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// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#include "xfa/fxfa/parser/xfa_utils.h"
#include <algorithm>
#include "core/fxcrt/fx_extension.h"
#include "core/fxcrt/xml/cfx_xmlchardata.h"
#include "core/fxcrt/xml/cfx_xmlelement.h"
#include "core/fxcrt/xml/cfx_xmlnode.h"
#include "core/fxcrt/xml/cfx_xmltext.h"
#include "xfa/fxfa/parser/cxfa_document.h"
#include "xfa/fxfa/parser/cxfa_localemgr.h"
#include "xfa/fxfa/parser/cxfa_localevalue.h"
#include "xfa/fxfa/parser/cxfa_measurement.h"
#include "xfa/fxfa/parser/cxfa_node.h"
#include "xfa/fxfa/parser/xfa_basic_data.h"
namespace {
const double fraction_scales[] = {0.1,
0.01,
0.001,
0.0001,
0.00001,
0.000001,
0.0000001,
0.00000001,
0.000000001,
0.0000000001,
0.00000000001,
0.000000000001,
0.0000000000001,
0.00000000000001,
0.000000000000001,
0.0000000000000001};
} // namespace
double XFA_GetFractionalScale(uint32_t idx) {
return fraction_scales[idx];
}
int XFA_GetMaxFractionalScale() {
return FX_ArraySize(fraction_scales);
}
CXFA_LocaleValue XFA_GetLocaleValue(CXFA_WidgetData* pWidgetData) {
CXFA_Node* pNodeValue =
pWidgetData->GetNode()->GetChild(0, XFA_Element::Value, false);
if (!pNodeValue) {
return CXFA_LocaleValue();
}
CXFA_Node* pValueChild = pNodeValue->GetNodeItem(XFA_NODEITEM_FirstChild);
if (!pValueChild) {
return CXFA_LocaleValue();
}
int32_t iVTType = XFA_VT_NULL;
switch (pValueChild->GetElementType()) {
case XFA_Element::Decimal:
iVTType = XFA_VT_DECIMAL;
break;
case XFA_Element::Float:
iVTType = XFA_VT_FLOAT;
break;
case XFA_Element::Date:
iVTType = XFA_VT_DATE;
break;
case XFA_Element::Time:
iVTType = XFA_VT_TIME;
break;
case XFA_Element::DateTime:
iVTType = XFA_VT_DATETIME;
break;
case XFA_Element::Boolean:
iVTType = XFA_VT_BOOLEAN;
break;
case XFA_Element::Integer:
iVTType = XFA_VT_INTEGER;
break;
case XFA_Element::Text:
iVTType = XFA_VT_TEXT;
break;
default:
iVTType = XFA_VT_NULL;
break;
}
return CXFA_LocaleValue(iVTType, pWidgetData->GetRawValue(),
pWidgetData->GetNode()->GetDocument()->GetLocalMgr());
}
void XFA_GetPlainTextFromRichText(CFX_XMLNode* pXMLNode,
WideString& wsPlainText) {
if (!pXMLNode) {
return;
}
switch (pXMLNode->GetType()) {
case FX_XMLNODE_Element: {
CFX_XMLElement* pXMLElement = static_cast<CFX_XMLElement*>(pXMLNode);
WideString wsTag = pXMLElement->GetLocalTagName();
uint32_t uTag = FX_HashCode_GetW(wsTag.AsStringView(), true);
if (uTag == 0x0001f714) {
wsPlainText += L"\n";
} else if (uTag == 0x00000070) {
if (!wsPlainText.IsEmpty()) {
wsPlainText += L"\n";
}
} else if (uTag == 0xa48ac63) {
if (!wsPlainText.IsEmpty() &&
wsPlainText[wsPlainText.GetLength() - 1] != '\n') {
wsPlainText += L"\n";
}
}
break;
}
case FX_XMLNODE_Text:
case FX_XMLNODE_CharData: {
WideString wsContent = static_cast<CFX_XMLText*>(pXMLNode)->GetText();
wsPlainText += wsContent;
break;
}
default:
break;
}
for (CFX_XMLNode* pChildXML = pXMLNode->GetNodeItem(CFX_XMLNode::FirstChild);
pChildXML;
pChildXML = pChildXML->GetNodeItem(CFX_XMLNode::NextSibling)) {
XFA_GetPlainTextFromRichText(pChildXML, wsPlainText);
}
}
bool XFA_FieldIsMultiListBox(CXFA_Node* pFieldNode) {
bool bRet = false;
if (!pFieldNode)
return bRet;
CXFA_Node* pUIChild = pFieldNode->GetChild(0, XFA_Element::Ui, false);
if (pUIChild) {
CXFA_Node* pFirstChild = pUIChild->GetNodeItem(XFA_NODEITEM_FirstChild);
if (pFirstChild &&
pFirstChild->GetElementType() == XFA_Element::ChoiceList) {
bRet = pFirstChild->JSNode()->GetEnum(XFA_Attribute::Open) ==
XFA_ATTRIBUTEENUM_MultiSelect;
}
}
return bRet;
}
int32_t XFA_MapRotation(int32_t nRotation) {
nRotation = nRotation % 360;
nRotation = nRotation < 0 ? nRotation + 360 : nRotation;
return nRotation;
}
const XFA_SCRIPTATTRIBUTEINFO* XFA_GetScriptAttributeByName(
XFA_Element eElement,
const WideStringView& wsAttributeName) {
if (wsAttributeName.IsEmpty())
return nullptr;
int32_t iElementIndex = static_cast<int32_t>(eElement);
while (iElementIndex != -1) {
const XFA_SCRIPTHIERARCHY* scriptIndex = g_XFAScriptIndex + iElementIndex;
int32_t icount = scriptIndex->wAttributeCount;
if (icount == 0) {
iElementIndex = scriptIndex->wParentIndex;
continue;
}
uint32_t uHash = FX_HashCode_GetW(wsAttributeName, false);
int32_t iStart = scriptIndex->wAttributeStart, iEnd = iStart + icount - 1;
do {
int32_t iMid = (iStart + iEnd) / 2;
const XFA_SCRIPTATTRIBUTEINFO* pInfo = g_SomAttributeData + iMid;
if (uHash == pInfo->uHash)
return pInfo;
if (uHash < pInfo->uHash)
iEnd = iMid - 1;
else
iStart = iMid + 1;
} while (iStart <= iEnd);
iElementIndex = scriptIndex->wParentIndex;
}
return nullptr;
}
const XFA_PACKETINFO* XFA_GetPacketByIndex(XFA_PacketType ePacket) {
return g_XFAPacketData + static_cast<uint8_t>(ePacket);
}
const XFA_PACKETINFO* XFA_GetPacketByName(const WideStringView& wsName) {
if (wsName.IsEmpty())
return nullptr;
uint32_t uHash = FX_HashCode_GetW(wsName, false);
int32_t iStart = 0;
int32_t iEnd = g_iXFAPacketCount - 1;
do {
int32_t iMid = (iStart + iEnd) / 2;
const XFA_PACKETINFO* pInfo = g_XFAPacketData + iMid;
if (uHash == pInfo->uHash)
return pInfo;
if (uHash < pInfo->uHash)
iEnd = iMid - 1;
else
iStart = iMid + 1;
} while (iStart <= iEnd);
return nullptr;
}
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