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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef EXTENSIONS_BROWSER_API_DECLARATIVE_NET_REQUEST_REQUEST_PARAMS_H_
#define EXTENSIONS_BROWSER_API_DECLARATIVE_NET_REQUEST_REQUEST_PARAMS_H_
#include <optional>
#include "base/containers/flat_map.h"
#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "components/url_pattern_index/url_pattern_index.h"
#include "content/public/browser/global_routing_id.h"
#include "extensions/browser/api/declarative_net_request/regex_rules_matcher.h"
#include "net/http/http_response_headers.h"
#include "url/gurl.h"
#include "url/origin.h"
namespace content {
class RenderFrameHost;
} // namespace content
namespace extensions {
struct WebRequestInfo;
namespace declarative_net_request {
class CompositeMatcher;
// Struct to hold parameters for a network request.
struct RequestParams {
// `info` must outlive this instance.
RequestParams(const WebRequestInfo& info,
scoped_refptr<const net::HttpResponseHeaders> response_headers);
// `host` must not undergo a navigation or get deleted for the duration of
// this instance.
RequestParams(content::RenderFrameHost* host,
bool is_post_navigation,
scoped_refptr<const net::HttpResponseHeaders> response_headers);
RequestParams(
const GURL& url,
const url::Origin& initiator,
const api::declarative_net_request::ResourceType request_type,
const api::declarative_net_request::RequestMethod request_method,
int tab_id,
scoped_refptr<const net::HttpResponseHeaders> response_headers);
RequestParams();
RequestParams(const RequestParams&) = delete;
RequestParams& operator=(const RequestParams&) = delete;
~RequestParams();
// This is a pointer to a GURL. Hence the GURL must outlive this struct.
raw_ptr<const GURL> url = nullptr;
url::Origin first_party_origin;
url_pattern_index::flat::ElementType element_type =
url_pattern_index::flat::ElementType_OTHER;
bool is_third_party = false;
// The HTTP method used for the request.
url_pattern_index::flat::RequestMethod method =
url_pattern_index::flat::RequestMethod_NONE;
// ID of the parent RenderFrameHost.
content::GlobalRenderFrameHostId parent_routing_id;
// Matcher for `flat::UrlRule::embedder_conditions`.
url_pattern_index::UrlPatternIndexMatcher::EmbedderConditionsMatcher
embedder_conditions_matcher;
// A map from an extension ID to its CompositeMatcher's highest priority
// matching allow or allowAllRequests rule (for the request associated with
// this instance). Used as a cache to prevent additional calls to GetAction.
// - If there is no entry for an extension ID: the extension's rulesets have
// not matched against this request yet.
// - If the entry for the extension ID is nullopt: the extension has no
// matching allow/allowAllRequest rules for this request.
mutable base::flat_map<ExtensionId, std::optional<RequestAction>>
max_priority_allow_action;
// Lower cased url, used for regex matching. Cached for performance.
mutable std::optional<std::string> lower_cased_url_spec;
// Map from a (RegexRulesMatcher, ruleset matching stage) pair to a vector of
// potential matches for this request. Cached for performance.
mutable base::flat_map<RegexRulesMatcher::RegexMatchKey,
std::vector<RegexRuleInfo>>
potential_regex_matches;
};
} // namespace declarative_net_request
} // namespace extensions
#endif // EXTENSIONS_BROWSER_API_DECLARATIVE_NET_REQUEST_REQUEST_PARAMS_H_
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