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// Copyright 2013 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 "content/renderer/pepper/pepper_file_ref_renderer_host.h"
#include <string>
#include "net/base/escape.h"
#include "ppapi/c/pp_errors.h"
#include "ppapi/host/ppapi_host.h"
#include "ppapi/shared_impl/file_ref_util.h"
namespace content {
PepperFileRefRendererHost::PepperFileRefRendererHost(
RendererPpapiHost* host,
PP_Instance instance,
PP_Resource resource,
PP_Resource file_system,
const std::string& internal_path)
: ResourceHost(host->GetPpapiHost(), instance, resource),
file_system_type_(PP_FILESYSTEMTYPE_INVALID),
internal_path_(internal_path) {
if (!ppapi::IsValidInternalPath(internal_path))
return;
ResourceHost* fs_host = host->GetPpapiHost()->GetResourceHost(file_system);
if (fs_host && fs_host->IsFileSystemHost()) {
fs_host_ = base::AsWeakPtr(static_cast<PepperFileSystemHost*>(fs_host));
file_system_type_ = fs_host_->GetType();
}
}
PepperFileRefRendererHost::PepperFileRefRendererHost(
RendererPpapiHost* host,
PP_Instance instance,
PP_Resource resource,
const base::FilePath& external_path)
: ResourceHost(host->GetPpapiHost(), instance, resource),
file_system_type_(PP_FILESYSTEMTYPE_EXTERNAL),
external_path_(external_path) {
if (!ppapi::IsValidExternalPath(external_path))
file_system_type_ = PP_FILESYSTEMTYPE_INVALID;
}
PepperFileRefRendererHost::~PepperFileRefRendererHost() {}
PP_FileSystemType PepperFileRefRendererHost::GetFileSystemType() const {
return file_system_type_;
}
GURL PepperFileRefRendererHost::GetFileSystemURL() const {
if (fs_host_.get() && fs_host_->IsOpened() &&
fs_host_->GetRootUrl().is_valid()) {
CHECK(!internal_path_.empty() && internal_path_[0] == '/');
// We strip off the leading slash when passing the URL to Resolve().
// Internal paths are required to be absolute, so we can require this.
return fs_host_->GetRootUrl().Resolve(
net::EscapePath(internal_path_.substr(1)));
}
return GURL();
}
base::FilePath PepperFileRefRendererHost::GetExternalFilePath() const {
if (file_system_type_ != PP_FILESYSTEMTYPE_EXTERNAL)
return base::FilePath();
return external_path_;
}
int32_t PepperFileRefRendererHost::OnResourceMessageReceived(
const IPC::Message& msg,
ppapi::host::HostMessageContext* context) {
// We don't handle any messages from the plugin in this host.
NOTREACHED();
return PP_ERROR_FAILED;
}
bool PepperFileRefRendererHost::IsFileRefHost() { return true; }
} // namespace content
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