ID(), 'notes', true);
     }
     if (array_search('lignes', $fields) !== false) {
         $data['lignes'] = get_post_meta(get_the_ID(), 'lignes', true);
     }
     if (array_search('author-id', $fields) !== false) {
         $data['author-id'] = get_the_author_id();
     }
     if (array_search('author-name', $fields) !== false) {
         $data['author-name'] = get_the_author();
     }
     // + de détails sur l'auteur : status, level, etc
     // https://codex.wordpress.org/Function_Reference/get_the_author_meta
     return $data;
 }