/usr/share/php/ApiGen/Parser/Elements/GroupSorter.php is in php-apigen 4.1.2-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* This file is part of the ApiGen (http://apigen.org)
*
* For the full copyright and license information, please view
* the file license.md that was distributed with this source code.
*/
namespace ApiGen\Parser\Elements;
use ApiGen\Configuration\Configuration;
use ApiGen\Configuration\ConfigurationOptions as CO;
class GroupSorter
{
/**
* @var array
*/
private $lowercasedGroupNames;
/**
* @var array
*/
private $groups;
/**
* @var Configuration
*/
private $configuration;
/**
* @var Elements
*/
private $elements;
public function __construct(Elements $elements, Configuration $configuration)
{
$this->elements = $elements;
$this->configuration = $configuration;
}
/**
* @return array
*/
public function sort(array $groups)
{
if ($this->isNoneGroupOnly($groups)) {
return [];
}
$this->groups = $groups;
$groupNames = array_keys($groups);
$this->lowercasedGroupNames = $this->convertGroupNamesToLower($groupNames);
foreach ($groupNames as $groupName) {
$this->addMissingParentGroups($groupName);
$this->addMissingElementTypes($groupName);
}
uksort($this->groups, function ($one, $two) {
return $this->compareGroups($one, $two, $this->configuration->getOption(CO::MAIN));
});
return $this->groups;
}
/**
* @return bool
*/
private function isNoneGroupOnly(array $groups)
{
if (count($groups) === 1 && isset($groups['None'])) {
return TRUE;
}
return FALSE;
}
/**
* @param array $groupNames
* @return array
*/
private function convertGroupNamesToLower($groupNames)
{
$names = array_map(function ($name) {
return strtolower($name);
}, $groupNames);
return array_flip($names);
}
/**
* @param string $groupName
*/
private function addMissingParentGroups($groupName)
{
$parent = '';
foreach (explode('\\', $groupName) as $part) {
$parent = ltrim($parent . '\\' . $part, '\\');
if ( ! isset($this->lowercasedGroupNames[strtolower($parent)])) {
$this->groups[$parent] = $this->elements->getEmptyList();
}
}
}
/**
* @param string $groupName
*/
private function addMissingElementTypes($groupName)
{
foreach ($this->elements->getAll() as $type) {
if ( ! isset($this->groups[$groupName][$type])) {
$this->groups[$groupName][$type] = [];
}
}
}
/**
* @param string $one
* @param string $two
* @param string $main
* @return int
*/
private function compareGroups($one, $two, $main)
{
// \ as separator has to be first
$one = str_replace('\\', ' ', $one);
$two = str_replace('\\', ' ', $two);
if ($main) {
if (strpos($one, $main) === 0 && strpos($two, $main) !== 0) {
return -1;
} elseif (strpos($one, $main) !== 0 && strpos($two, $main) === 0) {
return 1;
}
}
return strcasecmp($one, $two);
}
}
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