1
    2
    3
    4
    5
    6
    7
    8
    9
   10
   11
   12
   13
   14
   15
   16
   17
   18
   19
   20
   21
   22
   23
   24
   25
   26
   27
   28
   29
   30
   31
   32
   33
   34
   35
   36
   37
   38
   39
   40
   41
   42
   43
   44
   45
   46
   47
   48
   49
   50
   51
   52
   53
   54
   55
   56
   57
   58
   59
   60
   61
   62
   63
   64
   65
   66
   67
   68
   69
   70
   71
   72
   73
   74
   75
   76
   77
   78
   79
   80
   81
   82
   83
   84
   85
   86
   87
   88
   89
   90
   91
   92
   93
   94
   95
   96
   97
   98
   99
  100
  101
  102
  103


content / browser / navigation_or_document_handle.cc [blame]

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/browser/navigation_or_document_handle.h"

#include <optional>

#include "content/browser/renderer_host/frame_tree_node.h"
#include "content/browser/renderer_host/navigation_request.h"
#include "content/browser/renderer_host/render_frame_host_impl.h"
#include "content/browser/web_contents/web_contents_impl.h"
#include "content/public/browser/frame_type.h"
#include "url/origin.h"

namespace content {

scoped_refptr<NavigationOrDocumentHandle>
NavigationOrDocumentHandle::CreateForDocument(
    GlobalRenderFrameHostId render_frame_host_id) {
  return base::WrapRefCounted(
      new NavigationOrDocumentHandle(render_frame_host_id));
}

scoped_refptr<NavigationOrDocumentHandle>
NavigationOrDocumentHandle::CreateForNavigation(
    NavigationRequest& navigation_request) {
  return base::WrapRefCounted(
      new NavigationOrDocumentHandle(navigation_request));
}

NavigationOrDocumentHandle::NavigationOrDocumentHandle(
    GlobalRenderFrameHostId render_frame_host_id) {
  auto* render_frame_host_impl =
      RenderFrameHostImpl::FromID(render_frame_host_id);
  if (render_frame_host_impl)
    render_frame_host_ = render_frame_host_impl->GetWeakPtr();
}

NavigationOrDocumentHandle::NavigationOrDocumentHandle(
    NavigationRequest& navigation_request)
    : navigation_request_(navigation_request.GetWeakPtr()) {}

NavigationOrDocumentHandle::~NavigationOrDocumentHandle() = default;

NavigationRequest* NavigationOrDocumentHandle::GetNavigationRequest() const {
  return navigation_request_ ? navigation_request_.get() : nullptr;
}

RenderFrameHost* NavigationOrDocumentHandle::GetDocument() const {
  return render_frame_host_.get();
}

WebContents* NavigationOrDocumentHandle::GetWebContents() const {
  if (auto* navigation_request = GetNavigationRequest()) {
    return WebContentsImpl::FromFrameTreeNode(
        navigation_request->frame_tree_node());
  } else if (auto* rfh = GetDocument()) {
    return WebContents::FromRenderFrameHost(rfh);
  }
  return nullptr;
}

FrameTreeNode* NavigationOrDocumentHandle::GetFrameTreeNode() const {
  if (auto* navigation_request = GetNavigationRequest()) {
    return navigation_request->frame_tree_node();
  } else if (auto* rfh = GetDocument()) {
    return FrameTreeNode::From(rfh);
  }
  return nullptr;
}

std::optional<url::Origin> NavigationOrDocumentHandle::GetTopmostFrameOrigin()
    const {
  if (auto* navigation_request = GetNavigationRequest()) {
    auto* current_rfh =
        navigation_request->frame_tree_node()->current_frame_host();
    return current_rfh->GetOutermostMainFrame()->GetLastCommittedOrigin();
  }
  if (auto* rfh = GetDocument()) {
    return rfh->GetOutermostMainFrame()->GetLastCommittedOrigin();
  }
  return std::nullopt;
}

bool NavigationOrDocumentHandle::IsInPrimaryMainFrame() const {
  auto* navigation_request = GetNavigationRequest();
  if (navigation_request)
    return navigation_request->IsInPrimaryMainFrame();
  auto* render_frame_host = GetDocument();
  if (render_frame_host)
    return render_frame_host->IsInPrimaryMainFrame();
  return false;
}

void NavigationOrDocumentHandle::OnNavigationCommitted(
    NavigationRequest& navigation_request) {
  DCHECK_EQ(navigation_request_->GetNavigationId(),
            navigation_request.GetNavigationId());
  render_frame_host_ = navigation_request.GetRenderFrameHost()->GetWeakPtr();
}

}  // namespace content