daux.io/libs/daux_directory.php

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<?php
namespace Todaymade\Daux;
class Directory_Entry
{
const FILE_TYPE = 'FILE_TYPE';
const DIRECTORY_TYPE = 'DIRECTORY_TYPE';
public $name;
public $title;
public $type;
public $index_page;
public $first_page;
public $value;
public $extension;
public $uri;
public $local_path;
public $last_modified;
public $parents;
function __construct($path = '', $parents = array()) {
if (!isset($path) || $path == '' || !file_exists($path)) return;
$this->local_path = $path;
$this->parents = $parents;
$this->last_modified = filemtime($path);
$this->name = DauxHelper::pathinfo($path);
$this->name = $this->name['filename'];
$this->title = DauxHelper::get_title_from_file($this->name);
$this->uri = DauxHelper::get_url_from_filename($this->name);
$this->index_page = false;
if (is_dir($path)) {
$this->type = Directory_Entry::DIRECTORY_TYPE;
$this->value = array();
} else {
$this->type = Directory_Entry::FILE_TYPE;
$this->value = $this->uri;
$pathinfo = DauxHelper::pathinfo($path);
$this->extension = $pathinfo['extension'];
}
}
public function sort() {
if ($this->type == static::DIRECTORY_TYPE) uasort($this->value, array($this, 'compare_directory_entries'));
}
public function retrieve_file($request, $get_first_file = false) {
$tree = $this;
$request = explode('/', $request);
foreach ($request as $node) {
if ($tree->type === static::DIRECTORY_TYPE) {
if (isset($tree->value[$node])) $tree = $tree->value[$node];
else {
if ($node === 'index' || $node === 'index.html') {
if ($get_first_file) {
return ($tree->index_page) ? $tree->index_page : $tree->first_page;
} else {
return $tree->index_page;
}
} else return false;
}
} else return false;
}
if ($tree->type === static::DIRECTORY_TYPE) {
if ($tree->index_page) return $tree->index_page;
else return ($get_first_file) ? $tree->first_page : false;
} else {
return $tree;
}
}
public function get_url() {
$url = '';
foreach ($this->parents as $node) {
$url .= $node->uri . '/';
}
$url .= $this->uri;
return $url;
}
public function get_first_page() {
foreach ($this->value as $node) {
if ($node->type === static::FILE_TYPE && $node->title != 'index')
return $node;
}
foreach ($this->value as $node) {
if ($node->type === static::DIRECTORY_TYPE) {
$page = $node->get_first_page();
if ($page) return $page;
}
}
return false;
}
public function write($content) {
if (is_writable($this->local_path)) file_put_contents($this->local_path, $content);
else return false;
return true;
}
private function compare_directory_entries($a, $b) {
$name_a = explode('_', $a->name);
$name_b = explode('_', $b->name);
if (is_numeric($name_a[0])) {
$a = intval($name_a[0]);
if (is_numeric($name_b[0])) {
$b = intval($name_b[0]);
if (($a >= 0) == ($b >= 0)) {
$a = abs($a);
$b = abs($b);
if ($a == $b) return (strcasecmp($name_a[1], $name_b[1]));
return ($a > $b) ? 1 : -1;
}
return ($a >= 0) ? -1 : 1;
}
$t = $name_b[0];
if ($t && $t[0] === '-') return -1;
return ($a < 0) ? 1 : -1;
} else {
if (is_numeric($name_b[0])) {
$b = intval($name_b[0]);
if ($b >= 0) return 1;
$t = $name_a[0];
if ($t && $t[0] === '-') return 1;
return ($b >= 0) ? 1 : -1;
}
$p = $name_a[0];
$q = $name_b[0];
if (($p && $p[0] === '-') == ($q && $q[0] === '-')) return strcasecmp($p, $q);
else return ($p[0] === '-') ? 1 : -1;
}
}
}
?>