/**
* Sestavit kod obrazku v galerii
* @param array $img pole s daty obrazku
* @param string|null $lightboxid sid lightboxu nebo null (= nepouzivat)
* @param int|null $width pozadovana sirka nahledu
* @param int|null $height pozadovana vyska nahledu
* @return string
*/
function _galleryImage($img, $lightboxid, $width, $height)
{
$path = (!_isAbsolutePath($img['full']) ? _indexroot : '') . $img['full'];
$content = "<a href='" . $path . "' target='_blank'" . (isset($lightboxid) ? " class='lightbox' data-fancybox-group='lb_" . $lightboxid . "'" : '') . ($img['title'] != "" ? " title='" . $img['title'] . "'" : '') . ">";
if ($img['prev'] != "") {
$content .= "<img src='" . (!_isAbsolutePath($img['prev']) ? _indexroot : '') . $img['prev'] . "' alt='" . ($img['title'] != "" ? $img['title'] : _htmlStr(basename($img['full']))) . "' />";
} else {
$content .= "<img src='" . _pictureThumb($path, array('x' => $width, 'y' => $height)) . "' alt='" . ($img['title'] != "" ? $img['title'] : _htmlStr(basename($img['full']))) . "' />";
}
$content .= "</a>\n";
return $content;
}
function _HCM_img($cesta = "", $vyska_nahledu = null, $titulek = null, $lightbox = null)
{
if (isset($vyska_nahledu) and $vyska_nahledu > 0) {
$vyska_nahledu = intval($vyska_nahledu);
} else {
$vyska_nahledu = 96;
}
if (isset($titulek) and $titulek != "") {
$titulek = _htmlStr($titulek);
}
if (!isset($lightbox)) {
$lightbox = SL::$hcmUid;
}
$thumb = _pictureThumb($cesta, array('x' => null, 'y' => $vyska_nahledu));
return "<a href='" . _htmlStr($cesta) . "' target='_blank' class='lightbox' data-fancybox-group='lb_hcm" . $lightbox . "'" . ($titulek != "" ? ' title=\'' . $titulek . '\'' : '') . "><img src='" . $thumb . "' alt='" . ($titulek != "" ? $titulek : 'img') . "' /></a>\n";
}
function _HCM_gallery($cesta = "", $rozmery = null, $strankovani = null, $lightbox = 1)
{
// priprava
$result = "";
$cesta = _indexroot . $cesta;
$cesta_noroot = $cesta;
if (mb_substr($cesta, -1, 1) != "/") {
$cesta .= "/";
}
if (mb_substr($cesta_noroot, -1, 1) != "/") {
$cesta_noroot .= "/";
}
if (isset($strankovani) and $strankovani > 0) {
$strankovat = true;
$strankovani = intval($strankovani);
if ($strankovani <= 0) {
$strankovani = 1;
}
} else {
$strankovat = false;
}
$lightbox = _boolean($lightbox);
if (isset($rozmery)) {
$rozmery = explode('/', $rozmery);
if (sizeof($rozmery) === 2) {
// sirka i vyska
$x = intval($rozmery[0]);
$y = intval($rozmery[1]);
} else {
// pouze vyska
$x = null;
$y = intval($rozmery[0]);
}
} else {
// neuvedeno
$x = null;
$y = 128;
}
if (@file_exists($cesta) and @is_dir($cesta)) {
$handle = @opendir($cesta);
// nacteni polozek
$items = array();
while (false !== ($item = @readdir($handle))) {
$ext = pathinfo($item);
if (isset($ext['extension'])) {
$ext = mb_strtolower($ext['extension']);
} else {
$ext = "";
}
if (@is_dir($item) or $item == "." or $item == ".." or !in_array($ext, SL::$imageExt)) {
continue;
}
$items[] = $item;
}
@closedir($handle);
natsort($items);
// priprava strankovani
if ($strankovat) {
$count = count($items);
$paging = _resultPaging(_indexOutput_url, $strankovani, $count, "", "#hcm_gal" . SL::$hcmUid, "hcm_gal" . SL::$hcmUid . "p");
}
// vypis
$result = "<div class='anchor'><a name='hcm_gal" . SL::$hcmUid . "'></a></div>\n<div class='gallery'>\n";
$counter = 0;
foreach ($items as $item) {
if ($strankovat and $counter > $paging[6]) {
break;
}
if (!$strankovat or $strankovat and _resultPagingIsItemInRange($paging, $counter)) {
$thumb = _pictureThumb($cesta_noroot . $item, array('x' => $x, 'y' => $y));
$result .= "<a href='" . $cesta . _htmlStr($item) . "' target='_blank'" . ($lightbox ? " class='lightbox' data-fancybox-group='lb_hcm" . SL::$hcmUid . "'" : '') . "><img src='" . $thumb . "' alt='" . $item . "' /></a>\n";
}
$counter++;
}
$result .= "</div>\n";
if ($strankovat) {
$result .= $paging[0];
}
}
return $result;
}
function _HCM_randomfile($cesta = "", $typ = 1, $pocet = 1, $vyska_nahledu = null)
{
$result = "";
$cesta = _indexroot . $cesta;
$cesta_noroot = $cesta;
if (mb_substr($cesta, -1, 1) != "/") {
$cesta .= "/";
}
if (mb_substr($cesta_noroot, -1, 1) != "/") {
$cesta_noroot .= "/";
}
$pocet = intval($pocet);
if (@file_exists($cesta) and @is_dir($cesta)) {
$handle = @opendir($cesta);
switch ($typ) {
case 2:
$allowed_extensions = SL::$imageExt;
if (isset($vyska_nahledu)) {
$vyska_nahledu = intval($vyska_nahledu);
} else {
$vyska_nahledu = 96;
}
break;
default:
$allowed_extensions = array("txt", "htm", "html");
break;
}
$items = array();
while (false !== ($item = @readdir($handle))) {
$ext = pathinfo($item);
if (isset($ext['extension'])) {
$ext = mb_strtolower($ext['extension']);
} else {
$ext = "";
}
if (@is_dir($cesta . $item) or $item == "." or $item == ".." or !in_array($ext, $allowed_extensions)) {
continue;
}
$items[] = $item;
}
if (count($items) != 0) {
if ($pocet > count($items)) {
$pocet = count($items);
}
$randitems = array_rand($items, $pocet);
if (!is_array($randitems)) {
$randitems = array($randitems);
}
foreach ($randitems as $item) {
$item = $items[$item];
switch ($typ) {
case 2:
$thumb = _pictureThumb($cesta_noroot . $item, array('x' => null, 'y' => $vyska_nahledu));
$result .= "<a href='" . $cesta . _htmlStr($item) . "' target='_blank' class='lightbox' data-fancybox-group='lb_hcm" . SL::$hcmUid . "'><img src='" . $thumb . "' alt='" . $item . "' /></a>\n";
break;
default:
$result .= @file_get_contents(_indexroot . $cesta . $item);
break;
}
}
}
@closedir($handle);
}
return $result;
}
