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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/omnibox/browser/history_provider.h"
#include <string>
#include "base/strings/string_util.h"
#include "components/bookmarks/browser/bookmark_model.h"
#include "components/history/core/browser/history_service.h"
#include "components/omnibox/browser/autocomplete_input.h"
#include "components/omnibox/browser/autocomplete_match.h"
#include "components/omnibox/browser/autocomplete_match_classification.h"
#include "components/omnibox/browser/in_memory_url_index_types.h"
void HistoryProvider::DeleteMatch(const AutocompleteMatch& match) {
DCHECK(done_);
DCHECK(client_);
DCHECK(match.deletable);
history::HistoryService* const history_service = client_->GetHistoryService();
// Delete the underlying URL along with all its visits from the history DB.
// The resulting HISTORY_URLS_DELETED notification will also cause all caches
// and indices to drop any data they might have stored pertaining to the URL.
DCHECK(history_service);
DCHECK(match.destination_url.is_valid());
history_service->DeleteURLs({match.destination_url});
DeleteMatchFromMatches(match);
}
// static
ACMatchClassifications HistoryProvider::SpansFromTermMatch(
const TermMatches& matches,
size_t text_length,
bool is_url) {
ACMatchClassification::Style non_match_style =
is_url ? ACMatchClassification::URL : ACMatchClassification::NONE;
return ClassifyTermMatches(matches, text_length,
ACMatchClassification::MATCH | non_match_style,
non_match_style);
}
HistoryProvider::HistoryProvider(AutocompleteProvider::Type type,
AutocompleteProviderClient* client)
: AutocompleteProvider(type), client_(client) {}
HistoryProvider::~HistoryProvider() = default;
void HistoryProvider::DeleteMatchFromMatches(const AutocompleteMatch& match) {
bool found = false;
bookmarks::BookmarkModel* bookmark_model = client_->GetBookmarkModel();
for (auto i(matches_.begin()); i != matches_.end(); ++i) {
if (i->destination_url == match.destination_url && i->type == match.type) {
found = true;
if ((i->type == AutocompleteMatchType::URL_WHAT_YOU_TYPED) ||
(bookmark_model &&
bookmark_model->IsBookmarked(i->destination_url))) {
// We can't get rid of What-You-Typed or Bookmarked matches,
// but we can make them look like they have no backing data.
i->deletable = false;
i->description.clear();
i->description_class.clear();
} else {
matches_.erase(i);
}
break;
}
}
DCHECK(found) << "Asked to delete a URL that isn't in our set of matches";
}
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