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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef EXTENSIONS_BROWSER_API_GUEST_VIEW_WEB_VIEW_WEB_VIEW_INTERNAL_API_H_
#define EXTENSIONS_BROWSER_API_GUEST_VIEW_WEB_VIEW_WEB_VIEW_INTERNAL_API_H_
#include <stdint.h>
#include "base/memory/scoped_refptr.h"
#include "base/time/time.h"
#include "base/values.h"
#include "extensions/browser/api/execute_code_function.h"
#include "extensions/browser/api/web_contents_capture_client.h"
#include "extensions/browser/extension_function.h"
#include "extensions/browser/guest_view/web_view/web_ui/web_ui_url_fetcher.h"
#include "extensions/browser/guest_view/web_view/web_view_guest.h"
#include "extensions/browser/url_fetcher.h"
class SkBitmap;
namespace base {
class TaskRunner;
}
// WARNING: WebViewInternal could be loaded in an unprivileged context, thus any
// new APIs must extend WebViewInternalExtensionFunction or
// WebViewInternalExecuteCodeFunction which do a process ID check to prevent
// abuse by normal renderer processes.
namespace extensions {
class WebViewInternalExtensionFunction : public ExtensionFunction {
public:
WebViewInternalExtensionFunction() = default;
protected:
~WebViewInternalExtensionFunction() override = default;
bool PreRunValidation(std::string* error) override;
WebViewGuest& GetGuest();
private:
int instance_id_ = 0;
};
class WebViewInternalCaptureVisibleRegionFunction
: public WebViewInternalExtensionFunction,
public WebContentsCaptureClient {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.captureVisibleRegion",
WEBVIEWINTERNAL_CAPTUREVISIBLEREGION)
WebViewInternalCaptureVisibleRegionFunction();
WebViewInternalCaptureVisibleRegionFunction(
const WebViewInternalCaptureVisibleRegionFunction&) = delete;
WebViewInternalCaptureVisibleRegionFunction& operator=(
const WebViewInternalCaptureVisibleRegionFunction&) = delete;
protected:
~WebViewInternalCaptureVisibleRegionFunction() override {}
// ExtensionFunction:
ResponseAction Run() override;
void GetQuotaLimitHeuristics(QuotaLimitHeuristics* heuristics) const override;
bool ShouldSkipQuotaLimiting() const override;
private:
// extensions::WebContentsCaptureClient:
ScreenshotAccess GetScreenshotAccess(
content::WebContents* web_contents) const override;
bool ClientAllowsTransparency() override;
void OnCaptureSuccess(const SkBitmap& bitmap) override;
void OnCaptureFailure(CaptureResult result) override;
void EncodeBitmapOnWorkerThread(
scoped_refptr<base::TaskRunner> reply_task_runner,
const SkBitmap& bitmap);
void OnBitmapEncodedOnUIThread(std::optional<std::string> base64_result);
std::string GetErrorMessage(CaptureResult result);
bool is_guest_transparent_;
};
class WebViewInternalNavigateFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.navigate",
WEBVIEWINTERNAL_NAVIGATE)
WebViewInternalNavigateFunction() {}
WebViewInternalNavigateFunction(const WebViewInternalNavigateFunction&) =
delete;
WebViewInternalNavigateFunction& operator=(
const WebViewInternalNavigateFunction&) = delete;
protected:
~WebViewInternalNavigateFunction() override {}
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalExecuteCodeFunction
: public extensions::ExecuteCodeFunction {
public:
// This is called when a file URL request is complete.
// Parameters:
// - whether the request is success.
// - If yes, the content of the file.
// This callback should match the associated LoadFileCallback types
// specified in WebUIURLFetcher and ControlledFrameEmbedderURLFetcher.
using LoadFileCallback =
base::OnceCallback<void(bool, std::unique_ptr<std::string>)>;
WebViewInternalExecuteCodeFunction();
WebViewInternalExecuteCodeFunction(
const WebViewInternalExecuteCodeFunction&) = delete;
WebViewInternalExecuteCodeFunction& operator=(
const WebViewInternalExecuteCodeFunction&) = delete;
protected:
~WebViewInternalExecuteCodeFunction() override;
// Initialize `details_` if it hasn't already been.
InitResult Init() override;
bool ShouldInsertCSS() const override;
bool ShouldRemoveCSS() const override;
bool CanExecuteScriptOnPage(std::string* error) override;
// Guarded by a process ID check.
extensions::ScriptExecutor* GetScriptExecutor(std::string* error) final;
bool IsWebView() const override;
int GetRootFrameId() const override;
const GURL& GetWebViewSrc() const override;
bool LoadFile(const std::string& file, std::string* error) override;
private:
// Loads a file url in embedders such as WebUI and Controlled Frame.
bool LoadFileForEmbedder(const std::string& file_src,
LoadFileCallback callback);
void DidLoadFileForEmbedder(const std::string& file,
bool success,
std::unique_ptr<std::string> data);
// Contains extension resource built from path of file which is
// specified in JSON arguments.
extensions::ExtensionResource resource_;
int guest_instance_id_;
GURL guest_src_;
std::unique_ptr<URLFetcher> url_fetcher_;
};
class WebViewInternalExecuteScriptFunction
: public WebViewInternalExecuteCodeFunction {
public:
WebViewInternalExecuteScriptFunction();
WebViewInternalExecuteScriptFunction(
const WebViewInternalExecuteScriptFunction&) = delete;
WebViewInternalExecuteScriptFunction& operator=(
const WebViewInternalExecuteScriptFunction&) = delete;
protected:
~WebViewInternalExecuteScriptFunction() override {}
DECLARE_EXTENSION_FUNCTION("webViewInternal.executeScript",
WEBVIEWINTERNAL_EXECUTESCRIPT)
};
class WebViewInternalInsertCSSFunction
: public WebViewInternalExecuteCodeFunction {
public:
WebViewInternalInsertCSSFunction();
WebViewInternalInsertCSSFunction(const WebViewInternalInsertCSSFunction&) =
delete;
WebViewInternalInsertCSSFunction& operator=(
const WebViewInternalInsertCSSFunction&) = delete;
protected:
~WebViewInternalInsertCSSFunction() override {}
bool ShouldInsertCSS() const override;
DECLARE_EXTENSION_FUNCTION("webViewInternal.insertCSS",
WEBVIEWINTERNAL_INSERTCSS)
};
class WebViewInternalAddContentScriptsFunction : public ExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.addContentScripts",
WEBVIEWINTERNAL_ADDCONTENTSCRIPTS)
WebViewInternalAddContentScriptsFunction();
WebViewInternalAddContentScriptsFunction(
const WebViewInternalAddContentScriptsFunction&) = delete;
WebViewInternalAddContentScriptsFunction& operator=(
const WebViewInternalAddContentScriptsFunction&) = delete;
protected:
~WebViewInternalAddContentScriptsFunction() override;
private:
ExecuteCodeFunction::ResponseAction Run() override;
};
class WebViewInternalRemoveContentScriptsFunction : public ExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.removeContentScripts",
WEBVIEWINTERNAL_REMOVECONTENTSCRIPTS)
WebViewInternalRemoveContentScriptsFunction();
WebViewInternalRemoveContentScriptsFunction(
const WebViewInternalRemoveContentScriptsFunction&) = delete;
WebViewInternalRemoveContentScriptsFunction& operator=(
const WebViewInternalRemoveContentScriptsFunction&) = delete;
protected:
~WebViewInternalRemoveContentScriptsFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalSetNameFunction : public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.setName", WEBVIEWINTERNAL_SETNAME)
WebViewInternalSetNameFunction();
WebViewInternalSetNameFunction(const WebViewInternalSetNameFunction&) =
delete;
WebViewInternalSetNameFunction& operator=(
const WebViewInternalSetNameFunction&) = delete;
protected:
~WebViewInternalSetNameFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalSetAllowTransparencyFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.setAllowTransparency",
WEBVIEWINTERNAL_SETALLOWTRANSPARENCY)
WebViewInternalSetAllowTransparencyFunction();
WebViewInternalSetAllowTransparencyFunction(
const WebViewInternalSetAllowTransparencyFunction&) = delete;
WebViewInternalSetAllowTransparencyFunction& operator=(
const WebViewInternalSetAllowTransparencyFunction&) = delete;
protected:
~WebViewInternalSetAllowTransparencyFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalSetAllowScalingFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.setAllowScaling",
WEBVIEWINTERNAL_SETALLOWSCALING)
WebViewInternalSetAllowScalingFunction();
WebViewInternalSetAllowScalingFunction(
const WebViewInternalSetAllowScalingFunction&) = delete;
WebViewInternalSetAllowScalingFunction& operator=(
const WebViewInternalSetAllowScalingFunction&) = delete;
protected:
~WebViewInternalSetAllowScalingFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalSetZoomFunction : public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.setZoom", WEBVIEWINTERNAL_SETZOOM)
WebViewInternalSetZoomFunction();
WebViewInternalSetZoomFunction(const WebViewInternalSetZoomFunction&) =
delete;
WebViewInternalSetZoomFunction& operator=(
const WebViewInternalSetZoomFunction&) = delete;
protected:
~WebViewInternalSetZoomFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalGetZoomFunction : public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.getZoom", WEBVIEWINTERNAL_GETZOOM)
WebViewInternalGetZoomFunction();
WebViewInternalGetZoomFunction(const WebViewInternalGetZoomFunction&) =
delete;
WebViewInternalGetZoomFunction& operator=(
const WebViewInternalGetZoomFunction&) = delete;
protected:
~WebViewInternalGetZoomFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalSetZoomModeFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.setZoomMode",
WEBVIEWINTERNAL_SETZOOMMODE)
WebViewInternalSetZoomModeFunction();
WebViewInternalSetZoomModeFunction(
const WebViewInternalSetZoomModeFunction&) = delete;
WebViewInternalSetZoomModeFunction& operator=(
const WebViewInternalSetZoomModeFunction&) = delete;
protected:
~WebViewInternalSetZoomModeFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalGetZoomModeFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.getZoomMode",
WEBVIEWINTERNAL_GETZOOMMODE)
WebViewInternalGetZoomModeFunction();
WebViewInternalGetZoomModeFunction(
const WebViewInternalGetZoomModeFunction&) = delete;
WebViewInternalGetZoomModeFunction& operator=(
const WebViewInternalGetZoomModeFunction&) = delete;
protected:
~WebViewInternalGetZoomModeFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalFindFunction : public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.find", WEBVIEWINTERNAL_FIND)
WebViewInternalFindFunction();
WebViewInternalFindFunction(const WebViewInternalFindFunction&) = delete;
WebViewInternalFindFunction& operator=(const WebViewInternalFindFunction&) =
delete;
// Used by WebViewInternalFindHelper to Respond().
void ForwardResponse(base::Value::Dict results);
protected:
~WebViewInternalFindFunction() override;
private:
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalStopFindingFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.stopFinding",
WEBVIEWINTERNAL_STOPFINDING)
WebViewInternalStopFindingFunction();
WebViewInternalStopFindingFunction(
const WebViewInternalStopFindingFunction&) = delete;
WebViewInternalStopFindingFunction& operator=(
const WebViewInternalStopFindingFunction&) = delete;
protected:
~WebViewInternalStopFindingFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalLoadDataWithBaseUrlFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.loadDataWithBaseUrl",
WEBVIEWINTERNAL_LOADDATAWITHBASEURL)
WebViewInternalLoadDataWithBaseUrlFunction();
WebViewInternalLoadDataWithBaseUrlFunction(
const WebViewInternalLoadDataWithBaseUrlFunction&) = delete;
WebViewInternalLoadDataWithBaseUrlFunction& operator=(
const WebViewInternalLoadDataWithBaseUrlFunction&) = delete;
protected:
~WebViewInternalLoadDataWithBaseUrlFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalGoFunction : public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.go", WEBVIEWINTERNAL_GO)
WebViewInternalGoFunction();
WebViewInternalGoFunction(const WebViewInternalGoFunction&) = delete;
WebViewInternalGoFunction& operator=(const WebViewInternalGoFunction&) =
delete;
protected:
~WebViewInternalGoFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalReloadFunction : public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.reload", WEBVIEWINTERNAL_RELOAD)
WebViewInternalReloadFunction();
WebViewInternalReloadFunction(const WebViewInternalReloadFunction&) = delete;
WebViewInternalReloadFunction& operator=(
const WebViewInternalReloadFunction&) = delete;
protected:
~WebViewInternalReloadFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalSetPermissionFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.setPermission",
WEBVIEWINTERNAL_SETPERMISSION)
WebViewInternalSetPermissionFunction();
WebViewInternalSetPermissionFunction(
const WebViewInternalSetPermissionFunction&) = delete;
WebViewInternalSetPermissionFunction& operator=(
const WebViewInternalSetPermissionFunction&) = delete;
protected:
~WebViewInternalSetPermissionFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalOverrideUserAgentFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.overrideUserAgent",
WEBVIEWINTERNAL_OVERRIDEUSERAGENT)
WebViewInternalOverrideUserAgentFunction();
WebViewInternalOverrideUserAgentFunction(
const WebViewInternalOverrideUserAgentFunction&) = delete;
WebViewInternalOverrideUserAgentFunction& operator=(
const WebViewInternalOverrideUserAgentFunction&) = delete;
protected:
~WebViewInternalOverrideUserAgentFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalStopFunction : public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.stop", WEBVIEWINTERNAL_STOP)
WebViewInternalStopFunction();
WebViewInternalStopFunction(const WebViewInternalStopFunction&) = delete;
WebViewInternalStopFunction& operator=(const WebViewInternalStopFunction&) =
delete;
protected:
~WebViewInternalStopFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalSetAudioMutedFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.setAudioMuted",
WEBVIEWINTERNAL_SETAUDIOMUTED)
WebViewInternalSetAudioMutedFunction();
WebViewInternalSetAudioMutedFunction(
const WebViewInternalSetAudioMutedFunction&) = delete;
WebViewInternalSetAudioMutedFunction& operator=(
const WebViewInternalSetAudioMutedFunction&) = delete;
protected:
~WebViewInternalSetAudioMutedFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalIsAudioMutedFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.isAudioMuted",
WEBVIEWINTERNAL_ISAUDIOMUTED)
WebViewInternalIsAudioMutedFunction();
WebViewInternalIsAudioMutedFunction(
const WebViewInternalIsAudioMutedFunction&) = delete;
WebViewInternalIsAudioMutedFunction& operator=(
const WebViewInternalIsAudioMutedFunction&) = delete;
protected:
~WebViewInternalIsAudioMutedFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalGetAudioStateFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.getAudioState",
WEBVIEWINTERNAL_GETAUDIOSTATE)
WebViewInternalGetAudioStateFunction();
WebViewInternalGetAudioStateFunction(
const WebViewInternalGetAudioStateFunction&) = delete;
WebViewInternalGetAudioStateFunction& operator=(
const WebViewInternalGetAudioStateFunction&) = delete;
protected:
~WebViewInternalGetAudioStateFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalTerminateFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.terminate",
WEBVIEWINTERNAL_TERMINATE)
WebViewInternalTerminateFunction();
WebViewInternalTerminateFunction(const WebViewInternalTerminateFunction&) =
delete;
WebViewInternalTerminateFunction& operator=(
const WebViewInternalTerminateFunction&) = delete;
protected:
~WebViewInternalTerminateFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalClearDataFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.clearData",
WEBVIEWINTERNAL_CLEARDATA)
WebViewInternalClearDataFunction();
WebViewInternalClearDataFunction(const WebViewInternalClearDataFunction&) =
delete;
WebViewInternalClearDataFunction& operator=(
const WebViewInternalClearDataFunction&) = delete;
protected:
~WebViewInternalClearDataFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
private:
uint32_t GetRemovalMask();
void ClearDataDone();
// Removal start time.
base::Time remove_since_;
// Removal mask, corresponds to StoragePartition::RemoveDataMask enum.
uint32_t remove_mask_;
// Tracks any data related or parse errors.
bool bad_message_;
};
class WebViewInternalSetSpatialNavigationEnabledFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.setSpatialNavigationEnabled",
WEBVIEWINTERNAL_SETSPATIALNAVIGATIONENABLED)
WebViewInternalSetSpatialNavigationEnabledFunction();
WebViewInternalSetSpatialNavigationEnabledFunction(
const WebViewInternalSetSpatialNavigationEnabledFunction&) = delete;
WebViewInternalSetSpatialNavigationEnabledFunction& operator=(
const WebViewInternalSetSpatialNavigationEnabledFunction&) = delete;
protected:
~WebViewInternalSetSpatialNavigationEnabledFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
class WebViewInternalIsSpatialNavigationEnabledFunction
: public WebViewInternalExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webViewInternal.isSpatialNavigationEnabled",
WEBVIEWINTERNAL_ISSPATIALNAVIGATIONENABLED)
WebViewInternalIsSpatialNavigationEnabledFunction();
WebViewInternalIsSpatialNavigationEnabledFunction(
const WebViewInternalIsSpatialNavigationEnabledFunction&) = delete;
WebViewInternalIsSpatialNavigationEnabledFunction& operator=(
const WebViewInternalIsSpatialNavigationEnabledFunction&) = delete;
protected:
~WebViewInternalIsSpatialNavigationEnabledFunction() override;
// ExtensionFunction:
ResponseAction Run() override;
};
} // namespace extensions
#endif // EXTENSIONS_BROWSER_API_GUEST_VIEW_WEB_VIEW_WEB_VIEW_INTERNAL_API_H_
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