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// 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 "chrome/browser/autocomplete/autocomplete_provider.h"
#include "base/logging.h"
#include "base/prefs/pref_service.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/autocomplete/autocomplete_match.h"
#include "chrome/browser/autocomplete/autocomplete_provider_listener.h"
#include "chrome/browser/bookmarks/bookmark_model.h"
#include "chrome/browser/bookmarks/bookmark_model_factory.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/common/pref_names.h"
#include "content/public/common/url_constants.h"
#include "net/base/net_util.h"
#include "url/gurl.h"
#include "url/url_util.h"
// static
const size_t AutocompleteProvider::kMaxMatches = 3;
AutocompleteProvider::AutocompleteProvider(
AutocompleteProviderListener* listener,
Profile* profile,
Type type)
: profile_(profile),
listener_(listener),
done_(true),
type_(type) {
}
// static
const char* AutocompleteProvider::TypeToString(Type type) {
switch (type) {
case TYPE_BOOKMARK:
return "Bookmark";
case TYPE_BUILTIN:
return "Builtin";
case TYPE_CONTACT:
return "Contact";
case TYPE_EXTENSION_APP:
return "ExtensionApp";
case TYPE_HISTORY_QUICK:
return "HistoryQuick";
case TYPE_HISTORY_URL:
return "HistoryURL";
case TYPE_KEYWORD:
return "Keyword";
case TYPE_SEARCH:
return "Search";
case TYPE_SHORTCUTS:
return "Shortcuts";
case TYPE_ZERO_SUGGEST:
return "ZeroSuggest";
default:
NOTREACHED() << "Unhandled AutocompleteProvider::Type " << type;
return "Unknown";
}
}
void AutocompleteProvider::Stop(bool clear_cached_results) {
done_ = true;
}
const char* AutocompleteProvider::GetName() const {
return TypeToString(type_);
}
metrics::OmniboxEventProto_ProviderType AutocompleteProvider::
AsOmniboxEventProviderType() const {
switch (type_) {
case TYPE_BOOKMARK:
return metrics::OmniboxEventProto::BOOKMARK;
case TYPE_BUILTIN:
return metrics::OmniboxEventProto::BUILTIN;
case TYPE_CONTACT:
return metrics::OmniboxEventProto::CONTACT;
case TYPE_EXTENSION_APP:
return metrics::OmniboxEventProto::EXTENSION_APPS;
case TYPE_HISTORY_QUICK:
return metrics::OmniboxEventProto::HISTORY_QUICK;
case TYPE_HISTORY_URL:
return metrics::OmniboxEventProto::HISTORY_URL;
case TYPE_KEYWORD:
return metrics::OmniboxEventProto::KEYWORD;
case TYPE_SEARCH:
return metrics::OmniboxEventProto::SEARCH;
case TYPE_SHORTCUTS:
return metrics::OmniboxEventProto::SHORTCUTS;
case TYPE_ZERO_SUGGEST:
return metrics::OmniboxEventProto::ZERO_SUGGEST;
default:
NOTREACHED() << "Unhandled AutocompleteProvider::Type " << type_;
return metrics::OmniboxEventProto::UNKNOWN_PROVIDER;
}
}
void AutocompleteProvider::DeleteMatch(const AutocompleteMatch& match) {
DLOG(WARNING) << "The AutocompleteProvider '" << GetName()
<< "' has not implemented DeleteMatch.";
}
void AutocompleteProvider::AddProviderInfo(ProvidersInfo* provider_info) const {
}
void AutocompleteProvider::ResetSession() {
}
string16 AutocompleteProvider::StringForURLDisplay(const GURL& url,
bool check_accept_lang,
bool trim_http) const {
std::string languages = (check_accept_lang && profile_) ?
profile_->GetPrefs()->GetString(prefs::kAcceptLanguages) : std::string();
return net::FormatUrl(url, languages,
net::kFormatUrlOmitAll & ~(trim_http ? 0 : net::kFormatUrlOmitHTTP),
net::UnescapeRule::SPACES, NULL, NULL, NULL);
}
AutocompleteProvider::~AutocompleteProvider() {
Stop(false);
}
// static
bool AutocompleteProvider::HasHTTPScheme(const string16& input) {
std::string utf8_input(UTF16ToUTF8(input));
url_parse::Component scheme;
if (url_util::FindAndCompareScheme(utf8_input, content::kViewSourceScheme,
&scheme))
utf8_input.erase(0, scheme.end() + 1);
return url_util::FindAndCompareScheme(utf8_input, chrome::kHttpScheme, NULL);
}
void AutocompleteProvider::UpdateStarredStateOfMatches() {
if (matches_.empty())
return;
if (!profile_)
return;
BookmarkModel* bookmark_model = BookmarkModelFactory::GetForProfile(profile_);
if (!bookmark_model || !bookmark_model->loaded())
return;
for (ACMatches::iterator i(matches_.begin()); i != matches_.end(); ++i)
i->starred = bookmark_model->IsBookmarked(i->destination_url);
}
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