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
|
// 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.
#include "webkit/fileapi/remove_operation_delegate.h"
#include "base/bind.h"
#include "webkit/browser/fileapi/local_file_system_operation.h"
#include "webkit/fileapi/file_system_context.h"
#include "webkit/fileapi/file_system_operation_context.h"
namespace fileapi {
RemoveOperationDelegate::RemoveOperationDelegate(
FileSystemContext* file_system_context,
LocalFileSystemOperation* operation,
const FileSystemURL& url,
const StatusCallback& callback)
: RecursiveOperationDelegate(file_system_context, operation),
url_(url),
callback_(callback) {
}
RemoveOperationDelegate::~RemoveOperationDelegate() {}
void RemoveOperationDelegate::Run() {
NewNestedOperation()->RemoveFile(url_, base::Bind(
&RemoveOperationDelegate::DidTryRemoveFile, AsWeakPtr()));
}
void RemoveOperationDelegate::RunRecursively() {
StartRecursiveOperation(
url_,
base::Bind(&RemoveOperationDelegate::RemoveNextDirectory, AsWeakPtr()));
}
void RemoveOperationDelegate::ProcessFile(const FileSystemURL& url,
const StatusCallback& callback) {
if (to_remove_directories_.size() == 1u &&
to_remove_directories_.top() == url) {
// We seem to have been re-directed from ProcessDirectory.
to_remove_directories_.pop();
}
NewNestedOperation()->RemoveFile(url, base::Bind(
&RemoveOperationDelegate::DidRemoveFile, AsWeakPtr(), callback));
}
void RemoveOperationDelegate::ProcessDirectory(const FileSystemURL& url,
const StatusCallback& callback) {
to_remove_directories_.push(url);
callback.Run(base::PLATFORM_FILE_OK);
}
void RemoveOperationDelegate::DidTryRemoveFile(
base::PlatformFileError error) {
if (error == base::PLATFORM_FILE_OK ||
error != base::PLATFORM_FILE_ERROR_NOT_A_FILE) {
callback_.Run(error);
return;
}
NewNestedOperation()->RemoveDirectory(url_, callback_);
}
void RemoveOperationDelegate::DidRemoveFile(const StatusCallback& callback,
base::PlatformFileError error) {
if (error == base::PLATFORM_FILE_ERROR_NOT_FOUND) {
callback.Run(base::PLATFORM_FILE_OK);
return;
}
callback.Run(error);
}
void RemoveOperationDelegate::RemoveNextDirectory(
base::PlatformFileError error) {
if (error != base::PLATFORM_FILE_OK ||
to_remove_directories_.empty()) {
callback_.Run(error);
return;
}
FileSystemURL url = to_remove_directories_.top();
to_remove_directories_.pop();
NewNestedOperation()->RemoveDirectory(url, base::Bind(
&RemoveOperationDelegate::RemoveNextDirectory,
AsWeakPtr()));
}
} // namespace fileapi
|
