WebUI Edit Search Engine Dialog

chrome/browser/ui/webui/edit_search_engine_dialog_webui.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/edit_search_engine_dialog_webui.h"
+
+#include <string>
+#include <vector>
+
+#include "base/bind.h"
+#include "base/bind_helpers.h"
+#include "base/json/json_reader.h"
+#include "base/string16.h"
+#include "chrome/browser/search_engines/template_url.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_list.h"
+#include "chrome/browser/ui/search_engines/edit_search_engine_controller.h"
+#include "chrome/common/url_constants.h"
+#include "grit/ui_resources.h"
+#include "grit/theme_resources.h"
+#include "grit/generated_resources.h"
+#include "ui/base/l10n/l10n_util.h"
+
+namespace {
+const int kEditSearchEngineDialogWidth = 394;
+const int kEditSearchEngineDialogHeight = 180;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// Browser dialog API implementation
+
+namespace browser {
+void ConfirmAddSearchProvider(const TemplateURL* template_url,
+                              Profile* profile) {
+  EditSearchEngineDialogWebUI::ShowEditSearchEngineDialog(template_url,
+                                                          profile);
+}
+}  // namespace browser
+
+////////////////////////////////////////////////////////////////////////////////
+// EditSearchEngineDialogWebUI
+
+void EditSearchEngineDialogWebUI::ShowEditSearchEngineDialog(
+    const TemplateURL* template_url,
+    Profile* profile) {
+  EditSearchEngineDialogWebUI* dialog = new EditSearchEngineDialogWebUI(
+    new EditSearchEngineDialogHandlerWebUI(template_url, profile));
+  dialog->ShowDialog();
+}
+
+EditSearchEngineDialogWebUI::EditSearchEngineDialogWebUI(
+    EditSearchEngineDialogHandlerWebUI* handler)
+    : handler_(handler) {
+}
+
+void EditSearchEngineDialogWebUI::ShowDialog() {
+  Browser* browser = BrowserList::GetLastActive();
+  DCHECK(browser);
+  browser->BrowserShowHtmlDialog(this, NULL);
+}
+
+// HtmlDialogUIDelegate methods
+bool EditSearchEngineDialogWebUI::IsDialogModal() const {
+  return true;
+}
+
+string16 EditSearchEngineDialogWebUI::GetDialogTitle() const {
+  return l10n_util::GetStringUTF16(handler_->IsAdding() ?
+                                   IDS_SEARCH_ENGINES_EDITOR_NEW_WINDOW_TITLE :
+                                   IDS_SEARCH_ENGINES_EDITOR_EDIT_WINDOW_TITLE);
+}
+
+GURL EditSearchEngineDialogWebUI::GetDialogContentURL() const {
+  return GURL(chrome::kChromeUIEditSearchEngineDialogURL);
+}
+
+void EditSearchEngineDialogWebUI::GetWebUIMessageHandlers(
+    std::vector<WebUIMessageHandler*>* handlers) const {
+  handlers->push_back(handler_);
+}
+
+void EditSearchEngineDialogWebUI::GetDialogSize(gfx::Size* size) const {
+  size->SetSize(kEditSearchEngineDialogWidth, kEditSearchEngineDialogHeight);
+}
+
+std::string EditSearchEngineDialogWebUI::GetDialogArgs() const {
+  return handler_->IsAdding() ? "add" : "edit";
+}
+
+void EditSearchEngineDialogWebUI::OnDialogClosed(
+    const std::string& json_retval) {
+  handler_->OnDialogClosed(json_retval);
+  delete this;
+}
+
+void EditSearchEngineDialogWebUI::OnCloseContents(TabContents* source,
+                                             bool* out_close_dialog) {
+  NOTIMPLEMENTED();
+}
+
+bool EditSearchEngineDialogWebUI::ShouldShowDialogTitle() const {
+  return true;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// EditSearchEngineDialogHandlerWebUI
+
+EditSearchEngineDialogHandlerWebUI::EditSearchEngineDialogHandlerWebUI(
+    const TemplateURL* template_url,
+    Profile* profile)
+    : template_url_(template_url),
+      profile_(profile),
+      controller_(new EditSearchEngineController(template_url, NULL, profile)) {
+}
+
+EditSearchEngineDialogHandlerWebUI::~EditSearchEngineDialogHandlerWebUI() {
+}
+
+// Overridden from WebUIMessageHandler
+void EditSearchEngineDialogHandlerWebUI::RegisterMessages() {
+  web_ui_->RegisterMessageCallback("requestDetails",
+      base::Bind(&EditSearchEngineDialogHandlerWebUI::RequestDetails,
+                 base::Unretained(this)));
+  web_ui_->RegisterMessageCallback("requestValidation",
+      base::Bind(&EditSearchEngineDialogHandlerWebUI::RequestValidation,
+                 base::Unretained(this)));
+}
+
+void EditSearchEngineDialogHandlerWebUI::RequestDetails(
+    const base::ListValue* args) {
+  DictionaryValue dict;
+  dict.SetString("description", controller_->template_url()->short_name());
+  dict.SetString("keyword", controller_->template_url()->keyword());
+  dict.SetString("url", controller_->template_url()->url()->DisplayURL());
+
+  // Send list of tab contents details to javascript.
+  web_ui_->CallJavascriptFunction("editSearchEngineDialog.setDetails",
+                                  dict);
+}
+
+void EditSearchEngineDialogHandlerWebUI::RequestValidation(
+    const base::ListValue* args) {
+  string16 description_str;
+  string16 keyword_str;
+  std::string url_str;
+  if (args && args->GetString(0, &description_str) &&
+      args->GetString(1, &keyword_str) &&
+      args->GetString(2, &url_str)) {
+    DictionaryValue validation;
+    bool isDescriptionValid = controller_->IsTitleValid(description_str);
+    bool isKeywordValid = controller_->IsKeywordValid(keyword_str);
+    bool isUrlValid = controller_->IsURLValid(url_str);
+    validation.SetBoolean("description", isDescriptionValid );
+    validation.SetBoolean("keyword", isKeywordValid );
+    validation.SetBoolean("url", isUrlValid );
+    validation.SetBoolean("ok", isDescriptionValid && isKeywordValid &&
+                          isUrlValid );
+    web_ui_->CallJavascriptFunction("editSearchEngineDialog.setValidation",
+                                    validation);
+  }
+}
+
+// Returns true if adding. Returns false if editing.
+bool EditSearchEngineDialogHandlerWebUI::IsAdding() {
+  return !template_url_;
+}
+
+void EditSearchEngineDialogHandlerWebUI::OnDialogClosed(
+    const std::string& json_retval) {
+  scoped_ptr<Value> root(base::JSONReader::Read(json_retval, false));
+  ListValue* list = NULL;
+  DictionaryValue* dict = NULL;
+  if (root.get() && root->GetAsList(&list) && list &&
+      list->GetDictionary(0, &dict) && dict) {
+    string16 description_str;
+    string16 keyword_str;
+    std::string url_str;
+    if (dict->GetString("description", &description_str) &&
+        dict->GetString("keyword", &keyword_str) &&
+        dict->GetString("url", &url_str)) {
+      controller_->AcceptAddOrEdit(description_str,
+                                   keyword_str,
+                                   url_str);
+    } else {
+      controller_->CleanUpCancelledAdd();
+    }
+  }
+}