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// Copyright 2023 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/autofill/content/browser/renderer_forms_from_browser_form.h"
#include <vector>
#include "components/autofill/content/browser/content_autofill_client.h"
#include "components/autofill/content/browser/content_autofill_driver_factory.h"
#include "components/autofill/core/browser/form_structure.h"
#include "components/autofill/core/browser/foundations/autofill_driver_router.h"
#include "components/autofill/core/browser/foundations/autofill_manager.h"
#include "components/autofill/core/common/autofill_util.h"
#include "components/autofill/core/common/unique_ids.h"
#include "content/public/browser/global_routing_id.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents.h"
namespace autofill {
content::RenderFrameHost* FindRenderFrameHostByToken(
content::WebContents& web_contents,
const LocalFrameToken& frame_token) {
content::RenderFrameHost* render_frame_host = nullptr;
web_contents.ForEachRenderFrameHost([&](content::RenderFrameHost* rfh) {
if (rfh->GetFrameToken().value() == frame_token.value()) {
render_frame_host = rfh;
}
});
return render_frame_host;
}
std::optional<RendererForms> RendererFormsFromBrowserForm(
AutofillManager& manager,
FormGlobalId form_id) {
FormStructure* browser_form = manager.FindCachedFormById(form_id);
if (!browser_form) {
return std::nullopt;
}
// The cast is safe, since this method can only get called by content
// embedders.
ContentAutofillClient& client =
static_cast<ContentAutofillClient&>(manager.client());
const AutofillDriverRouter& router =
client.GetAutofillDriverFactory().router();
std::vector<FormData> renderer_forms =
router.GetRendererForms(browser_form->ToFormData());
RendererForms result;
result.reserve(renderer_forms.size());
base::flat_map<LocalFrameToken, content::GlobalRenderFrameHostId>
token_rfh_map;
for (FormData& form : renderer_forms) {
content::GlobalRenderFrameHostId rfh_id;
if (auto it = token_rfh_map.find(form.host_frame());
it != token_rfh_map.end()) {
rfh_id = it->second;
} else {
if (content::RenderFrameHost* host = FindRenderFrameHostByToken(
client.GetWebContents(), form.host_frame())) {
rfh_id = host->GetGlobalId();
}
token_rfh_map.insert({form.host_frame(), rfh_id});
}
if (!rfh_id) {
continue;
}
result.emplace_back(std::move(form), rfh_id);
}
return std::move(result);
}
} // namespace autofill
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