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<?php
require_once "pdoDB.class.php";
$pdo = new pdoDB();
class Carousel
{
private $slozka;
private $aktfotka_id;
private $galerie_id;
public function __construct($galerie_id, $aktfotka_id)
{
$this->aktfotka_id = $aktfotka_id;
$this->galerie_id = $galerie_id;
global $pdo;
$query = "SELECT `folder` FROM `soubory_galerie` WHERE id = :galerie_id";
$row = $pdo->queryOne($query, Array(':galerie_id' => $galerie_id));
if(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on') {$url = 'https://'; }
else {$url = 'http://';}
$url.= $_SERVER['HTTP_HOST'];
$this->slozka = $url.'/uploads'.'/'.$row->folder.'/';
}
private function CreateIndicators() {
global $pdo;
$query = "SELECT `id`, `poradi`, `ext` FROM `soubory` WHERE galerie_id = :galerie_id order by `poradi`";
$fotky = $pdo->queryAll($query, Array(':galerie_id' => $this->galerie_id));
$html = "";
forEach ($fotky as $fotka){
$odkaz = $this->slozka.$fotka->id.'.'.$fotka->ext;
if (@getimagesize($odkaz)) {
$html .= '<li data-target="#zsrCarousel" data-slide-to="'.$fotka->poradi.'" class="'.(($fotka->id == $this->aktfotka_id) ? 'active' : '').'"></li>'.PHP_EOL;
}
}
return $html;
}
private function CreateItems() {
global $pdo;
$query = "SELECT `id`, `popis`, `ext` FROM `soubory` WHERE galerie_id=:galerie_id";
$fotky = $pdo->queryAll($query, Array(':galerie_id' => $this->galerie_id));
$html = "";
forEach ($fotky as $fotka){
$odkaz = $this->slozka.$fotka->id.'.'.$fotka->ext;
if (@getimagesize($odkaz)) {
if ($fotka->id == $this->aktfotka_id) {
$html .= '<div class="carousel-item active">'.PHP_EOL;
} else {
$html .= '<div class="carousel-item">'.PHP_EOL;
}
$html .= '<img src="'.$odkaz.'" alt="'.$fotka->popis.'" class="img-fluid ssFotky ">';
$html .= '<div class="carousel-caption">';
$html .= '<p>'.$fotka->popis.'</p>';
$html .= '</div>';
$html .= '</div>';
}
}
echo $html;
return $html;
}
public function spusitCarousel(){
$html =
'<div id="zsrCarousel" class="carousel slide carousel-fade" data-ride="carousel">
<ul class="carousel-indicators" >'. Carousel::CreateIndicators()
.' </ul>
<div class="carousel-inner ">'.Carousel::CreateItems().'</div>
<a class="carousel-control-prev" href="#zsrCarousel" role="button" data-slide="prev">
<span class="carousel-control-prev-icon" aria-hidden="true"></span>
<span class="sr-only">Před</span>
</a>
<a class="carousel-control-next" href="#zsrCarousel" role="button" data-slide="next">
<span class="carousel-control-next-icon" aria-hidden="true"></span>
<span class="sr-only">Další</span>
</a>
</div>';
return $html;
}
}