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Unified Diff: webkit/blob/view_blob_internals_job.cc

Issue 15746017: Move webkit/blob to new locations. (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: Created 7 years, 7 months ago
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Index: webkit/blob/view_blob_internals_job.cc
===================================================================
--- webkit/blob/view_blob_internals_job.cc (revision 202679)
+++ webkit/blob/view_blob_internals_job.cc (working copy)
@@ -1,248 +0,0 @@
-// Copyright (c) 2012 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 "webkit/blob/view_blob_internals_job.h"
-
-#include "base/bind.h"
-#include "base/compiler_specific.h"
-#include "base/format_macros.h"
-#include "base/i18n/number_formatting.h"
-#include "base/i18n/time_formatting.h"
-#include "base/logging.h"
-#include "base/message_loop.h"
-#include "base/string_util.h"
-#include "base/stringprintf.h"
-#include "base/utf_string_conversions.h"
-#include "net/base/escape.h"
-#include "net/base/net_errors.h"
-#include "net/url_request/url_request.h"
-#include "webkit/blob/blob_data.h"
-#include "webkit/blob/blob_storage_controller.h"
-
-namespace {
-
-const char kEmptyBlobStorageMessage[] = "No available blob data.";
-const char kRemove[] = "Remove";
-const char kContentType[] = "Content Type: ";
-const char kContentDisposition[] = "Content Disposition: ";
-const char kCount[] = "Count: ";
-const char kIndex[] = "Index: ";
-const char kType[] = "Type: ";
-const char kPath[] = "Path: ";
-const char kURL[] = "URL: ";
-const char kModificationTime[] = "Modification Time: ";
-const char kOffset[] = "Offset: ";
-const char kLength[] = "Length: ";
-
-void StartHTML(std::string* out) {
- out->append(
- "<!DOCTYPE HTML>"
- "<html><title>Blob Storage Internals</title>"
- "<meta http-equiv=\"Content-Security-Policy\""
- " content=\"object-src 'none'; script-src 'none'\">\n"
- "<style>\n"
- "body { font-family: sans-serif; font-size: 0.8em; }\n"
- "tt, code, pre { font-family: WebKitHack, monospace; }\n"
- "form { display: inline }\n"
- ".subsection_body { margin: 10px 0 10px 2em; }\n"
- ".subsection_title { font-weight: bold; }\n"
- "</style>\n"
- "</head><body>\n");
-}
-
-void EndHTML(std::string* out) {
- out->append("</body></html>");
-}
-
-void AddHTMLBoldText(const std::string& text, std::string* out) {
- out->append("<b>");
- out->append(net::EscapeForHTML(text));
- out->append("</b>");
-}
-
-void StartHTMLList(std::string* out) {
- out->append("<ul>");
-}
-
-void EndHTMLList(std::string* out) {
- out->append("</ul>");
-}
-
-void AddHTMLListItem(const std::string& element_title,
- const std::string& element_data,
- std::string* out) {
- out->append("<li>");
- // No need to escape element_title since constant string is passed.
- out->append(element_title);
- out->append(net::EscapeForHTML(element_data));
- out->append("</li>");
-}
-
-void AddHTMLButton(const std::string& title,
- const std::string& command,
- std::string* out) {
- // No need to escape title since constant string is passed.
- std::string escaped_command = net::EscapeForHTML(command.c_str());
- base::StringAppendF(out,
- "<form action=\"\" method=\"GET\">\n"
- "<input type=\"hidden\" name=\"remove\" value=\"%s\">\n"
- "<input type=\"submit\" value=\"%s\">\n"
- "</form><br/>\n",
- escaped_command.c_str(),
- title.c_str());
-}
-
-} // namespace
-
-namespace webkit_blob {
-
-ViewBlobInternalsJob::ViewBlobInternalsJob(
- net::URLRequest* request,
- net::NetworkDelegate* network_delegate,
- BlobStorageController* blob_storage_controller)
- : net::URLRequestSimpleJob(request, network_delegate),
- blob_storage_controller_(blob_storage_controller),
- weak_factory_(this) {
-}
-
-ViewBlobInternalsJob::~ViewBlobInternalsJob() {
-}
-
-void ViewBlobInternalsJob::Start() {
- base::MessageLoop::current()->PostTask(
- FROM_HERE,
- base::Bind(&ViewBlobInternalsJob::DoWorkAsync,
- weak_factory_.GetWeakPtr()));
-}
-
-bool ViewBlobInternalsJob::IsRedirectResponse(GURL* location,
- int* http_status_code) {
- if (request_->url().has_query()) {
- // Strip the query parameters.
- GURL::Replacements replacements;
- replacements.ClearQuery();
- *location = request_->url().ReplaceComponents(replacements);
- *http_status_code = 307;
- return true;
- }
- return false;
-}
-
-void ViewBlobInternalsJob::Kill() {
- net::URLRequestSimpleJob::Kill();
- weak_factory_.InvalidateWeakPtrs();
-}
-
-void ViewBlobInternalsJob::DoWorkAsync() {
- if (request_->url().has_query() &&
- StartsWithASCII(request_->url().query(), "remove=", true)) {
- std::string blob_url = request_->url().query().substr(strlen("remove="));
- blob_url = net::UnescapeURLComponent(blob_url,
- net::UnescapeRule::NORMAL | net::UnescapeRule::URL_SPECIAL_CHARS);
- blob_storage_controller_->RemoveBlob(GURL(blob_url));
- }
-
- StartAsync();
-}
-
-int ViewBlobInternalsJob::GetData(
- std::string* mime_type,
- std::string* charset,
- std::string* data,
- const net::CompletionCallback& callback) const {
- mime_type->assign("text/html");
- charset->assign("UTF-8");
-
- data->clear();
- StartHTML(data);
- if (blob_storage_controller_->blob_map_.empty())
- data->append(kEmptyBlobStorageMessage);
- else
- GenerateHTML(data);
- EndHTML(data);
- return net::OK;
-}
-
-void ViewBlobInternalsJob::GenerateHTML(std::string* out) const {
- for (BlobStorageController::BlobMap::const_iterator iter =
- blob_storage_controller_->blob_map_.begin();
- iter != blob_storage_controller_->blob_map_.end();
- ++iter) {
- AddHTMLBoldText(iter->first, out);
- AddHTMLButton(kRemove, iter->first, out);
- GenerateHTMLForBlobData(*iter->second, out);
- }
-}
-
-void ViewBlobInternalsJob::GenerateHTMLForBlobData(const BlobData& blob_data,
- std::string* out) {
- StartHTMLList(out);
-
- if (!blob_data.content_type().empty())
- AddHTMLListItem(kContentType, blob_data.content_type(), out);
- if (!blob_data.content_disposition().empty())
- AddHTMLListItem(kContentDisposition, blob_data.content_disposition(), out);
-
- bool has_multi_items = blob_data.items().size() > 1;
- if (has_multi_items) {
- AddHTMLListItem(kCount,
- UTF16ToUTF8(base::FormatNumber(blob_data.items().size())), out);
- }
-
- for (size_t i = 0; i < blob_data.items().size(); ++i) {
- if (has_multi_items) {
- AddHTMLListItem(kIndex, UTF16ToUTF8(base::FormatNumber(i)), out);
- StartHTMLList(out);
- }
- const BlobData::Item& item = blob_data.items().at(i);
-
- switch (item.type()) {
- case BlobData::Item::TYPE_BYTES:
- AddHTMLListItem(kType, "data", out);
- break;
- case BlobData::Item::TYPE_FILE:
- AddHTMLListItem(kType, "file", out);
- AddHTMLListItem(kPath,
- net::EscapeForHTML(item.path().AsUTF8Unsafe()),
- out);
- if (!item.expected_modification_time().is_null()) {
- AddHTMLListItem(kModificationTime, UTF16ToUTF8(
- TimeFormatFriendlyDateAndTime(item.expected_modification_time())),
- out);
- }
- break;
- case BlobData::Item::TYPE_BLOB:
- AddHTMLListItem(kType, "blob", out);
- AddHTMLListItem(kURL, item.url().spec(), out);
- break;
- case BlobData::Item::TYPE_FILE_FILESYSTEM:
- AddHTMLListItem(kType, "filesystem", out);
- AddHTMLListItem(kURL, item.url().spec(), out);
- if (!item.expected_modification_time().is_null()) {
- AddHTMLListItem(kModificationTime, UTF16ToUTF8(
- TimeFormatFriendlyDateAndTime(item.expected_modification_time())),
- out);
- }
- break;
- case BlobData::Item::TYPE_UNKNOWN:
- NOTREACHED();
- break;
- }
- if (item.offset()) {
- AddHTMLListItem(kOffset, UTF16ToUTF8(base::FormatNumber(
- static_cast<int64>(item.offset()))), out);
- }
- if (static_cast<int64>(item.length()) != -1) {
- AddHTMLListItem(kLength, UTF16ToUTF8(base::FormatNumber(
- static_cast<int64>(item.length()))), out);
- }
-
- if (has_multi_items)
- EndHTMLList(out);
- }
-
- EndHTMLList(out);
-}
-
-} // namespace webkit_blob
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