15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/browser/download/drag_download_util.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <string> 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/bind.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/file_util.h" 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/files/file_path.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/scoped_ptr.h" 13868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "base/strings/string_number_conversions.h" 14868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "base/strings/string_util.h" 15868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "base/strings/utf_string_conversions.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/threading/thread_restrictions.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/browser_thread.h" 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/base/file_stream.h" 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/base/net_errors.h" 207dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch#include "url/gurl.h" 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using net::FileStream; 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace content { 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool ParseDownloadMetadata(const string16& metadata, 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) string16* mime_type, 282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::FilePath* file_name, 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GURL* url) { 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const char16 separator = L':'; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t mime_type_end_pos = metadata.find(separator); 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (mime_type_end_pos == string16::npos) 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) size_t file_name_end_pos = metadata.find(separator, mime_type_end_pos + 1); 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (file_name_end_pos == string16::npos) 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GURL parsed_url = GURL(metadata.substr(file_name_end_pos + 1)); 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!parsed_url.is_valid()) 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (mime_type) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *mime_type = metadata.substr(0, mime_type_end_pos); 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (file_name) { 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) string16 file_name_str = metadata.substr( 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mime_type_end_pos + 1, file_name_end_pos - mime_type_end_pos - 1); 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_WIN) 502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) *file_name = base::FilePath(file_name_str); 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) *file_name = base::FilePath(UTF16ToUTF8(file_name_str)); 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (url) 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *url = parsed_url; 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)FileStream* CreateFileStreamForDrop(base::FilePath* file_path, 622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) net::NetLog* net_log) { 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(file_path && !file_path->empty()); 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_ptr<FileStream> file_stream(new FileStream(net_log)); 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const int kMaxSeq = 99; 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (int seq = 0; seq <= kMaxSeq; seq++) { 682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::FilePath new_file_path; 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (seq == 0) { 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) new_file_path = *file_path; 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_WIN) 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) string16 suffix = ASCIIToUTF16("-") + base::IntToString16(seq); 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string suffix = std::string("-") + base::IntToString(seq); 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) new_file_path = file_path->InsertBeforeExtension(suffix); 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // http://crbug.com/110709 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::ThreadRestrictions::ScopedAllowIO allow_io; 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Explicitly (and redundantly check) for file -- despite the fact that our 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // open won't overwrite -- just to avoid log spew. 857dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch if (!base::PathExists(new_file_path) && 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) file_stream->OpenSync(new_file_path, base::PLATFORM_FILE_CREATE | 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::PLATFORM_FILE_WRITE) == net::OK) { 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *file_path = new_file_path; 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return file_stream.release(); 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PromiseFileFinalizer::PromiseFileFinalizer( 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DragDownloadFile* drag_file_downloader) 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : drag_file_downloader_(drag_file_downloader) { 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void PromiseFileFinalizer::OnDownloadCompleted( 1022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::FilePath& file_path) { 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BrowserThread::PostTask( 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BrowserThread::UI, FROM_HERE, 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Bind(&PromiseFileFinalizer::Cleanup, this)); 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void PromiseFileFinalizer::OnDownloadAborted() { 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BrowserThread::PostTask( 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) BrowserThread::UI, FROM_HERE, 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Bind(&PromiseFileFinalizer::Cleanup, this)); 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PromiseFileFinalizer::~PromiseFileFinalizer() {} 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void PromiseFileFinalizer::Cleanup() { 117868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) if (drag_file_downloader_.get()) 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) drag_file_downloader_ = NULL; 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace content 122