src/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 kUtilJSPath[] = "/util.js";
  25 const char kCommonCSSPath[] = "/common.css";
  26
  27 }  // namespace
  28
  29 MostVisitedIframeSource::MostVisitedIframeSource() {
  30 }
  31
  32 MostVisitedIframeSource::~MostVisitedIframeSource() {
  33 }
  34
  35 const int MostVisitedIframeSource::kNumMostVisited = 8;
  36 const char MostVisitedIframeSource::kMostVisitedHistogramName[] =
  37     "NewTabPage.MostVisited";
  38
  39 std::string MostVisitedIframeSource::GetSource() const {
  40   return chrome::kChromeSearchMostVisitedHost;
  41 }
  42
  43 void MostVisitedIframeSource::StartDataRequest(
  44     const std::string& path_and_query,
  45     int render_process_id,
  46     int render_frame_id,
  47     const content::URLDataSource::GotDataCallback& callback) {
  48   GURL url(chrome::kChromeSearchMostVisitedUrl + path_and_query);
  49   std::string path(url.path());
  50   if (path == kTitleHTMLPath) {
  51     SendResource(IDR_MOST_VISITED_TITLE_HTML, callback);
  52   } else if (path == kTitleCSSPath) {
  53     SendResource(IDR_MOST_VISITED_TITLE_CSS, callback);
  54   } else if (path == kTitleJSPath) {
  55     SendResource(IDR_MOST_VISITED_TITLE_JS, callback);
  56   } else if (path == kThumbnailHTMLPath) {
  57     SendResource(IDR_MOST_VISITED_THUMBNAIL_HTML, callback);
  58   } else if (path == kThumbnailCSSPath) {
  59     SendResource(IDR_MOST_VISITED_THUMBNAIL_CSS, callback);
  60   } else if (path == kThumbnailJSPath) {
  61     SendJSWithOrigin(IDR_MOST_VISITED_THUMBNAIL_JS, render_process_id,
  62                      render_frame_id, callback);
  63   } else if (path == kUtilJSPath) {
  64     SendJSWithOrigin(IDR_MOST_VISITED_UTIL_JS, render_process_id,
  65                      render_frame_id, callback);
  66   } else if (path == kCommonCSSPath) {
  67     SendResource(IDR_MOST_VISITED_IFRAME_CSS, callback);
  68   } else {
  69     callback.Run(NULL);
  70   }
  71 }
  72
  73 bool MostVisitedIframeSource::ServesPath(const std::string& path) const {
  74   return path == kTitleHTMLPath || path == kTitleCSSPath ||
  75          path == kTitleJSPath || path == kThumbnailHTMLPath ||
  76          path == kThumbnailCSSPath || path == kThumbnailJSPath ||
  77          path == kUtilJSPath || path == kCommonCSSPath;
  78 }