mirror of
https://bitbucket.org/chromiumembedded/cef
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a3e0935ce3
git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@504 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
114 lines
3.2 KiB
C++
114 lines
3.2 KiB
C++
// Copyright (c) 2011 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "libcef/cef_thread.h"
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#include "libcef/drag_download_util.h"
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#include "base/bind.h"
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#include "base/string_util.h"
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#include "base/file_path.h"
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#include "base/file_util.h"
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#include "base/memory/scoped_ptr.h"
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#include "base/string_number_conversions.h"
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#include "base/utf_string_conversions.h"
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#include "googleurl/src/gurl.h"
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#include "net/base/file_stream.h"
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#include "net/base/net_errors.h"
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using net::FileStream;
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namespace drag_download_util {
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bool ParseDownloadMetadata(const string16& metadata,
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string16* mime_type,
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FilePath* file_name,
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GURL* url) {
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const char16 separator = L':';
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size_t mime_type_end_pos = metadata.find(separator);
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if (mime_type_end_pos == string16::npos)
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return false;
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size_t file_name_end_pos = metadata.find(separator, mime_type_end_pos + 1);
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if (file_name_end_pos == string16::npos)
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return false;
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GURL parsed_url = GURL(metadata.substr(file_name_end_pos + 1));
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if (!parsed_url.is_valid())
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return false;
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if (mime_type)
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*mime_type = metadata.substr(0, mime_type_end_pos);
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if (file_name) {
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string16 file_name_str = metadata.substr(
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mime_type_end_pos + 1, file_name_end_pos - mime_type_end_pos - 1);
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#if defined(OS_WIN)
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*file_name = FilePath(file_name_str);
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#else
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*file_name = FilePath(UTF16ToUTF8(file_name_str));
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#endif
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}
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if (url)
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*url = parsed_url;
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return true;
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}
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FileStream* CreateFileStreamForDrop(FilePath* file_path) {
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DCHECK(file_path && !file_path->empty());
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scoped_ptr<FileStream> file_stream(new FileStream);
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const int kMaxSeq = 99;
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for (int seq = 0; seq <= kMaxSeq; seq++) {
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FilePath new_file_path;
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if (seq == 0) {
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new_file_path = *file_path;
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} else {
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#if defined(OS_WIN)
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string16 suffix = ASCIIToUTF16("-") + base::IntToString16(seq);
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#else
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std::string suffix = std::string("-") + base::IntToString(seq);
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#endif
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new_file_path = file_path->InsertBeforeExtension(suffix);
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}
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// Explicitly (and redundantly check) for file -- despite the fact that our
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// open won't overwrite -- just to avoid log spew.
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if (!file_util::PathExists(new_file_path) &&
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file_stream->Open(new_file_path, base::PLATFORM_FILE_CREATE |
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base::PLATFORM_FILE_WRITE) == net::OK) {
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*file_path = new_file_path;
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return file_stream.release();
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}
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}
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return NULL;
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}
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PromiseFileFinalizer::PromiseFileFinalizer(
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DragDownloadFile* drag_file_downloader)
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: drag_file_downloader_(drag_file_downloader) {
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}
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PromiseFileFinalizer::~PromiseFileFinalizer() {}
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void PromiseFileFinalizer::Cleanup() {
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if (drag_file_downloader_.get())
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drag_file_downloader_ = NULL;
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}
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void PromiseFileFinalizer::OnDownloadCompleted(const FilePath& file_path) {
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CefThread::PostTask(
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CefThread::UI, FROM_HERE,
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base::Bind(&PromiseFileFinalizer::Cleanup, this));
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}
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void PromiseFileFinalizer::OnDownloadAborted() {
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CefThread::PostTask(
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CefThread::UI, FROM_HERE,
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base::Bind(&PromiseFileFinalizer::Cleanup, this));
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}
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} // namespace drag_download_util
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