getHelperPluginManager();
$escape = $plugins->get('escapeHtml');
$assetUrl = $plugins->get('assetUrl');
$translate = $plugins->get('translate');
$file = $this->blockMetadata('file');
if (empty($file)): ?>
blockMetadata('theme_dir') . '/asset/data/' . $file;
if (!file_exists($filepath) || !is_readable($filepath)) return;
$file = basename($filepath);
endif;
ini_set('auto_detect_line_endings', '1');
$handle = fopen($filepath, 'rb');
if ($handle === false) return;
$extension = pathinfo($file, PATHINFO_EXTENSION);
if ($extension === 'tsv'):
$delimiter = "\t";
$enclosure = '"';
$escaper = chr(0);
else:
$delimiter = ',';
$enclosure = '"';
$escaper = '\\';
endif;
// In order to separate folder and leaf, the data are loaded first. It avoids a recursive process too.
$tree = [];
$row = 0;
$parents = [];
$parent = null;
while (($data = fgetcsv($handle, 100000, $delimiter, $enclosure, $escaper)) !== false) {
$data = array_map('trim', $data);
// Skip empty rows.
if (!count(array_filter($data, 'strlen'))) continue;
++$row;
$countColumns = count($data);
$depth = -1;
while (++$depth < $countColumns && !strlen($data[$depth])) {};
if ($depth === 0) {
$parents = [0 => $row];
$parent = null;
} elseif (isset($parents[$depth - 1])) {
$parents = array_slice($parents, 0, $depth + 1);
$parents[$depth] = $row;
$parent = $parents[$depth - 1];
$tree[$parent]['children'][] = $row;
} else {
// Sometime the row is not well built.
$parents = array_fill(0, $depth - 1, $row);
$parent = null;
}
$tree[$row] = [
'row' => $row,
'depth' => $depth,
'self' => $data[$depth],
'parent' => $parent,
'children' => [],
];
}
fclose($handle);
$this->headLink()
->appendStylesheet($assetUrl('vendor/jslists/jsLists.css', 'BlockPlus'))
->appendStylesheet($assetUrl('css/block-plus.css', 'BlockPlus'));
$this->headScript()
// Not deferable and script should be set after the div.
->appendFile($assetUrl('vendor/jslists/jsLists.js', 'BlockPlus'));
$liBranch = '
%s
';
$liLeaf = '
- %s
';
$liBranchEnd = '
';
?>
$element):
echo str_repeat(' ', $element['depth'] + 1);
$isLeaf = !count($element['children']);
$hasNext = isset($tree[$row + 1]);
if ($prev && $element['depth'] < $prev['depth']):
echo str_repeat($liBranchEnd, $prev['depth'] - $element['depth']);
endif;
$li = $isLeaf ? $liLeaf : $liBranch;
echo sprintf($li, $row, $element['self']);
if (!$hasNext):
echo str_repeat($liBranchEnd, $element['depth']);
endif;
$prev = $element;
endforeach;
?>