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| 1 // Copyright 2016 PDFium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| 6 |
| 7 #include "fpdfsdk/include/cpdfsdk_interform.h" |
| 8 |
| 9 #include <algorithm> |
| 10 #include <memory> |
| 11 |
| 12 #include "core/fpdfapi/fpdf_page/include/cpdf_page.h" |
| 13 #include "core/fpdfapi/fpdf_parser/include/cfdf_document.h" |
| 14 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h" |
| 15 #include "core/fpdfapi/fpdf_parser/include/cpdf_document.h" |
| 16 #include "core/fpdfapi/fpdf_parser/include/cpdf_stream.h" |
| 17 #include "core/fpdfdoc/include/cpdf_actionfields.h" |
| 18 #include "core/fpdfdoc/include/cpdf_interform.h" |
| 19 #include "core/fxge/include/cfx_graphstatedata.h" |
| 20 #include "core/fxge/include/cfx_pathdata.h" |
| 21 #include "core/fxge/include/cfx_renderdevice.h" |
| 22 #include "fpdfsdk/formfiller/cffl_formfiller.h" |
| 23 #include "fpdfsdk/fxedit/include/fxet_edit.h" |
| 24 #include "fpdfsdk/include/cba_annotiterator.h" |
| 25 #include "fpdfsdk/include/cpdfsdk_annot.h" |
| 26 #include "fpdfsdk/include/cpdfsdk_widget.h" |
| 27 #include "fpdfsdk/include/fsdk_actionhandler.h" |
| 28 #include "fpdfsdk/include/fsdk_define.h" |
| 29 #include "fpdfsdk/include/fsdk_mgr.h" |
| 30 #include "fpdfsdk/include/ipdfsdk_annothandler.h" |
| 31 #include "fpdfsdk/javascript/ijs_context.h" |
| 32 #include "fpdfsdk/javascript/ijs_runtime.h" |
| 33 #include "fpdfsdk/pdfwindow/PWL_Utils.h" |
| 34 #include "third_party/base/stl_util.h" |
| 35 |
| 36 #ifdef PDF_ENABLE_XFA |
| 37 #include "fpdfsdk/fpdfxfa/include/fpdfxfa_doc.h" |
| 38 #include "fpdfsdk/fpdfxfa/include/fpdfxfa_util.h" |
| 39 #include "fpdfsdk/include/cpdfsdk_xfawidget.h" |
| 40 #include "xfa/fxfa/include/cxfa_eventparam.h" |
| 41 #include "xfa/fxfa/include/xfa_ffdocview.h" |
| 42 #include "xfa/fxfa/include/xfa_ffwidget.h" |
| 43 #include "xfa/fxfa/include/xfa_ffwidgethandler.h" |
| 44 #endif // PDF_ENABLE_XFA |
| 45 |
| 46 CPDFSDK_InterForm::CPDFSDK_InterForm(CPDFSDK_Document* pDocument) |
| 47 : m_pDocument(pDocument), |
| 48 m_pInterForm(new CPDF_InterForm(m_pDocument->GetPDFDocument())), |
| 49 #ifdef PDF_ENABLE_XFA |
| 50 m_bXfaCalculate(TRUE), |
| 51 m_bXfaValidationsEnabled(TRUE), |
| 52 #endif // PDF_ENABLE_XFA |
| 53 m_bCalculate(TRUE), |
| 54 m_bBusy(FALSE), |
| 55 m_iHighlightAlpha(0) { |
| 56 m_pInterForm->SetFormNotify(this); |
| 57 for (int i = 0; i < kNumFieldTypes; ++i) |
| 58 m_bNeedHightlight[i] = FALSE; |
| 59 } |
| 60 |
| 61 CPDFSDK_InterForm::~CPDFSDK_InterForm() { |
| 62 m_Map.clear(); |
| 63 #ifdef PDF_ENABLE_XFA |
| 64 m_XFAMap.clear(); |
| 65 #endif // PDF_ENABLE_XFA |
| 66 } |
| 67 |
| 68 FX_BOOL CPDFSDK_InterForm::HighlightWidgets() { |
| 69 return FALSE; |
| 70 } |
| 71 |
| 72 CPDFSDK_Widget* CPDFSDK_InterForm::GetSibling(CPDFSDK_Widget* pWidget, |
| 73 FX_BOOL bNext) const { |
| 74 std::unique_ptr<CBA_AnnotIterator> pIterator( |
| 75 new CBA_AnnotIterator(pWidget->GetPageView(), "Widget", "")); |
| 76 |
| 77 if (bNext) |
| 78 return static_cast<CPDFSDK_Widget*>(pIterator->GetNextAnnot(pWidget)); |
| 79 |
| 80 return static_cast<CPDFSDK_Widget*>(pIterator->GetPrevAnnot(pWidget)); |
| 81 } |
| 82 |
| 83 CPDFSDK_Widget* CPDFSDK_InterForm::GetWidget(CPDF_FormControl* pControl, |
| 84 bool createIfNeeded) const { |
| 85 if (!pControl || !m_pInterForm) |
| 86 return nullptr; |
| 87 |
| 88 CPDFSDK_Widget* pWidget = nullptr; |
| 89 const auto it = m_Map.find(pControl); |
| 90 if (it != m_Map.end()) |
| 91 pWidget = it->second; |
| 92 if (pWidget) |
| 93 return pWidget; |
| 94 if (!createIfNeeded) |
| 95 return nullptr; |
| 96 |
| 97 CPDF_Dictionary* pControlDict = pControl->GetWidget(); |
| 98 CPDF_Document* pDocument = m_pDocument->GetPDFDocument(); |
| 99 CPDFSDK_PageView* pPage = nullptr; |
| 100 |
| 101 if (CPDF_Dictionary* pPageDict = pControlDict->GetDictBy("P")) { |
| 102 int nPageIndex = pDocument->GetPageIndex(pPageDict->GetObjNum()); |
| 103 if (nPageIndex >= 0) |
| 104 pPage = m_pDocument->GetPageView(nPageIndex); |
| 105 } |
| 106 |
| 107 if (!pPage) { |
| 108 int nPageIndex = GetPageIndexByAnnotDict(pDocument, pControlDict); |
| 109 if (nPageIndex >= 0) |
| 110 pPage = m_pDocument->GetPageView(nPageIndex); |
| 111 } |
| 112 |
| 113 if (!pPage) |
| 114 return nullptr; |
| 115 |
| 116 return static_cast<CPDFSDK_Widget*>(pPage->GetAnnotByDict(pControlDict)); |
| 117 } |
| 118 |
| 119 void CPDFSDK_InterForm::GetWidgets( |
| 120 const CFX_WideString& sFieldName, |
| 121 std::vector<CPDFSDK_Widget*>* widgets) const { |
| 122 for (int i = 0, sz = m_pInterForm->CountFields(sFieldName); i < sz; ++i) { |
| 123 CPDF_FormField* pFormField = m_pInterForm->GetField(i, sFieldName); |
| 124 ASSERT(pFormField); |
| 125 GetWidgets(pFormField, widgets); |
| 126 } |
| 127 } |
| 128 |
| 129 void CPDFSDK_InterForm::GetWidgets( |
| 130 CPDF_FormField* pField, |
| 131 std::vector<CPDFSDK_Widget*>* widgets) const { |
| 132 for (int i = 0, sz = pField->CountControls(); i < sz; ++i) { |
| 133 CPDF_FormControl* pFormCtrl = pField->GetControl(i); |
| 134 ASSERT(pFormCtrl); |
| 135 CPDFSDK_Widget* pWidget = GetWidget(pFormCtrl, true); |
| 136 if (pWidget) |
| 137 widgets->push_back(pWidget); |
| 138 } |
| 139 } |
| 140 |
| 141 int CPDFSDK_InterForm::GetPageIndexByAnnotDict( |
| 142 CPDF_Document* pDocument, |
| 143 CPDF_Dictionary* pAnnotDict) const { |
| 144 ASSERT(pAnnotDict); |
| 145 |
| 146 for (int i = 0, sz = pDocument->GetPageCount(); i < sz; i++) { |
| 147 if (CPDF_Dictionary* pPageDict = pDocument->GetPage(i)) { |
| 148 if (CPDF_Array* pAnnots = pPageDict->GetArrayBy("Annots")) { |
| 149 for (int j = 0, jsz = pAnnots->GetCount(); j < jsz; j++) { |
| 150 CPDF_Object* pDict = pAnnots->GetDirectObjectAt(j); |
| 151 if (pAnnotDict == pDict) |
| 152 return i; |
| 153 } |
| 154 } |
| 155 } |
| 156 } |
| 157 |
| 158 return -1; |
| 159 } |
| 160 |
| 161 void CPDFSDK_InterForm::AddMap(CPDF_FormControl* pControl, |
| 162 CPDFSDK_Widget* pWidget) { |
| 163 m_Map[pControl] = pWidget; |
| 164 } |
| 165 |
| 166 void CPDFSDK_InterForm::RemoveMap(CPDF_FormControl* pControl) { |
| 167 m_Map.erase(pControl); |
| 168 } |
| 169 |
| 170 void CPDFSDK_InterForm::EnableCalculate(FX_BOOL bEnabled) { |
| 171 m_bCalculate = bEnabled; |
| 172 } |
| 173 |
| 174 FX_BOOL CPDFSDK_InterForm::IsCalculateEnabled() const { |
| 175 return m_bCalculate; |
| 176 } |
| 177 |
| 178 #ifdef PDF_ENABLE_XFA |
| 179 void CPDFSDK_InterForm::AddXFAMap(CXFA_FFWidget* hWidget, |
| 180 CPDFSDK_XFAWidget* pWidget) { |
| 181 ASSERT(hWidget); |
| 182 m_XFAMap[hWidget] = pWidget; |
| 183 } |
| 184 |
| 185 void CPDFSDK_InterForm::RemoveXFAMap(CXFA_FFWidget* hWidget) { |
| 186 ASSERT(hWidget); |
| 187 m_XFAMap.erase(hWidget); |
| 188 } |
| 189 |
| 190 CPDFSDK_XFAWidget* CPDFSDK_InterForm::GetXFAWidget(CXFA_FFWidget* hWidget) { |
| 191 ASSERT(hWidget); |
| 192 auto it = m_XFAMap.find(hWidget); |
| 193 return it != m_XFAMap.end() ? it->second : nullptr; |
| 194 } |
| 195 |
| 196 void CPDFSDK_InterForm::XfaEnableCalculate(FX_BOOL bEnabled) { |
| 197 m_bXfaCalculate = bEnabled; |
| 198 } |
| 199 FX_BOOL CPDFSDK_InterForm::IsXfaCalculateEnabled() const { |
| 200 return m_bXfaCalculate; |
| 201 } |
| 202 |
| 203 FX_BOOL CPDFSDK_InterForm::IsXfaValidationsEnabled() { |
| 204 return m_bXfaValidationsEnabled; |
| 205 } |
| 206 void CPDFSDK_InterForm::XfaSetValidationsEnabled(FX_BOOL bEnabled) { |
| 207 m_bXfaValidationsEnabled = bEnabled; |
| 208 } |
| 209 |
| 210 void CPDFSDK_InterForm::SynchronizeField(CPDF_FormField* pFormField, |
| 211 FX_BOOL bSynchronizeElse) { |
| 212 for (int i = 0, sz = pFormField->CountControls(); i < sz; i++) { |
| 213 CPDF_FormControl* pFormCtrl = pFormField->GetControl(i); |
| 214 if (CPDFSDK_Widget* pWidget = GetWidget(pFormCtrl, false)) |
| 215 pWidget->Synchronize(bSynchronizeElse); |
| 216 } |
| 217 } |
| 218 #endif // PDF_ENABLE_XFA |
| 219 |
| 220 void CPDFSDK_InterForm::OnCalculate(CPDF_FormField* pFormField) { |
| 221 CPDFDoc_Environment* pEnv = m_pDocument->GetEnv(); |
| 222 ASSERT(pEnv); |
| 223 if (!pEnv->IsJSInitiated()) |
| 224 return; |
| 225 |
| 226 if (m_bBusy) |
| 227 return; |
| 228 |
| 229 m_bBusy = TRUE; |
| 230 |
| 231 if (!IsCalculateEnabled()) { |
| 232 m_bBusy = FALSE; |
| 233 return; |
| 234 } |
| 235 |
| 236 IJS_Runtime* pRuntime = m_pDocument->GetJsRuntime(); |
| 237 pRuntime->SetReaderDocument(m_pDocument); |
| 238 |
| 239 int nSize = m_pInterForm->CountFieldsInCalculationOrder(); |
| 240 for (int i = 0; i < nSize; i++) { |
| 241 CPDF_FormField* pField = m_pInterForm->GetFieldInCalculationOrder(i); |
| 242 if (!pField) |
| 243 continue; |
| 244 |
| 245 int nType = pField->GetFieldType(); |
| 246 if (nType != FIELDTYPE_COMBOBOX && nType != FIELDTYPE_TEXTFIELD) |
| 247 continue; |
| 248 |
| 249 CPDF_AAction aAction = pField->GetAdditionalAction(); |
| 250 if (!aAction.GetDict() || !aAction.ActionExist(CPDF_AAction::Calculate)) |
| 251 continue; |
| 252 |
| 253 CPDF_Action action = aAction.GetAction(CPDF_AAction::Calculate); |
| 254 if (!action.GetDict()) |
| 255 continue; |
| 256 |
| 257 CFX_WideString csJS = action.GetJavaScript(); |
| 258 if (csJS.IsEmpty()) |
| 259 continue; |
| 260 |
| 261 IJS_Context* pContext = pRuntime->NewContext(); |
| 262 CFX_WideString sOldValue = pField->GetValue(); |
| 263 CFX_WideString sValue = sOldValue; |
| 264 FX_BOOL bRC = TRUE; |
| 265 pContext->OnField_Calculate(pFormField, pField, sValue, bRC); |
| 266 |
| 267 CFX_WideString sInfo; |
| 268 FX_BOOL bRet = pContext->RunScript(csJS, &sInfo); |
| 269 pRuntime->ReleaseContext(pContext); |
| 270 |
| 271 if (bRet && bRC && sValue.Compare(sOldValue) != 0) |
| 272 pField->SetValue(sValue, TRUE); |
| 273 } |
| 274 |
| 275 m_bBusy = FALSE; |
| 276 } |
| 277 |
| 278 CFX_WideString CPDFSDK_InterForm::OnFormat(CPDF_FormField* pFormField, |
| 279 FX_BOOL& bFormated) { |
| 280 CFX_WideString sValue = pFormField->GetValue(); |
| 281 CPDFDoc_Environment* pEnv = m_pDocument->GetEnv(); |
| 282 ASSERT(pEnv); |
| 283 if (!pEnv->IsJSInitiated()) { |
| 284 bFormated = FALSE; |
| 285 return sValue; |
| 286 } |
| 287 |
| 288 IJS_Runtime* pRuntime = m_pDocument->GetJsRuntime(); |
| 289 pRuntime->SetReaderDocument(m_pDocument); |
| 290 |
| 291 if (pFormField->GetFieldType() == FIELDTYPE_COMBOBOX && |
| 292 pFormField->CountSelectedItems() > 0) { |
| 293 int index = pFormField->GetSelectedIndex(0); |
| 294 if (index >= 0) |
| 295 sValue = pFormField->GetOptionLabel(index); |
| 296 } |
| 297 |
| 298 bFormated = FALSE; |
| 299 |
| 300 CPDF_AAction aAction = pFormField->GetAdditionalAction(); |
| 301 if (aAction.GetDict() && aAction.ActionExist(CPDF_AAction::Format)) { |
| 302 CPDF_Action action = aAction.GetAction(CPDF_AAction::Format); |
| 303 if (action.GetDict()) { |
| 304 CFX_WideString script = action.GetJavaScript(); |
| 305 if (!script.IsEmpty()) { |
| 306 CFX_WideString Value = sValue; |
| 307 |
| 308 IJS_Context* pContext = pRuntime->NewContext(); |
| 309 pContext->OnField_Format(pFormField, Value, TRUE); |
| 310 CFX_WideString sInfo; |
| 311 FX_BOOL bRet = pContext->RunScript(script, &sInfo); |
| 312 pRuntime->ReleaseContext(pContext); |
| 313 |
| 314 if (bRet) { |
| 315 sValue = Value; |
| 316 bFormated = TRUE; |
| 317 } |
| 318 } |
| 319 } |
| 320 } |
| 321 |
| 322 return sValue; |
| 323 } |
| 324 |
| 325 void CPDFSDK_InterForm::ResetFieldAppearance(CPDF_FormField* pFormField, |
| 326 const FX_WCHAR* sValue, |
| 327 FX_BOOL bValueChanged) { |
| 328 for (int i = 0, sz = pFormField->CountControls(); i < sz; i++) { |
| 329 CPDF_FormControl* pFormCtrl = pFormField->GetControl(i); |
| 330 ASSERT(pFormCtrl); |
| 331 if (CPDFSDK_Widget* pWidget = GetWidget(pFormCtrl, false)) |
| 332 pWidget->ResetAppearance(sValue, bValueChanged); |
| 333 } |
| 334 } |
| 335 |
| 336 void CPDFSDK_InterForm::UpdateField(CPDF_FormField* pFormField) { |
| 337 for (int i = 0, sz = pFormField->CountControls(); i < sz; i++) { |
| 338 CPDF_FormControl* pFormCtrl = pFormField->GetControl(i); |
| 339 ASSERT(pFormCtrl); |
| 340 |
| 341 if (CPDFSDK_Widget* pWidget = GetWidget(pFormCtrl, false)) { |
| 342 CPDFDoc_Environment* pEnv = m_pDocument->GetEnv(); |
| 343 CFFL_IFormFiller* pIFormFiller = pEnv->GetIFormFiller(); |
| 344 UnderlyingPageType* pPage = pWidget->GetUnderlyingPage(); |
| 345 CPDFSDK_PageView* pPageView = m_pDocument->GetPageView(pPage, false); |
| 346 FX_RECT rcBBox = pIFormFiller->GetViewBBox(pPageView, pWidget); |
| 347 |
| 348 pEnv->FFI_Invalidate(pPage, rcBBox.left, rcBBox.top, rcBBox.right, |
| 349 rcBBox.bottom); |
| 350 } |
| 351 } |
| 352 } |
| 353 |
| 354 FX_BOOL CPDFSDK_InterForm::OnKeyStrokeCommit(CPDF_FormField* pFormField, |
| 355 const CFX_WideString& csValue) { |
| 356 CPDF_AAction aAction = pFormField->GetAdditionalAction(); |
| 357 if (!aAction.GetDict() || !aAction.ActionExist(CPDF_AAction::KeyStroke)) |
| 358 return TRUE; |
| 359 |
| 360 CPDF_Action action = aAction.GetAction(CPDF_AAction::KeyStroke); |
| 361 if (!action.GetDict()) |
| 362 return TRUE; |
| 363 |
| 364 CPDFDoc_Environment* pEnv = m_pDocument->GetEnv(); |
| 365 CPDFSDK_ActionHandler* pActionHandler = pEnv->GetActionHander(); |
| 366 PDFSDK_FieldAction fa; |
| 367 fa.bModifier = pEnv->FFI_IsCTRLKeyDown(0); |
| 368 fa.bShift = pEnv->FFI_IsSHIFTKeyDown(0); |
| 369 fa.sValue = csValue; |
| 370 pActionHandler->DoAction_FieldJavaScript(action, CPDF_AAction::KeyStroke, |
| 371 m_pDocument, pFormField, fa); |
| 372 return fa.bRC; |
| 373 } |
| 374 |
| 375 FX_BOOL CPDFSDK_InterForm::OnValidate(CPDF_FormField* pFormField, |
| 376 const CFX_WideString& csValue) { |
| 377 CPDF_AAction aAction = pFormField->GetAdditionalAction(); |
| 378 if (!aAction.GetDict() || !aAction.ActionExist(CPDF_AAction::Validate)) |
| 379 return TRUE; |
| 380 |
| 381 CPDF_Action action = aAction.GetAction(CPDF_AAction::Validate); |
| 382 if (!action.GetDict()) |
| 383 return TRUE; |
| 384 |
| 385 CPDFDoc_Environment* pEnv = m_pDocument->GetEnv(); |
| 386 CPDFSDK_ActionHandler* pActionHandler = pEnv->GetActionHander(); |
| 387 PDFSDK_FieldAction fa; |
| 388 fa.bModifier = pEnv->FFI_IsCTRLKeyDown(0); |
| 389 fa.bShift = pEnv->FFI_IsSHIFTKeyDown(0); |
| 390 fa.sValue = csValue; |
| 391 pActionHandler->DoAction_FieldJavaScript(action, CPDF_AAction::Validate, |
| 392 m_pDocument, pFormField, fa); |
| 393 return fa.bRC; |
| 394 } |
| 395 |
| 396 FX_BOOL CPDFSDK_InterForm::DoAction_Hide(const CPDF_Action& action) { |
| 397 ASSERT(action.GetDict()); |
| 398 |
| 399 CPDF_ActionFields af(&action); |
| 400 std::vector<CPDF_Object*> fieldObjects = af.GetAllFields(); |
| 401 std::vector<CPDF_FormField*> fields = GetFieldFromObjects(fieldObjects); |
| 402 |
| 403 bool bHide = action.GetHideStatus(); |
| 404 FX_BOOL bChanged = FALSE; |
| 405 |
| 406 for (CPDF_FormField* pField : fields) { |
| 407 for (int i = 0, sz = pField->CountControls(); i < sz; ++i) { |
| 408 CPDF_FormControl* pControl = pField->GetControl(i); |
| 409 ASSERT(pControl); |
| 410 |
| 411 if (CPDFSDK_Widget* pWidget = GetWidget(pControl, false)) { |
| 412 uint32_t nFlags = pWidget->GetFlags(); |
| 413 nFlags &= ~ANNOTFLAG_INVISIBLE; |
| 414 nFlags &= ~ANNOTFLAG_NOVIEW; |
| 415 if (bHide) |
| 416 nFlags |= ANNOTFLAG_HIDDEN; |
| 417 else |
| 418 nFlags &= ~ANNOTFLAG_HIDDEN; |
| 419 pWidget->SetFlags(nFlags); |
| 420 pWidget->GetPageView()->UpdateView(pWidget); |
| 421 bChanged = TRUE; |
| 422 } |
| 423 } |
| 424 } |
| 425 |
| 426 return bChanged; |
| 427 } |
| 428 |
| 429 FX_BOOL CPDFSDK_InterForm::DoAction_SubmitForm(const CPDF_Action& action) { |
| 430 CFX_WideString sDestination = action.GetFilePath(); |
| 431 if (sDestination.IsEmpty()) |
| 432 return FALSE; |
| 433 |
| 434 CPDF_Dictionary* pActionDict = action.GetDict(); |
| 435 if (pActionDict->KeyExist("Fields")) { |
| 436 CPDF_ActionFields af(&action); |
| 437 uint32_t dwFlags = action.GetFlags(); |
| 438 std::vector<CPDF_Object*> fieldObjects = af.GetAllFields(); |
| 439 std::vector<CPDF_FormField*> fields = GetFieldFromObjects(fieldObjects); |
| 440 if (!fields.empty()) { |
| 441 bool bIncludeOrExclude = !(dwFlags & 0x01); |
| 442 if (m_pInterForm->CheckRequiredFields(&fields, bIncludeOrExclude)) |
| 443 return FALSE; |
| 444 |
| 445 return SubmitFields(sDestination, fields, bIncludeOrExclude, false); |
| 446 } |
| 447 } |
| 448 if (m_pInterForm->CheckRequiredFields(nullptr, true)) |
| 449 return FALSE; |
| 450 |
| 451 return SubmitForm(sDestination, FALSE); |
| 452 } |
| 453 |
| 454 FX_BOOL CPDFSDK_InterForm::SubmitFields( |
| 455 const CFX_WideString& csDestination, |
| 456 const std::vector<CPDF_FormField*>& fields, |
| 457 bool bIncludeOrExclude, |
| 458 bool bUrlEncoded) { |
| 459 CPDFDoc_Environment* pEnv = m_pDocument->GetEnv(); |
| 460 |
| 461 CFX_ByteTextBuf textBuf; |
| 462 ExportFieldsToFDFTextBuf(fields, bIncludeOrExclude, textBuf); |
| 463 |
| 464 uint8_t* pBuffer = textBuf.GetBuffer(); |
| 465 FX_STRSIZE nBufSize = textBuf.GetLength(); |
| 466 |
| 467 if (bUrlEncoded && !FDFToURLEncodedData(pBuffer, nBufSize)) |
| 468 return FALSE; |
| 469 |
| 470 pEnv->JS_docSubmitForm(pBuffer, nBufSize, csDestination.c_str()); |
| 471 return TRUE; |
| 472 } |
| 473 |
| 474 FX_BOOL CPDFSDK_InterForm::FDFToURLEncodedData(CFX_WideString csFDFFile, |
| 475 CFX_WideString csTxtFile) { |
| 476 return TRUE; |
| 477 } |
| 478 |
| 479 FX_BOOL CPDFSDK_InterForm::FDFToURLEncodedData(uint8_t*& pBuf, |
| 480 FX_STRSIZE& nBufSize) { |
| 481 CFDF_Document* pFDF = CFDF_Document::ParseMemory(pBuf, nBufSize); |
| 482 if (!pFDF) |
| 483 return TRUE; |
| 484 |
| 485 CPDF_Dictionary* pMainDict = pFDF->GetRoot()->GetDictBy("FDF"); |
| 486 if (!pMainDict) |
| 487 return FALSE; |
| 488 |
| 489 CPDF_Array* pFields = pMainDict->GetArrayBy("Fields"); |
| 490 if (!pFields) |
| 491 return FALSE; |
| 492 |
| 493 CFX_ByteTextBuf fdfEncodedData; |
| 494 for (uint32_t i = 0; i < pFields->GetCount(); i++) { |
| 495 CPDF_Dictionary* pField = pFields->GetDictAt(i); |
| 496 if (!pField) |
| 497 continue; |
| 498 CFX_WideString name; |
| 499 name = pField->GetUnicodeTextBy("T"); |
| 500 CFX_ByteString name_b = CFX_ByteString::FromUnicode(name); |
| 501 CFX_ByteString csBValue = pField->GetStringBy("V"); |
| 502 CFX_WideString csWValue = PDF_DecodeText(csBValue); |
| 503 CFX_ByteString csValue_b = CFX_ByteString::FromUnicode(csWValue); |
| 504 |
| 505 fdfEncodedData << name_b.GetBuffer(name_b.GetLength()); |
| 506 name_b.ReleaseBuffer(); |
| 507 fdfEncodedData << "="; |
| 508 fdfEncodedData << csValue_b.GetBuffer(csValue_b.GetLength()); |
| 509 csValue_b.ReleaseBuffer(); |
| 510 if (i != pFields->GetCount() - 1) |
| 511 fdfEncodedData << "&"; |
| 512 } |
| 513 |
| 514 nBufSize = fdfEncodedData.GetLength(); |
| 515 pBuf = FX_Alloc(uint8_t, nBufSize); |
| 516 FXSYS_memcpy(pBuf, fdfEncodedData.GetBuffer(), nBufSize); |
| 517 return TRUE; |
| 518 } |
| 519 |
| 520 FX_BOOL CPDFSDK_InterForm::ExportFieldsToFDFTextBuf( |
| 521 const std::vector<CPDF_FormField*>& fields, |
| 522 bool bIncludeOrExclude, |
| 523 CFX_ByteTextBuf& textBuf) { |
| 524 std::unique_ptr<CFDF_Document> pFDF(m_pInterForm->ExportToFDF( |
| 525 m_pDocument->GetPath().AsStringC(), fields, bIncludeOrExclude)); |
| 526 return pFDF ? pFDF->WriteBuf(textBuf) : FALSE; |
| 527 } |
| 528 |
| 529 CFX_WideString CPDFSDK_InterForm::GetTemporaryFileName( |
| 530 const CFX_WideString& sFileExt) { |
| 531 return L""; |
| 532 } |
| 533 |
| 534 FX_BOOL CPDFSDK_InterForm::SubmitForm(const CFX_WideString& sDestination, |
| 535 FX_BOOL bUrlEncoded) { |
| 536 if (sDestination.IsEmpty()) |
| 537 return FALSE; |
| 538 |
| 539 if (!m_pDocument || !m_pInterForm) |
| 540 return FALSE; |
| 541 |
| 542 CPDFDoc_Environment* pEnv = m_pDocument->GetEnv(); |
| 543 CFX_WideString wsPDFFilePath = m_pDocument->GetPath(); |
| 544 CFDF_Document* pFDFDoc = m_pInterForm->ExportToFDF(wsPDFFilePath.AsStringC()); |
| 545 if (!pFDFDoc) |
| 546 return FALSE; |
| 547 |
| 548 CFX_ByteTextBuf FdfBuffer; |
| 549 FX_BOOL bRet = pFDFDoc->WriteBuf(FdfBuffer); |
| 550 delete pFDFDoc; |
| 551 if (!bRet) |
| 552 return FALSE; |
| 553 |
| 554 uint8_t* pBuffer = FdfBuffer.GetBuffer(); |
| 555 FX_STRSIZE nBufSize = FdfBuffer.GetLength(); |
| 556 |
| 557 if (bUrlEncoded && !FDFToURLEncodedData(pBuffer, nBufSize)) |
| 558 return FALSE; |
| 559 |
| 560 pEnv->JS_docSubmitForm(pBuffer, nBufSize, sDestination.c_str()); |
| 561 |
| 562 if (bUrlEncoded) |
| 563 FX_Free(pBuffer); |
| 564 |
| 565 return TRUE; |
| 566 } |
| 567 |
| 568 FX_BOOL CPDFSDK_InterForm::ExportFormToFDFTextBuf(CFX_ByteTextBuf& textBuf) { |
| 569 CFDF_Document* pFDF = |
| 570 m_pInterForm->ExportToFDF(m_pDocument->GetPath().AsStringC()); |
| 571 if (!pFDF) |
| 572 return FALSE; |
| 573 |
| 574 FX_BOOL bRet = pFDF->WriteBuf(textBuf); |
| 575 delete pFDF; |
| 576 |
| 577 return bRet; |
| 578 } |
| 579 |
| 580 FX_BOOL CPDFSDK_InterForm::DoAction_ResetForm(const CPDF_Action& action) { |
| 581 ASSERT(action.GetDict()); |
| 582 |
| 583 CPDF_Dictionary* pActionDict = action.GetDict(); |
| 584 if (!pActionDict->KeyExist("Fields")) |
| 585 return m_pInterForm->ResetForm(true); |
| 586 |
| 587 CPDF_ActionFields af(&action); |
| 588 uint32_t dwFlags = action.GetFlags(); |
| 589 |
| 590 std::vector<CPDF_Object*> fieldObjects = af.GetAllFields(); |
| 591 std::vector<CPDF_FormField*> fields = GetFieldFromObjects(fieldObjects); |
| 592 return m_pInterForm->ResetForm(fields, !(dwFlags & 0x01), true); |
| 593 } |
| 594 |
| 595 FX_BOOL CPDFSDK_InterForm::DoAction_ImportData(const CPDF_Action& action) { |
| 596 return FALSE; |
| 597 } |
| 598 |
| 599 std::vector<CPDF_FormField*> CPDFSDK_InterForm::GetFieldFromObjects( |
| 600 const std::vector<CPDF_Object*>& objects) const { |
| 601 std::vector<CPDF_FormField*> fields; |
| 602 for (CPDF_Object* pObject : objects) { |
| 603 if (pObject && pObject->IsString()) { |
| 604 CFX_WideString csName = pObject->GetUnicodeText(); |
| 605 CPDF_FormField* pField = m_pInterForm->GetField(0, csName); |
| 606 if (pField) |
| 607 fields.push_back(pField); |
| 608 } |
| 609 } |
| 610 return fields; |
| 611 } |
| 612 |
| 613 int CPDFSDK_InterForm::BeforeValueChange(CPDF_FormField* pField, |
| 614 const CFX_WideString& csValue) { |
| 615 int nType = pField->GetFieldType(); |
| 616 if (nType != FIELDTYPE_COMBOBOX && nType != FIELDTYPE_TEXTFIELD) |
| 617 return 0; |
| 618 |
| 619 if (!OnKeyStrokeCommit(pField, csValue)) |
| 620 return -1; |
| 621 |
| 622 if (!OnValidate(pField, csValue)) |
| 623 return -1; |
| 624 |
| 625 return 1; |
| 626 } |
| 627 |
| 628 void CPDFSDK_InterForm::AfterValueChange(CPDF_FormField* pField) { |
| 629 #ifdef PDF_ENABLE_XFA |
| 630 SynchronizeField(pField, FALSE); |
| 631 #endif // PDF_ENABLE_XFA |
| 632 int nType = pField->GetFieldType(); |
| 633 if (nType == FIELDTYPE_COMBOBOX || nType == FIELDTYPE_TEXTFIELD) { |
| 634 OnCalculate(pField); |
| 635 FX_BOOL bFormated = FALSE; |
| 636 CFX_WideString sValue = OnFormat(pField, bFormated); |
| 637 ResetFieldAppearance(pField, bFormated ? sValue.c_str() : nullptr, TRUE); |
| 638 UpdateField(pField); |
| 639 } |
| 640 } |
| 641 |
| 642 int CPDFSDK_InterForm::BeforeSelectionChange(CPDF_FormField* pField, |
| 643 const CFX_WideString& csValue) { |
| 644 if (pField->GetFieldType() != FIELDTYPE_LISTBOX) |
| 645 return 0; |
| 646 |
| 647 if (!OnKeyStrokeCommit(pField, csValue)) |
| 648 return -1; |
| 649 |
| 650 if (!OnValidate(pField, csValue)) |
| 651 return -1; |
| 652 |
| 653 return 1; |
| 654 } |
| 655 |
| 656 void CPDFSDK_InterForm::AfterSelectionChange(CPDF_FormField* pField) { |
| 657 if (pField->GetFieldType() != FIELDTYPE_LISTBOX) |
| 658 return; |
| 659 |
| 660 OnCalculate(pField); |
| 661 ResetFieldAppearance(pField, nullptr, TRUE); |
| 662 UpdateField(pField); |
| 663 } |
| 664 |
| 665 void CPDFSDK_InterForm::AfterCheckedStatusChange(CPDF_FormField* pField) { |
| 666 int nType = pField->GetFieldType(); |
| 667 if (nType != FIELDTYPE_CHECKBOX && nType != FIELDTYPE_RADIOBUTTON) |
| 668 return; |
| 669 |
| 670 OnCalculate(pField); |
| 671 UpdateField(pField); |
| 672 } |
| 673 |
| 674 int CPDFSDK_InterForm::BeforeFormReset(CPDF_InterForm* pForm) { |
| 675 return 0; |
| 676 } |
| 677 |
| 678 void CPDFSDK_InterForm::AfterFormReset(CPDF_InterForm* pForm) { |
| 679 OnCalculate(nullptr); |
| 680 } |
| 681 |
| 682 int CPDFSDK_InterForm::BeforeFormImportData(CPDF_InterForm* pForm) { |
| 683 return 0; |
| 684 } |
| 685 |
| 686 void CPDFSDK_InterForm::AfterFormImportData(CPDF_InterForm* pForm) { |
| 687 OnCalculate(nullptr); |
| 688 } |
| 689 |
| 690 FX_BOOL CPDFSDK_InterForm::IsNeedHighLight(int nFieldType) { |
| 691 if (nFieldType < 1 || nFieldType > kNumFieldTypes) |
| 692 return FALSE; |
| 693 return m_bNeedHightlight[nFieldType - 1]; |
| 694 } |
| 695 |
| 696 void CPDFSDK_InterForm::RemoveAllHighLight() { |
| 697 for (int i = 0; i < kNumFieldTypes; ++i) |
| 698 m_bNeedHightlight[i] = FALSE; |
| 699 } |
| 700 |
| 701 void CPDFSDK_InterForm::SetHighlightColor(FX_COLORREF clr, int nFieldType) { |
| 702 if (nFieldType < 0 || nFieldType > kNumFieldTypes) |
| 703 return; |
| 704 switch (nFieldType) { |
| 705 case 0: { |
| 706 for (int i = 0; i < kNumFieldTypes; ++i) { |
| 707 m_aHighlightColor[i] = clr; |
| 708 m_bNeedHightlight[i] = TRUE; |
| 709 } |
| 710 break; |
| 711 } |
| 712 default: { |
| 713 m_aHighlightColor[nFieldType - 1] = clr; |
| 714 m_bNeedHightlight[nFieldType - 1] = TRUE; |
| 715 break; |
| 716 } |
| 717 } |
| 718 } |
| 719 |
| 720 FX_COLORREF CPDFSDK_InterForm::GetHighlightColor(int nFieldType) { |
| 721 if (nFieldType < 0 || nFieldType > kNumFieldTypes) |
| 722 return FXSYS_RGB(255, 255, 255); |
| 723 if (nFieldType == 0) |
| 724 return m_aHighlightColor[0]; |
| 725 return m_aHighlightColor[nFieldType - 1]; |
| 726 } |
OLD | NEW |