hphp/runtime/base/user-directory.cpp

   1 /*
   2    +----------------------------------------------------------------------+
   3    | HipHop for PHP                                                       |
   4    +----------------------------------------------------------------------+
   5    | Copyright (c) 2010-present Facebook, Inc. (http://www.facebook.com)  |
   6    +----------------------------------------------------------------------+
   7    | This source file is subject to version 3.01 of the PHP license,      |
   8    | that is bundled with this package in the file LICENSE, and is        |
   9    | available through the world-wide-web at the following url:           |
  10    | http://www.php.net/license/3_01.txt                                  |
  11    | If you did not receive a copy of the PHP license and are unable to   |
  12    | obtain it through the world-wide-web, please send a note to          |
  13    | license@php.net so we can mail you a copy immediately.               |
  14    +----------------------------------------------------------------------+
  15 */
  16
  17 #include "hphp/runtime/base/user-directory.h"
  18 #include "hphp/runtime/base/runtime-error.h"
  19 #include "hphp/runtime/base/array-init.h"
  20 #include "hphp/runtime/ext/stream/ext_stream.h"
  21
  22 namespace HPHP {
  23
  24 const StaticString
  25   s_dir_opendir("dir_opendir"),
  26   s_dir_closedir("dir_closedir"),
  27   s_dir_readdir("dir_readdir"),
  28   s_dir_rewinddir("dir_rewinddir");
  29
  30 ///////////////////////////////////////////////////////////////////////////////
  31
  32 UserDirectory::UserDirectory(Class* cls) : UserFSNode(cls) {
  33   m_DirOpen  = lookupMethod(s_dir_opendir.get());
  34   m_DirClose = lookupMethod(s_dir_closedir.get());
  35   m_DirRead  = lookupMethod(s_dir_readdir.get());
  36   m_DirRewind  = lookupMethod(s_dir_rewinddir.get());
  37 }
  38
  39 void UserDirectory::sweep() {
  40   // Don't close like the parent, 'cause that's what zend does
  41 }
  42
  43 bool UserDirectory::open(const String& path) {
  44   // bool dir_opendir ( string $path , int $options )
  45   bool invoked = false;
  46   Variant ret = invoke(m_DirOpen, s_dir_opendir,
  47                        make_packed_array(path, 0), invoked);
  48   if (invoked && ret.toBoolean()) {
  49     return true;
  50   }
  51   raise_warning("\"%s::dir_opendir\" call failed", m_cls->name()->data());
  52   return false;
  53 }
  54
  55 void UserDirectory::close() {
  56   // void dir_closedir()
  57   invoke(m_DirClose, s_dir_closedir, Array::Create());
  58 }
  59
  60 Variant UserDirectory::read() {
  61   // String dir_readdir()
  62   bool invoked = false;
  63   auto ret = invoke(m_DirRead, s_dir_readdir,
  64                     Array::Create(), invoked);
  65   if (!invoked) {
  66     raise_warning("%s::dir_readdir is not implemented",
  67                   m_cls->name()->data());
  68     return init_null();
  69   }
  70   return ret;
  71 }
  72
  73 void UserDirectory::rewind() {
  74   // String dir_rewinddir()
  75   bool invoked = false;
  76   invoke(m_DirRewind, s_dir_rewinddir, Array::Create(), invoked);
  77   if (!invoked) {
  78     raise_warning("%s::dir_rewinddir is not implemented",
  79                   m_cls->name()->data());
  80   }
  81 }
  82
  83 }