chrome/browser/search/most_visited_iframe_source.cc

   1 // Copyright 2013 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 "chrome/browser/search/most_visited_iframe_source.h"
   6
   7 #include "base/metrics/histogram.h"
   8 #include "base/strings/string_number_conversions.h"
   9 #include "base/strings/stringprintf.h"
  10 #include "chrome/common/url_constants.h"
  11 #include "content/public/browser/user_metrics.h"
  12 #include "grit/browser_resources.h"
  13 #include "net/base/url_util.h"
  14 #include "url/gurl.h"
  15
  16 namespace {
  17
  18 const char kTitleHTMLPath[] = "/title.html";
  19 const char kTitleCSSPath[] = "/title.css";
  20 const char kTitleJSPath[] = "/title.js";
  21 const char kThumbnailHTMLPath[] = "/thumbnail.html";
  22 const char kThumbnailCSSPath[] = "/thumbnail.css";
  23 const char kThumbnailJSPath[] = "/thumbnail.js";
  24 const char kSingleHTMLPath[] = "/single.html";
  25 const char kSingleCSSPath[] = "/single.css";
  26 const char kSingleJSPath[] = "/single.js";
  27 const char kUtilJSPath[] = "/util.js";
  28 const char kCommonCSSPath[] = "/common.css";
  29
  30 }  // namespace
  31
  32 MostVisitedIframeSource::MostVisitedIframeSource() {
  33 }
  34
  35 MostVisitedIframeSource::~MostVisitedIframeSource() {
  36 }
  37
  38 const int MostVisitedIframeSource::kNumMostVisited = 8;
  39 const char MostVisitedIframeSource::kMostVisitedHistogramName[] =
  40     "NewTabPage.MostVisited";
  41
  42 std::string MostVisitedIframeSource::GetSource() const {
  43   return chrome::kChromeSearchMostVisitedHost;
  44 }
  45
  46 void MostVisitedIframeSource::StartDataRequest(
  47     const std::string& path_and_query,
  48     int render_process_id,
  49     int render_frame_id,
  50     const content::URLDataSource::GotDataCallback& callback) {
  51   GURL url(chrome::kChromeSearchMostVisitedUrl + path_and_query);
  52   std::string path(url.path());
  53   if (path == kTitleHTMLPath) {
  54     SendResource(IDR_MOST_VISITED_TITLE_HTML, callback);
  55   } else if (path == kTitleCSSPath) {
  56     SendResource(IDR_MOST_VISITED_TITLE_CSS, callback);
  57   } else if (path == kTitleJSPath) {
  58     SendResource(IDR_MOST_VISITED_TITLE_JS, callback);
  59   } else if (path == kThumbnailHTMLPath) {
  60     SendResource(IDR_MOST_VISITED_THUMBNAIL_HTML, callback);
  61   } else if (path == kThumbnailCSSPath) {
  62     SendResource(IDR_MOST_VISITED_THUMBNAIL_CSS, callback);
  63   } else if (path == kThumbnailJSPath) {
  64     SendJSWithOrigin(IDR_MOST_VISITED_THUMBNAIL_JS, render_process_id,
  65                      render_frame_id, callback);
  66   } else if (path == kSingleHTMLPath) {
  67     SendResource(IDR_MOST_VISITED_SINGLE_HTML, callback);
  68   } else if (path == kSingleCSSPath) {
  69     SendResource(IDR_MOST_VISITED_SINGLE_CSS, callback);
  70   } else if (path == kSingleJSPath) {
  71     SendJSWithOrigin(IDR_MOST_VISITED_SINGLE_JS, render_process_id,
  72                      render_frame_id, callback);
  73   } else if (path == kUtilJSPath) {
  74     SendJSWithOrigin(IDR_MOST_VISITED_UTIL_JS, render_process_id,
  75                      render_frame_id, callback);
  76   } else if (path == kCommonCSSPath) {
  77     SendResource(IDR_MOST_VISITED_IFRAME_CSS, callback);
  78   } else {
  79     callback.Run(NULL);
  80   }
  81 }
  82
  83 bool MostVisitedIframeSource::ServesPath(const std::string& path) const {
  84   return path == kTitleHTMLPath || path == kTitleCSSPath ||
  85          path == kTitleJSPath || path == kThumbnailHTMLPath ||
  86          path == kThumbnailCSSPath || path == kThumbnailJSPath ||
  87          path == kSingleHTMLPath || path == kSingleCSSPath ||
  88          path == kSingleJSPath || path == kUtilJSPath || path == kCommonCSSPath;
  89 }