chrome/browser/ui/webui/ntp/thumbnail_list_source.cc - Issue 170743009: Revert of Adding the chrome://suggestions test page.

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Issue 170743009: Revert of Adding the chrome://suggestions test page. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: Created 6 years, 10 months ago

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1 // Copyright 2013 The Chromium Authors. All rights reserved.	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	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #include "chrome/browser/ui/webui/ntp/thumbnail_list_source.h"	5 #include "chrome/browser/ui/webui/ntp/thumbnail_list_source.h"

6	6

7 #include <string>	7 #include <string>

8	8

9 #include "base/base64.h"	9 #include "base/base64.h"

10 #include "base/bind.h"	10 #include "base/bind.h"

11 #include "base/logging.h"	11 #include "base/logging.h"

12 #include "base/memory/ref_counted_memory.h"	12 #include "base/memory/ref_counted_memory.h"

13 #include "base/strings/string_util.h"	13 #include "base/strings/string_util.h"

14 #include "chrome/browser/history/top_sites.h"	14 #include "chrome/browser/history/top_sites.h"

15 #include "chrome/browser/profiles/profile.h"	15 #include "chrome/browser/profiles/profile.h"

16 #include "chrome/browser/search/instant_io_context.h"	16 #include "chrome/browser/search/instant_io_context.h"

17 #include "chrome/browser/thumbnails/thumbnail_service.h"	17 #include "chrome/browser/thumbnails/thumbnail_service.h"

18 #include "chrome/browser/thumbnails/thumbnail_service_factory.h"	18 #include "chrome/browser/thumbnails/thumbnail_service_factory.h"

19 #include "chrome/common/url_constants.h"	19 #include "chrome/common/url_constants.h"

20 #include "net/base/escape.h"	20 #include "net/base/escape.h"

21 #include "net/url_request/url_request.h"	21 #include "net/url_request/url_request.h"

22	22

23 namespace {	23 namespace {

24	24

25 const char* kHtmlHeader =	25 const char* html_header =

26 "<!DOCTYPE html>\n<html>\n<head>\n<title>TopSites Thumbnails</title>\n"	26 "<!DOCTYPE HTML>\n<html>\n<head>\n<title>TopSites Thumbnails</title>\n"

27 "<meta charset=\"utf-8\">\n"	27 "<meta charset=\"utf-8\">\n"

28 "<style type=\"text/css\">\nimg.thumb {border: 1px solid black;}\n"	28 "<style type=\"text/css\">\nimg.thumb {border: 1px solid black;}\n"

29 "li {white-space: nowrap;}\n</style>\n";	29 "li {white-space: nowrap;}\n</style>\n";

30 const char* kHtmlBody = "</head>\n<body>\n";	30 const char* html_body = "</head>\n<body>\n";

31 const char* kHtmlFooter = "</body>\n</html>\n";	31 const char* html_footer = "</body>\n</html>\n";

32	32

33 // If \|want_thumbnails\| == true, then renders elements in \|mvurl_list\| that have	33 // If \|want_thumbnails\| == true, then renders elements in \|mvurl_list\| that have

34 // thumbnails, with their thumbnails. Otherwise renders elements in \|mvurl_list\|	34 // thumbnails, with their thumbnails. Otherwise renders elements in \|mvurl_list\|

35 // that have no thumbnails.	35 // that have no thumbnails.

36 void RenderMostVisitedURLList(	36 void RenderMostVisitedURLList(

37 const history::MostVisitedURLList& mvurl_list,	37 const history::MostVisitedURLList& mvurl_list,

38 const std::vector<std::string>& base64_encoded_pngs,	38 const std::vector<std::string>& base64_encoded_pngs,

39 bool want_thumbnails,	39 bool want_thumbnails,

40 std::vector<std::string>* out) {	40 std::vector<std::string>* out) {

41 DCHECK_EQ(mvurl_list.size(), base64_encoded_pngs.size());	41 DCHECK_EQ(mvurl_list.size(), base64_encoded_pngs.size());

(...skipping 88 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
130 scoped_refptr<base::RefCountedMemory> data;	130 scoped_refptr<base::RefCountedMemory> data;

131 if (thumbnail_service_->GetPageThumbnail(mvurl_list[i].url, false, &data)) {	131 if (thumbnail_service_->GetPageThumbnail(mvurl_list[i].url, false, &data)) {

132 base::Base64Encode(std::string(data->front_as<char>(), data->size()),	132 base::Base64Encode(std::string(data->front_as<char>(), data->size()),

133 &base64_encoded_pngs[i]);	133 &base64_encoded_pngs[i]);

134 ++num_mv_with_thumb;	134 ++num_mv_with_thumb;

135 }	135 }

136 }	136 }

137	137

138 // Render HTML to embed URLs and thumbnails.	138 // Render HTML to embed URLs and thumbnails.

139 std::vector<std::string> out;	139 std::vector<std::string> out;

140 out.push_back(kHtmlHeader);	140 out.push_back(html_header);

141 out.push_back(kHtmlBody);	141 out.push_back(html_body);

142 if (num_mv_with_thumb > 0) {	142 if (num_mv_with_thumb > 0) {

143 out.push_back("<h2>TopSites URLs with Thumbnails</h2>\n");	143 out.push_back("<h2>TopSites URLs with Thumbnails</h2>\n");

144 RenderMostVisitedURLList(mvurl_list, base64_encoded_pngs, true, &out);	144 RenderMostVisitedURLList(mvurl_list, base64_encoded_pngs, true, &out);

145 }	145 }

146 if (num_mv_with_thumb < num_mv) {	146 if (num_mv_with_thumb < num_mv) {

147 out.push_back("<h2>TopSites URLs without Thumbnails</h2>\n");	147 out.push_back("<h2>TopSites URLs without Thumbnails</h2>\n");

148 RenderMostVisitedURLList(mvurl_list, base64_encoded_pngs, false, &out);	148 RenderMostVisitedURLList(mvurl_list, base64_encoded_pngs, false, &out);

149 }	149 }

150 out.push_back(kHtmlFooter);	150 out.push_back(html_footer);

151	151

152 std::string out_html = JoinString(out, "");	152 std::string out_html = JoinString(out, "");

153 callback.Run(base::RefCountedString::TakeString(&out_html));	153 callback.Run(base::RefCountedString::TakeString(&out_html));

154 }	154 }

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