1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "third_party/libaddressinput/chromium/chrome_downloader_impl.h"
7 #include "base/logging.h"
8 #include "base/memory/scoped_ptr.h"
9 #include "net/base/io_buffer.h"
10 #include "net/base/load_flags.h"
11 #include "net/base/net_errors.h"
12 #include "net/http/http_status_code.h"
13 #include "net/url_request/url_fetcher.h"
14 #include "net/url_request/url_fetcher_response_writer.h"
21 // A URLFetcherResponseWriter that writes into a provided buffer.
22 class UnownedStringWriter : public net::URLFetcherResponseWriter {
24 UnownedStringWriter(std::string* data) : data_(data) {}
25 virtual ~UnownedStringWriter() {}
27 virtual int Initialize(const net::CompletionCallback& callback) OVERRIDE {
32 virtual int Write(net::IOBuffer* buffer,
34 const net::CompletionCallback& callback) OVERRIDE {
35 data_->append(buffer->data(), num_bytes);
39 virtual int Finish(const net::CompletionCallback& callback) OVERRIDE {
44 std::string* data_; // weak reference.
46 DISALLOW_COPY_AND_ASSIGN(UnownedStringWriter);
51 ChromeDownloaderImpl::ChromeDownloaderImpl(net::URLRequestContextGetter* getter)
54 ChromeDownloaderImpl::~ChromeDownloaderImpl() {
55 STLDeleteValues(&requests_);
58 void ChromeDownloaderImpl::Download(
59 const std::string& url,
60 scoped_ptr<Callback> downloaded) {
62 if (!resource.SchemeIsSecure()) {
63 (*downloaded)(false, url, make_scoped_ptr(new std::string()));
67 scoped_ptr<net::URLFetcher> fetcher(
68 net::URLFetcher::Create(resource, net::URLFetcher::GET, this));
69 fetcher->SetLoadFlags(
70 net::LOAD_DO_NOT_SEND_COOKIES | net::LOAD_DO_NOT_SAVE_COOKIES);
71 fetcher->SetRequestContext(getter_);
73 Request* request = new Request(url, fetcher.Pass(), downloaded.Pass());
74 request->fetcher->SaveResponseWithWriter(
75 scoped_ptr<net::URLFetcherResponseWriter>(
76 new UnownedStringWriter(&request->data)));
77 requests_[request->fetcher.get()] = request;
78 request->fetcher->Start();
81 void ChromeDownloaderImpl::OnURLFetchComplete(const net::URLFetcher* source) {
82 std::map<const net::URLFetcher*, Request*>::iterator request =
83 requests_.find(source);
84 DCHECK(request != requests_.end());
86 bool ok = source->GetResponseCode() == net::HTTP_OK;
87 scoped_ptr<std::string> data(new std::string());
89 data->swap(request->second->data);
90 (*request->second->callback)(ok, request->second->url, data.Pass());
92 delete request->second;
93 requests_.erase(request);
96 ChromeDownloaderImpl::Request::Request(const std::string& url,
97 scoped_ptr<net::URLFetcher> fetcher,
98 scoped_ptr<Callback> callback)
100 fetcher(fetcher.Pass()),
101 callback(callback.Pass()) {}
103 } // namespace autofill