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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/search/most_visited_iframe_source.h"
#include "base/metrics/histogram.h"
#include "base/strings/string_number_conversions.h"
#include "chrome/common/url_constants.h"
#include "googleurl/src/gurl.h"
#include "grit/browser_resources.h"
#include "net/base/url_util.h"
namespace {
const char kTitleHTMLPath[] = "/title.html";
const char kTitleCSSPath[] = "/title.css";
const char kTitleJSPath[] = "/title.js";
const char kThumbnailHTMLPath[] = "/thumbnail.html";
const char kThumbnailCSSPath[] = "/thumbnail.css";
const char kThumbnailJSPath[] = "/thumbnail.js";
const char kUtilJSPath[] = "/util.js";
const char kCommonCSSPath[] = "/common.css";
const char kLogHTMLPath[] = "/log.html";
} // namespace
MostVisitedIframeSource::MostVisitedIframeSource() {
}
MostVisitedIframeSource::~MostVisitedIframeSource() {
}
const int MostVisitedIframeSource::kNumMostVisited = 8;
const char MostVisitedIframeSource::kMostVisitedHistogramName[] =
"NewTabPage.MostVisited";
std::string MostVisitedIframeSource::GetSource() const {
return chrome::kChromeSearchMostVisitedHost;
}
void MostVisitedIframeSource::StartDataRequest(
const std::string& path_and_query,
int render_process_id,
int render_view_id,
const content::URLDataSource::GotDataCallback& callback) {
GURL url(chrome::kChromeSearchMostVisitedUrl + path_and_query);
std::string path(url.path());
if (path == kTitleHTMLPath) {
SendResource(IDR_MOST_VISITED_TITLE_HTML, callback);
} else if (path == kTitleCSSPath) {
SendResource(IDR_MOST_VISITED_TITLE_CSS, callback);
} else if (path == kTitleJSPath) {
SendResource(IDR_MOST_VISITED_TITLE_JS, callback);
} else if (path == kThumbnailHTMLPath) {
SendResource(IDR_MOST_VISITED_THUMBNAIL_HTML, callback);
} else if (path == kThumbnailCSSPath) {
SendResource(IDR_MOST_VISITED_THUMBNAIL_CSS, callback);
} else if (path == kThumbnailJSPath) {
SendResource(IDR_MOST_VISITED_THUMBNAIL_JS, callback);
} else if (path == kUtilJSPath) {
SendResource(IDR_MOST_VISITED_UTIL_JS, callback);
} else if (path == kCommonCSSPath) {
SendResource(IDR_MOST_VISITED_IFRAME_CSS, callback);
} else if (path == kLogHTMLPath) {
// Log the clicked MostVisited element by position.
std::string str_position;
int position;
if (net::GetValueForKeyInQuery(url, "pos", &str_position) &&
base::StringToInt(str_position, &position))
UMA_HISTOGRAM_ENUMERATION(kMostVisitedHistogramName, position,
kNumMostVisited);
callback.Run(NULL);
} else {
callback.Run(NULL);
}
}
bool MostVisitedIframeSource::ServesPath(const std::string& path) const {
return path == kTitleHTMLPath || path == kTitleCSSPath ||
path == kTitleJSPath || path == kThumbnailHTMLPath ||
path == kThumbnailCSSPath || path == kThumbnailJSPath ||
path == kUtilJSPath || path == kCommonCSSPath || path == kLogHTMLPath;
}
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