IXMLDOMNode* SettingsXML::FindItem(IXMLDOMNode* apFrom, const wchar_t* asType, const wchar_t* asName, bool abAllowCreate)
{
HRESULT hr = S_OK;
IXMLDOMNodeList* pList = NULL;
IXMLDOMNode* pChild = NULL;
IXMLDOMNamedNodeMap* pAttrs = NULL;
IXMLDOMAttribute *pIXMLDOMAttribute = NULL;
IXMLDOMNode *pIXMLDOMNode = NULL;
IXMLDOMNode *pName = NULL;
BSTR bsText = NULL;
BSTR bsCheck = NULL;
DOMNodeType nodeTypeCheck = NODE_INVALID;
BOOL lbEmpty = TRUE;
int iLastIndent = 1;
// Получить все дочерние элементы нужного типа
if (apFrom == NULL)
{
hr = S_FALSE;
}
else
{
long lFound = 0;
// key[@name="abc"], but it is case-sensitive, and may fails in theory
bsText = lstrmerge(asType, L"[@name=\"", asName, L"\"]");
hr = apFrom->selectNodes(bsText, &pList);
if (SUCCEEDED(hr) && pList)
{
hr = pList->get_length(&lFound);
if (FAILED(hr) || (lFound < 1))
{
SafeRelease(pList);
}
}
SafeFree(bsText);
// May be case-insensitive search will be succeeded?
// However, it is very slow
if (!pList)
{
bsText = ::SysAllocString(asType);
hr = apFrom->selectNodes(bsText, &pList);
::SysFreeString(bsText); bsText = NULL;
}
}
if (SUCCEEDED(hr) && pList)
{
hr = pList->reset();
while ((hr = pList->nextNode(&pIXMLDOMNode)) == S_OK && pIXMLDOMNode)
{
lbEmpty = FALSE;
hr = pIXMLDOMNode->get_attributes(&pAttrs);
if (SUCCEEDED(hr) && pAttrs)
{
bsText = GetAttr(pIXMLDOMNode, pAttrs, L"name");
if (bsText)
{
if (lstrcmpi(bsText, asName) == 0)
{
::SysFreeString(bsText); bsText = NULL;
pChild = pIXMLDOMNode; pIXMLDOMNode = NULL;
break;
}
::SysFreeString(bsText); bsText = NULL;
}
}
pIXMLDOMNode->Release(); pIXMLDOMNode = NULL;
}
pList->Release();
//pList = NULL; -- для отладки
}
if (lbEmpty && abAllowCreate && (asType[0] == L'k'))
{
bsText = ::SysAllocString(L"value");
hr = apFrom->selectNodes(bsText, &pList);
::SysFreeString(bsText); bsText = NULL;
if (SUCCEEDED(hr) && pList)
{
hr = pList->reset();
if ((hr = pList->nextNode(&pIXMLDOMNode)) == S_OK && pIXMLDOMNode)
{
lbEmpty = FALSE;
pIXMLDOMNode->Release(); pIXMLDOMNode = NULL;
}
pList->Release();
//pList = NULL; -- для отладки
}
}
if (!pChild && abAllowCreate)
{
if (asType[0] == L'k')
{
hr = apFrom->get_lastChild(&pChild);
if (SUCCEEDED(hr) && pChild)
{
hr = pChild->get_nodeType(&nodeTypeCheck);
if (SUCCEEDED(hr) && (nodeTypeCheck == NODE_TEXT))
{
hr = pChild->get_text(&bsCheck);
if (SUCCEEDED(hr) && bsCheck)
{
iLastIndent = 0;
LPCWSTR pszTabs = bsCheck;
while (*pszTabs)
{
if (*(pszTabs++) == L'\t')
iLastIndent++;
}
::SysFreeString(bsCheck); bsCheck = NULL;
}
}
}
SafeRelease(pChild);
}
VARIANT vtType; vtType.vt = VT_I4;
vtType.lVal = NODE_ELEMENT;
bsText = ::SysAllocString(asType);
hr = mp_File->createNode(vtType, bsText, L"", &pChild);
::SysFreeString(bsText); bsText = NULL;
if (SUCCEEDED(hr) && pChild)
{
if (SetAttr(pChild, L"name", asName))
{
if (asType[0] == L'k')
{
AppendNewLine(pChild);
mb_KeyEmpty = true;
TouchKey(pChild);
}
if (asType[0] == L'k')
{
//if (mb_KeyEmpty)
//AppendIndent(apFrom, lbEmpty ? (mi_Level-1) : mi_Level);
AppendIndent(apFrom, (mi_Level-iLastIndent));
}
else if (mb_KeyEmpty)
{
AppendIndent(apFrom, !lbEmpty ? (mi_Level-1) : mi_Level);
}
else
{
AppendIndent(apFrom, 1);
}
hr = apFrom->appendChild(pChild, &pIXMLDOMNode);
pChild->Release(); pChild = NULL;
if (FAILED(hr))
{
pAttrs->Release(); pAttrs = NULL;
}
else
{
pChild = pIXMLDOMNode;
pIXMLDOMNode = NULL;
}
AppendNewLine(apFrom);
AppendIndent(apFrom, mi_Level-1);
if ((asType[0] != L'k') && mb_KeyEmpty)
mb_KeyEmpty = false;
}
else
{
pChild->Release(); pChild = NULL;
}
}
}
return pChild;
}
bool SettingsXML::SetMultiLine(IXMLDOMNode* apNode, const wchar_t* asValue, long nAllLen)
{
bool bRc = false;
HRESULT hr;
VARIANT_BOOL bHasChild = VARIANT_FALSE;
DOMNodeType nodeType = NODE_INVALID;
BSTR bsNodeType = ::SysAllocString(L"line");
VARIANT vtType; vtType.vt = VT_I4; vtType.lVal = NODE_ELEMENT;
IXMLDOMNode* pNode = NULL;
IXMLDOMNode* pNodeRmv = NULL;
long nLen = 0;
const wchar_t* psz = asValue;
bool bNewNodeCreate = false;
int iAddIndent = 1;
bool bAddFirstNewLine = false;
hr = apNode->get_firstChild(&pNode);
if (pNode == NULL)
{
bAddFirstNewLine = true;
iAddIndent = mi_Level + 1;
}
// Обновляем существующие
while ((psz && *psz && nAllLen > 0) && (SUCCEEDED(hr) && pNode))
{
hr = pNode->get_nodeType(&nodeType);
if (SUCCEEDED(hr) && (nodeType == NODE_ELEMENT))
{
if (!SetAttr(pNode, L"data", psz))
goto wrap;
nLen = _tcslen(psz)+1;
psz += nLen;
nAllLen -= nLen;
}
hr = pNode->get_nextSibling(&pNode);
}
// Добавляем что осталось
while (psz && *psz && nAllLen > 0)
{
hr = mp_File->createNode(vtType, bsNodeType, L"", &pNode);
if (FAILED(hr) || !pNode)
goto wrap;
if (!SetAttr(pNode, L"data", psz))
goto wrap;
if (bAddFirstNewLine)
{
AppendNewLine(apNode);
bAddFirstNewLine = false;
}
AppendIndent(apNode, iAddIndent);
hr = apNode->appendChild(pNode, &pNodeRmv);
AppendNewLine(apNode);
bNewNodeCreate = true;
iAddIndent = mi_Level + 1;
SafeRelease(pNode);
SafeRelease(pNodeRmv);
if (FAILED(hr))
goto wrap;
nLen = _tcslen(psz)+1;
psz += nLen;
nAllLen -= nLen;
}
// Очистить хвост (если элементов стало меньше)
if (pNode)
{
ClearChildrenTail(apNode, pNode);
AppendNewLine(apNode);
bNewNodeCreate = true;
}
if (bNewNodeCreate)
{
AppendIndent(apNode, mi_Level);
}
bRc = true;
wrap:
_ASSERTE(nAllLen <= 1);
::SysFreeString(bsNodeType);
return bRc;
}
IXMLDOMNode* SettingsXML::FindItem(IXMLDOMNode* apFrom, const wchar_t* asType, const wchar_t* asName, bool abAllowCreate)
{
HRESULT hr = S_OK;
IXMLDOMNodeList* pList = NULL;
IXMLDOMNode* pChild = NULL;
IXMLDOMNamedNodeMap* pAttrs = NULL;
IXMLDOMAttribute *pIXMLDOMAttribute = NULL;
IXMLDOMNode *pIXMLDOMNode = NULL;
IXMLDOMNode *pName = NULL;
BSTR bsText = NULL;
BOOL lbEmpty = TRUE;
// Получить все дочерние элементы нужного типа
if (apFrom == NULL)
{
hr = S_FALSE;
}
else
{
bsText = ::SysAllocString(asType);
hr = apFrom->selectNodes(bsText, &pList);
::SysFreeString(bsText); bsText = NULL;
}
if (SUCCEEDED(hr) && pList)
{
hr = pList->reset();
while((hr = pList->nextNode(&pIXMLDOMNode)) == S_OK && pIXMLDOMNode)
{
lbEmpty = FALSE;
hr = pIXMLDOMNode->get_attributes(&pAttrs);
if (SUCCEEDED(hr) && pAttrs)
{
bsText = GetAttr(pIXMLDOMNode, pAttrs, L"name");
if (bsText)
{
if (lstrcmpi(bsText, asName) == 0)
{
::SysFreeString(bsText); bsText = NULL;
pChild = pIXMLDOMNode; pIXMLDOMNode = NULL;
break;
}
::SysFreeString(bsText); bsText = NULL;
}
}
pIXMLDOMNode->Release(); pIXMLDOMNode = NULL;
}
pList->Release();
//pList = NULL; -- для отладки
}
if (lbEmpty && abAllowCreate && (asType[0] == L'k'))
{
bsText = ::SysAllocString(L"value");
hr = apFrom->selectNodes(bsText, &pList);
::SysFreeString(bsText); bsText = NULL;
if (SUCCEEDED(hr) && pList)
{
hr = pList->reset();
if ((hr = pList->nextNode(&pIXMLDOMNode)) == S_OK && pIXMLDOMNode)
{
lbEmpty = FALSE;
pIXMLDOMNode->Release(); pIXMLDOMNode = NULL;
}
pList->Release();
//pList = NULL; -- для отладки
}
}
if (!pChild && abAllowCreate)
{
VARIANT vtType; vtType.vt = VT_I4;
vtType.lVal = NODE_ELEMENT;
bsText = ::SysAllocString(asType);
hr = mp_File->createNode(vtType, bsText, L"", &pChild);
::SysFreeString(bsText); bsText = NULL;
if (SUCCEEDED(hr) && pChild)
{
if (SetAttr(pChild, L"name", asName))
{
if (asType[0] == L'k')
{
AppendNewLine(pChild);
mb_KeyEmpty = true;
}
if (asType[0] == L'k')
{
//if (mb_KeyEmpty)
//AppendIndent(apFrom, lbEmpty ? (mi_Level-1) : mi_Level);
AppendIndent(apFrom, (mi_Level-1));
}
else if (mb_KeyEmpty)
{
AppendIndent(apFrom, !lbEmpty ? (mi_Level-1) : mi_Level);
}
else
{
AppendIndent(apFrom, 1);
}
hr = apFrom->appendChild(pChild, &pIXMLDOMNode);
pChild->Release(); pChild = NULL;
if (FAILED(hr))
{
pAttrs->Release(); pAttrs = NULL;
}
else
{
pChild = pIXMLDOMNode;
pIXMLDOMNode = NULL;
}
AppendNewLine(apFrom);
AppendIndent(apFrom, mi_Level-1);
if ((asType[0] != L'k') && mb_KeyEmpty)
mb_KeyEmpty = false;
}
else
{
pChild->Release(); pChild = NULL;
}
}
}
return pChild;
}
