Beispiel #1
0
void RegisterCoreWrappers() {
  s_file_stream_wrapper.registerAs("file");
  s_php_stream_wrapper.registerAs("php");
  s_http_stream_wrapper.registerAs("http");
  s_http_stream_wrapper.registerAs("https");
  s_data_stream_wrapper.registerAs("data");
  s_glob_stream_wrapper.registerAs("glob");
}
namespace HPHP { namespace Stream {
///////////////////////////////////////////////////////////////////////////////

typedef std::map<std::string,Wrapper*> wrapper_map_t;

// Global registry for wrappers
static wrapper_map_t s_wrappers;

bool registerWrapper(const std::string &scheme, Wrapper *wrapper) {
  assert(s_wrappers.find(scheme) == s_wrappers.end());
  s_wrappers[scheme] = wrapper;
  return true;
}

Wrapper* getWrapper(CStrRef scheme) {
  String lscheme = StringUtil::ToLower(scheme);
  auto it = s_wrappers.find(lscheme.data());
  if (it != s_wrappers.end()) {
    return it->second;
  }
  return nullptr;
}

File* open(CStrRef uri, CStrRef mode, CArrRef options) {
  const char *uri_string = uri.data();
  Wrapper *wrapper = NULL;

  /* Special case for PHP4 Backward Compatability */
  if (!strncasecmp(uri_string, "zlib:", sizeof("zlib:") - 1)) {
    wrapper = getWrapper("compress.zlib");
  } else {
    const char *colon = strstr(uri_string, "://");
    if (colon) {
      wrapper = getWrapper(String(uri_string, colon - uri_string, CopyString));
    }
  }

  if (wrapper == NULL) {
    wrapper = getWrapper("file");
  }
  assert(wrapper);

  return wrapper->open(uri, mode, options);
}

static FileStreamWrapper s_file_stream_wrapper;
static PhpStreamWrapper  s_php_stream_wrapper;
static HttpStreamWrapper s_http_stream_wrapper;

void RegisterCoreWrappers() {
  s_file_stream_wrapper.registerAs("file");
  s_php_stream_wrapper.registerAs("php");
  s_http_stream_wrapper.registerAs("http");
  s_http_stream_wrapper.registerAs("https");
}

///////////////////////////////////////////////////////////////////////////////
}}
Beispiel #3
0
namespace HPHP { namespace Stream {
///////////////////////////////////////////////////////////////////////////////

namespace {
struct RequestWrappers final : RequestEventHandler {
  void requestInit() override {}
  void requestShutdown() override {
    m_disabled.clear();
    m_wrappers.clear();
  }

  std::set<String> m_disabled;
  std::map<String,std::unique_ptr<Wrapper>> m_wrappers;
};
} // empty namespace

typedef std::map<std::string,Wrapper*> wrapper_map_t;

// Global registry for wrappers
static wrapper_map_t s_wrappers;

// Request local registry for user defined wrappers and disabled builtins
IMPLEMENT_STATIC_REQUEST_LOCAL(RequestWrappers, s_request_wrappers);

bool registerWrapper(const std::string &scheme, Wrapper *wrapper) {
  assert(s_wrappers.find(scheme) == s_wrappers.end());
  s_wrappers[scheme] = wrapper;
  return true;
}

const StaticString
  s_file("file"),
  s_compress_zlib("compress.zlib"),
  s_data("data");

bool disableWrapper(const String& scheme) {
  String lscheme = f_strtolower(scheme);

  if (lscheme.same(s_file)) {
    // Zend quietly succeeds, but does nothing
    return true;
  }

  bool ret = false;

  // Unregister request-specific wrappers entirely
  if (s_request_wrappers->m_wrappers.find(lscheme) !=
      s_request_wrappers->m_wrappers.end()) {
    s_request_wrappers->m_wrappers.erase(lscheme);
    ret = true;
  }

  // Disable builtin wrapper if it exists
  if (s_wrappers.find(lscheme.data()) == s_wrappers.end()) {
    // No builtin to disable
    return ret;
  }

  if (s_request_wrappers->m_disabled.find(lscheme) !=
      s_request_wrappers->m_disabled.end()) {
    // Already disabled
    return ret;
  }

  // Disable it
  s_request_wrappers->m_disabled.insert(lscheme);
  return true;
}

bool restoreWrapper(const String& scheme) {
  String lscheme = f_strtolower(scheme);
  bool ret = false;

  // Unregister request-specific wrapper
  if (s_request_wrappers->m_wrappers.find(lscheme) !=
    s_request_wrappers->m_wrappers.end()) {
    s_request_wrappers->m_wrappers.erase(lscheme);
    ret = true;
  }

  // Un-disable builtin wrapper
  if (s_request_wrappers->m_disabled.find(lscheme) ==
      s_request_wrappers->m_disabled.end()) {
    // Not disabled
    return ret;
  }

  // Perform action un-disable
  s_request_wrappers->m_disabled.erase(lscheme);
  return true;
}

bool registerRequestWrapper(const String& scheme,
                            std::unique_ptr<Wrapper> wrapper) {
  String lscheme = f_strtolower(scheme);

  // Global, non-disabled wrapper
  if ((s_wrappers.find(lscheme.data()) != s_wrappers.end()) &&
      (s_request_wrappers->m_disabled.find(lscheme) ==
       s_request_wrappers->m_disabled.end())) {
    return false;
  }

  // A wrapper has already been registered for that scheme
  if (s_request_wrappers->m_wrappers.find(lscheme) !=
      s_request_wrappers->m_wrappers.end()) {
    return false;
  }

  s_request_wrappers->m_wrappers[lscheme] = std::move(wrapper);
  return true;
}

Array enumWrappers() {
  Array ret = Array::Create();

  // Enum global wrappers which are not disabled
  for (auto it = s_wrappers.begin(); it != s_wrappers.end(); ++it) {
    if (s_request_wrappers->m_disabled.find(it->first) ==
        s_request_wrappers->m_disabled.end()) {
      ret.append(it->first);
    }
  }

  // Enum request local wrappers
  for (auto it = s_request_wrappers->m_wrappers.begin();
       it != s_request_wrappers->m_wrappers.end(); ++it) {
    ret.append(it->first);
  }
  return ret;
}

Wrapper* getWrapper(const String& scheme) {
  String lscheme = f_strtolower(scheme);

  // Request local wrapper?
  {
    auto it = s_request_wrappers->m_wrappers.find(lscheme);
    if (it != s_request_wrappers->m_wrappers.end()) {
      return it->second.get();
    }
  }

  // Global, non-disabled wrapper?
  {
    auto it = s_wrappers.find(lscheme.data());
    if ((it != s_wrappers.end()) &&
        (s_request_wrappers->m_disabled.find(lscheme) ==
         s_request_wrappers->m_disabled.end())) {
      return it->second;
    }
  }

  return nullptr;
}

Wrapper* getWrapperFromURI(const String& uri) {
  const char *uri_string = uri.data();

  /* Special case for PHP4 Backward Compatability */
  if (!strncasecmp(uri_string, "zlib:", sizeof("zlib:") - 1)) {
    return getWrapper(s_compress_zlib);
  }

  // data wrapper can come with or without a double forward slash
  if (!strncasecmp(uri_string, "data:", sizeof("data:") - 1)) {
    return getWrapper(s_data);
  }

  const char *colon = strstr(uri_string, "://");
  if (!colon) {
    return getWrapper(s_file);
  }

  int len = colon - uri_string;
  if (Wrapper *w = getWrapper(String(uri_string, len, CopyString))) {
    return w;
  }
  return getWrapper(s_file);
}

static FileStreamWrapper s_file_stream_wrapper;
static PhpStreamWrapper  s_php_stream_wrapper;
static HttpStreamWrapper s_http_stream_wrapper;
static DataStreamWrapper s_data_stream_wrapper;
static GlobStreamWrapper s_glob_stream_wrapper;

void RegisterCoreWrappers() {
  s_file_stream_wrapper.registerAs("file");
  s_php_stream_wrapper.registerAs("php");
  s_http_stream_wrapper.registerAs("http");
  s_http_stream_wrapper.registerAs("https");
  s_data_stream_wrapper.registerAs("data");
  s_glob_stream_wrapper.registerAs("glob");
}

///////////////////////////////////////////////////////////////////////////////
}}
void RegisterCoreWrappers() {
  s_file_stream_wrapper.registerAs("file");
  s_php_stream_wrapper.registerAs("php");
  s_http_stream_wrapper.registerAs("http");
  s_http_stream_wrapper.registerAs("https");
}
namespace HPHP { namespace Stream {
///////////////////////////////////////////////////////////////////////////////

namespace {
class RequestWrappers : RequestEventHandler {
 public:
  virtual void requestInit() {}
  virtual void requestShutdown() {
    m_disabled.clear();
    m_wrappers.clear();
  }

  std::set<String> m_disabled;
  std::map<String,std::unique_ptr<Wrapper>> m_wrappers;
};
} // empty namespace

typedef std::map<std::string,Wrapper*> wrapper_map_t;

// Global registry for wrappers
static wrapper_map_t s_wrappers;

// Request local registry for user defined wrappers and disabled builtins
static IMPLEMENT_THREAD_LOCAL(RequestWrappers, s_request_wrappers);

bool registerWrapper(const std::string &scheme, Wrapper *wrapper) {
  assert(s_wrappers.find(scheme) == s_wrappers.end());
  s_wrappers[scheme] = wrapper;
  return true;
}

bool disableWrapper(CStrRef scheme) {
  String lscheme = StringUtil::ToLower(scheme);

  if (lscheme.same("file")) {
    // Zend quietly succeeds, but does nothing
    return true;
  }

  bool ret = false;

  // Unregister request-specific wrappers entirely
  if (s_request_wrappers->m_wrappers.find(lscheme) !=
      s_request_wrappers->m_wrappers.end()) {
    s_request_wrappers->m_wrappers.erase(lscheme);
    ret = true;
  }

  // Disable builtin wrapper if it exists
  if (s_wrappers.find(lscheme.data()) == s_wrappers.end()) {
    // No builtin to disable
    return ret;
  }

  if (s_request_wrappers->m_disabled.find(lscheme) !=
      s_request_wrappers->m_disabled.end()) {
    // Already disabled
    return ret;
  }

  // Disable it
  s_request_wrappers->m_disabled.insert(lscheme);
  return true;
}

bool restoreWrapper(CStrRef scheme) {
  String lscheme = StringUtil::ToLower(scheme);
  bool ret = false;

  // Unregister request-specific wrapper
  if (s_request_wrappers->m_wrappers.find(lscheme) !=
    s_request_wrappers->m_wrappers.end()) {
    s_request_wrappers->m_wrappers.erase(lscheme);
    ret = true;
  }

  // Un-disable builtin wrapper
  if (s_request_wrappers->m_disabled.find(lscheme) ==
      s_request_wrappers->m_disabled.end()) {
    // Not disabled
    return ret;
  }

  // Perform action un-disable
  s_request_wrappers->m_disabled.erase(lscheme);
  return true;
}

bool registerRequestWrapper(CStrRef scheme, std::unique_ptr<Wrapper> wrapper) {
  String lscheme = StringUtil::ToLower(scheme);

  // Global, non-disabled wrapper
  if ((s_wrappers.find(lscheme.data()) != s_wrappers.end()) &&
      (s_request_wrappers->m_disabled.find(lscheme) ==
       s_request_wrappers->m_disabled.end())) {
    return false;
  }

  // A wrapper has already been registered for that scheme
  if (s_request_wrappers->m_wrappers.find(lscheme) !=
      s_request_wrappers->m_wrappers.end()) {
    return false;
  }

  s_request_wrappers->m_wrappers[lscheme] = std::move(wrapper);
  return true;
}

Array enumWrappers() {
  Array ret = Array::Create();

  // Enum global wrappers which are not disabled
  for (auto it = s_wrappers.begin(); it != s_wrappers.end(); ++it) {
    if (s_request_wrappers->m_disabled.find(it->first) ==
        s_request_wrappers->m_disabled.end()) {
      ret.append(it->first);
    }
  }

  // Enum request local wrappers
  for (auto it = s_request_wrappers->m_wrappers.begin();
       it != s_request_wrappers->m_wrappers.end(); ++it) {
    ret.append(it->first);
  }
  return ret;
}

Wrapper* getWrapper(CStrRef scheme) {
  String lscheme = StringUtil::ToLower(scheme);

  // Request local wrapper?
  {
    auto it = s_request_wrappers->m_wrappers.find(lscheme);
    if (it != s_request_wrappers->m_wrappers.end()) {
      return it->second.get();
    }
  }

  // Global, non-disabled wrapper?
  {
    auto it = s_wrappers.find(lscheme.data());
    if ((it != s_wrappers.end()) &&
        (s_request_wrappers->m_disabled.find(lscheme) ==
         s_request_wrappers->m_disabled.end())) {
      return it->second;
    }
  }

  return nullptr;
}

File* open(CStrRef uri, CStrRef mode, int options, CVarRef context) {
  const char *uri_string = uri.data();
  Wrapper *wrapper = nullptr;

  /* Special case for PHP4 Backward Compatability */
  if (!strncasecmp(uri_string, "zlib:", sizeof("zlib:") - 1)) {
    wrapper = getWrapper("compress.zlib");
  } else {
    const char *colon = strstr(uri_string, "://");
    if (colon) {
      wrapper = getWrapper(String(uri_string, colon - uri_string, CopyString));
    }
  }

  if (wrapper == nullptr) {
    wrapper = getWrapper("file");
  }
  assert(wrapper);

  return wrapper->open(uri, mode, options, context);
}

static FileStreamWrapper s_file_stream_wrapper;
static PhpStreamWrapper  s_php_stream_wrapper;
static HttpStreamWrapper s_http_stream_wrapper;

void RegisterCoreWrappers() {
  s_file_stream_wrapper.registerAs("file");
  s_php_stream_wrapper.registerAs("php");
  s_http_stream_wrapper.registerAs("http");
  s_http_stream_wrapper.registerAs("https");
}

///////////////////////////////////////////////////////////////////////////////
}}