visiturl.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */
 
#include <sfx2/docfile.hxx>
#include <svl/inethist.hxx>
#include <fmtinfmt.hxx>
#include <txtinet.hxx>
#include <doc.hxx>
#include <IDocumentLayoutAccess.hxx>
#include <visiturl.hxx>
#include <hints.hxx>
#include <ndtxt.hxx>
#include <editsh.hxx>
#include <docsh.hxx>
 
SwURLStateChanged::SwURLStateChanged( SwDoc& rD )
    : m_rDoc( rD )
{
    StartListening( *INetURLHistory::GetOrCreate() );
}
 
SwURLStateChanged::~SwURLStateChanged()
{
    EndListening( *INetURLHistory::GetOrCreate() );
}
 
void SwURLStateChanged::Notify( SfxBroadcaster& , const SfxHint& rHint )
{
    if( !(dynamic_cast<const INetURLHistoryHint*>(&rHint) && m_rDoc.getIDocumentLayoutAccess().GetCurrentViewShell()) )
        return;
 
    // This URL has been changed:
    const INetURLObject* pIURL = static_cast<const INetURLHistoryHint&>(rHint).GetObject();
    OUString sURL( pIURL->GetMainURL( INetURLObject::DecodeMechanism::NONE ) ), sBkmk;
 
    SwEditShell* pESh = m_rDoc.GetEditShell();
 
    if( m_rDoc.GetDocShell() && m_rDoc.GetDocShell()->GetMedium() &&
        // If this is our Doc, we can also have local jumps!
        m_rDoc.GetDocShell()->GetMedium()->GetName() == sURL )
        sBkmk = "#" + pIURL->GetMark();
 
    bool bAction = false, bUnLockView = false;
    for (const SfxPoolItem* pItem : m_rDoc.GetAttrPool().GetItemSurrogates(RES_TXTATR_INETFMT))
    {
        const SwFormatINetFormat* pFormatItem = dynamic_cast<const SwFormatINetFormat*>(pItem);
        if( pFormatItem != nullptr &&
            ( pFormatItem->GetValue() == sURL || ( !sBkmk.isEmpty() && pFormatItem->GetValue() == sBkmk )))
        {
            const SwTextINetFormat* pTextAttr = pFormatItem->GetTextINetFormat();
            if (pTextAttr != nullptr)
            {
                const SwTextNode* pTextNd = pTextAttr->GetpTextNode();
                if (pTextNd != nullptr)
                {
                    if( !bAction && pESh )
                    {
                        pESh->StartAllAction();
                        bAction = true;
                        bUnLockView = !pESh->IsViewLocked();
                        pESh->LockView( true );
                    }
                    const_cast<SwTextINetFormat*>(pTextAttr)->SetVisitedValid(false);
                    const SwTextAttr* pAttr = pTextAttr;
                    SwUpdateAttr aUpdateAttr(
                        pAttr->GetStart(),
                        *pAttr->End(),
                        RES_FMT_CHG);
 
                    const_cast<SwTextNode*>(pTextNd)->TriggerNodeUpdate(sw::LegacyModifyHint(&aUpdateAttr, &aUpdateAttr));
                }
            }
        }
    }
 
    if( bAction )
        pESh->EndAllAction();
    if( bUnLockView )
        pESh->LockView( false );
}
 
// Check if the URL has been visited before. Via the Doc, if only one Bookmark is set
// We need to put the Doc's name before it!
bool SwDoc::IsVisitedURL( std::u16string_view rURL )
{
    bool bRet = false;
    if( !rURL.empty() )
    {
        INetURLHistory *pHist = INetURLHistory::GetOrCreate();
        if( '#' == rURL[0] && mpDocShell && mpDocShell->GetMedium() )
        {
            INetURLObject aIObj( mpDocShell->GetMedium()->GetURLObject() );
            aIObj.SetMark( rURL.substr( 1 ) );
            bRet = pHist->QueryUrl( aIObj );
        }
        else
            bRet = pHist->QueryUrl( rURL );
 
        // We also want to be informed about status updates in the History
        if( !mpURLStateChgd )
        {
            SwDoc* pD = this;
            pD->mpURLStateChgd.reset( new SwURLStateChanged(*this) );
        }
    }
    return bRet;
}
 
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