Split FileAPI code for common|common_child|renderer

webkit/fileapi/file_system_url.cc

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "webkit/fileapi/file_system_url.h"
-
-#include <sstream>
-
-#include "base/logging.h"
-#include "base/string_util.h"
-#include "net/base/escape.h"
-#include "webkit/fileapi/external_mount_points.h"
-#include "webkit/fileapi/file_system_types.h"
-#include "webkit/fileapi/file_system_util.h"
-#include "webkit/fileapi/isolated_context.h"
-
-namespace fileapi {
-
-namespace {
-
-}  // namespace
-
-FileSystemURL::FileSystemURL()
-    : is_valid_(false),
-      mount_type_(kFileSystemTypeUnknown),
-      type_(kFileSystemTypeUnknown) {
-}
-
-// static
-FileSystemURL FileSystemURL::CreateForTest(const GURL& url) {
-  return FileSystemURL(url);
-}
-
-FileSystemURL FileSystemURL::CreateForTest(const GURL& origin,
-                                           FileSystemType mount_type,
-                                           const base::FilePath& virtual_path) {
-  return FileSystemURL(origin, mount_type, virtual_path);
-}
-
-// static
-bool FileSystemURL::ParseFileSystemSchemeURL(
-    const GURL& url,
-    GURL* origin_url,
-    FileSystemType* mount_type,
-    base::FilePath* virtual_path) {
-  GURL origin;
-  FileSystemType file_system_type = kFileSystemTypeUnknown;
-
-  if (!url.is_valid() || !url.SchemeIsFileSystem())
-    return false;
-  DCHECK(url.inner_url());
-
-  std::string inner_path = url.inner_url()->path();
-
-  const struct {
-    FileSystemType type;
-    const char* dir;
-  } kValidTypes[] = {
-    { kFileSystemTypePersistent, kPersistentDir },
-    { kFileSystemTypeTemporary, kTemporaryDir },
-    { kFileSystemTypeIsolated, kIsolatedDir },
-    { kFileSystemTypeExternal, kExternalDir },
-    { kFileSystemTypeTest, kTestDir },
-  };
-
-  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kValidTypes); ++i) {
-    if (StartsWithASCII(inner_path, kValidTypes[i].dir, true)) {
-      file_system_type = kValidTypes[i].type;
-      break;
-    }
-  }
-
-  if (file_system_type == kFileSystemTypeUnknown)
-    return false;
-
-  std::string path = net::UnescapeURLComponent(url.path(),
-      net::UnescapeRule::SPACES | net::UnescapeRule::URL_SPECIAL_CHARS |
-      net::UnescapeRule::CONTROL_CHARS);
-
-  // Ensure the path is relative.
-  while (!path.empty() && path[0] == '/')
-    path.erase(0, 1);
-
-  base::FilePath converted_path = base::FilePath::FromUTF8Unsafe(path);
-
-  // All parent references should have been resolved in the renderer.
-  if (converted_path.ReferencesParent())
-    return false;
-
-  if (origin_url)
-    *origin_url = url.GetOrigin();
-  if (mount_type)
-    *mount_type = file_system_type;
-  if (virtual_path)
-    *virtual_path = converted_path.NormalizePathSeparators().
-        StripTrailingSeparators();
-
-  return true;
-}
-
-FileSystemURL::FileSystemURL(const GURL& url)
-    : mount_type_(kFileSystemTypeUnknown),
-      type_(kFileSystemTypeUnknown) {
-  is_valid_ = ParseFileSystemSchemeURL(url, &origin_, &mount_type_,
-                                       &virtual_path_);
-  path_ = virtual_path_;
-  type_ = mount_type_;
-}
-
-FileSystemURL::FileSystemURL(const GURL& origin,
-                             FileSystemType mount_type,
-                             const base::FilePath& virtual_path)
-    : is_valid_(true),
-      origin_(origin),
-      mount_type_(mount_type),
-      virtual_path_(virtual_path.NormalizePathSeparators()),
-      type_(mount_type),
-      path_(virtual_path.NormalizePathSeparators()) {
-}
-
-FileSystemURL::FileSystemURL(const GURL& origin,
-                             FileSystemType mount_type,
-                             const base::FilePath& virtual_path,
-                             const std::string& mount_filesystem_id,
-                             FileSystemType cracked_type,
-                             const base::FilePath& cracked_path,
-                             const std::string& filesystem_id)
-    : is_valid_(true),
-      origin_(origin),
-      mount_type_(mount_type),
-      virtual_path_(virtual_path.NormalizePathSeparators()),
-      mount_filesystem_id_(mount_filesystem_id),
-      type_(cracked_type),
-      path_(cracked_path.NormalizePathSeparators()),
-      filesystem_id_(filesystem_id) {
-}
-
-FileSystemURL::~FileSystemURL() {}
-
-std::string FileSystemURL::DebugString() const {
-  if (!is_valid_)
-    return "invalid filesystem: URL";
-  std::ostringstream ss;
-  ss << GetFileSystemRootURI(origin_, mount_type_);
-
-  // filesystem_id_ will be non empty for (and only for) cracked URLs.
-  if (!filesystem_id_.empty()) {
-    ss << virtual_path_.value();
-    ss << " (";
-    ss << GetFileSystemTypeString(type_) << "@" << filesystem_id_ << ":";
-    ss << path_.value();
-    ss << ")";
-  } else {
-    ss << path_.value();
-  }
-  return ss.str();
-}
-
-bool FileSystemURL::IsParent(const FileSystemURL& child) const {
-  return origin() == child.origin() &&
-         type() == child.type() &&
-         filesystem_id() == child.filesystem_id() &&
-         path().IsParent(child.path());
-}
-
-bool FileSystemURL::operator==(const FileSystemURL& that) const {
-  return origin_ == that.origin_ &&
-      type_ == that.type_ &&
-      path_ == that.path_ &&
-      filesystem_id_ == that.filesystem_id_ &&
-      is_valid_ == that.is_valid_;
-}
-
-bool FileSystemURL::Comparator::operator()(const FileSystemURL& lhs,
-                                           const FileSystemURL& rhs) const {
-  DCHECK(lhs.is_valid_ && rhs.is_valid_);
-  if (lhs.origin_ != rhs.origin_)
-    return lhs.origin_ < rhs.origin_;
-  if (lhs.type_ != rhs.type_)
-    return lhs.type_ < rhs.type_;
-  if (lhs.filesystem_id_ != rhs.filesystem_id_)
-    return lhs.filesystem_id_ < rhs.filesystem_id_;
-  return lhs.path_ < rhs.path_;
-}
-
-}  // namespace fileapi