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// Copyright 2008, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "chrome/browser/template_url_fetcher.h"
#include "chrome/browser/profile.h"
#include "chrome/browser/template_url.h"
#include "chrome/browser/template_url_model.h"
#include "chrome/browser/template_url_parser.h"
#include "chrome/browser/views/edit_keyword_controller.h"
// RequestDelegate ------------------------------------------------------------
void TemplateURLFetcher::RequestDelegate::OnURLFetchComplete(
const URLFetcher* source,
const GURL& url,
const URLRequestStatus& status,
int response_code,
const ResponseCookies& cookies,
const std::string& data) {
// Make sure we can still replace the keyword.
if (response_code != 200) {
fetcher_->RequestCompleted(this);
// WARNING: RequestCompleted deletes us.
return;
}
scoped_ptr<TemplateURL> template_url(new TemplateURL());
if (TemplateURLParser::Parse(
reinterpret_cast<const unsigned char*>(data.c_str()),
data.length(),
NULL,
template_url.get()) &&
template_url->url() && template_url->url()->SupportsReplacement()) {
TemplateURLModel* model = fetcher_->profile()->GetTemplateURLModel();
const TemplateURL* existing_url;
if (!model || !model->loaded() ||
!model->CanReplaceKeyword(keyword_, template_url->url()->url(),
&existing_url)) {
// TODO(pamg): If we're coming from JS (not autodetected) and this URL
// already exists in the model, consider bringing up the
// EditKeywordController to edit it. This would be helpful feedback in
// the case of clicking a button twice, and annoying in the case of a
// page that calls AddSearchProvider() in JS without a user action.
fetcher_->RequestCompleted(this);
// WARNING: RequestCompleted deletes us.
return;
}
if (existing_url)
model->Remove(existing_url);
// The short name is what is shown to the user. We reset it to make sure
// we don't display random text from the web.
template_url->set_short_name(keyword_);
template_url->set_keyword(keyword_);
template_url->set_originating_url(osdd_url_);
// The page may have specified a URL to use for favicons, if not, set it.
if (!template_url->GetFavIconURL().is_valid())
template_url->SetFavIconURL(favicon_url_);
if (autodetected_) {
// Mark the keyword as replaceable so it can be removed if necessary.
template_url->set_safe_for_autoreplace(true);
model->Add(template_url.release());
} else {
// Confirm addition and allow user to edit default choices. It's ironic
// that only *non*-autodetected additions get confirmed, but the user
// expects feedback that his action did something.
// The edit controller will take care of adding the URL to the model,
// which takes ownership, or of deleting it if the add is cancelled.
EditKeywordController* controller =
new EditKeywordController(parent_window_,
template_url.release(),
NULL, // no KeywordEditorView
fetcher_->profile());
controller->Show();
}
}
fetcher_->RequestCompleted(this);
// WARNING: RequestCompleted deletes us.
}
// TemplateURLFetcher ---------------------------------------------------------
TemplateURLFetcher::TemplateURLFetcher(Profile* profile) : profile_(profile) {
DCHECK(profile_);
}
void TemplateURLFetcher::ScheduleDownload(const std::wstring& keyword,
const GURL& osdd_url,
const GURL& favicon_url,
const HWND parent_window,
bool autodetected) {
DCHECK(!keyword.empty() && osdd_url.is_valid());
// Make sure we aren't already downloading this request.
for (std::vector<RequestDelegate*>::iterator i = requests_->begin();
i != requests_->end(); ++i) {
if ((*i)->url() == osdd_url || (*i)->keyword() == keyword)
return;
}
requests_->push_back(
new RequestDelegate(this, keyword, osdd_url, favicon_url, parent_window,
autodetected));
}
void TemplateURLFetcher::RequestCompleted(RequestDelegate* request) {
DCHECK(find(requests_->begin(), requests_->end(), request) !=
requests_->end());
requests_->erase(find(requests_->begin(), requests_->end(), request));
delete request;
}
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