1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
|
// Copyright (c) 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.
#ifndef CHROME_BROWSER_EXTENSIONS_API_WEBVIEW_WEBVIEW_API_H_
#define CHROME_BROWSER_EXTENSIONS_API_WEBVIEW_WEBVIEW_API_H_
#include "chrome/browser/extensions/api/capture_web_contents_function.h"
#include "chrome/browser/extensions/api/execute_code_function.h"
#include "chrome/browser/guestview/webview/webview_guest.h"
// WARNING: Webview could be loaded in an unblessed context, thus any new
// APIs must extend WebviewExtensionFunction/WebviewExecuteCodeFunction which
// do a process ID check to prevent abuse by normal renderer processes.
// TODO(guohui): refactor WebviewExecuteCodeFunction to also extend
// WebviewExtensionFunction.
namespace extensions {
// An abstract base class for async webview APIs. It does a process ID check
// in RunImpl, and then calls RunImplSafe which must be overriden by all
// subclasses.
class WebviewExtensionFunction : public AsyncExtensionFunction {
public:
WebviewExtensionFunction() {}
protected:
virtual ~WebviewExtensionFunction() {}
// ExtensionFunction implementation.
virtual bool RunImpl() OVERRIDE FINAL;
private:
virtual bool RunImplSafe(WebViewGuest* guest) = 0;
};
class WebviewClearDataFunction : public WebviewExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webview.clearData", WEBVIEW_CLEARDATA);
WebviewClearDataFunction();
protected:
virtual ~WebviewClearDataFunction();
private:
// WebviewExtensionFunction implementation.
virtual bool RunImplSafe(WebViewGuest* guest) OVERRIDE;
uint32 GetRemovalMask();
void ClearDataDone();
// Removal start time.
base::Time remove_since_;
// Removal mask, corresponds to StoragePartition::RemoveDataMask enum.
uint32 remove_mask_;
// Tracks any data related or parse errors.
bool bad_message_;
DISALLOW_COPY_AND_ASSIGN(WebviewClearDataFunction);
};
class WebviewExecuteCodeFunction : public extensions::ExecuteCodeFunction {
public:
WebviewExecuteCodeFunction();
protected:
virtual ~WebviewExecuteCodeFunction();
// Initialize |details_| if it hasn't already been.
virtual bool Init() OVERRIDE;
virtual bool ShouldInsertCSS() const OVERRIDE;
virtual bool CanExecuteScriptOnPage() OVERRIDE;
// Guarded by a process ID check.
virtual extensions::ScriptExecutor* GetScriptExecutor() OVERRIDE FINAL;
virtual bool IsWebView() const OVERRIDE;
private:
// Contains extension resource built from path of file which is
// specified in JSON arguments.
extensions::ExtensionResource resource_;
int guest_instance_id_;
DISALLOW_COPY_AND_ASSIGN(WebviewExecuteCodeFunction);
};
class WebviewExecuteScriptFunction : public WebviewExecuteCodeFunction {
public:
WebviewExecuteScriptFunction();
protected:
virtual ~WebviewExecuteScriptFunction() {}
virtual void OnExecuteCodeFinished(const std::string& error,
int32 on_page_id,
const GURL& on_url,
const base::ListValue& result) OVERRIDE;
DECLARE_EXTENSION_FUNCTION("webview.executeScript", WEBVIEW_EXECUTESCRIPT)
private:
DISALLOW_COPY_AND_ASSIGN(WebviewExecuteScriptFunction);
};
class WebviewInsertCSSFunction : public WebviewExecuteCodeFunction {
public:
WebviewInsertCSSFunction();
protected:
virtual ~WebviewInsertCSSFunction() {}
virtual bool ShouldInsertCSS() const OVERRIDE;
DECLARE_EXTENSION_FUNCTION("webview.insertCSS", WEBVIEW_INSERTCSS)
private:
DISALLOW_COPY_AND_ASSIGN(WebviewInsertCSSFunction);
};
class WebviewCaptureVisibleRegionFunction
: public extensions::CaptureWebContentsFunction {
DECLARE_EXTENSION_FUNCTION("webview.captureVisibleRegion",
WEBVIEW_CAPTUREVISIBLEREGION);
WebviewCaptureVisibleRegionFunction();
protected:
virtual ~WebviewCaptureVisibleRegionFunction();
private:
// extensions::CaptureWebContentsFunction implementation.
virtual bool IsScreenshotEnabled() OVERRIDE;
virtual content::WebContents* GetWebContentsForID(int id) OVERRIDE;
virtual void OnCaptureFailure(FailureReason reason) OVERRIDE;
DISALLOW_COPY_AND_ASSIGN(WebviewCaptureVisibleRegionFunction);
};
class WebviewSetZoomFunction : public WebviewExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webview.setZoom", WEBVIEW_SETZOOM);
WebviewSetZoomFunction();
protected:
virtual ~WebviewSetZoomFunction();
private:
virtual bool RunImplSafe(WebViewGuest* guest) OVERRIDE;
DISALLOW_COPY_AND_ASSIGN(WebviewSetZoomFunction);
};
class WebviewGetZoomFunction : public WebviewExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webview.getZoom", WEBVIEW_GETZOOM);
WebviewGetZoomFunction();
protected:
virtual ~WebviewGetZoomFunction();
private:
virtual bool RunImplSafe(WebViewGuest* guest) OVERRIDE;
DISALLOW_COPY_AND_ASSIGN(WebviewGetZoomFunction);
};
class WebviewGoFunction : public WebviewExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webview.go", WEBVIEW_GO);
WebviewGoFunction();
protected:
virtual ~WebviewGoFunction();
private:
// WebviewExtensionFunction implementation.
virtual bool RunImplSafe(WebViewGuest* guest) OVERRIDE;
DISALLOW_COPY_AND_ASSIGN(WebviewGoFunction);
};
class WebviewReloadFunction : public WebviewExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webview.reload", WEBVIEW_RELOAD);
WebviewReloadFunction();
protected:
virtual ~WebviewReloadFunction();
private:
// WebviewExtensionFunction implementation.
virtual bool RunImplSafe(WebViewGuest* guest) OVERRIDE;
DISALLOW_COPY_AND_ASSIGN(WebviewReloadFunction);
};
class WebviewSetPermissionFunction : public WebviewExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webview.setPermission", WEBVIEW_SETPERMISSION);
WebviewSetPermissionFunction();
protected:
virtual ~WebviewSetPermissionFunction();
private:
// WebviewExtensionFunction implementation.
virtual bool RunImplSafe(WebViewGuest* guest) OVERRIDE;
DISALLOW_COPY_AND_ASSIGN(WebviewSetPermissionFunction);
};
class WebviewOverrideUserAgentFunction: public WebviewExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webview.overrideUserAgent",
WEBVIEW_OVERRIDEUSERAGENT);
WebviewOverrideUserAgentFunction();
protected:
virtual ~WebviewOverrideUserAgentFunction();
private:
// WebviewExtensionFunction implementation.
virtual bool RunImplSafe(WebViewGuest* guest) OVERRIDE;
DISALLOW_COPY_AND_ASSIGN(WebviewOverrideUserAgentFunction);
};
class WebviewStopFunction : public WebviewExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webview.stop", WEBVIEW_STOP);
WebviewStopFunction();
protected:
virtual ~WebviewStopFunction();
private:
// WebviewExtensionFunction implementation.
virtual bool RunImplSafe(WebViewGuest* guest) OVERRIDE;
DISALLOW_COPY_AND_ASSIGN(WebviewStopFunction);
};
class WebviewTerminateFunction : public WebviewExtensionFunction {
public:
DECLARE_EXTENSION_FUNCTION("webview.terminate", WEBVIEW_TERMINATE);
WebviewTerminateFunction();
protected:
virtual ~WebviewTerminateFunction();
private:
// WebviewExtensionFunction implementation.
virtual bool RunImplSafe(WebViewGuest* guest) OVERRIDE;
DISALLOW_COPY_AND_ASSIGN(WebviewTerminateFunction);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_API_WEBVIEW_WEBVIEW_API_H_
|
