Add export function to WebUI certificate viewer.

chrome/browser/ui/webui/certificate_viewer_ui.cc

 // Copyright (c) 2011 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/ui/webui/certificate_viewer_ui.h"
 
-#include "base/string_number_conversions.h"
-#include "base/i18n/time_formatting.h"
-#include "base/utf_string_conversions.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/browser/ui/webui/chrome_web_ui_data_source.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/common/net/x509_certificate_model.h"
-#include "content/browser/cert_store.h"
 #include "grit/browser_resources.h"
 #include "grit/generated_resources.h"
-#include "net/base/x509_certificate.h"
 #include "ui/base/l10n/l10n_util.h"
 
 CertificateViewerUI::CertificateViewerUI(TabContents* contents)
     : HtmlDialogUI(contents) {
 
   // Set up the chrome://view-cert source.
   ChromeWebUIDataSource* html_source =
       new ChromeWebUIDataSource(chrome::kChromeUICertificateViewerHost);
 
-  // Register callback handler to retrieve certificate information.
-  RegisterMessageCallback("requestCertificateInfo",
-      NewCallback(this, &CertificateViewerUI::RequestCertificateInfo));
-
   // Localized strings.
   html_source->AddLocalizedString("general", IDS_CERT_INFO_GENERAL_TAB_LABEL);
   html_source->AddLocalizedString("details", IDS_CERT_INFO_DETAILS_TAB_LABEL);
   html_source->AddLocalizedString("close", IDS_CLOSE);
+  html_source->AddLocalizedString("export",
+      IDS_CERT_DETAILS_EXPORT_CERTIFICATE);
   html_source->AddLocalizedString("usages",
       IDS_CERT_INFO_VERIFIED_USAGES_GROUP);
   html_source->AddLocalizedString("issuedTo", IDS_CERT_INFO_SUBJECT_GROUP);
   html_source->AddLocalizedString("issuedBy", IDS_CERT_INFO_ISSUER_GROUP);
   html_source->AddLocalizedString("cn", IDS_CERT_INFO_COMMON_NAME_LABEL);
   html_source->AddLocalizedString("o", IDS_CERT_INFO_ORGANIZATION_LABEL);
   html_source->AddLocalizedString("ou",
       IDS_CERT_INFO_ORGANIZATIONAL_UNIT_LABEL);
   html_source->AddLocalizedString("sn", IDS_CERT_INFO_SERIAL_NUMBER_LABEL);
   html_source->AddLocalizedString("validity", IDS_CERT_INFO_VALIDITY_GROUP);
@@ skipping 18 matching lines @@
   html_source->add_resource_path("certificate_viewer.css",
       IDR_CERTIFICATE_VIEWER_CSS);
   html_source->set_default_resource(IDR_CERTIFICATE_VIEWER_HTML);
 
   Profile* profile = Profile::FromBrowserContext(contents->browser_context());
   profile->GetChromeURLDataManager()->AddDataSource(html_source);
 }
 
 CertificateViewerUI::~CertificateViewerUI() {
 }
-
-// TODO(flackr): This is duplicated from cookies_view_handler.cc
-// Decodes a pointer from a hex string.
-void* HexStringToPointer(const std::string& str) {
-  std::vector<uint8> buffer;
-  if (!base::HexStringToBytes(str, &buffer) ||
-      buffer.size() != sizeof(void*)) {
-    return NULL;
-  }
-
-  return *reinterpret_cast<void**>(&buffer[0]);
-}
-
-// Returns the certificate information of the requested certificate id from
-// the CertStore to the javascript handler.
-void CertificateViewerUI::RequestCertificateInfo(const ListValue* args) {
-  // The certificate id should be in the first argument.
-  std::string val;
-  if (!(args->GetString(0, &val))) {
-    return;
-  }
-  net::X509Certificate* cert = static_cast<net::X509Certificate*>(
-      HexStringToPointer(val));
-
-  // Certificate information. The keys in this dictionary's general key
-  // correspond to the IDs in the Html page.
-  DictionaryValue cert_info;
-  net::X509Certificate::OSCertHandle cert_hnd = cert->os_cert_handle();
-
-  // Get the certificate chain.
-  net::X509Certificate::OSCertHandles cert_chain;
-  x509_certificate_model::GetCertChainFromCert(cert_hnd, &cert_chain);
-
-  // Certificate usage.
-  std::vector<std::string> usages;
-  x509_certificate_model::GetUsageStrings(cert_hnd, &usages);
-  std::string usagestr;
-  for (std::vector<std::string>::iterator it = usages.begin();
-      it != usages.end(); ++it) {
-    if (usagestr.length() > 0) {
-      usagestr += "\n";
-    }
-    usagestr += *it;
-  }
-  cert_info.SetString("general.usages", usagestr);
-
-  // Standard certificate details.
-  const std::string alternative_text =
-      l10n_util::GetStringUTF8(IDS_CERT_INFO_FIELD_NOT_PRESENT);
-  cert_info.SetString("general.title", l10n_util::GetStringFUTF8(
-      IDS_CERT_INFO_DIALOG_TITLE, UTF8ToUTF16(x509_certificate_model::GetTitle(
-          cert_chain.front()))));
-
-  // Issued to information.
-  cert_info.SetString("general.issued-cn",
-      x509_certificate_model::GetSubjectCommonName(cert_hnd, alternative_text));
-  cert_info.SetString("general.issued-o",
-      x509_certificate_model::GetSubjectOrgName(cert_hnd, alternative_text));
-  cert_info.SetString("general.issued-ou",
-      x509_certificate_model::GetSubjectOrgUnitName(cert_hnd,
-                                                    alternative_text));
-  cert_info.SetString("general.issued-sn",
-      x509_certificate_model::GetSerialNumberHexified(cert_hnd,
-                                                      alternative_text));
-
-  // Issuer information.
-  cert_info.SetString("general.issuer-cn",
-      x509_certificate_model::GetIssuerCommonName(cert_hnd, alternative_text));
-  cert_info.SetString("general.issuer-o",
-      x509_certificate_model::GetIssuerOrgName(cert_hnd, alternative_text));
-  cert_info.SetString("general.issuer-ou",
-      x509_certificate_model::GetIssuerOrgUnitName(cert_hnd, alternative_text));
-
-  // Validity period.
-  base::Time issued, expires;
-  std::string issued_str, expires_str;
-  if (x509_certificate_model::GetTimes(cert_hnd, &issued, &expires)) {
-    issued_str = UTF16ToUTF8(
-        base::TimeFormatShortDateNumeric(issued));
-    expires_str = UTF16ToUTF8(
-        base::TimeFormatShortDateNumeric(expires));
-  } else {
-    issued_str = alternative_text;
-    expires_str = alternative_text;
-  }
-  cert_info.SetString("general.issue-date", issued_str);
-  cert_info.SetString("general.expiry-date", expires_str);
-
-  cert_info.SetString("general.sha256",
-      x509_certificate_model::HashCertSHA256(cert_hnd));
-  cert_info.SetString("general.sha1",
-      x509_certificate_model::HashCertSHA1(cert_hnd));
-
-  // Certificate hierarchy is constructed from bottom up.
-  ListValue* children = NULL;
-  for (net::X509Certificate::OSCertHandles::const_iterator i =
-      cert_chain.begin(); i != cert_chain.end(); ++i) {
-    DictionaryValue* cert_node = new DictionaryValue();
-    ListValue cert_details;
-    cert_node->SetString("label", x509_certificate_model::GetTitle(*i).c_str());
-    cert_node->Set("payload.fields", GetCertificateFields(*i));
-    // Add the child from the previous iteration.
-    if (children)
-      cert_node->Set("children", children);
-
-    // Add this node to the children list for the next iteration.
-    children = new ListValue();
-    children->Append(cert_node);
-  }
-  // Set the last node as the top of the certificate hierarchy.
-  cert_info.Set("hierarchy", children);
-
-  // Send certificate information to javascript.
-  CallJavascriptFunction("cert_viewer.getCertificateInfo", cert_info);
-}
-
-ListValue* CertificateViewerUI::GetCertificateFields(
-    net::X509Certificate::OSCertHandle cert) {
-  ListValue* root_list = new ListValue();
-  DictionaryValue* node_details;
-  DictionaryValue* alt_node_details;
-  ListValue* cert_sub_fields;
-  root_list->Append(node_details = new DictionaryValue());
-  node_details->SetString("label", x509_certificate_model::GetTitle(cert));
-
-  ListValue* cert_fields;
-  node_details->Set("children", cert_fields = new ListValue());
-  cert_fields->Append(node_details = new DictionaryValue());
-
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_DETAILS_CERTIFICATE));
-  node_details->Set("children", cert_fields = new ListValue());
-
-  // Main certificate fields.
-  cert_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_DETAILS_VERSION));
-  std::string version = x509_certificate_model::GetVersion(cert);
-  if (!version.empty())
-    node_details->SetString("payload.val",
-        l10n_util::GetStringFUTF8(IDS_CERT_DETAILS_VERSION_FORMAT,
-                                  UTF8ToUTF16(version)));
-
-  cert_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_DETAILS_SERIAL_NUMBER));
-  node_details->SetString("payload.val",
-      x509_certificate_model::GetSerialNumberHexified(cert,
-          l10n_util::GetStringUTF8(IDS_CERT_INFO_FIELD_NOT_PRESENT)));
-
-  cert_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_DETAILS_CERTIFICATE_SIG_ALG));
-  node_details->SetString("payload.val",
-      x509_certificate_model::ProcessSecAlgorithmSignature(cert));
-
-  cert_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_DETAILS_ISSUER));
-  node_details->SetString("payload.val",
-      x509_certificate_model::GetIssuerName(cert));
-
-  // Validity period.
-  cert_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_DETAILS_VALIDITY));
-
-  node_details->Set("children", cert_sub_fields = new ListValue());
-  cert_sub_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_DETAILS_NOT_BEFORE));
-  cert_sub_fields->Append(alt_node_details = new DictionaryValue());
-  alt_node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_DETAILS_NOT_AFTER));
-  base::Time issued, expires;
-  if (x509_certificate_model::GetTimes(cert, &issued, &expires)) {
-    node_details->SetString("payload.val",
-        UTF16ToUTF8(base::TimeFormatShortDateAndTime(issued)));
-    alt_node_details->SetString("payload.val",
-        UTF16ToUTF8(base::TimeFormatShortDateAndTime(expires)));
-  }
-
-  cert_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_DETAILS_SUBJECT));
-  node_details->SetString("payload.val",
-      x509_certificate_model::GetSubjectName(cert));
-
-  // Subject key information.
-  cert_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_DETAILS_SUBJECT_KEY_INFO));
-
-  node_details->Set("children", cert_sub_fields = new ListValue());
-  cert_sub_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_DETAILS_SUBJECT_KEY_ALG));
-  node_details->SetString("payload.val",
-      x509_certificate_model::ProcessSecAlgorithmSubjectPublicKey(cert));
-  cert_sub_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_DETAILS_SUBJECT_KEY));
-  node_details->SetString("payload.val",
-      x509_certificate_model::ProcessSubjectPublicKeyInfo(cert));
-
-  // Extensions.
-  x509_certificate_model::Extensions extensions;
-  x509_certificate_model::GetExtensions(
-      l10n_util::GetStringUTF8(IDS_CERT_EXTENSION_CRITICAL),
-      l10n_util::GetStringUTF8(IDS_CERT_EXTENSION_NON_CRITICAL),
-      cert, &extensions);
-
-  if (!extensions.empty()) {
-    cert_fields->Append(node_details = new DictionaryValue());
-    node_details->SetString("label",
-        l10n_util::GetStringUTF8(IDS_CERT_DETAILS_EXTENSIONS));
-
-    node_details->Set("children", cert_sub_fields = new ListValue());
-    for (x509_certificate_model::Extensions::const_iterator i =
-         extensions.begin(); i != extensions.end(); ++i) {
-      cert_sub_fields->Append(node_details = new DictionaryValue());
-      node_details->SetString("label", i->name);
-      node_details->SetString("payload.val", i->value);
-    }
-  }
-
-  cert_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_DETAILS_CERTIFICATE_SIG_ALG));
-  node_details->SetString("payload.val",
-      x509_certificate_model::ProcessSecAlgorithmSignatureWrap(cert));
-
-  cert_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_DETAILS_CERTIFICATE_SIG_VALUE));
-  node_details->SetString("payload.val",
-      x509_certificate_model::ProcessRawBitsSignatureWrap(cert));
-
-  cert_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_INFO_FINGERPRINTS_GROUP));
-  node_details->Set("children", cert_sub_fields = new ListValue());
-
-  cert_sub_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_INFO_SHA256_FINGERPRINT_LABEL));
-  node_details->SetString("payload.val",
-      x509_certificate_model::HashCertSHA256(cert));
-  cert_sub_fields->Append(node_details = new DictionaryValue());
-  node_details->SetString("label",
-      l10n_util::GetStringUTF8(IDS_CERT_INFO_SHA1_FINGERPRINT_LABEL));
-  node_details->SetString("payload.val",
-      x509_certificate_model::HashCertSHA1(cert));
-  return root_list;
-}
-