Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 590 insertions, 0 deletions

diff --git a/idl/source/prj/parser.cxx b/idl/source/prj/parser.cxx
new file mode 100644
index 000000000..31bbee9a9
--- /dev/null
+++ b/idl/source/prj/parser.cxx
@@ -0,0 +1,590 @@
+/* -*- 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 <sal/config.h>
+
+#include <algorithm>
+
+#include <parser.hxx>
+#include <database.hxx>
+#include <globals.hxx>
+#include <slot.hxx>
+#include <osl/file.hxx>
+
+void SvIdlParser::ReadSvIdl( const OUString & rPath )
+{
+    rBase.SetPath(rPath); // only valid for this iteration
+    SvToken& rTok = rInStm.GetToken();
+
+    while( true )
+    {
+        rTok = rInStm.GetToken();
+        if( rTok.IsEof() )
+            return;
+
+        Read( SvHash_module() );
+        tools::SvRef<SvMetaModule> aModule = new SvMetaModule;
+        ReadModuleHeader(*aModule);
+        rBase.GetModuleList().push_back( aModule.get() );
+    }
+}
+
+void SvIdlParser::ReadModuleHeader(SvMetaModule& rModule)
+{
+    OString aName = ReadIdentifier();
+    rModule.SetName( aName );
+    rBase.Push( &rModule ); // onto the context stack
+    ReadModuleBody(rModule);
+    rBase.GetStack().pop_back(); // remove from stack
+}
+
+void SvIdlParser::ReadModuleBody(SvMetaModule& rModule)
+{
+    if( ReadIf( '[' ) )
+    {
+        while( true )
+        {
+            OString aSlotIdFile;
+            if( !ReadStringSvIdl( SvHash_SlotIdFile(), rInStm, aSlotIdFile ) )
+                break;
+            if( !rBase.ReadIdFile( aSlotIdFile ) )
+            {
+                throw SvParseException( rInStm, "cannot read file: " + aSlotIdFile );
+            }
+            ReadIfDelimiter();
+        }
+        Read( ']' );
+    }
+
+    if( !ReadIf( '{' ) )
+        return;
+
+    sal_uInt32 nBeginPos = 0;
+    while( nBeginPos != rInStm.Tell() )
+    {
+        nBeginPos = rInStm.Tell();
+        ReadModuleElement( rModule );
+        ReadIfDelimiter();
+    }
+    Read( '}' );
+}
+
+void SvIdlParser::ReadModuleElement( SvMetaModule& rModule )
+{
+    if( ReadIf( SvHash_interface() ) )
+    {
+        ReadInterfaceOrShell(rModule, MetaTypeType::Interface);
+    }
+    else if( ReadIf( SvHash_shell() ) )
+    {
+        ReadInterfaceOrShell(rModule, MetaTypeType::Shell);
+    }
+    else if( ReadIf( SvHash_enum() ) )
+    {
+        ReadEnum();
+    }
+    else if( ReadIf( SvHash_item() ) )
+    {
+        ReadItem();
+    }
+    else if( ReadIf( SvHash_struct() ) )
+    {
+        ReadStruct();
+    }
+    else if( ReadIf( SvHash_include() ) )
+    {
+        ReadInclude(rModule);
+    }
+    else
+    {
+        tools::SvRef<SvMetaSlot> xSlot( new SvMetaSlot() );
+
+        if (ReadSlot(*xSlot))
+        {
+            if( xSlot->Test( rInStm ) )
+            {
+                // announce globally
+                rBase.AppendSlot( xSlot.get() );
+            }
+        }
+    }
+}
+
+void SvIdlParser::ReadInclude( SvMetaModule& rModule )
+{
+    sal_uInt32  nTokPos = rInStm.Tell();
+    bool bOk = false;
+    OUString aFullName(OStringToOUString(ReadString(), RTL_TEXTENCODING_ASCII_US));
+    rBase.StartNewFile( aFullName );
+    osl::FileBase::RC searchError = osl::File::searchFileURL(aFullName, rBase.GetPath(), aFullName);
+    if( osl::FileBase::E_None != searchError )
+    {
+        OString aStr = "cannot find file:" +
+            OUStringToOString(aFullName, RTL_TEXTENCODING_UTF8);
+        throw SvParseException(aStr, rInStm.GetToken());
+    }
+    osl::FileBase::getSystemPathFromFileURL( aFullName, aFullName );
+    rBase.AddDepFile( aFullName );
+    SvTokenStream aTokStm( aFullName );
+    if( ERRCODE_NONE != aTokStm.GetStream().GetError() )
+    {
+        OString aStr = "cannot open file: " +
+            OUStringToOString(aFullName, RTL_TEXTENCODING_UTF8);
+        throw SvParseException(aStr, rInStm.GetToken());
+    }
+    // rescue error from old file
+    SvIdlError aOldErr = rBase.GetError();
+    // reset error
+    rBase.SetError( SvIdlError() );
+
+    try {
+        SvIdlParser aIncludeParser( rBase, aTokStm );
+        sal_uInt32 nBeginPos = 0xFFFFFFFF; // can not happen with Tell
+        while( nBeginPos != aTokStm.Tell() )
+        {
+            nBeginPos = aTokStm.Tell();
+            aIncludeParser.ReadModuleElement(rModule);
+            aTokStm.ReadIfDelimiter();
+        }
+    } catch (const SvParseException& ex) {
+        rBase.SetError(ex.aError);
+        rBase.WriteError(aTokStm);
+    }
+    bOk = aTokStm.GetToken().IsEof();
+    if( !bOk )
+    {
+        rBase.WriteError( aTokStm );
+    }
+    // recover error from old file
+    rBase.SetError( aOldErr );
+    if( !bOk )
+        rInStm.Seek( nTokPos );
+}
+
+void SvIdlParser::ReadStruct()
+{
+    tools::SvRef<SvMetaType> xStruct(new SvMetaType() );
+    xStruct->SetType( MetaTypeType::Struct );
+    xStruct->SetName( ReadIdentifier() );
+    Read( '{' );
+    while( true )
+    {
+        tools::SvRef<SvMetaAttribute> xAttr( new SvMetaAttribute() );
+        xAttr->aType = ReadKnownType();
+        xAttr->SetName(ReadIdentifier());
+        xAttr->aSlotId.setString(ReadIdentifier());
+        sal_uInt32 n;
+        if( !rBase.FindId( xAttr->aSlotId.getString(), &n ) )
+            throw SvParseException( rInStm, "no value for identifier <" + xAttr->aSlotId.getString() + "> " );
+        xAttr->aSlotId.SetValue(n);
+        xStruct->GetAttrList().push_back( xAttr.get() );
+        if( !ReadIfDelimiter() )
+            break;
+        if( rInStm.GetToken().IsChar() && rInStm.GetToken().GetChar() == '}')
+            break;
+    }
+    Read( '}' );
+    ReadDelimiter();
+    // announce globally
+    rBase.GetTypeList().push_back( xStruct.get() );
+}
+
+void SvIdlParser::ReadItem()
+{
+    tools::SvRef<SvMetaType> xItem(new SvMetaType() );
+    xItem->SetItem(true);
+    xItem->SetRef( ReadKnownType() );
+    xItem->SetName( ReadIdentifier() );
+    // announce globally
+    rBase.GetTypeList().push_back( xItem.get() );
+}
+
+void SvIdlParser::ReadEnum()
+{
+    tools::SvRef<SvMetaTypeEnum> xEnum( new SvMetaTypeEnum() );
+    xEnum->SetType( MetaTypeType::Enum );
+    xEnum->SetName( ReadIdentifier() );
+
+    Read('{');
+    while( true )
+    {
+        ReadEnumValue( *xEnum );
+        if( !ReadIfDelimiter() )
+            break;
+    }
+    Read( '}' );
+    // announce globally
+    rBase.GetTypeList().push_back( xEnum.get() );
+}
+
+static std::string_view getCommonSubPrefix(std::string_view rA, std::string_view rB)
+{
+    sal_Int32 nMax = std::min(rA.size(), rB.size());
+    sal_Int32 nI = 0;
+    while (nI < nMax)
+    {
+        if (rA[nI] != rB[nI])
+            break;
+        ++nI;
+    }
+    return rA.substr(0, nI);
+}
+
+void SvIdlParser::ReadEnumValue( SvMetaTypeEnum& rEnum )
+{
+    tools::SvRef<SvMetaEnumValue> aEnumVal = new SvMetaEnumValue();
+    aEnumVal->SetName( ReadIdentifier() );
+    if( rEnum.aEnumValueList.empty() )
+    {
+       // the first
+       rEnum.aPrefix = aEnumVal->GetName();
+    }
+    else
+    {
+        rEnum.aPrefix = OString(getCommonSubPrefix(rEnum.aPrefix, aEnumVal->GetName()));
+    }
+    rEnum.aEnumValueList.push_back( aEnumVal.get() );
+}
+
+void SvIdlParser::ReadInterfaceOrShell( SvMetaModule& rModule, MetaTypeType aMetaTypeType )
+{
+    tools::SvRef<SvMetaClass> aClass( new SvMetaClass() );
+
+    aClass->SetType( aMetaTypeType );
+
+    aClass->SetName( ReadIdentifier() );
+
+    if( ReadIf( ':' ) )
+    {
+        aClass->aSuperClass = ReadKnownClass();
+    }
+    if( ReadIf( '{' ) )
+    {
+        sal_uInt32 nBeginPos = 0; // can not happen with Tell
+        while( nBeginPos != rInStm.Tell() )
+        {
+            nBeginPos = rInStm.Tell();
+            ReadInterfaceOrShellEntry(*aClass);
+            ReadIfDelimiter();
+        }
+        Read( '}' );
+    }
+    rModule.aClassList.push_back( aClass.get() );
+    // announce globally
+    rBase.GetClassList().push_back( aClass.get() );
+}
+
+void SvIdlParser::ReadInterfaceOrShellEntry(SvMetaClass& rClass)
+{
+    if( ReadIf( SvHash_import() ) )
+    {
+        SvMetaClass * pClass = ReadKnownClass();
+        SvClassElement aEle(pClass);
+        SvToken& rTok = rInStm.GetToken();
+        if( rTok.IsString() )
+        {
+            aEle.SetPrefix( rTok.GetString() );
+            rInStm.GetToken_Next();
+        }
+        rClass.aClassElementList.push_back( aEle );
+    }
+    else
+    {
+        SvMetaType * pType = rBase.ReadKnownType( rInStm );
+        tools::SvRef<SvMetaAttribute> xAttr;
+        bool bOk = false;
+        if( !pType || pType->IsItem() )
+        {
+            xAttr = new SvMetaSlot( pType );
+            bOk = ReadSlot(static_cast<SvMetaSlot&>(*xAttr));
+        }
+        else
+        {
+            xAttr = new SvMetaAttribute( pType );
+            ReadInterfaceOrShellMethod(*xAttr);
+            bOk = true;
+        }
+        if( bOk )
+            bOk = xAttr->Test( rInStm );
+        if( bOk )
+            bOk = rClass.TestAttribute( rBase, rInStm, *xAttr );
+        if( bOk )
+        {
+            if( !xAttr->GetSlotId().IsSet() )
+                xAttr->SetSlotId( SvIdentifier(rBase.GetUniqueId()) );
+            rClass.aAttrList.push_back( xAttr.get() );
+        }
+    }
+}
+
+bool SvIdlParser::ReadSlot(SvMetaSlot& rSlot)
+{
+    sal_uInt32  nTokPos = rInStm.Tell();
+    bool        bOk     = true;
+
+    SvMetaAttribute * pAttr = rBase.ReadKnownAttr( rInStm, rSlot.GetType() );
+    if( pAttr )
+    {
+        SvMetaSlot * pKnownSlot = dynamic_cast<SvMetaSlot*>( pAttr );
+        if( !pKnownSlot )
+            throw SvParseException( rInStm, "attribute " + pAttr->GetName() + " is method or variable but not a slot" );
+        rSlot.SetRef( pKnownSlot );
+        rSlot.SetName( pKnownSlot->GetName() );
+        if( ReadIf( '[' ) )
+        {
+            sal_uInt32 nBeginPos = 0; // can not happen with Tell
+            while( nBeginPos != rInStm.Tell() )
+            {
+                nBeginPos = rInStm.Tell();
+                ReadSlotAttribute(rSlot);
+                ReadIfDelimiter();
+            }
+            Read( ']' );
+        }
+    }
+    else
+    {
+        bOk = rSlot.SvMetaAttribute::ReadSvIdl( rBase, rInStm );
+        SvMetaAttribute *pAttr2 = rBase.FindKnownAttr( rSlot.GetSlotId() );
+        if( pAttr2 )
+        {
+            SvMetaSlot * pKnownSlot = dynamic_cast<SvMetaSlot*>( pAttr2 );
+            if( !pKnownSlot )
+                throw SvParseException( rInStm, "attribute " + pAttr2->GetName() + " is method or variable but not a slot" );
+            rSlot.SetRef( pKnownSlot );
+            // names may differ, because explicitly given
+            if ( pKnownSlot->GetName() != rSlot.GetName() )
+                throw SvParseException( rInStm, "Illegal definition!" );
+        }
+    }
+
+    if( !bOk )
+        rInStm.Seek( nTokPos );
+
+    return bOk;
+}
+
+void SvIdlParser::ReadSlotAttribute( SvMetaSlot& rSlot )
+{
+    ReadIfIdAttribute(rSlot.aGroupId, SvHash_GroupId() );
+    ReadIfIdAttribute(rSlot.aExecMethod, SvHash_ExecMethod() );
+    ReadIfIdAttribute(rSlot.aStateMethod, SvHash_StateMethod() );
+    ReadStringSvIdl( SvHash_DisableFlags(), rInStm, rSlot.aDisableFlags );
+    ReadIfBoolAttribute(rSlot.aReadOnlyDoc, SvHash_ReadOnlyDoc() );
+
+    ReadIfBoolAttribute(rSlot.aToggle, SvHash_Toggle() );
+    ReadIfBoolAttribute(rSlot.aAutoUpdate, SvHash_AutoUpdate() );
+    ReadIfBoolAttribute(rSlot.aAsynchron, SvHash_Asynchron() );
+    ReadIfBoolAttribute(rSlot.aRecordAbsolute, SvHash_RecordAbsolute() );
+
+    if( ReadIfBoolAttribute(rSlot.aRecordPerItem, SvHash_RecordPerItem()) )
+    {
+        if (rSlot.aRecordPerSet.IsSet() || rSlot.aNoRecord.IsSet())
+            throw SvParseException(rInStm, "conflicting attributes");
+        rSlot.SetRecordPerItem( rSlot.aRecordPerItem );
+    }
+    if( ReadIfBoolAttribute(rSlot.aRecordPerSet, SvHash_RecordPerSet() ) )
+    {
+        if (rSlot.aRecordPerItem.IsSet() || rSlot.aNoRecord.IsSet())
+            throw SvParseException(rInStm, "conflicting attributes");
+        rSlot.SetRecordPerSet( rSlot.aRecordPerSet );
+    }
+    if( ReadIfBoolAttribute(rSlot.aNoRecord, SvHash_NoRecord() ) )
+    {
+        if (rSlot.aRecordPerItem.IsSet() || rSlot.aRecordPerSet.IsSet())
+            throw SvParseException(rInStm, "conflicting attributes");
+        rSlot.SetNoRecord( rSlot.aNoRecord );
+    }
+
+    ReadIfBoolAttribute(rSlot.aMenuConfig, SvHash_MenuConfig() );
+    ReadIfBoolAttribute(rSlot.aToolBoxConfig, SvHash_ToolBoxConfig() );
+    ReadIfBoolAttribute(rSlot.aAccelConfig, SvHash_AccelConfig() );
+
+    ReadIfBoolAttribute(rSlot.aFastCall, SvHash_FastCall() );
+    ReadIfBoolAttribute(rSlot.aContainer, SvHash_Container() );
+}
+
+void SvIdlParser::ReadInterfaceOrShellMethod( SvMetaAttribute& rAttr )
+{
+    rAttr.SetName( ReadIdentifier() );
+    ReadSlotId( rAttr.aSlotId );
+
+    // read method arguments
+    Read( '(' );
+    tools::SvRef<SvMetaType> xT(new SvMetaType() );
+    xT->SetRef(rAttr.GetType() );
+    rAttr.aType = xT;
+    rAttr.aType->SetType( MetaTypeType::Method );
+    if (ReadIf(')'))
+        return;
+
+    while (true)
+    {
+        tools::SvRef<SvMetaAttribute> xParamAttr( new SvMetaAttribute() );
+        xParamAttr->aType = ReadKnownType();
+        xParamAttr->SetName( ReadIdentifier() );
+        ReadSlotId(xParamAttr->aSlotId);
+        rAttr.aType->GetAttrList().push_back( xParamAttr.get() );
+        if (!ReadIfDelimiter())
+            break;
+    }
+    Read(')');
+}
+
+void SvIdlParser::ReadSlotId(SvIdentifier& rSlotId)
+{
+    rSlotId.setString( ReadIdentifier() );
+    sal_uInt32 n;
+    if( !rBase.FindId( rSlotId.getString(), &n ) )
+        throw SvParseException( rInStm, "no value for identifier <" + rSlotId.getString() + "> " );
+    rSlotId.SetValue(n);
+}
+
+SvMetaClass * SvIdlParser::ReadKnownClass()
+{
+    OString aName(ReadIdentifier());
+    SvMetaClass* pClass = rBase.FindKnownClass( aName );
+    if( !pClass )
+        throw SvParseException( rInStm, "unknown class" );
+    return pClass;
+}
+
+SvMetaType * SvIdlParser::ReadKnownType()
+{
+    OString aName = ReadIdentifier();
+    for( const auto& aType : rBase.GetTypeList() )
+    {
+        if( aType->GetName() == aName )
+            return aType;
+    }
+    throw SvParseException( rInStm, "wrong typedef: ");
+}
+
+bool SvIdlParser::ReadIfBoolAttribute( SvBOOL& rBool, SvStringHashEntry const * pName )
+{
+    sal_uInt32 nTokPos = rInStm.Tell();
+    SvToken& rTok = rInStm.GetToken_Next();
+
+    if( rTok.Is( pName ) )
+    {
+        if( rInStm.ReadIf( '=' ) )
+        {
+            rTok = rInStm.GetToken();
+            if( !rTok.IsBool() )
+                throw SvParseException(rInStm, "xxx");
+            rBool = rTok.GetBool();
+            rInStm.GetToken_Next();
+        }
+        else
+            rBool = true; //default action set to TRUE
+        return true;
+    }
+    rInStm.Seek( nTokPos );
+    return false;
+}
+
+void SvIdlParser::ReadIfIdAttribute( SvIdentifier& rIdentifier, SvStringHashEntry const * pName )
+{
+    sal_uInt32 nTokPos = rInStm.Tell();
+    SvToken& rTok = rInStm.GetToken_Next();
+
+    if( rTok.Is( pName ) )
+    {
+        if( rInStm.ReadIf( '=' ) )
+        {
+            rTok = rInStm.GetToken();
+            if( !rTok.IsIdentifier() )
+                throw SvParseException(rInStm, "expected identifier");
+            rIdentifier.setString(rTok.GetString());
+            rInStm.GetToken_Next();
+        }
+    }
+    else
+        rInStm.Seek( nTokPos );
+}
+
+void SvIdlParser::ReadDelimiter()
+{
+    if( !ReadIfDelimiter() )
+        throw SvParseException(rInStm, "expected delimiter");
+}
+
+bool SvIdlParser::ReadIfDelimiter()
+{
+    if( rInStm.GetToken().IsChar()
+        && (';' == rInStm.GetToken().GetChar()
+             || ',' == rInStm.GetToken().GetChar()) )
+    {
+        rInStm.GetToken_Next();
+        return true;
+    }
+    return false;
+}
+
+OString SvIdlParser::ReadIdentifier()
+{
+    SvToken& rTok = rInStm.GetToken();
+    if( !rTok.IsIdentifier() )
+        throw SvParseException("expected identifier", rTok);
+    rInStm.GetToken_Next();
+    return rTok.GetString();
+}
+
+OString SvIdlParser::ReadString()
+{
+    SvToken& rTok = rInStm.GetToken();
+    if( !rTok.IsString() )
+        throw SvParseException("expected string", rTok);
+    rInStm.GetToken_Next();
+    return rTok.GetString();
+}
+
+void SvIdlParser::Read(char cChar)
+{
+    if( !ReadIf(cChar) )
+        throw SvParseException(rInStm, "expected char '" + OStringChar(cChar) + "'");
+}
+
+bool SvIdlParser::ReadIf(char cChar)
+{
+    if( rInStm.GetToken().IsChar() && rInStm.GetToken().GetChar() == cChar )
+    {
+        rInStm.GetToken_Next();
+        return true;
+    }
+    return false;
+}
+
+void SvIdlParser::Read(SvStringHashEntry const * entry)
+{
+    if( !rInStm.GetToken().Is(entry) )
+        throw SvParseException("expected " + entry->GetName(), rInStm.GetToken());
+    rInStm.GetToken_Next();
+}
+
+bool SvIdlParser::ReadIf(SvStringHashEntry const * entry)
+{
+    if( rInStm.GetToken().Is(entry) )
+    {
+        rInStm.GetToken_Next();
+        return true;
+    }
+    return false;
+}
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */