diff options
Diffstat (limited to 'xfa/src/fxfa/src/parser/xfa_utils_imp.cpp')
| -rw-r--r-- | xfa/src/fxfa/src/parser/xfa_utils_imp.cpp | 382 |
1 files changed, 382 insertions, 0 deletions
diff --git a/xfa/src/fxfa/src/parser/xfa_utils_imp.cpp b/xfa/src/fxfa/src/parser/xfa_utils_imp.cpp new file mode 100644 index 0000000000..9c7ca9c274 --- /dev/null +++ b/xfa/src/fxfa/src/parser/xfa_utils_imp.cpp @@ -0,0 +1,382 @@ +// 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 "../../../foxitlib.h"
+#include "../common/xfa_utils.h"
+#include "../common/xfa_object.h"
+#include "../common/xfa_document.h"
+#include "../common/xfa_parser.h"
+#include "../common/xfa_script.h"
+#include "../common/xfa_docdata.h"
+#include "../common/xfa_doclayout.h"
+#include "../common/xfa_debug.h"
+#include "../common/xfa_localemgr.h"
+#include "../common/xfa_fm2jsapi.h"
+#include "xfa_debug_parser.h"
+CXFA_Node* XFA_CreateUIChild(CXFA_Node* pNode, XFA_ELEMENT& eWidgetType)
+{
+ XFA_ELEMENT eType = pNode->GetClassID();
+ eWidgetType = eType;
+ if (eType != XFA_ELEMENT_Field && eType != XFA_ELEMENT_Draw) {
+ return NULL;
+ }
+ eWidgetType = XFA_ELEMENT_UNKNOWN;
+ XFA_ELEMENT eUIType = XFA_ELEMENT_UNKNOWN;
+ CXFA_Value defValue = pNode->GetProperty(0, XFA_ELEMENT_Value, TRUE);
+ XFA_ELEMENT eValueType = (XFA_ELEMENT)defValue.GetChildValueClassID();
+ switch (eValueType) {
+ case XFA_ELEMENT_Boolean:
+ eUIType = XFA_ELEMENT_CheckButton;
+ break;
+ case XFA_ELEMENT_Integer:
+ case XFA_ELEMENT_Decimal:
+ case XFA_ELEMENT_Float:
+ eUIType = XFA_ELEMENT_NumericEdit;
+ break;
+ case XFA_ELEMENT_ExData:
+ case XFA_ELEMENT_Text:
+ eUIType = XFA_ELEMENT_TextEdit;
+ eWidgetType = XFA_ELEMENT_Text;
+ break;
+ case XFA_ELEMENT_Date:
+ case XFA_ELEMENT_Time:
+ case XFA_ELEMENT_DateTime:
+ eUIType = XFA_ELEMENT_DateTimeEdit;
+ break;
+ case XFA_ELEMENT_Image:
+ eUIType = XFA_ELEMENT_ImageEdit;
+ eWidgetType = XFA_ELEMENT_Image;
+ break;;
+ case XFA_ELEMENT_Arc:
+ case XFA_ELEMENT_Line:
+ case XFA_ELEMENT_Rectangle:
+ eUIType = XFA_ELEMENT_DefaultUi;
+ eWidgetType = eValueType;
+ break;
+ default:
+ break;
+ }
+ CXFA_Node* pUIChild = NULL;
+ CXFA_Node* pUI = pNode->GetProperty(0, XFA_ELEMENT_Ui, TRUE);
+ CXFA_Node *pChild = pUI->GetNodeItem(XFA_NODEITEM_FirstChild);
+ for ( ; pChild; pChild = pChild->GetNodeItem(XFA_NODEITEM_NextSibling)) {
+ XFA_ELEMENT eChild = pChild->GetClassID();
+ if (eChild == XFA_ELEMENT_Extras || eChild == XFA_ELEMENT_Picture) {
+ continue;
+ }
+ XFA_LPCPROPERTY pProterty = XFA_GetPropertyOfElement(XFA_ELEMENT_Ui, eChild, XFA_XDPPACKET_Form);
+ if (pProterty && (pProterty->uFlags & XFA_PROPERTYFLAG_OneOf)) {
+ pUIChild = pChild;
+ break;
+ }
+ }
+ if(eType == XFA_ELEMENT_Draw) {
+ XFA_ELEMENT eDraw = pUIChild ? pUIChild->GetClassID() : XFA_ELEMENT_UNKNOWN;
+ switch (eDraw) {
+ case XFA_ELEMENT_TextEdit:
+ eWidgetType = XFA_ELEMENT_Text;
+ break;
+ case XFA_ELEMENT_ImageEdit:
+ eWidgetType = XFA_ELEMENT_Image;
+ break;
+ default:
+ eWidgetType = eWidgetType == XFA_ELEMENT_UNKNOWN ? XFA_ELEMENT_Text : eWidgetType;
+ break;
+ }
+ } else {
+ if (pUIChild && pUIChild->GetClassID() == XFA_ELEMENT_DefaultUi) {
+ eWidgetType = XFA_ELEMENT_TextEdit;
+ } else {
+ eWidgetType = pUIChild ? pUIChild->GetClassID() : (eUIType == XFA_ELEMENT_UNKNOWN ? XFA_ELEMENT_TextEdit : eUIType);
+ }
+ }
+ if (!pUIChild) {
+ if (eUIType == XFA_ELEMENT_UNKNOWN) {
+ eUIType = XFA_ELEMENT_TextEdit;
+ ((CXFA_Node*)defValue)->GetProperty(0, XFA_ELEMENT_Text, TRUE);
+ }
+ pUIChild = pUI->GetProperty(0, eUIType, TRUE);
+ } else if (eUIType == XFA_ELEMENT_UNKNOWN) {
+ switch (pUIChild->GetClassID()) {
+ case XFA_ELEMENT_CheckButton: {
+ eValueType = XFA_ELEMENT_Text;
+ if (CXFA_Node* pItems = pNode->GetChild(0, XFA_ELEMENT_Items)) {
+ if (CXFA_Node* pItem = pItems->GetChild(0, XFA_ELEMENT_UNKNOWN)) {
+ eValueType = pItem->GetClassID();
+ }
+ }
+ }
+ break;
+ case XFA_ELEMENT_DateTimeEdit:
+ eValueType = XFA_ELEMENT_DateTime;
+ break;
+ case XFA_ELEMENT_ImageEdit:
+ eValueType = XFA_ELEMENT_Image;
+ break;
+ case XFA_ELEMENT_NumericEdit:
+ eValueType = XFA_ELEMENT_Float;
+ break;
+ case XFA_ELEMENT_ChoiceList: {
+ eValueType = (pUIChild->GetEnum(XFA_ATTRIBUTE_Open) == XFA_ATTRIBUTEENUM_MultiSelect) ? XFA_ELEMENT_ExData : XFA_ELEMENT_Text;
+ }
+ break;
+ case XFA_ELEMENT_Barcode:
+ case XFA_ELEMENT_Button:
+ case XFA_ELEMENT_PasswordEdit:
+ case XFA_ELEMENT_Signature:
+ case XFA_ELEMENT_TextEdit:
+ default:
+ eValueType = XFA_ELEMENT_Text;
+ break;
+ }
+ ((CXFA_Node*)defValue)->GetProperty(0, eValueType, TRUE);
+ }
+ return pUIChild;
+}
+CXFA_LocaleValue XFA_GetLocaleValue(CXFA_WidgetData* pWidgetData)
+{
+ CXFA_Node* pNodeValue = pWidgetData->GetNode()->GetChild(0, XFA_ELEMENT_Value);
+ if (!pNodeValue) {
+ return CXFA_LocaleValue();
+ }
+ CXFA_Node* pValueChild = pNodeValue->GetNodeItem(XFA_NODEITEM_FirstChild);
+ if (!pValueChild) {
+ return CXFA_LocaleValue();
+ }
+ FX_INT32 iVTType = XFA_VT_NULL;
+ XFA_ELEMENT eType = pValueChild->GetClassID();
+ switch (eType) {
+ 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(IFDE_XMLNode *pXMLNode, CFX_WideString &wsPlainText)
+{
+ if (pXMLNode == NULL) {
+ return;
+ }
+ switch(pXMLNode->GetType()) {
+ case FDE_XMLNODE_Element: {
+ IFDE_XMLElement *pXMLElement = (IFDE_XMLElement*)pXMLNode;
+ CFX_WideString wsTag;
+ pXMLElement->GetLocalTagName(wsTag);
+ FX_UINT32 uTag = FX_HashCode_String_GetW(wsTag, wsTag.GetLength(), 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 FDE_XMLNODE_Text: {
+ CFX_WideString wsContent;
+ ((IFDE_XMLText*)pXMLNode)->GetText(wsContent);
+ wsPlainText += wsContent;
+ }
+ break;
+ case FDE_XMLNODE_CharData: {
+ CFX_WideString wsCharData;
+ ((IFDE_XMLCharData*)pXMLNode)->GetCharData(wsCharData);
+ wsPlainText += wsCharData;
+ }
+ break;
+ default:
+ break;
+ }
+ for (IFDE_XMLNode *pChildXML = pXMLNode->GetNodeItem(IFDE_XMLNode::FirstChild); pChildXML; pChildXML = pChildXML->GetNodeItem(IFDE_XMLNode::NextSibling)) {
+ XFA_GetPlainTextFromRichText(pChildXML, wsPlainText);
+ }
+}
+FX_BOOL XFA_FieldIsMultiListBox(CXFA_Node* pFieldNode)
+{
+ FX_BOOL bRet = FALSE;
+ if (!pFieldNode) {
+ return bRet;
+ }
+ CXFA_Node *pUIChild = pFieldNode->GetChild(0, XFA_ELEMENT_Ui);
+ if (pUIChild) {
+ CXFA_Node *pFirstChild = pUIChild->GetNodeItem(XFA_NODEITEM_FirstChild);
+ if (pFirstChild && pFirstChild->GetClassID() == XFA_ELEMENT_ChoiceList) {
+ bRet = pFirstChild->GetEnum(XFA_ATTRIBUTE_Open) == XFA_ATTRIBUTEENUM_MultiSelect;
+ }
+ }
+ return bRet;
+}
+FX_BOOL XFA_IsLayoutElement(XFA_ELEMENT eElement, FX_BOOL bLayoutContainer )
+{
+ switch (eElement) {
+ case XFA_ELEMENT_Draw:
+ case XFA_ELEMENT_Field:
+ case XFA_ELEMENT_InstanceManager:
+ return !bLayoutContainer;
+ case XFA_ELEMENT_Area:
+ case XFA_ELEMENT_Subform:
+ case XFA_ELEMENT_ExclGroup:
+ case XFA_ELEMENT_SubformSet:
+ return TRUE;
+ case XFA_ELEMENT_PageArea:
+ case XFA_ELEMENT_Form:
+ return TRUE;
+ default:
+ return FALSE;
+ }
+ return FALSE;
+}
+FX_BOOL XFA_IsTakingupSpace(XFA_ATTRIBUTEENUM ePresence)
+{
+ switch (ePresence) {
+ case XFA_ATTRIBUTEENUM_Visible:
+ case XFA_ATTRIBUTEENUM_Invisible:
+ return TRUE;
+ default:
+ return FALSE;
+ }
+ return FALSE;
+}
+FX_BOOL XFA_IsFlowingLayout(XFA_ATTRIBUTEENUM eLayout)
+{
+ switch (eLayout) {
+ case XFA_ATTRIBUTEENUM_Tb:
+ case XFA_ATTRIBUTEENUM_Lr_tb:
+ case XFA_ATTRIBUTEENUM_Rl_tb:
+ return TRUE;
+ default:
+ return FALSE;
+ }
+ return FALSE;
+}
+FX_BOOL XFA_IsHorizontalFlow(XFA_ATTRIBUTEENUM eLayout)
+{
+ switch (eLayout) {
+ case XFA_ATTRIBUTEENUM_Lr_tb:
+ case XFA_ATTRIBUTEENUM_Rl_tb:
+ return TRUE;
+ default:
+ return FALSE;
+ }
+ return FALSE;
+}
+static const FX_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
+ };
+FX_DOUBLE XFA_WideStringToDouble(const CFX_WideString &wsStringVal)
+{
+ CFX_WideString wsValue = wsStringVal;
+ wsValue.TrimLeft();
+ wsValue.TrimRight();
+ FX_BOOL bValid = TRUE;
+ FX_INT64 nIntegral = 0;
+ FX_DWORD dwFractional = 0;
+ FX_INT32 nExponent = 0;
+ FX_INT32 cc = 0;
+ FX_BOOL bNegative = FALSE, bExpSign = FALSE;
+ FX_LPCWSTR str = (FX_LPCWSTR)wsValue;
+ FX_INT32 len = wsValue.GetLength();
+ if (str[0] == '+') {
+ cc++;
+ } else if (str[0] == '-') {
+ bNegative = TRUE;
+ cc++;
+ }
+ FX_INT32 nIntegralLen = 0;
+ while (cc < len) {
+ if (str[cc] == '.' || str[cc] == 'E' || str[cc] == 'e' || nIntegralLen > 17) {
+ break;
+ }
+ if (!XFA_IsDigit(str[cc])) {
+ return 0;
+ }
+ nIntegral = nIntegral * 10 + str[cc] - '0';
+ cc ++;
+ nIntegralLen++;
+ }
+ nIntegral = bNegative ? -nIntegral : nIntegral;
+ FX_INT32 scale = 0;
+ FX_DOUBLE fraction = 0.0;
+ if (cc < len && str[cc] == '.') {
+ cc ++;
+ while (cc < len) {
+ fraction += fraction_scales[scale] * (str[cc] - '0');
+ scale ++;
+ cc ++;
+ if (cc == len) {
+ break;
+ }
+ if (scale == sizeof (fraction_scales) / sizeof(FX_DOUBLE)
+ || str[cc] == 'E'
+ || str[cc] == 'e') {
+ break;
+ }
+ if (!XFA_IsDigit(str[cc])) {
+ return 0;
+ }
+ }
+ dwFractional = (FX_DWORD)(fraction * 4294967296.0);
+ }
+ if (cc < len && (str[cc] == 'E' || str[cc] == 'e')) {
+ cc ++;
+ if (cc < len) {
+ if (str[cc] == '+') {
+ cc++;
+ } else if (str[cc] == '-') {
+ bExpSign = TRUE;
+ cc++;
+ }
+ }
+ while (cc < len) {
+ if (str[cc] == '.' || !XFA_IsDigit(str[cc])) {
+ return 0;
+ }
+ nExponent = nExponent * 10 + str[cc] - '0';
+ cc ++;
+ }
+ nExponent = bExpSign ? -nExponent : nExponent;
+ }
+ FX_DOUBLE dValue = (dwFractional / 4294967296.0);
+ dValue = nIntegral + (nIntegral >= 0 ? dValue : -dValue);
+ if (nExponent != 0) {
+ dValue *= FXSYS_pow(10, (FX_FLOAT)nExponent);
+ }
+ return dValue;
+}
+FX_DOUBLE XFA_ByteStringToDouble(FX_BSTR szStringVal)
+{
+ CFX_WideString wsValue = CFX_WideString::FromUTF8(szStringVal.GetCStr(), szStringVal.GetLength());
+ return XFA_WideStringToDouble(wsValue);
+}
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