src/third_party/libaddressinput/chromium/chrome_downloader_impl.cc

   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.
   4
   5 #include "third_party/libaddressinput/chromium/chrome_downloader_impl.h"
   6
   7 #include "base/logging.h"
   8 #include "base/memory/scoped_ptr.h"
   9 #include "net/base/load_flags.h"
  10 #include "net/http/http_status_code.h"
  11 #include "net/url_request/url_fetcher.h"
  12 #include "url/gurl.h"
  13
  14 ChromeDownloaderImpl::ChromeDownloaderImpl(net::URLRequestContextGetter* getter)
  15     : getter_(getter) {}
  16
  17 ChromeDownloaderImpl::~ChromeDownloaderImpl() {
  18   STLDeleteContainerPairPointers(requests_.begin(), requests_.end());
  19 }
  20
  21 void ChromeDownloaderImpl::Download(
  22     const std::string& url,
  23     scoped_ptr<Callback> downloaded) {
  24   net::URLFetcher* fetcher =
  25       net::URLFetcher::Create(GURL(url), net::URLFetcher::GET, this);
  26   fetcher->SetLoadFlags(
  27       net::LOAD_DO_NOT_SEND_COOKIES | net::LOAD_DO_NOT_SAVE_COOKIES);
  28   fetcher->SetRequestContext(getter_);
  29
  30   requests_[fetcher] = new Request(url, downloaded.Pass());
  31   fetcher->Start();
  32 }
  33
  34 void ChromeDownloaderImpl::OnURLFetchComplete(const net::URLFetcher* source) {
  35   std::map<const net::URLFetcher*, Request*>::iterator request =
  36       requests_.find(source);
  37   DCHECK(request != requests_.end());
  38
  39   bool ok = source->GetResponseCode() == net::HTTP_OK;
  40   scoped_ptr<std::string> data(new std::string());
  41   if (ok)
  42     source->GetResponseAsString(&*data);
  43   (*request->second->callback)(ok, request->second->url, data.Pass());
  44
  45   delete request->first;
  46   delete request->second;
  47   requests_.erase(request);
  48 }
  49
  50 ChromeDownloaderImpl::Request::Request(const std::string& url,
  51                                        scoped_ptr<Callback> callback)
  52     : url(url),
  53       callback(callback.Pass()) {}