/**
* Generate the content element
*/
protected function compile()
{
/** @var PageModel $objPage */
global $objPage;
$images = array();
$auxDate = array();
$objFiles = $this->objFiles;
// Get all images
while ($objFiles->next()) {
// Continue if the files has been processed or does not exist
if (isset($images[$objFiles->path]) || !file_exists(TL_ROOT . '/' . $objFiles->path)) {
continue;
}
// Single files
if ($objFiles->type == 'file') {
$objFile = new \File($objFiles->path);
if (!$objFile->isImage) {
continue;
}
$arrMeta = $this->getMetaData($objFiles->meta, $objPage->language);
if (empty($arrMeta)) {
if ($this->metaIgnore) {
continue;
} elseif ($objPage->rootFallbackLanguage !== null) {
$arrMeta = $this->getMetaData($objFiles->meta, $objPage->rootFallbackLanguage);
}
}
// Use the file name as title if none is given
if ($arrMeta['title'] == '') {
$arrMeta['title'] = \StringUtil::specialchars($objFile->basename);
}
// Add the image
$images[$objFiles->path] = array('id' => $objFiles->id, 'uuid' => $objFiles->uuid, 'name' => $objFile->basename, 'singleSRC' => $objFiles->path, 'title' => \StringUtil::specialchars($arrMeta['title']), 'alt' => \StringUtil::specialchars($arrMeta['alt']), 'imageUrl' => $arrMeta['link'], 'caption' => $arrMeta['caption']);
$auxDate[] = $objFile->mtime;
} else {
$objSubfiles = \FilesModel::findByPid($objFiles->uuid);
if ($objSubfiles === null) {
continue;
}
while ($objSubfiles->next()) {
// Skip subfolders
if ($objSubfiles->type == 'folder') {
continue;
}
$objFile = new \File($objSubfiles->path);
if (!$objFile->isImage) {
continue;
}
$arrMeta = $this->getMetaData($objSubfiles->meta, $objPage->language);
if (empty($arrMeta)) {
if ($this->metaIgnore) {
continue;
} elseif ($objPage->rootFallbackLanguage !== null) {
$arrMeta = $this->getMetaData($objSubfiles->meta, $objPage->rootFallbackLanguage);
}
}
// Use the file name as title if none is given
if ($arrMeta['title'] == '') {
$arrMeta['title'] = \StringUtil::specialchars($objFile->basename);
}
// Add the image
$images[$objSubfiles->path] = array('id' => $objSubfiles->id, 'uuid' => $objSubfiles->uuid, 'name' => $objFile->basename, 'singleSRC' => $objSubfiles->path, 'title' => \StringUtil::specialchars($arrMeta['title']), 'alt' => \StringUtil::specialchars($arrMeta['alt']), 'imageUrl' => $arrMeta['link'], 'caption' => $arrMeta['caption']);
$auxDate[] = $objFile->mtime;
}
}
}
// Sort array
switch ($this->sortBy) {
default:
case 'name_asc':
uksort($images, 'basename_natcasecmp');
break;
case 'name_desc':
uksort($images, 'basename_natcasercmp');
break;
case 'date_asc':
array_multisort($images, SORT_NUMERIC, $auxDate, SORT_ASC);
break;
case 'date_desc':
array_multisort($images, SORT_NUMERIC, $auxDate, SORT_DESC);
break;
// Deprecated since Contao 4.0, to be removed in Contao 5.0
// Deprecated since Contao 4.0, to be removed in Contao 5.0
case 'meta':
@trigger_error('The "meta" key in ContentGallery::compile() has been deprecated and will no longer work in Contao 5.0.', E_USER_DEPRECATED);
// no break;
// no break;
case 'custom':
if ($this->orderSRC != '') {
$tmp = \StringUtil::deserialize($this->orderSRC);
if (!empty($tmp) && is_array($tmp)) {
// Remove all values
$arrOrder = array_map(function () {
}, array_flip($tmp));
// Move the matching elements to their position in $arrOrder
foreach ($images as $k => $v) {
if (array_key_exists($v['uuid'], $arrOrder)) {
$arrOrder[$v['uuid']] = $v;
unset($images[$k]);
}
}
// Append the left-over images at the end
if (!empty($images)) {
$arrOrder = array_merge($arrOrder, array_values($images));
}
// Remove empty (unreplaced) entries
$images = array_values(array_filter($arrOrder));
unset($arrOrder);
}
}
break;
case 'random':
shuffle($images);
$this->Template->isRandomOrder = true;
break;
}
$images = array_values($images);
// Limit the total number of items (see #2652)
if ($this->numberOfItems > 0) {
$images = array_slice($images, 0, $this->numberOfItems);
}
$offset = 0;
$total = count($images);
$limit = $total;
// Paginate the result of not randomly sorted (see #8033)
if ($this->perPage > 0 && $this->sortBy != 'random') {
// Get the current page
$id = 'page_g' . $this->id;
$page = \Input::get($id) !== null ? \Input::get($id) : 1;
// Do not index or cache the page if the page number is outside the range
if ($page < 1 || $page > max(ceil($total / $this->perPage), 1)) {
throw new PageNotFoundException('Page not found: ' . \Environment::get('uri'));
}
// Set limit and offset
$offset = ($page - 1) * $this->perPage;
$limit = min($this->perPage + $offset, $total);
$objPagination = new \Pagination($total, $this->perPage, \Config::get('maxPaginationLinks'), $id);
$this->Template->pagination = $objPagination->generate("\n ");
}
$rowcount = 0;
$colwidth = floor(100 / $this->perRow);
$intMaxWidth = TL_MODE == 'BE' ? floor(640 / $this->perRow) : floor(\Config::get('maxImageWidth') / $this->perRow);
$strLightboxId = 'lightbox[lb' . $this->id . ']';
$body = array();
// Rows
for ($i = $offset; $i < $limit; $i = $i + $this->perRow) {
$class_tr = '';
if ($rowcount == 0) {
$class_tr .= ' row_first';
}
if ($i + $this->perRow >= $limit) {
$class_tr .= ' row_last';
}
$class_eo = $rowcount % 2 == 0 ? ' even' : ' odd';
// Columns
for ($j = 0; $j < $this->perRow; $j++) {
$class_td = '';
if ($j == 0) {
$class_td .= ' col_first';
}
if ($j == $this->perRow - 1) {
$class_td .= ' col_last';
}
$objCell = new \stdClass();
$key = 'row_' . $rowcount . $class_tr . $class_eo;
// Empty cell
if (!is_array($images[$i + $j]) || $j + $i >= $limit) {
$objCell->colWidth = $colwidth . '%';
$objCell->class = 'col_' . $j . $class_td;
} else {
// Add size and margin
$images[$i + $j]['size'] = $this->size;
$images[$i + $j]['imagemargin'] = $this->imagemargin;
$images[$i + $j]['fullsize'] = $this->fullsize;
$this->addImageToTemplate($objCell, $images[$i + $j], $intMaxWidth, $strLightboxId);
// Add column width and class
$objCell->colWidth = $colwidth . '%';
$objCell->class = 'col_' . $j . $class_td;
}
$body[$key][$j] = $objCell;
}
++$rowcount;
}
$strTemplate = 'gallery_default';
// Use a custom template
if (TL_MODE == 'FE' && $this->galleryTpl != '') {
$strTemplate = $this->galleryTpl;
}
/** @var FrontendTemplate|object $objTemplate */
$objTemplate = new \FrontendTemplate($strTemplate);
$objTemplate->setData($this->arrData);
$objTemplate->body = $body;
$objTemplate->headline = $this->headline;
// see #1603
$this->Template->images = $objTemplate->parse();
}
