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// Copyright 2021 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/page_info/core/about_this_site_validation.h"
#include "base/feature_list.h"
#include "components/page_info/core/features.h"
#include "components/page_info/core/proto/about_this_site_metadata.pb.h"
#include "url/gurl.h"
namespace page_info::about_this_site_validation {
AboutThisSiteStatus ValidateSource(const proto::Hyperlink& source) {
if (!source.has_label())
return AboutThisSiteStatus::kIncompleteSource;
if (!source.has_url())
return AboutThisSiteStatus::kIncompleteSource;
GURL url(source.url());
if (!url.is_valid() || !url.SchemeIsHTTPOrHTTPS()) {
return AboutThisSiteStatus::kInvalidSource;
}
return AboutThisSiteStatus::kValid;
}
AboutThisSiteStatus ValidateDescription(
const proto::SiteDescription& description) {
if (!description.has_description())
return AboutThisSiteStatus::kMissingDescriptionDescription;
if (!description.has_name())
return AboutThisSiteStatus::kMissingDescriptionName;
if (!description.has_lang())
return AboutThisSiteStatus::kMissingDescriptionLang;
if (!description.has_source())
return AboutThisSiteStatus::kMissingDescriptionSource;
return ValidateSource(description.source());
}
AboutThisSiteStatus ValidateFirstSeen(const proto::SiteFirstSeen& first_seen) {
if (!first_seen.has_count())
return AboutThisSiteStatus::kIncompleteTimeStamp;
if (!first_seen.has_unit())
return AboutThisSiteStatus::kIncompleteTimeStamp;
if (!first_seen.has_precision())
return AboutThisSiteStatus::kIncompleteTimeStamp;
if (first_seen.count() < 0)
return AboutThisSiteStatus::kInvalidTimeStamp;
if (first_seen.unit() == proto::UNIT_UNSPECIFIED)
return AboutThisSiteStatus::kInvalidTimeStamp;
if (first_seen.precision() == proto::PRECISION_UNSPECIFIED)
return AboutThisSiteStatus::kInvalidTimeStamp;
return AboutThisSiteStatus::kValid;
}
AboutThisSiteStatus ValidateMoreAbout(const proto::MoreAbout& more_info) {
if (!more_info.has_url() || !GURL(more_info.url()).is_valid())
return AboutThisSiteStatus::kInvalidMoreAbout;
return AboutThisSiteStatus::kValid;
}
AboutThisSiteStatus ValidateSiteInfo(const proto::SiteInfo& site_info) {
if (!site_info.has_description() && !site_info.has_first_seen() &&
!site_info.has_more_about())
return AboutThisSiteStatus::kEmptySiteInfo;
AboutThisSiteStatus status = AboutThisSiteStatus::kValid;
if (site_info.has_description()) {
status = ValidateDescription(site_info.description());
}
if (status != AboutThisSiteStatus::kValid)
return status;
if (site_info.has_first_seen())
status = ValidateFirstSeen(site_info.first_seen());
if (status != AboutThisSiteStatus::kValid)
return status;
if (!site_info.has_more_about()) {
return AboutThisSiteStatus::kMissingMoreAbout;
}
if (site_info.has_more_about())
status = ValidateMoreAbout(site_info.more_about());
return status;
}
AboutThisSiteStatus ValidateMetadata(
const std::optional<proto::AboutThisSiteMetadata>& metadata) {
if (!metadata)
return AboutThisSiteStatus::kNoResult;
if (!metadata->has_site_info())
return AboutThisSiteStatus::kMissingSiteInfo;
return ValidateSiteInfo(metadata->site_info());
}
} // namespace page_info::about_this_site_validation
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