1/*
2 * Copyright (C) 2011, 2012 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef InspectorFileSystemAgent_h
32#define InspectorFileSystemAgent_h
33
34#if ENABLE(INSPECTOR) && ENABLE(FILE_SYSTEM)
35
36#include "InspectorBaseAgent.h"
37
38#include <wtf/PassOwnPtr.h>
39#include <wtf/PassRefPtr.h>
40
41namespace WebCore {
42
43class InspectorFrontend;
44class InspectorPageAgent;
45class ScriptExecutionContext;
46class SecurityOrigin;
47
48class InspectorFileSystemAgent : public InspectorBaseAgent<InspectorFileSystemAgent>, public InspectorBackendDispatcher::FileSystemCommandHandler {
49public:
50    static PassOwnPtr<InspectorFileSystemAgent> create(InstrumentingAgents*, InspectorPageAgent*, InspectorCompositeState*);
51    virtual ~InspectorFileSystemAgent();
52
53    virtual void enable(ErrorString*) OVERRIDE;
54    virtual void disable(ErrorString*) OVERRIDE;
55
56    virtual void requestFileSystemRoot(ErrorString*, const String& origin, const String& typeString, PassRefPtr<RequestFileSystemRootCallback>) OVERRIDE;
57    virtual void requestDirectoryContent(ErrorString*, const String& url, PassRefPtr<RequestDirectoryContentCallback>) OVERRIDE;
58    virtual void requestMetadata(ErrorString*, const String& url, PassRefPtr<RequestMetadataCallback>) OVERRIDE;
59    virtual void requestFileContent(ErrorString*, const String& url, bool readAsText, const int* start, const int* end, const String* charset, PassRefPtr<RequestFileContentCallback>) OVERRIDE;
60    virtual void deleteEntry(ErrorString*, const String& url, PassRefPtr<DeleteEntryCallback>) OVERRIDE;
61
62    virtual void clearFrontend() OVERRIDE;
63    virtual void restore() OVERRIDE;
64
65private:
66    InspectorFileSystemAgent(InstrumentingAgents*, InspectorPageAgent*, InspectorCompositeState*);
67    bool assertEnabled(ErrorString*);
68    ScriptExecutionContext* assertScriptExecutionContextForOrigin(ErrorString*, SecurityOrigin*);
69
70    InspectorPageAgent* m_pageAgent;
71    bool m_enabled;
72};
73
74} // namespace WebCore
75
76#endif // ENABLE(INSPECTOR) && ENABLE(FILE_SYSTEM)
77#endif // InspectorFileSystemAgent_h
78