function relative_path(string $target, string $source, string $plus = null, $slash = KE_DS_UNIX)
{
if ($slash !== KE_DS_UNIX && $slash !== KE_DS_WIN) {
$slash = KE_DS_UNIX;
}
$source = convert_path_slash($source, $slash);
$target = convert_path_slash($target, $slash);
if (isset($plus)) {
$plus = ltrim($plus, KE_PATH_NOISE);
}
list($source, $phar) = split_phar($source);
$relative = $source;
if (strlen($source) > 0) {
$samePart = compare_path($source, $target, $slash);
if (!empty($samePart)) {
$samePart = preg_quote($samePart);
$quoteSlash = preg_quote($slash);
$regex = "#^({$quoteSlash}?{$samePart}{$quoteSlash}?)#i";
$sourceTail = preg_replace($regex, '', $source);
$sourceTail = trim($sourceTail, KE_PATH_NOISE);
$targetTail = preg_replace($regex, '', $target);
$targetTail = trim($targetTail, KE_PATH_NOISE);
$targetDepth = 0;
if (strlen($targetTail) > 0) {
$targetSplit = explode($slash, $targetTail);
$targetDepth = count($targetSplit);
}
$relative = str_repeat($slash . '..', $targetDepth);
if (strlen($sourceTail) > 0) {
$relative .= $slash . $sourceTail;
}
}
}
if ($phar !== false) {
$relative = 'phar://' . $relative;
$relative .= $slash . $phar;
}
if (strlen($plus) > 0) {
$relative .= $slash . convert_path_slash($plus);
}
return $relative;
}
public final function init()
{
if ($this->isInit) {
return $this;
}
$env = KE_APP_ENV;
// 加载配置
import(["{$this->root}/config/common.php", "{$this->root}/config/{$env}.php"]);
if (KE_APP_MODE === KE_WEB) {
$this->httpRewrite = (bool) $this->httpRewrite;
if (empty($this->httpBase)) {
$target = dirname($_SERVER['SCRIPT_NAME']);
if ($target === '\\') {
$target = '/';
}
$this->httpBase = compare_path(KE_REQUEST_PATH, $target, KE_DS_UNIX);
} elseif ($this->httpBase !== '/') {
$this->httpBase = purge_path($this->httpBase, KE_PATH_DOT_REMOVE ^ KE_PATH_LEFT_TRIM, KE_DS_UNIX);
}
// 上面的过滤，无论如何，过滤出来的httpBase都为没有首位的/的路径，如:path/dir/dir
if (empty($this->httpBase)) {
$this->httpBase = '/';
} elseif ($this->httpBase !== '/') {
$this->httpBase = '/' . $this->httpBase . '/';
}
// 如果不指定重写，则httpBase应该是基于一个php文件为基础的
if (!$this->httpRewrite) {
$this->httpBase .= KE_SCRIPT_FILE;
}
define('KE_HTTP_BASE', $this->httpBase);
define('KE_HTTP_REWRITE', (bool) $this->httpRewrite);
}
/////////////////////////////////////////////////////////////////////////////
// p2：填充当前的APP实例的数据
/////////////////////////////////////////////////////////////////////////////
// 初始化项目的名称 => 不应为空，也必须是一个字符串
if (empty($this->name) || !is_string($this->name)) {
$this->name = KE_APP_DIR;
}
// 一个App的完整摘要
$summary = sprintf('%s(%s,%s,%s)', $this->name, KE_APP_ENV, KE_REQUEST_HOST, $this->root);
// 项目的hash，基于完整摘要生成，而非基于用户设置的项目名称
// hash，主要用于服务器缓存识别不同的项目时使用
// 比如memcached，key为user.10，而这个项目的存储则应该是：$flag.user.10，来避免项目和项目之间的数据混串
$hash = hash('crc32b', $summary);
// 真正用于显示的项目名称，包含项目名称、环境、hash
$this->name = sprintf('%s(%s:%s)', $this->name, KE_APP_ENV, $hash);
// 项目的基本加密混淆码 => 不应为空，也必须是一个字符串，且必须不小于32长度
if (empty($this->salt) || !is_string($this->salt) || strlen($this->salt) < 32) {
$salt = $summary;
} else {
$salt = $this->salt;
}
define('KE_APP_NAME', $this->name);
define('KE_APP_HASH', $hash);
define('KE_APP_SALT', hash('sha512', $salt, true));
// 敏感数据还是清空为妙
$this->salt = null;
// http验证字段，如果没指定，就只好使用一个统一的了
if (empty($this->httpSecurityField) || !is_string($this->httpSecurityField)) {
$this->httpSecurityField = 'ke_http';
}
if (empty($this->httpSecuritySessionField) || !is_string($this->httpSecuritySessionField)) {
$this->httpSecuritySessionField = 'ke_security_reference';
}
// http验证字段的加密混淆码
if (empty($this->httpSecuritySalt) || !is_string($this->httpSecuritySalt)) {
$this->httpSecuritySalt = "{$this->name}:{$this->httpSecurityField}";
}
$this->httpSecuritySalt = $this->hash($this->httpSecuritySalt);
define('KE_HTTP_SECURITY_FIELD', $this->httpSecurityField);
define('KE_HTTP_SECURITY_SALT', $this->httpSecuritySalt);
define('KE_HTTP_SECURITY_SESS_FIELD', $this->httpSecuritySessionField);
// 敏感数据还是清空为妙
$this->httpSecuritySalt = null;
// 检查httpCharset
if (empty($this->encoding) || false === @mb_encoding_aliases($this->encoding)) {
$this->encoding = 'UTF-8';
}
if (!empty($this->encodingOrder)) {
if (is_string($this->encodingOrder)) {
$this->encodingOrder = explode(',', $this->encodingOrder);
}
if (is_array($this->encodingOrder)) {
$list = ['ASCII'];
foreach ($this->encodingOrder as $encoding) {
$encoding = strtoupper(trim($encoding));
if (empty($encoding) || $encoding === 'ASCII' || $encoding === $this->encoding) {
continue;
}
$list[] = $encoding;
}
$list[] = $this->encoding;
mb_detect_order($list);
}
}
// 时区
if (empty($this->timezone) || false === @date_default_timezone_set($this->timezone)) {
$this->timezone = 'Asia/Shanghai';
date_default_timezone_set($this->timezone);
}
define('KE_APP_TIMEZONE', $this->timezone);
define('KE_APP_ENCODING', $this->encoding);
// 系统的配置
ini_set('default_charset', KE_APP_ENCODING);
ini_set('default_mimetype', 'text/html');
mb_internal_encoding(KE_APP_ENCODING);
mb_http_output(KE_APP_ENCODING);
$this->isInit = true;
call_user_func([$this, 'on' . KE_APP_ENV]);
register_shutdown_function(function () {
$this->onExiting();
});
return $this;
}
public function filterFile(string $file = null)
{
$file = DocMen::convertUnixPath($file);
if (!isset($this->_files[$file])) {
$isFile = is_file($file) && is_readable($file);
$dir = $this->source;
$base = $dir . '/';
if (!$isFile) {
// 空文件，将视作为php internal
if (empty($file)) {
$dir = $this->addDir('');
$path = '';
$priority = 0;
} else {
return false;
}
} else {
if (strpos($file, $base) === 0) {
$path = substr($file, strlen($base));
} else {
$dir = compare_path($this->source, $file);
if (empty($dir)) {
$dir = $this->addDir(dirname($file));
$path = basename($file);
} else {
$dir = $this->addDir($dir);
$path = substr($file, strlen($dir . '/'));
}
}
}
$key = $path;
$id = $this->getDirIndex($dir);
$data = ['isFile' => is_file($file), 'dir' => $id, 'path' => $path];
// 写入基础数据
$this->_files[$file] = $this->_files[$path] = $key;
$this->files[$key] = $data;
// 写入排序数据
$this->_filesSort['priority'][$path] = $this->getFilePriority($path);
$this->_filesSort['external'][$path] = $id;
$this->_filesSort['depth'][$path] = count(explode('/', $path));
$this->_filesSort['name'][$path] = $path;
return $data;
}
$index = $this->_files[$file];
return $this->files[$index];
}
