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// Copyright 2014 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/app_list/search/omnibox_result.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/autocomplete/autocomplete_controller.h"
#include "chrome/browser/bookmarks/bookmark_model_factory.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/app_list/app_list_controller_delegate.h"
#include "chrome/browser/ui/app_list/search/search_util.h"
#include "components/bookmarks/browser/bookmark_model.h"
#include "components/omnibox/autocomplete_match_type.h"
#include "grit/theme_resources.h"
#include "ui/base/resource/resource_bundle.h"
#include "url/gurl.h"
#include "url/url_canon.h"
namespace app_list {
namespace {
// The Omnibox keyword for Google search. This is correct even if the user is
// using an international domain (such as google.com.au).
const char kGoogleSearchKeyword[] = "google.com";
int ACMatchStyleToTagStyle(int styles) {
int tag_styles = 0;
if (styles & ACMatchClassification::URL)
tag_styles |= SearchResult::Tag::URL;
if (styles & ACMatchClassification::MATCH)
tag_styles |= SearchResult::Tag::MATCH;
if (styles & ACMatchClassification::DIM)
tag_styles |= SearchResult::Tag::DIM;
return tag_styles;
}
// Translates ACMatchClassifications into SearchResult tags.
void ACMatchClassificationsToTags(
const base::string16& text,
const ACMatchClassifications& text_classes,
SearchResult::Tags* tags) {
int tag_styles = SearchResult::Tag::NONE;
size_t tag_start = 0;
for (size_t i = 0; i < text_classes.size(); ++i) {
const ACMatchClassification& text_class = text_classes[i];
// Closes current tag.
if (tag_styles != SearchResult::Tag::NONE) {
tags->push_back(SearchResult::Tag(
tag_styles, tag_start, text_class.offset));
tag_styles = SearchResult::Tag::NONE;
}
if (text_class.style == ACMatchClassification::NONE)
continue;
tag_start = text_class.offset;
tag_styles = ACMatchStyleToTagStyle(text_class.style);
}
if (tag_styles != SearchResult::Tag::NONE) {
tags->push_back(SearchResult::Tag(
tag_styles, tag_start, text.length()));
}
}
// Converts a Google Search URL into a spoken feedback URL, by adding query
// parameters. |search_url| must be a Google Search URL.
GURL MakeGoogleSearchSpokenFeedbackUrl(const GURL& search_url) {
std::string query = search_url.query();
query += "&gs_ivs=1";
GURL::Replacements replacements;
replacements.SetQueryStr(query);
return search_url.ReplaceComponents(replacements);
}
} // namespace
OmniboxResult::OmniboxResult(Profile* profile,
AppListControllerDelegate* list_controller,
AutocompleteController* autocomplete_controller,
bool is_voice_query,
const AutocompleteMatch& match)
: profile_(profile),
list_controller_(list_controller),
autocomplete_controller_(autocomplete_controller),
is_voice_query_(is_voice_query),
match_(match) {
if (match_.search_terms_args && autocomplete_controller_) {
match_.search_terms_args->from_app_list = true;
autocomplete_controller_->UpdateMatchDestinationURL(
*match_.search_terms_args, &match_);
}
set_id(match_.destination_url.spec());
// Derive relevance from omnibox relevance and normalize it to [0, 1].
// The magic number 1500 is the highest score of an omnibox result.
// See comments in autocomplete_provider.h.
set_relevance(match_.relevance / 1500.0);
UpdateIcon();
UpdateTitleAndDetails();
// The raw "what you typed" search results should be promoted and
// automatically selected by voice queries. If a "history" result exactly
// matches what you typed, then the omnibox will not produce a "what you
// typed" result; therefore, we must also flag "history" results as voice
// results if they exactly match the query.
if (match_.type == AutocompleteMatchType::SEARCH_WHAT_YOU_TYPED ||
(match_.type == AutocompleteMatchType::SEARCH_HISTORY &&
match_.search_terms_args &&
match_.contents == match_.search_terms_args->original_query)) {
set_voice_result(true);
}
}
OmniboxResult::~OmniboxResult() {
}
void OmniboxResult::Open(int event_flags) {
RecordHistogram(OMNIBOX_SEARCH_RESULT);
GURL url = match_.destination_url;
if (is_voice_query_ &&
base::UTF16ToUTF8(match_.keyword) == kGoogleSearchKeyword) {
url = MakeGoogleSearchSpokenFeedbackUrl(url);
}
list_controller_->OpenURL(profile_, url, match_.transition,
ui::DispositionFromEventFlags(event_flags));
}
scoped_ptr<SearchResult> OmniboxResult::Duplicate() {
return scoped_ptr<SearchResult>(new OmniboxResult(profile_, list_controller_,
autocomplete_controller_,
is_voice_query_, match_));
}
void OmniboxResult::UpdateIcon() {
BookmarkModel* bookmark_model = BookmarkModelFactory::GetForProfile(profile_);
bool is_bookmarked =
bookmark_model && bookmark_model->IsBookmarked(match_.destination_url);
int resource_id = is_bookmarked ? IDR_OMNIBOX_STAR
: AutocompleteMatch::TypeToIcon(match_.type);
SetIcon(
*ui::ResourceBundle::GetSharedInstance().GetImageSkiaNamed(resource_id));
}
void OmniboxResult::UpdateTitleAndDetails() {
set_title(match_.contents);
SearchResult::Tags title_tags;
ACMatchClassificationsToTags(match_.contents, match_.contents_class,
&title_tags);
set_title_tags(title_tags);
set_details(match_.description);
SearchResult::Tags details_tags;
ACMatchClassificationsToTags(match_.description, match_.description_class,
&details_tags);
set_details_tags(details_tags);
}
} // namespace app_list
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