function oencrypt($string, $key)
{
$method = 'aes-256-ofb';
$iv = substr(md5($key), 0, 16);
$string = mt_rand() . ':' . $string . ':' . mt_rand();
$string = openssl_encrypt($string, $method, $key, OPENSSL_RAW_DATA, $iv);
return url_base64_encode($string);
}
function get_theme_files($extension = 'php', $directory = '/')
{
$theme_dir = CMS_ROOT . 'themes/' . $this->settings->theme . '/';
$pattern = $theme_dir . trim($directory, '/') . '/*.' . $extension;
$file_array = array();
$files = glob_recursive($pattern, GLOB_BRACE);
foreach ($files as $file) {
$relative_path = str_replace(dirname($pattern) . '/', '', $file);
$theme_path = str_replace($theme_dir, '', $file);
$file_array[$relative_path] = array('hash' => url_base64_encode($theme_path), 'theme_path' => $theme_path, 'relative_path' => $relative_path, 'title' => ucwords(str_replace(array('_', '-'), ' ', basename($file, '.' . $extension))));
}
return $file_array;
}
public function testEncodeDecode()
{
$string = url_base64_encode("1234567890");
$this->assertTrue($string === "MTIzNDU2Nzg5MA");
//
$string = url_base64_decode($string);
$this->assertTrue($string === "1234567890");
//
$key = '111';
$one = xencrypt("1234567890", $key);
$two = xencrypt("1234567890", $key);
$this->assertTrue($one and $two and $one != $two);
$this->assertTrue(xdecrypt($one, $key) === "1234567890");
$this->assertTrue(xdecrypt($two, $key) === "1234567890");
$this->assertTrue(!xdecrypt($two, $key . '1'));
//
$string = base32_encode("1234567890");
$this->assertTrue(!!preg_match('~^[ABCDEFGHIJKLMNOPQRSTUVWXYZ234567]+$~', $string));
//
$string = base32_decode($string);
$this->assertTrue($string === "1234567890");
//
$key = '111';
$one = oencrypt("1234567890", $key);
$two = oencrypt("1234567890", $key);
$this->assertTrue($one and $two and $one != $two);
$this->assertTrue(odecrypt($one, $key) === "1234567890");
$this->assertTrue(odecrypt($two, $key) === "1234567890");
$this->assertTrue(!odecrypt($two, $key . '1'));
}
function json_url_base64_encode($dados)
{
return url_base64_encode(json_encode($dados));
}
//list-1801-0-1-10000-w!bEpA-2.html
$cache_id = 'list|' . md5(var_export($_GET, true));
$sp_view = new Sp_View('utf-8');
if (!$sp_view->isCached('list.html', $cache_id)) {
$cid = isset($_GET['catid']) ? $_GET['catid'] : 0;
$sort = isset($_GET['sort']) ? $_GET['sort'] : 1;
$start_price = isset($_GET['sp']) ? $_GET['sp'] : Config::get('special.start_price');
$end_price = isset($_GET['ep']) ? $_GET['ep'] : Config::get('special.end_price');
$keyword = isset($_GET['sq']) ? $_GET['sq'] : '';
$page_no = isset($_GET['page']) ? $_GET['page'] : 1;
$page_size = 36;
//静态编码网址转码
if (Config::get('special.static') == '1') {
$keyword = htmlspecialchars(url_base64_decode($keyword));
if ($keyword != '') {
$encode_keyword = url_base64_encode($keyword);
$url_format = "list-{$cid}-{$sort}-{$start_price}-{$end_price}-{$encode_keyword}-%d.html";
} else {
$url_format = "list-{$cid}-{$sort}-{$start_price}-{$end_price}-%d.html";
}
//$url_format = "?catid=$cid&page=%d&sq=$keyword":"?catid=$cid&page=%d";
} else {
if ($keyword != '') {
$url_format = "list.php?catid={$cid}&sortnum={$sort}&sp={$start_price}&ep={$end_price}&sq={$keyword}&page=%d";
} else {
$url_format = "list.php?catid={$cid}&sortnum={$sort}&sp={$start_price}&ep={$end_price}&page=%d";
}
}
/*
Array ( [catid] => 1801 [sortnum] => 0 [sp] => 1 [ep] => 10000 [sq] => w!bEpA [page] => 2 )
*/
public static function search($tag)
{
if (!$tag) {
return;
}
$dtags = self::$tags;
$tag = url_base64_encode($tag);
$dir = "{$dtags}{$tag}";
if (!is_dir($dir)) {
return array();
}
$return = array();
foreach (scandir($dir, SCANDIR_SORT_NONE) as $file) {
if ($file === ".." or $file === ".") {
continue;
}
list($file, $expire) = explode(".", $file);
if (is_numeric($expire) and (!$expire or time() <= $expire)) {
$return[] = url_base64_decode($file);
}
}
return $return;
}