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
|
// Copyright (c) 2012 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 "chrome/browser/chromeos/file_manager/open_util.h"
#include "base/bind.h"
#include "base/files/file_path.h"
#include "base/logging.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/chromeos/drive/file_system_util.h"
#include "chrome/browser/chromeos/file_manager/app_id.h"
#include "chrome/browser/chromeos/file_manager/file_tasks.h"
#include "chrome/browser/chromeos/file_manager/fileapi_util.h"
#include "chrome/browser/chromeos/file_manager/path_util.h"
#include "chrome/browser/chromeos/file_manager/url_util.h"
#include "chrome/browser/extensions/api/file_handlers/mime_util.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_finder.h"
#include "chrome/browser/ui/browser_window.h"
#include "chrome/browser/ui/simple_message_box.h"
#include "chrome/grit/generated_resources.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/user_metrics.h"
#include "storage/browser/fileapi/file_system_backend.h"
#include "storage/browser/fileapi/file_system_context.h"
#include "storage/browser/fileapi/file_system_operation_runner.h"
#include "storage/browser/fileapi/file_system_url.h"
#include "ui/base/l10n/l10n_util.h"
using content::BrowserThread;
using storage::FileSystemURL;
namespace file_manager {
namespace util {
namespace {
// Shows a warning message box saying that the file could not be opened.
void ShowWarningMessageBox(Profile* profile,
const base::FilePath& file_path,
int message_id) {
Browser* browser = chrome::FindTabbedBrowser(
profile, false, chrome::HOST_DESKTOP_TYPE_ASH);
chrome::ShowMessageBox(
browser ? browser->window()->GetNativeWindow() : NULL,
l10n_util::GetStringFUTF16(
IDS_FILE_BROWSER_ERROR_VIEWING_FILE_TITLE,
base::UTF8ToUTF16(file_path.BaseName().AsUTF8Unsafe())),
l10n_util::GetStringUTF16(message_id),
chrome::MESSAGE_BOX_TYPE_WARNING);
}
// Executes the |task| for the file specified by |url|.
void ExecuteFileTaskForUrl(Profile* profile,
const file_tasks::TaskDescriptor& task,
const GURL& url) {
storage::FileSystemContext* file_system_context =
GetFileSystemContextForExtensionId(profile, kFileManagerAppId);
file_tasks::ExecuteFileTask(
profile,
GetFileManagerMainPageUrl(), // Executing the task on behalf of Files.app.
task,
std::vector<FileSystemURL>(1, file_system_context->CrackURL(url)),
file_tasks::FileTaskFinishedCallback());
}
// Opens the file manager for the specified |url|. Used to implement
// internal handlers of special action IDs:
//
// "open" - Open the file manager for the given folder.
// "select" - Open the file manager for the given file. The folder containing
// the file will be opened with the file selected.
void OpenFileManagerWithInternalActionId(Profile* profile,
const GURL& url,
const std::string& action_id) {
DCHECK(action_id == "open" || action_id == "select");
content::RecordAction(base::UserMetricsAction("ShowFileBrowserFullTab"));
file_tasks::TaskDescriptor task(kFileManagerAppId,
file_tasks::TASK_TYPE_FILE_BROWSER_HANDLER,
action_id);
ExecuteFileTaskForUrl(profile, task, url);
}
// Opens the file with fetched MIME type and calls the callback.
void OpenFileWithMimeType(Profile* profile,
const base::FilePath& path,
const GURL& url,
const base::Callback<void(bool)>& callback,
const std::string& mime_type) {
extensions::app_file_handler_util::PathAndMimeTypeSet path_mime_set;
path_mime_set.insert(std::make_pair(path, mime_type));
std::vector<GURL> file_urls;
file_urls.push_back(url);
std::vector<file_tasks::FullTaskDescriptor> tasks;
file_tasks::FindAllTypesOfTasks(
profile,
drive::util::GetDriveAppRegistryByProfile(profile),
path_mime_set,
file_urls,
&tasks);
if (tasks.empty()) {
callback.Run(false);
return;
}
const file_tasks::FullTaskDescriptor* chosen_task = &tasks[0];
for (size_t i = 0; i < tasks.size(); ++i) {
if (tasks[i].is_default()) {
chosen_task = &tasks[i];
break;
}
}
ExecuteFileTaskForUrl(profile, chosen_task->task_descriptor(), url);
callback.Run(true);
}
// Opens the file specified by |url| by finding and executing a file task for
// the file. In case of success, calls |callback| with true. Otherwise the
// returned value is false.
void OpenFile(Profile* profile,
const base::FilePath& path,
const GURL& url,
const base::Callback<void(bool)>& callback) {
extensions::app_file_handler_util::GetMimeTypeForLocalPath(
profile,
path,
base::Bind(&OpenFileWithMimeType, profile, path, url, callback));
}
// Called when execution of ContinueOpenItem() is completed.
void OnContinueOpenItemCompleted(Profile* profile,
const base::FilePath& file_path,
bool result) {
if (!result) {
int message;
if (file_path.Extension() == FILE_PATH_LITERAL(".dmg"))
message = IDS_FILE_BROWSER_ERROR_VIEWING_FILE_FOR_DMG;
else if (file_path.Extension() == FILE_PATH_LITERAL(".exe") ||
file_path.Extension() == FILE_PATH_LITERAL(".msi"))
message = IDS_FILE_BROWSER_ERROR_VIEWING_FILE_FOR_EXECUTABLE;
else
message = IDS_FILE_BROWSER_ERROR_VIEWING_FILE;
ShowWarningMessageBox(profile, file_path, message);
}
}
// Used to implement OpenItem().
void ContinueOpenItem(Profile* profile,
const base::FilePath& file_path,
const GURL& url,
base::File::Error error) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
if (error == base::File::FILE_OK) {
// A directory exists at |url|. Open it with the file manager.
OpenFileManagerWithInternalActionId(profile, url, "open");
} else {
// |url| should be a file. Open it.
OpenFile(profile,
file_path,
url,
base::Bind(&OnContinueOpenItemCompleted, profile, file_path));
}
}
// Converts the |path| passed from external callers to the filesystem URL
// that the file manager can correctly handle.
//
// When conversion fails, it shows a warning dialog UI and returns false.
bool ConvertPath(Profile* profile, const base::FilePath& path, GURL* url) {
if (!ConvertAbsoluteFilePathToFileSystemUrl(
profile, path, kFileManagerAppId, url)) {
ShowWarningMessageBox(profile, path,
IDS_FILE_BROWSER_ERROR_UNRESOLVABLE_FILE);
return false;
}
return true;
}
} // namespace
void OpenItem(Profile* profile, const base::FilePath& file_path) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
GURL url;
if (!ConvertPath(profile, file_path, &url))
return;
CheckIfDirectoryExists(
GetFileSystemContextForExtensionId(profile, kFileManagerAppId),
url,
base::Bind(&ContinueOpenItem, profile, file_path, url));
}
void ShowItemInFolder(Profile* profile, const base::FilePath& file_path) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
GURL url;
if (!ConvertPath(profile, file_path, &url))
return;
// This action changes the selection so we do not reuse existing tabs.
OpenFileManagerWithInternalActionId(profile, url, "select");
}
} // namespace util
} // namespace file_manager
|
